ARM: dts: r8a7742: Add I2C and IIC support
Add the I2C[0-3] and IIC[0-3] device nodes to the R8A7742 device tree. Automatic transmission for PMIC control is not available on IIC3 hence compatible strings "renesas,rcar-gen2-iic" and "renesas,rmobile-iic" are not added to iic3 node. Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com> Link: https://lore.kernel.org/r/1589555337-5498-4-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
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@ -359,6 +359,128 @@
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ranges = <0 0 0xe6300000 0x40000>;
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ranges = <0 0 0xe6300000 0x40000>;
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};
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};
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i2c0: i2c@e6508000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,i2c-r8a7742",
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"renesas,rcar-gen2-i2c";
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reg = <0 0xe6508000 0 0x40>;
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interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 931>;
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 931>;
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i2c-scl-internal-delay-ns = <110>;
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status = "disabled";
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};
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i2c1: i2c@e6518000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,i2c-r8a7742",
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"renesas,rcar-gen2-i2c";
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reg = <0 0xe6518000 0 0x40>;
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interrupts = <GIC_SPI 288 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 930>;
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 930>;
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i2c-scl-internal-delay-ns = <6>;
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status = "disabled";
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};
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i2c2: i2c@e6530000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,i2c-r8a7742",
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"renesas,rcar-gen2-i2c";
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reg = <0 0xe6530000 0 0x40>;
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interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 929>;
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 929>;
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i2c-scl-internal-delay-ns = <6>;
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status = "disabled";
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};
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i2c3: i2c@e6540000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,i2c-r8a7742",
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"renesas,rcar-gen2-i2c";
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reg = <0 0xe6540000 0 0x40>;
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interrupts = <GIC_SPI 290 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 928>;
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 928>;
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i2c-scl-internal-delay-ns = <110>;
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status = "disabled";
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};
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iic0: i2c@e6500000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,iic-r8a7742",
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"renesas,rcar-gen2-iic",
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"renesas,rmobile-iic";
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reg = <0 0xe6500000 0 0x425>;
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interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 318>;
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dmas = <&dmac0 0x61>, <&dmac0 0x62>,
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<&dmac1 0x61>, <&dmac1 0x62>;
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dma-names = "tx", "rx", "tx", "rx";
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 318>;
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status = "disabled";
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};
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iic1: i2c@e6510000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,iic-r8a7742",
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"renesas,rcar-gen2-iic",
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"renesas,rmobile-iic";
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reg = <0 0xe6510000 0 0x425>;
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interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 323>;
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dmas = <&dmac0 0x65>, <&dmac0 0x66>,
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<&dmac1 0x65>, <&dmac1 0x66>;
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dma-names = "tx", "rx", "tx", "rx";
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 323>;
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status = "disabled";
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};
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iic2: i2c@e6520000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,iic-r8a7742",
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"renesas,rcar-gen2-iic",
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"renesas,rmobile-iic";
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reg = <0 0xe6520000 0 0x425>;
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interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 300>;
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dmas = <&dmac0 0x69>, <&dmac0 0x6a>,
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<&dmac1 0x69>, <&dmac1 0x6a>;
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dma-names = "tx", "rx", "tx", "rx";
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 300>;
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status = "disabled";
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};
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iic3: i2c@e60b0000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,iic-r8a7742";
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reg = <0 0xe60b0000 0 0x425>;
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interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cpg CPG_MOD 926>;
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dmas = <&dmac0 0x77>, <&dmac0 0x78>,
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<&dmac1 0x77>, <&dmac1 0x78>;
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dma-names = "tx", "rx", "tx", "rx";
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power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
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resets = <&cpg 926>;
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status = "disabled";
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};
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dmac0: dma-controller@e6700000 {
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dmac0: dma-controller@e6700000 {
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compatible = "renesas,dmac-r8a7742",
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compatible = "renesas,dmac-r8a7742",
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"renesas,rcar-dmac";
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"renesas,rcar-dmac";
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