wip-pinebook-pro/configuration.nix

{ config, pkgs, lib, ... }:

let
  uboot = pkgs.uBootPinebookPro;
in
{
  imports = [
    <nixpkgs/nixos/modules/profiles/base.nix>
    <nixpkgs/nixos/modules/profiles/minimal.nix>
    <nixpkgs/nixos/modules/profiles/installation-device.nix>
    ./nixos/sd-image-aarch64.nix
  ];

  nixpkgs.overlays = [
    (import ./overlay.nix)
  ];

  boot.kernelPackages = pkgs.linuxPackages_pinebookpro;

  # This list of modules is not entirely minified, but represents
  # a set of modules that is required for the display to work in stage-1.
  # Further minification can be done, but requires trial-and-error mainly.
  boot.initrd.kernelModules = [
    # Rockchip modules
    "rockchip_rga"
    "rockchip_saradc"
    "rockchip_thermal"
    "rockchipdrm"

    # GPU/Display modules
    "analogix_dp"
    "cec"
    "drm"
    "drm_kms_helper"
    "dw_hdmi"
    "dw_mipi_dsi"
    "gpu_sched"
    "panel_simple"
    "panfrost"
    "pwm_bl"

    # USB / Type-C related modules
    "fusb302"
    "tcpm"
    "typec"

    # Misc. modules
    "cw2015_battery"
    "gpio_charger"
    "rtc_rk808"
  ];

  sdImage = {
    manipulateImageCommands = ''
      (PS4=" $ "; set -x
      dd if=${uboot}/idbloader.img of=$img bs=512 seek=64 conv=notrunc
      dd if=${uboot}/u-boot.itb of=$img bs=512 seek=16384 conv=notrunc
      )
    '';
    compressImage = lib.mkForce false;
  };
}