--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
-@@ -96,6 +96,20 @@ config AR7
+@@ -96,6 +96,19 @@ config AR7
Support for the Texas Instruments AR7 System-on-a-Chip
family: TNETD7100, 7200 and 7300.
+ select SYS_HAS_CPU_MIPS32_R1
+ select SYS_SUPPORTS_BIG_ENDIAN
+ select SYS_SUPPORTS_32BIT_KERNEL
-+ select ARCH_REQUIRE_GPIOLIB
+ help
+ Support for AR231x and AR531x based boards
+
config ATH79
bool "Atheros AR71XX/AR724X/AR913X based boards"
select ARCH_REQUIRE_GPIOLIB
-@@ -834,6 +848,7 @@ config MIPS_PARAVIRT
+@@ -834,6 +847,7 @@ config MIPS_PARAVIRT
endchoice
+}
--- /dev/null
+++ b/arch/mips/include/asm/mach-ath25/ath25_platform.h
-@@ -0,0 +1,84 @@
+@@ -0,0 +1,73 @@
+#ifndef __ASM_MACH_ATH25_PLATFORM_H
+#define __ASM_MACH_ATH25_PLATFORM_H
+
+ const char *radio;
+};
+
-+/*
-+ * Platform device information for the Ethernet MAC
-+ */
-+struct ar231x_eth {
-+ void (*reset_set)(u32);
-+ void (*reset_clear)(u32);
-+ u32 reset_mac;
-+ u32 reset_phy;
-+ char *macaddr;
-+};
-+
+#endif /* __ASM_MACH_ATH25_PLATFORM_H */
--- /dev/null
+++ b/arch/mips/include/asm/mach-ath25/cpu-feature-overrides.h
+#endif /* __ASM_MACH_ATH25_WAR_H */
--- /dev/null
+++ b/arch/mips/ath25/ar2315_regs.h
-@@ -0,0 +1,479 @@
+@@ -0,0 +1,471 @@
+/*
+ * Register definitions for AR2315+
+ *
+#define AR2315_PCI_EXT_BASE 0x80000000 /* PCI external */
+#define AR2315_PCI_EXT_SIZE 0x40000000
+
-+/* MII registers offset inside Ethernet MMR region */
-+#define AR2315_ENET0_MII_BASE (AR2315_ENET0_BASE + 0x14)
-+
+/*
+ * Cold reset register
+ */
+#define AR2315_AMBACLK_CLK_DIV_M 0x0000000c
+#define AR2315_AMBACLK_CLK_DIV_S 2
+
-+/* GPIO MMR base address */
-+#define AR2315_GPIO 0x0088
-+
-+#define AR2315_RESET_GPIO 5
-+
+/*
+ * PCI Clock Control
+ */
+#endif /* __ASM_MACH_ATH25_AR2315_REGS_H */
--- /dev/null
+++ b/arch/mips/ath25/ar5312_regs.h
-@@ -0,0 +1,229 @@
+@@ -0,0 +1,225 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+#define AR5312_AR5312_REV7 0x0057 /* AR5312 WMAC (AP30-040) */
+#define AR5312_AR2313_REV8 0x0058 /* AR2313 WMAC (AP43-030) */
+
-+/* MII registers offset inside Ethernet MMR region */
-+#define AR5312_ENET0_MII_BASE (AR5312_ENET0_BASE + 0x14)
-+#define AR5312_ENET1_MII_BASE (AR5312_ENET1_BASE + 0x14)
-+
+/* Reset/Timer Block Address Map */
+#define AR5312_TIMER 0x0000 /* countdown timer */
+#define AR5312_RELOAD 0x0004 /* timer reload value */
+#endif /* __ASM_MACH_ATH25_AR5312_REGS_H */
--- /dev/null
+++ b/arch/mips/ath25/ar5312.c
-@@ -0,0 +1,492 @@
+@@ -0,0 +1,401 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+#include <linux/bitops.h>
+#include <linux/irqdomain.h>
+#include <linux/reboot.h>
-+#include <linux/leds.h>
-+#include <linux/gpio.h>
+#include <asm/bootinfo.h>
+#include <asm/reboot.h>
+#include <asm/time.h>
+
+ if (pending & CAUSEF_IP2)
+ do_IRQ(AR5312_IRQ_WLAN0);
-+ else if (pending & CAUSEF_IP3)
-+ do_IRQ(AR5312_IRQ_ENET0);
-+ else if (pending & CAUSEF_IP4)
-+ do_IRQ(AR5312_IRQ_ENET1);
+ else if (pending & CAUSEF_IP5)
+ do_IRQ(AR5312_IRQ_WLAN1);
+ else if (pending & CAUSEF_IP6)
+ ar5312_misc_irq_domain = domain;
+}
+
-+static void ar5312_device_reset_set(u32 mask)
-+{
-+ u32 val;
-+
-+ val = ar5312_rst_reg_read(AR5312_RESET);
-+ ar5312_rst_reg_write(AR5312_RESET, val | mask);
-+}
-+
-+static void ar5312_device_reset_clear(u32 mask)
-+{
-+ u32 val;
-+
-+ val = ar5312_rst_reg_read(AR5312_RESET);
-+ ar5312_rst_reg_write(AR5312_RESET, val & ~mask);
-+}
-+
+static struct physmap_flash_data ar5312_flash_data = {
+ .width = 2,
+};
+ .flags = IORESOURCE_MEM,
+};
+
-+static struct ar231x_eth ar5312_eth0_data = {
-+ .reset_set = ar5312_device_reset_set,
-+ .reset_clear = ar5312_device_reset_clear,
-+ .reset_mac = AR5312_RESET_ENET0,
-+ .reset_phy = AR5312_RESET_EPHY0,
-+};
-+
-+static struct ar231x_eth ar5312_eth1_data = {
-+ .reset_set = ar5312_device_reset_set,
-+ .reset_clear = ar5312_device_reset_clear,
-+ .reset_mac = AR5312_RESET_ENET1,
-+ .reset_phy = AR5312_RESET_EPHY1,
-+};
-+
+static struct platform_device ar5312_physmap_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .num_resources = 1,
