From: Hauke Mehrtens Date: Sun, 13 May 2012 15:10:40 +0000 (+0000) Subject: amazon: update amazon target to kernel 3.3 X-Git-Tag: v19.07.0-rc1~24600 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=abd74f86b459f4ac684de4a0f1bf6552d14b105a;p=openwrt%2Fstaging%2Fhauke.git amazon: update amazon target to kernel 3.3 This is just compile tested, my device is currently not working. SVN-Revision: 31706 --- diff --git a/target/linux/amazon/Makefile b/target/linux/amazon/Makefile index e90fc4c8bd..bfab52e506 100644 --- a/target/linux/amazon/Makefile +++ b/target/linux/amazon/Makefile @@ -10,7 +10,7 @@ ARCH:=mips BOARD:=amazon BOARDNAME:=Infineon Amazon FEATURES:=squashfs jffs2 broken -LINUX_VERSION:=2.6.37.6 +LINUX_VERSION:=3.3.5 include $(INCLUDE_DIR)/target.mk diff --git a/target/linux/amazon/config-2.6.37 b/target/linux/amazon/config-2.6.37 deleted file mode 100644 index ca76524273..0000000000 --- a/target/linux/amazon/config-2.6.37 +++ /dev/null @@ -1,111 +0,0 @@ -CONFIG_ADM6996_SUPPORT=y -CONFIG_AMAZON=y -CONFIG_AMAZON_ASC_UART=y -CONFIG_AMAZON_MTD=y -CONFIG_AMAZON_NET_SW=y -CONFIG_AMAZON_PCI=y -CONFIG_AMAZON_WDT=y -# CONFIG_ARCH_HAS_ILOG2_U32 is not set -# CONFIG_ARCH_HAS_ILOG2_U64 is not set -CONFIG_ARCH_HIBERNATION_POSSIBLE=y -# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set -CONFIG_ARCH_POPULATES_NODE_MAP=y -# CONFIG_ARCH_SUPPORTS_MSI is not set -CONFIG_ARCH_SUPPORTS_OPROFILE=y -CONFIG_ARCH_SUSPEND_POSSIBLE=y -# CONFIG_AUTO_IRQ_AFFINITY is not set -CONFIG_CEVT_R4K=y -CONFIG_CEVT_R4K_LIB=y -CONFIG_CMDLINE="console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/bin/sh" -CONFIG_CMDLINE_BOOL=y -CONFIG_CMDLINE_OVERRIDE=y -CONFIG_CPU_BIG_ENDIAN=y -CONFIG_CPU_HAS_PREFETCH=y -CONFIG_CPU_HAS_SYNC=y -CONFIG_CPU_MIPS32=y -# CONFIG_CPU_MIPS32_R1 is not set -CONFIG_CPU_MIPS32_R2=y -CONFIG_CPU_MIPSR2=y -CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y -CONFIG_CPU_SUPPORTS_HIGHMEM=y -CONFIG_CSRC_R4K=y -CONFIG_CSRC_R4K_LIB=y -CONFIG_DECOMPRESS_LZMA=y -CONFIG_DMA_NONCOHERENT=y -CONFIG_EARLY_PRINTK=y -# CONFIG_FSNOTIFY is not set -CONFIG_GENERIC_ATOMIC64=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_GENERIC_CLOCKEVENTS_BUILD=y -CONFIG_GENERIC_CMOS_UPDATE=y -CONFIG_GENERIC_FIND_LAST_BIT=y -CONFIG_GENERIC_FIND_NEXT_BIT=y -# CONFIG_GENERIC_HARDIRQS_NO_DEPRECATED is not set -CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y -# CONFIG_GENERIC_PENDING_IRQ is not set -# CONFIG_HARDIRQS_SW_RESEND is not set -CONFIG_HARDWARE_WATCHPOINTS=y -CONFIG_HAS_DMA=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAVE_ARCH_KGDB=y -CONFIG_HAVE_C_RECORDMCOUNT=y -CONFIG_HAVE_DMA_API_DEBUG=y -CONFIG_HAVE_DMA_ATTRS=y -CONFIG_HAVE_DYNAMIC_FTRACE=y -CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y -CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y -CONFIG_HAVE_FUNCTION_TRACER=y -CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y -CONFIG_HAVE_GENERIC_DMA_COHERENT=y -CONFIG_HAVE_GENERIC_HARDIRQS=y -CONFIG_HAVE_IDE=y -CONFIG_HAVE_OPROFILE=y -CONFIG_HAVE_PERF_EVENTS=y -# CONFIG_HAVE_SPARSE_IRQ is not set -CONFIG_HAVE_STD_PC_SERIAL_PORT=y -CONFIG_HW_HAS_PCI=y -CONFIG_HW_RANDOM=y -CONFIG_INITRAMFS_SOURCE="" -CONFIG_IRQ_CPU=y -# CONFIG_IRQ_PER_CPU is not set -CONFIG_KALLSYMS=y -CONFIG_LOONGSON_UART_BASE=y -CONFIG_MACH_NO_WESTBRIDGE=y -CONFIG_MIPS=y -CONFIG_MIPS_L1_CACHE_SHIFT=5 -# CONFIG_MIPS_MACHINE is not set -CONFIG_MIPS_MT_DISABLED=y -CONFIG_MTD_AMAZON_BUS_WIDTH_16=y -# CONFIG_MTD_AMAZON_BUS_WIDTH_32 is not set -# CONFIG_MTD_AMAZON_BUS_WIDTH_8 is not set -# CONFIG_MTD_AMAZON_FLASH_SIZE_16 is not set -# CONFIG_MTD_AMAZON_FLASH_SIZE_2 is not set -CONFIG_MTD_AMAZON_FLASH_SIZE_4=y -# CONFIG_MTD_AMAZON_FLASH_SIZE_8 is not set -CONFIG_MTD_CFI_ADV_OPTIONS=y -# CONFIG_MTD_CFI_GEOMETRY is not set -# CONFIG_MTD_CFI_INTELEXT is not set -CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-3 -CONFIG_MTD_REDBOOT_PARTS=y -CONFIG_NEED_DMA_MAP_STATE=y -CONFIG_NEED_PER_CPU_KM=y -# CONFIG_NET_PCI is not set -CONFIG_PAGEFLAGS_EXTENDED=y -CONFIG_PCI=y -CONFIG_PCI_DOMAINS=y -CONFIG_PERF_USE_VMALLOC=y -# CONFIG_PREEMPT_RCU is not set -# CONFIG_QUOTACTL is not set -# CONFIG_SCSI_DMA is not set -# CONFIG_SERIAL_8250 is not set -CONFIG_SWAP_IO_SPACE=y -CONFIG_SYS_HAS_CPU_MIPS32_R1=y -CONFIG_SYS_HAS_CPU_MIPS32_R2=y -CONFIG_SYS_HAS_EARLY_PRINTK=y -CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y -CONFIG_SYS_SUPPORTS_ARBIT_HZ=y -CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y -CONFIG_USB_SUPPORT=y -CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/amazon/config-3.3 b/target/linux/amazon/config-3.3 new file mode 100644 index 0000000000..e34f87bdd5 --- /dev/null +++ b/target/linux/amazon/config-3.3 @@ -0,0 +1,113 @@ +CONFIG_ADM6996_SUPPORT=y +CONFIG_AMAZON=y +CONFIG_AMAZON_ASC_UART=y +CONFIG_AMAZON_MTD=y +CONFIG_AMAZON_NET_SW=y +CONFIG_AMAZON_PCI=y +CONFIG_AMAZON_WDT=y +CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y +CONFIG_ARCH_DISCARD_MEMBLOCK=y +# CONFIG_ARCH_DMA_ADDR_T_64BIT is not set +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_HIBERNATION_POSSIBLE=y +# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set +# CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_BCMA_POSSIBLE=y +CONFIG_CEVT_R4K=y +CONFIG_CEVT_R4K_LIB=y +CONFIG_CMDLINE="console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/bin/sh" +CONFIG_CMDLINE_BOOL=y +CONFIG_CMDLINE_OVERRIDE=y +CONFIG_CPU_BIG_ENDIAN=y +CONFIG_CPU_HAS_PREFETCH=y +CONFIG_CPU_HAS_SYNC=y +CONFIG_CPU_MIPS32=y +# CONFIG_CPU_MIPS32_R1 is not set +CONFIG_CPU_MIPS32_R2=y +CONFIG_CPU_MIPSR2=y +CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y +CONFIG_CPU_SUPPORTS_HIGHMEM=y +CONFIG_CSRC_R4K=y +CONFIG_CSRC_R4K_LIB=y +CONFIG_DECOMPRESS_LZMA=y +CONFIG_DMA_NONCOHERENT=y +CONFIG_EARLY_PRINTK=y +CONFIG_GENERIC_ATOMIC64=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y +CONFIG_GENERIC_CMOS_UPDATE=y +# CONFIG_GENERIC_CPU_DEVICES is not set +CONFIG_GENERIC_IRQ_SHOW=y +CONFIG_GENERIC_PCI_IOMAP=y +CONFIG_HARDWARE_WATCHPOINTS=y +CONFIG_HAS_DMA=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAVE_ARCH_JUMP_LABEL=y +CONFIG_HAVE_ARCH_KGDB=y +CONFIG_HAVE_C_RECORDMCOUNT=y +CONFIG_HAVE_DMA_API_DEBUG=y +CONFIG_HAVE_DMA_ATTRS=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y +CONFIG_HAVE_GENERIC_DMA_COHERENT=y +CONFIG_HAVE_GENERIC_HARDIRQS=y +CONFIG_HAVE_IDE=y +CONFIG_HAVE_IRQ_WORK=y +CONFIG_HAVE_MEMBLOCK=y +CONFIG_HAVE_MEMBLOCK_NODE_MAP=y +CONFIG_HAVE_OPROFILE=y +CONFIG_HAVE_PERF_EVENTS=y +CONFIG_HAVE_STD_PC_SERIAL_PORT=y +CONFIG_HW_HAS_PCI=y +CONFIG_HW_RANDOM=y +CONFIG_INITRAMFS_SOURCE="" +CONFIG_IRQ_CPU=y +CONFIG_IRQ_FORCED_THREADING=y +CONFIG_KALLSYMS=y +# CONFIG_MINIX_FS_NATIVE_ENDIAN is not set +CONFIG_MIPS=y +CONFIG_MIPS_L1_CACHE_SHIFT=5 +# CONFIG_MIPS_MACHINE is not set +CONFIG_MIPS_MT_DISABLED=y +# CONFIG_MLX4_CORE is not set +CONFIG_MTD_AMAZON_BUS_WIDTH_16=y +# CONFIG_MTD_AMAZON_BUS_WIDTH_32 is not set +# CONFIG_MTD_AMAZON_BUS_WIDTH_8 is not set +# CONFIG_MTD_AMAZON_FLASH_SIZE_16 is not set +# CONFIG_MTD_AMAZON_FLASH_SIZE_2 is not set +CONFIG_MTD_AMAZON_FLASH_SIZE_4=y +# CONFIG_MTD_AMAZON_FLASH_SIZE_8 is not set +CONFIG_MTD_CFI_ADV_OPTIONS=y +# CONFIG_MTD_CFI_GEOMETRY is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-3 +CONFIG_MTD_REDBOOT_PARTS=y +CONFIG_NEED_DMA_MAP_STATE=y +CONFIG_NEED_PER_CPU_KM=y +CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_PCI=y +CONFIG_PCI_DOMAINS=y +CONFIG_PERF_USE_VMALLOC=y +# CONFIG_PREEMPT_RCU is not set +# CONFIG_QUOTACTL is not set +# CONFIG_SCSI_DMA is not set +# CONFIG_SERIAL_8250 is not set +CONFIG_SWAP_IO_SPACE=y +CONFIG_SYS_HAS_CPU_MIPS32_R1=y +CONFIG_SYS_HAS_CPU_MIPS32_R2=y +CONFIG_SYS_HAS_EARLY_PRINTK=y +CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y +CONFIG_SYS_SUPPORTS_ARBIT_HZ=y +CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y +CONFIG_USB_ARCH_HAS_XHCI=y +CONFIG_USB_SUPPORT=y +CONFIG_XZ_DEC=y +CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/amazon/files/arch/mips/amazon/interrupt.c b/target/linux/amazon/files/arch/mips/amazon/interrupt.c index e264ca7592..05ff1ee75a 100644 --- a/target/linux/amazon/files/arch/mips/amazon/interrupt.c +++ b/target/linux/amazon/files/arch/mips/amazon/interrupt.c @@ -34,10 +34,11 @@ #include #include -static void amazon_disable_irq(unsigned int irq_nr) +static void amazon_disable_irq(struct irq_data *d) { int i; u32 amazon_ier = AMAZON_ICU_IM0_IER; + unsigned int irq_nr = d->irq; if (irq_nr <= INT_NUM_IM0_IRL11 && irq_nr >= INT_NUM_IM0_IRL0) amazon_writel(amazon_readl(amazon_ier) & (~(AMAZON_DMA_H_MASK)), amazon_ier); @@ -53,11 +54,12 @@ static void amazon_disable_irq(unsigned int irq_nr) } } -static void amazon_mask_and_ack_irq(unsigned int irq_nr) +static void amazon_mask_and_ack_irq(struct irq_data *d) { int i; u32 amazon_ier = AMAZON_ICU_IM0_IER; u32 amazon_isr = AMAZON_ICU_IM0_ISR; + unsigned int irq_nr = d->irq; if (irq_nr <= INT_NUM_IM0_IRL11 && irq_nr >= INT_NUM_IM0_IRL0){ amazon_writel(amazon_readl(amazon_ier) & (~(AMAZON_DMA_H_MASK)), amazon_ier); @@ -77,10 +79,11 @@ static void amazon_mask_and_ack_irq(unsigned int irq_nr) } } -static void amazon_enable_irq(unsigned int irq_nr) +static void amazon_enable_irq(struct irq_data *d) { int i; u32 amazon_ier = AMAZON_ICU_IM0_IER; + unsigned int irq_nr = d->irq; if (irq_nr <= INT_NUM_IM0_IRL11 && irq_nr >= INT_NUM_IM0_IRL0) amazon_writel(amazon_readl(amazon_ier) | AMAZON_DMA_H_MASK, amazon_ier); @@ -96,29 +99,21 @@ static void amazon_enable_irq(unsigned int irq_nr) } } -static unsigned int amazon_startup_irq(unsigned int irq) +static unsigned int amazon_startup_irq(struct irq_data *d) { - amazon_enable_irq(irq); + amazon_enable_irq(d); return 0; } -static void amazon_end_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) { - amazon_enable_irq(irq); - } -} - static struct irq_chip amazon_irq_type = { .name = "AMAZON", - .startup = amazon_startup_irq, - .enable = amazon_enable_irq, - .disable = amazon_disable_irq, - .unmask = amazon_enable_irq, - .ack = amazon_mask_and_ack_irq, - .mask = amazon_disable_irq, - .mask_ack = amazon_mask_and_ack_irq, - .end = amazon_end_irq + .irq_startup = amazon_startup_irq, + .irq_enable = amazon_enable_irq, + .irq_disable = amazon_disable_irq, + .irq_unmask = amazon_enable_irq, + .irq_ack = amazon_mask_and_ack_irq, + .irq_mask = amazon_disable_irq, + .irq_mask_ack = amazon_mask_and_ack_irq, }; /* Cascaded interrupts from IM0-4 */ @@ -178,7 +173,7 @@ void __init arch_init_irq(void) } for (i = INT_NUM_IRQ0; i <= INT_NUM_IM4_IRL31; i++) - set_irq_chip_and_handler(i, &amazon_irq_type, + irq_set_chip_and_handler(i, &amazon_irq_type, handle_level_irq); set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5); diff --git a/target/linux/amazon/files/drivers/mtd/maps/amazon.c b/target/linux/amazon/files/drivers/mtd/maps/amazon.c index 55bfe32372..568f7d828d 100644 --- a/target/linux/amazon/files/drivers/mtd/maps/amazon.c +++ b/target/linux/amazon/files/drivers/mtd/maps/amazon.c @@ -118,7 +118,7 @@ int find_uImage_size(unsigned long start_offset) return temp + 0x40; } -static int __init amazon_mtd_probe(struct platform_device *dev) +static int amazon_mtd_probe(struct platform_device *dev) { unsigned long uimage_size; struct mtd_info *mymtd = NULL; @@ -167,7 +167,7 @@ static int __init amazon_mtd_probe(struct platform_device *dev) amazon_partitions[2].size = mymtd->size - amazon_partitions[2].offset - (2 * mymtd->erasesize); } - add_mtd_partitions(mymtd, parts, 3); + mtd_device_register(mymtd, parts, 3); printk(KERN_INFO "amazon_mtd: added %s flash with %dMB\n", amazon_map.name, ((int)mymtd->size) >> 20); diff --git a/target/linux/amazon/files/drivers/net/admmod.c b/target/linux/amazon/files/drivers/net/admmod.c deleted file mode 100644 index 473a1f6387..0000000000 --- a/target/linux/amazon/files/drivers/net/admmod.c +++ /dev/null @@ -1,1494 +0,0 @@ -/****************************************************************************** - Copyright (c) 2004, Infineon Technologies. All rights reserved. - - No Warranty - Because the program is licensed free of charge, there is no warranty for - the program, to the extent permitted by applicable law. Except when - otherwise stated in writing the copyright holders and/or other parties - provide the program "as is" without warranty of any kind, either - expressed or implied, including, but not limited to, the implied - warranties of merchantability and fitness for a particular purpose. The - entire risk as to the quality and performance of the program is with - you. should the program prove defective, you assume the cost of all - necessary servicing, repair or correction. - - In no event unless required by applicable law or agreed to in writing - will any copyright holder, or any other party who may modify and/or - redistribute the program as permitted above, be liable to you for - damages, including any general, special, incidental or consequential - damages arising out of the use or inability to use the program - (including but not limited to loss of data or data being rendered - inaccurate or losses sustained by you or third parties or a failure of - the program to operate with any other programs), even if such holder or - other party has been advised of the possibility of such damages. - ****************************************************************************** - Module : admmod.c - Date : 2004-09-01 - Description : JoeLin - Remarks: - - Revision: - MarsLin, add to support VLAN - - *****************************************************************************/ -//000001.joelin 2005/06/02 add"ADM6996_MDC_MDIO_MODE" define, -// if define ADM6996_MDC_MDIO_MODE==> ADM6996LC and ADM6996I will be in MDIO/MDC(SMI)(16 bit) mode, -// amazon should contrl ADM6996 by MDC/MDIO pin -// if undef ADM6996_MDC_MDIO_MODE==> ADM6996 will be in EEProm(32 bit) mode, -// amazon should contrl ADM6996 by GPIO15,16,17,18 pin -/* 507281:linmars 2005/07/28 support MDIO/EEPROM config mode */ -/* 509201:linmars remove driver testing codes */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -//#include - - -unsigned int ifx_sw_conf[ADM_SW_MAX_PORT_NUM+1] = \ - {ADM_SW_PORT0_CONF, ADM_SW_PORT1_CONF, ADM_SW_PORT2_CONF, \ - ADM_SW_PORT3_CONF, ADM_SW_PORT4_CONF, ADM_SW_PORT5_CONF}; -unsigned int ifx_sw_bits[8] = \ - {0x1, 0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff}; -unsigned int ifx_sw_vlan_port[6] = {0, 2, 4, 6, 7, 8}; -//050613:fchang -/* 507281:linmars start */ -#ifdef CONFIG_SWITCH_ADM6996_MDIO -#define ADM6996_MDC_MDIO_MODE 1 //000001.joelin -#else -#undef ADM6996_MDC_MDIO_MODE -#endif -/* 507281:linmars end */ -#define adm6996i 0 -#define adm6996lc 1 -#define adm6996l 2 -unsigned int adm6996_mode=adm6996i; -/* - initialize GPIO pins. - output mode, low -*/ -void ifx_gpio_init(void) -{ - //GPIO16,17,18 direction:output - //GPIO16,17,18 output 0 - - AMAZON_SW_REG(AMAZON_GPIO_P1_DIR) |= (GPIO_MDIO|GPIO_MDCS|GPIO_MDC); - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT) =AMAZON_SW_REG(AMAZON_GPIO_P1_IN)& ~(GPIO_MDIO|GPIO_MDCS|GPIO_MDC); - -} - -/* read one bit from mdio port */ -int ifx_sw_mdio_readbit(void) -{ - //int val; - - //val = (AMAZON_SW_REG(GPIO_conf0_REG) & GPIO0_INPUT_MASK) >> 8; - //return val; - //GPIO16 - return AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&1; -} - -/* - MDIO mode selection - 1 -> output - 0 -> input - - switch input/output mode of GPIO 0 -*/ -void ifx_mdio_mode(int mode) -{ -// AMAZON_SW_REG(GPIO_conf0_REG) = mode ? GPIO_ENABLEBITS : -// ((GPIO_ENABLEBITS | MDIO_INPUT) & ~MDIO_OUTPUT_EN); - mode?(AMAZON_SW_REG(AMAZON_GPIO_P1_DIR)|=GPIO_MDIO): - (AMAZON_SW_REG(AMAZON_GPIO_P1_DIR)&=~GPIO_MDIO); - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_DIR); - mode?(r|=GPIO_MDIO):(r&=~GPIO_MDIO); - AMAZON_SW_REG(AMAZON_GPIO_P1_DIR)=r;*/ -} - -void ifx_mdc_hi(void) -{ - //GPIO_SET_HI(GPIO_MDC); - //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)|=GPIO_MDC; - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); - r|=GPIO_MDC; - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ - - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)|GPIO_MDC; -} - -void ifx_mdio_hi(void) -{ - //GPIO_SET_HI(GPIO_MDIO); - //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)|=GPIO_MDIO; - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); - r|=GPIO_MDIO; - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ - - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)|GPIO_MDIO; -} - -void ifx_mdcs_hi(void) -{ - //GPIO_SET_HI(GPIO_MDCS); - //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)|=GPIO_MDCS; - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); - r|=GPIO_MDCS; - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ - - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)|GPIO_MDCS; -} - -void ifx_mdc_lo(void) -{ - //GPIO_SET_LOW(GPIO_MDC); - //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)&=~GPIO_MDC; - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); - r&=~GPIO_MDC; - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ - - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&(~GPIO_MDC); -} - -void ifx_mdio_lo(void) -{ - //GPIO_SET_LOW(GPIO_MDIO); - //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)&=~GPIO_MDIO; - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); - r&=~GPIO_MDIO; - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ - - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&(~GPIO_MDIO); -} - -void ifx_mdcs_lo(void) -{ - //GPIO_SET_LOW(GPIO_MDCS); - //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)&=~GPIO_MDCS; - /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); - r&=~GPIO_MDCS; - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ - - AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&(~GPIO_MDCS); -} - -/* - mdc pulse - 0 -> 1 -> 0 -*/ -static void ifx_sw_mdc_pulse(void) -{ - ifx_mdc_lo(); - udelay(ADM_SW_MDC_DOWN_DELAY); - ifx_mdc_hi(); - udelay(ADM_SW_MDC_UP_DELAY); - ifx_mdc_lo(); -} - -/* - mdc toggle - 1 -> 0 -*/ -static void ifx_sw_mdc_toggle(void) -{ - ifx_mdc_hi(); - udelay(ADM_SW_MDC_UP_DELAY); - ifx_mdc_lo(); - udelay(ADM_SW_MDC_DOWN_DELAY); -} - -/* - enable eeprom write - For ATC 93C66 type EEPROM; accessing ADM6996 internal EEPROM type registers -*/ -static void ifx_sw_eeprom_write_enable(void) -{ - unsigned int op; - - ifx_mdcs_lo(); - ifx_mdc_lo(); - ifx_mdio_hi(); - udelay(ADM_SW_CS_DELAY); - /* enable chip select */ - ifx_mdcs_hi(); - udelay(ADM_SW_CS_DELAY); - /* start bit */ - ifx_mdio_hi(); - ifx_sw_mdc_pulse(); - - /* eeprom write enable */ - op = ADM_SW_BIT_MASK_4; - while (op) - { - if (op & ADM_SW_EEPROM_WRITE_ENABLE) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - op = ADM_SW_BIT_MASK_1 << (EEPROM_TYPE - 3); - while (op) - { - ifx_mdio_lo(); - ifx_sw_mdc_pulse(); - op >>= 1; - } - /* disable chip select */ - ifx_mdcs_lo(); - udelay(ADM_SW_CS_DELAY); - ifx_sw_mdc_pulse(); -} - -/* - disable eeprom write -*/ -static void ifx_sw_eeprom_write_disable(void) -{ - unsigned int op; - - ifx_mdcs_lo(); - ifx_mdc_lo(); - ifx_mdio_hi(); - udelay(ADM_SW_CS_DELAY); - /* enable chip select */ - ifx_mdcs_hi(); - udelay(ADM_SW_CS_DELAY); - - /* start bit */ - ifx_mdio_hi(); - ifx_sw_mdc_pulse(); - /* eeprom write disable */ - op = ADM_SW_BIT_MASK_4; - while (op) - { - if (op & ADM_SW_EEPROM_WRITE_DISABLE) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - op = ADM_SW_BIT_MASK_1 << (EEPROM_TYPE - 3); - while (op) - { - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - /* disable chip select */ - ifx_mdcs_lo(); - udelay(ADM_SW_CS_DELAY); - ifx_sw_mdc_pulse(); -} - -/* - read registers from ADM6996 - serial registers start at 0x200 (addr bit 9 = 1b) - EEPROM registers -> 16bits; Serial registers -> 32bits -*/ -#ifdef ADM6996_MDC_MDIO_MODE //smi mode//000001.joelin -static int ifx_sw_read_adm6996i_smi(unsigned int addr, unsigned int *dat) -{ - addr=(addr<<16)&0x3ff0000; - AMAZON_SW_REG(AMAZON_SW_MDIO_ACC) =(0xC0000000|addr); - while ((AMAZON_SW_REG(AMAZON_SW_MDIO_ACC))&0x80000000){}; - *dat=((AMAZON_SW_REG(AMAZON_SW_MDIO_ACC))&0x0FFFF); - return 0; -} -#endif - -static int ifx_sw_read_adm6996i(unsigned int addr, unsigned int *dat) -{ - unsigned int op; - - ifx_gpio_init(); - - ifx_mdcs_hi(); - udelay(ADM_SW_CS_DELAY); - - ifx_mdcs_lo(); - ifx_mdc_lo(); - ifx_mdio_lo(); - - udelay(ADM_SW_CS_DELAY); - - /* preamble, 32 bit 1 */ - ifx_mdio_hi(); - op = ADM_SW_BIT_MASK_32; - while (op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* command start (01b) */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_SMI_START) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* read command (10b) */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_SMI_READ) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* send address A9 ~ A0 */ - op = ADM_SW_BIT_MASK_10; - while (op) - { - if (op & addr) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* turnaround bits */ - op = ADM_SW_BIT_MASK_2; - ifx_mdio_hi(); - while (op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - udelay(ADM_SW_MDC_DOWN_DELAY); - - /* set MDIO pin to input mode */ - ifx_mdio_mode(ADM_SW_MDIO_INPUT); - - /* start read data */ - *dat = 0; -//adm6996i op = ADM_SW_BIT_MASK_32; - op = ADM_SW_BIT_MASK_16;//adm6996i - while (op) - { - *dat <<= 1; - if (ifx_sw_mdio_readbit()) *dat |= 1; - ifx_sw_mdc_toggle(); - - op >>= 1; - } - - /* set MDIO to output mode */ - ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); - - /* dummy clock */ - op = ADM_SW_BIT_MASK_4; - ifx_mdio_lo(); - while(op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - ifx_mdc_lo(); - ifx_mdio_lo(); - ifx_mdcs_hi(); - - /* EEPROM registers */ -//adm6996i if (!(addr & 0x200)) -//adm6996i { -//adm6996i if (addr % 2) -//adm6996i *dat >>= 16; -//adm6996i else -//adm6996i *dat &= 0xffff; -//adm6996i } - - return 0; -} -//adm6996 -static int ifx_sw_read_adm6996l(unsigned int addr, unsigned int *dat) -{ - unsigned int op; - - ifx_gpio_init(); - - ifx_mdcs_hi(); - udelay(ADM_SW_CS_DELAY); - - ifx_mdcs_lo(); - ifx_mdc_lo(); - ifx_mdio_lo(); - - udelay(ADM_SW_CS_DELAY); - - /* preamble, 32 bit 1 */ - ifx_mdio_hi(); - op = ADM_SW_BIT_MASK_32; - while (op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* command start (01b) */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_SMI_START) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* read command (10b) */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_SMI_READ) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* send address A9 ~ A0 */ - op = ADM_SW_BIT_MASK_10; - while (op) - { - if (op & addr) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* turnaround bits */ - op = ADM_SW_BIT_MASK_2; - ifx_mdio_hi(); - while (op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - udelay(ADM_SW_MDC_DOWN_DELAY); - - /* set MDIO pin to input mode */ - ifx_mdio_mode(ADM_SW_MDIO_INPUT); - - /* start read data */ - *dat = 0; - op = ADM_SW_BIT_MASK_32; - while (op) - { - *dat <<= 1; - if (ifx_sw_mdio_readbit()) *dat |= 1; - ifx_sw_mdc_toggle(); - - op >>= 1; - } - - /* set MDIO to output mode */ - ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); - - /* dummy clock */ - op = ADM_SW_BIT_MASK_4; - ifx_mdio_lo(); - while(op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - ifx_mdc_lo(); - ifx_mdio_lo(); - ifx_mdcs_hi(); - - /* EEPROM registers */ - if (!