Merge from bittboy/buildroot@db180c0

board/lego/ev3/genimage.cfg

@@ -0,0 +1,65 @@
+# LEGO MINDSTORMS EV3 can boot from a 16MB flash or from a microSD card.
+# The U-Boot bootloader from the flash is always used, even when booting
+# from a microSD card.
+
+# The Flash image
+
+flash nor-16M-256 {
+	pebsize = 4096
+	numpebs = 4096
+	minimum-io-unit-size = 256
+}
+
+image flash.bin {
+	flash {
+	}
+	flashtype = "nor-16M-256"
+	partition uboot {
+		image = "u-boot.bin"
+		size = 256K
+	}
+	partition dtb {
+		image = "da850-lego-ev3.dtb"
+		size = 64K
+		offset = 0x40000
+	}
+	partition uimage {
+		image = "uImage"
+		size = 4M
+		offset = 0x50000
+	}
+	partition rootfs {
+		image = "rootfs.squashfs"
+		size = 10M
+		offset = 0x450000
+	}
+}
+
+# The SD card image
+
+image boot.vfat {
+	vfat {
+		file uImage {
+			image = "uImage"
+		}
+		file da850-lego-ev3.dtb {
+			image = "da850-lego-ev3.dtb"
+		}
+	}
+	size = 16M
+}
+
+image sdcard.img {
+	hdimage {
+	}
+	partition boot {
+		partition-type = 0xC
+		bootable = "true"
+		image = "boot.vfat"
+		offset = 4M
+	}
+	partition rootfs {
+		partition-type = 0x83
+		image = "rootfs.ext2"
+	}
+}