Define the generic R8A77970 parts of the I2C[0-4] device node.
Based on the original (and large) patch by Daisuke Matsushita
<daisuke.matsushita.ns@xxxxxxxxxxx>.
Signed-off-by: Vladimir Barinov <vladimir.barinov@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
---
Changes in version 2:
- made use of the SYSC power domain #define's;
- moved the I2C nodes before HSCIF nodes.
arch/arm64/boot/dts/renesas/r8a77970.dtsi | 88 ++++++++++++++++++++++++++++++
1 file changed, 88 insertions(+)
Index: renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
===================================================================
--- renesas.orig/arch/arm64/boot/dts/renesas/r8a77970.dtsi
+++ renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
@@ -19,6 +19,14 @@
#address-cells = <2>;
#size-cells = <2>;
+ aliases {
+ i2c0 = &i2c0;
+ i2c1 = &i2c1;
+ i2c2 = &i2c2;
+ i2c3 = &i2c3;
+ i2c4 = &i2c4;
+ };
+
psci {
compatible = "arm,psci-1.0", "arm,psci-0.2";
method = "smc";
@@ -338,6 +346,86 @@
<&ipmmu_ds1 22>, <&ipmmu_ds1 23>;
};
+ i2c0: i2c@e6500000 {
+ compatible = "renesas,i2c-r8a77970",
+ "renesas,rcar-gen3-i2c";
+ reg = <0 0xe6500000 0 0x40>;
+ interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 931>;
+ power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
+ resets = <&cpg 931>;
+ dmas = <&dmac1 0x91>, <&dmac1 0x90>;
+ dma-names = "tx", "rx";
+ i2c-scl-internal-delay-ns = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c1: i2c@e6508000 {
+ compatible = "renesas,i2c-r8a77970",
+ "renesas,rcar-gen3-i2c";
+ reg = <0 0xe6508000 0 0x40>;
+ interrupts = <GIC_SPI 288 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 930>;
+ power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
+ resets = <&cpg 930>;
+ dmas = <&dmac1 0x93>, <&dmac1 0x92>;
+ dma-names = "tx", "rx";
+ i2c-scl-internal-delay-ns = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c2: i2c@e6510000 {
+ compatible = "renesas,i2c-r8a77970",
+ "renesas,rcar-gen3-i2c";
+ reg = <0 0xe6510000 0 0x40>;
+ interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 929>;
+ power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
+ resets = <&cpg 929>;
+ dmas = <&dmac1 0x95>, <&dmac1 0x94>;
+ dma-names = "tx", "rx";
+ i2c-scl-internal-delay-ns = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c3: i2c@e66d0000 {
+ compatible = "renesas,i2c-r8a77970",
+ "renesas,rcar-gen3-i2c";
+ reg = <0 0xe66d0000 0 0x40>;
+ interrupts = <GIC_SPI 290 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 928>;
+ power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
+ resets = <&cpg 928>;
+ dmas = <&dmac1 0x97>, <&dmac1 0x96>;
+ dma-names = "tx", "rx";
+ i2c-scl-internal-delay-ns = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c4: i2c@e66d8000 {
+ compatible = "renesas,i2c-r8a77970",
+ "renesas,rcar-gen3-i2c";
+ reg = <0 0xe66d8000 0 0x40>;
+ interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 927>;
+ power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
+ resets = <&cpg 927>;
+ dmas = <&dmac1 0x99>, <&dmac1 0x98>;
+ dma-names = "tx", "rx";
+ i2c-scl-internal-delay-ns = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
hscif0: serial@e6540000 {
compatible = "renesas,hscif-r8a77970",
"renesas,rcar-gen3-hscif",
--
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