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Tao Tien 2023-10-01 01:09:58 -07:00
parent 6d102bd216
commit 42891ebfba
4 changed files with 72 additions and 85 deletions
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79
systems/NObangers.nix
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@ -8,7 +8,7 @@
device = "/dev/disk/by-label/NIXOS_SD";
fsType = "ext4";
options = [ "noatime" ];
autoResize = true;
# autoResize = true;
};
programs.partition-manager.enable = false;
@ -16,8 +16,8 @@
services.btrfs.autoScrub.enable = false;
boot = {
# initrd.availableKernelModules = [ "xhci_pci" "usbhid" "usb_storage" ];
initrd.availableKernelModules = [ "xhci_pci" ];
initrd.availableKernelModules = [ "xhci_pci" "usbhid" "usb_storage" "vc4" "pcie_brcmstb" "reset-raspberrypi" ];
# initrd.availableKernelModules = [ "xhci_pci" ];
kernelParams = [
"8250.nr_uarts=1"
"cma=128M"
@ -45,80 +45,11 @@
};
deviceTree = {
enable = true;
# filter = "bcm2711-rpi-4-*.dtb";
};
};
hardware.deviceTree.overlays = [{
name = "hifiberry-dacplusadc";
dtsText = ''
// Definitions for HiFiBerry DAC+
/dts-v1/;
/plugin/;
/ {
compatible = "brcm,bcm2711";
fragment@0 {
target-path = "/";
__overlay__ {
dacpro_osc: dacpro_osc {
compatible = "hifiberry,dacpro-clk";
#clock-cells = <0>;
};
};
};
fragment@1 {
target = <&i2s>;
__overlay__ {
status = "okay";
};
};
fragment@2 {
target = <&i2c1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pcm5122@4d {
#sound-dai-cells = <0>;
compatible = "ti,pcm5122";
reg = <0x4d>;
clocks = <&dacpro_osc>;
AVDD-supply = <&vdd_3v3_reg>;
DVDD-supply = <&vdd_3v3_reg>;
CPVDD-supply = <&vdd_3v3_reg>;
status = "okay";
};
hpamp: hpamp@60 {
compatible = "ti,tpa6130a2";
reg = <0x60>;
status = "disabled";
};
};
};
fragment@3 {
target = <&sound>;
hifiberry_dacplus: __overlay__ {
compatible = "hifiberry,hifiberry-dacplus";
i2s-controller = <&i2s>;
status = "okay";
};
};
__overrides__ {
24db_digital_gain =
<&hifiberry_dacplus>,"hifiberry,24db_digital_gain?";
slave = <&hifiberry_dacplus>,"hifiberry-dacplus,slave?";
leds_off = <&hifiberry_dacplus>,"hifiberry-dacplus,leds_off?";
};
};
'';
}];
raspberry-pi.hardware.platform.type = "rpi4";
raspberry-pi.hardware.hifiberry-dacplus.enable = true;
nixpkgs.hostPlatform = "aarch64-linux";
system.stateVersion = "23.11";