| 1 | --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c |
| 2 | +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c |
| 3 | @@ -12,6 +12,8 @@ |
| 4 | #include <linux/string.h> |
| 5 | #include <linux/platform_device.h> |
| 6 | #include <linux/ssb/ssb.h> |
| 7 | +#include <linux/gpio_keys.h> |
| 8 | +#include <linux/input.h> |
| 9 | #include <asm/addrspace.h> |
| 10 | #include <bcm63xx_board.h> |
| 11 | #include <bcm63xx_cpu.h> |
| 12 | @@ -28,6 +30,9 @@ |
| 13 | |
| 14 | #define PFX "board_bcm963xx: " |
| 15 | |
| 16 | +#define BCM963XX_KEYS_POLL_INTERVAL 20 |
| 17 | +#define BCM963XX_KEYS_DEBOUNCE_INTERVAL (BCM963XX_KEYS_POLL_INTERVAL * 3) |
| 18 | + |
| 19 | static struct bcm963xx_nvram nvram; |
| 20 | static unsigned int mac_addr_used; |
| 21 | static struct board_info board; |
| 22 | @@ -293,6 +298,16 @@ static struct board_info __initdata boar |
| 23 | .active_low = 1, |
| 24 | }, |
| 25 | }, |
| 26 | + .buttons = { |
| 27 | + { |
| 28 | + .desc = "reset", |
| 29 | + .gpio = 33, |
| 30 | + .active_low = 1, |
| 31 | + .type = EV_KEY, |
| 32 | + .code = KEY_RESTART, |
| 33 | + .debounce_interval = BCM963XX_KEYS_DEBOUNCE_INTERVAL, |
| 34 | + }, |
| 35 | + }, |
| 36 | }; |
| 37 | |
| 38 | static struct board_info __initdata board_96348gw = { |
| 39 | @@ -351,6 +366,16 @@ static struct board_info __initdata boar |
| 40 | .active_low = 1, |
| 41 | }, |
| 42 | }, |
| 43 | + .buttons = { |
| 44 | + { |
| 45 | + .desc = "reset", |
| 46 | + .gpio = 36, |
| 47 | + .active_low = 1, |
| 48 | + .type = EV_KEY, |
| 49 | + .code = KEY_RESTART, |
| 50 | + .debounce_interval = BCM963XX_KEYS_DEBOUNCE_INTERVAL, |
| 51 | + }, |
| 52 | + }, |
| 53 | }; |
| 54 | |
| 55 | static struct board_info __initdata board_FAST2404 = { |
| 56 | @@ -821,11 +846,23 @@ static struct platform_device bcm63xx_gp |
| 57 | .dev.platform_data = &bcm63xx_led_data, |
| 58 | }; |
| 59 | |
| 60 | +static struct gpio_keys_platform_data bcm63xx_gpio_keys_data = { |
| 61 | + .poll_interval = BCM963XX_KEYS_POLL_INTERVAL, |
| 62 | +}; |
| 63 | + |
| 64 | +static struct platform_device bcm63xx_gpio_keys_device = { |
| 65 | + .name = "gpio-keys-polled", |
| 66 | + .id = 0, |
| 67 | + .dev.platform_data = &bcm63xx_gpio_keys_data, |
| 68 | +}; |
| 69 | + |
| 70 | /* |
| 71 | * third stage init callback, register all board devices. |
| 72 | */ |
| 73 | int __init board_register_devices(void) |
| 74 | { |
| 75 | + int button_count = 0; |
| 76 | + |
| 77 | if (board.has_uart0) |
| 78 | bcm63xx_uart_register(0); |
| 79 | |
| 80 | @@ -868,5 +905,16 @@ int __init board_register_devices(void) |
| 81 | |
| 82 | platform_device_register(&bcm63xx_gpio_leds); |
| 83 | |
| 84 | + /* count number of BUTTONs defined by this device */ |
| 85 | + while (button_count < ARRAY_SIZE(board.buttons) && board.buttons[button_count].desc) |
| 86 | + button_count++; |
| 87 | + |
| 88 | + if (button_count) { |
| 89 | + bcm63xx_gpio_keys_data.nbuttons = button_count; |
| 90 | + bcm63xx_gpio_keys_data.buttons = board.buttons; |
| 91 | + |
| 92 | + platform_device_register(&bcm63xx_gpio_keys_device); |
| 93 | + } |
| 94 | + |
| 95 | return 0; |
| 96 | } |
| 97 | --- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h |
| 98 | +++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h |
| 99 | @@ -3,6 +3,7 @@ |
| 100 | |
| 101 | #include <linux/types.h> |
| 102 | #include <linux/gpio.h> |
| 103 | +#include <linux/gpio_keys.h> |
| 104 | #include <linux/leds.h> |
| 105 | #include <bcm63xx_dev_enet.h> |
| 106 | #include <bcm63xx_dev_dsp.h> |
| 107 | @@ -57,6 +58,9 @@ struct board_info { |
| 108 | |
| 109 | /* GPIO LEDs */ |
| 110 | struct gpio_led leds[5]; |
| 111 | + |
| 112 | + /* Buttons */ |
| 113 | + struct gpio_keys_button buttons[4]; |
| 114 | }; |
| 115 | |
| 116 | #endif /* ! BOARD_BCM963XX_H_ */ |
| 117 | |
