[kirkwood] Adds leds and gpio keys support for Iomega iConnect.

Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23682 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/kirkwood/patches/200-iconnect.patch b/target/linux/kirkwood/patches/200-iconnect.patch
index fd1e486..1be792b 100644 (file)
--- a/target/linux/kirkwood/patches/200-iconnect.patch
+++ b/target/linux/kirkwood/patches/200-iconnect.patch
@@ -23,9 +23,19 @@
  endmenu
  
  endif
+--- a/arch/arm/mach-kirkwood/mpp.h
++++ b/arch/arm/mach-kirkwood/mpp.h 
+@@ -103,6 +103,7 @@
+ #define MPP11_SATA0_ACTn      MPP( 11, 0x5, 0, 1, 0,   1,   1,   1    )
+ 
+ #define MPP12_GPO             MPP( 12, 0x0, 0, 1, 1,   1,   1,   1    )
++#define MPP12_GPIO            MPP( 12, 0x0, 1, 1, 1,   1,   1,   1    )
+ #define MPP12_SD_CLK          MPP( 12, 0x1, 0, 1, 1,   1,   1,   1    )
+ 
+ #define MPP13_GPIO            MPP( 13, 0x0, 1, 1, 1,   1,   1,   1    )
 --- /dev/null 
 +++ b/arch/arm/mach-kirkwood/iconnect-setup.c 
-@@ -0,0 +1,95 @@
+@@ -1,0 +1,190 @@
 +/*
 + * arch/arm/mach-kirkwood/iconnect-setup.c
 + *
@@ -43,6 +53,10 @@
 +#include <linux/mtd/partitions.h>
 +#include <linux/mv643xx_eth.h>
 +#include <linux/ethtool.h>
++#include <linux/gpio.h>
++#include <linux/gpio_keys.h>
++#include <linux/input.h>
++#include <linux/leds.h>
 +#include <asm/mach-types.h>
 +#include <asm/mach/arch.h>
 +#include <mach/kirkwood.h>
@@ -73,12 +87,100 @@
 +      .phy_addr       = MV643XX_ETH_PHY_ADDR(11),
 +};
 +
++static struct gpio_led iconnect_led_pins[] = {
++      {
++              .name                   = "iconnect:blue:power",
++              .default_trigger        = "default-on",
++              .gpio                   = 42,
++      },
++      {
++              .name                   = "iconnect:red:power",
++              .gpio                   = 43,
++      },
++      {
++              .name                   = "iconnect:blue:usb1",
++              .gpio                   = 44,
++      },
++      {
++              .name                   = "iconnect:blue:usb2",
++              .gpio                   = 45,
++      },
++      {
++              .name                   = "iconnect:blue:usb3",
++              .gpio                   = 46,
++      },
++      {
++              .name                   = "iconnect:blue:usb4",
++              .gpio                   = 47,
++      },
++      {
++              .name                   = "iconnect:blue:otb",
++              .gpio                   = 48,
++      },
++};
++
++static struct gpio_led_platform_data iconnect_led_data = {
++      .leds           = iconnect_led_pins,
++      .num_leds       = ARRAY_SIZE(iconnect_led_pins),
++};
++
++static struct platform_device iconnect_leds = {
++      .name   = "leds-gpio",
++      .id     = -1,
++      .dev    = {
++              .platform_data  = &iconnect_led_data,
++      }
++};
++
++#define ICONNECT_GPIO_KEY_RESET               12
++#define ICONNECT_GPIO_KEY_OTB         35
++
++#define ICONNECT_SW_RESET             0x00
++#define ICONNECT_SW_OTB                       0x01
++
++static struct gpio_keys_button iconnect_buttons[] = {
++              {
++              .type           = EV_SW,
++              .code           = ICONNECT_SW_RESET,
++              .gpio           = ICONNECT_GPIO_KEY_RESET,
++              .desc           = "Reset Button",
++              .active_low     = 1,
++              .debounce_interval = 100,
++              }, 
++              {
++              .type           = EV_SW,
++              .code           = ICONNECT_SW_OTB,
++              .gpio           = ICONNECT_GPIO_KEY_OTB,
++              .desc           = "OTB Button",
++              .active_low     = 1,
++              .debounce_interval = 100,
++              },
++};
++
++static struct gpio_keys_platform_data iconnect_button_data = {
++      .buttons        = iconnect_buttons,
++      .nbuttons       = ARRAY_SIZE(iconnect_buttons),
++};
++
++static struct platform_device iconnect_button_device = {
++      .name      = "gpio-keys",
++      .id          = -1,
++      .num_resources  = 0,
++      .dev        =   {
++                                      .platform_data  = &iconnect_button_data,
++                                      },
++};
++
 +static unsigned int iconnect_mpp_config[] __initdata = {
-+      MPP8_TW_SDA,
-+      MPP9_TW_SCK,
-+      MPP10_UART0_TXD,
-+      MPP11_UART0_RXD,
-+      MPP28_GPIO,
++      MPP12_GPIO, /*Input for reset button*/
++      MPP35_GPIO, /*Input for OTB button*/
++      MPP42_GPIO,
++      MPP43_GPIO,
++      MPP44_GPIO,
++      MPP45_GPIO,
++      MPP46_GPIO,
++      MPP47_GPIO,
++      MPP48_GPIO,
 +      0
 +};
 +
@@ -100,6 +202,9 @@
 +
 +      kirkwood_uart0_init();
 +      kirkwood_i2c_init();
++
++      platform_device_register(&iconnect_leds);
++      platform_device_register(&iconnect_button_device);
 +}
 +
 +static int __init iconnect_pci_init(void)