From e1db3dc03402ea63ee1cdb83544d3eea84853f53 Mon Sep 17 00:00:00 2001
From: Craige McWhirter <craige@mcwhirter.io>
Date: Wed, 7 Feb 2024 00:06:27 +1000
Subject: [PATCH] pi3: remove deprecated uboot setting

---
 hardware/raspberry_pi_3_model_B.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/hardware/raspberry_pi_3_model_B.nix b/hardware/raspberry_pi_3_model_B.nix
index 20d3130..938b1af 100644
--- a/hardware/raspberry_pi_3_model_B.nix
+++ b/hardware/raspberry_pi_3_model_B.nix
@@ -17,7 +17,7 @@
     };
     kernelPackages = pkgs.linuxPackages_5_15; # For a Raspberry Pi 2 or 3)
     kernelParams = [
-      "cma=32M" # Needed for the virtual console to work on the RPi 3
+      "cma=320M" # Needed for the virtual console to work on the RPi 3
       "console=ttyS0,115200n8" # Enable the serial console
       "console=tty0"
     ];
@@ -31,9 +31,10 @@
       raspberryPi = {
         enable = false;
         version = 3;
-        uboot.enable = true;
         firmwareConfig = ''
           arm_64bit=1            # Force kernel loading system to assume a 64-bit kernel
+          display_auto_detect=1  # Enable auto detection of screen resolution
+          gpu_mem=128
           hdmi_force_hotplug=1   # Enable headless booting
         '';
       };