(addr & 0x200)) - { - if (addr % 2) - *dat >>= 16; - else - *dat &= 0xffff; - } - - return 0; -} - -static int ifx_sw_read(unsigned int addr, unsigned int *dat) -{ -#ifdef ADM6996_MDC_MDIO_MODE //smi mode ////000001.joelin - ifx_sw_read_adm6996i_smi(addr,dat); -#else - if (adm6996_mode==adm6996i) ifx_sw_read_adm6996i(addr,dat); - else ifx_sw_read_adm6996l(addr,dat); -#endif - return 0; - -} - -/* - write register to ADM6996 eeprom registers -*/ -//for adm6996i -start -#ifdef ADM6996_MDC_MDIO_MODE //smi mode //000001.joelin -static int ifx_sw_write_adm6996i_smi(unsigned int addr, unsigned int dat) -{ - - AMAZON_SW_REG(AMAZON_SW_MDIO_ACC) = ((addr<<16)&0x3ff0000)|dat|0x80000000; - while ((AMAZON_SW_REG(AMAZON_SW_MDIO_ACC))&0x80000000){}; - - return 0; - -} -#endif //ADM6996_MDC_MDIO_MODE //000001.joelin - -static int ifx_sw_write_adm6996i(unsigned int addr, unsigned int dat) -{ - unsigned int op; - - ifx_gpio_init(); - - ifx_mdcs_hi(); - udelay(ADM_SW_CS_DELAY); - - ifx_mdcs_lo(); - ifx_mdc_lo(); - ifx_mdio_lo(); - - udelay(ADM_SW_CS_DELAY); - - /* preamble, 32 bit 1 */ - ifx_mdio_hi(); - op = ADM_SW_BIT_MASK_32; - while (op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* command start (01b) */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_SMI_START) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* write command (01b) */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_SMI_WRITE) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* send address A9 ~ A0 */ - op = ADM_SW_BIT_MASK_10; - while (op) - { - if (op & addr) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* turnaround bits */ - op = ADM_SW_BIT_MASK_2; - ifx_mdio_hi(); - while (op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - udelay(ADM_SW_MDC_DOWN_DELAY); - - /* set MDIO pin to output mode */ - ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); - - - /* start write data */ - op = ADM_SW_BIT_MASK_16; - while (op) - { - if (op & dat) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_toggle(); - op >>= 1; - } - - // /* set MDIO to output mode */ - // ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); - - /* dummy clock */ - op = ADM_SW_BIT_MASK_4; - ifx_mdio_lo(); - while(op) - { - ifx_sw_mdc_pulse(); - op >>= 1; - } - - ifx_mdc_lo(); - ifx_mdio_lo(); - ifx_mdcs_hi(); - - /* EEPROM registers */ -//adm6996i if (!(addr & 0x200)) -//adm6996i { -//adm6996i if (addr % 2) -//adm6996i *dat >>= 16; -//adm6996i else -//adm6996i *dat &= 0xffff; -//adm6996i } - - return 0; -} -//for adm6996i-end -static int ifx_sw_write_adm6996l(unsigned int addr, unsigned int dat) -{ - unsigned int op; - - ifx_gpio_init(); - - /* enable write */ - ifx_sw_eeprom_write_enable(); - - /* chip select */ - ifx_mdcs_hi(); - udelay(ADM_SW_CS_DELAY); - - /* issue write command */ - /* start bit */ - ifx_mdio_hi(); - ifx_sw_mdc_pulse(); - - /* EEPROM write command */ - op = ADM_SW_BIT_MASK_2; - while (op) - { - if (op & ADM_SW_EEPROM_WRITE) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_pulse(); - op >>= 1; - } - - /* send address A7 ~ A0 */ - op = ADM_SW_BIT_MASK_1 << (EEPROM_TYPE - 1); - - while (op) - { - if (op & addr) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_toggle(); - op >>= 1; - } - - /* start write data */ - op = ADM_SW_BIT_MASK_16; - while (op) - { - if (op & dat) - ifx_mdio_hi(); - else - ifx_mdio_lo(); - - ifx_sw_mdc_toggle(); - op >>= 1; - } - - /* disable cs & wait 1 clock */ - ifx_mdcs_lo(); - udelay(ADM_SW_CS_DELAY); - ifx_sw_mdc_toggle(); - - ifx_sw_eeprom_write_disable(); - - return 0; -} - -static int ifx_sw_write(unsigned int addr, unsigned int dat) -{ -#ifdef ADM6996_MDC_MDIO_MODE //smi mode ////000001.joelin - ifx_sw_write_adm6996i_smi(addr,dat); -#else //000001.joelin - if (adm6996_mode==adm6996i) ifx_sw_write_adm6996i(addr,dat); - else ifx_sw_write_adm6996l(addr,dat); -#endif //000001.joelin - return 0; -} - -/* - do switch PHY reset -*/ -int ifx_sw_reset(void) -{ - /* reset PHY */ - ifx_sw_write(ADM_SW_PHY_RESET, 0); - - return 0; -} - -/* 509201:linmars start */ -#if 0 -/* - check port status -*/ -int ifx_check_port_status(int port) -{ - unsigned int val; - - if ((port < 0) || (port > ADM_SW_MAX_PORT_NUM)) - { - ifx_printf(("error on port number (%d)!!\n", port)); - return -1; - } - - ifx_sw_read(ifx_sw_conf[port], &val); - if (ifx_sw_conf[port]%2) val >>= 16; - /* only 16bits are effective */ - val &= 0xFFFF; - - ifx_printf(("Port %d status (%.8x): \n", port, val)); - - if (val & ADM_SW_PORT_FLOWCTL) - ifx_printf(("\t802.3x flow control supported!\n")); - else - ifx_printf(("\t802.3x flow control not supported!\n")); - - if (val & ADM_SW_PORT_AN) - ifx_printf(("\tAuto negotiation ON!\n")); - else - ifx_printf(("\tAuto negotiation OFF!\n")); - - if (val & ADM_SW_PORT_100M) - ifx_printf(("\tLink at 100M!\n")); - else - ifx_printf(("\tLink at 10M!\n")); - - if (val & ADM_SW_PORT_FULL) - ifx_printf(("\tFull duplex!\n")); - else - ifx_printf(("\tHalf duplex!\n")); - - if (val & ADM_SW_PORT_DISABLE) - ifx_printf(("\tPort disabled!\n")); - else - ifx_printf(("\tPort enabled!\n")); - - if (val & ADM_SW_PORT_TOS) - ifx_printf(("\tTOS enabled!\n")); - else - ifx_printf(("\tTOS disabled!\n")); - - if (val & ADM_SW_PORT_PPRI) - ifx_printf(("\tPort priority first!\n")); - else - ifx_printf(("\tVLAN or TOS priority first!\n")); - - if (val & ADM_SW_PORT_MDIX) - ifx_printf(("\tAuto MDIX!\n")); - else - ifx_printf(("\tNo auto MDIX\n")); - - ifx_printf(("\tPVID: %d\n", \ - ((val >> ADM_SW_PORT_PVID_SHIFT)&ifx_sw_bits[ADM_SW_PORT_PVID_BITS]))); - - return 0; -} -/* - initialize a VLAN - clear all VLAN bits -*/ -int ifx_sw_vlan_init(int vlanid) -{ - ifx_sw_write(ADM_SW_VLAN0_CONF + vlanid, 0); - - return 0; -} - -/* - add a port to certain vlan -*/ -int ifx_sw_vlan_add(int port, int vlanid) -{ - int reg = 0; - - if ((port < 0) || (port > ADM_SW_MAX_PORT_NUM) || (vlanid < 0) || - (vlanid > ADM_SW_MAX_VLAN_NUM)) - { - ifx_printf(("Port number or VLAN number ERROR!!\n")); - return -1; - } - ifx_sw_read(ADM_SW_VLAN0_CONF + vlanid, ®); - reg |= (1 << ifx_sw_vlan_port[port]); - ifx_sw_write(ADM_SW_VLAN0_CONF + vlanid, reg); - - return 0; -} - -/* - delete a given port from certain vlan -*/ -int ifx_sw_vlan_del(int port, int vlanid) -{ - unsigned int reg = 0; - - if ((port < 0) || (port > ADM_SW_MAX_PORT_NUM) || (vlanid < 0) || (vlanid > ADM_SW_MAX_VLAN_NUM)) - { - ifx_printf(("Port number or VLAN number ERROR!!\n")); - return -1; - } - ifx_sw_read(ADM_SW_VLAN0_CONF + vlanid, ®); - reg &= ~(1 << ifx_sw_vlan_port[port]); - ifx_sw_write(ADM_SW_VLAN0_CONF + vlanid, reg); - - return 0; -} - -/* - default VLAN setting - - port 0~3 as untag port and PVID = 1 - VLAN1: port 0~3 and port 5 (MII) -*/ -static int ifx_sw_init(void) -{ - ifx_printf(("Setting default ADM6996 registers... \n")); - - /* MAC clone, 802.1q based VLAN */ - ifx_sw_write(ADM_SW_VLAN_MODE, 0xff30); - /* auto MDIX, PVID=1, untag */ - ifx_sw_write(ADM_SW_PORT0_CONF, 0x840f); - ifx_sw_write(ADM_SW_PORT1_CONF, 0x840f); - ifx_sw_write(ADM_SW_PORT2_CONF, 0x840f); - ifx_sw_write(ADM_SW_PORT3_CONF, 0x840f); - /* auto MDIX, PVID=2, untag */ - ifx_sw_write(ADM_SW_PORT5_CONF, 0x880f); - /* port 0~3 & 5 as VLAN1 */ - ifx_sw_write(ADM_SW_VLAN0_CONF+1, 0x0155); - - return 0; -} -#endif -/* 509201:linmars end */ - -int adm_open(struct inode *node, struct file *filp) -{ - return 0; -} - -ssize_t adm_read(struct file *filep, char *buf, size_t count, loff_t *ppos) -{ - return count; -} - -ssize_t adm_write(struct file *filep, const char *buf, size_t count, loff_t *ppos) -{ - return count; -} - -/* close */ -int adm_release(struct inode *inode, struct file *filp) -{ - return 0; -} - -/* IOCTL function */ - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)) -static long adm_ioctl(struct file *filp, unsigned int cmd, unsigned long args) -#else -static int adm_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long args) -#endif -{ - PREGRW uREGRW; - unsigned int rtval; - unsigned int val; //6996i - unsigned int control[6] ; //6996i - unsigned int status[6] ; //6996i - - PMACENTRY mMACENTRY;//adm6996i - PPROTOCOLFILTER uPROTOCOLFILTER ;///adm6996i - - if (_IOC_TYPE(cmd) != ADM_MAGIC) - { - printk("adm_ioctl: IOC_TYPE(%x) != ADM_MAGIC(%x)! \n", _IOC_TYPE(cmd), ADM_MAGIC); - return (-EINVAL); - } - - if(_IOC_NR(cmd) >= KEY_IOCTL_MAX_KEY) - { - printk(KERN_WARNING "adm_ioctl: IOC_NR(%x) invalid! \n", _IOC_NR(cmd)); - return (-EINVAL); - } - - switch (cmd) - { - case ADM_IOCTL_REGRW: - { - uREGRW = (PREGRW)kmalloc(sizeof(REGRW), GFP_KERNEL); - rtval = copy_from_user(uREGRW, (PREGRW)args, sizeof(REGRW)); - if (rtval != 0) - { - printk("ADM_IOCTL_REGRW: copy from user FAILED!! \n"); - return (-EFAULT); - } - - switch(uREGRW->mode) - { - case REG_READ: - uREGRW->value = 0x12345678;//inl(uREGRW->addr); - copy_to_user((PREGRW)args, uREGRW, sizeof(REGRW)); - break; - case REG_WRITE: - //outl(uREGRW->value, uREGRW->addr); - break; - - default: - printk("No such Register Read/Write function!! \n"); - return (-EFAULT); - } - kfree(uREGRW); - break; - } - - case ADM_SW_IOCTL_REGRW: - { - unsigned int val = 0xff; - - uREGRW = (PREGRW)kmalloc(sizeof(REGRW), GFP_KERNEL); - rtval = copy_from_user(uREGRW, (PREGRW)args, sizeof(REGRW)); - if (rtval != 0) - { - printk("ADM_IOCTL_REGRW: copy from user FAILED!! \n"); - return (-EFAULT); - } - - switch(uREGRW->mode) - { - case REG_READ: - ifx_sw_read(uREGRW->addr, &val); - uREGRW->value = val; - copy_to_user((PREGRW)args, uREGRW, sizeof(REGRW)); - break; - - case REG_WRITE: - ifx_sw_write(uREGRW->addr, uREGRW->value); - break; - default: - printk("No such Register Read/Write function!! \n"); - return (-EFAULT); - } - kfree(uREGRW); - break; - } -/* 509201:linmars start */ -#if 0 - case ADM_SW_IOCTL_PORTSTS: - for (rtval = 0; rtval < ADM_SW_MAX_PORT_NUM+1; rtval++) - ifx_check_port_status(rtval); - break; - case ADM_SW_IOCTL_INIT: - ifx_sw_init(); - break; -#endif -/* 509201:linmars end */ -//adm6996i - case ADM_SW_IOCTL_MACENTRY_ADD: - case ADM_SW_IOCTL_MACENTRY_DEL: - case ADM_SW_IOCTL_MACENTRY_GET_INIT: - case ADM_SW_IOCTL_MACENTRY_GET_MORE: - - - mMACENTRY = (PMACENTRY)kmalloc(sizeof(MACENTRY), GFP_KERNEL); - rtval = copy_from_user(mMACENTRY, (PMACENTRY)args, sizeof(MACENTRY)); - if (rtval != 0) - { - printk("ADM_SW_IOCTL_MACENTRY: copy from user FAILED!! \n"); - return (-EFAULT); - } - control[0]=(mMACENTRY->mac_addr[1]<<8)+mMACENTRY->mac_addr[0] ; - control[1]=(mMACENTRY->mac_addr[3]<<8)+mMACENTRY->mac_addr[2] ; - control[2]=(mMACENTRY->mac_addr[5]<<8)+mMACENTRY->mac_addr[4] ; - control[3]=(mMACENTRY->fid&0xf)+((mMACENTRY->portmap&0x3f)<<4); - if (((mMACENTRY->info_type)&0x01)) control[4]=(mMACENTRY->ctrl.info_ctrl)+0x1000; //static ,info control - else control[4]=((mMACENTRY->ctrl.age_timer)&0xff);//not static ,agetimer - if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) { - //initial the pointer to the first address - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - control[5]=0x030;//initial the first address - ifx_sw_write(0x11f,control[5]); - - - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - - } //if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) - if (cmd==ADM_SW_IOCTL_MACENTRY_ADD) control[5]=0x07;//create a new address - else if (cmd==ADM_SW_IOCTL_MACENTRY_DEL) control[5]=0x01f;//erased an existed address - else if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) - control[5]=0x02c;//search by the mac address field - - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - ifx_sw_write(0x11a,control[0]); - ifx_sw_write(0x11b,control[1]); - ifx_sw_write(0x11c,control[2]); - ifx_sw_write(0x11d,control[3]); - ifx_sw_write(0x11e,control[4]); - ifx_sw_write(0x11f,control[5]); - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - val=((val&0x7000)>>12);//result ,status5[14:12] - mMACENTRY->result=val; - - if (!val) { - printk(" Command OK!! \n"); - if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) { - ifx_sw_read(0x120,&(status[0])); - ifx_sw_read(0x121,&(status[1])); - ifx_sw_read(0x122,&(status[2])); - ifx_sw_read(0x123,&(status[3])); - ifx_sw_read(0x124,&(status[4])); - ifx_sw_read(0x125,&(status[5])); - - - mMACENTRY->mac_addr[0]=(status[0]&0x00ff) ; - mMACENTRY->mac_addr[1]=(status[0]&0xff00)>>8 ; - mMACENTRY->mac_addr[2]=(status[1]&0x00ff) ; - mMACENTRY->mac_addr[3]=(status[1]&0xff00)>>8 ; - mMACENTRY->mac_addr[4]=(status[2]&0x00ff) ; - mMACENTRY->mac_addr[5]=(status[2]&0xff00)>>8 ; - mMACENTRY->fid=(status[3]&0xf); - mMACENTRY->portmap=((status[3]>>4)&0x3f); - if (status[5]&0x2) {//static info_ctrl //status5[1]???? - mMACENTRY->ctrl.info_ctrl=(status[4]&0x00ff); - mMACENTRY->info_type=1; - } - else {//not static age_timer - mMACENTRY->ctrl.age_timer=(status[4]&0x00ff); - mMACENTRY->info_type=0; - } -//status5[13]???? mMACENTRY->occupy=(status[5]&0x02)>>1;//status5[1] - mMACENTRY->occupy=(status[5]&0x02000)>>13;//status5[13] ??? - mMACENTRY->bad=(status[5]&0x04)>>2;//status5[2] - }//if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) - - } - else if (val==0x001) - printk(" All Entry Used!! \n"); - else if (val==0x002) - printk(" Entry Not Found!! \n"); - else if (val==0x003) - printk(" Try Next Entry!! \n"); - else if (val==0x005) - printk(" Command Error!! \n"); - else - printk(" UnKnown Error!! \n"); - - copy_to_user((PMACENTRY)args, mMACENTRY,sizeof(MACENTRY)); - - break; - - case ADM_SW_IOCTL_FILTER_ADD: - case ADM_SW_IOCTL_FILTER_DEL: - case ADM_SW_IOCTL_FILTER_GET: - - uPROTOCOLFILTER = (PPROTOCOLFILTER)kmalloc(sizeof(PROTOCOLFILTER), GFP_KERNEL); - rtval = copy_from_user(uPROTOCOLFILTER, (PPROTOCOLFILTER)args, sizeof(PROTOCOLFILTER)); - if (rtval != 0) - { - printk("ADM_SW_IOCTL_FILTER_ADD: copy from user FAILED!! \n"); - return (-EFAULT); - } - - if(cmd==ADM_SW_IOCTL_FILTER_DEL) { //delete filter - uPROTOCOLFILTER->ip_p=00; //delet filter - uPROTOCOLFILTER->action=00; //delete filter - } //delete filter - - ifx_sw_read(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), &val);//rx68~rx6b,protocol filter0~7 - - if (((uPROTOCOLFILTER->protocol_filter_num)%2)==00){ - if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= val&0x00ff;//get filter ip_p - else val=(val&0xff00)|(uPROTOCOLFILTER->ip_p);//set filter ip_p - } - else { - if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= (val>>8);//get filter ip_p - else val=(val&0x00ff)|((uPROTOCOLFILTER->ip_p)<<8);//set filter ip_p - } - if(cmd!=ADM_SW_IOCTL_FILTER_GET) ifx_sw_write(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), val);//write rx68~rx6b,protocol filter0~7 - - ifx_sw_read(0x95, &val); //protocol filter action - if(cmd==ADM_SW_IOCTL_FILTER_GET) { - uPROTOCOLFILTER->action= ((val>>(uPROTOCOLFILTER->protocol_filter_num*2))&0x3);//get filter action - copy_to_user((PPROTOCOLFILTER)args, uPROTOCOLFILTER, sizeof(PROTOCOLFILTER)); - - } - else { - val=(val&(~(0x03<<(uPROTOCOLFILTER->protocol_filter_num*2))))|(((uPROTOCOLFILTER->action)&0x03)<<(uPROTOCOLFILTER->protocol_filter_num*2)); - // printk("%d----\n",val); - ifx_sw_write(0x95, val); //write protocol filter action - } - - break; -//adm6996i - - /* others */ - default: - return -EFAULT; - } - /* end of switch */ - return 0; -} - -/* Santosh: handle IGMP protocol filter ADD/DEL/GET */ -int adm_process_protocol_filter_request (unsigned int cmd, PPROTOCOLFILTER uPROTOCOLFILTER) -{ - unsigned int val; //6996i - - if(cmd==ADM_SW_IOCTL_FILTER_DEL) { //delete filter - uPROTOCOLFILTER->ip_p=00; //delet filter - uPROTOCOLFILTER->action=00; //delete filter - } //delete filter - - ifx_sw_read(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), &val);//rx68~rx6b,protocol filter0~7 - - if (((uPROTOCOLFILTER->protocol_filter_num)%2)==00){ - if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= val&0x00ff;//get filter ip_p - else val=(val&0xff00)|(uPROTOCOLFILTER->ip_p);//set filter ip_p - } - else { - if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= (val>>8);//get filter ip_p - else val=(val&0x00ff)|((uPROTOCOLFILTER->ip_p)<<8);//set filter ip_p - } - if(cmd!=ADM_SW_IOCTL_FILTER_GET) ifx_sw_write(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), val);//write rx68~rx6b,protocol filter0~7 - - ifx_sw_read(0x95, &val); //protocol filter action - if(cmd==ADM_SW_IOCTL_FILTER_GET) { - uPROTOCOLFILTER->action= ((val>>(uPROTOCOLFILTER->protocol_filter_num*2))&0x3);//get filter action - } - else { - val=(val&(~(0x03<<(uPROTOCOLFILTER->protocol_filter_num*2))))|(((uPROTOCOLFILTER->action)&0x03)<<(uPROTOCOLFILTER->protocol_filter_num*2)); - ifx_sw_write(0x95, val); //write protocol filter action - } - - return 0; -} - - -/* Santosh: function for MAC ENTRY ADD/DEL/GET */ - -int adm_process_mac_table_request (unsigned int cmd, PMACENTRY mMACENTRY) -{ - unsigned int rtval; - unsigned int val; //6996i - unsigned int control[6] ; //6996i - unsigned int status[6] ; //6996i - - // printk ("adm_process_mac_table_request: enter\n"); - - control[0]=(mMACENTRY->mac_addr[1]<<8)+mMACENTRY->mac_addr[0] ; - control[1]=(mMACENTRY->mac_addr[3]<<8)+mMACENTRY->mac_addr[2] ; - control[2]=(mMACENTRY->mac_addr[5]<<8)+mMACENTRY->mac_addr[4] ; - control[3]=(mMACENTRY->fid&0xf)+((mMACENTRY->portmap&0x3f)<<4); - - if (((mMACENTRY->info_type)&0x01)) control[4]=(mMACENTRY->ctrl.info_ctrl)+0x1000; //static ,info control - else control[4]=((mMACENTRY->ctrl.age_timer)&0xff);//not static ,agetimer - if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) { - //initial the pointer to the first address - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - control[5]=0x030;//initial the first address - ifx_sw_write(0x11f,control[5]); - - - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - - } //if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) - if (cmd==ADM_SW_IOCTL_MACENTRY_ADD) control[5]=0x07;//create a new address - else if (cmd==ADM_SW_IOCTL_MACENTRY_DEL) control[5]=0x01f;//erased an existed address - else if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) - control[5]=0x02c;//search by the mac address field - - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - ifx_sw_write(0x11a,control[0]); - ifx_sw_write(0x11b,control[1]); - ifx_sw_write(0x11c,control[2]); - ifx_sw_write(0x11d,control[3]); - ifx_sw_write(0x11e,control[4]); - ifx_sw_write(0x11f,control[5]); - val=0x8000;//busy ,status5[15] - while(val&0x8000){ //check busy ? - ifx_sw_read(0x125, &val); - } - val=((val&0x7000)>>12);//result ,status5[14:12] - mMACENTRY->result=val; - - if (!val) { - printk(" Command OK!! \n"); - if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) { - ifx_sw_read(0x120,&(status[0])); - ifx_sw_read(0x121,&(status[1])); - ifx_sw_read(0x122,&(status[2])); - ifx_sw_read(0x123,&(status[3])); - ifx_sw_read(0x124,&(status[4])); - ifx_sw_read(0x125,&(status[5])); - - - mMACENTRY->mac_addr[0]=(status[0]&0x00ff) ; - mMACENTRY->mac_addr[1]=(status[0]&0xff00)>>8 ; - mMACENTRY->mac_addr[2]=(status[1]&0x00ff) ; - mMACENTRY->mac_addr[3]=(status[1]&0xff00)>>8 ; - mMACENTRY->mac_addr[4]=(status[2]&0x00ff) ; - mMACENTRY->mac_addr[5]=(status[2]&0xff00)>>8 ; - mMACENTRY->fid=(status[3]&0xf); - mMACENTRY->portmap=((status[3]>>4)&0x3f); - if (status[5]&0x2) {//static info_ctrl //status5[1]???? - mMACENTRY->ctrl.info_ctrl=(status[4]&0x00ff); - mMACENTRY->info_type=1; - } - else {//not static age_timer - mMACENTRY->ctrl.age_timer=(status[4]&0x00ff); - mMACENTRY->info_type=0; - } -//status5[13]???? mMACENTRY->occupy=(status[5]&0x02)>>1;//status5[1] - mMACENTRY->occupy=(status[5]&0x02000)>>13;//status5[13] ??? - mMACENTRY->bad=(status[5]&0x04)>>2;//status5[2] - }//if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) - - } - else if (val==0x001) - printk(" All Entry Used!! \n"); - else if (val==0x002) - printk(" Entry Not Found!! \n"); - else if (val==0x003) - printk(" Try Next Entry!! \n"); - else if (val==0x005) - printk(" Command Error!! \n"); - else - printk(" UnKnown Error!! \n"); - - // printk ("adm_process_mac_table_request: Exit\n"); - return 0; -} - -/* Santosh: End of function for MAC ENTRY ADD/DEL*/ -struct file_operations adm_ops = -{ - read: adm_read, - write: adm_write, - open: adm_open, - release: adm_release, -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)) - unlocked_ioctl: adm_ioctl -#else - ioctl: adm_ioctl -#endif -}; - -int adm_proc(char *buf, char **start, off_t offset, int count, int *eof, void *data) -{ - int len = 0; - - len += sprintf(buf+len, " ************ Registers ************ \n"); - *eof = 1; - return len; -} - -int __init init_adm6996_module(void) -{ - unsigned int val = 000; - unsigned int val1 = 000; - - printk("Loading ADM6996 driver... \n"); - - /* if running on adm5120 */ - /* set GPIO 0~2 as adm6996 control pins */ - //outl(0x003f3f00, 0x12000028); - /* enable switch port 5 (MII) as RMII mode (5120MAC <-> 6996MAC) */ - //outl(0x18a, 0x12000030); - /* group adm5120 port 1 ~ 5 as VLAN0, port 5 & 6(CPU) as VLAN1 */ - //outl(0x417e, 0x12000040); - /* end adm5120 fixup */ -#ifdef ADM6996_MDC_MDIO_MODE //smi mode //000001.joelin - register_chrdev(69, "adm6996", &adm_ops); - AMAZON_SW_REG(AMAZON_SW_MDIO_CFG) = 0x27be; - AMAZON_SW_REG(AMAZON_SW_EPHY) = 0xfc; - adm6996_mode=adm6996i; - ifx_sw_read(0xa0, &val); - ifx_sw_read(0xa1, &val1); - val=((val1&0x0f)<<16)|val; - printk ("\nADM6996 SMI Mode-"); - printk ("Chip ID:%5x \n ", val); -#else //000001.joelin - - AMAZON_SW_REG(AMAZON_SW_MDIO_CFG) = 0x2c50; - AMAZON_SW_REG(AMAZON_SW_EPHY) = 0xff; - - AMAZON_SW_REG(AMAZON_GPIO_P1_ALTSEL0) &= ~(GPIO_MDIO|GPIO_MDCS|GPIO_MDC); - AMAZON_SW_REG(AMAZON_GPIO_P1_ALTSEL1) &= ~(GPIO_MDIO|GPIO_MDCS|GPIO_MDC); - AMAZON_SW_REG(AMAZON_GPIO_P1_OD) |= (GPIO_MDIO|GPIO_MDCS|GPIO_MDC); - - ifx_gpio_init(); - register_chrdev(69, "adm6996", &adm_ops); - mdelay(100); - - /* create proc entries */ - // create_proc_read_entry("admide", 0, NULL, admide_proc, NULL); - -//joelin adm6996i support start - adm6996_mode=adm6996i; - ifx_sw_read(0xa0, &val); - adm6996_mode=adm6996l; - ifx_sw_read(0x200, &val1); -// printk ("\n %0x \n",val1); - if ((val&0xfff0)==0x1020) { - printk ("\n ADM6996I .. \n"); - adm6996_mode=adm6996i; - } - else if ((val1&0xffffff00)==0x71000) {//71010 or 71020 - printk ("\n ADM6996LC .. \n"); - adm6996_mode=adm6996lc; - } - else { - printk ("\n ADM6996L .. \n"); - adm6996_mode=adm6996l; - } -#endif //ADM6996_MDC_MDIO_MODE //smi mode //000001.joelin - - if ((adm6996_mode==adm6996lc)||(adm6996_mode==adm6996i)){ -#if 0 /* removed by MarsLin */ - ifx_sw_write(0x29,0xc000); - ifx_sw_write(0x30,0x0985); -#else - ifx_sw_read(0xa0, &val); - if (val == 0x1021) // for both 6996LC and 6996I, only AB version need the patch - ifx_sw_write(0x29, 0x9000); - ifx_sw_write(0x30,0x0985); -#endif - } -//joelin adm6996i support end - return 0; -} - -void __exit cleanup_adm6996_module(void) -{ - printk("Free ADM device driver... \n"); - - unregister_chrdev(69, "adm6996"); - - /* remove proc entries */ - // remove_proc_entry("admide", NULL); -} - -/* MarsLin, add start */ -#if defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT) || defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT_MODULE) - #define SET_BIT(reg, mask) reg |= (mask) - #define CLEAR_BIT(reg, mask) reg &= (~mask) - static int ifx_hw_reset(void) - { - CLEAR_BIT((*AMAZON_GPIO_P0_ALTSEL0),0x2000); - CLEAR_BIT((*AMAZON_GPIO_P0_ALTSEL1),0x2000); - SET_BIT((*AMAZON_GPIO_P0_OD),0x2000); - SET_BIT((*AMAZON_GPIO_P0_DIR), 0x2000); - CLEAR_BIT((*AMAZON_GPIO_P0_OUT), 0x2000); - mdelay(500); - SET_BIT((*AMAZON_GPIO_P0_OUT), 0x2000); - cleanup_adm6996_module(); - return init_adm6996_module(); - } - int (*adm6996_hw_reset)(void) = ifx_hw_reset; - EXPORT_SYMBOL(adm6996_hw_reset); - EXPORT_SYMBOL(adm6996_mode); - int (*adm6996_sw_read)(unsigned int addr, unsigned int *data) = ifx_sw_read; - EXPORT_SYMBOL(adm6996_sw_read); - int (*adm6996_sw_write)(unsigned int addr, unsigned int data) = ifx_sw_write; - EXPORT_SYMBOL(adm6996_sw_write); -#endif -/* MarsLin, add end */ - -/* Santosh: for IGMP proxy/snooping, Begin */ -EXPORT_SYMBOL (adm_process_mac_table_request); -EXPORT_SYMBOL (adm_process_protocol_filter_request); -/* Santosh: for IGMP proxy/snooping, End */ - -MODULE_DESCRIPTION("ADMtek 6996 Driver"); -MODULE_AUTHOR("Joe Lin "); -MODULE_LICENSE("GPL"); - -module_init(init_adm6996_module); -module_exit(cleanup_adm6996_module); - diff --git a/target/linux/amazon/files/drivers/net/amazon_sw.c b/target/linux/amazon/files/drivers/net/amazon_sw.c deleted file mode 100644 index 54a70622e4..0000000000 --- a/target/linux/amazon/files/drivers/net/amazon_sw.c +++ /dev/null @@ -1,899 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - */ -//----------------------------------------------------------------------- -/* - * Description: - * Driver for Infineon Amazon 3 port switch - */ -//----------------------------------------------------------------------- -/* Author: Wu Qi Ming[Qi-Ming.Wu@infineon.com] - * Created: 7-April-2004 - */ -//----------------------------------------------------------------------- -/* History - * Changed on: Jun 28, 2004 - * Changed by: peng.liu@infineon.com - * Reason: add hardware flow control (HFC) (CONFIG_NET_HW_FLOWCONTROL) - * - * Changed on: Apr 6, 2005 - * Changed by: mars.lin@infineon.com - * Reason : supoort port identification - */ - - -// copyright 2004-2005 infineon.com - -// copyright 2007 john crispin -// copyright 2007 felix fietkau -// copyright 2009 hauke mehrtens - - -// TODO -// port vlan code from bcrm target... the tawainese code was scrapped due to crappyness -// check all the mmi reg settings and possibly document them better -// verify the ethtool code -// remove the while(1) stuff -// further clean up and rework ... but it works for now -// check the mode[]=bridge stuff -// verify that the ethaddr can be set from u-boot - - -#ifndef __KERNEL__ -#define __KERNEL__ -#endif - - -#if defined(CONFIG_MODVERSIONS) && !defined(MODVERSIONS) -#define MODVERSIONS -#endif - -#if defined(MODVERSIONS) && !defined(__GENKSYMS__) -#include -#endif - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include - -// how many mii ports are there ? -#define AMAZON_SW_INT_NO 2 - -#define ETHERNET_PACKET_DMA_BUFFER_SIZE 1536 - -/***************************************** Module Parameters *************************************/ -char mode[] = "bridge"; -module_param_array(mode, charp, NULL, 0); - -static int timeout = 1 * HZ; -module_param(timeout, int, 0); - -int switch_init(struct net_device *dev); -void switch_tx_timeout(struct net_device *dev); - -static struct net_device *switch_devs[2]; - -int add_mac_table_entry(u64 entry_value) -{ - int i; - u32 data1, data2; - - AMAZON_SW_REG32(AMAZON_SW_ARL_CTL) = ~7; - - for (i = 0; i < 32; i++) { - AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0x80000000 | 0x20 | i; - while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; - data1 = AMAZON_SW_REG32(AMAZON_SW_DATA1); - data2 = AMAZON_SW_REG32(AMAZON_SW_DATA2); - if ((data1 & (0x00700000)) != 0x00700000) - continue; - AMAZON_SW_REG32(AMAZON_SW_DATA1) = (u32) (entry_value >> 32); - AMAZON_SW_REG32(AMAZON_SW_DATA2) = (u32) entry_value & 0xffffffff; - AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0xc0000020 | i; - while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; - break; - } - AMAZON_SW_REG32(AMAZON_SW_ARL_CTL) |= 7; - if (i >= 32) - return -1; - return OK; -} - -u64 read_mac_table_entry(int index) -{ - u32 data1, data2; - u64 value; - AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0x80000000 | 0x20 | index; - while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; - data1 = AMAZON_SW_REG32(AMAZON_SW_DATA1) & 0xffffff; - data2 = AMAZON_SW_REG32(AMAZON_SW_DATA2); - value = (u64) data1 << 32 | (u64) data2; - return value; -} - -int write_mac_table_entry(int index, u64 value) -{ - u32 data1, data2; - data1 = (u32) (value >> 32); - data2 = (u32) value & 0xffffffff; - AMAZON_SW_REG32(AMAZON_SW_DATA1) = data1; - AMAZON_SW_REG32(AMAZON_SW_DATA2) = data2; - AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0xc0000020 | index; - while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; - return OK; -} - -u32 get_mdio_reg(int phy_addr, int reg_num) -{ - u32 value; - AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) = (3 << 30) | ((phy_addr & 0x1f) << 21) | ((reg_num & 0x1f) << 16); - while (AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) & (1 << 31)) {}; - value = AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) & 0xffff; - return value; -} - -int set_mdio_reg(int phy_addr, int reg_num, u32 value) -{ - AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) = (2 << 30) | ((phy_addr & 0x1f) << 21) | ((reg_num & 0x1f) << 16) | (value & 0xffff); - while (AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) & (1 << 31)) {}; - return OK; -} - -int auto_negotiate(int phy_addr) -{ - u32 value = 0; - value = get_mdio_reg(phy_addr, MDIO_BASE_CONTROL_REG); - set_mdio_reg(phy_addr, MDIO_BASE_CONTROL_REG, (value | RESTART_AUTO_NEGOTIATION | AUTO_NEGOTIATION_ENABLE | PHY_RESET)); - return OK; -} - -/* - In this version of switch driver, we split the dma channels for the switch. - 2 for port0 and 2 for port1. So that we can do internal bridging if necessary. - In switch mode, packets coming in from port0 or port1 is able to do Destination - address lookup. Packets coming from port0 with destination address of port1 should - not go to pmac again. The switch hardware should be able to do the switch in the hard - ware level. Packets coming from the pmac should not do the DA look up in that the - desination is already known for the kernel. It only needs to go to the correct NIC to - find its way out. - */ -int amazon_sw_chip_init(void) -{ - u32 tmp1; - int i = 0; - - /* Aging tick select: 5mins */ - tmp1 = 0xa0; - if (strcmp(mode, "bridge") == 0) { - // bridge mode, set militarised mode to 1, no learning! - tmp1 |= 0xC00; - } else { - // enable learning for P0 and P1, - tmp1 |= 3; - } - - /* unknown broadcast/multicast/unicast to all ports */ - AMAZON_SW_REG32(AMAZON_SW_UN_DEST) = 0x1ff; - - AMAZON_SW_REG32(AMAZON_SW_ARL_CTL) = tmp1; - - /* OCS:1 set OCS bit, split the two NIC in rx direction EDL:1 (enable DA lookup) */ -#if defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT) || defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT_MODULE) - AMAZON_SW_REG32(AMAZON_SW_P2_PCTL) = 0x700; -#else - AMAZON_SW_REG32(AMAZON_SW_P2_PCTL) = 0x401; -#endif - - /* EPC: 1 split the two NIC in tx direction CRC is generated */ - AMAZON_SW_REG32(AMAZON_SW_P2_CTL) = 0x6; - - // for bi-directional - AMAZON_SW_REG32(AMAZON_SW_P0_WM) = 0x14141412; - AMAZON_SW_REG32(AMAZON_SW_P1_WM) = 0x14141412; - AMAZON_SW_REG32(AMAZON_SW_P2_WM) = 0x28282826; - AMAZON_SW_REG32(AMAZON_SW_GBL_WM) = 0x0; - - AMAZON_SW_REG32(AMAZON_CGU_PLL0SR) = (AMAZON_SW_REG32(AMAZON_CGU_PLL0SR)) | 0x58000000; - // clock for PHY - AMAZON_SW_REG32(AMAZON_CGU_IFCCR) = (AMAZON_SW_REG32(AMAZON_CGU_IFCCR)) | 0x80000004; - // enable power for PHY - AMAZON_SW_REG32(AMAZON_PMU_PWDCR) = (AMAZON_SW_REG32(AMAZON_PMU_PWDCR)) | AMAZON_PMU_PWDCR_EPHY; - // set reverse MII, enable MDIO statemachine - AMAZON_SW_REG32(AMAZON_SW_MDIO_CFG) = 0x800027bf; - while (1) - if (((AMAZON_SW_REG32(AMAZON_SW_MDIO_CFG)) & 0x80000000) == 0) - break; - AMAZON_SW_REG32(AMAZON_SW_EPHY) = 0xff; - - // auto negotiation - AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) = 0x83e08000; - auto_negotiate(0x1f); - - /* enable all ports */ - AMAZON_SW_REG32(AMAZON_SW_PS_CTL) = 0x7; - for (i = 0; i < 32; i++) - write_mac_table_entry(i, 1 << 50); - return 0; -} - -static unsigned char my_ethaddr[MAX_ADDR_LEN]; -/* need to get the ether addr from u-boot */ -static int __init ethaddr_setup(char *line) -{ - char *ep; - int i; - - memset(my_ethaddr, 0, MAX_ADDR_LEN); - for (i = 0; i < 6; i++) { - my_ethaddr[i] = line ? simple_strtoul(line, &ep, 16) : 0; - if (line) - line = (*ep) ? ep + 1 : ep; - } - printk(KERN_INFO "amazon_mii0: mac address %2x-%2x-%2x-%2x-%2x-%2x \n", my_ethaddr[0], my_ethaddr[1], my_ethaddr[2], my_ethaddr[3], my_ethaddr[4], my_ethaddr[5]); - return 0; -} - -__setup("ethaddr=", ethaddr_setup); - -static void open_rx_dma(struct net_device *dev) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - int i; - - for (i = 0; i < dma_dev->num_rx_chan; i++) - dma_dev->rx_chan[i].control = 1; - dma_device_update_rx(dma_dev); -} - -#ifdef CONFIG_NET_HW_FLOWCONTROL -static void close_rx_dma(struct net_device *dev) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - int i; - - for (i = 0; i < dma_dev->num_rx_chan; i++) - dma_dev->rx_chan[i].control = 0; - dma_device_update_rx(dma_dev); -} - -void amazon_xon(struct net_device *dev) -{ - unsigned long flag; - local_irq_save(flag); - open_rx_dma(dev); - local_irq_restore(flag); -} -#endif - -int switch_open(struct net_device *dev) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - if (!strcmp(dev->name, "eth1")) { - priv->mdio_phy_addr = PHY0_ADDR; - } - open_rx_dma(dev); - -#ifdef CONFIG_NET_HW_FLOWCONTROL - if ((priv->fc_bit = netdev_register_fc(dev, amazon_xon)) == 0) { - printk(KERN_WARNING "amazon_mii0: Hardware Flow Control register fails\n"); - } -#endif - - netif_start_queue(dev); - return OK; -} - -int switch_release(struct net_device *dev) -{ - int i; - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - - for (i = 0; i < dma_dev->num_tx_chan; i++) - dma_dev->tx_chan[i].control = 0; - for (i = 0; i < dma_dev->num_rx_chan; i++) - dma_dev->rx_chan[i].control = 0; - - dma_device_update(dma_dev); - -#ifdef CONFIG_NET_HW_FLOWCONTROL - if (priv->fc_bit) { - netdev_unregister_fc(priv->fc_bit); - } -#endif - netif_stop_queue(dev); - - return OK; -} - - -void switch_rx(struct net_device *dev, int len, struct sk_buff *skb) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); -#ifdef CONFIG_NET_HW_FLOWCONTROL - int mit_sel = 0; -#endif - skb->dev = dev; - skb->protocol = eth_type_trans(skb, dev); - -#ifdef CONFIG_NET_HW_FLOWCONTROL - mit_sel = netif_rx(skb); - switch (mit_sel) { - case NET_RX_SUCCESS: - case NET_RX_CN_LOW: - case NET_RX_CN_MOD: - break; - case NET_RX_CN_HIGH: - break; - case NET_RX_DROP: - if ((priv->fc_bit) - && (!test_and_set_bit(priv->fc_bit, &netdev_fc_xoff))) { - close_rx_dma(dev); - } - break; - } -#else - netif_rx(skb); -#endif - priv->stats.rx_packets++; - priv->stats.rx_bytes += len; - return; -} - -int asmlinkage switch_hw_tx(char *buf, int len, struct net_device *dev) -{ - struct switch_priv *priv = netdev_priv(dev); - struct dma_device_info *dma_dev = priv->dma_device; - - dma_dev->current_tx_chan = 0; - return dma_device_write(dma_dev, buf, len, priv->skb); -} - -int asmlinkage switch_tx(struct sk_buff *skb, struct net_device *dev) -{ - int len; - char *data; - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - - len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; - data = skb->data; - priv->skb = skb; - dev->trans_start = jiffies; - - if (switch_hw_tx(data, len, dev) != len) { - dev_kfree_skb_any(skb); - return OK; - } - - priv->stats.tx_packets++; - priv->stats.tx_bytes += len; - return OK; -} - -void switch_tx_timeout(struct net_device *dev) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - priv->stats.tx_errors++; - netif_wake_queue(dev); - return; -} - -void negotiate(struct net_device *dev) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - unsigned short data = get_mdio_reg(priv->mdio_phy_addr, MDIO_ADVERTISMENT_REG); - - data &= ~(MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD | MDIO_ADVERT_10_HD); - - switch (priv->current_speed_selection) { - case 10: - if (priv->current_duplex == full) - data |= MDIO_ADVERT_10_FD; - else if (priv->current_duplex == half) - data |= MDIO_ADVERT_10_HD; - else - data |= MDIO_ADVERT_10_HD | MDIO_ADVERT_10_FD; - break; - - case 100: - if (priv->current_duplex == full) - data |= MDIO_ADVERT_100_FD; - else if (priv->current_duplex == half) - data |= MDIO_ADVERT_100_HD; - else - data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD; - break; - - case 0: /* Auto */ - if (priv->current_duplex == full) - data |= MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD; - else if (priv->current_duplex == half) - data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_10_HD; - else - data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD | MDIO_ADVERT_10_HD; - break; - - default: /* assume autoneg speed and duplex */ - data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD | MDIO_ADVERT_10_HD; - } - - set_mdio_reg(priv->mdio_phy_addr, MDIO_ADVERTISMENT_REG, data); - - /* Renegotiate with link partner */ - - data = get_mdio_reg(priv->mdio_phy_addr, MDIO_BASE_CONTROL_REG); - data |= MDIO_BC_NEGOTIATE; - - set_mdio_reg(priv->mdio_phy_addr, MDIO_BASE_CONTROL_REG, data); - -} - - -void set_duplex(struct net_device *dev, enum duplex new_duplex) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - if (new_duplex != priv->current_duplex) { - priv->current_duplex = new_duplex; - negotiate(dev); - } -} - -void set_speed(struct net_device *dev, unsigned long speed) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - priv->current_speed_selection = speed; - negotiate(dev); -} - -static int switch_ethtool_ioctl(struct net_device *dev, struct ifreq *ifr) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - struct ethtool_cmd ecmd; - - if (copy_from_user(&ecmd, ifr->ifr_data, sizeof(ecmd))) - return -EFAULT; - - switch (ecmd.cmd) { - case ETHTOOL_GSET: - memset((void *) &ecmd, 0, sizeof(ecmd)); - ecmd.supported = SUPPORTED_Autoneg | SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | - SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full; - ecmd.port = PORT_TP; - ecmd.transceiver = XCVR_EXTERNAL; - ecmd.phy_address = priv->mdio_phy_addr; - - ecmd.speed = priv->current_speed; - - ecmd.duplex = priv->full_duplex ? DUPLEX_FULL : DUPLEX_HALF; - - ecmd.advertising = ADVERTISED_TP; - if (priv->current_duplex == autoneg && priv->current_speed_selection == 0) - ecmd.advertising |= ADVERTISED_Autoneg; - else { - ecmd.advertising |= ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | - ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; - if (priv->current_speed_selection == 10) - ecmd.advertising &= ~(ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full); - else if (priv->current_speed_selection == 100) - ecmd.advertising &= ~(ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full); - if (priv->current_duplex == half) - ecmd.advertising &= ~(ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Full); - else if (priv->current_duplex == full) - ecmd.advertising &= ~(ADVERTISED_10baseT_Half | ADVERTISED_100baseT_Half); - } - ecmd.autoneg = AUTONEG_ENABLE; - if (copy_to_user(ifr->ifr_data, &ecmd, sizeof(ecmd))) - return -EFAULT; - break; - - case ETHTOOL_SSET: - if (!capable(CAP_NET_ADMIN)) { - return -EPERM; - } - if (ecmd.autoneg == AUTONEG_ENABLE) { - set_duplex(dev, autoneg); - set_speed(dev, 0); - } else { - set_duplex(dev, ecmd.duplex == DUPLEX_HALF ? half : full); - set_speed(dev, ecmd.speed == SPEED_10 ? 10 : 100); - } - break; - - case ETHTOOL_GDRVINFO: - { - struct ethtool_drvinfo info; - memset((void *) &info, 0, sizeof(info)); - strncpy(info.driver, "AMAZONE", sizeof(info.driver) - 1); - strncpy(info.fw_version, "N/A", sizeof(info.fw_version) - 1); - strncpy(info.bus_info, "N/A", sizeof(info.bus_info) - 1); - info.regdump_len = 0; - info.eedump_len = 0; - info.testinfo_len = 0; - if (copy_to_user(ifr->ifr_data, &info, sizeof(info))) - return -EFAULT; - } - break; - case ETHTOOL_NWAY_RST: - if (priv->current_duplex == autoneg && priv->current_speed_selection == 0) - negotiate(dev); - break; - default: - return -EOPNOTSUPP; - break; - } - return 0; -} - - - -int mac_table_tools_ioctl(struct net_device *dev, struct mac_table_req *req) -{ - int cmd; - int i; - cmd = req->cmd; - switch (cmd) { - case RESET_MAC_TABLE: - for (i = 0; i < 32; i++) { - write_mac_table_entry(i, 0); - } - break; - case READ_MAC_ENTRY: - req->entry_value = read_mac_table_entry(req->index); - break; - case WRITE_MAC_ENTRY: - write_mac_table_entry(req->index, req->entry_value); - break; - case ADD_MAC_ENTRY: - add_mac_table_entry(req->entry_value); - break; - default: - return -EINVAL; - } - - return 0; -} - - -/* - the ioctl for the switch driver is developed in the conventional way - the control type falls into some basic categories, among them, the - SIOCETHTOOL is the traditional eth interface. VLAN_TOOLS and - MAC_TABLE_TOOLS are designed specifically for amazon chip. User - should be aware of the data structures used in these interfaces. -*/ -int switch_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -{ - struct data_req *switch_data_req = (struct data_req *) ifr->ifr_data; - struct mac_table_req *switch_mac_table_req; - switch (cmd) { - case SIOCETHTOOL: - switch_ethtool_ioctl(dev, ifr); - break; - case SIOCGMIIPHY: /* Get PHY address */ - break; - case SIOCGMIIREG: /* Read MII register */ - break; - case SIOCSMIIREG: /* Write MII register */ - break; - case SET_ETH_SPEED_10: /* 10 Mbps */ - break; - case SET_ETH_SPEED_100: /* 100 Mbps */ - break; - case SET_ETH_SPEED_AUTO: /* Auto negotiate speed */ - break; - case SET_ETH_DUPLEX_HALF: /* Half duplex. */ - break; - case SET_ETH_DUPLEX_FULL: /* Full duplex. */ - break; - case SET_ETH_DUPLEX_AUTO: /* Autonegotiate duplex */ - break; - case SET_ETH_REG: - AMAZON_SW_REG32(switch_data_req->index) = switch_data_req->value; - break; - case MAC_TABLE_TOOLS: - switch_mac_table_req = (struct mac_table_req *) ifr->ifr_data; - mac_table_tools_ioctl(dev, switch_mac_table_req); - break; - default: - return -EINVAL; - } - - return 0; -} - -struct net_device_stats *switch_stats(struct net_device *dev) -{ - struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); - return &priv->stats; -} - -int switch_change_mtu(struct net_device *dev, int new_mtu) -{ - if (new_mtu >= 1516) - new_mtu = 1516; - dev->mtu = new_mtu; - return 0; -} - -int switch_hw_receive(struct net_device *dev, struct dma_device_info *dma_dev) -{ - u8 *buf = NULL; - int len = 0; - struct sk_buff *skb = NULL; - - len = dma_device_read(dma_dev, &buf, (void **) &skb); - - if (len >= 0x600) { - printk(KERN_WARNING "amazon_mii0: packet too large %d\n", len); - goto switch_hw_receive_err_exit; - } - - /* remove CRC */ - len -= 4; - if (skb == NULL) { - printk(KERN_WARNING "amazon_mii0: cannot restore pointer\n"); - goto switch_hw_receive_err_exit; - } - if (len > (skb->end - skb->tail)) { - printk(KERN_WARNING "amazon_mii0: BUG, len:%d end:%p tail:%p\n", (len + 4), skb->end, skb->tail); - goto switch_hw_receive_err_exit; - } - skb_put(skb, len); - skb->dev = dev; - switch_rx(dev, len, skb); - return OK; - - switch_hw_receive_err_exit: - if (skb) - dev_kfree_skb_any(skb); - return -EIO; -} - -int dma_intr_handler(struct dma_device_info *dma_dev, int status) -{ - struct net_device *dev; - - dev = dma_dev->priv; - switch (status) { - case RCV_INT: - switch_hw_receive(dev, dma_dev); - break; - case TX_BUF_FULL_INT: - netif_stop_queue(dev); - break; - case TRANSMIT_CPT_INT: - netif_wake_queue(dev); - break; - } - return OK; -} - -/* reserve 2 bytes in front of data pointer*/ -u8 *dma_buffer_alloc(int len, int *byte_offset, void **opt) -{ - u8 *buffer = NULL; - struct sk_buff *skb = NULL; - skb = dev_alloc_skb(ETHERNET_PACKET_DMA_BUFFER_SIZE); - if (skb == NULL) { - return NULL; - } - buffer = (u8 *) (skb->data); - skb_reserve(skb, 2); - *(int *) opt = (int) skb; - *byte_offset = 2; - return buffer; -} - -int dma_buffer_free(u8 * dataptr, void *opt) -{ - struct sk_buff *skb = NULL; - if (opt == NULL) { - kfree(dataptr); - } else { - skb = (struct sk_buff *) opt; - dev_kfree_skb_any(skb); - } - return OK; -} - -int init_dma_device(_dma_device_info * dma_dev, struct net_device *dev) -{ - int i; - int num_tx_chan, num_rx_chan; - if (strcmp(dma_dev->device_name, "switch1") == 0) { - num_tx_chan = 1; - num_rx_chan = 2; - } else { - num_tx_chan = 1; - num_rx_chan = 2; - } - dma_dev->priv = dev; - - dma_dev->weight = 1; - dma_dev->num_tx_chan = num_tx_chan; - dma_dev->num_rx_chan = num_rx_chan; - dma_dev->ack = 1; - dma_dev->tx_burst_len = 4; - dma_dev->rx_burst_len = 4; - for (i = 0; i < dma_dev->num_tx_chan; i++) { - dma_dev->tx_chan[i].weight = QOS_DEFAULT_WGT; - dma_dev->tx_chan[i].desc_num = 10; - dma_dev->tx_chan[i].packet_size = 0; - dma_dev->tx_chan[i].control = 0; - } - for (i = 0; i < num_rx_chan; i++) { - dma_dev->rx_chan[i].weight = QOS_DEFAULT_WGT; - dma_dev->rx_chan[i].desc_num = 10; - dma_dev->rx_chan[i].packet_size = ETHERNET_PACKET_DMA_BUFFER_SIZE; - dma_dev->rx_chan[i].control = 0; - } - dma_dev->intr_handler = dma_intr_handler; - dma_dev->buffer_alloc = dma_buffer_alloc; - dma_dev->buffer_free = dma_buffer_free; - return 0; -} - -int switch_set_mac_address(struct net_device *dev, void *p) -{ - struct sockaddr *addr = p; - memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); - return OK; -} - -static const struct net_device_ops amazon_mii_ops = { - .ndo_init = switch_init, - .ndo_open = switch_open, - .ndo_stop = switch_release, - .ndo_start_xmit = switch_tx, - .ndo_do_ioctl = switch_ioctl, - .ndo_get_stats = switch_stats, - .ndo_change_mtu = switch_change_mtu, - .ndo_set_mac_address = switch_set_mac_address, - .ndo_tx_timeout = switch_tx_timeout, -}; - -int switch_init(struct net_device *dev) -{ - u64 retval = 0; - int i; - int result; - struct switch_priv *priv; - ether_setup(dev); /* assign some of the fields */ - printk(KERN_INFO "amazon_mii0: %s up using ", dev->name); - dev->watchdog_timeo = timeout; - - priv = netdev_priv(dev); - priv->dma_device = (struct dma_device_info *) kmalloc(sizeof(struct dma_device_info), GFP_KERNEL); - if (priv->num == 0) { - sprintf(priv->dma_device->device_name, "switch1"); - } else if (priv->num == 1) { - sprintf(priv->dma_device->device_name, "switch2"); - } - printk("\"%s\"\n", priv->dma_device->device_name); - init_dma_device(priv->dma_device, dev); - result = dma_device_register(priv->dma_device); - - /* read the mac address from the mac table and put them into the mac table. */ - for (i = 0; i < 6; i++) { - retval += my_ethaddr[i]; - } - /* ethaddr not set in u-boot ? */ - if (retval == 0) { - dev->dev_addr[0] = 0x00; - dev->dev_addr[1] = 0x20; - dev->dev_addr[2] = 0xda; - dev->dev_addr[3] = 0x86; - dev->dev_addr[4] = 0x23; - dev->dev_addr[5] = 0x74 + (unsigned char) priv->num; - } else { - for (i = 0; i < 6; i++) { - dev->dev_addr[i] = my_ethaddr[i]; - } - dev->dev_addr[5] += +(unsigned char) priv->num; - } - return OK; -} - -static int amazon_mii_probe(struct platform_device *dev) -{ - int i = 0, result, device_present = 0; - struct switch_priv *priv; - - for (i = 0; i < AMAZON_SW_INT_NO; i++) { - switch_devs[i] = alloc_etherdev(sizeof(struct switch_priv)); - switch_devs[i]->netdev_ops = &amazon_mii_ops; - strcpy(switch_devs[i]->name, "eth%d"); - priv = (struct switch_priv *) netdev_priv(switch_devs[i]); - priv->num = i; - if ((result = register_netdev(switch_devs[i]))) - printk(KERN_WARNING "amazon_mii0: error %i registering device \"%s\"\n", result, switch_devs[i]->name); - else - device_present++; - } - amazon_sw_chip_init(); - return device_present ? 