From a1903c18db13e740e6bedb8955b3272dce5104e1 Mon Sep 17 00:00:00 2001
From: Leo Wen <leo.wen@rock-chips.com>
Date: Tue, 25 Jul 2017 20:47:47 +0800
Subject: [PATCH] rockchip: firefly: Add "usb start" to auto-start USB device

Add "preboot=usb start" to ROCKCHIP_DEVICE_SETTINGS,you don't
need to input "usb start" in command line of u-boot console,it
can auto-start the USB device,after that usb keyboard can work.

Signed-off-by: Leo Wen <leo.wen@rock-chips.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
---
 include/configs/firefly-rk3288.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/configs/firefly-rk3288.h b/include/configs/firefly-rk3288.h
index 2b0ac9e..d6bb9f6 100644
--- a/include/configs/firefly-rk3288.h
+++ b/include/configs/firefly-rk3288.h
@@ -10,7 +10,8 @@
 #define ROCKCHIP_DEVICE_SETTINGS \
 		"stdin=serial,usbkbd\0" \
 		"stdout=serial,vidconsole\0" \
-		"stderr=serial,vidconsole\0"
+		"stderr=serial,vidconsole\0" \
+		"preboot=usb start\0"
 
 #include <configs/rk3288_common.h>