HW23: Set environnement to boot from ostree image

BugzID: 57825

include/configs/imx8_nmhw23.h

@@ -214,28 +214,17 @@
 			"else " \
 				"booti; " \
 			"fi;" \
-		"fi;\0"
-
-/*
-#define CONFIG_BOOTCOMMAND \
-	   "mmc dev ${mmcdev}; if mmc rescan; then " \
-		   "if run loadbootscript; then " \
-			   "run bootscript; " \
-		   "else " \
-			   "if test ${sec_boot} = yes; then " \
-				   "if run loadcntr; then " \
-					   "run mmcboot; " \
-				   "else run netboot; " \
-				   "fi; " \
-			    "else " \
-				   "if run loadimage; then " \
-					   "run mmcboot; " \
-				   "else run netboot; " \
-				   "fi; " \
-			 "fi; " \
-		   "fi; " \
-	   "else booti ${loadaddr} - ${fdt_addr}; fi"
-*/
+		"fi;\0" \
+		"bootcmd=run bootcmd_otenv; run bootcmd_rd_in_mmc\0" \
+		"bootcmd_otenv=ext4load mmc 0:1 $loadaddr /boot/loader/uEnv.txt; " \
+			"env import -t $loadaddr $filesize; " \
+			"setenv bootargs $bootargs root=/dev/ram0 console=$console,115200 " \
+			"rw ostree_root=/dev/mmcblk0p1\0" \
+		"bootcmd_rd_in_mmc=ext4load mmc 0:1 $kernel_addr_r /boot$kernel_image; " \
+			"bootm $kernel_addr_r\0" \
+		"bootm_size=0x10000000\0" \
+		"initrd_high=0x8d000000\0" \
+		"kernel_addr_r=0x90000000\0"
 
 /* Link Definitions */
 #define CONFIG_LOADADDR			0x80280000