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openwrt/target/linux/bcm27xx/image/Makefile
Álvaro Fernández Rojas 9117ff7b39
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bcm27xx: select I2C/SPI packages by default 
The I2C and SPI packages required for each RPi generation is different.
Therefore, in order to avoid confusion let's select them by default.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2025-06-12 07:25:32 +02:00

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Makefile
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# SPDX-License-Identifier: GPL-2.0-only
#
# Copyright (C) 2012-2019 OpenWrt.org
# Copyright (C) 2016-2017 LEDE project
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
FAT32_BLOCK_SIZE=1024
FAT32_BLOCKS=$(shell echo $$(($(CONFIG_TARGET_KERNEL_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
define Build/Compile
$(CP) $(LINUX_DIR)/COPYING $(KDIR)/COPYING.linux
endef
### Image scripts ###
define Build/boot-common
echo $(IMG_PART_SIGNATURE) > $@-partuuid.txt
sed \
-e 's#@ROOT@#PARTUUID=$(IMG_PART_SIGNATURE)-02#g' \
cmdline.txt > $@-cmdline.txt
rm -f $@.boot
mkfs.fat -n boot -C $@.boot $(FAT32_BLOCKS)
mcopy -i $@.boot $(KDIR)/COPYING.linux ::
mcopy -i $@.boot $(KDIR)/LICENCE.broadcom ::
mcopy -i $@.boot $@-cmdline.txt ::cmdline.txt
mcopy -i $@.boot config.txt ::
mcopy -i $@.boot distroconfig.txt ::
mcopy -i $@.boot $@-partuuid.txt ::partuuid.txt
mcopy -i $@.boot $(IMAGE_KERNEL) ::$(KERNEL_IMG)
$(foreach dts,$(shell echo $(DEVICE_DTS)),mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb ::;)
mmd -i $@.boot ::/overlays
mcopy -i $@.boot $(DTS_DIR)/overlays/*.dtbo ::/overlays/
mcopy -i $@.boot $(DTS_DIR)/overlays/README ::/overlays/
endef
define Build/boot-2708
mcopy -i $@.boot $(KDIR)/bootcode.bin ::
mcopy -i $@.boot $(KDIR)/start.elf ::
mcopy -i $@.boot $(KDIR)/start_cd.elf ::
mcopy -i $@.boot $(KDIR)/start_x.elf ::
mcopy -i $@.boot $(KDIR)/fixup.dat ::
mcopy -i $@.boot $(KDIR)/fixup_cd.dat ::
mcopy -i $@.boot $(KDIR)/fixup_x.dat ::
endef
define Build/boot-2711
mcopy -i $@.boot $(KDIR)/start4.elf ::
mcopy -i $@.boot $(KDIR)/start4cd.elf ::
mcopy -i $@.boot $(KDIR)/start4x.elf ::
mcopy -i $@.boot $(KDIR)/fixup4.dat ::
mcopy -i $@.boot $(KDIR)/fixup4cd.dat ::
mcopy -i $@.boot $(KDIR)/fixup4x.dat ::
endef
define Build/sdcard-img
SIGNATURE="$(IMG_PART_SIGNATURE)" \
./gen_rpi_sdcard_img.sh $@ $@.boot $(IMAGE_ROOTFS) \
$(CONFIG_TARGET_KERNEL_PARTSIZE) $(CONFIG_TARGET_ROOTFS_PARTSIZE)
endef
### Devices ###
define Device/Default
DEVICE_VENDOR := Raspberry Pi
KERNEL := kernel-bin
