armv8: ls2080ardb: Add sd_bootcmd for distro fallback in case of sdboot

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

include/configs/ls2080ardb.h

@@ -349,6 +349,17 @@ 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;"	\
+	"env exists secureboot && "		\
+	"mmc read 0x80700000 0x3800 0x10 && "	\
+	"mmc read 0x80740000 0x3A00 0x10 && "	\
+	"esbc_validate 0x80700000 && "		\
+	"esbc_validate 0x80740000 ;"		\
+	"fsl_mc start mc 0x80000000 0x80100000\0" \
+	"mcmemsize=0x70000000\0"
 #else
 #define MC_INIT_CMD				\
 	"mcinitcmd=env exists secureboot && "	\
@@ -379,8 +390,14 @@ 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"		\
 	"mcmemsize=0x70000000\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"	\
@@ -409,9 +426,6 @@ unsigned long get_board_sys_clk(void);
 			"${scripthdraddr} ${prefix}${boot_script_hdr} "	\
 			"&& esbc_validate ${scripthdraddr};"	\
 		"source ${scriptaddr}\0"			\
-	"installer=load mmc 0:2 $load_addr "			\
-		"/flex_installer_arm64.itb; "			\
-		"bootm $load_addr#ls2088ardb\0"			\
 	"qspi_bootcmd=echo Trying load from qspi..;"		\
 		"sf probe && sf read $load_addr "		\
 		"$kernel_start $kernel_size ; env exists secureboot &&"	\
@@ -433,16 +447,27 @@ unsigned long get_board_sys_clk(void);
 			"&& esbc_validate 0x20780000; "			\
 			"env exists mcinitcmd && "			\
 			"fsl_mc lazyapply dpl 0x20d00000; "		\
-			"run distro_bootcmd;run qspi_bootcmd; "		\
-			"env exists secureboot && esbc_halt; "
+			"run distro_bootcmd;env exists secureboot "	\
+			" && esbc_halt;run qspi_bootcmd; "
+#elif defined(CONFIG_SD_BOOT)
+/* Try to boot an on-SD kernel first, then do normal distro boot */
+#define CONFIG_BOOTCOMMAND						\
+			"env exists mcinitcmd && env exists secureboot "\
+			"&& mmcinfo && mmc read $load_addr 0x3c00 0x800 " \
+			"&& esbc_validate $load_addr; "			\
+			"env exists mcinitcmd && run mcinitcmd "	\
+			"&& mmc read 0x88000000 0x6800 0x800 "		\
+			"&& fsl_mc lazyapply dpl 0x88000000; "		\
+			"run distro_bootcmd;env exists secureboot "	\
+			"&& esbc_halt;run sd_bootcmd;"
 #else
 /* Try to boot an on-NOR kernel first, then do normal distro boot */
 #define CONFIG_BOOTCOMMAND						\
 			"env exists mcinitcmd && env exists secureboot "\
 			"&& esbc_validate 0x580780000; env exists mcinitcmd "\
 			"&& fsl_mc lazyapply dpl 0x580d00000;"		\
-			"run distro_bootcmd;run nor_bootcmd; "		\
-			"env exists secureboot && esbc_halt; "
+			"run distro_bootcmd; env exists secureboot "	\
+			"&& esbc_halt; run nor_bootcmd;"
 #endif
 
 /* MAC/PHY configuration */