board/orangepi/orangepi-lite: switch to extlinux

Switch to extlinux instead of U-Boot boot script. Drop custom
boot script and genimage config. Instead use common orangepi
files from board/orangepi/common.

Signed-off-by: Jan Kraval <jan.kraval@gmail.com>
Signed-off-by: Romain Naour <romain.naour@smile.fr>

board/orangepi/orangepi-lite/boot.cmd

@@ -1,8 +0,0 @@
-setenv fdt_high ffffffff
-
-setenv bootargs console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rootwait
-
-fatload mmc 0 $kernel_addr_r zImage
-fatload mmc 0 $fdt_addr_r sun8i-h3-orangepi-lite.dtb
-
-bootz $kernel_addr_r - $fdt_addr_r

board/orangepi/orangepi-lite/genimage.cfg

@@ -1,37 +0,0 @@
-# Minimal SD card image for the OrangePi Lite
-#
-image boot.vfat {
-	vfat {
-		files = {
-			"zImage",
-			"sun8i-h3-orangepi-lite.dtb",
-			"boot.scr"
-		}
-	}
-
-	size = 10M
-}
-
-image sdcard.img {
-	hdimage {
-	}
-
-	partition u-boot {
-		in-partition-table = "no"
-		image = "u-boot-sunxi-with-spl.bin"
-		offset = 8K
-		size = 1016K # 1MB - 8KB
-	}
-
-	partition boot {
-		partition-type = 0xC
-		bootable = "true"
-		image = "boot.vfat"
-	}
-
-	partition rootfs {
-		partition-type = 0x83
-		image = "rootfs.ext4"
-		size = 512M
-	}
-}