From a765a2eed14e9dbc614b66c5c8ea97c288f28207 Mon Sep 17 00:00:00 2001
From: Ketan Patil <ketanp@nvidia.com>
Date: Thu, 20 Oct 2022 12:13:38 +0000
Subject: [PATCH] arm64: tegra: Add overlay dts for t234 carveouts

Add overlay dts file for tegra carveouts needed for t234.

Bug 3821422

Change-Id: I44666906a28d7ef89be1fb13aa46f9ae9a555cf4
Signed-off-by: Ketan Patil <ketanp@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2795647
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
---
 arch/arm64/boot/dts/nvidia/Makefile           |  1 +
 .../boot/dts/nvidia/tegra234-carveouts.dts    | 38 +++++++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 arch/arm64/boot/dts/nvidia/tegra234-carveouts.dts

diff --git a/arch/arm64/boot/dts/nvidia/Makefile b/arch/arm64/boot/dts/nvidia/Makefile
index 39b9c9f7..f3c75685 100644
--- a/arch/arm64/boot/dts/nvidia/Makefile
+++ b/arch/arm64/boot/dts/nvidia/Makefile
@@ -4,6 +4,7 @@
 # DT overlays
 dtbo-y += tegra-optee.dtbo
 dtbo-y += tegra194-carveouts.dtbo
+dtbo-y += tegra234-carveouts.dtbo
 dtbo-y += tegra194-jetson.dtbo
 dtbo-y += tegra194-p3509-0000+p3668-0001-overlay.dtbo
 dtbo-y += tegra234-p3737-0000+p3701-0000-overlay.dtbo
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-carveouts.dts b/arch/arm64/boot/dts/nvidia/tegra234-carveouts.dts
new file mode 100644
index 00000000..f8055992
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra234-carveouts.dts
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		target-path = "/";
+		__overlay__ {
+
+			reserved-memory {
+				#address-cells = <2>;
+				#size-cells = <2>;
+				ranges;
+
+				vpr: vpr-carveout {
+					compatible = "nvidia,vpr-carveout";
+					status = "okay";
+				};
+
+				fsi_reserved: fsi-carveout {
+					compatible = "nvidia,fsi-carveout";
+					size = <0 0x2000000>;
+					alignment = <0 0x1000>;
+					no-map;
+					alloc-ranges = <0x0 0x0 0x1 0x0>;
+					status = "okay";
+				};
+			};
+
+			tegra-carveouts {
+				compatible = "nvidia,carveouts";
+				memory-region = <&vpr &fsi_reserved>;
+				status = "okay";
+			};
+		};
+	};
+};