rpi-firmware: New package

Introducing a package to install pre-built binaries for the bootloader and
the GPU firmware for the RaspberryPi board.

[Peter: rename to rpi-firmware, add link to http://elinux.org/RPiconfig]
Signed-off-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/Config.in

@@ -202,6 +202,7 @@ menu "Hardware handling"
 menu "Misc devices firmwares"
 source "package/b43-firmware/Config.in"
 source "package/linux-firmware/Config.in"
+source "package/rpi-firmware/Config.in"
 source "package/ux500-firmware/Config.in"
 source "package/zd1211-firmware/Config.in"
 endmenu

package/rpi-firmware/Config.in

@@ -0,0 +1,9 @@
+config BR2_PACKAGE_RPI_FIRMWARE
+	bool "rpi-firmware"
+	depends on BR2_arm
+	help
+	  RaspberryPi Firmware
+	  Pre-compiled binaries of the current bootloader and GPU firmware
+
+	  https://github.com/raspberrypi/firmware
+

package/rpi-firmware/config.txt

@@ -0,0 +1,14 @@
+# Please note that this is only a sample, we recommend you to change it to fit
+# your needs.
+# You should override this file using a post-build script.
+# See http://buildroot.org/downloads/manual/manual.html#rootfs-custom
+# and http://elinux.org/RPiconfig for a description of config.txt syntax
+
+arm_freq=700
+core_freq=250
+disable_overscan=1
+gpu_mem_256=100
+gpu_mem_512=100
+sdram_freq=400
+over_voltage=0
+cmdline="dwc_otg.fiq_fix_enable=1 sdhci-bcm2708.sync_after_dma=0 dwc_otg.lpm_enable=0 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 rootwait"

package/rpi-firmware/rpi-firmware.mk

@@ -0,0 +1,21 @@
+#############################################################
+#
+# rpi-firmware
+#
+#############################################################
+
+RPI_FIRMWARE_VERSION = 76d0ac38f16b6343c6155c80db1e4758b3a5838a
+RPI_FIRMWARE_SITE = http://github.com/raspberrypi/firmware/tarball/master
+RPI_FIRMWARE_LICENSE = BSD-3c
+RPI_FIRMWARE_LICENSE_FILE = boot/LICENCE.broadcom
+
+define RPI_FIRMWARE_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0644 $(@D)/boot/bootcode.bin $(BINARIES_DIR)/rpi-firmware/bootcode.bin
+	$(INSTALL) -D -m 0644 $(@D)/boot/start.elf $(BINARIES_DIR)/rpi-firmware/start.elf
+	$(INSTALL) -D -m 0644 $(@D)/boot/start_cd.elf $(BINARIES_DIR)/rpi-firmware/start_cd.elf
+	$(INSTALL) -D -m 0644 $(@D)/boot/fixup.dat $(BINARIES_DIR)/rpi-firmware/fixup.dat
+	$(INSTALL) -D -m 0644 $(@D)/boot/fixup_cd.dat $(BINARIES_DIR)/rpi-firmware/fixup_cd.dat
+	$(INSTALL) -D -m 0644 package/rpi-firmware/config.txt $(BINARIES_DIR)/rpi-firmware/config.txt
+endef
+
+$(eval $(generic-package))