linux-kernel - [PATCH v11 2/2] arm64: dts: renesas: Add initial support for renesas RZ/T2H eval board

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Message-ID: <20250617162810.154332-3-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Tue, 17 Jun 2025 17:28:10 +0100
From: Prabhakar <prabhakar.csengg@...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>,
	linux-renesas-soc@...r.kernel.org
Cc: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Prabhakar <prabhakar.csengg@...il.com>,
	Biju Das <biju.das.jz@...renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH v11 2/2] arm64: dts: renesas: Add initial support for renesas RZ/T2H eval board

From: Thierry Bultel <thierry.bultel.yh@...renesas.com>

Add the initial device tree for the RZ/T2H evaluation board.

Signed-off-by: Thierry Bultel <thierry.bultel.yh@...renesas.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
v10 -> v11:
- Updated model string in the RZ/T2H eval board.
---
 arch/arm64/boot/dts/renesas/Makefile          |  2 ++
 .../dts/renesas/r9a09g077m44-rzt2h-evk.dts    | 31 +++++++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts

diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
index 677ba3aa8931..52d0488cfee3 100644
--- a/arch/arm64/boot/dts/renesas/Makefile
+++ b/arch/arm64/boot/dts/renesas/Makefile
@@ -165,5 +165,7 @@ dtb-$(CONFIG_ARCH_R9A09G056) += r9a09g056n48-rzv2n-evk.dtb
 dtb-$(CONFIG_ARCH_R9A09G057) += r9a09g057h44-rzv2h-evk.dtb
 dtb-$(CONFIG_ARCH_R9A09G057) += r9a09g057h48-kakip.dtb
 
+dtb-$(CONFIG_ARCH_R9A09G077) += r9a09g077m44-rzt2h-evk.dtb
+
 dtb-$(CONFIG_ARCH_RCAR_GEN3) += draak-ebisu-panel-aa104xd12.dtbo
 dtb-$(CONFIG_ARCH_RCAR_GEN3) += salvator-panel-aa104xd12.dtbo
diff --git a/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts
new file mode 100644
index 000000000000..752d4c9f2cae
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/*
+ * Device Tree Source for the RZ/T2H EVK board
+ *
+ * Copyright (C) 2025 Renesas Electronics Corp.
+ */
+
+/dts-v1/;
+
+#include "r9a09g077m44.dtsi"
+
+/ {
+	model = "Renesas RZ/T2H EVK Board based on r9a09g077m44";
+	compatible = "renesas,rzt2h-evk", "renesas,r9a09g077m44", "renesas,r9a09g077";
+
+	aliases {
+		serial0 = &sci0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&extal_clk {
+	clock-frequency = <25000000>;
+};
+
+&sci0 {
+	status = "okay";
+};
-- 
2.49.0