KERNEL_IMG := kernel.img
IMAGES := factory.img.gz sysupgrade.img.gz
IMAGE/sysupgrade.img.gz := boot-common | boot-2708 | sdcard-img | gzip | append-metadata
IMAGE/factory.img.gz := boot-common | boot-2708 | sdcard-img | gzip
endef
define Device/rpi
DEVICE_MODEL := A/A+/B/B+/CM/Zero/ZeroW
DEVICE_DTS := \
broadcom/bcm2708-rpi-b broadcom/bcm2708-rpi-b-rev1 broadcom/bcm2708-rpi-b-plus \
broadcom/bcm2708-rpi-cm \
broadcom/bcm2708-rpi-zero broadcom/bcm2708-rpi-zero-w
SUPPORTED_DEVICES := \
rpi-a rpi-a-plus \
rpi-b rpi-b-plus \
rpi-cm \
rpi-zero rpi-zero-w \
raspberrypi,model-a raspberrypi,model-a-plus \
raspberrypi,model-b raspberrypi,model-b-plus raspberrypi,model-b-rev2 \
raspberrypi,compute-module raspberrypi,compute-module-1 \
raspberrypi,model-zero raspberrypi,model-zero-w
DEVICE_PACKAGES := \
cypress-firmware-43430-sdio \
brcmfmac-nvram-43430-sdio \
kmod-brcmfmac wpad-basic-mbedtls \
kmod-i2c-bcm2835 kmod-spi-bcm2835 \
kmod-spi-bcm2835-aux
endef
ifeq ($(SUBTARGET),bcm2708)
TARGET_DEVICES += rpi
endif
define Device/rpi-2
DEVICE_MODEL := 2B/2B 1.2
DEVICE_VARIANT := (32bit)
DEVICE_ALT0_VENDOR := Raspberry Pi
DEVICE_ALT0_MODEL := 3A+/3B/3B+/CM3/Zero2/Zero2W
DEVICE_ALT0_VARIANT := (32bit)
DEVICE_ALT1_VENDOR := Raspberry Pi
DEVICE_ALT1_MODEL := 4B/400/CM4
DEVICE_ALT1_VARIANT := (32bit)
DEVICE_DTS := \
broadcom/bcm2709-rpi-2-b broadcom/bcm2710-rpi-2-b \
broadcom/bcm2710-rpi-3-b broadcom/bcm2710-rpi-3-b-plus \
broadcom/bcm2711-rpi-4-b broadcom/bcm2711-rpi-400 \
broadcom/bcm2710-rpi-cm3 broadcom/bcm2711-rpi-cm4 \
broadcom/bcm2710-rpi-zero-2 broadcom/bcm2710-rpi-zero-2-w
SUPPORTED_DEVICES := \
rpi-2-b \
rpi-3-a-plus \
rpi-3-b rpi-3-b-plus \
rpi-4-b rpi-400 \
rpi-cm \
rpi-zero-2 rpi-zero-2-w \
raspberrypi,2-model-b raspberrypi,2-model-b-rev2 \
raspberrypi,3-model-a-plus \
raspberrypi,3-model-b raspberrypi,3-model-b-plus \
raspberrypi,3-compute-module raspberrypi,compute-module-3 \
raspberrypi,400 raspberrypi,4-compute-module raspberrypi,4-model-b \
raspberrypi,model-zero-2 raspberrypi,model-zero-2-w
DEVICE_PACKAGES := \
cypress-firmware-43430-sdio \
brcmfmac-nvram-43430-sdio \
cypress-firmware-43455-sdio \
brcmfmac-nvram-43455-sdio \
kmod-brcmfmac wpad-basic-mbedtls \
kmod-i2c-bcm2835 kmod-spi-bcm2835 \
kmod-spi-bcm2835-aux
IMAGE/sysupgrade.img.gz := boot-common | boot-2708 | boot-2711 | sdcard-img | gzip | append-metadata
IMAGE/factory.img.gz := boot-common | boot-2708 | boot-2711 | sdcard-img | gzip
endef
ifeq ($(SUBTARGET),bcm2709)
TARGET_DEVICES += rpi-2
endif
define Device/rpi-3
DEVICE_MODEL := 3A+/3B/3B+/CM3/Zero2/Zero2W
