From: Fabio Estevam festevam@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 festevam@gmail.com Signed-off-by: Otavio Salvador otavio@ossystems.com.br ---
board/technexion/pico-imx7d/spl.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/board/technexion/pico-imx7d/spl.c b/board/technexion/pico-imx7d/spl.c index c55a35d864..8955622b81 100644 --- a/board/technexion/pico-imx7d/spl.c +++ b/board/technexion/pico-imx7d/spl.c @@ -21,6 +21,10 @@ #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