+};
+
-+#ifdef CONFIG_LEDS_GPIO
-+static struct gpio_led ar5312_leds[] = {
-+ { .name = "wlan", .gpio = 0, .active_low = 1, },
-+};
-+
-+static const struct gpio_led_platform_data ar5312_led_data = {
-+ .num_leds = ARRAY_SIZE(ar5312_leds),
-+ .leds = (void *)ar5312_leds,
-+};
-+
-+static struct platform_device ar5312_gpio_leds = {
-+ .name = "leds-gpio",
-+ .id = -1,
-+ .dev.platform_data = (void *)&ar5312_led_data,
-+};
-+#endif
-+
+static void __init ar5312_flash_init(void)
+{
+ void __iomem *flashctl_base;
+void __init ar5312_init_devices(void)
+{
+ struct ath25_boarddata *config;
-+ u8 *c;
+
+ ar5312_flash_init();
+
+
+ platform_device_register(&ar5312_physmap_flash);
+
-+#ifdef CONFIG_LEDS_GPIO
-+ ar5312_leds[0].gpio = config->sys_led_gpio;
-+ platform_device_register(&ar5312_gpio_leds);
-+#endif
-+
-+ /* Fix up MAC addresses if necessary */
-+ if (is_broadcast_ether_addr(config->enet0_mac))
-+ ether_addr_copy(config->enet0_mac, config->enet1_mac);
-+
-+ /* If ENET0 and ENET1 have the same mac address,
-+ * increment the one from ENET1 */
-+ if (ether_addr_equal(config->enet0_mac, config->enet1_mac)) {
-+ c = config->enet1_mac + 5;
-+ while ((c >= config->enet1_mac) && !(++(*c)))
-+ c--;
-+ }
-+
+ switch (ath25_soc) {
+ case ATH25_SOC_AR5312:
-+ ar5312_eth0_data.macaddr = config->enet0_mac;
-+ ath25_add_ethernet(0, AR5312_ENET0_BASE, "eth0_mii",
-+ AR5312_ENET0_MII_BASE, AR5312_IRQ_ENET0,
-+ &ar5312_eth0_data);
-+
-+ ar5312_eth1_data.macaddr = config->enet1_mac;
-+ ath25_add_ethernet(1, AR5312_ENET1_BASE, "eth1_mii",
-+ AR5312_ENET1_MII_BASE, AR5312_IRQ_ENET1,
-+ &ar5312_eth1_data);
-+
+ if (!ath25_board.radio)
+ return;
+
+
+ ath25_add_wmac(0, AR5312_WLAN0_BASE, AR5312_IRQ_WLAN0);
+ break;
-+ /*
-+ * AR2312/3 ethernet uses the PHY of ENET0, but the MAC
-+ * of ENET1. Atheros calls it 'twisted' for a reason :)
-+ */
+ case ATH25_SOC_AR2312:
+ case ATH25_SOC_AR2313:
-+ ar5312_eth1_data.reset_phy = ar5312_eth0_data.reset_phy;
-+ ar5312_eth1_data.macaddr = config->enet0_mac;
-+ ath25_add_ethernet(1, AR5312_ENET1_BASE, "eth0_mii",
-+ AR5312_ENET0_MII_BASE, AR5312_IRQ_ENET1,
-+ &ar5312_eth1_data);
-+
+ if (!ath25_board.radio)
+ return;
+ break;
+}
--- /dev/null
+++ b/arch/mips/ath25/ar2315.c
-@@ -0,0 +1,438 @@
+@@ -0,0 +1,312 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+#include <linux/bitops.h>
+#include <linux/irqdomain.h>
+#include <linux/reboot.h>
-+#include <linux/delay.h>
-+#include <linux/leds.h>
-+#include <linux/gpio.h>
+#include <asm/bootinfo.h>
+#include <asm/reboot.h>
+#include <asm/time.h>
+
+ if (pending & CAUSEF_IP3)
+ do_IRQ(AR2315_IRQ_WLAN0);
-+ else if (pending & CAUSEF_IP4)
-+ do_IRQ(AR2315_IRQ_ENET0);
+ else if (pending & CAUSEF_IP2)
+ do_IRQ(AR2315_IRQ_MISC);
+ else if (pending & CAUSEF_IP7)
+ ar2315_misc_irq_domain = domain;
+}
+
-+static void ar2315_device_reset_set(u32 mask)
-+{
-+ u32 val;
-+
-+ val = ar2315_rst_reg_read(AR2315_RESET);
-+ ar2315_rst_reg_write(AR2315_RESET, val | mask);
-+}
-+
-+static void ar2315_device_reset_clear(u32 mask)
-+{
-+ u32 val;
-+
-+ val = ar2315_rst_reg_read(AR2315_RESET);
-+ ar2315_rst_reg_write(AR2315_RESET, val & ~mask);
-+}
-+
-+static struct ar231x_eth ar2315_eth_data = {
-+ .reset_set = ar2315_device_reset_set,
-+ .reset_clear = ar2315_device_reset_clear,
-+ .reset_mac = AR2315_RESET_ENET0,
-+ .reset_phy = AR2315_RESET_EPHY0,
-+};
-+
-+static struct resource ar2315_spiflash_res[] = {
-+ {
-+ .name = "spiflash_read",
-+ .flags = IORESOURCE_MEM,
-+ .start = AR2315_SPI_READ_BASE,
-+ .end = AR2315_SPI_READ_BASE + AR2315_SPI_READ_SIZE - 1,
-+ },
-+ {
-+ .name = "spiflash_mmr",
-+ .flags = IORESOURCE_MEM,
-+ .start = AR2315_SPI_MMR_BASE,
-+ .end = AR2315_SPI_MMR_BASE + AR2315_SPI_MMR_SIZE - 1,
-+ },
-+};
-+
-+static struct platform_device ar2315_spiflash = {
-+ .id = 0,
-+ .name = "ar2315-spiflash",
-+ .resource = ar2315_spiflash_res,
-+ .num_resources = ARRAY_SIZE(ar2315_spiflash_res)
-+};
-+
-+static struct resource ar2315_wdt_res[] = {
