nv-public: Add dts overlay for android

Add an overlay for android to pass android specific values for bootargs
and other modules.

Bug 4127755

Change-Id: I52c3b2b1c8dc5b3a0f7734baf1e41b2f54b88995
Reviewed-on: https://git-master.nvidia.com/r/c/device/hardware/nvidia/t23x-public-dts/+/2920161
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Ankita Garg <ankitag@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Tested-by: Ankita Garg <ankitag@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>

overlay/Makefile

@@ -10,6 +10,7 @@ dtbo-y :=
 makefile-path := t23x/nv-public/overlay
 
 dtbo-y += tegra-optee.dtbo
+dtbo-y += tegra234-android.dtbo
 dtbo-y += tegra234-audio-overlay.dtbo
 dtbo-y += tegra234-carveouts.dtbo
 dtbo-y += tegra234-jetson.dtbo

overlay/tegra234-android.dts

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright (c) 2022-2023, NVIDIA CORPORATION & AFFILIATES.  All rights reserved.
+//
+// This file contains the DT nodes of T234 which are not in base/tegra234.dtsi
+
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment-t234-android@0 {
+		target-path = "/";
+		 __overlay__ {
+			firmware {
+				android {
+					compatible = "android,firmware";
+					first_stage_delay = "1";
+				};
+			};
+
+			chosen {
+				use_dts_cmdline;
+				bootargs ="androidboot.boot_devices=bus@0/3460000.mmc enforcing=0 androidboot.selinux=permissive console=ttyTCU0,115200 rootfstype=ext4 mminit_loglevel=4 androidboot.slot_suffix=_a androidboot.hardware=t234ref loop.max_part=7 firmware_class.path=/vendor/firmware";
+			};
+		};
+	};
+};