From 3fc2f94eba35cc4735ec775d3c7b36deda71e2b1 Mon Sep 17 00:00:00 2001 From: Laxman Dewangan Date: Thu, 14 Mar 2013 01:19:51 +0530 Subject: [PATCH] ARM: tegra: add I2C nodes to Tegra114 DT NVIDIA's Tegra114 has 5 I2C controllers. These controllers have the following changes which makes incompatible with previous hardware: - Single clock source to I2C controller. - Interrupt support for per packet transfer. Add DT entry for I2C controllers and make it compatible with "nvidia,tegra114-i2c". Signed-off-by: Laxman Dewangan [swarren: fixed location of status property for consistency] Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra114.dtsi | 55 +++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi index d55f07a29398..552e63972f14 100644 --- a/arch/arm/boot/dts/tegra114.dtsi +++ b/arch/arm/boot/dts/tegra114.dtsi @@ -143,6 +143,61 @@ status = "disabled"; }; + i2c@7000c000 { + compatible = "nvidia,tegra114-i2c"; + reg = <0x7000c000 0x100>; + interrupts = <0 38 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 12>; + clock-names = "div-clk"; + status = "disabled"; + }; + + i2c@7000c400 { + compatible = "nvidia,tegra114-i2c"; + reg = <0x7000c400 0x100>; + interrupts = <0 84 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 54>; + clock-names = "div-clk"; + status = "disabled"; + }; + + i2c@7000c500 { + compatible = "nvidia,tegra114-i2c"; + reg = <0x7000c500 0x100>; + interrupts = <0 92 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 67>; + clock-names = "div-clk"; + status = "disabled"; + }; + + i2c@7000c700 { + compatible = "nvidia,tegra114-i2c"; + reg = <0x7000c700 0x100>; + interrupts = <0 120 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 103>; + clock-names = "div-clk"; + status = "disabled"; + }; + + i2c@7000d000 { + compatible = "nvidia,tegra114-i2c"; + reg = <0x7000d000 0x100>; + interrupts = <0 53 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 47>; + clock-names = "div-clk"; + status = "disabled"; + }; + rtc { compatible = "nvidia,tegra114-rtc", "nvidia,tegra20-rtc"; reg = <0x7000e000 0x100>; -- 2.39.2