diff options
Diffstat (limited to 'target/linux/ar71xx')
4 files changed, 100 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 f2b5e05722..7193849f35 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); } diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c index f8a2e3d765..9044011ed4 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c @@ -12,17 +12,22 @@ #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> +#include <linux/input.h> #include <asm/mips_machine.h> #include <asm/mach-ar71xx/ar71xx.h> #include <asm/mach-ar71xx/pci.h> #include <asm/mach-ar71xx/platform.h> +#define WP543_GPIO_SW6 2 #define WP543_GPIO_LED_1 3 #define WP543_GPIO_LED_2 4 #define WP543_GPIO_LED_WLAN 5 #define WP543_GPIO_LED_CONN 6 #define WP543_GPIO_LED_DIAG 7 +#define WP543_GPIO_SW4 8 + +#define WP543_BUTTONS_POLL_INTERVAL 20 static struct flash_platform_data wp543_flash_data = { /* TODO: add partition map */ @@ -74,6 +79,22 @@ static struct gpio_led wp543_leds_gpio[] __initdata = { } }; +static struct gpio_button wp543_gpio_buttons[] __initdata = { + { + .desc = "sw6", + .type = EV_KEY, + .code = BTN_0, + .threshold = 5, + .gpio = WP543_GPIO_SW6, + }, { + .desc = "sw4", + .type = EV_KEY, + .code = BTN_1, + .threshold = 5, + .gpio = WP543_GPIO_SW4, + } +}; + static void __init wp543_setup(void) { ar71xx_add_device_spi(NULL, wp543_spi_info, ARRAY_SIZE(wp543_spi_info)); @@ -87,6 +108,10 @@ static void __init wp543_setup(void) ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wp543_leds_gpio), wp543_leds_gpio); + + ar71xx_add_device_gpio_buttons(-1, WP543_BUTTONS_POLL_INTERVAL, + ARRAY_SIZE(wp543_gpio_buttons), + wp543_gpio_buttons); } MIPS_MACHINE(MACH_AR71XX_WP543, "Compex WP543", wp543_setup); diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c b/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c index 3bda20e52d..db804fbb91 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c @@ -372,6 +372,48 @@ err_free_leds: kfree(p); } +void __init ar71xx_add_device_gpio_buttons(int id, + unsigned poll_interval, + unsigned nbuttons, + struct gpio_button *buttons) +{ + struct platform_device *pdev; + struct gpio_buttons_platform_data pdata; + struct gpio_button *p; + int err; + + p = kmalloc(nbuttons * sizeof(*p), GFP_KERNEL); + if (!p) + return; + + memcpy(p, buttons, nbuttons * sizeof(*p)); + + pdev = platform_device_alloc("gpio-buttons", id); + if (!pdev) + goto err_free_buttons; + + pdata.poll_interval = poll_interval; + pdata.nbuttons = nbuttons; + pdata.buttons = p; + + err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); + if (err) + goto err_put_pdev; + + + err = platform_device_add(pdev); + if (err) + goto err_put_pdev; + + return; + +err_put_pdev: + platform_device_put(pdev); + +err_free_buttons: + kfree(p); +} + void __init ar71xx_set_mac_base(char *mac_str) { u8 tmp[ETH_ALEN]; diff --git a/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/platform.h b/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/platform.h index 996924a0aa..32ca2965eb 100644 --- a/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/platform.h +++ b/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/platform.h @@ -17,6 +17,7 @@ #include <linux/phy.h> #include <linux/spi/spi.h> #include <linux/leds.h> +#include <linux/gpio_buttons.h> struct ag71xx_platform_data { u32 reset_bit; @@ -54,4 +55,9 @@ extern void ar71xx_add_device_leds_gpio(int id, unsigned num_leds, struct gpio_led *leds) __init; +extern void ar71xx_add_device_gpio_buttons(int id, + unsigned poll_interval, + unsigned nbuttons, + struct gpio_button *buttons) __init; + #endif /* __ASM_MACH_AR71XX_PLATFORM_H */ |