0 : -ENODEV; -} - -static int amazon_mii_remove(struct platform_device *dev) -{ - int i; - struct switch_priv *priv; - for (i = 0; i < AMAZON_SW_INT_NO; i++) { - priv = netdev_priv(switch_devs[i]); - if (priv->dma_device) { - dma_device_unregister(priv->dma_device); - kfree(priv->dma_device); - } - kfree(netdev_priv(switch_devs[i])); - unregister_netdev(switch_devs[i]); - } - return 0; -} - -static struct platform_driver amazon_mii_driver = { - .probe = amazon_mii_probe, - .remove = amazon_mii_remove, - .driver = { - .name = "amazon_mii0", - .owner = THIS_MODULE, - }, -}; - -static int __init amazon_mii_init(void) -{ - int ret = platform_driver_register(&amazon_mii_driver); - if (ret) - printk(KERN_WARNING "amazon_mii0: Error registering platfom driver!\n"); - return ret; -} - -static void __exit amazon_mii_cleanup(void) -{ - platform_driver_unregister(&amazon_mii_driver); -} - -module_init(amazon_mii_init); -module_exit(amazon_mii_cleanup); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Wu Qi Ming"); -MODULE_DESCRIPTION("ethernet driver for AMAZON boards"); - diff --git a/target/linux/amazon/files/drivers/net/ethernet/admmod.c b/target/linux/amazon/files/drivers/net/ethernet/admmod.c new file mode 100644 index 0000000000..a11ee1d393 --- /dev/null +++ b/target/linux/amazon/files/drivers/net/ethernet/admmod.c @@ -0,0 +1,1493 @@ +/****************************************************************************** + Copyright (c) 2004, Infineon Technologies. All rights reserved. + + No Warranty + Because the program is licensed free of charge, there is no warranty for + the program, to the extent permitted by applicable law. Except when + otherwise stated in writing the copyright holders and/or other parties + provide the program "as is" without warranty of any kind, either + expressed or implied, including, but not limited to, the implied + warranties of merchantability and fitness for a particular purpose. The + entire risk as to the quality and performance of the program is with + you. should the program prove defective, you assume the cost of all + necessary servicing, repair or correction. + + In no event unless required by applicable law or agreed to in writing + will any copyright holder, or any other party who may modify and/or + redistribute the program as permitted above, be liable to you for + damages, including any general, special, incidental or consequential + damages arising out of the use or inability to use the program + (including but not limited to loss of data or data being rendered + inaccurate or losses sustained by you or third parties or a failure of + the program to operate with any other programs), even if such holder or + other party has been advised of the possibility of such damages. + ****************************************************************************** + Module : admmod.c + Date : 2004-09-01 + Description : JoeLin + Remarks: + + Revision: + MarsLin, add to support VLAN + + *****************************************************************************/ +//000001.joelin 2005/06/02 add"ADM6996_MDC_MDIO_MODE" define, +// if define ADM6996_MDC_MDIO_MODE==> ADM6996LC and ADM6996I will be in MDIO/MDC(SMI)(16 bit) mode, +// amazon should contrl ADM6996 by MDC/MDIO pin +// if undef ADM6996_MDC_MDIO_MODE==> ADM6996 will be in EEProm(32 bit) mode, +// amazon should contrl ADM6996 by GPIO15,16,17,18 pin +/* 507281:linmars 2005/07/28 support MDIO/EEPROM config mode */ +/* 509201:linmars remove driver testing codes */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +//#include + + +unsigned int ifx_sw_conf[ADM_SW_MAX_PORT_NUM+1] = \ + {ADM_SW_PORT0_CONF, ADM_SW_PORT1_CONF, ADM_SW_PORT2_CONF, \ + ADM_SW_PORT3_CONF, ADM_SW_PORT4_CONF, ADM_SW_PORT5_CONF}; +unsigned int ifx_sw_bits[8] = \ + {0x1, 0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff}; +unsigned int ifx_sw_vlan_port[6] = {0, 2, 4, 6, 7, 8}; +//050613:fchang +/* 507281:linmars start */ +#ifdef CONFIG_SWITCH_ADM6996_MDIO +#define ADM6996_MDC_MDIO_MODE 1 //000001.joelin +#else +#undef ADM6996_MDC_MDIO_MODE +#endif +/* 507281:linmars end */ +#define adm6996i 0 +#define adm6996lc 1 +#define adm6996l 2 +unsigned int adm6996_mode=adm6996i; +/* + initialize GPIO pins. + output mode, low +*/ +void ifx_gpio_init(void) +{ + //GPIO16,17,18 direction:output + //GPIO16,17,18 output 0 + + AMAZON_SW_REG(AMAZON_GPIO_P1_DIR) |= (GPIO_MDIO|GPIO_MDCS|GPIO_MDC); + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT) =AMAZON_SW_REG(AMAZON_GPIO_P1_IN)& ~(GPIO_MDIO|GPIO_MDCS|GPIO_MDC); + +} + +/* read one bit from mdio port */ +int ifx_sw_mdio_readbit(void) +{ + //int val; + + //val = (AMAZON_SW_REG(GPIO_conf0_REG) & GPIO0_INPUT_MASK) >> 8; + //return val; + //GPIO16 + return AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&1; +} + +/* + MDIO mode selection + 1 -> output + 0 -> input + + switch input/output mode of GPIO 0 +*/ +void ifx_mdio_mode(int mode) +{ +// AMAZON_SW_REG(GPIO_conf0_REG) = mode ? GPIO_ENABLEBITS : +// ((GPIO_ENABLEBITS | MDIO_INPUT) & ~MDIO_OUTPUT_EN); + mode?(AMAZON_SW_REG(AMAZON_GPIO_P1_DIR)|=GPIO_MDIO): + (AMAZON_SW_REG(AMAZON_GPIO_P1_DIR)&=~GPIO_MDIO); + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_DIR); + mode?(r|=GPIO_MDIO):(r&=~GPIO_MDIO); + AMAZON_SW_REG(AMAZON_GPIO_P1_DIR)=r;*/ +} + +void ifx_mdc_hi(void) +{ + //GPIO_SET_HI(GPIO_MDC); + //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)|=GPIO_MDC; + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); + r|=GPIO_MDC; + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ + + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)|GPIO_MDC; +} + +void ifx_mdio_hi(void) +{ + //GPIO_SET_HI(GPIO_MDIO); + //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)|=GPIO_MDIO; + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); + r|=GPIO_MDIO; + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ + + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)|GPIO_MDIO; +} + +void ifx_mdcs_hi(void) +{ + //GPIO_SET_HI(GPIO_MDCS); + //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)|=GPIO_MDCS; + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); + r|=GPIO_MDCS; + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ + + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)|GPIO_MDCS; +} + +void ifx_mdc_lo(void) +{ + //GPIO_SET_LOW(GPIO_MDC); + //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)&=~GPIO_MDC; + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); + r&=~GPIO_MDC; + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ + + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&(~GPIO_MDC); +} + +void ifx_mdio_lo(void) +{ + //GPIO_SET_LOW(GPIO_MDIO); + //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)&=~GPIO_MDIO; + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); + r&=~GPIO_MDIO; + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ + + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&(~GPIO_MDIO); +} + +void ifx_mdcs_lo(void) +{ + //GPIO_SET_LOW(GPIO_MDCS); + //AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)&=~GPIO_MDCS; + /*int r=AMAZON_SW_REG(AMAZON_GPIO_P1_OUT); + r&=~GPIO_MDCS; + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=r;*/ + + AMAZON_SW_REG(AMAZON_GPIO_P1_OUT)=AMAZON_SW_REG(AMAZON_GPIO_P1_IN)&(~GPIO_MDCS); +} + +/* + mdc pulse + 0 -> 1 -> 0 +*/ +static void ifx_sw_mdc_pulse(void) +{ + ifx_mdc_lo(); + udelay(ADM_SW_MDC_DOWN_DELAY); + ifx_mdc_hi(); + udelay(ADM_SW_MDC_UP_DELAY); + ifx_mdc_lo(); +} + +/* + mdc toggle + 1 -> 0 +*/ +static void ifx_sw_mdc_toggle(void) +{ + ifx_mdc_hi(); + udelay(ADM_SW_MDC_UP_DELAY); + ifx_mdc_lo(); + udelay(ADM_SW_MDC_DOWN_DELAY); +} + +/* + enable eeprom write + For ATC 93C66 type EEPROM; accessing ADM6996 internal EEPROM type registers +*/ +static void ifx_sw_eeprom_write_enable(void) +{ + unsigned int op; + + ifx_mdcs_lo(); + ifx_mdc_lo(); + ifx_mdio_hi(); + udelay(ADM_SW_CS_DELAY); + /* enable chip select */ + ifx_mdcs_hi(); + udelay(ADM_SW_CS_DELAY); + /* start bit */ + ifx_mdio_hi(); + ifx_sw_mdc_pulse(); + + /* eeprom write enable */ + op = ADM_SW_BIT_MASK_4; + while (op) + { + if (op & ADM_SW_EEPROM_WRITE_ENABLE) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + op = ADM_SW_BIT_MASK_1 << (EEPROM_TYPE - 3); + while (op) + { + ifx_mdio_lo(); + ifx_sw_mdc_pulse(); + op >>= 1; + } + /* disable chip select */ + ifx_mdcs_lo(); + udelay(ADM_SW_CS_DELAY); + ifx_sw_mdc_pulse(); +} + +/* + disable eeprom write +*/ +static void ifx_sw_eeprom_write_disable(void) +{ + unsigned int op; + + ifx_mdcs_lo(); + ifx_mdc_lo(); + ifx_mdio_hi(); + udelay(ADM_SW_CS_DELAY); + /* enable chip select */ + ifx_mdcs_hi(); + udelay(ADM_SW_CS_DELAY); + + /* start bit */ + ifx_mdio_hi(); + ifx_sw_mdc_pulse(); + /* eeprom write disable */ + op = ADM_SW_BIT_MASK_4; + while (op) + { + if (op & ADM_SW_EEPROM_WRITE_DISABLE) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + op = ADM_SW_BIT_MASK_1 << (EEPROM_TYPE - 3); + while (op) + { + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + /* disable chip select */ + ifx_mdcs_lo(); + udelay(ADM_SW_CS_DELAY); + ifx_sw_mdc_pulse(); +} + +/* + read registers from ADM6996 + serial registers start at 0x200 (addr bit 9 = 1b) + EEPROM registers -> 16bits; Serial registers -> 32bits +*/ +#ifdef ADM6996_MDC_MDIO_MODE //smi mode//000001.joelin +static int ifx_sw_read_adm6996i_smi(unsigned int addr, unsigned int *dat) +{ + addr=(addr<<16)&0x3ff0000; + AMAZON_SW_REG(AMAZON_SW_MDIO_ACC) =(0xC0000000|addr); + while ((AMAZON_SW_REG(AMAZON_SW_MDIO_ACC))&0x80000000){}; + *dat=((AMAZON_SW_REG(AMAZON_SW_MDIO_ACC))&0x0FFFF); + return 0; +} +#endif + +static int ifx_sw_read_adm6996i(unsigned int addr, unsigned int *dat) +{ + unsigned int op; + + ifx_gpio_init(); + + ifx_mdcs_hi(); + udelay(ADM_SW_CS_DELAY); + + ifx_mdcs_lo(); + ifx_mdc_lo(); + ifx_mdio_lo(); + + udelay(ADM_SW_CS_DELAY); + + /* preamble, 32 bit 1 */ + ifx_mdio_hi(); + op = ADM_SW_BIT_MASK_32; + while (op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* command start (01b) */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_SMI_START) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* read command (10b) */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_SMI_READ) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* send address A9 ~ A0 */ + op = ADM_SW_BIT_MASK_10; + while (op) + { + if (op & addr) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* turnaround bits */ + op = ADM_SW_BIT_MASK_2; + ifx_mdio_hi(); + while (op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + udelay(ADM_SW_MDC_DOWN_DELAY); + + /* set MDIO pin to input mode */ + ifx_mdio_mode(ADM_SW_MDIO_INPUT); + + /* start read data */ + *dat = 0; +//adm6996i op = ADM_SW_BIT_MASK_32; + op = ADM_SW_BIT_MASK_16;//adm6996i + while (op) + { + *dat <<= 1; + if (ifx_sw_mdio_readbit()) *dat |= 1; + ifx_sw_mdc_toggle(); + + op >>= 1; + } + + /* set MDIO to output mode */ + ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); + + /* dummy clock */ + op = ADM_SW_BIT_MASK_4; + ifx_mdio_lo(); + while(op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + ifx_mdc_lo(); + ifx_mdio_lo(); + ifx_mdcs_hi(); + + /* EEPROM registers */ +//adm6996i if (!(addr & 0x200)) +//adm6996i { +//adm6996i if (addr % 2) +//adm6996i *dat >>= 16; +//adm6996i else +//adm6996i *dat &= 0xffff; +//adm6996i } + + return 0; +} +//adm6996 +static int ifx_sw_read_adm6996l(unsigned int addr, unsigned int *dat) +{ + unsigned int op; + + ifx_gpio_init(); + + ifx_mdcs_hi(); + udelay(ADM_SW_CS_DELAY); + + ifx_mdcs_lo(); + ifx_mdc_lo(); + ifx_mdio_lo(); + + udelay(ADM_SW_CS_DELAY); + + /* preamble, 32 bit 1 */ + ifx_mdio_hi(); + op = ADM_SW_BIT_MASK_32; + while (op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* command start (01b) */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_SMI_START) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* read command (10b) */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_SMI_READ) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* send address A9 ~ A0 */ + op = ADM_SW_BIT_MASK_10; + while (op) + { + if (op & addr) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* turnaround bits */ + op = ADM_SW_BIT_MASK_2; + ifx_mdio_hi(); + while (op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + udelay(ADM_SW_MDC_DOWN_DELAY); + + /* set MDIO pin to input mode */ + ifx_mdio_mode(ADM_SW_MDIO_INPUT); + + /* start read data */ + *dat = 0; + op = ADM_SW_BIT_MASK_32; + while (op) + { + *dat <<= 1; + if (ifx_sw_mdio_readbit()) *dat |= 1; + ifx_sw_mdc_toggle(); + + op >>= 1; + } + + /* set MDIO to output mode */ + ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); + + /* dummy clock */ + op = ADM_SW_BIT_MASK_4; + ifx_mdio_lo(); + while(op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + ifx_mdc_lo(); + ifx_mdio_lo(); + ifx_mdcs_hi(); + + /* EEPROM registers */ + if (!(addr & 0x200)) + { + if (addr % 2) + *dat >>= 16; + else + *dat &= 0xffff; + } + + return 0; +} + +static int ifx_sw_read(unsigned int addr, unsigned int *dat) +{ +#ifdef ADM6996_MDC_MDIO_MODE //smi mode ////000001.joelin + ifx_sw_read_adm6996i_smi(addr,dat); +#else + if (adm6996_mode==adm6996i) ifx_sw_read_adm6996i(addr,dat); + else ifx_sw_read_adm6996l(addr,dat); +#endif + return 0; + +} + +/* + write register to ADM6996 eeprom registers +*/ +//for adm6996i -start +#ifdef ADM6996_MDC_MDIO_MODE //smi mode //000001.joelin +static int ifx_sw_write_adm6996i_smi(unsigned int addr, unsigned int dat) +{ + + AMAZON_SW_REG(AMAZON_SW_MDIO_ACC) = ((addr<<16)&0x3ff0000)|dat|0x80000000; + while ((AMAZON_SW_REG(AMAZON_SW_MDIO_ACC))&0x80000000){}; + + return 0; + +} +#endif //ADM6996_MDC_MDIO_MODE //000001.joelin + +static int ifx_sw_write_adm6996i(unsigned int addr, unsigned int dat) +{ + unsigned int op; + + ifx_gpio_init(); + + ifx_mdcs_hi(); + udelay(ADM_SW_CS_DELAY); + + ifx_mdcs_lo(); + ifx_mdc_lo(); + ifx_mdio_lo(); + + udelay(ADM_SW_CS_DELAY); + + /* preamble, 32 bit 1 */ + ifx_mdio_hi(); + op = ADM_SW_BIT_MASK_32; + while (op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* command start (01b) */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_SMI_START) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* write command (01b) */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_SMI_WRITE) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* send address A9 ~ A0 */ + op = ADM_SW_BIT_MASK_10; + while (op) + { + if (op & addr) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* turnaround bits */ + op = ADM_SW_BIT_MASK_2; + ifx_mdio_hi(); + while (op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + udelay(ADM_SW_MDC_DOWN_DELAY); + + /* set MDIO pin to output mode */ + ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); + + + /* start write data */ + op = ADM_SW_BIT_MASK_16; + while (op) + { + if (op & dat) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_toggle(); + op >>= 1; + } + + // /* set MDIO to output mode */ + // ifx_mdio_mode(ADM_SW_MDIO_OUTPUT); + + /* dummy clock */ + op = ADM_SW_BIT_MASK_4; + ifx_mdio_lo(); + while(op) + { + ifx_sw_mdc_pulse(); + op >>= 1; + } + + ifx_mdc_lo(); + ifx_mdio_lo(); + ifx_mdcs_hi(); + + /* EEPROM registers */ +//adm6996i if (!(addr & 0x200)) +//adm6996i { +//adm6996i if (addr % 2) +//adm6996i *dat >>= 16; +//adm6996i else +//adm6996i *dat &= 0xffff; +//adm6996i } + + return 0; +} +//for adm6996i-end +static int ifx_sw_write_adm6996l(unsigned int addr, unsigned int dat) +{ + unsigned int op; + + ifx_gpio_init(); + + /* enable write */ + ifx_sw_eeprom_write_enable(); + + /* chip select */ + ifx_mdcs_hi(); + udelay(ADM_SW_CS_DELAY); + + /* issue write command */ + /* start bit */ + ifx_mdio_hi(); + ifx_sw_mdc_pulse(); + + /* EEPROM write command */ + op = ADM_SW_BIT_MASK_2; + while (op) + { + if (op & ADM_SW_EEPROM_WRITE) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_pulse(); + op >>= 1; + } + + /* send address A7 ~ A0 */ + op = ADM_SW_BIT_MASK_1 << (EEPROM_TYPE - 1); + + while (op) + { + if (op & addr) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_toggle(); + op >>= 1; + } + + /* start write data */ + op = ADM_SW_BIT_MASK_16; + while (op) + { + if (op & dat) + ifx_mdio_hi(); + else + ifx_mdio_lo(); + + ifx_sw_mdc_toggle(); + op >>= 1; + } + + /* disable cs & wait 1 clock */ + ifx_mdcs_lo(); + udelay(ADM_SW_CS_DELAY); + ifx_sw_mdc_toggle(); + + ifx_sw_eeprom_write_disable(); + + return 0; +} + +static int ifx_sw_write(unsigned int addr, unsigned int dat) +{ +#ifdef ADM6996_MDC_MDIO_MODE //smi mode ////000001.joelin + ifx_sw_write_adm6996i_smi(addr,dat); +#else //000001.joelin + if (adm6996_mode==adm6996i) ifx_sw_write_adm6996i(addr,dat); + else ifx_sw_write_adm6996l(addr,dat); +#endif //000001.joelin + return 0; +} + +/* + do switch PHY reset +*/ +int ifx_sw_reset(void) +{ + /* reset PHY */ + ifx_sw_write(ADM_SW_PHY_RESET, 0); + + return 0; +} + +/* 509201:linmars start */ +#if 0 +/* + check port status +*/ +int ifx_check_port_status(int port) +{ + unsigned int val; + + if ((port < 0) || (port > ADM_SW_MAX_PORT_NUM)) + { + ifx_printf(("error on port number (%d)!!\n", port)); + return -1; + } + + ifx_sw_read(ifx_sw_conf[port], &val); + if (ifx_sw_conf[port]%2) val >>= 16; + /* only 16bits are effective */ + val &= 0xFFFF; + + ifx_printf(("Port %d status (%.8x): \n", port, val)); + + if (val & ADM_SW_PORT_FLOWCTL) + ifx_printf(("\t802.3x flow control supported!\n")); + else + ifx_printf(("\t802.3x flow control not supported!\n")); + + if (val & ADM_SW_PORT_AN) + ifx_printf(("\tAuto negotiation ON!\n")); + else + ifx_printf(("\tAuto negotiation OFF!\n")); + + if (val & ADM_SW_PORT_100M) + ifx_printf(("\tLink at 100M!\n")); + else + ifx_printf(("\tLink at 10M!\n")); + + if (val & ADM_SW_PORT_FULL) + ifx_printf(("\tFull duplex!\n")); + else + ifx_printf(("\tHalf duplex!\n")); + + if (val & ADM_SW_PORT_DISABLE) + ifx_printf(("\tPort disabled!\n")); + else + ifx_printf(("\tPort enabled!\n")); + + if (val & ADM_SW_PORT_TOS) + ifx_printf(("\tTOS enabled!\n")); + else + ifx_printf(("\tTOS disabled!\n")); + + if (val & ADM_SW_PORT_PPRI) + ifx_printf(("\tPort priority first!\n")); + else + ifx_printf(("\tVLAN or TOS priority first!\n")); + + if (val & ADM_SW_PORT_MDIX) + ifx_printf(("\tAuto MDIX!\n")); + else + ifx_printf(("\tNo auto MDIX\n")); + + ifx_printf(("\tPVID: %d\n", \ + ((val >> ADM_SW_PORT_PVID_SHIFT)&ifx_sw_bits[ADM_SW_PORT_PVID_BITS]))); + + return 0; +} +/* + initialize a VLAN + clear all VLAN bits +*/ +int ifx_sw_vlan_init(int vlanid) +{ + ifx_sw_write(ADM_SW_VLAN0_CONF + vlanid, 0); + + return 0; +} + +/* + add a port to certain vlan +*/ +int ifx_sw_vlan_add(int port, int vlanid) +{ + int reg = 0; + + if ((port < 0) || (port > ADM_SW_MAX_PORT_NUM) || (vlanid < 0) || + (vlanid > ADM_SW_MAX_VLAN_NUM)) + { + ifx_printf(("Port number or VLAN number ERROR!!\n")); + return -1; + } + ifx_sw_read(ADM_SW_VLAN0_CONF + vlanid, ®); + reg |= (1 << ifx_sw_vlan_port[port]); + ifx_sw_write(ADM_SW_VLAN0_CONF + vlanid, reg); + + return 0; +} + +/* + delete a given port from certain vlan +*/ +int ifx_sw_vlan_del(int port, int vlanid) +{ + unsigned int reg = 0; + + if ((port < 0) || (port > ADM_SW_MAX_PORT_NUM) || (vlanid < 0) || (vlanid > ADM_SW_MAX_VLAN_NUM)) + { + ifx_printf(("Port number or VLAN number ERROR!!