linux-kernel - [PATCH v2 08/10] arm64: dts: renesas: Add initial support for RZ/G3L SMARC SoM

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Message-ID: <20260128113032.337231-9-biju.das.jz@bp.renesas.com>
Date: Wed, 28 Jan 2026 11:30:27 +0000
From: Biju <biju.das.au@...il.com>
To: Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: Biju Das <biju.das.jz@...renesas.com>,
	linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>,
	Biju Das <biju.das.au@...il.com>
Subject: [PATCH v2 08/10] arm64: dts: renesas: Add initial support for RZ/G3L SMARC SoM

From: Biju Das <biju.das.jz@...renesas.com>

Add initial support for the RZ/G3L SMARC SoM with 2GB memory and
extal clk.

Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
---
v1->v2:
 * Dropped gpio.h header file.
---
 .../boot/dts/renesas/rzg3l-smarc-som.dtsi     | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi

diff --git a/arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi
new file mode 100644
index 000000000000..7c21afaee9bc
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/*
+ * Device Tree Source for R9A08G046L48 SMARC SoM board.
+ *
+ * Copyright (C) 2026 Renesas Electronics Corp.
+ */
+
+/ {
+	compatible = "renesas,rzg3l-smarcm", "renesas,r9a08g046l48", "renesas,r9a08g046";
+
+	memory@...00000 {
+		device_type = "memory";
+		/* First 128MB is reserved for secure area. */
+		reg = <0x0 0x48000000 0x0 0x78000000>;
+	};
+};
+
+&extal_clk {
+	clock-frequency = <24000000>;
+};
-- 
2.43.0