From c3ef418a79837db5599be1f9883f9dabd84f1503 Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Fri, 30 May 2008 17:01:48 +0000 Subject: [PATCH] import Gateworks CF optimizations, add support for additional features for the Cambria -- thanks Chris SVN-Revision: 11301 --- target/linux/ixp4xx/config-default | 2 + .../patches-2.6.25/190-cambria_support.patch | 4 +- .../191-cambria_optional_uart.patch | 97 +++++++++++++ .../192-cambria_gpio_device.patch | 47 ++++++ .../312-ixp4xx_pata_optimization.patch | 137 ++++++++++++++++++ 5 files changed, 285 insertions(+), 2 deletions(-) create mode 100644 target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch create mode 100644 target/linux/ixp4xx/patches-2.6.25/192-cambria_gpio_device.patch create mode 100644 target/linux/ixp4xx/patches-2.6.25/312-ixp4xx_pata_optimization.patch diff --git a/target/linux/ixp4xx/config-default b/target/linux/ixp4xx/config-default index bb90076a70..83689528ee 100644 --- a/target/linux/ixp4xx/config-default +++ b/target/linux/ixp4xx/config-default @@ -455,6 +455,8 @@ CONFIG_SENSORS_W83781D=y # CONFIG_SENSORS_W83793 is not set # CONFIG_SENSORS_W83L785TS is not set # CONFIG_SERIAL_8250_EXTENDED is not set +CONFIG_SERIAL_8250_NR_UARTS=4 +CONFIG_SERIAL_8250_RUNTIME_UARTS=4 # CONFIG_SHMEM is not set CONFIG_SLHC=m # CONFIG_SMB_FS is not set diff --git a/target/linux/ixp4xx/patches-2.6.25/190-cambria_support.patch b/target/linux/ixp4xx/patches-2.6.25/190-cambria_support.patch index 0f9b5f43c3..5e682b0978 100644 --- a/target/linux/ixp4xx/patches-2.6.25/190-cambria_support.patch +++ b/target/linux/ixp4xx/patches-2.6.25/190-cambria_support.patch @@ -258,13 +258,13 @@ +}; + +static struct eth_plat_info cambria_npec_data = { -+ .phy = 2, ++ .phy = 1, + .rxq = 4, + .txreadyq = 21, +}; + +static struct eth_plat_info cambria_npea_data = { -+ .phy = 1, ++ .phy = 2, + .rxq = 2, + .txreadyq = 19, +}; diff --git a/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch b/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch new file mode 100644 index 0000000000..5747aa7de5 --- /dev/null +++ b/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch @@ -0,0 +1,97 @@ +--- a/arch/arm/mach-ixp4xx/cambria-setup.c ++++ b/arch/arm/mach-ixp4xx/cambria-setup.c +@@ -36,6 +36,7 @@ + #include + #include + #include ++#include + + struct cambria_board_info { + unsigned char *model; +@@ -105,6 +106,43 @@ + .resource = &cambria_uart_resource, + }; + ++static struct resource cambria_optional_uart_resources[] = { ++ { ++ .start = 0x52000000, ++ .end = 0x52000fff, ++ .flags = IORESOURCE_MEM ++ }, ++ { ++ .start = 0x53000000, ++ .end = 0x53000fff, ++ .flags = IORESOURCE_MEM ++ } ++}; ++ ++static struct plat_serial8250_port cambria_optional_uart_data[] = { ++ { ++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, ++ .iotype = UPIO_MEM, ++ .regshift = 0, ++ .uartclk = 1843200, ++ }, ++ { ++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, ++ .iotype = UPIO_MEM, ++ .regshift = 0, ++ .uartclk = 1843200, ++ }, ++ { }, ++}; ++ ++static struct platform_device cambria_optional_uart = { ++ .name = "serial8250", ++ .id = PLAT8250_DEV_PLATFORM1, ++ .dev.platform_data = cambria_optional_uart_data, ++ .num_resources = 2, ++ .resource = cambria_optional_uart_resources, ++}; ++ + static struct resource cambria_pata_resources[] = { + { + .flags = IORESOURCE_MEM +@@ -287,6 +325,19 @@ + #ifdef CONFIG_SENSORS_EEPROM + static void __init