linux-kernel - [PATCH v3 2/3] riscv: dts: thead: Add TH1520 I2C nodes

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Date: Tue, 18 Jun 2024 09:42:39 +0200
From: Thomas Bonnefille <thomas.bonnefille@...tlin.com>
To: Andi Shyti <andi.shyti@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Jisheng Zhang <jszhang@...nel.org>, 
 Guo Ren <guoren@...nel.org>, Fu Wei <wefu@...hat.com>, 
 Drew Fustini <dfustini@...storrent.com>, 
 Emil Renner Berthing <emil.renner.berthing@...onical.com>, 
 Conor Dooley <conor@...nel.org>, 
 Jarkko Nikula <jarkko.nikula@...ux.intel.com>
Cc: Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 Miquèl Raynal <miquel.raynal@...tlin.com>, 
 linux-i2c@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
 Thomas Bonnefille <thomas.bonnefille@...tlin.com>
Subject: [PATCH v3 2/3] riscv: dts: thead: Add TH1520 I2C nodes

Add nodes for the six I2C on the T-Head TH1520 RISCV SoC.

Signed-off-by: Thomas Bonnefille <thomas.bonnefille@...tlin.com>
---
 arch/riscv/boot/dts/thead/th1520.dtsi | 60 +++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index d88d4cade02c..f0b2b05e9bd4 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -232,6 +232,36 @@ uart3: serial@...7f04000 {
 			status = "disabled";
 		};
 
+		i2c0: i2c@...7f20000 {
+			compatible = "thead,th1520-i2c", "snps,designware-i2c";
+			reg = <0xff 0xe7f20000 0x0 0x4000>;
+			interrupts = <44 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_I2C0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@...7f24000 {
+			compatible = "thead,th1520-i2c", "snps,designware-i2c";
+			reg = <0xff 0xe7f24000 0x0 0x4000>;
+			interrupts = <45 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_I2C1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c4: i2c@...7f28000 {
+			compatible = "thead,th1520-i2c", "snps,designware-i2c";
+			reg = <0xff 0xe7f28000 0x0 0x4000>;
+			interrupts = <48 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_I2C4>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		gpio@...7f34000 {
 			compatible = "snps,dw-apb-gpio";
 			reg = <0xff 0xe7f34000 0x0 0x1000>;
@@ -320,6 +350,16 @@ padctrl0_apsys: pinctrl@...c007000 {
 			clocks = <&clk CLK_PADCTRL0>;
 		};
 
+		i2c2: i2c@...c00c000 {
+			compatible = "thead,th1520-i2c", "snps,designware-i2c";
+			reg = <0xff 0xec00c000 0x0 0x4000>;
+			interrupts = <46 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_I2C2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		uart2: serial@...c010000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0xff 0xec010000 0x0 0x4000>;
@@ -331,6 +371,16 @@ uart2: serial@...c010000 {
 			status = "disabled";
 		};
 
+		i2c3: i2c@...c014000 {
+			compatible = "thead,th1520-i2c", "snps,designware-i2c";
+			reg = <0xff 0xec014000 0x0 0x4000>;
+			interrupts = <47 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_I2C3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		dmac0: dma-controller@...fc00000 {
 			compatible = "snps,axi-dma-1.01a";
 			reg = <0xff 0xefc00000 0x0 0x1000>;
@@ -405,6 +455,16 @@ uart5: serial@...7f0c000 {
 			status = "disabled";
 		};
 
+		i2c5: i2c@...7f2c000 {
+			compatible = "thead,th1520-i2c", "snps,designware-i2c";
+			reg = <0xff 0xf7f2c000 0x0 0x4000>;
+			interrupts = <49 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk CLK_I2C5>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		timer4: timer@...fc33000 {
 			compatible = "snps,dw-apb-timer";
 			reg = <0xff 0xffc33000 0x0 0x14>;

-- 
2.45.2