raspberry-pi: move kernel and firmware from nixpkgs

As part of the gradual phasing out of linux_rpi in nixpkgs

Link: https://github.com/NixOS/nixpkgs/pull/477665

Signed-off-by: Cryolitia PukNgae <Cryolitia@gmail.com>
This commit is contained in:
Cryolitia PukNgae 2026-01-18 14:39:02 +08:00
parent cce68f4a54
commit c8f766fd11
6 changed files with 209 additions and 12 deletions

View file

@ -3,7 +3,13 @@
{
boot = {
consoleLogLevel = lib.mkDefault 7;
kernelPackages = lib.mkDefault pkgs.linuxPackages_rpi2;
kernelPackages = lib.mkDefault (
pkgs.linuxPackagesFor (
pkgs.callPackage ../common/kernel.nix {
rpiVersion = 2;
}
)
);
kernelParams = [
"dwc_otg.lpm_enable=0"
"console=ttyAMA0,115200"
@ -17,7 +23,7 @@
};
};
nixpkgs.config.platform = lib.systems.platforms.raspberrypi2;
nixpkgs.config.platform = lib.systems.platforms.armv7l-hf-multiplatform;
# cpufrequtils doesn't build on ARM
powerManagement.enable = lib.mkDefault false;

View file

@ -6,7 +6,13 @@
{
boot = {
kernelPackages = lib.mkDefault pkgs.linuxKernel.packages.linux_rpi3;
kernelPackages = lib.mkDefault (
pkgs.linuxPackagesFor (
pkgs.callPackage ../common/kernel.nix {
rpiVersion = 3;
}
)
);
initrd.availableKernelModules = [
"usbhid"
"usb-storage"

View file

@ -28,7 +28,13 @@
];
boot = {
kernelPackages = lib.mkDefault pkgs.linuxKernel.packages.linux_rpi4;
kernelPackages = lib.mkDefault (
pkgs.linuxPackagesFor (
pkgs.callPackage ../common/kernel.nix {
rpiVersion = 4;
}
)
);
initrd.availableKernelModules = [
"usbhid"
"usb-storage"
@ -56,5 +62,7 @@
}
];
hardware.firmware = [ pkgs.raspberrypiWirelessFirmware ];
hardware.firmware = [
(pkgs.callPackage ../common/raspberry-pi-wireless-firmware.nix { })
];
}

View file

@ -4,15 +4,15 @@
config,
...
}:
let
linux_rpi5 = pkgs.linux_rpi4.override {
rpiVersion = 5;
argsOverride.defconfig = "bcm2712_defconfig";
};
in
{
boot = {
kernelPackages = lib.mkDefault (pkgs.linuxPackagesFor linux_rpi5);
kernelPackages = lib.mkDefault (
pkgs.linuxPackagesFor (
pkgs.callPackage ../common/kernel.nix {
rpiVersion = 5;
}
)
);
initrd.availableKernelModules = [
"nvme"
"usbhid"

