From 34cd2c20de45bc86cb78b86324a4889bd577fcf7 Mon Sep 17 00:00:00 2001
From: Peter Robinson <pbrobinson@gmail.com>
Date: Sat, 4 Nov 2017 12:17:35 +0000
Subject: [PATCH] Add a architecture check for the DT kernel setup

---
 10-devicetree.install | 61 +++++++++++++++++++++++--------------------
 sources               |  2 +-
 2 files changed, 34 insertions(+), 29 deletions(-)

diff --git a/10-devicetree.install b/10-devicetree.install
index 72bcf2a..76b7d26 100755
--- a/10-devicetree.install
+++ b/10-devicetree.install
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+# set -x
+
 COMMAND="$1"
 KERNEL_VERSION="$2"
 #BOOT_DIR_ABS="$3"
@@ -17,33 +19,36 @@ KERNEL_VERSION="$2"
 # device progresses, it should never make backward incompatible changes.
 # So it should always be safe to use a newer dtb with an older kernel.
 
-list_dtb_versions() {
-    excluded_version="$1"
-    for dtbdir in /boot/dtb-*; do
-        dtbver=${dtbdir#*-}
-	if [ "$dtbver" != "$excluded_version" ]; then
-	    echo $dtbver
-	fi
-    done
-}
+if [[ "$(uname -m)" == arm* || "$(uname -m)" == aarch64 ]]; then
 
-setup_dtb_link() {
-    ver=`list_dtb_versions $1 | sort -r --sort=version | head -1`
-    if [ -h /boot/dtb ]; then
-        rm -f /boot/dtb
-    fi
-    ln -s dtb-$ver /boot/dtb
-}
+    list_dtb_versions() {
+        excluded_version="$1"
+        for dtbdir in /boot/dtb-*; do
+            dtbver=${dtbdir#*-}
+            if [ "$dtbver" != "$excluded_version" ]; then
+                echo $dtbver
+            fi
+        done
+    }
 
-ret=0
-case "$COMMAND" in
-    add)
-        setup_dtb_link
-        ret=$?
-	;;
-    remove)
-        setup_dtb_link $KERNEL_VERSION
-        ret=$?
-	;;
-esac
-exit $ret
+    setup_dtb_link() {
+        ver=`list_dtb_versions $1 | sort -r --sort=version | head -1`
+        if [ -h /boot/dtb ]; then
+            rm -f /boot/dtb
+        fi
+        ln -s dtb-$ver /boot/dtb
+    }
+
+    ret=0
+    case "$COMMAND" in
+        add)
+            setup_dtb_link
+            ret=$?
+	    ;;
+        remove)
+            setup_dtb_link $KERNEL_VERSION
+            ret=$?
+	    ;;
+    esac
+    exit $ret
+fi
diff --git a/sources b/sources
index e2451a9..4cd1c57 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (u-boot-2017.11-rc2.tar.bz2) = 881c53e2888a591046d033e06631a2011aef3afb9e809b3419653e2595ebc362b855c43efbb67813fb815673df1e7692f27ce11334353527cb0cb94bc2057672
+SHA512 (u-boot-2017.11-rc3.tar.bz2) = 3bc05d9b9c65dac0be2945e2909556655a2b02bc3b720f67af8ae30c08f08a97c91d9da0e99596178190056ef2fe33a88223048a82125d9e2b539342d06dff0f