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Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c')
-rw-r--r--target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c
index f2b5e0572..7193849f3 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c
@@ -15,6 +15,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/spi/mmc_spi.h>
+#include <linux/input.h>
#include <asm/mips_machine.h>
#include <asm/mach-ar71xx/ar71xx.h>
@@ -22,6 +23,9 @@
#include <asm/mach-ar71xx/platform.h>
#define RB4XX_GPIO_USER_LED 4
+#define RB4XX_GPIO_RESET_SWITCH 7
+
+#define RB4XX_BUTTONS_POLL_INTERVAL 20
static struct gpio_led rb4xx_leds_gpio[] __initdata = {
{
@@ -31,6 +35,17 @@ static struct gpio_led rb4xx_leds_gpio[] __initdata = {
},
};
+static struct gpio_button rb4xx_gpio_buttons[] __initdata = {
+ {
+ .desc = "reset_switch",
+ .type = EV_KEY,
+ .code = BTN_0,
+ .threshold = 5,
+ .gpio = RB4XX_GPIO_RESET_SWITCH,
+ .active_low = 1,
+ }
+};
+
static struct platform_device rb4xx_nand_device = {
.name = "rb4xx-nand",
.id = -1,
@@ -145,6 +160,10 @@ static void __init rb411_setup(void)
ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
rb4xx_leds_gpio);
+ ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL,
+ ARRAY_SIZE(rb4xx_gpio_buttons),
+ rb4xx_gpio_buttons);
+
platform_device_register(&rb4xx_nand_device);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
@@ -163,6 +182,10 @@ static void __init rb433_setup(void)
ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
rb4xx_leds_gpio);
+ ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL,
+ ARRAY_SIZE(rb4xx_gpio_buttons),
+ rb4xx_gpio_buttons);
+
platform_device_register(&rb4xx_nand_device);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
@@ -181,6 +204,10 @@ static void __init rb450_setup(void)
ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
rb4xx_leds_gpio);
+ ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL,
+ ARRAY_SIZE(rb4xx_gpio_buttons),
+ rb4xx_gpio_buttons);
+
platform_device_register(&rb4xx_nand_device);
}