Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
MIPS: ath79: Add initial support for the Atheros AP81 reference board
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: Luis R. Rodriguez <lrodriguez@atheros.com>
Cc: Cliff Holden <Cliff.Holden@Atheros.com>
Cc: Kathy Giori <Kathy.Giori@Atheros.com>
Patchwork: https://patchwork.linux-mips.org/patch/1952/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
authored by Gabor Juhos and committed by Ralf Baechle aa6695ec 68a1d316
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arch/mips/ath79/Kconfig
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arch/mips/ath79/Kconfig
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menu "Atheros AR71XX/AR724X/AR913X machine selection"
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config ATH79_MACH_AP81
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bool "Atheros AP81 reference board"
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select SOC_AR913X
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select ATH79_DEV_GPIO_BUTTONS
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select ATH79_DEV_LEDS_GPIO
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select ATH79_DEV_SPI
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help
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Say 'Y' here if you want your kernel to support the
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Atheros AP81 reference board.
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config ATH79_MACH_PB44
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bool "Atheros PB44 reference board"
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select SOC_AR71XX
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arch/mips/ath79/Makefile
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arch/mips/ath79/Makefile
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arch/mips/ath79/mach-ap81.c
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arch/mips/ath79/mach-ap81.c
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/*
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* Atheros AP81 board support
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*
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* Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2009 Imre Kaloz <kaloz@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include "machtypes.h"
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#include "dev-gpio-buttons.h"
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#include "dev-leds-gpio.h"
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#include "dev-spi.h"
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#define AP81_GPIO_LED_STATUS 1
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#define AP81_GPIO_LED_AOSS 3
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#define AP81_GPIO_LED_WLAN 6
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#define AP81_GPIO_LED_POWER 14
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#define AP81_GPIO_BTN_SW4 12
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#define AP81_GPIO_BTN_SW1 21
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#define AP81_KEYS_POLL_INTERVAL 20 /* msecs */
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#define AP81_KEYS_DEBOUNCE_INTERVAL (3 * AP81_KEYS_POLL_INTERVAL)
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static struct gpio_led ap81_leds_gpio[] __initdata = {
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{
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.name = "ap81:green:status",
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.gpio = AP81_GPIO_LED_STATUS,
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.active_low = 1,
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}, {
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.name = "ap81:amber:aoss",
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.gpio = AP81_GPIO_LED_AOSS,
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.active_low = 1,
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}, {
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.name = "ap81:green:wlan",
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.gpio = AP81_GPIO_LED_WLAN,
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.active_low = 1,
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}, {
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.name = "ap81:green:power",
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.gpio = AP81_GPIO_LED_POWER,
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.active_low = 1,
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}
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};
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static struct gpio_keys_button ap81_gpio_keys[] __initdata = {
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{
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.desc = "sw1",
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.type = EV_KEY,
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.code = BTN_0,
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.debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL,
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.gpio = AP81_GPIO_BTN_SW1,
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.active_low = 1,
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} , {
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.desc = "sw4",
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.type = EV_KEY,
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.code = BTN_1,
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.debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL,
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.gpio = AP81_GPIO_BTN_SW4,
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.active_low = 1,
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}
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};
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static struct spi_board_info ap81_spi_info[] = {
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{
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.bus_num = 0,
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.chip_select = 0,
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.max_speed_hz = 25000000,
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.modalias = "m25p64",
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}
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};
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static struct ath79_spi_platform_data ap81_spi_data = {
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.bus_num = 0,
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.num_chipselect = 1,
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};
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static void __init ap81_setup(void)
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{
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ath79_register_leds_gpio(-1, ARRAY_SIZE(ap81_leds_gpio),
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ap81_leds_gpio);
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ath79_register_gpio_keys_polled(-1, AP81_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(ap81_gpio_keys),
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ap81_gpio_keys);
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ath79_register_spi(&ap81_spi_data, ap81_spi_info,
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ARRAY_SIZE(ap81_spi_info));
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}
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MIPS_MACHINE(ATH79_MACH_AP81, "AP81", "Atheros AP81 reference board",
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ap81_setup);