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MIPS: ath79: Add initial support for the Atheros AP121 reference board

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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: Kathy Giori <kgiori@qca.qualcomm.com>
Cc: "Luis R.  Rodriguez" <rodrigue@qca.qualcomm.com>
Patchwork: https://patchwork.linux-mips.org/patch/2531/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Gabor Juhos 2011-06-20 19:26:13 +02:00 committed by Ralf Baechle
parent 13051c5cc3
commit 7e0dde175e
4 changed files with 101 additions and 0 deletions
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11
arch/mips/ath79/Kconfig
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@ -2,6 +2,17 @@ if ATH79
menu "Atheros AR71XX/AR724X/AR913X machine selection"
config ATH79_MACH_AP121
bool "Atheros AP121 reference board"
select SOC_AR933X
select ATH79_DEV_GPIO_BUTTONS
select ATH79_DEV_LEDS_GPIO
select ATH79_DEV_SPI
select ATH79_DEV_USB
help
Say 'Y' here if you want your kernel to support the
Atheros AP121 reference board.
config ATH79_MACH_AP81
bool "Atheros AP81 reference board"
select SOC_AR913X

1
arch/mips/ath79/Makefile
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@ -25,5 +25,6 @@ obj-$(CONFIG_ATH79_DEV_USB) += dev-usb.o
#
# Machines
#
obj-$(CONFIG_ATH79_MACH_AP121) += mach-ap121.o
obj-$(CONFIG_ATH79_MACH_AP81) += mach-ap81.o
obj-$(CONFIG_ATH79_MACH_PB44) += mach-pb44.o

88
arch/mips/ath79/mach-ap121.c Normal file
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@ -0,0 +1,88 @@
/*
* Atheros AP121 board support
*
* Copyright (C) 2011 Gabor Juhos <juhosg@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 "machtypes.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-spi.h"
#include "dev-usb.h"
#define AP121_GPIO_LED_WLAN 0
#define AP121_GPIO_LED_USB 1
#define AP121_GPIO_BTN_JUMPSTART 11
#define AP121_GPIO_BTN_RESET 12
#define AP121_KEYS_POLL_INTERVAL 20 /* msecs */
#define AP121_KEYS_DEBOUNCE_INTERVAL (3 * AP121_KEYS_POLL_INTERVAL)
#define AP121_CAL_DATA_ADDR 0x1fff1000
static struct gpio_led ap121_leds_gpio[] __initdata = {
{
.name = "ap121:green:usb",
.gpio = AP121_GPIO_LED_USB,
.active_low = 0,
},
{
.name = "ap121:green:wlan",
.gpio = AP121_GPIO_LED_WLAN,
.active_low = 0,
},
};
static struct gpio_keys_button ap121_gpio_keys[] __initdata = {
{
.desc = "jumpstart button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL,
.gpio = AP121_GPIO_BTN_JUMPSTART,
.active_low = 1,
},
{
.desc = "reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL,
.gpio = AP121_GPIO_BTN_RESET,
.active_low = 1,
}
};
static struct spi_board_info ap121_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "mx25l1606e",
}
};
static struct ath79_spi_platform_data ap121_spi_data = {
.bus_num = 0,
.num_chipselect = 1,
};
static void __init ap121_setup(void)
{
ath79_register_leds_gpio(-1, ARRAY_SIZE(ap121_leds_gpio),
ap121_leds_gpio);
ath79_register_gpio_keys_polled(-1, AP121_KEYS_POLL_INTERVAL,
ARRAY_SIZE(ap121_gpio_keys),
ap121_gpio_keys);
ath79_register_spi(&ap121_spi_data, ap121_spi_info,
ARRAY_SIZE(ap121_spi_info));
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_AP121, "AP121", "Atheros AP121 reference board",
ap121_setup);

1
arch/mips/ath79/machtypes.h
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@ -16,6 +16,7 @@
enum ath79_mach_type {
ATH79_MACH_GENERIC = 0,
ATH79_MACH_AP121, /* Atheros AP121 reference board */
ATH79_MACH_AP81, /* Atheros AP81 reference board */
ATH79_MACH_PB44, /* Atheros PB44 reference board */
};