-+ {
-+ .flags = IORESOURCE_MEM,
-+ .start = AR2315_RST_BASE + AR2315_WDT_TIMER,
-+ .end = AR2315_RST_BASE + AR2315_WDT_TIMER + 8 - 1,
-+ },
-+ {
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+static struct platform_device ar2315_wdt = {
-+ .id = 0,
-+ .name = "ar2315-wdt",
-+ .resource = ar2315_wdt_res,
-+ .num_resources = ARRAY_SIZE(ar2315_wdt_res)
-+};
-+
-+#ifdef CONFIG_LEDS_GPIO
-+static struct gpio_led ar2315_leds[6];
-+static struct gpio_led_platform_data ar2315_led_data = {
-+ .leds = (void *)ar2315_leds,
-+};
-+
-+static struct platform_device ar2315_gpio_leds = {
-+ .name = "leds-gpio",
-+ .id = -1,
-+ .dev = {
-+ .platform_data = (void *)&ar2315_led_data,
-+ }
-+};
-+
-+static void __init ar2315_init_gpio_leds(void)
-+{
-+ static char led_names[6][6];
-+ int i, led = 0;
-+
-+ ar2315_led_data.num_leds = 0;
-+ for (i = 1; i < 8; i++) {
-+ if ((i == AR2315_RESET_GPIO) ||
-+ (i == ath25_board.config->reset_config_gpio))
-+ continue;
-+
-+ if (i == ath25_board.config->sys_led_gpio)
-+ strcpy(led_names[led], "wlan");
-+ else
-+ sprintf(led_names[led], "gpio%d", i);
-+
-+ ar2315_leds[led].name = led_names[led];
-+ ar2315_leds[led].gpio = i;
-+ ar2315_leds[led].active_low = 0;
-+ led++;
-+ }
-+ ar2315_led_data.num_leds = led;
-+ platform_device_register(&ar2315_gpio_leds);
-+}
-+#else
-+static inline void ar2315_init_gpio_leds(void)
-+{
-+}
-+#endif
-+
+void __init ar2315_init_devices(void)
+{
+ /* Find board configuration */
+ ath25_find_config(AR2315_SPI_READ_BASE, AR2315_SPI_READ_SIZE);
-+ ar2315_eth_data.macaddr = ath25_board.config->enet0_mac;
-+
-+ ar2315_init_gpio_leds();
-+
-+ ar2315_wdt_res[1].start = irq_create_mapping(ar2315_misc_irq_domain,
-+ AR2315_MISC_IRQ_WATCHDOG);
-+ ar2315_wdt_res[1].end = ar2315_wdt_res[1].start;
-+ platform_device_register(&ar2315_wdt);
-+
-+ platform_device_register(&ar2315_spiflash);
-+
-+ ath25_add_ethernet(0, AR2315_ENET0_BASE, "eth0_mii",
-+ AR2315_ENET0_MII_BASE, AR2315_IRQ_ENET0,
-+ &ar2315_eth_data);
+
+ ath25_add_wmac(0, AR2315_WLAN0_BASE, AR2315_IRQ_WLAN0);
+}
+ /* Cold reset does not work on the AR2315/6, use the GPIO reset bits
+ * a workaround. Give it some time to attempt a gpio based hardware
+ * reset (atheros reference design workaround) */
-+ gpio_request_one(AR2315_RESET_GPIO, GPIOF_OUT_INIT_LOW, "Reset");
-+ mdelay(100);
++
++ /* TODO: implement the GPIO reset workaround */
+
+ /* Some boards (e.g. Senao EOC-2610) don't implement the reset logic
+ * workaround. Attempt to jump to the mips reset location -
+#endif
--- /dev/null
+++ b/arch/mips/ath25/devices.h
-@@ -0,0 +1,45 @@
+@@ -0,0 +1,41 @@
+#ifndef __ATH25_DEVICES_H
+#define __ATH25_DEVICES_H
+
-+#define AR231X_GPIO_IRQ_BASE 0x30
-+
+#define ATH25_REG_MS(_val, _field) (((_val) & _field##_M) >> _field##_S)
+
+#define ATH25_IRQ_CPU_CLOCK (MIPS_CPU_IRQ_BASE + 7) /* C0_CAUSE: 0x8000 */
+extern void (*ath25_irq_dispatch)(void);
+
+int ath25_find_config(phys_addr_t offset, unsigned long size);
-+int ath25_add_ethernet(int nr, u32 base, const char *mii_name, u32 mii_base,
-+ int irq, void *pdata);
+void ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk);
+int ath25_add_wmac(int nr, u32 base, int irq);
+
+#endif
--- /dev/null
+++ b/arch/mips/ath25/devices.c
-@@ -0,0 +1,191 @@
+@@ -0,0 +1,127 @@
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+struct ar231x_board_config ath25_board;
+enum ath25_soc_type ath25_soc = ATH25_SOC_UNKNOWN;
+
-+static struct resource ath25_eth0_res[] = {
-+ {
-+ .name = "eth0_membase",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "eth0_mii",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "eth0_irq",
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+static struct resource ath25_eth1_res[] = {
-+ {
-+ .name = "eth1_membase",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "eth1_mii",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "eth1_irq",
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+static struct platform_device ath25_eth[] = {
-+ {
-+ .id = 0,
