From 121432c7a02f3818eefcad88c9ec428b7139b84a Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 9 Oct 2015 14:27:47 -0700 Subject: [PATCH] ARM: bcm2835: Add the DDC I2C controller to the device tree. We need to use it for getting video modes over HDMI. Signed-off-by: Eric Anholt Acked-by: Stephen Warren --- arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 ++++ arch/arm/boot/dts/bcm2835.dtsi | 10 ++++++++++ 2 files changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index ab5474e5d1c8..3572f0367baf 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -52,6 +52,10 @@ clock-frequency = <100000>; }; +&i2c2 { + status = "okay"; +}; + &sdhci { status = "okay"; bus-width = <4>; diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi index 46804b3c4387..aef64de77495 100644 --- a/arch/arm/boot/dts/bcm2835.dtsi +++ b/arch/arm/boot/dts/bcm2835.dtsi @@ -167,6 +167,16 @@ status = "disabled"; }; + i2c2: i2c@7e805000 { + compatible = "brcm,bcm2835-i2c"; + reg = <0x7e805000 0x1000>; + interrupts = <2 21>; + clocks = <&clocks BCM2835_CLOCK_VPU>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + usb@7e980000 { compatible = "brcm,bcm2835-usb"; reg = <0x7e980000 0x10000>; -- 2.30.2