DEVICE_VARIANT := (64bit)
DEVICE_ALT0_VENDOR := Raspberry Pi
DEVICE_ALT0_MODEL := 2B-1.2
DEVICE_ALT0_VARIANT := (64bit)
KERNEL_IMG := kernel8.img
DEVICE_DTS := \
broadcom/bcm2710-rpi-2-b \
broadcom/bcm2710-rpi-3-b broadcom/bcm2710-rpi-3-b-plus \
broadcom/bcm2710-rpi-cm3 \
broadcom/bcm2710-rpi-zero-2 broadcom/bcm2710-rpi-zero-2-w
SUPPORTED_DEVICES := \
rpi-3-a-plus \
rpi-3-b rpi-3-b-plus \
rpi-zero-2 rpi-zero-2-w \
raspberrypi,2-model-b-rev2 \
raspberrypi,3-model-a-plus \
raspberrypi,3-model-b raspberrypi,3-model-b-plus \
raspberrypi,3-compute-module raspberrypi,compute-module-3 \
raspberrypi,model-zero-2 raspberrypi,model-zero-2-w
DEVICE_PACKAGES := \
cypress-firmware-43430-sdio \
brcmfmac-nvram-43430-sdio \
cypress-firmware-43455-sdio \
brcmfmac-nvram-43455-sdio \
kmod-brcmfmac wpad-basic-mbedtls \
kmod-i2c-bcm2835 kmod-spi-bcm2835 \
kmod-spi-bcm2835-aux
endef
ifeq ($(SUBTARGET),bcm2710)
TARGET_DEVICES += rpi-3
endif
define Device/rpi-4
DEVICE_MODEL := 4B/400/CM4
DEVICE_VARIANT := (64bit)
KERNEL_IMG := kernel8.img
DEVICE_DTS := \
broadcom/bcm2711-rpi-400 \
broadcom/bcm2711-rpi-4-b \
broadcom/bcm2711-rpi-cm4
SUPPORTED_DEVICES := \
raspberrypi,400 \
raspberrypi,4-compute-module \
raspberrypi,4-model-b
DEVICE_PACKAGES := \
cypress-firmware-43455-sdio \
brcmfmac-nvram-43455-sdio \
kmod-brcmfmac wpad-basic-mbedtls \
kmod-i2c-bcm2835 kmod-spi-bcm2835 \
kmod-spi-bcm2835-aux \
kmod-i2c-brcmstb \
kmod-usb-net-lan78xx \
kmod-r8169
IMAGE/sysupgrade.img.gz := boot-common | boot-2711 | sdcard-img | gzip | append-metadata
IMAGE/factory.img.gz := boot-common | boot-2711 | sdcard-img | gzip
endef
ifeq ($(SUBTARGET),bcm2711)
TARGET_DEVICES += rpi-4
endif
define Device/rpi-5
DEVICE_MODEL := 5/500/CM5
KERNEL_IMG := kernel_2712.img
DEVICE_DTS := \
broadcom/bcm2712-rpi-5-b \
broadcom/bcm2712-rpi-cm5-cm4io \
broadcom/bcm2712-rpi-cm5-cm5io \
broadcom/bcm2712-rpi-cm5l-cm4io \
broadcom/bcm2712-rpi-cm5l-cm5io \
broadcom/bcm2712d0-rpi-5-b
SUPPORTED_DEVICES := \
raspberrypi,500 \
raspberrypi,5-compute-module \
raspberrypi,5-model-b
DEVICE_PACKAGES := \
cypress-firmware-43455-sdio \
brcmfmac-nvram-43455-sdio \
kmod-brcmfmac wpad-basic-mbedtls \
kmod-i2c-bcm2835 kmod-spi-bcm2835 \
kmod-i2c-brcmstb \
kmod-i2c-designware-platform kmod-spi-dw-mmio \
kmod-hwmon-pwmfan kmod-thermal
IMAGE/sysupgrade.img.gz := boot-common | sdcard-img | gzip | append-metadata
IMAGE/factory.img.gz := boot-common | sdcard-img | gzip
endef
ifeq ($(SUBTARGET),bcm2712)
TARGET_DEVICES += rpi-5
endif
$(eval $(call BuildImage))
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