powerpc: wii_defconfig: Enable GPIO-related options

Now that there's a GPIO driver for the Wii, let's enable the following
drivers:

- the GPIO driver itself
- gpio-keys
- gpio-poweroff
- gpio-leds and a few LED triggers
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/configs/wii_defconfig

@@ -58,6 +58,7 @@ CONFIG_INPUT_FF_MEMLESS=m
 CONFIG_INPUT_JOYDEV=y
 CONFIG_INPUT_EVDEV=y
 # CONFIG_KEYBOARD_ATKBD is not set
+CONFIG_KEYBOARD_GPIO=y
 # CONFIG_MOUSE_PS2 is not set
 CONFIG_INPUT_JOYSTICK=y
 CONFIG_INPUT_MISC=y
@@ -72,6 +73,9 @@ CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_GPIO=y
 CONFIG_GPIOLIB=y
 CONFIG_GPIO_SYSFS=y
+CONFIG_GPIO_HLWD=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_GPIO=y
 # CONFIG_HWMON is not set
 CONFIG_SSB_DEBUG=y
 CONFIG_FB=y
@@ -89,6 +93,12 @@ CONFIG_HID_APPLE=m
 CONFIG_HID_WACOM=m
 CONFIG_MMC=y
 CONFIG_MMC_SDHCI=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_PANIC=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_GENERIC=y
 CONFIG_EXT2_FS=y