spi-tools: add new package

this package adds 2 tools that can be used to control spidev devices from userland

Signed-off-by: John Crispin <blogic@openwrt.org>

utils/spi-tools/Makefile

@@ -0,0 +1,48 @@
+#
+# Copyright (C) 2014-2015 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=spi-tools
+PKG_VERSION:=1
+
+PKG_RELEASE=$(PKG_SOURCE_VERSION)
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/cpb-/spi-tools.git
+PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE_VERSION:=cc6a41fdcec60610703ba6db488c621c64952898
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
+
+PKG_MAINTAINER:=John Crispin <blogic@openwrt.org>
+
+PKG_LICENSE:=GPL-2.0
+PKG_LICENSE_FILES:=
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/spi-tools
+  SECTION:=utils
+  CATEGORY:=Utilities
+  TITLE:=Command line SPI tools
+endef
+
+EXTRA_CFLAGS+=-DVERSION=\"$(PKG_SOURCE_VERSION)\"
+
+define Build/Compile
+	cd $(PKG_BUILD_DIR) ; \
+        $(TARGET_CC) $(TARGET_CFLAGS) $(EXTRA_CFLAGS) -Wall -Werror -o spi-config src/spi-config.c ; \
+        $(TARGET_CC) $(TARGET_CFLAGS) $(EXTRA_CFLAGS) -Wall -Werror -o spi-pipe src/spi-pipe.c
+endef
+
+define Package/spi-tools/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/spi-config $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/spi-pipe $(1)/usr/bin
+endef
+
+$(eval $(call BuildPackage,spi-tools))