add afboot-stm32 as bootloader for stm32 devices

package/afboot-stm32/Makefile

@@ -0,0 +1,25 @@
+# This file is part of the OpenADK project. OpenADK is copyrighted
+# material, please see the LICENCE file in the top-level directory.
+
+include $(ADK_TOPDIR)/rules.mk
+
+PKG_NAME:=		afboot-stm32
+PKG_VERSION:=		f7f109f0c6f65534ae50f9243a7356c5002a9b87
+PKG_RELEASE:=		1
+PKG_DESCR:=		bootloader for stm32 devices
+PKG_SECTION:=		base/boot
+PKG_SITES:=		https://github.com/mcoquelin-stm32/afboot-stm32.git
+
+PKG_SYSTEM_DEPENDS:=	st-stm32f429
+
+include $(ADK_TOPDIR)/mk/package.mk
+
+$(eval $(call PKG_template,AFBOOT_STM32,afboot-stm32,$(PKG_VERSION)-$(PKG_RELEASE),$(PKG_DEPENDS),$(PKG_DESCR),$(PKG_SECTION)))
+
+CONFIG_STYLE:=		manual
+INSTALL_STYLE:=		manual
+
+afboot-stm32-install:
+	$(CP) $(WRKBUILD)/stm32f429i-disco.bin $(FW_DIR)
+
+include $(ADK_TOPDIR)/mk/pkg-bottom.mk

package/afboot-stm32/patches/patch-Makefile

@@ -0,0 +1,23 @@
+--- afboot-stm32-f7f109f0c6f65534ae50f9243a7356c5002a9b87.orig/Makefile	2016-04-24 20:35:00.000000000 +0200
++++ afboot-stm32-f7f109f0c6f65534ae50f9243a7356c5002a9b87/Makefile	2016-04-24 20:36:36.000000000 +0200
+@@ -1,14 +1,15 @@
+ CROSS_COMPILE ?= arm-none-eabi-
+ 
+-CC = $(CROSS_COMPILE)gcc
+-LD = $(CROSS_COMPILE)ld
+-OBJCOPY = $(CROSS_COMPILE)objcopy
+-OBJDUMP = $(CROSS_COMPILE)objdump
++CC ?= $(CROSS_COMPILE)gcc
++LD ?= $(CROSS_COMPILE)ld
++OBJCOPY ?= $(CROSS_COMPILE)objcopy
++OBJDUMP ?= $(CROSS_COMPILE)objdump
+ SIZE = $(CROSS_COMPILE)size
+ GDB = $(CROSS_COMPILE)gdb
+ OPENOCD = openocd
+ 
+-CFLAGS := -mthumb -mcpu=cortex-m4
++CFLAGS ?= 
++CFLAGS += -mthumb -mcpu=cortex-m4
+ CFLAGS += -ffunction-sections -fdata-sections
+ CFLAGS += -Os -std=gnu99 -Wall
+ LINKERFLAGS := -nostartfiles --gc-sections

target/arm/systems/st-stm32f429

@@ -6,6 +6,7 @@ config ADK_TARGET_SYSTEM_ST_STM32F429
 	select ADK_TARGET_UCLINUX
 	select ADK_TARGET_KERNEL_XIPIMAGE
 	select ADK_HOST_BUILD_OPENOCD
+	select ADK_PACKAGE_AFBOOT_STM32
 	help
 	  STMicroelectronics STM32F429