From cfbe4bf33064314df66db223ea8b7d7218aae2e6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mattias=20Walstr=C3=B6m?= <lazzer@gmail.com>
Date: Thu, 15 Jan 2026 23:14:40 +0100
Subject: [PATCH] rpi64: uboot: Fix addresses dtb and ramdisk to not overlap
 with kernel

Device tree was overwritten by the kernel while unpacking.
---
 board/aarch64/raspberrypi-rpi64/uboot/rpi-env.dtso | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/board/aarch64/raspberrypi-rpi64/uboot/rpi-env.dtso b/board/aarch64/raspberrypi-rpi64/uboot/rpi-env.dtso
index 58fdd41c..9bda40db 100644
--- a/board/aarch64/raspberrypi-rpi64/uboot/rpi-env.dtso
+++ b/board/aarch64/raspberrypi-rpi64/uboot/rpi-env.dtso
@@ -12,6 +12,15 @@
 			boot_targets = "mmc0";
 			ethprime = "eth0";
 
+			/* Memory layout for kernel boot:
+			 *   0x00200000: Kernel relocation address
+			 *   0x04000000: FDT (64MB, gives enough space for kernels up to ~60MB)
+			 *   0x10000000: Ramdisk (Memsize - 256MB)
+			 */
+			kernel_addr_r = "0x00200000";
+			fdt_addr_r = "0x04000000";
+			ramdisk_addr_r = "0x10000000";
+
 			stdout = "serial";
 			stderr = "serial";
 			stdin = "serial";