configs: add Raspberry Pi 3 defconfig

So far identical to the rpi2 one except for the dts file as the SW runs in
32bit mode.

[Peter: extend commit message]
Signed-off-by: Ubaldo Porcheddu <ubaldo@eja.it>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Ubaldo Porcheddu 2016-04-23 20:12:50 +00:00 committed by Peter Korsgaard
parent 7fac78c51e
commit b159b15d07
4 changed files with 75 additions and 2 deletions

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@ -0,0 +1,30 @@
image boot.vfat {
vfat {
files = {
"bcm2710-rpi-3-b.dtb",
"rpi-firmware/bootcode.bin",
"rpi-firmware/cmdline.txt",
"rpi-firmware/config.txt",
"rpi-firmware/fixup.dat",
"rpi-firmware/start.elf",
"kernel-marked/zImage"
}
}
size = 32M
}
image sdcard.img {
hdimage {
}
partition boot {
partition-type = 0xC
bootable = "true"
image = "boot.vfat"
}
partition rootfs {
partition-type = 0x83
image = "rootfs.ext4"
}
}

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@ -6,7 +6,8 @@ Intro
These instructions apply to all models of the Raspberry Pi:
- the original models A and B,
- the "enhanced" models A+ and B+,
- the model B2 (aka Raspberry Pi 2).
- the model B2 (aka Raspberry Pi 2)
- the model B3 (aka Raspberry Pi 3).
How to build it
===============
@ -21,10 +22,14 @@ For models A, B, A+ or B+:
$ make raspberrypi_defconfig
And for model 2 B:
For model 2 B:
$ make raspberrypi2_defconfig
For model 3 B:
$ make raspberrypi3_defconfig
Build the rootfs
----------------
@ -46,6 +51,7 @@ After building, you should obtain this tree:
+-- bcm2708-rpi-b.dtb [1]
+-- bcm2708-rpi-b-plus.dtb [1]
+-- bcm2709-rpi-2-b.dtb [1]
+-- bcm2710-rpi-3-b.dtb [1]
+-- boot.vfat
+-- kernel-marked/zImage [2]
+-- rootfs.ext4

1
board/raspberrypi3 Symbolic link
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raspberrypi

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BR2_arm=y
BR2_cortex_a7=y
BR2_ARM_EABIHF=y
BR2_ARM_FPU_NEON_VFPV4=y
BR2_TOOLCHAIN_BUILDROOT_CXX=y
BR2_SYSTEM_DHCP="eth0"
# Linux headers same as kernel, a 4.1 series
BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_1=y
BR2_LINUX_KERNEL=y
BR2_LINUX_KERNEL_CUSTOM_GIT=y
BR2_LINUX_KERNEL_CUSTOM_REPO_URL="https://github.com/raspberrypi/linux.git"
BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="20fe468af4bb40fec0f81753da4b20a8bfc259c9"
BR2_LINUX_KERNEL_DEFCONFIG="bcm2709"
# Build the DTB from the kernel sources
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_INTREE_DTS_NAME="bcm2710-rpi-3-b"
BR2_PACKAGE_RPI_FIRMWARE=y
# BR2_PACKAGE_RPI_FIRMWARE_INSTALL_DTB_OVERLAYS is not set
# Required tools to create the SD image
BR2_PACKAGE_HOST_DOSFSTOOLS=y
BR2_PACKAGE_HOST_GENIMAGE=y
BR2_PACKAGE_HOST_MTOOLS=y
# Filesystem / image
BR2_TARGET_ROOTFS_EXT2=y
BR2_TARGET_ROOTFS_EXT2_4=y
# BR2_TARGET_ROOTFS_TAR is not set
BR2_ROOTFS_POST_BUILD_SCRIPT="board/raspberrypi3/post-build.sh"
BR2_ROOTFS_POST_IMAGE_SCRIPT="board/raspberrypi3/post-image.sh"