rk29sdk: add usb detect support

diff --git a/arch/arm/mach-rk29/board-rk29sdk.c b/arch/arm/mach-rk29/board-rk29sdk.c
index 68455afb20eeb866251320cbcca1e8620d139a84..e22a6befc51a7db290e7ef6bb4de4c869811f8c7 100755 (executable)
--- a/arch/arm/mach-rk29/board-rk29sdk.c
+++ b/arch/arm/mach-rk29/board-rk29sdk.c
@@ -1915,6 +1915,8 @@ static void __init machine_rk29_board_init(void)
        rk29sdk_wifi_bt_gpio_control_init();
        rk29sdk_init_wifi_mem();
 #endif
+
+       board_usb_detect_init(RK29_PIN0_PA0, IRQF_TRIGGER_FALLING);
 }
 
 static void __init machine_rk29_fixup(struct machine_desc *desc, struct tag *tags,