From 40cc83b34cb81aa40656f944563f3cc7d6466b2b Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Fri, 19 Aug 2016 16:07:15 +0200 Subject: [PATCH] arm64: tegra: Add I2C controllers on Tegra186 Tegra186 has a total of nine I2C controllers that are compatible with the I2C controllers introduced in Tegra114. Two of these controllers share pads with two DPAUX controllers (for AUX transactions). Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra186.dtsi | 120 +++++++++++++++++++++++ 1 file changed, 120 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi index f3d60cb6a36c..65d6b97647cf 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -66,6 +66,100 @@ status = "disabled"; }; + gen1_i2c: i2c@3160000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x03160000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 47>; + clock-names = "div-clk"; + resets = <&bpmp 19>; + reset-names = "i2c"; + status = "disabled"; + }; + + cam_i2c: i2c@3180000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x03180000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 75>; + clock-names = "div-clk"; + resets = <&bpmp 21>; + reset-names = "i2c"; + status = "disabled"; + }; + + /* shares pads with dpaux1 */ + dp_aux_ch1_i2c: i2c@3190000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x03190000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 86>; + clock-names = "div-clk"; + resets = <&bpmp 22>; + reset-names = "i2c"; + status = "disabled"; + }; + + /* controlled by BPMP, should not be enabled */ + pwr_i2c: i2c@31a0000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x031a0000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 48>; + clock-names = "div-clk"; + resets = <&bpmp 23>; + reset-names = "i2c"; + status = "disabled"; + }; + + /* shares pads with dpaux0 */ + dp_aux_ch0_i2c: i2c@31b0000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x031b0000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 125>; + clock-names = "div-clk"; + resets = <&bpmp 24>; + reset-names = "i2c"; + status = "disabled"; + }; + + gen7_i2c: i2c@31c0000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x031c0000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 182>; + clock-names = "div-clk"; + resets = <&bpmp 81>; + reset-names = "i2c"; + status = "disabled"; + }; + + gen9_i2c: i2c@31e0000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x031e0000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 183>; + clock-names = "div-clk"; + resets = <&bpmp 83>; + reset-names = "i2c"; + status = "disabled"; + }; + gic: interrupt-controller@3881000 { compatible = "arm,gic-400"; #interrupt-cells = <3>; @@ -86,6 +180,32 @@ status = "disabled"; }; + gen2_i2c: i2c@c240000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x0c240000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 218>; + clock-names = "div-clk"; + resets = <&bpmp 20>; + reset-names = "i2c"; + status = "disabled"; + }; + + gen8_i2c: i2c@c250000 { + compatible = "nvidia,tegra186-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x0c250000 0x0 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&bpmp 219>; + clock-names = "div-clk"; + resets = <&bpmp 82>; + reset-names = "i2c"; + status = "disabled"; + }; + uartc: serial@c280000 { compatible = "nvidia,tegra186-uart", "nvidia,tegra20-uart"; reg = <0x0 0x0c280000 0x0 0x40>; -- 2.39.2