From aa6695ec8b51da7aaa245310073ddd39a306a77f Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Tue, 4 Jan 2011 21:28:28 +0100 Subject: MIPS: ath79: Add initial support for the Atheros AP81 reference board Signed-off-by: Gabor Juhos Signed-off-by: Imre Kaloz Cc: linux-mips@linux-mips.org Cc: Luis R. Rodriguez Cc: Cliff Holden Cc: Kathy Giori Patchwork: https://patchwork.linux-mips.org/patch/1952/ Signed-off-by: Ralf Baechle --- arch/mips/ath79/Kconfig | 10 +++++ arch/mips/ath79/Makefile | 1 + arch/mips/ath79/mach-ap81.c | 92 +++++++++++++++++++++++++++++++++++++++++++++ arch/mips/ath79/machtypes.h | 1 + 4 files changed, 104 insertions(+) create mode 100644 arch/mips/ath79/mach-ap81.c (limited to 'arch/mips/ath79') diff --git a/arch/mips/ath79/Kconfig b/arch/mips/ath79/Kconfig index cd6c738..2e39770 100644 --- a/arch/mips/ath79/Kconfig +++ b/arch/mips/ath79/Kconfig @@ -2,6 +2,16 @@ if ATH79 menu "Atheros AR71XX/AR724X/AR913X machine selection" +config ATH79_MACH_AP81 + bool "Atheros AP81 reference board" + select SOC_AR913X + select ATH79_DEV_GPIO_BUTTONS + select ATH79_DEV_LEDS_GPIO + select ATH79_DEV_SPI + help + Say 'Y' here if you want your kernel to support the + Atheros AP81 reference board. + config ATH79_MACH_PB44 bool "Atheros PB44 reference board" select SOC_AR71XX diff --git a/arch/mips/ath79/Makefile b/arch/mips/ath79/Makefile index 42f4295..a245e36 100644 --- a/arch/mips/ath79/Makefile +++ b/arch/mips/ath79/Makefile @@ -23,4 +23,5 @@ obj-$(CONFIG_ATH79_DEV_SPI) += dev-spi.o # # Machines # +obj-$(CONFIG_ATH79_MACH_AP81) += mach-ap81.o obj-$(CONFIG_ATH79_MACH_PB44) += mach-pb44.o diff --git a/arch/mips/ath79/mach-ap81.c b/arch/mips/ath79/mach-ap81.c new file mode 100644 index 0000000..4e4ccd4 --- /dev/null +++ b/arch/mips/ath79/mach-ap81.c @@ -0,0 +1,92 @@ +/* + * Atheros AP81 board support + * + * Copyright (C) 2009-2010 Gabor Juhos + * Copyright (C) 2009 Imre Kaloz + * + * 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 "machtypes.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-spi.h" + +#define AP81_GPIO_LED_STATUS 1 +#define AP81_GPIO_LED_AOSS 3 +#define AP81_GPIO_LED_WLAN 6 +#define AP81_GPIO_LED_POWER 14 + +#define AP81_GPIO_BTN_SW4 12 +#define AP81_GPIO_BTN_SW1 21 + +#define AP81_KEYS_POLL_INTERVAL 20 /* msecs */ +#define AP81_KEYS_DEBOUNCE_INTERVAL (3 * AP81_KEYS_POLL_INTERVAL) + +static struct gpio_led ap81_leds_gpio[] __initdata = { + { + .name = "ap81:green:status", + .gpio = AP81_GPIO_LED_STATUS, + .active_low = 1, + }, { + .name = "ap81:amber:aoss", + .gpio = AP81_GPIO_LED_AOSS, + .active_low = 1, + }, { + .name = "ap81:green:wlan", + .gpio = AP81_GPIO_LED_WLAN, + .active_low = 1, + }, { + .name = "ap81:green:power", + .gpio = AP81_GPIO_LED_POWER, + .active_low = 1, + } +}; + +static struct gpio_keys_button ap81_gpio_keys[] __initdata = { + { + .desc = "sw1", + .type = EV_KEY, + .code = BTN_0, + .debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL, + .gpio = AP81_GPIO_BTN_SW1, + .active_low = 1, + } , { + .desc = "sw4", + .type = EV_KEY, + .code = BTN_1, + .debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL, + .gpio = AP81_GPIO_BTN_SW4, + .active_low = 1, + } +}; + +static struct spi_board_info ap81_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "m25p64", + } +}; + +static struct ath79_spi_platform_data ap81_spi_data = { + .bus_num = 0, + .num_chipselect = 1, +}; + +static void __init ap81_setup(void) +{ + ath79_register_leds_gpio(-1, ARRAY_SIZE(ap81_leds_gpio), + ap81_leds_gpio); + ath79_register_gpio_keys_polled(-1, AP81_KEYS_POLL_INTERVAL, + ARRAY_SIZE(ap81_gpio_keys), + ap81_gpio_keys); + ath79_register_spi(&ap81_spi_data, ap81_spi_info, + ARRAY_SIZE(ap81_spi_info)); +} + +MIPS_MACHINE(ATH79_MACH_AP81, "AP81", "Atheros AP81 reference board", + ap81_setup); diff --git a/arch/mips/ath79/machtypes.h b/arch/mips/ath79/machtypes.h index a796fa3..3940fe4 100644 --- a/arch/mips/ath79/machtypes.h +++ b/arch/mips/ath79/machtypes.h @@ -16,6 +16,7 @@ enum ath79_mach_type { ATH79_MACH_GENERIC = 0, + ATH79_MACH_AP81, /* Atheros AP81 reference board */ ATH79_MACH_PB44, /* Atheros PB44 reference board */ }; -- cgit v1.1