[source] uboot-sunxi: enable parallel build

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/fbe3e22507cc6e32e31f0bfbd60f4e5b0718fb1b

commit fbe3e22507cc6e32e31f0bfbd60f4e5b0718fb1b
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Thu Jan 5 10:58:00 2017 +0100

    uboot-sunxi: enable parallel build
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/boot/uboot-sunxi/Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/package/boot/uboot-sunxi/Makefile b/package/boot/uboot-sunxi/Makefile
index cb9935b..bc80dcf 100644
--- a/package/boot/uboot-sunxi/Makefile
+++ b/package/boot/uboot-sunxi/Makefile
@@ -18,6 +18,8 @@ PKG_MAINTAINER:=Zoltan HERPAI <wigyori at uid0.hu>
 PKG_LICENSE:=GPL-2.0 GPL-2.0+
 PKG_LICENSE_FILES:=Licenses/README
 
+PKG_BUILD_PARALLEL:=1
+
 PKG_BUILD_DIR:=$(KERNEL_BUILD_DIR)/$(PKG_NAME)-$(BUILD_VARIANT)/$(PKG_NAME)-$(PKG_VERSION)
 
 include $(INCLUDE_DIR)/package.mk