[PATCH v2 6/7] 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 eric@anholt.net ---

v2: Mark it as disabled by default, and enable it in bcm2835-rpi.

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 46780bb..29cc7ba 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -45,6 +45,10 @@ 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 301c73f..20574cc 100644 --- a/arch/arm/boot/dts/bcm2835.dtsi +++ b/arch/arm/boot/dts/bcm2835.dtsi @@ -149,6 +149,16 @@ status = "disabled"; };

+ i2c2: i2c@7e805000 { + compatible = "brcm,bcm2835-i2c"; + reg = <0x7e805000 0x1000>; + interrupts = <2 21>; + clocks = <&clk_i2c>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + usb@7e980000 { compatible = "brcm,bcm2835-usb"; reg = <0x7e980000 0x10000>;