-+ .name = "ar231x-eth",
-+ .resource = ath25_eth0_res,
-+ .num_resources = ARRAY_SIZE(ath25_eth0_res)
-+ },
-+ {
-+ .id = 1,
-+ .name = "ar231x-eth",
-+ .resource = ath25_eth1_res,
-+ .num_resources = ARRAY_SIZE(ath25_eth1_res)
-+ }
-+};
-+
+static struct resource ath25_wmac0_res[] = {
+ {
+ .name = "wmac0_membase",
+ return soc_type_strings[ath25_soc];
+}
+
-+int __init ath25_add_ethernet(int nr, u32 base, const char *mii_name,
-+ u32 mii_base, int irq, void *pdata)
-+{
-+ struct resource *res;
-+
-+ ath25_eth[nr].dev.platform_data = pdata;
-+ res = &ath25_eth[nr].resource[0];
-+ res->start = base;
-+ res->end = base + 0x2000 - 1;
-+ res++;
-+ res->name = mii_name;
-+ res->start = mii_base;
-+ res->end = mii_base + 8 - 1;
-+ res++;
-+ res->start = irq;
-+ res->end = irq;
-+ return platform_device_register(&ath25_eth[nr]);
-+}
-+
+void __init ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk)
+{
+ struct uart_port s;
obj-$(CONFIG_SOC_AR2315) += ar2315.o
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
-@@ -107,6 +107,7 @@ config ATH25
+@@ -106,6 +106,7 @@ config ATH25
+ select SYS_HAS_CPU_MIPS32_R1
select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_32BIT_KERNEL
- select ARCH_REQUIRE_GPIOLIB
+ select SYS_HAS_EARLY_PRINTK
help
Support for AR231x and AR531x based boards
+ default y
--- a/arch/mips/ath25/ar2315.c
+++ b/arch/mips/ath25/ar2315.c
-@@ -144,6 +144,10 @@ static void ar2315_irq_dispatch(void)
+@@ -139,6 +139,10 @@ static void ar2315_irq_dispatch(void)
+
+ if (pending & CAUSEF_IP3)
do_IRQ(AR2315_IRQ_WLAN0);
- else if (pending & CAUSEF_IP4)
- do_IRQ(AR2315_IRQ_ENET0);
+#ifdef CONFIG_PCI_AR2315
+ else if (pending & CAUSEF_IP5)
+ do_IRQ(AR2315_IRQ_LCBUS_PCI);
else if (pending & CAUSEF_IP2)
do_IRQ(AR2315_IRQ_MISC);
else if (pending & CAUSEF_IP7)
-@@ -429,10 +433,62 @@ void __init ar2315_plat_mem_setup(void)
+@@ -303,10 +307,62 @@ void __init ar2315_plat_mem_setup(void)
_machine_restart = ar2315_restart;
}
config SOC_AR2315
--- a/arch/mips/ath25/ar5312.c
+++ b/arch/mips/ath25/ar5312.c
-@@ -221,6 +221,22 @@ static struct platform_device ar5312_phy
+@@ -25,6 +25,7 @@
+ #include <linux/bitops.h>
+ #include <linux/irqdomain.h>
+ #include <linux/reboot.h>
++#include <linux/gpio.h>
+ #include <asm/bootinfo.h>
+ #include <asm/reboot.h>
+ #include <asm/time.h>
+@@ -185,6 +186,22 @@ static struct platform_device ar5312_phy
.num_resources = 1,
};
+ .num_resources = ARRAY_SIZE(ar5312_gpio_res),
+};
+
- #ifdef CONFIG_LEDS_GPIO
- static struct gpio_led ar5312_leds[] = {
- { .name = "wlan", .gpio = 0, .active_low = 1, },
-@@ -306,6 +322,8 @@ void __init ar5312_init_devices(void)
+ static void __init ar5312_flash_init(void)
+ {
+ void __iomem *flashctl_base;
+@@ -252,6 +269,8 @@ void __init ar5312_init_devices(void)
platform_device_register(&ar5312_physmap_flash);
+ platform_device_register(&ar5312_gpio);
+
- #ifdef CONFIG_LEDS_GPIO
- ar5312_leds[0].gpio = config->sys_led_gpio;
- platform_device_register(&ar5312_gpio_leds);
+ switch (ath25_soc) {
+ case ATH25_SOC_AR5312:
+ if (!ath25_board.radio)
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -112,6 +112,13 @@ config GPIO_MAX730X
+ return platform_driver_register(&ar5312_gpio_driver);
+}
+subsys_initcall(ar5312_gpio_init);
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -107,6 +107,7 @@ config ATH25
+ select SYS_SUPPORTS_BIG_ENDIAN
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_HAS_EARLY_PRINTK
++ select ARCH_REQUIRE_GPIOLIB
+ help
+ Support for AR231x and AR531x based boards
+
config PCI_AR2315
--- a/arch/mips/ath25/ar2315.c
+++ b/arch/mips/ath25/ar2315.c
-@@ -240,6 +240,32 @@ static struct platform_device ar2315_wdt
- .num_resources = ARRAY_SIZE(ar2315_wdt_res)
- };
+@@ -24,6 +24,8 @@
+ #include <linux/bitops.h>
+ #include <linux/irqdomain.h>
+ #include <linux/reboot.h>
++#include <linux/delay.h>
++#include <linux/gpio.h>
+ #include <asm/bootinfo.h>
+ #include <asm/reboot.h>
+ #include <asm/time.h>
+@@ -172,11 +174,42 @@ void __init ar2315_arch_init_irq(void)
+ ar2315_misc_irq_domain = domain;
