pico-imx7d: Provide a way to escape the Falcon mode

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>
This commit is contained in:
Fabio Estevam 2019-09-11 14:30:28 -03:00 committed by Stefano Babic
parent 26e85def4c
commit b446ce2977

View file

@ -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