From: Fabio Estevam <feste...@gmail.com>

When CONFIG_SPL_OS_BOOT is selected, it is still convenient to be able
to escape from Falcon mode and boot to U-Boot proper.

Add a mechanism that allows booting in U-Boot proper when the
key 'c' is entered on console at boot time.

Signed-off-by: Fabio Estevam <feste...@gmail.com>
Signed-off-by: Otavio Salvador <ota...@ossystems.com.br>
---

 board/technexion/pico-imx6ul/spl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/board/technexion/pico-imx6ul/spl.c 
b/board/technexion/pico-imx6ul/spl.c
index 284aa40db6..7f520beeb0 100644
--- a/board/technexion/pico-imx6ul/spl.c
+++ b/board/technexion/pico-imx6ul/spl.c
@@ -19,6 +19,10 @@
 #ifdef CONFIG_SPL_OS_BOOT
 int spl_start_uboot(void)
 {
+       /* Break into full U-Boot on 'c' */
+       if (serial_tstc() && serial_getc() == 'c')
+               return 1;
+
        return 0;
 }
 #endif
-- 
2.23.0

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