View file

@ -0,0 +1,113 @@
{
stdenv,
lib,
pkgs,
fetchFromGitHub,
buildLinux,
rpiVersion,
...
}@args:
let
# NOTE: raspberryPiWirelessFirmware should be updated with this
modDirVersion = "6.12.47";
tag = "stable_20250916";
hash = "sha256-HG8Oc04V2t54l0SOn4gKmNJWQUrZfjWusgKcWvx74H0==";
in
lib.overrideDerivation
(buildLinux (
args
// {
version = "${modDirVersion}-${tag}";
inherit modDirVersion;
pname = "linux-rpi";
src = fetchFromGitHub {
owner = "raspberrypi";
repo = "linux";
inherit tag hash;
};
defconfig =
{
"1" = "bcmrpi_defconfig";
"2" = "bcm2709_defconfig";
"3" = if stdenv.hostPlatform.isAarch64 then "bcm2711_defconfig" else "bcm2709_defconfig";
"4" = "bcm2711_defconfig";
"5" = "bcm2712_defconfig";
}
.${toString rpiVersion};
features = {
efiBootStub = false;
}
// (args.features or { });
isLTS = true;
kernelPatches = with pkgs.kernelPatches; [
bridge_stp_helper
request_key_helper
];
extraMeta =
if (rpiVersion < 3) then
{
platforms = with lib.platforms; lib.intersectLists arm linux;
hydraPlatforms = [ ];
}
else
{
platforms = with lib.platforms; lib.intersectLists (arm ++ aarch64) linux;
hydraPlatforms = [ "aarch64-linux" ];
};
ignoreConfigErrors = true;
}
// (args.argsOverride or { })
))
(_oldAttrs: {
postConfigure = ''
# The v7 defconfig has this set to '-v7' which screws up our modDirVersion.
sed -i $buildRoot/.config -e 's/^CONFIG_LOCALVERSION=.*/CONFIG_LOCALVERSION=""/'
sed -i $buildRoot/include/config/auto.conf -e 's/^CONFIG_LOCALVERSION=.*/CONFIG_LOCALVERSION=""/'
'';
# Make copies of the DTBs named after the upstream names so that U-Boot finds them.
# This is ugly as heck, but I don't know a better solution so far.
postFixup = ''
dtbDir=${if stdenv.hostPlatform.isAarch64 then "$out/dtbs/broadcom" else "$out/dtbs"}
rm $dtbDir/bcm283*.dtb
copyDTB() {
cp -v "$dtbDir/$1" "$dtbDir/$2"
}
''
+ lib.optionalString (lib.elem stdenv.hostPlatform.system [ "armv6l-linux" ]) ''
copyDTB bcm2708-rpi-zero-w.dtb bcm2835-rpi-zero.dtb
copyDTB bcm2708-rpi-zero-w.dtb bcm2835-rpi-zero-w.dtb
copyDTB bcm2708-rpi-b.dtb bcm2835-rpi-a.dtb
copyDTB bcm2708-rpi-b.dtb bcm2835-rpi-b.dtb
copyDTB bcm2708-rpi-b.dtb bcm2835-rpi-b-rev2.dtb
copyDTB bcm2708-rpi-b-plus.dtb bcm2835-rpi-a-plus.dtb
copyDTB bcm2708-rpi-b-plus.dtb bcm2835-rpi-b-plus.dtb
copyDTB bcm2708-rpi-b-plus.dtb bcm2835-rpi-zero.dtb
copyDTB bcm2708-rpi-cm.dtb bcm2835-rpi-cm.dtb
''
+ lib.optionalString (lib.elem stdenv.hostPlatform.system [ "armv7l-linux" ]) ''
copyDTB bcm2709-rpi-2-b.dtb bcm2836-rpi-2-b.dtb
''
+
lib.optionalString
(lib.elem stdenv.hostPlatform.system [
"armv7l-linux"
"aarch64-linux"
])
''
copyDTB bcm2710-rpi-zero-2.dtb bcm2837-rpi-zero-2.dtb
copyDTB bcm2710-rpi-zero-2-w.dtb bcm2837-rpi-zero-2-w.dtb
copyDTB bcm2710-rpi-3-b.dtb bcm2837-rpi-3-b.dtb
copyDTB bcm2710-rpi-3-b-plus.dtb bcm2837-rpi-3-a-plus.dtb
copyDTB bcm2710-rpi-3-b-plus.dtb bcm2837-rpi-3-b-plus.dtb
copyDTB bcm2710-rpi-cm3.dtb bcm2837-rpi-cm3.dtb
copyDTB bcm2711-rpi-4-b.dtb bcm2838-rpi-4-b.dtb
'';
})

View file

@ -0,0 +1,64 @@
{
lib,
stdenvNoCC,
fetchFromGitHub,
}:
stdenvNoCC.mkDerivation {
pname = "raspberrypi-wireless-firmware";
version = "0-unstable-2025-04-08";
srcs = [
(fetchFromGitHub {
name = "bluez-firmware";
owner = "RPi-Distro";
repo = "bluez-firmware";
rev = "2bbfb8438e824f5f61dae3f6ebb367a6129a4d63";
hash = "sha256-t+D4VUfEIov83KV4wiKp6TqXTHXGkxg/mANi4GW7QHs=";
})
(fetchFromGitHub {
name = "firmware-nonfree";
owner = "RPi-Distro";
repo = "firmware-nonfree";
rev = "c9d3ae6584ab79d19a4f94ccf701e888f9f87a53";
hash = "sha256-5ywIPs3lpmqVOVP3B75H577fYkkucDqB7htY2U1DW8U=";
})
];
sourceRoot = ".";
dontBuild = true;
# Firmware blobs do not need fixing and should not be modified
dontFixup = true;
installPhase = ''
runHook preInstall
mkdir -p "$out/lib/firmware/brcm"
# Wifi firmware
cp -rv "$NIX_BUILD_TOP/firmware-nonfree/debian/config/brcm80211/." "$out/lib/firmware/"
# Bluetooth firmware
cp -rv "$NIX_BUILD_TOP/bluez-firmware/debian/firmware/broadcom/." "$out/lib/firmware/brcm"
# brcmfmac43455-sdio.bin is a symlink to the non-existent path: ../cypress/cyfmac43455-sdio.bin.
# See https://github.com/RPi-Distro/firmware-nonfree/issues/26
ln -s "./cyfmac43455-sdio-standard.bin" "$out/lib/firmware/cypress/cyfmac43455-sdio.bin"
pushd $out/lib/firmware/brcm &>/dev/null
# Symlinks for Zero 2W
ln -s "./brcmfmac43436-sdio.clm_blob" "$out/lib/firmware/brcm/brcmfmac43430b0-sdio.clm_blob"
popd &>/dev/null
runHook postInstall
'';
meta = {
description = "Firmware for builtin Wifi/Bluetooth devices in the Raspberry Pi 3+ and Zero W";
homepage = "https://github.com/RPi-Distro/firmware-nonfree";
license = lib.licenses.unfreeRedistributableFirmware;
maintainers = with lib.maintainers; [ lopsided98 ];
platforms = lib.platforms.linux;
sourceProvenance = with lib.sourceTypes; [ binaryFirmware ];
};
}