diff options
Diffstat (limited to 'arch/mips/ath79')
| -rw-r--r-- | arch/mips/ath79/Kconfig | 5 | ||||
| -rw-r--r-- | arch/mips/ath79/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/ath79/dev-ar913x-wmac.c | 60 | ||||
| -rw-r--r-- | arch/mips/ath79/dev-ar913x-wmac.h | 17 | ||||
| -rw-r--r-- | arch/mips/ath79/mach-ap81.c | 6 |
5 files changed, 89 insertions, 0 deletions
diff --git a/arch/mips/ath79/Kconfig b/arch/mips/ath79/Kconfig index 2e397708e2f7..b05828260f7f 100644 --- a/arch/mips/ath79/Kconfig +++ b/arch/mips/ath79/Kconfig @@ -5,6 +5,7 @@ menu "Atheros AR71XX/AR724X/AR913X machine selection" config ATH79_MACH_AP81 bool "Atheros AP81 reference board" select SOC_AR913X + select ATH79_DEV_AR913X_WMAC select ATH79_DEV_GPIO_BUTTONS select ATH79_DEV_LEDS_GPIO select ATH79_DEV_SPI @@ -33,6 +34,10 @@ config SOC_AR724X config SOC_AR913X def_bool n +config ATH79_DEV_AR913X_WMAC + depends on SOC_AR913X + def_bool n + config ATH79_DEV_GPIO_BUTTONS def_bool n diff --git a/arch/mips/ath79/Makefile b/arch/mips/ath79/Makefile index a245e3645271..c33d4653007c 100644 --- a/arch/mips/ath79/Makefile +++ b/arch/mips/ath79/Makefile @@ -16,6 +16,7 @@ obj-$(CONFIG_EARLY_PRINTK) += early_printk.o # Devices # obj-y += dev-common.o +obj-$(CONFIG_ATH79_DEV_AR913X_WMAC) += dev-ar913x-wmac.o obj-$(CONFIG_ATH79_DEV_GPIO_BUTTONS) += dev-gpio-buttons.o obj-$(CONFIG_ATH79_DEV_LEDS_GPIO) += dev-leds-gpio.o obj-$(CONFIG_ATH79_DEV_SPI) += dev-spi.o diff --git a/arch/mips/ath79/dev-ar913x-wmac.c b/arch/mips/ath79/dev-ar913x-wmac.c new file mode 100644 index 000000000000..48f425a5ba28 --- /dev/null +++ b/arch/mips/ath79/dev-ar913x-wmac.c @@ -0,0 +1,60 @@ +/* + * Atheros AR913X SoC built-in WMAC device support + * + * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/ath9k_platform.h> + +#include <asm/mach-ath79/ath79.h> +#include <asm/mach-ath79/ar71xx_regs.h> +#include "dev-ar913x-wmac.h" + +static struct ath9k_platform_data ar913x_wmac_data; + +static struct resource ar913x_wmac_resources[] = { + { + .start = AR913X_WMAC_BASE, + .end = AR913X_WMAC_BASE + AR913X_WMAC_SIZE - 1, + .flags = IORESOURCE_MEM, + }, { + .start = ATH79_CPU_IRQ_IP2, + .end = ATH79_CPU_IRQ_IP2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device ar913x_wmac_device = { + .name = "ath9k", + .id = -1, + .resource = ar913x_wmac_resources, + .num_resources = ARRAY_SIZE(ar913x_wmac_resources), + .dev = { + .platform_data = &ar913x_wmac_data, + }, +}; + +void __init ath79_register_ar913x_wmac(u8 *cal_data) +{ + if (cal_data) + memcpy(ar913x_wmac_data.eeprom_data, cal_data, + sizeof(ar913x_wmac_data.eeprom_data)); + + /* reset the WMAC */ + ath79_device_reset_set(AR913X_RESET_AMBA2WMAC); + mdelay(10); + + ath79_device_reset_clear(AR913X_RESET_AMBA2WMAC); + mdelay(10); + + platform_device_register(&ar913x_wmac_device); +} diff --git a/arch/mips/ath79/dev-ar913x-wmac.h b/arch/mips/ath79/dev-ar913x-wmac.h new file mode 100644 index 000000000000..579d562bbda8 --- /dev/null +++ b/arch/mips/ath79/dev-ar913x-wmac.h @@ -0,0 +1,17 @@ +/* + * Atheros AR913X SoC built-in WMAC device support + * + * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#ifndef _ATH79_DEV_AR913X_WMAC_H +#define _ATH79_DEV_AR913X_WMAC_H + +void ath79_register_ar913x_wmac(u8 *cal_data); + +#endif /* _ATH79_DEV_AR913X_WMAC_H */ diff --git a/arch/mips/ath79/mach-ap81.c b/arch/mips/ath79/mach-ap81.c index 4e4ccd4f80d9..eee4c121deb4 100644 --- a/arch/mips/ath79/mach-ap81.c +++ b/arch/mips/ath79/mach-ap81.c @@ -10,6 +10,7 @@ */ #include "machtypes.h" +#include "dev-ar913x-wmac.h" #include "dev-gpio-buttons.h" #include "dev-leds-gpio.h" #include "dev-spi.h" @@ -25,6 +26,8 @@ #define AP81_KEYS_POLL_INTERVAL 20 /* msecs */ #define AP81_KEYS_DEBOUNCE_INTERVAL (3 * AP81_KEYS_POLL_INTERVAL) +#define AP81_CAL_DATA_ADDR 0x1fff1000 + static struct gpio_led ap81_leds_gpio[] __initdata = { { .name = "ap81:green:status", @@ -79,6 +82,8 @@ static struct ath79_spi_platform_data ap81_spi_data = { static void __init ap81_setup(void) { + u8 *cal_data = (u8 *) KSEG1ADDR(AP81_CAL_DATA_ADDR); + ath79_register_leds_gpio(-1, ARRAY_SIZE(ap81_leds_gpio), ap81_leds_gpio); ath79_register_gpio_keys_polled(-1, AP81_KEYS_POLL_INTERVAL, @@ -86,6 +91,7 @@ static void __init ap81_setup(void) ap81_gpio_keys); ath79_register_spi(&ap81_spi_data, ap81_spi_info, ARRAY_SIZE(ap81_spi_info)); + ath79_register_ar913x_wmac(cal_data); } MIPS_MACHINE(ATH79_MACH_AP81, "AP81", "Atheros AP81 reference board", |