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mjallen18
2026-01-02 20:30:05 -06:00
parent b7380317b9
commit 56154fe941
38 changed files with 1188 additions and 594 deletions
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112
modules/nixos/hardware/raspberry-pi/i2c.nix
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@@ -1,4 +1,10 @@
{ config, lib, pkgs, namespace, ... }:
{
config,
lib,
pkgs,
namespace,
...
}:
let
cfg = config.${namespace}.hardware.raspberry-pi.i2c;
variant = config.${namespace}.hardware.raspberry-pi.variant;
@@ -10,52 +16,62 @@ in
config = lib.mkIf cfg.enable {
hardware.deviceTree = {
overlays = (if (variant == "5") then
[
{
name = "i2c0-pi5-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c0-pi5-overlay.dts";
}
{
name = "i2c1-pi5-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c1-pi5-overlay.dts";
}
{
name = "i2c2-pi5-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c2-pi5-overlay.dts";
}
{
name = "i2c3-pi5-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c3-pi5-overlay.dts";
}
]
else
[
{
name = "i2c0-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c0-overlay.dts";
}
{
name = "i2c1-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c1-overlay.dts";
}
{
name = "i2c3-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c3-overlay.dts";
}
{
name = "i2c4-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c4-overlay.dts";
}
{
name = "i2c5-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c5-overlay.dts";
}
{
name = "i2c6-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c6-overlay.dts";
}
]);
overlays = (
if (variant == "5") then
[
{
name = "i2c0-pi5-overlay";
dtsFile = "${
pkgs.${namespace}.raspberrypi-overlays
}/dtbs/raspberrypi-overlays/i2c0-pi5-overlay.dts";
}
{
name = "i2c1-pi5-overlay";
dtsFile = "${
pkgs.${namespace}.raspberrypi-overlays
}/dtbs/raspberrypi-overlays/i2c1-pi5-overlay.dts";
}
{
name = "i2c2-pi5-overlay";
dtsFile = "${
pkgs.${namespace}.raspberrypi-overlays
}/dtbs/raspberrypi-overlays/i2c2-pi5-overlay.dts";
}
{
name = "i2c3-pi5-overlay";
dtsFile = "${
pkgs.${namespace}.raspberrypi-overlays
}/dtbs/raspberrypi-overlays/i2c3-pi5-overlay.dts";
}
]
else
[
{
name = "i2c0-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c0-overlay.dts";
}
{
name = "i2c1-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c1-overlay.dts";
}
{
name = "i2c3-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c3-overlay.dts";
}
{
name = "i2c4-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c4-overlay.dts";
}
{
name = "i2c5-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c5-overlay.dts";
}
{
name = "i2c6-overlay";
dtsFile = "${pkgs.${namespace}.raspberrypi-overlays}/dtbs/raspberrypi-overlays/i2c6-overlay.dts";
}
]
);
};
};
}
}