From: Caleb Connolly <caleb.connolly@linaro.org>
Date: Wed, 21 Aug 2024 13:41:47 +0000 (+0200)
Subject: dts: qcs6490-rb3gen2-u-boot: add override dtsi
X-Git-Url: http://git.dujemihanovic.xyz/html/%7B%7B%20%28.OutputFormats.Get?a=commitdiff_plain;h=259dba80dc8f53ea344ed2b3d4e9f5f06edf6422;p=u-boot.git

dts: qcs6490-rb3gen2-u-boot: add override dtsi

For running U-Boot as primary bootloader we must define the memory
layout statically.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
---

diff --git a/arch/arm/dts/qcs6490-rb3gen2-u-boot.dtsi b/arch/arm/dts/qcs6490-rb3gen2-u-boot.dtsi
new file mode 100644
index 0000000000..c3ec4a317f
--- /dev/null
+++ b/arch/arm/dts/qcs6490-rb3gen2-u-boot.dtsi
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024 Linaro Ltd.
+ */
+/ {
+	/* When running as the primary bootloader there is no prior
+	 * stage to populate the memory layout for us. We *should*
+	 * have two nodes here, but ABL does NOT like that.
+	 * sooo we're stuck with this.
+	 */
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0 0x80000000 0 0x3A800000>,
+		      <0 0xC0000000 0 0x01800000>,
+		      <0 0xC3400000 0 0x3CC00000>,
+		      <1 0x00000000 1 0x00000000>;
+	};
+};
+
+// RAM Entry 0 : Base 0x0080000000  Size 0x003A800000
+// RAM Entry 1 : Base 0x00C0000000  Size 0x0001800000
+// RAM Entry 2 : Base 0x00C3400000  Size 0x003CC00000
+// RAM Entry 3 : Base 0x0100000000  Size 0x0100000000