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authorGabor Juhos <juhosg@openwrt.org>2010-01-30 15:25:49 +0000
committerGabor Juhos <juhosg@openwrt.org>2010-01-30 15:25:49 +0000
commit8823482a0275dff4582848d0ff52bc9702bab946 (patch)
treeab035ac72704919ad3f181231a8500c678d196cf /target/linux
parent35f47a3654623c26d77a9b302905893c6a274f8d (diff)
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mtk-20170518-8823482a0275dff4582848d0ff52bc9702bab946.tar.gz
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ramips: register gpio buttons on the WHR-G300N board
SVN-Revision: 19412
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig1
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c45
2 files changed, 45 insertions, 1 deletions
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig b/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
index 3289bb7..eda9870 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
@@ -5,6 +5,7 @@ menu "Ralink RT350x machine selection"
config RT305X_MACH_WHR_G300N
bool "Buffalo WHR-G300N support"
default y
+ select RALINK_DEV_GPIO_BUTTONS
select RALINK_DEV_GPIO_LEDS
config RT305X_MACH_DIR_300_REVB
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c
index 9eccbeb..5d015e2 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c
@@ -1,7 +1,7 @@
/*
* Buffalo WHR-G300N board support
*
- * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2009-2010 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
@@ -15,6 +15,7 @@
#include <linux/mtd/physmap.h>
#include <asm/mach-ralink/machine.h>
+#include <asm/mach-ralink/dev-gpio-buttons.h>
#include <asm/mach-ralink/dev-gpio-leds.h>
#include <asm/mach-ralink/rt305x.h>
#include <asm/mach-ralink/rt305x_regs.h>
@@ -25,6 +26,13 @@
#define WHR_G300N_GPIO_LED_ROUTER 9
#define WHR_G300N_GPIO_LED_SECURITY 14
+#define WHR_G300N_GPIO_BUTTON_AOSS 0 /* active low */
+#define WHR_G300N_GPIO_BUTTON_RESET 10 /* active low */
+#define WHR_G300N_GPIO_BUTTON_ROUTER_ON 8 /* active low */
+#define WHR_G300N_GPIO_BUTTON_ROUTER_OFF 11 /* active low */
+
+#define WHR_G300N_BUTTONS_POLL_INTERVAL 20
+
#ifdef CONFIG_MTD_PARTITIONS
static struct mtd_partition whr_g300n_partitions[] = {
{
@@ -85,6 +93,38 @@ static struct gpio_led whr_g300n_leds_gpio[] __initdata = {
}
};
+static struct gpio_button whr_g300n_gpio_buttons[] __initdata = {
+ {
+ .desc = "reset",
+ .type = EV_KEY,
+ .code = BTN_0,
+ .threshold = 3,
+ .gpio = WHR_G300N_GPIO_BUTTON_RESET,
+ .active_low = 1,
+ }, {
+ .desc = "aoss",
+ .type = EV_KEY,
+ .code = BTN_1,
+ .threshold = 3,
+ .gpio = WHR_G300N_GPIO_BUTTON_AOSS,
+ .active_low = 1,
+ }, {
+ .desc = "router-off",
+ .type = EV_KEY,
+ .code = BTN_2,
+ .threshold = 3,
+ .gpio = WHR_G300N_GPIO_BUTTON_ROUTER_OFF,
+ .active_low = 1,
+ }, {
+ .desc = "router-on",
+ .type = EV_KEY,
+ .code = BTN_3,
+ .threshold = 3,
+ .gpio = WHR_G300N_GPIO_BUTTON_ROUTER_ON,
+ .active_low = 1,
+ }
+};
+
static void __init whr_g300n_init(void)
{
rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
@@ -93,6 +133,9 @@ static void __init whr_g300n_init(void)
rt305x_register_ethernet();
ramips_register_gpio_leds(-1, ARRAY_SIZE(whr_g300n_leds_gpio),
whr_g300n_leds_gpio);
+ ramips_register_gpio_buttons(-1, WHR_G300N_BUTTONS_POLL_INTERVAL,
+ ARRAY_SIZE(whr_g300n_gpio_buttons),
+ whr_g300n_gpio_buttons);
}
MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "WHR-G300N", "Buffalo WHR-G300N",