{ ... }: { hardware = { raspberry-pi."4" = { apply-overlays-dtmerge.enable = false; audio.enable = false; backlight.enable = false; bluetooth.enable = false; dwc2.enable = true; i2c0.enable = false; i2c1.enable = false; leds = { eth.disable = false; act.disable = false; pwr.disable = false; }; fkms-3d.enable = false; xhci.enable = true; }; deviceTree.filter = "bcm2711-rpi-4*.dtb"; }; }