\n")); + return -1; + } + ifx_sw_read(ADM_SW_VLAN0_CONF + vlanid, ®); + reg &= ~(1 << ifx_sw_vlan_port[port]); + ifx_sw_write(ADM_SW_VLAN0_CONF + vlanid, reg); + + return 0; +} + +/* + default VLAN setting + + port 0~3 as untag port and PVID = 1 + VLAN1: port 0~3 and port 5 (MII) +*/ +static int ifx_sw_init(void) +{ + ifx_printf(("Setting default ADM6996 registers... \n")); + + /* MAC clone, 802.1q based VLAN */ + ifx_sw_write(ADM_SW_VLAN_MODE, 0xff30); + /* auto MDIX, PVID=1, untag */ + ifx_sw_write(ADM_SW_PORT0_CONF, 0x840f); + ifx_sw_write(ADM_SW_PORT1_CONF, 0x840f); + ifx_sw_write(ADM_SW_PORT2_CONF, 0x840f); + ifx_sw_write(ADM_SW_PORT3_CONF, 0x840f); + /* auto MDIX, PVID=2, untag */ + ifx_sw_write(ADM_SW_PORT5_CONF, 0x880f); + /* port 0~3 & 5 as VLAN1 */ + ifx_sw_write(ADM_SW_VLAN0_CONF+1, 0x0155); + + return 0; +} +#endif +/* 509201:linmars end */ + +int adm_open(struct inode *node, struct file *filp) +{ + return 0; +} + +ssize_t adm_read(struct file *filep, char *buf, size_t count, loff_t *ppos) +{ + return count; +} + +ssize_t adm_write(struct file *filep, const char *buf, size_t count, loff_t *ppos) +{ + return count; +} + +/* close */ +int adm_release(struct inode *inode, struct file *filp) +{ + return 0; +} + +/* IOCTL function */ + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)) +static long adm_ioctl(struct file *filp, unsigned int cmd, unsigned long args) +#else +static int adm_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long args) +#endif +{ + PREGRW uREGRW; + unsigned int rtval; + unsigned int val; //6996i + unsigned int control[6] ; //6996i + unsigned int status[6] ; //6996i + + PMACENTRY mMACENTRY;//adm6996i + PPROTOCOLFILTER uPROTOCOLFILTER ;///adm6996i + + if (_IOC_TYPE(cmd) != ADM_MAGIC) + { + printk("adm_ioctl: IOC_TYPE(%x) != ADM_MAGIC(%x)! \n", _IOC_TYPE(cmd), ADM_MAGIC); + return (-EINVAL); + } + + if(_IOC_NR(cmd) >= KEY_IOCTL_MAX_KEY) + { + printk(KERN_WARNING "adm_ioctl: IOC_NR(%x) invalid! \n", _IOC_NR(cmd)); + return (-EINVAL); + } + + switch (cmd) + { + case ADM_IOCTL_REGRW: + { + uREGRW = (PREGRW)kmalloc(sizeof(REGRW), GFP_KERNEL); + rtval = copy_from_user(uREGRW, (PREGRW)args, sizeof(REGRW)); + if (rtval != 0) + { + printk("ADM_IOCTL_REGRW: copy from user FAILED!! \n"); + return (-EFAULT); + } + + switch(uREGRW->mode) + { + case REG_READ: + uREGRW->value = 0x12345678;//inl(uREGRW->addr); + copy_to_user((PREGRW)args, uREGRW, sizeof(REGRW)); + break; + case REG_WRITE: + //outl(uREGRW->value, uREGRW->addr); + break; + + default: + printk("No such Register Read/Write function!! \n"); + return (-EFAULT); + } + kfree(uREGRW); + break; + } + + case ADM_SW_IOCTL_REGRW: + { + unsigned int val = 0xff; + + uREGRW = (PREGRW)kmalloc(sizeof(REGRW), GFP_KERNEL); + rtval = copy_from_user(uREGRW, (PREGRW)args, sizeof(REGRW)); + if (rtval != 0) + { + printk("ADM_IOCTL_REGRW: copy from user FAILED!! \n"); + return (-EFAULT); + } + + switch(uREGRW->mode) + { + case REG_READ: + ifx_sw_read(uREGRW->addr, &val); + uREGRW->value = val; + copy_to_user((PREGRW)args, uREGRW, sizeof(REGRW)); + break; + + case REG_WRITE: + ifx_sw_write(uREGRW->addr, uREGRW->value); + break; + default: + printk("No such Register Read/Write function!! \n"); + return (-EFAULT); + } + kfree(uREGRW); + break; + } +/* 509201:linmars start */ +#if 0 + case ADM_SW_IOCTL_PORTSTS: + for (rtval = 0; rtval < ADM_SW_MAX_PORT_NUM+1; rtval++) + ifx_check_port_status(rtval); + break; + case ADM_SW_IOCTL_INIT: + ifx_sw_init(); + break; +#endif +/* 509201:linmars end */ +//adm6996i + case ADM_SW_IOCTL_MACENTRY_ADD: + case ADM_SW_IOCTL_MACENTRY_DEL: + case ADM_SW_IOCTL_MACENTRY_GET_INIT: + case ADM_SW_IOCTL_MACENTRY_GET_MORE: + + + mMACENTRY = (PMACENTRY)kmalloc(sizeof(MACENTRY), GFP_KERNEL); + rtval = copy_from_user(mMACENTRY, (PMACENTRY)args, sizeof(MACENTRY)); + if (rtval != 0) + { + printk("ADM_SW_IOCTL_MACENTRY: copy from user FAILED!! \n"); + return (-EFAULT); + } + control[0]=(mMACENTRY->mac_addr[1]<<8)+mMACENTRY->mac_addr[0] ; + control[1]=(mMACENTRY->mac_addr[3]<<8)+mMACENTRY->mac_addr[2] ; + control[2]=(mMACENTRY->mac_addr[5]<<8)+mMACENTRY->mac_addr[4] ; + control[3]=(mMACENTRY->fid&0xf)+((mMACENTRY->portmap&0x3f)<<4); + if (((mMACENTRY->info_type)&0x01)) control[4]=(mMACENTRY->ctrl.info_ctrl)+0x1000; //static ,info control + else control[4]=((mMACENTRY->ctrl.age_timer)&0xff);//not static ,agetimer + if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) { + //initial the pointer to the first address + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + control[5]=0x030;//initial the first address + ifx_sw_write(0x11f,control[5]); + + + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + + } //if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) + if (cmd==ADM_SW_IOCTL_MACENTRY_ADD) control[5]=0x07;//create a new address + else if (cmd==ADM_SW_IOCTL_MACENTRY_DEL) control[5]=0x01f;//erased an existed address + else if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) + control[5]=0x02c;//search by the mac address field + + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + ifx_sw_write(0x11a,control[0]); + ifx_sw_write(0x11b,control[1]); + ifx_sw_write(0x11c,control[2]); + ifx_sw_write(0x11d,control[3]); + ifx_sw_write(0x11e,control[4]); + ifx_sw_write(0x11f,control[5]); + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + val=((val&0x7000)>>12);//result ,status5[14:12] + mMACENTRY->result=val; + + if (!val) { + printk(" Command OK!! \n"); + if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) { + ifx_sw_read(0x120,&(status[0])); + ifx_sw_read(0x121,&(status[1])); + ifx_sw_read(0x122,&(status[2])); + ifx_sw_read(0x123,&(status[3])); + ifx_sw_read(0x124,&(status[4])); + ifx_sw_read(0x125,&(status[5])); + + + mMACENTRY->mac_addr[0]=(status[0]&0x00ff) ; + mMACENTRY->mac_addr[1]=(status[0]&0xff00)>>8 ; + mMACENTRY->mac_addr[2]=(status[1]&0x00ff) ; + mMACENTRY->mac_addr[3]=(status[1]&0xff00)>>8 ; + mMACENTRY->mac_addr[4]=(status[2]&0x00ff) ; + mMACENTRY->mac_addr[5]=(status[2]&0xff00)>>8 ; + mMACENTRY->fid=(status[3]&0xf); + mMACENTRY->portmap=((status[3]>>4)&0x3f); + if (status[5]&0x2) {//static info_ctrl //status5[1]???? + mMACENTRY->ctrl.info_ctrl=(status[4]&0x00ff); + mMACENTRY->info_type=1; + } + else {//not static age_timer + mMACENTRY->ctrl.age_timer=(status[4]&0x00ff); + mMACENTRY->info_type=0; + } +//status5[13]???? mMACENTRY->occupy=(status[5]&0x02)>>1;//status5[1] + mMACENTRY->occupy=(status[5]&0x02000)>>13;//status5[13] ??? + mMACENTRY->bad=(status[5]&0x04)>>2;//status5[2] + }//if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) + + } + else if (val==0x001) + printk(" All Entry Used!! \n"); + else if (val==0x002) + printk(" Entry Not Found!! \n"); + else if (val==0x003) + printk(" Try Next Entry!! \n"); + else if (val==0x005) + printk(" Command Error!! \n"); + else + printk(" UnKnown Error!! \n"); + + copy_to_user((PMACENTRY)args, mMACENTRY,sizeof(MACENTRY)); + + break; + + case ADM_SW_IOCTL_FILTER_ADD: + case ADM_SW_IOCTL_FILTER_DEL: + case ADM_SW_IOCTL_FILTER_GET: + + uPROTOCOLFILTER = (PPROTOCOLFILTER)kmalloc(sizeof(PROTOCOLFILTER), GFP_KERNEL); + rtval = copy_from_user(uPROTOCOLFILTER, (PPROTOCOLFILTER)args, sizeof(PROTOCOLFILTER)); + if (rtval != 0) + { + printk("ADM_SW_IOCTL_FILTER_ADD: copy from user FAILED!! \n"); + return (-EFAULT); + } + + if(cmd==ADM_SW_IOCTL_FILTER_DEL) { //delete filter + uPROTOCOLFILTER->ip_p=00; //delet filter + uPROTOCOLFILTER->action=00; //delete filter + } //delete filter + + ifx_sw_read(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), &val);//rx68~rx6b,protocol filter0~7 + + if (((uPROTOCOLFILTER->protocol_filter_num)%2)==00){ + if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= val&0x00ff;//get filter ip_p + else val=(val&0xff00)|(uPROTOCOLFILTER->ip_p);//set filter ip_p + } + else { + if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= (val>>8);//get filter ip_p + else val=(val&0x00ff)|((uPROTOCOLFILTER->ip_p)<<8);//set filter ip_p + } + if(cmd!=ADM_SW_IOCTL_FILTER_GET) ifx_sw_write(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), val);//write rx68~rx6b,protocol filter0~7 + + ifx_sw_read(0x95, &val); //protocol filter action + if(cmd==ADM_SW_IOCTL_FILTER_GET) { + uPROTOCOLFILTER->action= ((val>>(uPROTOCOLFILTER->protocol_filter_num*2))&0x3);//get filter action + copy_to_user((PPROTOCOLFILTER)args, uPROTOCOLFILTER, sizeof(PROTOCOLFILTER)); + + } + else { + val=(val&(~(0x03<<(uPROTOCOLFILTER->protocol_filter_num*2))))|(((uPROTOCOLFILTER->action)&0x03)<<(uPROTOCOLFILTER->protocol_filter_num*2)); + // printk("%d----\n",val); + ifx_sw_write(0x95, val); //write protocol filter action + } + + break; +//adm6996i + + /* others */ + default: + return -EFAULT; + } + /* end of switch */ + return 0; +} + +/* Santosh: handle IGMP protocol filter ADD/DEL/GET */ +int adm_process_protocol_filter_request (unsigned int cmd, PPROTOCOLFILTER uPROTOCOLFILTER) +{ + unsigned int val; //6996i + + if(cmd==ADM_SW_IOCTL_FILTER_DEL) { //delete filter + uPROTOCOLFILTER->ip_p=00; //delet filter + uPROTOCOLFILTER->action=00; //delete filter + } //delete filter + + ifx_sw_read(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), &val);//rx68~rx6b,protocol filter0~7 + + if (((uPROTOCOLFILTER->protocol_filter_num)%2)==00){ + if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= val&0x00ff;//get filter ip_p + else val=(val&0xff00)|(uPROTOCOLFILTER->ip_p);//set filter ip_p + } + else { + if(cmd==ADM_SW_IOCTL_FILTER_GET) uPROTOCOLFILTER->ip_p= (val>>8);//get filter ip_p + else val=(val&0x00ff)|((uPROTOCOLFILTER->ip_p)<<8);//set filter ip_p + } + if(cmd!=ADM_SW_IOCTL_FILTER_GET) ifx_sw_write(((uPROTOCOLFILTER->protocol_filter_num/2)+0x68), val);//write rx68~rx6b,protocol filter0~7 + + ifx_sw_read(0x95, &val); //protocol filter action + if(cmd==ADM_SW_IOCTL_FILTER_GET) { + uPROTOCOLFILTER->action= ((val>>(uPROTOCOLFILTER->protocol_filter_num*2))&0x3);//get filter action + } + else { + val=(val&(~(0x03<<(uPROTOCOLFILTER->protocol_filter_num*2))))|(((uPROTOCOLFILTER->action)&0x03)<<(uPROTOCOLFILTER->protocol_filter_num*2)); + ifx_sw_write(0x95, val); //write protocol filter action + } + + return 0; +} + + +/* Santosh: function for MAC ENTRY ADD/DEL/GET */ + +int adm_process_mac_table_request (unsigned int cmd, PMACENTRY mMACENTRY) +{ + unsigned int val; //6996i + unsigned int control[6] ; //6996i + unsigned int status[6] ; //6996i + + // printk ("adm_process_mac_table_request: enter\n"); + + control[0]=(mMACENTRY->mac_addr[1]<<8)+mMACENTRY->mac_addr[0] ; + control[1]=(mMACENTRY->mac_addr[3]<<8)+mMACENTRY->mac_addr[2] ; + control[2]=(mMACENTRY->mac_addr[5]<<8)+mMACENTRY->mac_addr[4] ; + control[3]=(mMACENTRY->fid&0xf)+((mMACENTRY->portmap&0x3f)<<4); + + if (((mMACENTRY->info_type)&0x01)) control[4]=(mMACENTRY->ctrl.info_ctrl)+0x1000; //static ,info control + else control[4]=((mMACENTRY->ctrl.age_timer)&0xff);//not static ,agetimer + if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) { + //initial the pointer to the first address + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + control[5]=0x030;//initial the first address + ifx_sw_write(0x11f,control[5]); + + + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + + } //if (cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT) + if (cmd==ADM_SW_IOCTL_MACENTRY_ADD) control[5]=0x07;//create a new address + else if (cmd==ADM_SW_IOCTL_MACENTRY_DEL) control[5]=0x01f;//erased an existed address + else if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) + control[5]=0x02c;//search by the mac address field + + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + ifx_sw_write(0x11a,control[0]); + ifx_sw_write(0x11b,control[1]); + ifx_sw_write(0x11c,control[2]); + ifx_sw_write(0x11d,control[3]); + ifx_sw_write(0x11e,control[4]); + ifx_sw_write(0x11f,control[5]); + val=0x8000;//busy ,status5[15] + while(val&0x8000){ //check busy ? + ifx_sw_read(0x125, &val); + } + val=((val&0x7000)>>12);//result ,status5[14:12] + mMACENTRY->result=val; + + if (!val) { + printk(" Command OK!! \n"); + if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) { + ifx_sw_read(0x120,&(status[0])); + ifx_sw_read(0x121,&(status[1])); + ifx_sw_read(0x122,&(status[2])); + ifx_sw_read(0x123,&(status[3])); + ifx_sw_read(0x124,&(status[4])); + ifx_sw_read(0x125,&(status[5])); + + + mMACENTRY->mac_addr[0]=(status[0]&0x00ff) ; + mMACENTRY->mac_addr[1]=(status[0]&0xff00)>>8 ; + mMACENTRY->mac_addr[2]=(status[1]&0x00ff) ; + mMACENTRY->mac_addr[3]=(status[1]&0xff00)>>8 ; + mMACENTRY->mac_addr[4]=(status[2]&0x00ff) ; + mMACENTRY->mac_addr[5]=(status[2]&0xff00)>>8 ; + mMACENTRY->fid=(status[3]&0xf); + mMACENTRY->portmap=((status[3]>>4)&0x3f); + if (status[5]&0x2) {//static info_ctrl //status5[1]???? + mMACENTRY->ctrl.info_ctrl=(status[4]&0x00ff); + mMACENTRY->info_type=1; + } + else {//not static age_timer + mMACENTRY->ctrl.age_timer=(status[4]&0x00ff); + mMACENTRY->info_type=0; + } +//status5[13]???? mMACENTRY->occupy=(status[5]&0x02)>>1;//status5[1] + mMACENTRY->occupy=(status[5]&0x02000)>>13;//status5[13] ??? + mMACENTRY->bad=(status[5]&0x04)>>2;//status5[2] + }//if ((cmd==ADM_SW_IOCTL_MACENTRY_GET_INIT)||(cmd==ADM_SW_IOCTL_MACENTRY_GET_MORE)) + + } + else if (val==0x001) + printk(" All Entry Used!! \n"); + else if (val==0x002) + printk(" Entry Not Found!! \n"); + else if (val==0x003) + printk(" Try Next Entry!! \n"); + else if (val==0x005) + printk(" Command Error!! \n"); + else + printk(" UnKnown Error!! \n"); + + // printk ("adm_process_mac_table_request: Exit\n"); + return 0; +} + +/* Santosh: End of function for MAC ENTRY ADD/DEL*/ +struct file_operations adm_ops = +{ + read: adm_read, + write: adm_write, + open: adm_open, + release: adm_release, +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)) + unlocked_ioctl: adm_ioctl +#else + ioctl: adm_ioctl +#endif +}; + +int adm_proc(char *buf, char **start, off_t offset, int count, int *eof, void *data) +{ + int len = 0; + + len += sprintf(buf+len, " ************ Registers ************ \n"); + *eof = 1; + return len; +} + +int __init init_adm6996_module(void) +{ + unsigned int val = 000; + unsigned int val1 = 000; + + printk("Loading ADM6996 driver... \n"); + + /* if running on adm5120 */ + /* set GPIO 0~2 as adm6996 control pins */ + //outl(0x003f3f00, 0x12000028); + /* enable switch port 5 (MII) as RMII mode (5120MAC <-> 6996MAC) */ + //outl(0x18a, 0x12000030); + /* group adm5120 port 1 ~ 5 as VLAN0, port 5 & 6(CPU) as VLAN1 */ + //outl(0x417e, 0x12000040); + /* end adm5120 fixup */ +#ifdef ADM6996_MDC_MDIO_MODE //smi mode //000001.joelin + register_chrdev(69, "adm6996", &adm_ops); + AMAZON_SW_REG(AMAZON_SW_MDIO_CFG) = 0x27be; + AMAZON_SW_REG(AMAZON_SW_EPHY) = 0xfc; + adm6996_mode=adm6996i; + ifx_sw_read(0xa0, &val); + ifx_sw_read(0xa1, &val1); + val=((val1&0x0f)<<16)|val; + printk ("\nADM6996 SMI Mode-"); + printk ("Chip ID:%5x \n ", val); +#else //000001.joelin + + AMAZON_SW_REG(AMAZON_SW_MDIO_CFG) = 0x2c50; + AMAZON_SW_REG(AMAZON_SW_EPHY) = 0xff; + + AMAZON_SW_REG(AMAZON_GPIO_P1_ALTSEL0) &= ~(GPIO_MDIO|GPIO_MDCS|GPIO_MDC); + AMAZON_SW_REG(AMAZON_GPIO_P1_ALTSEL1) &= ~(GPIO_MDIO|GPIO_MDCS|GPIO_MDC); + AMAZON_SW_REG(AMAZON_GPIO_P1_OD) |= (GPIO_MDIO|GPIO_MDCS|GPIO_MDC); + + ifx_gpio_init(); + register_chrdev(69, "adm6996", &adm_ops); + mdelay(100); + + /* create proc entries */ + // create_proc_read_entry("admide", 0, NULL, admide_proc, NULL); + +//joelin adm6996i support start + adm6996_mode=adm6996i; + ifx_sw_read(0xa0, &val); + adm6996_mode=adm6996l; + ifx_sw_read(0x200, &val1); +// printk ("\n %0x \n",val1); + if ((val&0xfff0)==0x1020) { + printk ("\n ADM6996I .. \n"); + adm6996_mode=adm6996i; + } + else if ((val1&0xffffff00)==0x71000) {//71010 or 71020 + printk ("\n ADM6996LC .. \n"); + adm6996_mode=adm6996lc; + } + else { + printk ("\n ADM6996L .. \n"); + adm6996_mode=adm6996l; + } +#endif //ADM6996_MDC_MDIO_MODE //smi mode //000001.joelin + + if ((adm6996_mode==adm6996lc)||(adm6996_mode==adm6996i)){ +#if 0 /* removed by MarsLin */ + ifx_sw_write(0x29,0xc000); + ifx_sw_write(0x30,0x0985); +#else + ifx_sw_read(0xa0, &val); + if (val == 0x1021) // for both 6996LC and 6996I, only AB version need the patch + ifx_sw_write(0x29, 0x9000); + ifx_sw_write(0x30,0x0985); +#endif + } +//joelin adm6996i support end + return 0; +} + +void __exit cleanup_adm6996_module(void) +{ + printk("Free ADM device driver... \n"); + + unregister_chrdev(69, "adm6996"); + + /* remove proc entries */ + // remove_proc_entry("admide", NULL); +} + +/* MarsLin, add start */ +#if defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT) || defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT_MODULE) + #define SET_BIT(reg, mask) reg |= (mask) + #define CLEAR_BIT(reg, mask) reg &= (~mask) + static int ifx_hw_reset(void) + { + CLEAR_BIT((*AMAZON_GPIO_P0_ALTSEL0),0x2000); + CLEAR_BIT((*AMAZON_GPIO_P0_ALTSEL1),0x2000); + SET_BIT((*AMAZON_GPIO_P0_OD),0x2000); + SET_BIT((*AMAZON_GPIO_P0_DIR), 0x2000); + CLEAR_BIT((*AMAZON_GPIO_P0_OUT), 0x2000); + mdelay(500); + SET_BIT((*AMAZON_GPIO_P0_OUT), 0x2000); + cleanup_adm6996_module(); + return init_adm6996_module(); + } + int (*adm6996_hw_reset)(void) = ifx_hw_reset; + EXPORT_SYMBOL(adm6996_hw_reset); + EXPORT_SYMBOL(adm6996_mode); + int (*adm6996_sw_read)(unsigned int addr, unsigned int *data) = ifx_sw_read; + EXPORT_SYMBOL(adm6996_sw_read); + int (*adm6996_sw_write)(unsigned int addr, unsigned int data) = ifx_sw_write; + EXPORT_SYMBOL(adm6996_sw_write); +#endif +/* MarsLin, add end */ + +/* Santosh: for IGMP proxy/snooping, Begin */ +EXPORT_SYMBOL (adm_process_mac_table_request); +EXPORT_SYMBOL (adm_process_protocol_filter_request); +/* Santosh: for IGMP proxy/snooping, End */ + +MODULE_DESCRIPTION("ADMtek 6996 Driver"); +MODULE_AUTHOR("Joe Lin "); +MODULE_LICENSE("GPL"); + +module_init(init_adm6996_module); +module_exit(cleanup_adm6996_module); + diff --git a/target/linux/amazon/files/drivers/net/ethernet/amazon_sw.c b/target/linux/amazon/files/drivers/net/ethernet/amazon_sw.c new file mode 100644 index 0000000000..d18b439cea --- /dev/null +++ b/target/linux/amazon/files/drivers/net/ethernet/amazon_sw.c @@ -0,0 +1,899 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + */ +//----------------------------------------------------------------------- +/* + * Description: + * Driver for Infineon Amazon 3 port switch + */ +//----------------------------------------------------------------------- +/* Author: Wu Qi Ming[Qi-Ming.Wu@infineon.com] + * Created: 7-April-2004 + */ +//----------------------------------------------------------------------- +/* History + * Changed on: Jun 28, 2004 + * Changed by: peng.liu@infineon.com + * Reason: add hardware flow control (HFC) (CONFIG_NET_HW_FLOWCONTROL) + * + * Changed on: Apr 6, 2005 + * Changed by: mars.lin@infineon.com + * Reason : supoort port identification + */ + + +// copyright 2004-2005 infineon.com + +// copyright 2007 john crispin +// copyright 2007 felix fietkau +// copyright 2009 hauke mehrtens + + +// TODO +// port vlan code from bcrm target... the tawainese code was scrapped due to crappyness +// check all the mmi reg settings and possibly document them better +// verify the ethtool code +// remove the while(1) stuff +// further clean up and rework ... but it works for now +// check the mode[]=bridge stuff +// verify that the ethaddr can be set from u-boot + + +#ifndef __KERNEL__ +#define __KERNEL__ +#endif + + +#if defined(CONFIG_MODVERSIONS) && !defined(MODVERSIONS) +#define MODVERSIONS +#endif + +#if defined(MODVERSIONS) && !defined(__GENKSYMS__) +#include +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +// how many mii ports are there ? +#define AMAZON_SW_INT_NO 2 + +#define ETHERNET_PACKET_DMA_BUFFER_SIZE 1536 + +/***************************************** Module Parameters *************************************/ +static char mode[] = "bridge"; +module_param_array(mode, charp, NULL, 0); + +static int timeout = 1 * HZ; +module_param(timeout, int, 0); + +int switch_init(struct net_device *dev); +void switch_tx_timeout(struct net_device *dev); + +static struct net_device *switch_devs[2]; + +int add_mac_table_entry(u64 entry_value) +{ + int i; + u32 data1, data2; + + AMAZON_SW_REG32(AMAZON_SW_ARL_CTL) = ~7; + + for (i = 0; i < 32; i++) { + AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0x80000000 | 0x20 | i; + while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; + data1 = AMAZON_SW_REG32(AMAZON_SW_DATA1); + data2 = AMAZON_SW_REG32(AMAZON_SW_DATA2); + if ((data1 & (0x00700000)) != 0x00700000) + continue; + AMAZON_SW_REG32(AMAZON_SW_DATA1) = (u32) (entry_value >> 32); + AMAZON_SW_REG32(AMAZON_SW_DATA2) = (u32) entry_value & 0xffffffff; + AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0xc0000020 | i; + while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; + break; + } + AMAZON_SW_REG32(AMAZON_SW_ARL_CTL) |= 7; + if (i >= 32) + return -1; + return OK; +} + +u64 read_mac_table_entry(int index) +{ + u32 data1, data2; + u64 value; + AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0x80000000 | 0x20 | index; + while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; + data1 = AMAZON_SW_REG32(AMAZON_SW_DATA1) & 0xffffff; + data2 = AMAZON_SW_REG32(AMAZON_SW_DATA2); + value = (u64) data1 << 32 | (u64) data2; + return value; +} + +int write_mac_table_entry(int index, u64 value) +{ + u32 data1, data2; + data1 = (u32) (value >> 32); + data2 = (u32) value & 0xffffffff; + AMAZON_SW_REG32(AMAZON_SW_DATA1) = data1; + AMAZON_SW_REG32(AMAZON_SW_DATA2) = data2; + AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) = 0xc0000020 | index; + while (AMAZON_SW_REG32(AMAZON_SW_CPU_ACTL) & (0x80000000)) {}; + return OK; +} + +u32 get_mdio_reg(int phy_addr, int reg_num) +{ + u32 value; + AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) = (3 << 30) | ((phy_addr & 0x1f) << 21) | ((reg_num & 0x1f) << 16); + while (AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) & (1 << 31)) {}; + value = AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) & 0xffff; + return value; +} + +int set_mdio_reg(int phy_addr, int reg_num, u32 value) +{ + AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) = (2 << 30) | ((phy_addr & 0x1f) << 21) | ((reg_num & 0x1f) << 16) | (value & 0xffff); + while (AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) & (1 << 31)) {}; + return OK; +} + +int auto_negotiate(int phy_addr) +{ + u32 value = 0; + value = get_mdio_reg(phy_addr, MDIO_BASE_CONTROL_REG); + set_mdio_reg(phy_addr, MDIO_BASE_CONTROL_REG, (value | RESTART_AUTO_NEGOTIATION | AUTO_NEGOTIATION_ENABLE | PHY_RESET)); + return OK; +} + +/* + In this version of switch driver, we split the dma channels for the switch. + 2 for port0 and 2 for port1. So that we can do internal bridging if necessary. + In switch mode, packets coming in from port0 or port1 is able to do Destination + address lookup. Packets coming from port0 with destination address of port1 should + not go to pmac again. The switch hardware should be able to do the switch in the hard + ware level. Packets coming from the pmac should not do the DA look up in that the + desination is already known for the kernel. It only needs to go to the correct NIC to + find its way out. + */ +int amazon_sw_chip_init(void) +{ + u32 tmp1; + int i = 0; + + /* Aging tick select: 5mins */ + tmp1 = 0xa0; + if (strcmp(mode, "bridge") == 0) { + // bridge mode, set militarised mode to 1, no learning! + tmp1 |= 0xC00; + } else { + // enable learning for P0 and P1, + tmp1 |= 3; + } + + /* unknown broadcast/multicast/unicast to all ports */ + AMAZON_SW_REG32(AMAZON_SW_UN_DEST) = 0x1ff; + + AMAZON_SW_REG32(AMAZON_SW_ARL_CTL) = tmp1; + + /* OCS:1 set OCS bit, split the two NIC in rx direction EDL:1 (enable DA lookup) */ +#if defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT) || defined(CONFIG_IFX_NFEXT_AMAZON_SWITCH_PHYPORT_MODULE) + AMAZON_SW_REG32(AMAZON_SW_P2_PCTL) = 0x700; +#else + AMAZON_SW_REG32(AMAZON_SW_P2_PCTL) = 0x401; +#endif + + /* EPC: 1 split the two NIC in tx direction CRC is generated */ + AMAZON_SW_REG32(AMAZON_SW_P2_CTL) = 0x6; + + // for bi-directional + AMAZON_SW_REG32(AMAZON_SW_P0_WM) = 0x14141412; + AMAZON_SW_REG32(AMAZON_SW_P1_WM) = 0x14141412; + AMAZON_SW_REG32(AMAZON_SW_P2_WM) = 0x28282826; + AMAZON_SW_REG32(AMAZON_SW_GBL_WM) = 0x0; + + AMAZON_SW_REG32(AMAZON_CGU_PLL0SR) = (AMAZON_SW_REG32(AMAZON_CGU_PLL0SR)) | 0x58000000; + // clock for PHY + AMAZON_SW_REG32(AMAZON_CGU_IFCCR) = (AMAZON_SW_REG32(AMAZON_CGU_IFCCR)) | 0x80000004; + // enable power for PHY + AMAZON_SW_REG32(AMAZON_PMU_PWDCR) = (AMAZON_SW_REG32(AMAZON_PMU_PWDCR)) | AMAZON_PMU_PWDCR_EPHY; + // set reverse MII, enable MDIO statemachine + AMAZON_SW_REG32(AMAZON_SW_MDIO_CFG) = 0x800027bf; + while (1) + if (((AMAZON_SW_REG32(AMAZON_SW_MDIO_CFG)) & 0x80000000) == 