target/linux/ixp4xx/patches-2.6.28/193-cambria_pld_gpio.patch

   1 --- a/arch/arm/mach-ixp4xx/cambria-setup.c
   2 +++ b/arch/arm/mach-ixp4xx/cambria-setup.c
   3 @@ -12,11 +12,14 @@
   4   */
   5
   6  #include <linux/device.h>
   7 +#include <linux/gpio_buttons.h>
   8  #include <linux/i2c.h>
   9  #include <linux/i2c-gpio.h>
  10  #include <linux/i2c/at24.h>
  11 +#include <linux/i2c/gw_i2c_pld.h>
  12  #include <linux/if_ether.h>
  13  #include <linux/init.h>
  14 +#include <linux/input.h>
  15  #include <linux/kernel.h>
  16  #include <linux/leds.h>
  17  #include <linux/memory.h>
  18 @@ -323,6 +326,39 @@ static struct platform_device cambria_us
  19         },
  20  };
  21
  22 +static struct gw_i2c_pld_platform_data gw_i2c_pld_data0 = {
  23 +       .gpio_base      = 16,
  24 +       .nr_gpio        = 8,
  25 +};
  26 +
  27 +static struct gw_i2c_pld_platform_data gw_i2c_pld_data1 = {
  28 +       .gpio_base      = 24,
  29 +       .nr_gpio        = 2,
  30 +};
  31 +
  32 +
  33 +static struct gpio_button cambria_gpio_buttons[] = {
  34 +       {
  35 +               .desc           = "user",
  36 +               .type           = EV_KEY,
  37 +               .code           = BTN_0,
  38 +               .threshold      = 2,
  39 +               .gpio           = 25,
  40 +       }
  41 +};
  42 +
  43 +static struct gpio_buttons_platform_data cambria_gpio_buttons_data = {
  44 +       .poll_interval  = 500,
  45 +       .nbuttons       = 1,
  46 +       .buttons        = cambria_gpio_buttons,
  47 +};
  48 +
  49 +static struct platform_device cambria_gpio_buttons_device = {
  50 +       .name                   = "gpio-buttons",
  51 +       .id                     = -1,
  52 +       .dev.platform_data      = &cambria_gpio_buttons_data,
  53 +};
  54 +
  55  static struct platform_device *cambria_devices[] __initdata = {
  56         &cambria_i2c_gpio,
  57         &cambria_flash,
  58 @@ -331,6 +367,11 @@ static struct platform_device *cambria_d
  59
  60  static void __init cambria_gw23xx_setup(void)
  61  {
  62 +       cambria_gpio_resources[0].start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) |\
  63 +                                                                                                                                               (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12);
  64 +       cambria_gpio_resources[0].end = cambria_gpio_resources[0].start;
  65 +
  66 +       platform_device_register(&cambria_gpio);
  67         platform_device_register(&cambria_npec_device);
  68         platform_device_register(&cambria_npea_device);
  69  }
  70 @@ -377,7 +418,8 @@ static void __init cambria_gw2358_setup(
  71         cambria_optional_uart_data[1].membase   = (void __iomem *)ioremap(0x53F80000, 0x0fff);
  72         cambria_optional_uart_data[1].irq               = IRQ_IXP4XX_GPIO4;
  73
  74 -       cambria_gpio_resources[0].start = (1 << 14);
  75 +       cambria_gpio_resources[0].start = (1 << 14) | (1 << 16) | (1 << 17) | (1 << 18) |\
  76 +                                                                                                                                               (1 << 19) | (1 << 20) | (1 << 24) | (1 << 25);
  77         cambria_gpio_resources[0].end = cambria_gpio_resources[0].start;
  78
  79         platform_device_register(&cambria_gpio);
  80 @@ -391,7 +433,12 @@ static void __init cambria_gw2358_setup(
  81
  82         platform_device_register(&cambria_pata);
  83
  84 +       cambria_gpio_leds[0].gpio = 24;
  85 +       platform_device_register(&cambria_gpio_leds_device);
  86 +
  87         platform_device_register(&cambria_latch_leds_device);
  88 +
  89 +       platform_device_register(&cambria_gpio_buttons_device);
  90  }
  91
  92  static struct cambria_board_info cambria_boards[] __initdata = {
  93 @@ -460,6 +507,14 @@ static struct i2c_board_info __initdata
  94                 I2C_BOARD_INFO("24c08", 0x51),
  95                 .platform_data  = &cambria_eeprom_info
  96         },
  97 +       {
  98 +               I2C_BOARD_INFO("gw_i2c_pld", 0x56),
  99 +               .platform_data  = &gw_i2c_pld_data0,
 100 +       },
 101 +       {
 102 +               I2C_BOARD_INFO("gw_i2c_pld", 0x57),
 103 +               .platform_data  = &gw_i2c_pld_data1,
 104 +       },
 105  };
 106
 107  static void __init cambria_init(void)