target/linux/brcm63xx/patches-3.3/100-reset_buttons.patch

   1 --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
   2 +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
   3 @@ -15,6 +15,8 @@
   4  #include <linux/mtd/partitions.h>
   5  #include <linux/mtd/physmap.h>
   6  #include <linux/ssb/ssb.h>
   7 +#include <linux/gpio_buttons.h>
   8 +#include <linux/input.h>
   9  #include <asm/addrspace.h>
  10  #include <bcm63xx_board.h>
  11  #include <bcm63xx_cpu.h>
  12 @@ -296,6 +298,16 @@ static struct board_info __initdata boar
  13                         .active_low     = 1,
  14                 },
  15         },
  16 +       .buttons = {
  17 +               {
  18 +                       .desc           = "reset",
  19 +                       .gpio           = 33,
  20 +                       .active_low     = 1,
  21 +                       .type           = EV_KEY,
  22 +                       .code           = KEY_RESTART,
  23 +                       .threshold      = 3,
  24 +               },
  25 +       },
  26  };
  27
  28  static struct board_info __initdata board_96348gw = {
  29 @@ -354,6 +366,16 @@ static struct board_info __initdata boar
  30                         .active_low     = 1,
  31                 },
  32         },
  33 +       .buttons = {
  34 +               {
  35 +                       .desc           = "reset",
  36 +                       .gpio           = 36,
  37 +                       .active_low     = 1,
  38 +                       .type           = EV_KEY,
  39 +                       .code           = KEY_RESTART,
  40 +                       .threshold      = 3,
  41 +               },
  42 +       },
  43  };
  44
  45  static struct board_info __initdata board_FAST2404 = {
  46 @@ -852,12 +874,23 @@ static struct platform_device bcm63xx_gp
  47         .dev.platform_data      = &bcm63xx_led_data,
  48  };
  49
  50 +static struct gpio_buttons_platform_data bcm63xx_gpio_buttons_data = {
  51 +       .poll_interval  = 20,
  52 +};
  53 +
  54 +static struct platform_device bcm63xx_gpio_buttons_device = {
  55 +       .name           = "gpio-buttons",
  56 +       .id             = 0,
  57 +       .dev.platform_data = &bcm63xx_gpio_buttons_data,
  58 +};
  59 +
  60  /*
  61   * third stage init callback, register all board devices.
  62   */
  63  int __init board_register_devices(void)
  64  {
  65         u32 val;
  66 +       int button_count = 0;
  67
  68         if (board.has_uart0)
  69                 bcm63xx_uart_register(0);
  70 @@ -912,5 +945,16 @@ int __init board_register_devices(void)
  71
  72         platform_device_register(&bcm63xx_gpio_leds);
  73
  74 +       /* count number of BUTTONs defined by this device */
  75 +       while (button_count < ARRAY_SIZE(board.buttons) && board.buttons[button_count].desc)
  76 +               button_count++;
  77 +
  78 +       if (button_count) {
  79 +               bcm63xx_gpio_buttons_data.nbuttons = button_count;
  80 +               bcm63xx_gpio_buttons_data.buttons = board.buttons;
  81 +
  82 +               platform_device_register(&bcm63xx_gpio_buttons_device);
  83 +       }
  84 +
  85         return 0;
  86  }
  87 --- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
  88 +++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
  89 @@ -3,6 +3,7 @@
  90
  91  #include <linux/types.h>
  92  #include <linux/gpio.h>
  93 +#include <linux/gpio_buttons.h>
  94  #include <linux/leds.h>
  95  #include <bcm63xx_dev_enet.h>
  96  #include <bcm63xx_dev_dsp.h>
  97 @@ -57,6 +58,9 @@ struct board_info {
  98
  99         /* GPIO LEDs */
 100         struct gpio_led leds[5];
 101 +
 102 +       /* Buttons */
 103 +       struct gpio_button buttons[4];
 104  };
 105
 106  #endif /* ! BOARD_BCM963XX_H_ */