[U-Boot] [PATCH 3/3] include: configs: imx6-engicam: Add recovery boot option

[Shyam Saini]

Combined with watchdog board reset mechanism, this can be used as recovery
boot option after bootlimit exceeds the configured value.

Signed-off-by: Shyam Saini <shyam.saini at amarulasolutions.com>
---
 include/configs/imx6-engicam.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/configs/imx6-engicam.h b/include/configs/imx6-engicam.h
index 7baa265934fb..571852d803ad 100644
--- a/include/configs/imx6-engicam.h
+++ b/include/configs/imx6-engicam.h
@@ -43,19 +43,30 @@
 	"fdt_addr=" FDT_ADDR "\0" \
 	"boot_fdt=try\0" \
 	"mmcpart=1\0" \
+	"recovery_device=0\0" \
+	"recovery_part=2\0" \
+	"recovery_root=/dev/mmcblk0p2 rootwait rw\0" \
 	"nandroot=ubi0:rootfs rootfstype=ubifs\0" \
 	"mmcautodetect=yes\0" \
 	"mmcargs=setenv bootargs console=${console},${baudrate} " \
 		"root=${mmcroot}\0" \
+	"recovery_mmcargs= setenv bootargs console=${console},${baudrate} "\
+		"root=${recovery_root}\0" \
 	"ubiargs=setenv bootargs console=${console},${baudrate} " \
 		"ubi.mtd=5 root=${nandroot} ${mtdparts}\0" \
 	"loadbootscript=" \
 		"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
 	"bootscript=echo Running bootscript from mmc ...; " \
 		"source\0" \
+	"recovery_loadimage=ext2load mmc ${recovery_device}:${recovery_part} ${loadaddr} ${image}\0" \
+	"recovery_loadfdt=ext2load mmc ${recovery_device}:${recovery_part} ${fdt_addr} ${fdt_file}\0" \
 	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
 	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
 	"loadfit=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${fit_image}\0" \
+	"altbootcmd=run recovery_boot\0"\
+	"recovery_boot=echo Recovery Boot from mmc ...; " \
+		"run recovery_loadimage ; run recovery_loadfdt; run recovery_mmcargs; "\
+		"bootm ${loadaddr} - ${fdt_addr}\0" \
 	"fitboot=echo Booting FIT image from mmc ...; " \
 		"run mmcargs; " \
 		"bootm ${loadaddr}\0" \
-- 
2.11.0