From 7b49d3967613d9aacac5b340ef158d493906ba79 Mon Sep 17 00:00:00 2001
From: Nick Cao <nickcao@nichi.co>
Date: Thu, 30 May 2024 20:10:18 -0400
Subject: [PATCH] starfive visionfive2: drop dtb overlay for 8GB version

u-boot is able to automatically set the correct memory size in fdt
on VisionFive 2 boards by reading their EEPROM since v2023.10.

This allows our image to work with either variant of the boards.

Reference: https://github.com/u-boot/u-boot/commit/38d900b409199df02a1a26dfcb464d4d2b6e27d2
Reference: https://github.com/u-boot/u-boot/commit/43177705ab29ed1ccca970096de1ef3c6095e7e6
---
 starfive/visionfive/v2/8gb-patch.dts | 11 -----------
 starfive/visionfive/v2/README.md     | 13 -------------
 2 files changed, 24 deletions(-)
 delete mode 100644 starfive/visionfive/v2/8gb-patch.dts

diff --git a/starfive/visionfive/v2/8gb-patch.dts b/starfive/visionfive/v2/8gb-patch.dts
deleted file mode 100644
index 342dcba..0000000
--- a/starfive/visionfive/v2/8gb-patch.dts
+++ /dev/null
@@ -1,11 +0,0 @@
-/dts-v1/;
-/plugin/;
-/ {
-	compatible = "starfive,jh7110";
-	fragment@0 {
-		target-path = "/memory@40000000";
-		__overlay__ {
-			reg = <0x0 0x40000000 0x2 0x0>;
-		};
-	};
-};
diff --git a/starfive/visionfive/v2/README.md b/starfive/visionfive/v2/README.md
index 1ab7918..6ceb59b 100644
--- a/starfive/visionfive/v2/README.md
+++ b/starfive/visionfive/v2/README.md
@@ -54,19 +54,6 @@ Build the sd image.
 nix build .#
 ```
 
-## Additional configuration
-Additional configuration may be needed depending on your specific hardware configuration.
-
-### 8GB memory
-If your board has 8GB of RAM add the following to your config:
-
-``` nix
-hardware.deviceTree.overlays = [{
-  name = "8GB-patch";
-  dtsFile = "${nixos-hardware}/starfive/visionfive/v2/8gb-patch.dts";
-}];
-```
-
 # Updating the bootloader
 ## SD-Card
 Install the firmware update script