[U-Boot] [PATCH 4/4] arm64: ls2080ardb: Add sd_bootcmd for distro fallback in case of sdboot

[Shengzhou Liu]

Signed-off-by: Shengzhou Liu <Shengzhou.Liu at nxp.com>
---
 include/configs/ls2080ardb.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/include/configs/ls2080ardb.h b/include/configs/ls2080ardb.h
index b309d79586..9458fda173 100644
--- a/include/configs/ls2080ardb.h
+++ b/include/configs/ls2080ardb.h
@@ -361,6 +361,12 @@ unsigned long get_board_sys_clk(void);
 	"esbc_validate 0x20700000 && "		\
 	"esbc_validate 0x20740000;"		\
 	"fsl_mc start mc 0x20a00000 0x20e00000 \0"
+#elif defined(CONFIG_SD_BOOT)
+#define MC_INIT_CMD                             \
+	"mcinitcmd=mmcinfo;mmc read 0x80000000 0x5000 0x800;" \
+        "mmc read 0x80100000 0x7000 0x800;"	\
+        "fsl_mc start mc 0x80000000 0x80100000\0" \
+        "mcmemsize=0x70000000\0"
 #else
 #define MC_INIT_CMD				\
 	"mcinitcmd=env exists secureboot && "	\
@@ -391,7 +397,13 @@ unsigned long get_board_sys_clk(void);
 	"fdt_addr_r=0x90000000\0"		\
 	"load_addr=0xa0000000\0"		\
 	"kernel_size=0x2800000\0"		\
+	"kernel_addr_sd=0x8000\0"		\
+	"kernel_size_sd=0x14000\0"		\
 	"console=ttyAMA0,38400n8\0"		\
+	"sd_bootcmd=echo Trying load from SD ..;" \
+	"mmcinfo; mmc read $load_addr "		\
+	"$kernel_addr_sd $kernel_size_sd; "	\
+	"bootm $load_addr#$board\0"		\
 	MC_INIT_CMD				\
 	BOOTENV					\
 	"boot_scripts=ls2088ardb_boot.scr\0"	\
@@ -446,6 +458,11 @@ unsigned long get_board_sys_clk(void);
 			"fsl_mc lazyapply dpl 0x20d00000; "		\
 			"run distro_bootcmd;run qspi_bootcmd; "		\
 			"env exists secureboot && esbc_halt; "
+#elif defined(CONFIG_SD_BOOT)						\
+			"env exists mcinitcmd && run mcinitcmd "	\
+			"&& mmcinfo && mmc read 0x88000000 0x6800 0x800 " \
+			"&& fsl_mc apply dpl 0x88000000;"		\
+			"run distro_bootcmd;run sd_bootcmd"
 #else
 /* Try to boot an on-NOR kernel first, then do normal distro boot */
 #define CONFIG_BOOTCOMMAND						\
-- 
2.14.1