From 55a3ef714f9867a9b2e18851cfdca906698e8c2f Mon Sep 17 00:00:00 2001
From: Vikas Manocha
Date: Sun, 28 May 2017 12:55:13 -0700
Subject: spl: stm32f7: add kernel boot support

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
---
 board/st/stm32f746-disco/stm32f746-disco.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'board/st')

diff --git a/board/st/stm32f746-disco/stm32f746-disco.c b/board/st/stm32f746-disco/stm32f746-disco.c
index 87fa5eb48e2..2bb0f02c968 100644
--- a/board/st/stm32f746-disco/stm32f746-disco.c
+++ b/board/st/stm32f746-disco/stm32f746-disco.c
@@ -91,6 +91,15 @@ int board_early_init_f(void)
 #endif
 
 #ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_SPL_OS_BOOT
+int spl_start_uboot(void)
+{
+	debug("SPL: booting kernel\n");
+	/* break into full u-boot on 'c' */
+	return serial_tstc() && serial_getc() == 'c';
+}
+#endif
+
 int spl_dram_init(void)
 {
 	struct udevice *dev;
-- 
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