--- u-boot-master.diff	2020-11-22 22:08:08.994086000 +0100
+++ u-boot-tinker.diff	2020-11-22 22:03:18.667555000 +0100
@@ -1,15 +1,24 @@
-diff -urN u-boot-master.orig/Makefile u-boot-master/Makefile
---- u-boot-master.orig/Makefile	2020-11-22 22:08:02.483997000 +0100
-+++ u-boot-master/Makefile	2020-11-22 21:46:17.044860000 +0100
-@@ -89,6 +89,11 @@
- UBOOT_METADATA_IMX6_RAW_OFFSET=	2
- UBOOT_METADATA_IMX6_RAW_BS=	512
- 
-+# Override for RK3288 family
-+UBOOT_PLIST_RK3288=     idbloader.img u-boot.img
-+UBOOT_ARCH_RK3288=      arm
-+UBOOT_METADATA_RK3288_FILES= ${WRKSRC}/spl/u-boot-spl.bin
+diff -urN u-boot-tinker.orig/Makefile u-boot-tinker/Makefile
+--- u-boot-tinker.orig/Makefile	1970-01-01 01:00:00.000000000 +0100
++++ u-boot-tinker/Makefile	2020-11-22 20:38:16.496454000 +0100
+@@ -0,0 +1,9 @@
++# $FreeBSD$
 +
- # Override for RK3328 family
- UBOOT_PLIST_RK3328=	idbloader.img u-boot.itb
- UBOOT_ARCH_RK3328=	aarch64
++MASTERDIR=	${.CURDIR}/../u-boot-master
++
++MODEL=		tinker
++BOARD_CONFIG=	tinker-rk3288_defconfig
++FAMILY=		rk3288
++
++.include "${MASTERDIR}/Makefile"
+diff -urN u-boot-tinker.orig/pkg-descr u-boot-tinker/pkg-descr
+--- u-boot-tinker.orig/pkg-descr	1970-01-01 01:00:00.000000000 +0100
++++ u-boot-tinker/pkg-descr	2020-11-22 20:39:10.658421000 +0100
+@@ -0,0 +1,7 @@
++U-Boot loader for Tinker Board 
++
++To install this bootloader on an sdcard just do:
++dd if=/usr/local/share/u-boot/u-boot-tinker/idbloader.img of=/path/to/sdcarddevice seek=64 bs=512 conv=sync
++dd if=/usr/local/share/u-boot/u-boot-tinker/u-boot.img of=/path/to/sdcarddevice seek=16384 bs=512 conv=sync
++
++WWW: https://www.denx.de/wiki/U-Boot