Add Raspberrypi2 support

buildroot-external/board/rpi2/barebox.config

@@ -0,0 +1,55 @@
+CONFIG_ARCH_BCM283X=y
+CONFIG_MACH_RPI2=y
+CONFIG_AEABI=y
+CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
+CONFIG_ARM_UNWIND=y
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_MMU=y
+CONFIG_MALLOC_SIZE=0x0
+CONFIG_MALLOC_TLSF=y
+CONFIG_KALLSYMS=y
+CONFIG_PROMPT="HassOS-boot:"
+CONFIG_CMDLINE_EDITING=y
+CONFIG_AUTO_COMPLETE=y
+CONFIG_MENU=y
+# CONFIG_TIMESTAMP is not set
+CONFIG_BOOTM_SHOW_TYPE=y
+CONFIG_BOOTM_OFTREE=y
+CONFIG_FLEXIBLE_BOOTARGS=y
+# CONFIG_PARTITION_DISK_DOS is not set
+CONFIG_PARTITION_DISK_EFI=y
+# CONFIG_PARTITION_DISK_EFI_GPT_NO_FORCE is not set
+# CONFIG_PARTITION_DISK_EFI_GPT_COMPARE is not set
+CONFIG_DEFAULT_ENVIRONMENT_PATH="/build/buildroot-external/barebox-env"
+CONFIG_STATE=y
+CONFIG_BOOTCHOOSER=y
+# CONFIG_CMD_VERSION is not set
+CONFIG_CMD_BOOT=y
+CONFIG_CMD_UIMAGE=y
+CONFIG_CMD_AUTOMOUNT=y
+CONFIG_CMD_NV=y
+CONFIG_CMD_EXPORT=y
+CONFIG_CMD_GLOBAL=y
+CONFIG_CMD_BASENAME=y
+CONFIG_CMD_DIRNAME=y
+CONFIG_CMD_READLINK=y
+CONFIG_CMD_GETOPT=y
+CONFIG_CMD_MENUTREE=y
+CONFIG_CMD_TIMEOUT=y
+CONFIG_CMD_DETECT=y
+CONFIG_CMD_STATE=y
+CONFIG_CMD_BOOTCHOOSER=y
+CONFIG_SERIAL_AMBA_PL011=y
+# CONFIG_SPI is not set
+CONFIG_MCI=y
+CONFIG_MCI_BCM283X=y
+CONFIG_WATCHDOG=y
+CONFIG_WATCHDOG_BCM2835=y
+CONFIG_GPIO_BCM283X=y
+# CONFIG_PINCTRL is not set
+CONFIG_REGULATOR=y
+CONFIG_FS_FAT=y
+CONFIG_FS_FAT_WRITE=y
+CONFIG_FS_FAT_LFN=y
+CONFIG_FS_SQUASHFS=y
+CONFIG_LZ4_DECOMPRESS=y

buildroot-external/board/rpi2/info

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+BOARD_ID=rpi2
+BOARD_NAME="RaspberryPi 2"
+CHASSIS=embedded

buildroot-external/board/rpi2/post-image.sh

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+#!/bin/bash
+set -e
+
+SCRIPT_DIR=${BR2_EXTERNAL_HASSOS_PATH}/scripts
+BOARD_DIR=${2}
+BOOT_DATA=${BINARIES_DIR}/boot
+
+. ${SCRIPT_DIR}/hdd-image.sh
+. ${BR2_EXTERNAL_HASSOS_PATH}/info
+. ${BOARD_DIR}/info
+
+# Filename
+IMAGE_FILE=${BINARIES_DIR}/${HASSOS_ID}_${BOARD_ID}-${VERSION_MAJOR}.${VERSION_BUILD}.img
+
+# Init boot data
+rm -rf ${BOOT_DATA}
+mkdir -p ${BOOT_DATA}
+
+cp ${BINARIES_DIR}/barebox.bin ${BOOT_DATA}/
+cp -t ${BOOT_DATA} \
+    ${BINARIES_DIR}/bcm2709-rpi-2-b.dtb \
+    ${BINARIES_DIR}/rpi-firmware/bootcode.bin \
+    ${BINARIES_DIR}/rpi-firmware/fixup.dat \
+    ${BINARIES_DIR}/rpi-firmware/start.elf
+cp -r ${BINARIES_DIR}/rpi-firmware/overlays ${BOOT_DATA}/
+
+# Update Boot options
+(
+    echo "kernel=barebox.bin"
+    echo "cmdline=\"\""
+    echo "gpu_mem=16"
+    echo "disable_splash=1"
+    echo "dtparam=i2c_arm=on"
+    echo "dtparam=spi=on"
+    echo "dtparam=audio=on"
+) > ${BOOT_DATA}/config.txt
+
+
+# Create other layers
+create_boot_image ${BINARIES_DIR}
+create_overlay_image ${BINARIES_DIR}
+
+create_disk_image ${BINARIES_DIR} ${IMAGE_FILE} 2
+fix_disk_image_mbr ${IMAGE_FILE}
+
+rm -rf ${IMAGE_FILE}.gz
+gzip ${IMAGE_FILE}