cambria_gw2350_setup(void) + { ++ *IXP4XX_EXP_CS2 = 0xbfff0003; ++ set_irq_type(IRQ_IXP4XX_GPIO3, IRQT_BOTHEDGE); ++ cambria_optional_uart_data[0].mapbase = IXP4XX_EXP_BUS_BASE(2); ++ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(IXP4XX_EXP_BUS_BASE(2), 0x0fff); ++ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3; ++ ++ *IXP4XX_EXP_CS3 = 0xbfff0003; ++ set_irq_type(IRQ_IXP4XX_GPIO4, IRQT_BOTHEDGE); ++ cambria_optional_uart_data[1].mapbase = IXP4XX_EXP_BUS_BASE(3); ++ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(IXP4XX_EXP_BUS_BASE(3), 0x0fff); ++ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4; ++ ++ platform_device_register(&cambria_optional_uart); + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); + +@@ -298,6 +349,22 @@ + + static void __init cambria_gw2358_setup(void) + { ++ *IXP4XX_EXP_CS3 = 0xbfff0003; ++ set_irq_type(IRQ_IXP4XX_GPIO3, IRQT_BOTHEDGE); ++ cambria_optional_uart_data[0].mapbase = 0x53FC0000; ++ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x53FC0000, 0x0fff); ++ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3; ++ ++ *IXP4XX_EXP_CS3 = 0xbfff0003; ++ set_irq_type(IRQ_IXP4XX_GPIO4, IRQT_BOTHEDGE); ++ cambria_optional_uart_data[1].mapbase = 0x53F80000; ++ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53F80000, 0x0fff); ++ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4; ++ ++ platform_device_register(&cambria_optional_uart); ++ ++ cambria_npec_data.phy = 2; ++ cambria_npea_data.phy = 1; + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); + diff --git a/target/linux/ixp4xx/patches-2.6.25/192-cambria_gpio_device.patch b/target/linux/ixp4xx/patches-2.6.25/192-cambria_gpio_device.patch new file mode 100644 index 0000000000..c79a03fa4c --- /dev/null +++ b/target/linux/ixp4xx/patches-2.6.25/192-cambria_gpio_device.patch @@ -0,0 +1,47 @@ +--- a/arch/arm/mach-ixp4xx/cambria-setup.c ++++ b/arch/arm/mach-ixp4xx/cambria-setup.c +@@ -214,6 +214,21 @@ + .dev.platform_data = &cambria_gpio_leds_data, + }; + ++static struct resource cambria_gpio_resources[] = { ++ { ++ .name = "gpio", ++ .flags = 0, ++ }, ++}; ++ ++static struct platform_device cambria_gpio = { ++ .name = "GPIODEV", ++ .id = -1, ++ .num_resources = ARRAY_SIZE(cambria_gpio_resources), ++ .resource = cambria_gpio_resources, ++}; ++ ++ + + static struct latch_led cambria_latch_leds[] = { + { +@@ -337,6 +352,11 @@ + cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(IXP4XX_EXP_BUS_BASE(3), 0x0fff); + cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4; + ++ cambria_gpio_resources[0].start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) |\ ++ (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12); ++ cambria_gpio_resources[0].end = cambria_gpio_resources[0].start; ++ ++ platform_device_register(&cambria_gpio); + platform_device_register(&cambria_optional_uart); + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); +@@ -361,6 +381,10 @@ + cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53F80000, 0x0fff); + cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4; + ++ cambria_gpio_resources[0].start = (1 << 14); ++ cambria_gpio_resources[0].end = cambria_gpio_resources[0].start; ++ ++ platform_device_register(&cambria_gpio); + platform_device_register(&cambria_optional_uart); + + cambria_npec_data.phy = 2; diff --git a/target/linux/ixp4xx/patches-2.6.25/312-ixp4xx_pata_optimization.patch b/target/linux/ixp4xx/patches-2.6.25/312-ixp4xx_pata_optimization.patch