From 53ba5ad791546c4f423457a85e57cd07864e3653 Mon Sep 17 00:00:00 2001
From: Eric Lee <eric.lee@embedian.com>
Date: Mon, 26 Oct 2015 16:35:29 +0800
Subject: [PATCH] Add SPI0 CS0 Lock Signal

---
 board/embedian/smarcfimx6/smarcfimx6.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/board/embedian/smarcfimx6/smarcfimx6.c b/board/embedian/smarcfimx6/smarcfimx6.c
index 4810cd2..0b48bde 100644
--- a/board/embedian/smarcfimx6/smarcfimx6.c
+++ b/board/embedian/smarcfimx6/smarcfimx6.c
@@ -1204,7 +1204,12 @@ int board_early_init_f(void)
 #endif
 
 #ifdef CONFIG_SYS_USE_SPINOR
-	setup_spinor();
+        /*Unlock SPI Flash*/
+        gpio_direction_output(IMX_GPIO_NR(4,20), 1);
+        udelay(100);
+        setup_spinor();
+        /*Lock SPI Flash and Free SPI0*/
+        gpio_direction_output(IMX_GPIO_NR(4,20), 0);
 #endif
 
         setup_spi1();
-- 
1.9.1