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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>
This commit is contained in:
Eric Anholt 2015-10-09 14:27:47 -07:00
parent 94cb7f76ca
commit 121432c7a0
2 changed files with 14 additions and 0 deletions
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4
arch/arm/boot/dts/bcm2835-rpi.dtsi
View File

@ -52,6 +52,10 @@ &i2c1 {
clock-frequency = <100000>;
};
&i2c2 {
status = "okay";
};
&sdhci {
status = "okay";
bus-width = <4>;

10
arch/arm/boot/dts/bcm2835.dtsi
View File

@ -167,6 +167,16 @@ i2c1: i2c@7e804000 {
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>;