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>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>

2 files changed, 14 insertions, 0 deletions

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>;