+ }
+static struct resource ar2315_gpio_res[] = {
+ {
+ .num_resources = ARRAY_SIZE(ar2315_gpio_res)
+};
+
- #ifdef CONFIG_LEDS_GPIO
- static struct gpio_led ar2315_leds[6];
- static struct gpio_led_platform_data ar2315_led_data = {
-@@ -290,6 +316,11 @@ void __init ar2315_init_devices(void)
+ void __init ar2315_init_devices(void)
+ {
+ /* Find board configuration */
ath25_find_config(AR2315_SPI_READ_BASE, AR2315_SPI_READ_SIZE);
- ar2315_eth_data.macaddr = ath25_board.config->enet0_mac;
+ ar2315_gpio_res[1].start = irq_create_mapping(ar2315_misc_irq_domain,
+ AR2315_MISC_IRQ_GPIO);
+ ar2315_gpio_res[1].end = ar2315_gpio_res[1].start;
+ platform_device_register(&ar2315_gpio);
+
- ar2315_init_gpio_leds();
+ ath25_add_wmac(0, AR2315_WLAN0_BASE, AR2315_IRQ_WLAN0);
+ }
+
+@@ -192,8 +225,8 @@ static void ar2315_restart(char *command
+ /* Cold reset does not work on the AR2315/6, use the GPIO reset bits
+ * a workaround. Give it some time to attempt a gpio based hardware
+ * reset (atheros reference design workaround) */
+-
+- /* TODO: implement the GPIO reset workaround */
++ gpio_request_one(AR2315_RESET_GPIO, GPIOF_OUT_INIT_LOW, "Reset");
++ mdelay(100);
- ar2315_wdt_res[1].start = irq_create_mapping(ar2315_misc_irq_domain,
+ /* Some boards (e.g. Senao EOC-2610) don't implement the reset logic
+ * workaround. Attempt to jump to the mips reset location -
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -112,6 +112,13 @@ config GPIO_MAX730X
+ return platform_driver_register(&ar2315_gpio_driver);
+}
+subsys_initcall(ar2315_gpio_init);
+--- a/arch/mips/ath25/devices.h
++++ b/arch/mips/ath25/devices.h
+@@ -1,6 +1,11 @@
+ #ifndef __ATH25_DEVICES_H
+ #define __ATH25_DEVICES_H
+
++#define AR231X_GPIO_IRQ_BASE 0x30
++
++/* GPIO number for AR2315/16 reset issue workaround */
++#define AR2315_RESET_GPIO 5
++
+ #define ATH25_REG_MS(_val, _field) (((_val) & _field##_M) >> _field##_S)
+
+ #define ATH25_IRQ_CPU_CLOCK (MIPS_CPU_IRQ_BASE + 7) /* C0_CAUSE: 0x8000 */
+--- a/arch/mips/ath25/ar2315_regs.h
++++ b/arch/mips/ath25/ar2315_regs.h
+@@ -322,6 +322,9 @@
+ #define AR2315_AMBACLK_CLK_DIV_M 0x0000000c
+ #define AR2315_AMBACLK_CLK_DIV_S 2
+
++/* GPIO MMR base address */
++#define AR2315_GPIO 0x0088
++
+ /*
+ * PCI Clock Control
+ */
+static void ar231x_check_link(struct net_device *dev);
+
+#endif /* _AR2313_H_ */
+--- a/arch/mips/ath25/ar2315_regs.h
++++ b/arch/mips/ath25/ar2315_regs.h
+@@ -57,6 +57,9 @@
+ #define AR2315_PCI_EXT_BASE 0x80000000 /* PCI external */
+ #define AR2315_PCI_EXT_SIZE 0x40000000
+
++/* MII registers offset inside Ethernet MMR region */
++#define AR2315_ENET0_MII_BASE (AR2315_ENET0_BASE + 0x14)
++
+ /*
+ * Cold reset register
+ */
+--- a/arch/mips/ath25/ar5312_regs.h
++++ b/arch/mips/ath25/ar5312_regs.h
+@@ -66,6 +66,10 @@
+ #define AR5312_AR5312_REV7 0x0057 /* AR5312 WMAC (AP30-040) */
+ #define AR5312_AR2313_REV8 0x0058 /* AR2313 WMAC (AP43-030) */
+
++/* MII registers offset inside Ethernet MMR region */
++#define AR5312_ENET0_MII_BASE (AR5312_ENET0_BASE + 0x14)
++#define AR5312_ENET1_MII_BASE (AR5312_ENET1_BASE + 0x14)
++
+ /* Reset/Timer Block Address Map */
+ #define AR5312_TIMER 0x0000 /* countdown timer */
+ #define AR5312_RELOAD 0x0004 /* timer reload value */
+--- a/arch/mips/ath25/ar2315.c
++++ b/arch/mips/ath25/ar2315.c
+@@ -141,6 +141,8 @@ static void ar2315_irq_dispatch(void)
+
+ if (pending & CAUSEF_IP3)
+ do_IRQ(AR2315_IRQ_WLAN0);
++ else if (pending & CAUSEF_IP4)
++ do_IRQ(AR2315_IRQ_ENET0);
+ #ifdef CONFIG_PCI_AR2315
+ else if (pending & CAUSEF_IP5)
+ do_IRQ(AR2315_IRQ_LCBUS_PCI);
+@@ -174,6 +176,29 @@ void __init ar2315_arch_init_irq(void)
+ ar2315_misc_irq_domain = domain;
+ }
+
++static void ar2315_device_reset_set(u32 mask)
++{
++ u32 val;
++
++ val = ar2315_rst_reg_read(AR2315_RESET);
++ ar2315_rst_reg_write(AR2315_RESET, val | mask);
++}
++
++static void ar2315_device_reset_clear(u32 mask)
++{
++ u32 val;
++
++ val = ar2315_rst_reg_read(AR2315_RESET);
++ ar2315_rst_reg_write(AR2315_RESET, val & ~mask);
