[RFT] arm64: dts: r8a77965: add I2C support

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Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
---
 arch/arm64/boot/dts/renesas/r8a77965.dtsi | 99 ++++++++++++++++++++---
 1 file changed, 90 insertions(+), 9 deletions(-)

Hi Simon,

I have only tested i2c4 and the adv7482 which is connected there. But it 
seemed silly to post this patch without enable all i2c as they are 
according to the datasheet are the same as on H3 and M3-W.

// Niklas

diff --git a/arch/arm64/boot/dts/renesas/r8a77965.dtsi b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
index 8af561703037a51a..c65debc0c60f72a3 100644
--- a/arch/arm64/boot/dts/renesas/r8a77965.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
@@ -20,6 +20,13 @@
 	#size-cells = <2>;
 
 	aliases {
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c5 = &i2c5;
+		i2c6 = &i2c6;
 		i2c7 = &i2c_dvfs;
 	};
 
@@ -314,44 +321,118 @@
 		};
 
 		i2c0: i2c@e6500000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe6500000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 931>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 931>;
+			dmas = <&dmac1 0x91>, <&dmac1 0x90>,
+			       <&dmac2 0x91>, <&dmac2 0x90>;
+			dma-names = "tx", "rx", "tx", "rx";
+			i2c-scl-internal-delay-ns = <110>;
+			status = "disabled";
 		};
 
 		i2c1: i2c@e6508000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe6508000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 288 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 930>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 930>;
+			dmas = <&dmac1 0x93>, <&dmac1 0x92>,
+			       <&dmac2 0x93>, <&dmac2 0x92>;
+			dma-names = "tx", "rx", "tx", "rx";
+			i2c-scl-internal-delay-ns = <6>;
+			status = "disabled";
 		};
 
 		i2c2: i2c@e6510000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
-
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe6510000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 929>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 929>;
+			dmas = <&dmac1 0x95>, <&dmac1 0x94>,
+			       <&dmac2 0x95>, <&dmac2 0x94>;
+			dma-names = "tx", "rx", "tx", "rx";
+			i2c-scl-internal-delay-ns = <6>;
+			status = "disabled";
 		};
 
 		i2c3: i2c@e66d0000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe66d0000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 290 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 928>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 928>;
+			dmas = <&dmac0 0x97>, <&dmac0 0x96>;
+			dma-names = "tx", "rx";
+			i2c-scl-internal-delay-ns = <110>;
+			status = "disabled";
 		};
 
 		i2c4: i2c@e66d8000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
-
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe66d8000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 927>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 927>;
+			dmas = <&dmac0 0x99>, <&dmac0 0x98>;
+			dma-names = "tx", "rx";
+			i2c-scl-internal-delay-ns = <110>;
+			status = "disabled";
 		};
 
 		i2c5: i2c@e66e0000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe66e0000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 919>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 919>;
+			dmas = <&dmac0 0x9b>, <&dmac0 0x9a>;
+			dma-names = "tx", "rx";
+			i2c-scl-internal-delay-ns = <110>;
+			status = "disabled";
 		};
 
 		i2c6: i2c@e66e8000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "renesas,i2c-r8a77965",
+				     "renesas,rcar-gen3-i2c";
 			reg = <0 0xe66e8000 0 0x40>;
-			/* placeholder */
+			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 918>;
+			power-domains = <&sysc R8A77965_PD_ALWAYS_ON>;
+			resets = <&cpg 918>;
+			dmas = <&dmac0 0x9d>, <&dmac0 0x9c>;
+			dma-names = "tx", "rx";
+			i2c-scl-internal-delay-ns = <6>;
+			status = "disabled";
 		};
 
 		i2c_dvfs: i2c@e60b0000 {
-- 
2.17.0




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