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chore: format repo using treefmt-nix and nixfmt-rfc-style

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Andre 2025-06-04 12:11:03 -04:00
parent fc7c471412
commit 51e51e6014
266 changed files with 3721 additions and 2733 deletions
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49
raspberry-pi/4/gpio.nix
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@ -1,36 +1,41 @@
{ pkgs, lib, config, ... }:
{
pkgs,
lib,
config,
...
}:
{
options.hardware.raspberry-pi."4".gpio = {
enable = lib.mkOption {
type = lib.types.bool;
description =
"Enable udev rules and kernelParams that make lgpio and pigpio work";
description = "Enable udev rules and kernelParams that make lgpio and pigpio work";
default = false;
};
};
config = let
cfg = config.hardware.raspberry-pi."4".gpio;
config =
let
cfg = config.hardware.raspberry-pi."4".gpio;
in
lib.mkIf cfg.enable {
users.groups.gpio = lib.mkDefault { };
lib.mkIf cfg.enable {
users.groups.gpio = lib.mkDefault { };
# the bit that matters to lgpio here is
# "${pkgs.coreutils}/bin/chgrp gpio /dev/%k && chmod 660 /dev/%k"
# see https://github.com/NixOS/nixpkgs/pull/352308
# the bit that matters to lgpio here is
# "${pkgs.coreutils}/bin/chgrp gpio /dev/%k && chmod 660 /dev/%k"
# see https://github.com/NixOS/nixpkgs/pull/352308
# sudo udevadm test --action=add /dev/gpiochip0 to test
# sudo udevadm test --action=add /dev/gpiochip0 to test
# import lgpio; lgpio.gpiochip_open(0) should show "1" and not raise
# an exception
# import lgpio; lgpio.gpiochip_open(0) should show "1" and not raise
# an exception
services.udev.extraRules = lib.mkBefore ''
KERNEL=="gpiomem", GROUP="gpio", MODE="0660"
SUBSYSTEM=="gpio", KERNEL=="gpiochip*", ACTION=="add", PROGRAM="${pkgs.bash}/bin/bash -c '${pkgs.coreutils}/bin/chgrp gpio /dev/%k && chmod 660 /dev/%k && ${pkgs.coreutils}/bin/chgrp -R gpio /sys/class/gpio && ${pkgs.coreutils}/bin/chmod -R g=u /sys/class/gpio'"
SUBSYSTEM=="gpio", ACTION=="add", PROGRAM="${pkgs.bash}/bin/bash -c '${pkgs.coreutils}/bin/chgrp -R gpio /sys%p && ${pkgs.coreutils}/bin/chmod -R g=u /sys%p'"
'';
services.udev.extraRules = lib.mkBefore ''
KERNEL=="gpiomem", GROUP="gpio", MODE="0660"
SUBSYSTEM=="gpio", KERNEL=="gpiochip*", ACTION=="add", PROGRAM="${pkgs.bash}/bin/bash -c '${pkgs.coreutils}/bin/chgrp gpio /dev/%k && chmod 660 /dev/%k && ${pkgs.coreutils}/bin/chgrp -R gpio /sys/class/gpio && ${pkgs.coreutils}/bin/chmod -R g=u /sys/class/gpio'"
SUBSYSTEM=="gpio", ACTION=="add", PROGRAM="${pkgs.bash}/bin/bash -c '${pkgs.coreutils}/bin/chgrp -R gpio /sys%p && ${pkgs.coreutils}/bin/chmod -R g=u /sys%p'"
'';
boot.kernelParams = [
"iomem=relaxed" # for pigpiod
];
};
boot.kernelParams = [
"iomem=relaxed" # for pigpiod
];
};
}