From 5e43354ca1196bd9940f127b6e0042d2a28113a7 Mon Sep 17 00:00:00 2001
From: kszaq <kszaquitto@gmail.com>
Date: Sun, 5 May 2019 22:26:41 +0200
Subject: [PATCH] u-boot: explicitly enable decompression

u-boot defconfigs don't enable decompression routines
required if we want to use compressed kernel image.
Enable them to be able to compress kernel and run it.
---
 packages/tools/u-boot/package.mk | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/packages/tools/u-boot/package.mk b/packages/tools/u-boot/package.mk
index 6af7f48b80e..ebc74e6327c 100644
--- a/packages/tools/u-boot/package.mk
+++ b/packages/tools/u-boot/package.mk
@@ -33,6 +33,13 @@ case "$PROJECT" in
     ;;
 esac
 
+post_patch() {
+  if [ -n "$UBOOT_SYSTEM" ]; then
+    # Enable LZ4, LZO and LZMA decompression support
+    echo -e "CONFIG_LZ4=y\nCONFIG_LZO=y\nCONFIG_LZMA=y" >> "$PKG_BUILD/configs/$($ROOT/$SCRIPTS/uboot_helper $PROJECT $DEVICE $UBOOT_SYSTEM config)"
+  fi
+}
+
 make_target() {
   if [ -z "$UBOOT_SYSTEM" ]; then
     echo "UBOOT_SYSTEM must be set to build an image"