0) + break; + AMAZON_SW_REG32(AMAZON_SW_EPHY) = 0xff; + + // auto negotiation + AMAZON_SW_REG32(AMAZON_SW_MDIO_ACC) = 0x83e08000; + auto_negotiate(0x1f); + + /* enable all ports */ + AMAZON_SW_REG32(AMAZON_SW_PS_CTL) = 0x7; + for (i = 0; i < 32; i++) + write_mac_table_entry(i, 1 << 50); + return 0; +} + +static unsigned char my_ethaddr[MAX_ADDR_LEN]; +/* need to get the ether addr from u-boot */ +static int __init ethaddr_setup(char *line) +{ + char *ep; + int i; + + memset(my_ethaddr, 0, MAX_ADDR_LEN); + for (i = 0; i < 6; i++) { + my_ethaddr[i] = line ? simple_strtoul(line, &ep, 16) : 0; + if (line) + line = (*ep) ? ep + 1 : ep; + } + printk(KERN_INFO "amazon_mii0: mac address %2x-%2x-%2x-%2x-%2x-%2x \n", my_ethaddr[0], my_ethaddr[1], my_ethaddr[2], my_ethaddr[3], my_ethaddr[4], my_ethaddr[5]); + return 0; +} + +__setup("ethaddr=", ethaddr_setup); + +static void open_rx_dma(struct net_device *dev) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + struct dma_device_info *dma_dev = priv->dma_device; + int i; + + for (i = 0; i < dma_dev->num_rx_chan; i++) + dma_dev->rx_chan[i].control = 1; + dma_device_update_rx(dma_dev); +} + +#ifdef CONFIG_NET_HW_FLOWCONTROL +static void close_rx_dma(struct net_device *dev) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + struct dma_device_info *dma_dev = priv->dma_device; + int i; + + for (i = 0; i < dma_dev->num_rx_chan; i++) + dma_dev->rx_chan[i].control = 0; + dma_device_update_rx(dma_dev); +} + +void amazon_xon(struct net_device *dev) +{ + unsigned long flag; + local_irq_save(flag); + open_rx_dma(dev); + local_irq_restore(flag); +} +#endif + +int switch_open(struct net_device *dev) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + if (!strcmp(dev->name, "eth1")) { + priv->mdio_phy_addr = PHY0_ADDR; + } + open_rx_dma(dev); + +#ifdef CONFIG_NET_HW_FLOWCONTROL + if ((priv->fc_bit = netdev_register_fc(dev, amazon_xon)) == 0) { + printk(KERN_WARNING "amazon_mii0: Hardware Flow Control register fails\n"); + } +#endif + + netif_start_queue(dev); + return OK; +} + +int switch_release(struct net_device *dev) +{ + int i; + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + struct dma_device_info *dma_dev = priv->dma_device; + + for (i = 0; i < dma_dev->num_tx_chan; i++) + dma_dev->tx_chan[i].control = 0; + for (i = 0; i < dma_dev->num_rx_chan; i++) + dma_dev->rx_chan[i].control = 0; + + dma_device_update(dma_dev); + +#ifdef CONFIG_NET_HW_FLOWCONTROL + if (priv->fc_bit) { + netdev_unregister_fc(priv->fc_bit); + } +#endif + netif_stop_queue(dev); + + return OK; +} + + +void switch_rx(struct net_device *dev, int len, struct sk_buff *skb) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); +#ifdef CONFIG_NET_HW_FLOWCONTROL + int mit_sel = 0; +#endif + skb->dev = dev; + skb->protocol = eth_type_trans(skb, dev); + +#ifdef CONFIG_NET_HW_FLOWCONTROL + mit_sel = netif_rx(skb); + switch (mit_sel) { + case NET_RX_SUCCESS: + case NET_RX_CN_LOW: + case NET_RX_CN_MOD: + break; + case NET_RX_CN_HIGH: + break; + case NET_RX_DROP: + if ((priv->fc_bit) + && (!test_and_set_bit(priv->fc_bit, &netdev_fc_xoff))) { + close_rx_dma(dev); + } + break; + } +#else + netif_rx(skb); +#endif + priv->stats.rx_packets++; + priv->stats.rx_bytes += len; + return; +} + +int asmlinkage switch_hw_tx(char *buf, int len, struct net_device *dev) +{ + struct switch_priv *priv = netdev_priv(dev); + struct dma_device_info *dma_dev = priv->dma_device; + + dma_dev->current_tx_chan = 0; + return dma_device_write(dma_dev, buf, len, priv->skb); +} + +int asmlinkage switch_tx(struct sk_buff *skb, struct net_device *dev) +{ + int len; + char *data; + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + + len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; + data = skb->data; + priv->skb = skb; + dev->trans_start = jiffies; + + if (switch_hw_tx(data, len, dev) != len) { + dev_kfree_skb_any(skb); + return OK; + } + + priv->stats.tx_packets++; + priv->stats.tx_bytes += len; + return OK; +} + +void switch_tx_timeout(struct net_device *dev) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + priv->stats.tx_errors++; + netif_wake_queue(dev); + return; +} + +void negotiate(struct net_device *dev) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + unsigned short data = get_mdio_reg(priv->mdio_phy_addr, MDIO_ADVERTISMENT_REG); + + data &= ~(MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD | MDIO_ADVERT_10_HD); + + switch (priv->current_speed_selection) { + case 10: + if (priv->current_duplex == full) + data |= MDIO_ADVERT_10_FD; + else if (priv->current_duplex == half) + data |= MDIO_ADVERT_10_HD; + else + data |= MDIO_ADVERT_10_HD | MDIO_ADVERT_10_FD; + break; + + case 100: + if (priv->current_duplex == full) + data |= MDIO_ADVERT_100_FD; + else if (priv->current_duplex == half) + data |= MDIO_ADVERT_100_HD; + else + data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD; + break; + + case 0: /* Auto */ + if (priv->current_duplex == full) + data |= MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD; + else if (priv->current_duplex == half) + data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_10_HD; + else + data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD | MDIO_ADVERT_10_HD; + break; + + default: /* assume autoneg speed and duplex */ + data |= MDIO_ADVERT_100_HD | MDIO_ADVERT_100_FD | MDIO_ADVERT_10_FD | MDIO_ADVERT_10_HD; + } + + set_mdio_reg(priv->mdio_phy_addr, MDIO_ADVERTISMENT_REG, data); + + /* Renegotiate with link partner */ + + data = get_mdio_reg(priv->mdio_phy_addr, MDIO_BASE_CONTROL_REG); + data |= MDIO_BC_NEGOTIATE; + + set_mdio_reg(priv->mdio_phy_addr, MDIO_BASE_CONTROL_REG, data); + +} + + +void set_duplex(struct net_device *dev, enum duplex new_duplex) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + if (new_duplex != priv->current_duplex) { + priv->current_duplex = new_duplex; + negotiate(dev); + } +} + +void set_speed(struct net_device *dev, unsigned long speed) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + priv->current_speed_selection = speed; + negotiate(dev); +} + +static int switch_ethtool_ioctl(struct net_device *dev, struct ifreq *ifr) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + struct ethtool_cmd ecmd; + + if (copy_from_user(&ecmd, ifr->ifr_data, sizeof(ecmd))) + return -EFAULT; + + switch (ecmd.cmd) { + case ETHTOOL_GSET: + memset((void *) &ecmd, 0, sizeof(ecmd)); + ecmd.supported = SUPPORTED_Autoneg | SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full; + ecmd.port = PORT_TP; + ecmd.transceiver = XCVR_EXTERNAL; + ecmd.phy_address = priv->mdio_phy_addr; + + ecmd.speed = priv->current_speed; + + ecmd.duplex = priv->full_duplex ? DUPLEX_FULL : DUPLEX_HALF; + + ecmd.advertising = ADVERTISED_TP; + if (priv->current_duplex == autoneg && priv->current_speed_selection == 0) + ecmd.advertising |= ADVERTISED_Autoneg; + else { + ecmd.advertising |= ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | + ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; + if (priv->current_speed_selection == 10) + ecmd.advertising &= ~(ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full); + else if (priv->current_speed_selection == 100) + ecmd.advertising &= ~(ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full); + if (priv->current_duplex == half) + ecmd.advertising &= ~(ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Full); + else if (priv->current_duplex == full) + ecmd.advertising &= ~(ADVERTISED_10baseT_Half | ADVERTISED_100baseT_Half); + } + ecmd.autoneg = AUTONEG_ENABLE; + if (copy_to_user(ifr->ifr_data, &ecmd, sizeof(ecmd))) + return -EFAULT; + break; + + case ETHTOOL_SSET: + if (!capable(CAP_NET_ADMIN)) { + return -EPERM; + } + if (ecmd.autoneg == AUTONEG_ENABLE) { + set_duplex(dev, autoneg); + set_speed(dev, 0); + } else { + set_duplex(dev, ecmd.duplex == DUPLEX_HALF ? half : full); + set_speed(dev, ecmd.speed == SPEED_10 ? 10 : 100); + } + break; + + case ETHTOOL_GDRVINFO: + { + struct ethtool_drvinfo info; + memset((void *) &info, 0, sizeof(info)); + strncpy(info.driver, "AMAZONE", sizeof(info.driver) - 1); + strncpy(info.fw_version, "N/A", sizeof(info.fw_version) - 1); + strncpy(info.bus_info, "N/A", sizeof(info.bus_info) - 1); + info.regdump_len = 0; + info.eedump_len = 0; + info.testinfo_len = 0; + if (copy_to_user(ifr->ifr_data, &info, sizeof(info))) + return -EFAULT; + } + break; + case ETHTOOL_NWAY_RST: + if (priv->current_duplex == autoneg && priv->current_speed_selection == 0) + negotiate(dev); + break; + default: + return -EOPNOTSUPP; + break; + } + return 0; +} + + + +int mac_table_tools_ioctl(struct net_device *dev, struct mac_table_req *req) +{ + int cmd; + int i; + cmd = req->cmd; + switch (cmd) { + case RESET_MAC_TABLE: + for (i = 0; i < 32; i++) { + write_mac_table_entry(i, 0); + } + break; + case READ_MAC_ENTRY: + req->entry_value = read_mac_table_entry(req->index); + break; + case WRITE_MAC_ENTRY: + write_mac_table_entry(req->index, req->entry_value); + break; + case ADD_MAC_ENTRY: + add_mac_table_entry(req->entry_value); + break; + default: + return -EINVAL; + } + + return 0; +} + + +/* + the ioctl for the switch driver is developed in the conventional way + the control type falls into some basic categories, among them, the + SIOCETHTOOL is the traditional eth interface. VLAN_TOOLS and + MAC_TABLE_TOOLS are designed specifically for amazon chip. User + should be aware of the data structures used in these interfaces. +*/ +int switch_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +{ + struct data_req *switch_data_req = (struct data_req *) ifr->ifr_data; + struct mac_table_req *switch_mac_table_req; + switch (cmd) { + case SIOCETHTOOL: + switch_ethtool_ioctl(dev, ifr); + break; + case SIOCGMIIPHY: /* Get PHY address */ + break; + case SIOCGMIIREG: /* Read MII register */ + break; + case SIOCSMIIREG: /* Write MII register */ + break; + case SET_ETH_SPEED_10: /* 10 Mbps */ + break; + case SET_ETH_SPEED_100: /* 100 Mbps */ + break; + case SET_ETH_SPEED_AUTO: /* Auto negotiate speed */ + break; + case SET_ETH_DUPLEX_HALF: /* Half duplex. */ + break; + case SET_ETH_DUPLEX_FULL: /* Full duplex. */ + break; + case SET_ETH_DUPLEX_AUTO: /* Autonegotiate duplex */ + break; + case SET_ETH_REG: + AMAZON_SW_REG32(switch_data_req->index) = switch_data_req->value; + break; + case MAC_TABLE_TOOLS: + switch_mac_table_req = (struct mac_table_req *) ifr->ifr_data; + mac_table_tools_ioctl(dev, switch_mac_table_req); + break; + default: + return -EINVAL; + } + + return 0; +} + +struct net_device_stats *switch_stats(struct net_device *dev) +{ + struct switch_priv *priv = (struct switch_priv *) netdev_priv(dev); + return &priv->stats; +} + +int switch_change_mtu(struct net_device *dev, int new_mtu) +{ + if (new_mtu >= 1516) + new_mtu = 1516; + dev->mtu = new_mtu; + return 0; +} + +int switch_hw_receive(struct net_device *dev, struct dma_device_info *dma_dev) +{ + u8 *buf = NULL; + int len = 0; + struct sk_buff *skb = NULL; + + len = dma_device_read(dma_dev, &buf, (void **) &skb); + + if (len >= 0x600) { + printk(KERN_WARNING "amazon_mii0: packet too large %d\n", len); + goto switch_hw_receive_err_exit; + } + + /* remove CRC */ + len -= 4; + if (skb == NULL) { + printk(KERN_WARNING "amazon_mii0: cannot restore pointer\n"); + goto switch_hw_receive_err_exit; + } + if (len > (skb->end - skb->tail)) { + printk(KERN_WARNING "amazon_mii0: BUG, len:%d end:%p tail:%p\n", (len + 4), skb->end, skb->tail); + goto switch_hw_receive_err_exit; + } + skb_put(skb, len); + skb->dev = dev; + switch_rx(dev, len, skb); + return OK; + + switch_hw_receive_err_exit: + if (skb) + dev_kfree_skb_any(skb); + return -EIO; +} + +int dma_intr_handler(struct dma_device_info *dma_dev, int status) +{ + struct net_device *dev; + + dev = dma_dev->priv; + switch (status) { + case RCV_INT: + switch_hw_receive(dev, dma_dev); + break; + case TX_BUF_FULL_INT: + netif_stop_queue(dev); + break; + case TRANSMIT_CPT_INT: + netif_wake_queue(dev); + break; + } + return OK; +} + +/* reserve 2 bytes in front of data pointer*/ +u8 *dma_buffer_alloc(int len, int *byte_offset, void **opt) +{ + u8 *buffer = NULL; + struct sk_buff *skb = NULL; + skb = dev_alloc_skb(ETHERNET_PACKET_DMA_BUFFER_SIZE); + if (skb == NULL) { + return NULL; + } + buffer = (u8 *) (skb->data); + skb_reserve(skb, 2); + *(int *) opt = (int) skb; + *byte_offset = 2; + return buffer; +} + +int dma_buffer_free(u8 * dataptr, void *opt) +{ + struct sk_buff *skb = NULL; + if (opt == NULL) { + kfree(dataptr); + } else { + skb = (struct sk_buff *) opt; + dev_kfree_skb_any(skb); + } + return OK; +} + +int init_dma_device(_dma_device_info * dma_dev, struct net_device *dev) +{ + int i; + int num_tx_chan, num_rx_chan; + if (strcmp(dma_dev->device_name, "switch1") == 0) { + num_tx_chan = 1; + num_rx_chan = 2; + } else { + num_tx_chan = 1; + num_rx_chan = 2; + } + dma_dev->priv = dev; + + dma_dev->weight = 1; + dma_dev->num_tx_chan = num_tx_chan; + dma_dev->num_rx_chan = num_rx_chan; + dma_dev->ack = 1; + dma_dev->tx_burst_len = 4; + dma_dev->rx_burst_len = 4; + for (i = 0; i < dma_dev->num_tx_chan; i++) { + dma_dev->tx_chan[i].weight = QOS_DEFAULT_WGT; + dma_dev->tx_chan[i].desc_num = 10; + dma_dev->tx_chan[i].packet_size = 0; + dma_dev->tx_chan[i].control = 0; + } + for (i = 0; i < num_rx_chan; i++) { + dma_dev->rx_chan[i].weight = QOS_DEFAULT_WGT; + dma_dev->rx_chan[i].desc_num = 10; + dma_dev->rx_chan[i].packet_size = ETHERNET_PACKET_DMA_BUFFER_SIZE; + dma_dev->rx_chan[i].control = 0; + } + dma_dev->intr_handler = dma_intr_handler; + dma_dev->buffer_alloc = dma_buffer_alloc; + dma_dev->buffer_free = dma_buffer_free; + return 0; +} + +int switch_set_mac_address(struct net_device *dev, void *p) +{ + struct sockaddr *addr = p; + memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); + return OK; +} + +static const struct net_device_ops amazon_mii_ops = { + .ndo_init = switch_init, + .ndo_open = switch_open, + .ndo_stop = switch_release, + .ndo_start_xmit = switch_tx, + .ndo_do_ioctl = switch_ioctl, + .ndo_get_stats = switch_stats, + .ndo_change_mtu = switch_change_mtu, + .ndo_set_mac_address = switch_set_mac_address, + .ndo_tx_timeout = switch_tx_timeout, +}; + +int switch_init(struct net_device *dev) +{ + u64 retval = 0; + int i; + int result; + struct switch_priv *priv; + ether_setup(dev); /* assign some of the fields */ + printk(KERN_INFO "amazon_mii0: %s up using ", dev->name); + dev->watchdog_timeo = timeout; + + priv = netdev_priv(dev); + priv->dma_device = (struct dma_device_info *) kmalloc(sizeof(struct dma_device_info), GFP_KERNEL); + if (priv->num == 0) { + sprintf(priv->dma_device->device_name, "switch1"); + } else if (priv->num == 1) { + sprintf(priv->dma_device->device_name, "switch2"); + } + printk("\"%s\"\n", priv->dma_device->device_name); + init_dma_device(priv->dma_device, dev); + result = dma_device_register(priv->dma_device); + + /* read the mac address from the mac table and put them into the mac table. */ + for (i = 0; i < 6; i++) { + retval += my_ethaddr[i]; + } + /* ethaddr not set in u-boot ? */ + if (retval == 0) { + dev->dev_addr[0] = 0x00; + dev->dev_addr[1] = 0x20; + dev->dev_addr[2] = 0xda; + dev->dev_addr[3] = 0x86; + dev->dev_addr[4] = 0x23; + dev->dev_addr[5] = 0x74 + (unsigned char) priv->num; + } else { + for (i = 0; i < 6; i++) { + dev->dev_addr[i] = my_ethaddr[i]; + } + dev->dev_addr[5] += +(unsigned char) priv->num; + } + return OK; +} + +static int amazon_mii_probe(struct platform_device *dev) +{ + int i = 0, result, device_present = 0; + struct switch_priv *priv; + + for (i = 0; i < AMAZON_SW_INT_NO; i++) { + switch_devs[i] = alloc_etherdev(sizeof(struct switch_priv)); + switch_devs[i]->netdev_ops = &amazon_mii_ops; + strcpy(switch_devs[i]->name, "eth%d"); + priv = (struct switch_priv *) netdev_priv(switch_devs[i]); + priv->num = i; + if ((result = register_netdev(switch_devs[i]))) + printk(KERN_WARNING "amazon_mii0: error %i registering device \"%s\"\n", result, switch_devs[i]->name); + else + device_present++; + } + amazon_sw_chip_init(); + return device_present ? 0 : -ENODEV; +} + +static int amazon_mii_remove(struct platform_device *dev) +{ + int i; + struct switch_priv *priv; + for (i = 0; i < AMAZON_SW_INT_NO; i++) { + priv = netdev_priv(switch_devs[i]); + if (priv->dma_device) { + dma_device_unregister(priv->dma_device); + kfree(priv->dma_device); + } + kfree(netdev_priv(switch_devs[i])); + unregister_netdev(switch_devs[i]); + } + return 0; +} + +static struct platform_driver amazon_mii_driver = { + .probe = amazon_mii_probe, + .remove = amazon_mii_remove, + .driver = { + .name = "amazon_mii0", + .owner = THIS_MODULE, + }, +}; + +static int __init amazon_mii_init(void) +{ + int ret = platform_driver_register(&amazon_mii_driver); + if (ret) + printk(KERN_WARNING "amazon_mii0: Error registering platfom driver!\n"); + return ret; +} + +static void __exit amazon_mii_cleanup(void) +{ + platform_driver_unregister(&amazon_mii_driver); +} + +module_init(amazon_mii_init); +module_exit(amazon_mii_cleanup); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Wu Qi Ming"); +MODULE_DESCRIPTION("ethernet driver for AMAZON boards"); + diff --git a/target/linux/amazon/files/drivers/serial/amazon_asc.c b/target/linux/amazon/files/drivers/serial/amazon_asc.c deleted file mode 100644 index 449208616b..0000000000 --- a/target/linux/amazon/files/drivers/serial/amazon_asc.c +++ /dev/null @@ -1,711 +0,0 @@ -/* - * Driver for AMAZONASC serial ports - * - * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o. - * Based on drivers/serial/serial_s3c2400.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Copyright (C) 2004 Infineon IFAP DC COM CPE - * Copyright (C) 2007 Felix Fietkau - * Copyright (C) 2007 John Crispin - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include - -#define PORT_AMAZONASC 111 - -#include - -#define UART_NR 1 - -#define UART_DUMMY_UER_RX 1 - -#define SERIAL_AMAZONASC_MAJOR TTY_MAJOR -#define CALLOUT_AMAZONASC_MAJOR TTYAUX_MAJOR -#define SERIAL_AMAZONASC_MINOR 64 -#define SERIAL_AMAZONASC_NR UART_NR - -static void amazonasc_tx_chars(struct uart_port *port); -static struct uart_port amazonasc_ports[UART_NR]; -static struct uart_driver amazonasc_reg; -static unsigned int uartclk = 0; - -static void amazonasc_stop_tx(struct uart_port *port) -{ - /* fifo underrun shuts up after firing once */ - return; -} - -static void amazonasc_start_tx(struct uart_port *port) -{ - unsigned long flags; - - local_irq_save(flags); - amazonasc_tx_chars(port); - local_irq_restore(flags); - - return; -} - -static void amazonasc_stop_rx(struct uart_port *port) -{ - /* clear the RX enable bit */ - amazon_writel(ASCWHBCON_CLRREN, AMAZON_ASC_WHBCON); -} - -static void amazonasc_enable_ms(struct uart_port *port) -{ - /* no modem signals */ - return; -} - -#include - -static void -amazonasc_rx_chars(struct uart_port *port) -{ -#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 31)) - struct tty_struct *tty = port->state->port.tty; -#else - struct tty_struct *tty = port->info->port.tty; -#endif - unsigned int ch = 0, rsr = 0, fifocnt; - - fifocnt = amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_RXFFLMASK; - while (fifocnt--) - { - u8 flag = TTY_NORMAL; - ch = amazon_readl(AMAZON_ASC_RBUF); - rsr = (amazon_readl(AMAZON_ASC_CON) & ASCCON_ANY) | UART_DUMMY_UER_RX; - tty_flip_buffer_push(tty); - port->icount.rx++; - - /* - * Note that the error handling code is - * out of the main execution path - */ - if (rsr & ASCCON_ANY) { - if (rsr & ASCCON_PE) { - port->icount.parity++; - amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLRPE, ASCWHBCON_CLRPE); - } else if (rsr & ASCCON_FE) { - port->icount.frame++; - amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLRFE, ASCWHBCON_CLRFE); - } - if (rsr & ASCCON_OE) { - port->icount.overrun++; - amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLROE, ASCWHBCON_CLROE); - } - - rsr &= port->read_status_mask; - - if (rsr & ASCCON_PE) - flag = TTY_PARITY; - else if (rsr & ASCCON_FE) - flag = TTY_FRAME; - } - - if ((rsr & port->ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); - - if (rsr & ASCCON_OE) - /* - * Overrun is special, since it's reported - * immediately, and doesn't affect the current - * character - */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); - } - if (ch != 0) - tty_flip_buffer_push(tty); - - return; -} - - -static void amazonasc_tx_chars(struct uart_port *port) -{ -#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 31)) - struct circ_buf *xmit = &port->state->xmit; -#else - struct circ_buf *xmit = &port->info->xmit; -#endif - - if (uart_tx_stopped(port)) { - amazonasc_stop_tx(port); - return; - } - - while (((amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) - >> ASCFSTAT_TXFFLOFF) != AMAZONASC_TXFIFO_FULL) - { - if (port->x_char) { - amazon_writel(port->x_char, AMAZON_ASC_TBUF); - port->icount.tx++; - port->x_char = 0; - continue; - } - - if (uart_circ_empty(xmit)) - break; - - amazon_writel(xmit->buf[xmit->tail], AMAZON_ASC_TBUF); - xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); - port->icount.tx++; - } - - if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) - uart_write_wakeup(port); -} - -static irqreturn_t amazonasc_tx_int(int irq, void *port) -{ - amazon_writel(ASC_IRNCR_TIR, AMAZON_ASC_IRNCR1); - amazonasc_start_tx(port); - - /* clear any pending interrupts */ - amazon_writel_masked(AMAZON_ASC_WHBCON, - (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE), - (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE)); - - return IRQ_HANDLED; -} - -static irqreturn_t amazonasc_er_int(int irq, void *port) -{ - /* clear any pending interrupts */ - amazon_writel_masked(AMAZON_ASC_WHBCON, - (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE), - (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE)); - - return IRQ_HANDLED; -} - -static irqreturn_t amazonasc_rx_int(int irq, void *port) -{ - amazon_writel(ASC_IRNCR_RIR, AMAZON_ASC_IRNCR1); - amazonasc_rx_chars((struct uart_port *) port); - return IRQ_HANDLED; -} - -static u_int amazonasc_tx_empty(struct uart_port *port) -{ - int status; - - /* - * FSTAT tells exactly how many bytes are in the FIFO. - * The question is whether we really need to wait for all - * 16 bytes to be transmitted before reporting that the - * transmitter is empty. - */ - status = amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK; - return status ? 