| 1 | From d7b27740e8376c1c147297b526f9a8e330c1fe17 Mon Sep 17 00:00:00 2001 |
| 2 | From: Gabor Juhos <juhosg@openwrt.org> |
| 3 | Date: Mon, 20 Jun 2011 19:26:13 +0200 |
| 4 | Subject: [PATCH 16/27] MIPS: ath79: Add initial support for the Atheros AP121 reference board |
| 5 | |
| 6 | Signed-off-by: Gabor Juhos <juhosg@openwrt.org> |
| 7 | Cc: linux-mips@linux-mips.org |
| 8 | Cc: Kathy Giori <kgiori@qca.qualcomm.com> |
| 9 | Cc: "Luis R. Rodriguez" <rodrigue@qca.qualcomm.com> |
| 10 | Patchwork: https://patchwork.linux-mips.org/patch/2531/ |
| 11 | Signed-off-by: Ralf Baechle <ralf@linux-mips.org> |
| 12 | --- |
| 13 | arch/mips/ath79/Kconfig | 11 +++++ |
| 14 | arch/mips/ath79/Makefile | 1 + |
| 15 | arch/mips/ath79/mach-ap121.c | 88 ++++++++++++++++++++++++++++++++++++++++++ |
| 16 | arch/mips/ath79/machtypes.h | 1 + |
| 17 | 4 files changed, 101 insertions(+), 0 deletions(-) |
| 18 | create mode 100644 arch/mips/ath79/mach-ap121.c |
| 19 | |
| 20 | --- a/arch/mips/ath79/Kconfig |
| 21 | +++ b/arch/mips/ath79/Kconfig |
| 22 | @@ -2,6 +2,17 @@ if ATH79 |
| 23 | |
| 24 | menu "Atheros AR71XX/AR724X/AR913X machine selection" |
| 25 | |
| 26 | +config ATH79_MACH_AP121 |
| 27 | + bool "Atheros AP121 reference board" |
| 28 | + select SOC_AR933X |
| 29 | + select ATH79_DEV_GPIO_BUTTONS |
| 30 | + select ATH79_DEV_LEDS_GPIO |
| 31 | + select ATH79_DEV_SPI |
| 32 | + select ATH79_DEV_USB |
| 33 | + help |
| 34 | + Say 'Y' here if you want your kernel to support the |
| 35 | + Atheros AP121 reference board. |
| 36 | + |
| 37 | config ATH79_MACH_AP81 |
| 38 | bool "Atheros AP81 reference board" |
| 39 | select SOC_AR913X |
| 40 | --- a/arch/mips/ath79/Makefile |
| 41 | +++ b/arch/mips/ath79/Makefile |
| 42 | @@ -25,5 +25,6 @@ obj-$(CONFIG_ATH79_DEV_USB) += dev-usb. |
| 43 | # |
| 44 | # Machines |
| 45 | # |
| 46 | +obj-$(CONFIG_ATH79_MACH_AP121) += mach-ap121.o |
| 47 | obj-$(CONFIG_ATH79_MACH_AP81) += mach-ap81.o |
| 48 | obj-$(CONFIG_ATH79_MACH_PB44) += mach-pb44.o |
| 49 | --- /dev/null |
| 50 | +++ b/arch/mips/ath79/mach-ap121.c |
| 51 | @@ -0,0 +1,88 @@ |
| 52 | +/* |
| 53 | + * Atheros AP121 board support |
| 54 | + * |
| 55 | + * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org> |
| 56 | + * |
| 57 | + * This program is free software; you can redistribute it and/or modify it |
| 58 | + * under the terms of the GNU General Public License version 2 as published |
| 59 | + * by the Free Software Foundation. |
| 60 | + */ |
| 61 | + |
| 62 | +#include "machtypes.h" |
| 63 | +#include "dev-gpio-buttons.h" |
| 64 | +#include "dev-leds-gpio.h" |
| 65 | +#include "dev-spi.h" |
| 66 | +#include "dev-usb.h" |
| 67 | + |
| 68 | +#define AP121_GPIO_LED_WLAN 0 |
| 69 | +#define AP121_GPIO_LED_USB 1 |
