enable USB keyboard for raspberry pi

target/arm/sys-available/raspberry-pi

@@ -11,6 +11,7 @@ config ADK_TARGET_SYSTEM_RASPBERRY_PI
 	select ADK_TARGET_WITH_MMC
 	select ADK_TARGET_WITH_VGA
 	select ADK_TARGET_WITH_USB
+	select ADK_TARGET_WITH_INPUT
 	help
 	  Raspberry PI
 

target/linux/config/Config.in.input

@@ -16,6 +16,7 @@ config ADK_KERNEL_INPUT
 	default y if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
 	default y if ADK_TARGET_SYSTEM_SHUTTLE_SA76
 	default y if ADK_TARGET_SYSTEM_SHARP_ZAURUS
+	default y if ADK_TARGET_SYSTEM_RASPBERRY_PI
 	default n
 
 config ADK_KERNEL_KEYBOARD_GPIO
@@ -58,6 +59,7 @@ config ADK_KERNEL_INPUT_KEYBOARD
 	default y if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
 	default y if ADK_TARGET_SYSTEM_SHUTTLE_SA76
 	default y if ADK_TARGET_SYSTEM_SHARP_ZAURUS
+	default y if ADK_TARGET_SYSTEM_RASPBERRY_PI
 	default n
 
 config ADK_KERNEL_KEYBOARD_ATKBD
@@ -127,6 +129,7 @@ config ADK_KPACKAGE_KMOD_USB_HID
 	depends on ADK_PACKAGE_KMOD_USB_CONTROLLER
         depends on !ADK_TARGET_SYSTEM_FOXBOARD_LX
 	depends on ADK_TARGET_WITH_USB
+	default y if ADK_TARGET_SYSTEM_RASPBERRY_PI
 	default n
 
 config ADK_KPACKAGE_KMOD_KEYBOARD_ATKBD