From cbfa278e20913a9b8380278149fa7e4068ea82e2 Mon Sep 17 00:00:00 2001 From: Sergei Shtylyov Date: Sat, 3 Mar 2018 22:06:21 +0300 Subject: [PATCH] arm64: dts: renesas: r8a77970: add I2C support Define the generic R8A77970 parts of the I2C[0-4] device node. Based on the original (and large) patch by Daisuke Matsushita . Signed-off-by: Vladimir Barinov Signed-off-by: Sergei Shtylyov Reviewed-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm64/boot/dts/renesas/r8a77970.dtsi | 93 +++++++++++++++++++++++++++++++ 1 file changed, 93 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a77970.dtsi b/arch/arm64/boot/dts/renesas/r8a77970.dtsi index 13ff430..e44281c 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi +++ b/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 +346,91 @@ <&ipmmu_ds1 22>, <&ipmmu_ds1 23>; }; + i2c0: i2c@e6500000 { + compatible = "renesas,i2c-r8a77970", + "renesas,rcar-gen3-i2c"; + reg = <0 0xe6500000 0 0x40>; + interrupts = ; + clocks = <&cpg CPG_MOD 931>; + power-domains = <&sysc R8A77970_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 = <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 = ; + clocks = <&cpg CPG_MOD 930>; + power-domains = <&sysc R8A77970_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>; + #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 = ; + clocks = <&cpg CPG_MOD 929>; + power-domains = <&sysc R8A77970_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>; + #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 = ; + clocks = <&cpg CPG_MOD 928>; + power-domains = <&sysc R8A77970_PD_ALWAYS_ON>; + resets = <&cpg 928>; + dmas = <&dmac1 0x97>, <&dmac1 0x96>, + <&dmac2 0x97>, <&dmac2 0x96>; + dma-names = "tx", "rx", "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 = ; + clocks = <&cpg CPG_MOD 927>; + power-domains = <&sysc R8A77970_PD_ALWAYS_ON>; + resets = <&cpg 927>; + dmas = <&dmac1 0x99>, <&dmac1 0x98>, + <&dmac2 0x99>, <&dmac2 0x98>; + dma-names = "tx", "rx", "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", -- 2.7.4