From 5a26b77b90e1e8bbedaa6dcd2c6f595cf0880680 Mon Sep 17 00:00:00 2001
From: Peter Robinson <pbrobinson@gmail.com>
Date: Sat, 30 Mar 2019 01:09:06 +0000
Subject: [PATCH] Add config file check to see if we create kernel DT sym link
 to enable use of firmware DT

---
 10-devicetree.install | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/10-devicetree.install b/10-devicetree.install
index 752e5d0..3345391 100755
--- a/10-devicetree.install
+++ b/10-devicetree.install
@@ -9,6 +9,18 @@ KERNEL_VERSION="$2"
 #BOOT_DIR_ABS="$3"
 #KERNEL_IMAGE="$4"
 
+[ -f /etc/u-boot.conf ] && source /etc/u-boot.conf || true
+[ -z "$FIRMWAREDT" ] || FirmwareDT=$FIRMWAREDT
+
+if [[ $FirmwareDT == "True" ]]
+then
+	# if we want to use firmware DT we remove symlink to current kernel DT
+        if [ -h /boot/dtb ]; then
+            rm -f /boot/dtb
+        fi
+	exit 0
+fi
+
 # Setup a /boot/dtb -> /boot/dtb-$newest_kernel_version symlink so that
 # u-boot can find the correct dtb to load.
 #