0 : TIOCSER_TEMT; -} - -static u_int amazonasc_get_mctrl(struct uart_port *port) -{ - /* no modem control signals - the readme says to pretend all are set */ - return TIOCM_CTS|TIOCM_CAR|TIOCM_DSR; -} - -static void amazonasc_set_mctrl(struct uart_port *port, u_int mctrl) -{ - /* no modem control - just return */ - return; -} - -static void amazonasc_break_ctl(struct uart_port *port, int break_state) -{ - /* no way to send a break */ - return; -} - -static int amazonasc_startup(struct uart_port *port) -{ - unsigned int con = 0; - unsigned long flags; - int retval; - - /* this assumes: CON.BRS = CON.FDE = 0 */ - if (uartclk == 0) - uartclk = amazon_get_fpi_hz(); - - amazonasc_ports[0].uartclk = uartclk; - - local_irq_save(flags); - - /* this setup was probably already done in u-boot */ - /* ASC and GPIO Port 1 bits 3 and 4 share the same pins - * P1.3 (RX) in, Alternate 10 - * P1.4 (TX) in, Alternate 10 - */ - amazon_writel_masked(AMAZON_GPIO_P1_DIR, 0x18, 0x10); //P1.4 output, P1.3 input - amazon_writel_masked(AMAZON_GPIO_P1_ALTSEL0, 0x18, 0x18); //ALTSETL0 11 - amazon_writel_masked(AMAZON_GPIO_P1_ALTSEL1, 0x18, 0); //ALTSETL1 00 - amazon_writel_masked(AMAZON_GPIO_P1_OD, 0x18, 0x10); - - /* set up the CLC */ - amazon_writel_masked(AMAZON_ASC_CLC, AMAZON_ASC_CLC_DISS, 0); - amazon_writel_masked(AMAZON_ASC_CLC, ASCCLC_RMCMASK, 1 << ASCCLC_RMCOFFSET); - - /* asynchronous mode */ - con = ASCCON_M_8ASYNC | ASCCON_FEN | ASCCON_OEN | ASCCON_PEN; - - /* choose the line - there's only one */ - amazon_writel(0, AMAZON_ASC_PISEL); - amazon_writel(((AMAZONASC_TXFIFO_FL << ASCTXFCON_TXFITLOFF) & ASCTXFCON_TXFITLMASK) | ASCTXFCON_TXFEN | ASCTXFCON_TXFFLU, - AMAZON_ASC_TXFCON); - amazon_writel(((AMAZONASC_RXFIFO_FL << ASCRXFCON_RXFITLOFF) & ASCRXFCON_RXFITLMASK) | ASCRXFCON_RXFEN | ASCRXFCON_RXFFLU, - AMAZON_ASC_RXFCON); - wmb(); - - amazon_writel_masked(AMAZON_ASC_CON, con, con); - - retval = request_irq(AMAZONASC_RIR, amazonasc_rx_int, 0, "asc_rx", port); - if (retval){ - printk("failed to request amazonasc_rx_int\n"); - return retval; - } - retval = request_irq(AMAZONASC_TIR, amazonasc_tx_int, 0, "asc_tx", port); - if (retval){ - printk("failed to request amazonasc_tx_int\n"); - goto err1; - } - - retval = request_irq(AMAZONASC_EIR, amazonasc_er_int, 0, "asc_er", port); - if (retval){ - printk("failed to request amazonasc_er_int\n"); - goto err2; - } - - local_irq_restore(flags); - return 0; - -err2: - free_irq(AMAZONASC_TIR, port); - -err1: - free_irq(AMAZONASC_RIR, port); - local_irq_restore(flags); - return retval; -} - -static void amazonasc_shutdown(struct uart_port *port) -{ - free_irq(AMAZONASC_RIR, port); - free_irq(AMAZONASC_TIR, port); - free_irq(AMAZONASC_EIR, port); - /* - * disable the baudrate generator to disable the ASC - */ - amazon_writel(0, AMAZON_ASC_CON); - - /* flush and then disable the fifos */ - amazon_writel_masked(AMAZON_ASC_RXFCON, ASCRXFCON_RXFFLU, ASCRXFCON_RXFFLU); - amazon_writel_masked(AMAZON_ASC_RXFCON, ASCRXFCON_RXFEN, 0); - amazon_writel_masked(AMAZON_ASC_TXFCON, ASCTXFCON_TXFFLU, ASCTXFCON_TXFFLU); - amazon_writel_masked(AMAZON_ASC_TXFCON, ASCTXFCON_TXFEN, 0); -} - -static void amazonasc_set_termios(struct uart_port *port, struct ktermios *new, struct ktermios *old) -{ - unsigned int cflag; - unsigned int iflag; - unsigned int baud, quot; - unsigned int con = 0; - unsigned long flags; - - cflag = new->c_cflag; - iflag = new->c_iflag; - - /* byte size and parity */ - switch (cflag & CSIZE) { - /* 7 bits are always with parity */ - case CS7: con = ASCCON_M_7ASYNCPAR; break; - /* the ASC only suports 7 and 8 bits */ - case CS5: - case CS6: - default: - if (cflag & PARENB) - con = ASCCON_M_8ASYNCPAR; - else - con = ASCCON_M_8ASYNC; - break; - } - if (cflag & CSTOPB) - con |= ASCCON_STP; - if (cflag & PARENB) { - if (!(cflag & PARODD)) - con &= ~ASCCON_ODD; - else - con |= ASCCON_ODD; - } - - port->read_status_mask = ASCCON_OE; - if (iflag & INPCK) - port->read_status_mask |= ASCCON_FE | ASCCON_PE; - - port->ignore_status_mask = 0; - if (iflag & IGNPAR) - port->ignore_status_mask |= ASCCON_FE | ASCCON_PE; - - if (iflag & IGNBRK) { - /* - * If we're ignoring parity and break indicators, - * ignore overruns too (for real raw support). - */ - if (iflag & IGNPAR) - port->ignore_status_mask |= ASCCON_OE; - } - - /* - * Ignore all characters if CREAD is not set. - */ - if ((cflag & CREAD) == 0) - port->ignore_status_mask |= UART_DUMMY_UER_RX; - - /* set error signals - framing, parity and overrun */ - con |= ASCCON_FEN; - con |= ASCCON_OEN; - con |= ASCCON_PEN; - /* enable the receiver */ - con |= ASCCON_REN; - - /* block the IRQs */ - local_irq_save(flags); - - /* set up CON */ - amazon_writel(con, AMAZON_ASC_CON); - - /* Set baud rate - take a divider of 2 into account */ - baud = uart_get_baud_rate(port, new, old, 0, port->uartclk/16); - quot = uart_get_divisor(port, baud); - quot = quot/2 - 1; - - /* the next 3 probably already happened when we set CON above */ - /* disable the baudrate generator */ - amazon_writel_masked(AMAZON_ASC_CON, ASCCON_R, 0); - /* make sure the fractional divider is off */ - amazon_writel_masked(AMAZON_ASC_CON, ASCCON_FDE, 0); - /* set up to use divisor of 2 */ - amazon_writel_masked(AMAZON_ASC_CON, ASCCON_BRS, 0); - /* now we can write the new baudrate into the register */ - amazon_writel(quot, AMAZON_ASC_BTR); - /* turn the baudrate generator back on */ - amazon_writel_masked(AMAZON_ASC_CON, ASCCON_R, ASCCON_R); - - local_irq_restore(flags); -} - -static const char *amazonasc_type(struct uart_port *port) -{ - return port->type == PORT_AMAZONASC ? "AMAZONASC" : NULL; -} - -/* - * Release the memory region(s) being used by 'port' - */ -static void amazonasc_release_port(struct uart_port *port) -{ - return; -} - -/* - * Request the memory region(s) being used by 'port' - */ -static int amazonasc_request_port(struct uart_port *port) -{ - return 0; -} - -/* - * Configure/autoconfigure the port. - */ -static void amazonasc_config_port(struct uart_port *port, int flags) -{ - if (flags & UART_CONFIG_TYPE) { - port->type = PORT_AMAZONASC; - amazonasc_request_port(port); - } -} - -/* - * verify the new serial_struct (for TIOCSSERIAL). - */ -static int amazonasc_verify_port(struct uart_port *port, struct serial_struct *ser) -{ - int ret = 0; - if (ser->type != PORT_UNKNOWN && ser->type != PORT_AMAZONASC) - ret = -EINVAL; - if (ser->irq < 0 || ser->irq >= NR_IRQS) - ret = -EINVAL; - if (ser->baud_base < 9600) - ret = -EINVAL; - return ret; -} - -static struct uart_ops amazonasc_pops = { - .tx_empty = amazonasc_tx_empty, - .set_mctrl = amazonasc_set_mctrl, - .get_mctrl = amazonasc_get_mctrl, - .stop_tx = amazonasc_stop_tx, - .start_tx = amazonasc_start_tx, - .stop_rx = amazonasc_stop_rx, - .enable_ms = amazonasc_enable_ms, - .break_ctl = amazonasc_break_ctl, - .startup = amazonasc_startup, - .shutdown = amazonasc_shutdown, - .set_termios = amazonasc_set_termios, - .type = amazonasc_type, - .release_port = amazonasc_release_port, - .request_port = amazonasc_request_port, - .config_port = amazonasc_config_port, - .verify_port = amazonasc_verify_port, -}; - -static struct uart_port amazonasc_ports[UART_NR] = { - { - membase: (void *)AMAZON_ASC, - mapbase: AMAZON_ASC, - iotype: SERIAL_IO_MEM, - irq: AMAZONASC_RIR, /* RIR */ - uartclk: 0, /* filled in dynamically */ - fifosize: 16, - unused: { AMAZONASC_TIR, AMAZONASC_EIR}, /* xmit/error/xmit-buffer-empty IRQ */ - type: PORT_AMAZONASC, - ops: &amazonasc_pops, - flags: ASYNC_BOOT_AUTOCONF, - }, -}; - -static void amazonasc_console_write(struct console *co, const char *s, u_int count) -{ - int i, fifocnt; - unsigned long flags; - local_irq_save(flags); - for (i = 0; i < count;) - { - /* wait until the FIFO is not full */ - do - { - fifocnt = (amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) - >> ASCFSTAT_TXFFLOFF; - } while (fifocnt == AMAZONASC_TXFIFO_FULL); - if (s[i] == '\0') - { - break; - } - if (s[i] == '\n') - { - amazon_writel('\r', AMAZON_ASC_TBUF); - do - { - fifocnt = (amazon_readl(AMAZON_ASC_FSTAT) & - ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF; - } while (fifocnt == AMAZONASC_TXFIFO_FULL); - } - amazon_writel(s[i], AMAZON_ASC_TBUF); - i++; - } - - local_irq_restore(flags); -} - -static void __init -amazonasc_console_get_options(struct uart_port *port, int *baud, int *parity, int *bits) -{ - u_int lcr_h; - - lcr_h = amazon_readl(AMAZON_ASC_CON); - /* do this only if the ASC is turned on */ - if (lcr_h & ASCCON_R) { - u_int quot, div, fdiv, frac; - - *parity = 'n'; - if ((lcr_h & ASCCON_MODEMASK) == ASCCON_M_7ASYNCPAR || - (lcr_h & ASCCON_MODEMASK) == ASCCON_M_8ASYNCPAR) { - if (lcr_h & ASCCON_ODD) - *parity = 'o'; - else - *parity = 'e'; - } - - if ((lcr_h & ASCCON_MODEMASK) == ASCCON_M_7ASYNCPAR) - *bits = 7; - else - *bits = 8; - - quot = amazon_readl(AMAZON_ASC_BTR) + 1; - - /* this gets hairy if the fractional divider is used */ - if (lcr_h & ASCCON_FDE) - { - div = 1; - fdiv = amazon_readl(AMAZON_ASC_FDV); - if (fdiv == 0) - fdiv = 512; - frac = 512; - } - else - { - div = lcr_h & ASCCON_BRS ? 3 : 2; - fdiv = frac = 1; - } - /* - * This doesn't work exactly because we use integer - * math to calculate baud which results in rounding - * errors when we try to go from quot -> baud !! - * Try to make this work for both the fractional divider - * and the simple divider. Also try to avoid rounding - * errors using integer math. - */ - - *baud = frac * (port->uartclk / (div * 512 * 16 * quot)); - if (*baud > 1100 && *baud < 2400) - *baud = 1200; - if (*baud > 2300 && *baud < 4800) - *baud = 2400; - if (*baud > 4700 && *baud < 9600) - *baud = 4800; - if (*baud > 9500 && *baud < 19200) - *baud = 9600; - if (*baud > 19000 && *baud < 38400) - *baud = 19200; - if (*baud > 38400 && *baud < 57600) - *baud = 38400; - if (*baud > 57600 && *baud < 115200) - *baud = 57600; - if (*baud > 115200 && *baud < 230400) - *baud = 115200; - } -} - -static int __init amazonasc_console_setup(struct console *co, char *options) -{ - struct uart_port *port; - int baud = 115200; - int bits = 8; - int parity = 'n'; - int flow = 'n'; - - /* this assumes: CON.BRS = CON.FDE = 0 */ - if (uartclk == 0) - uartclk = amazon_get_fpi_hz(); - co->index = 0; - port = &amazonasc_ports[0]; - amazonasc_ports[0].uartclk = uartclk; - amazonasc_ports[0].type = PORT_AMAZONASC; - - if (options){ - uart_parse_options(options, &baud, &parity, &bits, &flow); - } - - return uart_set_options(port, co, baud, parity, bits, flow); -} - -static struct uart_driver amazonasc_reg; -static struct console amazonasc_console = { - name: "ttyS", - write: amazonasc_console_write, - device: uart_console_device, - setup: amazonasc_console_setup, - flags: CON_PRINTBUFFER, - index: -1, - data: &amazonasc_reg, -}; - -static struct uart_driver amazonasc_reg = { - .owner = THIS_MODULE, - .driver_name = "serial", - .dev_name = "ttyS", - .major = TTY_MAJOR, - .minor = 64, - .nr = UART_NR, - .cons = &amazonasc_console, -}; - -static int __init amazon_asc_probe(struct platform_device *dev) -{ - unsigned char res; - uart_register_driver(&amazonasc_reg); - res = uart_add_one_port(&amazonasc_reg, &amazonasc_ports[0]); - return res; -} - -static int amazon_asc_remove(struct platform_device *dev) -{ - uart_unregister_driver(&amazonasc_reg); - return 0; -} - -static struct platform_driver amazon_asc_driver = { - .probe = amazon_asc_probe, - .remove = amazon_asc_remove, - .driver = { - .name = "amazon_asc", - .owner = THIS_MODULE, - }, -}; - -static int __init amazon_asc_init(void) -{ - int ret = platform_driver_register(&amazon_asc_driver); - if (ret) - printk(KERN_WARNING "amazon_asc: error registering platfom driver!\n"); - return ret; -} - -static void __exit amazon_asc_cleanup(void) -{ - platform_driver_unregister(&amazon_asc_driver); -} - -module_init(amazon_asc_init); -module_exit(amazon_asc_cleanup); - -MODULE_AUTHOR("Gary Jennejohn, Felix Fietkau, John Crispin"); -MODULE_DESCRIPTION("MIPS AMAZONASC serial port driver"); -MODULE_LICENSE("GPL"); - diff --git a/target/linux/amazon/files/drivers/tty/serial/amazon_asc.c b/target/linux/amazon/files/drivers/tty/serial/amazon_asc.c new file mode 100644 index 0000000000..449208616b --- /dev/null +++ b/target/linux/amazon/files/drivers/tty/serial/amazon_asc.c @@ -0,0 +1,711 @@ +/* + * Driver for AMAZONASC serial ports + * + * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o. + * Based on drivers/serial/serial_s3c2400.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Copyright (C) 2004 Infineon IFAP DC COM CPE + * Copyright (C) 2007 Felix Fietkau + * Copyright (C) 2007 John Crispin + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#define PORT_AMAZONASC 111 + +#include + +#define UART_NR 1 + +#define UART_DUMMY_UER_RX 1 + +#define SERIAL_AMAZONASC_MAJOR TTY_MAJOR +#define CALLOUT_AMAZONASC_MAJOR TTYAUX_MAJOR +#define SERIAL_AMAZONASC_MINOR 64 +#define SERIAL_AMAZONASC_NR UART_NR + +static void amazonasc_tx_chars(struct uart_port *port); +static struct uart_port amazonasc_ports[UART_NR]; +static struct uart_driver amazonasc_reg; +static unsigned int uartclk = 0; + +static void amazonasc_stop_tx(struct uart_port *port) +{ + /* fifo underrun shuts up after firing once */ + return; +} + +static void amazonasc_start_tx(struct uart_port *port) +{ + unsigned long flags; + + local_irq_save(flags); + amazonasc_tx_chars(port); + local_irq_restore(flags); + + return; +} + +static void amazonasc_stop_rx(struct uart_port *port) +{ + /* clear the RX enable bit */ + amazon_writel(ASCWHBCON_CLRREN, AMAZON_ASC_WHBCON); +} + +static void amazonasc_enable_ms(struct uart_port *port) +{ + /* no modem signals */ + return; +} + +#include + +static void +amazonasc_rx_chars(struct uart_port *port) +{ +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 31)) + struct tty_struct *tty = port->state->port.tty; +#else + struct tty_struct *tty = port->info->port.tty; +#endif + unsigned int ch = 0, rsr = 0, fifocnt; + + fifocnt = amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_RXFFLMASK; + while (fifocnt--) + { + u8 flag = TTY_NORMAL; + ch = amazon_readl(AMAZON_ASC_RBUF); + rsr = (amazon_readl(AMAZON_ASC_CON) & ASCCON_ANY) | UART_DUMMY_UER_RX; + tty_flip_buffer_push(tty); + port->icount.rx++; + + /* + * Note that the error handling code is + * out of the main execution path + */ + if (rsr & ASCCON_ANY) { + if (rsr & ASCCON_PE) { + port->icount.parity++; + amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLRPE, ASCWHBCON_CLRPE); + } else if (rsr & ASCCON_FE) { + port->icount.frame++; + amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLRFE, ASCWHBCON_CLRFE); + } + if (rsr & ASCCON_OE) { + port->icount.overrun++; + amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLROE, ASCWHBCON_CLROE); + } + + rsr &= port->read_status_mask; + + if (rsr & ASCCON_PE) + flag = TTY_PARITY; + else if (rsr & ASCCON_FE) + flag = TTY_FRAME; + } + + if ((rsr & port->ignore_status_mask) == 0) + tty_insert_flip_char(tty, ch, flag); + + if (rsr & ASCCON_OE) + /* + * Overrun is special, since it's reported + * immediately, and doesn't affect the current + * character + */ + tty_insert_flip_char(tty, 0, TTY_OVERRUN); + } + if (ch != 0) + tty_flip_buffer_push(tty); + + return; +} + + +static void amazonasc_tx_chars(struct uart_port *port) +{ +#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 31)) + struct circ_buf *xmit = &port->state->xmit; +#else + struct circ_buf *xmit = &port->info->xmit; +#endif + + if (uart_tx_stopped(port)) { + amazonasc_stop_tx(port); + return; + } + + while (((amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) + >> ASCFSTAT_TXFFLOFF) != AMAZONASC_TXFIFO_FULL) + { + if (port->x_char) { + amazon_writel(port->x_char, AMAZON_ASC_TBUF); + port->icount.tx++; + port->x_char = 0; + continue; + } + + if (uart_circ_empty(xmit)) + break; + + amazon_writel(xmit->buf[xmit->tail], AMAZON_ASC_TBUF); + xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); + port->icount.tx++; + } + + if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) + uart_write_wakeup(port); +} + +static irqreturn_t amazonasc_tx_int(int irq, void *port) +{ + amazon_writel(ASC_IRNCR_TIR, AMAZON_ASC_IRNCR1); + amazonasc_start_tx(port); + + /* clear any pending interrupts */ + amazon_writel_masked(AMAZON_ASC_WHBCON, + (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE), + (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE)); + + return IRQ_HANDLED; +} + +static irqreturn_t amazonasc_er_int(int irq, void *port) +{ + /* clear any pending interrupts */ + amazon_writel_masked(AMAZON_ASC_WHBCON, + (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE), + (ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE)); + + return IRQ_HANDLED; +} + +static irqreturn_t amazonasc_rx_int(int irq, void *port) +{ + amazon_writel(ASC_IRNCR_RIR, AMAZON_ASC_IRNCR1); + amazonasc_rx_chars((struct uart_port *) port); + return IRQ_HANDLED; +} + +static u_int amazonasc_tx_empty(struct uart_port *port) +{ + int status; + + /* + * FSTAT tells exactly how many bytes are in the FIFO. + * The question is whether we really need to wait for all + * 16 bytes to be transmitted before reporting that the + * transmitter is empty. + */ + status = amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK; + return status ? 0 : TIOCSER_TEMT; +} + +static u_int amazonasc_get_mctrl(struct uart_port *port) +{ + /* no modem control signals - the readme says to pretend all are set */ + return TIOCM_CTS|TIOCM_CAR|TIOCM_DSR; +} + +static void amazonasc_set_mctrl(struct uart_port *port, u_int mctrl) +{ + /* no modem control - just return */ + return; +} + +static void amazonasc_break_ctl(struct uart_port *port, int break_state) +{ + /* no way to send a break */ + return; +} + +static int amazonasc_startup(struct uart_port *port) +{ + unsigned int con = 0; + unsigned long flags; + int retval; + + /* this assumes: CON.BRS = CON.FDE = 0 */ + if (uartclk == 0) + uartclk = amazon_get_fpi_hz(); + + amazonasc_ports[0].uartclk = uartclk; + + local_irq_save(flags); + + /* this setup was probably already done in u-boot */ + /* ASC and GPIO Port 1 bits 3 and 4 share the same pins + * P1.3 (RX) in, Alternate 10 + * P1.4 (TX) in, Alternate 10 + */ + amazon_writel_masked(AMAZON_GPIO_P1_DIR, 0x18, 0x10); //P1.4 output, P1.3 input + amazon_writel_masked(AMAZON_GPIO_P1_ALTSEL0, 0x18, 0x18); //ALTSETL0 11 + amazon_writel_masked(AMAZON_GPIO_P1_ALTSEL1, 0x18, 0); //ALTSETL1 00 + amazon_writel_masked(AMAZON_GPIO_P1_OD, 0x18, 0x10); + + /* set up the CLC */ + amazon_writel_masked(AMAZON_ASC_CLC, AMAZON_ASC_CLC_DISS, 0); + amazon_writel_masked(AMAZON_ASC_CLC, ASCCLC_RMCMASK, 1 << ASCCLC_RMCOFFSET); + + /* asynchronous mode */ + con = ASCCON_M_8ASYNC | ASCCON_FEN | ASCCON_OEN | ASCCON_PEN; + + /* choose the line - there's only one */ + amazon_writel(0, AMAZON_ASC_PISEL); + amazon_writel(((AMAZONASC_TXFIFO_FL << ASCTXFCON_TXFITLOFF) & ASCTXFCON_TXFITLMASK) | ASCTXFCON_TXFEN | ASCTXFCON_TXFFLU, + AMAZON_ASC_TXFCON); + amazon_writel(((AMAZONASC_RXFIFO_FL << ASCRXFCON_RXFITLOFF) & ASCRXFCON_RXFITLMASK) | ASCRXFCON_RXFEN | ASCRXFCON_RXFFLU, + AMAZON_ASC_RXFCON); + wmb(); + + amazon_writel_masked(AMAZON_ASC_CON, con, con); + + retval = request_irq(AMAZONASC_RIR, amazonasc_rx_int, 0, "asc_rx", port); + if (retval){ + printk("failed to request amazonasc_rx_int\n"); + return retval; + } + retval = request_irq(AMAZONASC_TIR, amazonasc_tx_int, 0, "asc_tx", port); + if (retval){ + printk("failed to request amazonasc_tx_int\n"); + goto err1; + } + + retval = request_irq(AMAZONASC_EIR, amazonasc_er_int, 0, "asc_er", port); + if (retval){ + printk("failed to request amazonasc_er_int\n"); + goto err2; + } + + local_irq_restore(flags); + return 0; + +err2: + free_irq(AMAZONASC_TIR, port); + +err1: + free_irq(AMAZONASC_RIR, port); + local_irq_restore(flags); + return retval; +} + +static void amazonasc_shutdown(struct uart_port *port) +{ + free_irq(AMAZONASC_RIR, port); + free_irq(AMAZONASC_TIR, port); + free_irq(AMAZONASC_EIR, port); + /* + * disable the baudrate generator to disable the ASC + */ + amazon_writel(0, AMAZON_ASC_CON); + + /* flush and then disable the fifos */ + amazon_writel_masked(AMAZON_ASC_RXFCON, ASCRXFCON_RXFFLU, ASCRXFCON_RXFFLU); + amazon_writel_masked(AMAZON_ASC_RXFCON, ASCRXFCON_RXFEN, 0); + amazon_writel_masked(AMAZON_ASC_TXFCON, ASCTXFCON_TXFFLU, ASCTXFCON_TXFFLU); + amazon_writel_masked(AMAZON_ASC_TXFCON, ASCTXFCON_TXFEN, 0); +} + +static void amazonasc_set_termios(struct uart_port *port, struct ktermios *new, struct ktermios *old) +{ + unsigned int cflag; + unsigned int iflag; + unsigned int baud, quot; + unsigned int con = 0; + unsigned long flags; + + cflag = new->c_cflag; + iflag = new->c_iflag; + + /* byte size and parity */ + switch (cflag & CSIZE) { + /* 7 bits are always with parity */ + case CS7: con = ASCCON_M_7ASYNCPAR; break; + /* the ASC only suports 7 and 8 bits */ + case CS5: + case CS6: + default: + if (cflag & PARENB) + con = ASCCON_M_8ASYNCPAR; + else + con = ASCCON_M_8ASYNC; + break; + } + if (cflag & CSTOPB) + con |= ASCCON_STP; + if (cflag & PARENB) { + if (!