linux-kernel - [PATCH 1/6] arm64: dts: renesas: r9a09g077: Add I2C controller nodes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250625153042.159690-2-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Wed, 25 Jun 2025 16:30:37 +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>
Cc: linux-renesas-soc@...r.kernel.org,
	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 1/6] arm64: dts: renesas: r9a09g077: Add I2C controller nodes

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

The Renesas RZ/T2H ("R9A09G077") SoC includes three I2C (RIIC) channels.
Adds the device tree nodes for all three I2C controllers to RZ/T2H
SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g077.dtsi | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi b/arch/arm64/boot/dts/renesas/r9a09g077.dtsi
index 42c3b86196d6..eec6fec19944 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g077.dtsi
@@ -90,6 +90,51 @@ sci0: serial@...05000 {
 			status = "disabled";
 		};
 
+		i2c0: i2c@...88000 {
+			compatible = "renesas,riic-r9a09g077";
+			reg = <0 0x80088000 0 0x400>;
+			interrupts = <GIC_SPI 614 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 615 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 616 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 617 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "eei", "rxi", "txi", "tei";
+			clocks = <&cpg CPG_MOD 100>;
+			power-domains = <&cpg>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@...88004 {
+			compatible = "renesas,riic-r9a09g077";
+			reg = <0 0x80088400 0 0x400>;
+			interrupts = <GIC_SPI 618 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 619 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 620 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 621 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "eei", "rxi", "txi", "tei";
+			clocks = <&cpg CPG_MOD 101>;
+			power-domains = <&cpg>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c2: i2c@...08000 {
+			compatible = "renesas,riic-r9a09g077";
+			reg = <0 0x81008000 0 0x400>;
+			interrupts = <GIC_SPI 622 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 623 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 624 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 625 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "eei", "rxi", "txi", "tei";
+			clocks = <&cpg CPG_MOD 501>;
+			power-domains = <&cpg>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		cpg: clock-controller@...80000 {
 			compatible = "renesas,r9a09g077-cpg-mssr";
 			reg = <0 0x80280000 0 0x1000>,
-- 
2.49.0