++}
++
++static struct ar231x_eth ar2315_eth_data = {
++ .reset_set = ar2315_device_reset_set,
++ .reset_clear = ar2315_device_reset_clear,
++ .reset_mac = AR2315_RESET_ENET0,
++ .reset_phy = AR2315_RESET_EPHY0,
++};
++
+ static struct resource ar2315_gpio_res[] = {
+ {
+ .name = "ar2315-gpio",
+@@ -210,6 +235,11 @@ void __init ar2315_init_devices(void)
+ ar2315_gpio_res[1].end = ar2315_gpio_res[1].start;
+ platform_device_register(&ar2315_gpio);
+
++ ar2315_eth_data.macaddr = ath25_board.config->enet0_mac;
++ ath25_add_ethernet(0, AR2315_ENET0_BASE, "eth0_mii",
++ AR2315_ENET0_MII_BASE, AR2315_IRQ_ENET0,
++ &ar2315_eth_data);
++
+ ath25_add_wmac(0, AR2315_WLAN0_BASE, AR2315_IRQ_WLAN0);
+ }
+
+--- a/arch/mips/ath25/ar5312.c
++++ b/arch/mips/ath25/ar5312.c
+@@ -137,6 +137,10 @@ static void ar5312_irq_dispatch(void)
+
+ if (pending & CAUSEF_IP2)
+ do_IRQ(AR5312_IRQ_WLAN0);
++ else if (pending & CAUSEF_IP3)
++ do_IRQ(AR5312_IRQ_ENET0);
++ else if (pending & CAUSEF_IP4)
++ do_IRQ(AR5312_IRQ_ENET1);
+ else if (pending & CAUSEF_IP5)
+ do_IRQ(AR5312_IRQ_WLAN1);
+ else if (pending & CAUSEF_IP6)
+@@ -168,6 +172,36 @@ void __init ar5312_arch_init_irq(void)
+ ar5312_misc_irq_domain = domain;
+ }
+
++static void ar5312_device_reset_set(u32 mask)
++{
++ u32 val;
++
++ val = ar5312_rst_reg_read(AR5312_RESET);
++ ar5312_rst_reg_write(AR5312_RESET, val | mask);
++}
++
++static void ar5312_device_reset_clear(u32 mask)
++{
++ u32 val;
++
++ val = ar5312_rst_reg_read(AR5312_RESET);
++ ar5312_rst_reg_write(AR5312_RESET, val & ~mask);
++}
++
++static struct ar231x_eth ar5312_eth0_data = {
++ .reset_set = ar5312_device_reset_set,
++ .reset_clear = ar5312_device_reset_clear,
++ .reset_mac = AR5312_RESET_ENET0,
++ .reset_phy = AR5312_RESET_EPHY0,
++};
++
++static struct ar231x_eth ar5312_eth1_data = {
++ .reset_set = ar5312_device_reset_set,
++ .reset_clear = ar5312_device_reset_clear,
++ .reset_mac = AR5312_RESET_ENET1,
++ .reset_phy = AR5312_RESET_EPHY1,
++};
++
+ static struct physmap_flash_data ar5312_flash_data = {
+ .width = 2,
+ };
+@@ -248,6 +282,7 @@ static void __init ar5312_flash_init(voi
+ void __init ar5312_init_devices(void)
+ {
+ struct ath25_boarddata *config;
++ u8 *c;
+
+ ar5312_flash_init();
+
+@@ -271,8 +306,30 @@ void __init ar5312_init_devices(void)
+
+ platform_device_register(&ar5312_gpio);
+
++ /* Fix up MAC addresses if necessary */
++ if (is_broadcast_ether_addr(config->enet0_mac))
++ ether_addr_copy(config->enet0_mac, config->enet1_mac);
++
++ /* If ENET0 and ENET1 have the same mac address,
++ * increment the one from ENET1 */
++ if (ether_addr_equal(config->enet0_mac, config->enet1_mac)) {
++ c = config->enet1_mac + 5;
++ while ((c >= config->enet1_mac) && !(++(*c)))
++ c--;
++ }
++
+ switch (ath25_soc) {
+ case ATH25_SOC_AR5312:
++ ar5312_eth0_data.macaddr = config->enet0_mac;
++ ath25_add_ethernet(0, AR5312_ENET0_BASE, "eth0_mii",
++ AR5312_ENET0_MII_BASE, AR5312_IRQ_ENET0,
++ &ar5312_eth0_data);
++
++ ar5312_eth1_data.macaddr = config->enet1_mac;
++ ath25_add_ethernet(1, AR5312_ENET1_BASE, "eth1_mii",
++ AR5312_ENET1_MII_BASE, AR5312_IRQ_ENET1,
++ &ar5312_eth1_data);
++
+ if (!ath25_board.radio)
+ return;
+
+@@ -281,8 +338,18 @@ void __init ar5312_init_devices(void)
+
+ ath25_add_wmac(0, AR5312_WLAN0_BASE, AR5312_IRQ_WLAN0);
+ break;
++ /*
++ * AR2312/3 ethernet uses the PHY of ENET0, but the MAC
++ * of ENET1. Atheros calls it 'twisted' for a reason :)
++ */
+ case ATH25_SOC_AR2312:
+ case ATH25_SOC_AR2313:
++ ar5312_eth1_data.reset_phy = ar5312_eth0_data.reset_phy;
++ ar5312_eth1_data.macaddr = config->enet0_mac;
++ ath25_add_ethernet(1, AR5312_ENET1_BASE, "eth0_mii",
++ AR5312_ENET0_MII_BASE, AR5312_IRQ_ENET1,
++ &ar5312_eth1_data);
++
+ if (!ath25_board.radio)
+ return;
+ break;
+--- a/arch/mips/ath25/devices.h
++++ b/arch/mips/ath25/devices.h
+@@ -30,6 +30,8 @@ extern struct ar231x_board_config ath25_
+ extern void (*ath25_irq_dispatch)(void);
+
+ int ath25_find_config(phys_addr_t offset, unsigned long size);
