To enable automatic booting from SD card or eMMC the MMC devices 0 and 1 are added to the BOOT_TARGET_DEVICES.
Booting from SD card, eMMC, and DHCP are tried in sequence. A missing or failing device is gracefully handled.
Cc: Andreas Färber afaerber@suse.de Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- v2: Enhance commit message to clearly indicate how the boot targets are sequenced. v1: This is a resubmission of https://lists.denx.de/pipermail/u-boot/2017-April/287315.html where this patch was part of patch series which was no longer applicable. --- include/configs/meson-gxbb-common.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/include/configs/meson-gxbb-common.h b/include/configs/meson-gxbb-common.h index cc2b5b6..388f239 100644 --- a/include/configs/meson-gxbb-common.h +++ b/include/configs/meson-gxbb-common.h @@ -39,6 +39,8 @@ #include <config_distro_defaults.h>
#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 0) \ + func(MMC, mmc, 1) \ func(DHCP, dhcp, na)
#include <config_distro_bootcmd.h>