(cflag & PARODD)) + con &= ~ASCCON_ODD; + else + con |= ASCCON_ODD; + } + + port->read_status_mask = ASCCON_OE; + if (iflag & INPCK) + port->read_status_mask |= ASCCON_FE | ASCCON_PE; + + port->ignore_status_mask = 0; + if (iflag & IGNPAR) + port->ignore_status_mask |= ASCCON_FE | ASCCON_PE; + + if (iflag & IGNBRK) { + /* + * If we're ignoring parity and break indicators, + * ignore overruns too (for real raw support). + */ + if (iflag & IGNPAR) + port->ignore_status_mask |= ASCCON_OE; + } + + /* + * Ignore all characters if CREAD is not set. + */ + if ((cflag & CREAD) == 0) + port->ignore_status_mask |= UART_DUMMY_UER_RX; + + /* set error signals - framing, parity and overrun */ + con |= ASCCON_FEN; + con |= ASCCON_OEN; + con |= ASCCON_PEN; + /* enable the receiver */ + con |= ASCCON_REN; + + /* block the IRQs */ + local_irq_save(flags); + + /* set up CON */ + amazon_writel(con, AMAZON_ASC_CON); + + /* Set baud rate - take a divider of 2 into account */ + baud = uart_get_baud_rate(port, new, old, 0, port->uartclk/16); + quot = uart_get_divisor(port, baud); + quot = quot/2 - 1; + + /* the next 3 probably already happened when we set CON above */ + /* disable the baudrate generator */ + amazon_writel_masked(AMAZON_ASC_CON, ASCCON_R, 0); + /* make sure the fractional divider is off */ + amazon_writel_masked(AMAZON_ASC_CON, ASCCON_FDE, 0); + /* set up to use divisor of 2 */ + amazon_writel_masked(AMAZON_ASC_CON, ASCCON_BRS, 0); + /* now we can write the new baudrate into the register */ + amazon_writel(quot, AMAZON_ASC_BTR); + /* turn the baudrate generator back on */ + amazon_writel_masked(AMAZON_ASC_CON, ASCCON_R, ASCCON_R); + + local_irq_restore(flags); +} + +static const char *amazonasc_type(struct uart_port *port) +{ + return port->type == PORT_AMAZONASC ? "AMAZONASC" : NULL; +} + +/* + * Release the memory region(s) being used by 'port' + */ +static void amazonasc_release_port(struct uart_port *port) +{ + return; +} + +/* + * Request the memory region(s) being used by 'port' + */ +static int amazonasc_request_port(struct uart_port *port) +{ + return 0; +} + +/* + * Configure/autoconfigure the port. + */ +static void amazonasc_config_port(struct uart_port *port, int flags) +{ + if (flags & UART_CONFIG_TYPE) { + port->type = PORT_AMAZONASC; + amazonasc_request_port(port); + } +} + +/* + * verify the new serial_struct (for TIOCSSERIAL). + */ +static int amazonasc_verify_port(struct uart_port *port, struct serial_struct *ser) +{ + int ret = 0; + if (ser->type != PORT_UNKNOWN && ser->type != PORT_AMAZONASC) + ret = -EINVAL; + if (ser->irq < 0 || ser->irq >= NR_IRQS) + ret = -EINVAL; + if (ser->baud_base < 9600) + ret = -EINVAL; + return ret; +} + +static struct uart_ops amazonasc_pops = { + .tx_empty = amazonasc_tx_empty, + .set_mctrl = amazonasc_set_mctrl, + .get_mctrl = amazonasc_get_mctrl, + .stop_tx = amazonasc_stop_tx, + .start_tx = amazonasc_start_tx, + .stop_rx = amazonasc_stop_rx, + .enable_ms = amazonasc_enable_ms, + .break_ctl = amazonasc_break_ctl, + .startup = amazonasc_startup, + .shutdown = amazonasc_shutdown, + .set_termios = amazonasc_set_termios, + .type = amazonasc_type, + .release_port = amazonasc_release_port, + .request_port = amazonasc_request_port, + .config_port = amazonasc_config_port, + .verify_port = amazonasc_verify_port, +}; + +static struct uart_port amazonasc_ports[UART_NR] = { + { + membase: (void *)AMAZON_ASC, + mapbase: AMAZON_ASC, + iotype: SERIAL_IO_MEM, + irq: AMAZONASC_RIR, /* RIR */ + uartclk: 0, /* filled in dynamically */ + fifosize: 16, + unused: { AMAZONASC_TIR, AMAZONASC_EIR}, /* xmit/error/xmit-buffer-empty IRQ */ + type: PORT_AMAZONASC, + ops: &amazonasc_pops, + flags: ASYNC_BOOT_AUTOCONF, + }, +}; + +static void amazonasc_console_write(struct console *co, const char *s, u_int count) +{ + int i, fifocnt; + unsigned long flags; + local_irq_save(flags); + for (i = 0; i < count;) + { + /* wait until the FIFO is not full */ + do + { + fifocnt = (amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) + >> ASCFSTAT_TXFFLOFF; + } while (fifocnt == AMAZONASC_TXFIFO_FULL); + if (s[i] == '\0') + { + break; + } + if (s[i] == '\n') + { + amazon_writel('\r', AMAZON_ASC_TBUF); + do + { + fifocnt = (amazon_readl(AMAZON_ASC_FSTAT) & + ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF; + } while (fifocnt == AMAZONASC_TXFIFO_FULL); + } + amazon_writel(s[i], AMAZON_ASC_TBUF); + i++; + } + + local_irq_restore(flags); +} + +static void __init +amazonasc_console_get_options(struct uart_port *port, int *baud, int *parity, int *bits) +{ + u_int lcr_h; + + lcr_h = amazon_readl(AMAZON_ASC_CON); + /* do this only if the ASC is turned on */ + if (lcr_h & ASCCON_R) { + u_int quot, div, fdiv, frac; + + *parity = 'n'; + if ((lcr_h & ASCCON_MODEMASK) == ASCCON_M_7ASYNCPAR || + (lcr_h & ASCCON_MODEMASK) == ASCCON_M_8ASYNCPAR) { + if (lcr_h & ASCCON_ODD) + *parity = 'o'; + else + *parity = 'e'; + } + + if ((lcr_h & ASCCON_MODEMASK) == ASCCON_M_7ASYNCPAR) + *bits = 7; + else + *bits = 8; + + quot = amazon_readl(AMAZON_ASC_BTR) + 1; + + /* this gets hairy if the fractional divider is used */ + if (lcr_h & ASCCON_FDE) + { + div = 1; + fdiv = amazon_readl(AMAZON_ASC_FDV); + if (fdiv == 0) + fdiv = 512; + frac = 512; + } + else + { + div = lcr_h & ASCCON_BRS ? 3 : 2; + fdiv = frac = 1; + } + /* + * This doesn't work exactly because we use integer + * math to calculate baud which results in rounding + * errors when we try to go from quot -> baud !! + * Try to make this work for both the fractional divider + * and the simple divider. Also try to avoid rounding + * errors using integer math. + */ + + *baud = frac * (port->uartclk / (div * 512 * 16 * quot)); + if (*baud > 1100 && *baud < 2400) + *baud = 1200; + if (*baud > 2300 && *baud < 4800) + *baud = 2400; + if (*baud > 4700 && *baud < 9600) + *baud = 4800; + if (*baud > 9500 && *baud < 19200) + *baud = 9600; + if (*baud > 19000 && *baud < 38400) + *baud = 19200; + if (*baud > 38400 && *baud < 57600) + *baud = 38400; + if (*baud > 57600 && *baud < 115200) + *baud = 57600; + if (*baud > 115200 && *baud < 230400) + *baud = 115200; + } +} + +static int __init amazonasc_console_setup(struct console *co, char *options) +{ + struct uart_port *port; + int baud = 115200; + int bits = 8; + int parity = 'n'; + int flow = 'n'; + + /* this assumes: CON.BRS = CON.FDE = 0 */ + if (uartclk == 0) + uartclk = amazon_get_fpi_hz(); + co->index = 0; + port = &amazonasc_ports[0]; + amazonasc_ports[0].uartclk = uartclk; + amazonasc_ports[0].type = PORT_AMAZONASC; + + if (options){ + uart_parse_options(options, &baud, &parity, &bits, &flow); + } + + return uart_set_options(port, co, baud, parity, bits, flow); +} + +static struct uart_driver amazonasc_reg; +static struct console amazonasc_console = { + name: "ttyS", + write: amazonasc_console_write, + device: uart_console_device, + setup: amazonasc_console_setup, + flags: CON_PRINTBUFFER, + index: -1, + data: &amazonasc_reg, +}; + +static struct uart_driver amazonasc_reg = { + .owner = THIS_MODULE, + .driver_name = "serial", + .dev_name = "ttyS", + .major = TTY_MAJOR, + .minor = 64, + .nr = UART_NR, + .cons = &amazonasc_console, +}; + +static int __init amazon_asc_probe(struct platform_device *dev) +{ + unsigned char res; + uart_register_driver(&amazonasc_reg); + res = uart_add_one_port(&amazonasc_reg, &amazonasc_ports[0]); + return res; +} + +static int amazon_asc_remove(struct platform_device *dev) +{ + uart_unregister_driver(&amazonasc_reg); + return 0; +} + +static struct platform_driver amazon_asc_driver = { + .probe = amazon_asc_probe, + .remove = amazon_asc_remove, + .driver = { + .name = "amazon_asc", + .owner = THIS_MODULE, + }, +}; + +static int __init amazon_asc_init(void) +{ + int ret = platform_driver_register(&amazon_asc_driver); + if (ret) + printk(KERN_WARNING "amazon_asc: error registering platfom driver!\n"); + return ret; +} + +static void __exit amazon_asc_cleanup(void) +{ + platform_driver_unregister(&amazon_asc_driver); +} + +module_init(amazon_asc_init); +module_exit(amazon_asc_cleanup); + +MODULE_AUTHOR("Gary Jennejohn, Felix Fietkau, John Crispin"); +MODULE_DESCRIPTION("MIPS AMAZONASC serial port driver"); +MODULE_LICENSE("GPL"); + diff --git a/target/linux/amazon/files/drivers/watchdog/amazon_wdt.c b/target/linux/amazon/files/drivers/watchdog/amazon_wdt.c index 89f1e2281c..b18296b794 100644 --- a/target/linux/amazon/files/drivers/watchdog/amazon_wdt.c +++ b/target/linux/amazon/files/drivers/watchdog/amazon_wdt.c @@ -215,7 +215,7 @@ static struct file_operations wdt_fops = { release: wdt_release, }; -static int __init amazon_wdt_probe(struct platform_device *dev) +static int amazon_wdt_probe(struct platform_device *dev) { int result = result = register_chrdev(0, "watchdog", &wdt_fops); diff --git a/target/linux/amazon/patches-2.6.37/000-mips-bad-intctl.patch b/target/linux/amazon/patches-2.6.37/000-mips-bad-intctl.patch deleted file mode 100644 index f89e078e70..0000000000 --- a/target/linux/amazon/patches-2.6.37/000-mips-bad-intctl.patch +++ /dev/null @@ -1,33 +0,0 @@ ---- a/arch/mips/kernel/traps.c -+++ b/arch/mips/kernel/traps.c -@@ -1578,7 +1578,16 @@ void __cpuinit per_cpu_trap_init(void) - if (cpu_has_mips_r2) { - cp0_compare_irq_shift = CAUSEB_TI - CAUSEB_IP; - cp0_compare_irq = (read_c0_intctl() >> INTCTLB_IPTI) & 7; -+ if (!cp0_compare_irq) -+ cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ; -+ - cp0_perfcount_irq = (read_c0_intctl() >> INTCTLB_IPPCI) & 7; -+ if (!cp0_perfcount_irq) -+ cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ; -+ -+ if (arch_fixup_c0_irqs) -+ arch_fixup_c0_irqs(); -+ - if (cp0_perfcount_irq == cp0_compare_irq) - cp0_perfcount_irq = -1; - } else { ---- a/arch/mips/include/asm/irq.h -+++ b/arch/mips/include/asm/irq.h -@@ -138,9 +138,11 @@ extern void free_irqno(unsigned int irq) - * IE7. Since R2 their number has to be read from the c0_intctl register. - */ - #define CP0_LEGACY_COMPARE_IRQ 7 -+#define CP0_LEGACY_PERFCNT_IRQ 7 - - extern int cp0_compare_irq; - extern int cp0_compare_irq_shift; - extern int cp0_perfcount_irq; -+extern void __weak arch_fixup_c0_irqs(void); - - #endif /* _ASM_IRQ_H */ diff --git a/target/linux/amazon/patches-2.6.37/010-mips_clocksource_init_war.patch b/target/linux/amazon/patches-2.6.37/010-mips_clocksource_init_war.patch deleted file mode 100644 index 7078b37437..0000000000 --- a/target/linux/amazon/patches-2.6.37/010-mips_clocksource_init_war.patch +++ /dev/null @@ -1,33 +0,0 @@ ---- a/arch/mips/kernel/cevt-r4k.c -+++ b/arch/mips/kernel/cevt-r4k.c -@@ -23,6 +23,22 @@ - - #ifndef CONFIG_MIPS_MT_SMTC - -+/* -+ * Compare interrupt can be routed and latched outside the core, -+ * so a single execution hazard barrier may not be enough to give -+ * it time to clear as seen in the Cause register. 4 time the -+ * pipeline depth seems reasonably conservative, and empirically -+ * works better in configurations with high CPU/bus clock ratios. -+ */ -+ -+#define compare_change_hazard() \ -+ do { \ -+ irq_disable_hazard(); \ -+ irq_disable_hazard(); \ -+ irq_disable_hazard(); \ -+ irq_disable_hazard(); \ -+ } while (0) -+ - static int mips_next_event(unsigned long delta, - struct clock_event_device *evt) - { -@@ -32,6 +48,7 @@ static int mips_next_event(unsigned long - cnt = read_c0_count(); - cnt += delta; - write_c0_compare(cnt); -+ compare_change_hazard(); - res = ((int)(read_c0_count() - cnt) >= 0) ? -ETIME : 0; - return res; - } diff --git a/target/linux/amazon/patches-2.6.37/017-wdt-driver.patch b/target/linux/amazon/patches-2.6.37/017-wdt-driver.patch deleted file mode 100644 index 63da655f6e..0000000000 --- a/target/linux/amazon/patches-2.6.37/017-wdt-driver.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/drivers/watchdog/Makefile -+++ b/drivers/watchdog/Makefile -@@ -119,6 +119,7 @@ obj-$(CONFIG_AR7_WDT) += ar7_wdt.o - obj-$(CONFIG_TXX9_WDT) += txx9wdt.o - obj-$(CONFIG_OCTEON_WDT) += octeon-wdt.o - octeon-wdt-y := octeon-wdt-main.o octeon-wdt-nmi.o -+obj-$(CONFIG_AMAZON_WDT) += amazon_wdt.o - - # PARISC Architecture - diff --git a/target/linux/amazon/patches-2.6.37/100-board.patch b/target/linux/amazon/patches-2.6.37/100-board.patch deleted file mode 100644 index 15f367feb6..0000000000 --- a/target/linux/amazon/patches-2.6.37/100-board.patch +++ /dev/null @@ -1,53 +0,0 @@ ---- a/arch/mips/Kconfig -+++ b/arch/mips/Kconfig -@@ -102,6 +102,22 @@ config BCM63XX - help - Support for BCM63XX based boards - -+config AMAZON -+ bool "Amazon support (EXPERIMENTAL)" -+ depends on EXPERIMENTAL -+ select DMA_NONCOHERENT -+ select IRQ_CPU -+ select CEVT_R4K -+ select CSRC_R4K -+ select SYS_HAS_CPU_MIPS32_R1 -+ select SYS_HAS_CPU_MIPS32_R2 -+ select HAVE_STD_PC_SERIAL_PORT -+ select SYS_SUPPORTS_BIG_ENDIAN -+ select SYS_SUPPORTS_32BIT_KERNEL -+ select SYS_HAS_EARLY_PRINTK -+ select HW_HAS_PCI -+ select SWAP_IO_SPACE -+ - config MIPS_COBALT - bool "Cobalt Server" - select CEVT_R4K -@@ -716,6 +732,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD - - endchoice - -+source "arch/mips/amazon/Kconfig" - source "arch/mips/alchemy/Kconfig" - source "arch/mips/bcm63xx/Kconfig" - source "arch/mips/jazz/Kconfig" ---- a/arch/mips/Kbuild.platforms -+++ b/arch/mips/Kbuild.platforms -@@ -5,6 +5,7 @@ platforms += ar7 - platforms += bcm47xx - platforms += bcm63xx - platforms += cavium-octeon -+platforms += amazon - platforms += cobalt - platforms += dec - platforms += emma ---- /dev/null -+++ b/arch/mips/amazon/Platform -@@ -0,0 +1,7 @@ -+# -+# Infineon AMAZON boards -+# -+platform-$(CONFIG_AMAZON) += amazon/ -+cflags-$(CONFIG_AMAZON) += \ -+ -I$(srctree)/arch/mips/include/asm/mach-amazon -+load-$(CONFIG_AMAZON) := 0xffffffff80002000 diff --git a/target/linux/amazon/patches-2.6.37/130-mtd_drivers.patch b/target/linux/amazon/patches-2.6.37/130-mtd_drivers.patch deleted file mode 100644 index b13a8374ff..0000000000 --- a/target/linux/amazon/patches-2.6.37/130-mtd_drivers.patch +++ /dev/null @@ -1,7 +0,0 @@ ---- a/drivers/mtd/maps/Makefile -+++ b/drivers/mtd/maps/Makefile -@@ -59,3 +59,4 @@ obj-$(CONFIG_MTD_RBTX4939) += rbtx4939-f - obj-$(CONFIG_MTD_VMU) += vmu-flash.o - obj-$(CONFIG_MTD_GPIO_ADDR) += gpio-addr-flash.o - obj-$(CONFIG_MTD_BCM963XX) += bcm963xx-flash.o -+obj-$(CONFIG_AMAZON_MTD) += amazon.o diff --git a/target/linux/amazon/patches-2.6.37/140-net_drivers.patch b/target/linux/amazon/patches-2.6.37/140-net_drivers.patch deleted file mode 100644 index 49dc3c8138..0000000000 --- a/target/linux/amazon/patches-2.6.37/140-net_drivers.patch +++ /dev/null @@ -1,9 +0,0 @@ ---- a/drivers/net/Makefile -+++ b/drivers/net/Makefile -@@ -302,3 +302,6 @@ obj-$(CONFIG_CAIF) += caif/ - obj-$(CONFIG_OCTEON_MGMT_ETHERNET) += octeon/ - obj-$(CONFIG_PCH_GBE) += pch_gbe/ - obj-$(CONFIG_TILE_NET) += tile/ -+ -+obj-$(CONFIG_AMAZON_NET_SW) += amazon_sw.o -+obj-$(CONFIG_ADM6996_SUPPORT) += admmod.o diff --git a/target/linux/amazon/patches-2.6.37/150-serial_driver.patch b/target/linux/amazon/patches-2.6.37/150-serial_driver.patch deleted file mode 100644 index 8b7741c93b..0000000000 --- a/target/linux/amazon/patches-2.6.37/150-serial_driver.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/drivers/serial/Makefile -+++ b/drivers/serial/Makefile -@@ -3,6 +3,7 @@ - # - - obj-$(CONFIG_SERIAL_CORE) += serial_core.o -+obj-$(CONFIG_AMAZON_ASC_UART) += amazon_asc.o - obj-$(CONFIG_SERIAL_21285) += 21285.o - - # These Sparc drivers have to appear before others such as 8250 diff --git a/target/linux/amazon/patches-2.6.37/160-cfi-swap.patch b/target/linux/amazon/patches-2.6.37/160-cfi-swap.patch deleted file mode 100644 index 65ce6616d3..0000000000 --- a/target/linux/amazon/patches-2.6.37/160-cfi-swap.patch +++ /dev/null @@ -1,56 +0,0 @@ ---- a/drivers/mtd/chips/cfi_cmdset_0002.c -+++ b/drivers/mtd/chips/cfi_cmdset_0002.c -@@ -1166,6 +1166,9 @@ static int __xipram do_write_oneword(str - int retry_cnt = 0; - - adr += chip->start; -+#ifdef CONFIG_AMAZON -+ adr ^= 2; -+#endif - - mutex_lock(&chip->mutex); - ret = get_chip(map, chip, adr, FL_WRITING); -@@ -1433,7 +1436,11 @@ static int __xipram do_write_buffer(stru - z = 0; - while(z < words * map_bankwidth(map)) { - datum = map_word_load(map, buf); -+#ifdef CONFIG_AMAZON -+ map_write(map, datum, (adr + z) ^ 0x2); -+#else - map_write(map, datum, adr + z); -+#endif - - z += map_bankwidth(map); - buf += map_bankwidth(map); -@@ -1678,6 +1685,9 @@ static int __xipram do_erase_oneblock(st - int ret = 0; - - adr += chip->start; -+#ifdef CONFIG_AMAZON -+ adr ^= 2; -+#endif - - mutex_lock(&chip->mutex); - ret = get_chip(map, chip, adr, FL_ERASING); -@@ -1806,6 +1816,10 @@ static int do_atmel_lock(struct map_info - struct cfi_private *cfi = map->fldrv_priv; - int ret; - -+#ifdef CONFIG_AMAZON -+ adr ^= 2; -+#endif -+ - mutex_lock(&chip->mutex); - ret = get_chip(map, chip, adr + chip->start, FL_LOCKING); - if (ret) -@@ -1842,6 +1856,10 @@ static int do_atmel_unlock(struct map_in - struct cfi_private *cfi = map->fldrv_priv; - int ret; - -+#ifdef CONFIG_AMAZON -+ adr ^= 2; -+#endif -+ - mutex_lock(&chip->mutex); - ret = get_chip(map, chip, adr + chip->start, FL_UNLOCKING); - if (ret) diff --git a/target/linux/amazon/patches-3.3/000-mips-bad-intctl.patch b/target/linux/amazon/patches-3.3/000-mips-bad-intctl.patch new file mode 100644 index 0000000000..0aa37780a8 --- /dev/null +++ b/target/linux/amazon/patches-3.3/000-mips-bad-intctl.patch @@ -0,0 +1,33 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -1593,7 +1593,16 @@ void __cpuinit per_cpu_trap_init(void) + if (cpu_has_mips_r2) { + cp0_compare_irq_shift = CAUSEB_TI - CAUSEB_IP; + cp0_compare_irq = (read_c0_intctl() >> INTCTLB_IPTI) & 7; ++ if (!cp0_compare_irq) ++ cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ; ++ + cp0_perfcount_irq = (read_c0_intctl() >> INTCTLB_IPPCI) & 7; ++ if (!cp0_perfcount_irq) ++ cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ; ++ ++ if (arch_fixup_c0_irqs) ++ arch_fixup_c0_irqs(); ++ + if (cp0_perfcount_irq == cp0_compare_irq) + cp0_perfcount_irq = -1; + } else { +--- a/arch/mips/include/asm/irq.h ++++ b/arch/mips/include/asm/irq.h +@@ -139,9 +139,11 @@ extern void free_irqno(unsigned int irq) + * IE7. Since R2 their number has to be read from the c0_intctl register. + */ + #define CP0_LEGACY_COMPARE_IRQ 7 ++#define CP0_LEGACY_PERFCNT_IRQ 7 + + extern int cp0_compare_irq; + extern int cp0_compare_irq_shift; + extern int cp0_perfcount_irq; ++extern void __weak arch_fixup_c0_irqs(void); + + #endif /* _ASM_IRQ_H */ diff --git a/target/linux/amazon/patches-3.3/010-mips_clocksource_init_war.patch b/target/linux/amazon/patches-3.3/010-mips_clocksource_init_war.patch new file mode 100644 index 0000000000..7078b37437 --- /dev/null +++ b/target/linux/amazon/patches-3.3/010-mips_clocksource_init_war.patch @@ -0,0 +1,33 @@ +--- a/arch/mips/kernel/cevt-r4k.c ++++ b/arch/mips/kernel/cevt-r4k.c +@@ -23,6 +23,22 @@ + + #ifndef CONFIG_MIPS_MT_SMTC + ++/* ++ * Compare interrupt can be routed and latched outside the core, ++ * so a single execution hazard barrier may not be enough to give ++ * it time to clear as seen in the Cause register. 4 time the ++ * pipeline depth seems reasonably conservative, and empirically ++ * works better in configurations with high CPU/bus clock ratios. ++ */ ++ ++#define compare_change_hazard() \ ++ do { \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ } while (0) ++ + static int mips_next_event(unsigned long delta, + struct clock_event_device *evt) + { +@@ -32,6 +48,7 @@ static int mips_next_event(unsigned long + cnt = read_c0_count(); + cnt += delta; + write_c0_compare(cnt); ++ compare_change_hazard(); + res = ((int)(read_c0_count() - cnt) >= 0) ? -ETIME : 0; + return res; + } diff --git a/target/linux/amazon/patches-3.3/017-wdt-driver.patch b/target/linux/amazon/patches-3.3/017-wdt-driver.patch new file mode 100644 index 0000000000..005ee710ac --- /dev/null +++ b/target/linux/amazon/patches-3.3/017-wdt-driver.patch @@ -0,0 +1,10 @@ +--- a/drivers/watchdog/Makefile ++++ b/drivers/watchdog/Makefile +@@ -132,6 +132,7 @@ obj-$(CONFIG_TXX9_WDT) += txx9wdt.o + obj-$(CONFIG_OCTEON_WDT) += octeon-wdt.o + octeon-wdt-y := octeon-wdt-main.o octeon-wdt-nmi.o + obj-$(CONFIG_LANTIQ_WDT) += lantiq_wdt.o ++obj-$(CONFIG_AMAZON_WDT) += amazon_wdt.o + + # PARISC Architecture + diff --git a/target/linux/amazon/patches-3.3/100-board.patch b/target/linux/amazon/patches-3.3/100-board.patch new file mode 100644 index 0000000000..b743052731 --- /dev/null +++ b/target/linux/amazon/patches-3.3/100-board.patch @@ -0,0 +1,53 @@ +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -120,6 +120,22 @@ config BCM63XX + help + Support for BCM63XX based boards + ++config AMAZON ++ bool "Amazon support (EXPERIMENTAL)" ++ depends on EXPERIMENTAL ++ select DMA_NONCOHERENT ++ select IRQ_CPU ++ select CEVT_R4K ++ select CSRC_R4K ++ select SYS_HAS_CPU_MIPS32_R1 ++ select SYS_HAS_CPU_MIPS32_R2 ++ select HAVE_STD_PC_SERIAL_PORT ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_HAS_EARLY_PRINTK ++ select HW_HAS_PCI ++ select SWAP_IO_SPACE ++ + config MIPS_COBALT + bool "Cobalt Server" + select CEVT_R4K +@@ -813,6 +829,7 @@ config NLM_XLP_BOARD + + endchoice + ++source "arch/mips/amazon/Kconfig" + source "arch/mips/alchemy/Kconfig" + source "arch/mips/ath79/Kconfig" + source "arch/mips/bcm47xx/Kconfig" +--- a/arch/mips/Kbuild.platforms ++++ b/arch/mips/Kbuild.platforms +@@ -6,6 +6,7 @@ platforms += ath79 + platforms += bcm47xx + platforms += bcm63xx + platforms += cavium-octeon ++platforms += amazon + platforms += cobalt + platforms += dec + platforms += emma +--- /dev/null ++++ b/arch/mips/amazon/Platform +@@ -0,0 +1,7 @@ ++# ++# Infineon AMAZON boards ++# ++platform-$(CONFIG_AMAZON) += amazon/ ++cflags-$(CONFIG_AMAZON) += \ ++ -I$(srctree)/arch/mips/include/asm/mach-amazon ++load-$(CONFIG_AMAZON) := 0xffffffff80002000 diff --git a/target/linux/amazon/patches-3.3/130-mtd_drivers.patch b/target/linux/amazon/patches-3.3/130-mtd_drivers.patch new file mode 100644 index 0000000000..6ce28e3fdd --- /dev/null +++ b/target/linux/amazon/patches-3.3/130-mtd_drivers.patch @@ -0,0 +1,7 @@ +--- a/drivers/mtd/maps/Makefile ++++ b/drivers/mtd/maps/Makefile +@@ -57,3 +57,4 @@ obj-$(CONFIG_MTD_VMU) += vmu-flash.o + obj-$(CONFIG_MTD_GPIO_ADDR) += gpio-addr-flash.o + obj-$(CONFIG_MTD_LATCH_ADDR) += latch-addr-flash.o + obj-$(CONFIG_MTD_LANTIQ) += lantiq-flash.o ++obj-$(CONFIG_AMAZON_MTD) += amazon.o diff --git a/target/linux/amazon/patches-3.3/140-net_drivers.patch b/target/linux/amazon/patches-3.3/140-net_drivers.patch new file mode 100644 index 0000000000..9c840e67f9 --- /dev/null +++ b/target/linux/amazon/patches-3.3/140-net_drivers.patch @@ -0,0 +1,9 @@ +--- a/drivers/net/ethernet/Makefile ++++ b/drivers/net/ethernet/Makefile +@@ -74,3 +74,6 @@ obj-$(CONFIG_NET_VENDOR_TUNDRA) += tundr + obj-$(CONFIG_NET_VENDOR_VIA) += via/ + obj-$(CONFIG_NET_VENDOR_XILINX) += xilinx/ + obj-$(CONFIG_NET_VENDOR_XIRCOM) += xircom/ ++ ++obj-$(CONFIG_AMAZON_NET_SW) += amazon_sw.o ++obj-$(CONFIG_ADM6996_SUPPORT) += admmod.o diff --git a/target/linux/amazon/patches-3.3/150-serial_driver.patch b/target/linux/amazon/patches-3.3/150-serial_driver.patch new file mode 100644 index 0000000000..c6e7f39bd4 --- /dev/null +++ b/target/linux/amazon/patches-3.3/150-serial_driver.patch @@ -0,0 +1,7 @@ +--- a/drivers/tty/serial/Makefile ++++ b/drivers/tty/serial/Makefile +@@ -78,3 +78,4 @@ obj-$(CONFIG_SERIAL_LANTIQ) += lantiq.o + obj-$(CONFIG_SERIAL_XILINX_PS_UART) += xilinx_uartps.o + obj-$(CONFIG_SERIAL_SIRFSOC) += sirfsoc_uart.o + obj-$(CONFIG_SERIAL_AR933X) += ar933x_uart.o ++obj-$(CONFIG_AMAZON_ASC_UART) += amazon_asc.o diff --git a/target/linux/amazon/patches-3.3/160-cfi-swap.patch b/target/linux/amazon/patches-3.3/160-cfi-swap.patch new file mode 100644 index 0000000000..4a0009e432 --- /dev/null +++ b/target/linux/amazon/patches-3.3/160-cfi-swap.patch @@ -0,0 +1,56 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -1152,6 +1152,9 @@ static int __xipram do_write_oneword(str + int retry_cnt = 0; + + adr += chip->start; ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif + + mutex_lock(&chip->mutex); + ret = get_chip(map, chip, adr, FL_WRITING); +@@ -1420,7 +1423,11 @@ static int __xipram do_write_buffer(stru + z = 0; + while(z < words * map_bankwidth(map)) { + datum = map_word_load(map, buf); ++#ifdef CONFIG_AMAZON ++ map_write(map, datum, (adr + z) ^ 0x2); ++#else + map_write(map, datum, adr + z); ++#endif + + z += map_bankwidth(map); + buf += map_bankwidth(map); +@@ -1665,6 +1672,9 @@ static int __xipram do_erase_oneblock(st + int ret = 0; + + adr += chip->start; ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif + + mutex_lock(&chip->mutex); + ret = get_chip(map, chip, adr, FL_ERASING); +@@ -1793,6 +1803,10 @@ static int do_atmel_lock(struct map_info + struct cfi_private *cfi = map->fldrv_priv; + int ret; + ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif ++ + mutex_lock(&chip->mutex); + ret = get_chip(map, chip, adr + chip->start, FL_LOCKING); + if (ret) +@@ -1828,6 +1842,10 @@ static int do_atmel_unlock(struct map_in + struct cfi_private *cfi = map->fldrv_priv; + int ret; + ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif ++ + mutex_lock(&chip->mutex); + ret = get_chip(map, chip, adr + chip->start, FL_UNLOCKING); + if (ret)