++int ath25_add_ethernet(int nr, u32 base, const char *mii_name, u32 mii_base,
++ int irq, void *pdata);
+ void ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk);
+ int ath25_add_wmac(int nr, u32 base, int irq);
+
+--- a/arch/mips/ath25/devices.c
++++ b/arch/mips/ath25/devices.c
+@@ -14,6 +14,51 @@
+ struct ar231x_board_config ath25_board;
+ enum ath25_soc_type ath25_soc = ATH25_SOC_UNKNOWN;
+
++static struct resource ath25_eth0_res[] = {
++ {
++ .name = "eth0_membase",
++ .flags = IORESOURCE_MEM,
++ },
++ {
++ .name = "eth0_mii",
++ .flags = IORESOURCE_MEM,
++ },
++ {
++ .name = "eth0_irq",
++ .flags = IORESOURCE_IRQ,
++ }
++};
++
++static struct resource ath25_eth1_res[] = {
++ {
++ .name = "eth1_membase",
++ .flags = IORESOURCE_MEM,
++ },
++ {
++ .name = "eth1_mii",
++ .flags = IORESOURCE_MEM,
++ },
++ {
++ .name = "eth1_irq",
++ .flags = IORESOURCE_IRQ,
++ }
++};
++
++static struct platform_device ath25_eth[] = {
++ {
++ .id = 0,
++ .name = "ar231x-eth",
++ .resource = ath25_eth0_res,
++ .num_resources = ARRAY_SIZE(ath25_eth0_res)
++ },
++ {
++ .id = 1,
++ .name = "ar231x-eth",
++ .resource = ath25_eth1_res,
++ .num_resources = ARRAY_SIZE(ath25_eth1_res)
++ }
++};
++
+ static struct resource ath25_wmac0_res[] = {
+ {
+ .name = "wmac0_membase",
+@@ -72,6 +117,25 @@ const char *get_system_type(void)
+ return soc_type_strings[ath25_soc];
+ }
+
++int __init ath25_add_ethernet(int nr, u32 base, const char *mii_name,
++ u32 mii_base, int irq, void *pdata)
++{
++ struct resource *res;
++
++ ath25_eth[nr].dev.platform_data = pdata;
++ res = &ath25_eth[nr].resource[0];
++ res->start = base;
++ res->end = base + 0x2000 - 1;
++ res++;
++ res->name = mii_name;
++ res->start = mii_base;
++ res->end = mii_base + 8 - 1;
++ res++;
++ res->start = irq;
++ res->end = irq;
++ return platform_device_register(&ath25_eth[nr]);
++}
++
+ void __init ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk)
+ {
+ struct uart_port s;
+--- a/arch/mips/include/asm/mach-ath25/ath25_platform.h
++++ b/arch/mips/include/asm/mach-ath25/ath25_platform.h
+@@ -70,4 +70,15 @@ struct ar231x_board_config {
+ const char *radio;
+ };
+
++/*
++ * Platform device information for the Ethernet MAC
++ */
++struct ar231x_eth {
++ void (*reset_set)(u32);
++ void (*reset_clear)(u32);
++ u32 reset_mac;
++ u32 reset_phy;
++ char *macaddr;
++};
++
+ #endif /* __ASM_MACH_ATH25_PLATFORM_H */
+#define SPI_STATUS_WIP STM_STATUS_WIP
+
+#endif
+--- a/arch/mips/ath25/ar2315.c
++++ b/arch/mips/ath25/ar2315.c
+@@ -225,6 +225,28 @@ static struct platform_device ar2315_gpi
+ .num_resources = ARRAY_SIZE(ar2315_gpio_res)
+ };
+
++static struct resource ar2315_spiflash_res[] = {
++ {
++ .name = "spiflash_read",
++ .flags = IORESOURCE_MEM,
++ .start = AR2315_SPI_READ_BASE,
++ .end = AR2315_SPI_READ_BASE + AR2315_SPI_READ_SIZE - 1,
++ },
++ {
++ .name = "spiflash_mmr",
++ .flags = IORESOURCE_MEM,
++ .start = AR2315_SPI_MMR_BASE,
++ .end = AR2315_SPI_MMR_BASE + AR2315_SPI_MMR_SIZE - 1,
++ },
++};
++
++static struct platform_device ar2315_spiflash = {
++ .id = 0,
++ .name = "ar2315-spiflash",
++ .resource = ar2315_spiflash_res,
++ .num_resources = ARRAY_SIZE(ar2315_spiflash_res)
++};
++
+ void __init ar2315_init_devices(void)
+ {
+ /* Find board configuration */
+@@ -235,6 +257,8 @@ void __init ar2315_init_devices(void)
+ ar2315_gpio_res[1].end = ar2315_gpio_res[1].start;
+ platform_device_register(&ar2315_gpio);
+
++ platform_device_register(&ar2315_spiflash);
++
+ ar2315_eth_data.macaddr = ath25_board.config->enet0_mac;
+ ath25_add_ethernet(0, AR2315_ENET0_BASE, "eth0_mii",
+ AR2315_ENET0_MII_BASE, AR2315_IRQ_ENET0,
obj-$(CONFIG_TXX9_WDT) += txx9wdt.o
obj-$(CONFIG_OCTEON_WDT) += octeon-wdt.o
octeon-wdt-y := octeon-wdt-main.o octeon-wdt-nmi.o
+--- a/arch/mips/ath25/ar2315.c
++++ b/arch/mips/ath25/ar2315.c
+@@ -225,6 +225,24 @@ static struct platform_device ar2315_gpi
+ .num_resources = ARRAY_SIZE(ar2315_gpio_res)
+ };
+
++static struct resource ar2315_wdt_res[] = {
++ {
++ .flags = IORESOURCE_MEM,
++ .start = AR2315_RST_BASE + AR2315_WDT_TIMER,