| 70 | + |
| 71 | +#define AP121_GPIO_BTN_JUMPSTART 11 |
| 72 | +#define AP121_GPIO_BTN_RESET 12 |
| 73 | + |
| 74 | +#define AP121_KEYS_POLL_INTERVAL 20 /* msecs */ |
| 75 | +#define AP121_KEYS_DEBOUNCE_INTERVAL (3 * AP121_KEYS_POLL_INTERVAL) |
| 76 | + |
| 77 | +#define AP121_CAL_DATA_ADDR 0x1fff1000 |
| 78 | + |
| 79 | +static struct gpio_led ap121_leds_gpio[] __initdata = { |
| 80 | + { |
| 81 | + .name = "ap121:green:usb", |
| 82 | + .gpio = AP121_GPIO_LED_USB, |
| 83 | + .active_low = 0, |
| 84 | + }, |
| 85 | + { |
| 86 | + .name = "ap121:green:wlan", |
| 87 | + .gpio = AP121_GPIO_LED_WLAN, |
| 88 | + .active_low = 0, |
| 89 | + }, |
| 90 | +}; |
| 91 | + |
| 92 | +static struct gpio_keys_button ap121_gpio_keys[] __initdata = { |
| 93 | + { |
| 94 | + .desc = "jumpstart button", |
| 95 | + .type = EV_KEY, |
| 96 | + .code = KEY_WPS_BUTTON, |
| 97 | + .debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL, |
| 98 | + .gpio = AP121_GPIO_BTN_JUMPSTART, |
| 99 | + .active_low = 1, |
| 100 | + }, |
| 101 | + { |
| 102 | + .desc = "reset button", |
| 103 | + .type = EV_KEY, |
| 104 | + .code = KEY_RESTART, |
| 105 | + .debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL, |
| 106 | + .gpio = AP121_GPIO_BTN_RESET, |
| 107 | + .active_low = 1, |
| 108 | + } |
| 109 | +}; |
| 110 | + |
| 111 | +static struct spi_board_info ap121_spi_info[] = { |
| 112 | + { |
| 113 | + .bus_num = 0, |
| 114 | + .chip_select = 0, |
| 115 | + .max_speed_hz = 25000000, |
| 116 | + .modalias = "mx25l1606e", |
| 117 | + } |
| 118 | +}; |
| 119 | + |
| 120 | +static struct ath79_spi_platform_data ap121_spi_data = { |
| 121 | + .bus_num = 0, |
| 122 | + .num_chipselect = 1, |
| 123 | +}; |
| 124 | + |
| 125 | +static void __init ap121_setup(void) |
| 126 | +{ |
| 127 | + ath79_register_leds_gpio(-1, ARRAY_SIZE(ap121_leds_gpio), |
| 128 | + ap121_leds_gpio); |
| 129 | + ath79_register_gpio_keys_polled(-1, AP121_KEYS_POLL_INTERVAL, |
| 130 | + ARRAY_SIZE(ap121_gpio_keys), |
| 131 | + ap121_gpio_keys); |
| 132 | + |
| 133 | + ath79_register_spi(&ap121_spi_data, ap121_spi_info, |
| 134 | + ARRAY_SIZE(ap121_spi_info)); |
| 135 | + ath79_register_usb(); |
| 136 | +} |
| 137 | + |
| 138 | +MIPS_MACHINE(ATH79_MACH_AP121, "AP121", "Atheros AP121 reference board", |
| 139 | + ap121_setup); |
| 140 | --- a/arch/mips/ath79/machtypes.h |
| 141 | +++ b/arch/mips/ath79/machtypes.h |
| 142 | @@ -16,6 +16,7 @@ |
| 143 | |
| 144 | enum ath79_mach_type { |
| 145 | ATH79_MACH_GENERIC = 0, |
| 146 | + ATH79_MACH_AP121, /* Atheros AP121 reference board */ |
| 147 | ATH79_MACH_AP81, /* Atheros AP81 reference board */ |
| 148 | ATH79_MACH_PB44, /* Atheros PB44 reference board */ |
| 149 | }; |
| 150 | |