new file mode 100644 index 0000000000..86a1cea9e2 --- /dev/null +++ b/target/linux/ixp4xx/patches-2.6.25/312-ixp4xx_pata_optimization.patch @@ -0,0 +1,137 @@ +--- a/drivers/ata/pata_ixp4xx_cf.c ++++ b/drivers/ata/pata_ixp4xx_cf.c +@@ -24,17 +24,58 @@ + #include + + #define DRV_NAME "pata_ixp4xx_cf" +-#define DRV_VERSION "0.2" ++#define DRV_VERSION "0.3" + + static int ixp4xx_set_mode(struct ata_link *link, struct ata_device **error) + { + struct ata_device *dev; ++ struct ixp4xx_pata_data *data = link->ap->host->dev->platform_data; ++ unsigned int pio_mask; + + ata_link_for_each_dev(dev, link) { ++ if (dev->id[ATA_ID_FIELD_VALID] & (1 << 1)){ ++ pio_mask = dev->id[ATA_ID_PIO_MODES] & 0x03; ++ if (pio_mask & (1 << 1)){ ++ pio_mask = 4; ++ }else{ ++ pio_mask = 3; ++ } ++ }else{ ++ pio_mask = (dev->id[ATA_ID_OLD_PIO_MODES] >> 8); ++ } ++ switch (pio_mask){ ++ case 0: ++ ata_dev_printk(dev, KERN_INFO, "configured for PIO0\n"); ++ dev->pio_mode = XFER_PIO_0; ++ dev->xfer_mode = XFER_PIO_0; ++ *data->cs0_cfg = 0x8a473c03; ++ break; ++ case 1: ++ ata_dev_printk(dev, KERN_INFO, "configured for PIO1\n"); ++ dev->pio_mode = XFER_PIO_1; ++ dev->xfer_mode = XFER_PIO_1; ++ *data->cs0_cfg = 0x86433c03; ++ break; ++ case 2: ++ ata_dev_printk(dev, KERN_INFO, "configured for PIO2\n"); ++ dev->pio_mode = XFER_PIO_2; ++ dev->xfer_mode = XFER_PIO_2; ++ *data->cs0_cfg = 0x82413c03; ++ break; ++ case 3: ++ ata_dev_printk(dev, KERN_INFO, "configured for PIO3\n"); ++ dev->pio_mode = XFER_PIO_3; ++ dev->xfer_mode = XFER_PIO_3; ++ *data->cs0_cfg = 0x80823c03; ++ break; ++ case 4: ++ ata_dev_printk(dev, KERN_INFO, "configured for PIO4\n"); ++ dev->pio_mode = XFER_PIO_4; ++ dev->xfer_mode = XFER_PIO_4; ++ *data->cs0_cfg = 0x80403c03; ++ break; ++ } + if (ata_dev_enabled(dev)) { +- ata_dev_printk(dev, KERN_INFO, "configured for PIO0\n"); +- dev->pio_mode = XFER_PIO_0; +- dev->xfer_mode = XFER_PIO_0; + dev->xfer_shift = ATA_SHIFT_PIO; + dev->flags |= ATA_DFLAG_PIO; + } +@@ -48,6 +89,7 @@ + unsigned int i; + unsigned int words = buflen >> 1; + u16 *buf16 = (u16 *) buf; ++ unsigned int pio_mask; + struct ata_port *ap = dev->link->ap; + void __iomem *mmio = ap->ioaddr.data_addr; + struct ixp4xx_pata_data *data = ap->host->dev->platform_data; +@@ -55,8 +97,34 @@ + /* set the expansion bus in 16bit mode and restore + * 8 bit mode after the transaction. + */ +- *data->cs0_cfg &= ~(0x01); +- udelay(100); ++ if (dev->id[ATA_ID_FIELD_VALID] & (1 << 1)){ ++ pio_mask = dev->id[ATA_ID_PIO_MODES] & 0x03; ++ if (pio_mask & (1 << 1)){ ++ pio_mask = 4; ++ }else{ ++ pio_mask = 3; ++ } ++ }else{ ++ pio_mask = (dev->id[ATA_ID_OLD_PIO_MODES] >> 8); ++ } ++ switch (pio_mask){ ++ case 0: ++ *data->cs0_cfg = 0xa9643c42; ++ break; ++ case 1: ++ *data->cs0_cfg = 0x85033c42; ++ break; ++ case 2: ++ *data->cs0_cfg = 0x80b23c42; ++ break; ++ case 3: ++ *data->cs0_cfg = 0x80823c42; ++ break; ++ case 4: ++ *data->cs0_cfg = 0x80403c42; ++ break; ++ } ++ udelay(5); + + /* Transfer multiple of 2 bytes */ + if (rw == READ) +@@ -81,8 +149,24 @@ + words++; + } + +- udelay(100); +- *data->cs0_cfg |= 0x01; ++ udelay(5); ++ switch (pio_mask){ ++ case 0: ++ *data->cs0_cfg = 0x8a473c03; ++ break; ++ case 1: ++ *data->cs0_cfg = 0x86433c03; ++ break; ++ case 2: ++ *data->cs0_cfg = 0x82413c03; ++ break; ++ case 3: ++ *data->cs0_cfg = 0x80823c03; ++ break; ++ case 4: ++ *data->cs0_cfg = 0x80403c03; ++ break; ++ } + + return words << 1; + } -- 2.30.2