++ .end = AR2315_RST_BASE + AR2315_WDT_TIMER + 8 - 1,
++ },
++ {
++ .flags = IORESOURCE_IRQ,
++ }
++};
++
++static struct platform_device ar2315_wdt = {
++ .id = 0,
++ .name = "ar2315-wdt",
++ .resource = ar2315_wdt_res,
++ .num_resources = ARRAY_SIZE(ar2315_wdt_res)
++};
++
+ static struct resource ar2315_spiflash_res[] = {
+ {
+ .name = "spiflash_read",
+@@ -257,6 +275,11 @@ void __init ar2315_init_devices(void)
+ ar2315_gpio_res[1].end = ar2315_gpio_res[1].start;
+ platform_device_register(&ar2315_gpio);
+
++ ar2315_wdt_res[1].start = irq_create_mapping(ar2315_misc_irq_domain,
++ AR2315_MISC_IRQ_WATCHDOG);
++ ar2315_wdt_res[1].end = ar2315_wdt_res[1].start;
++ platform_device_register(&ar2315_wdt);
++
+ platform_device_register(&ar2315_spiflash);
+
+ ar2315_eth_data.macaddr = ath25_board.config->enet0_mac;
--- /dev/null
+--- a/arch/mips/ath25/ar2315.c
++++ b/arch/mips/ath25/ar2315.c
+@@ -26,6 +26,7 @@
+ #include <linux/reboot.h>
+ #include <linux/delay.h>
+ #include <linux/gpio.h>
++#include <linux/leds.h>
+ #include <asm/bootinfo.h>
+ #include <asm/reboot.h>
+ #include <asm/time.h>
+@@ -265,6 +266,50 @@ static struct platform_device ar2315_spi
+ .num_resources = ARRAY_SIZE(ar2315_spiflash_res)
+ };
+
++#ifdef CONFIG_LEDS_GPIO
++static struct gpio_led ar2315_leds[6];
++static struct gpio_led_platform_data ar2315_led_data = {
++ .leds = (void *)ar2315_leds,
++};
++
++static struct platform_device ar2315_gpio_leds = {
++ .name = "leds-gpio",
++ .id = -1,
++ .dev = {
++ .platform_data = (void *)&ar2315_led_data,
++ }
++};
++
++static void __init ar2315_init_gpio_leds(void)
++{
++ static char led_names[6][6];
++ int i, led = 0;
++
++ ar2315_led_data.num_leds = 0;
++ for (i = 1; i < 8; i++) {
++ if ((i == AR2315_RESET_GPIO) ||
++ (i == ath25_board.config->reset_config_gpio))
++ continue;
++
++ if (i == ath25_board.config->sys_led_gpio)
++ strcpy(led_names[led], "wlan");
++ else
++ sprintf(led_names[led], "gpio%d", i);
++
++ ar2315_leds[led].name = led_names[led];
++ ar2315_leds[led].gpio = i;
++ ar2315_leds[led].active_low = 0;
++ led++;
++ }
++ ar2315_led_data.num_leds = led;
++ platform_device_register(&ar2315_gpio_leds);
++}
++#else
++static inline void ar2315_init_gpio_leds(void)
++{
++}
++#endif
++
+ void __init ar2315_init_devices(void)
+ {
+ /* Find board configuration */
+@@ -275,6 +320,8 @@ void __init ar2315_init_devices(void)
+ ar2315_gpio_res[1].end = ar2315_gpio_res[1].start;
+ platform_device_register(&ar2315_gpio);
+
++ ar2315_init_gpio_leds();
++
+ ar2315_wdt_res[1].start = irq_create_mapping(ar2315_misc_irq_domain,
+ AR2315_MISC_IRQ_WATCHDOG);
+ ar2315_wdt_res[1].end = ar2315_wdt_res[1].start;
+--- a/arch/mips/ath25/ar5312.c
++++ b/arch/mips/ath25/ar5312.c
+@@ -26,6 +26,7 @@
+ #include <linux/irqdomain.h>
+ #include <linux/reboot.h>
+ #include <linux/gpio.h>
++#include <linux/leds.h>
+ #include <asm/bootinfo.h>
+ #include <asm/reboot.h>
+ #include <asm/time.h>
+@@ -236,6 +237,23 @@ static struct platform_device ar5312_gpi
+ .num_resources = ARRAY_SIZE(ar5312_gpio_res),
+ };
+
++#ifdef CONFIG_LEDS_GPIO
++static struct gpio_led ar5312_leds[] = {
++ { .name = "wlan", .gpio = 0, .active_low = 1, },
++};
++
++static const struct gpio_led_platform_data ar5312_led_data = {
++ .num_leds = ARRAY_SIZE(ar5312_leds),
++ .leds = (void *)ar5312_leds,
++};
++
++static struct platform_device ar5312_gpio_leds = {
++ .name = "leds-gpio",
++ .id = -1,
++ .dev.platform_data = (void *)&ar5312_led_data,
++};
++#endif
++
+ static void __init ar5312_flash_init(void)
+ {
+ void __iomem *flashctl_base;
+@@ -306,6 +324,11 @@ void __init ar5312_init_devices(void)
+
+ platform_device_register(&ar5312_gpio);
+
++#ifdef CONFIG_LEDS_GPIO
++ ar5312_leds[0].gpio = config->sys_led_gpio;
++ platform_device_register(&ar5312_gpio_leds);
++#endif
++
+ /* Fix up MAC addresses if necessary */
+ if (is_broadcast_ether_addr(config->enet0_mac))
+ ether_addr_copy(config->enet0_mac, config->enet1_mac);
projects / openwrt / staging / rmilecki.git / commitdiff