[PATCH v15 06/12] dt-bindings: add document for dw_hdmi

[Philipp Zabel]

Am Mittwoch, den 03.12.2014, 17:46 +0800 schrieb Andy Yan:
> On 2014年12月03日 02:23, Philipp Zabel wrote:
> > Hi Andy,
> >
> > Am Dienstag, den 02.12.2014, 15:42 +0800 schrieb Andy Yan:
> >> diff --git a/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt b/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
> >> new file mode 100644
> >> index 0000000..107c1ca
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
> >> @@ -0,0 +1,40 @@
> >> +DesignWare HDMI bridge bindings
> >> +
> >> +Required properities:
> >> +- compatible: platform specific such as:
> >> +   * "fsl,imx6q-hdmi"
> >> +   * "fsl,imx6dl-hdmi"
> >> +   * "rockchip,rk3288-dw-hdmi"
> > I think we should add a common compatible value "snps,dw-hdmi-tx" here:
> >
> > 	compatible = "fsl,imx6q-hdmi", "snps,dw-hdmi-tx";
> >
> >> +- reg: Physical base address and length of the controller's registers.
> >> +- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
> > Better make ddc-i2c-bus optional, see the other thread about the ddc i2c
> > master.
>      I have the same idea too, but the patch about ddc i2c master has not
>   landed yet,  can we change the ddc-i2c-bus to optional  after the ddc 
> i2c master
>   patch land?

Check out Documentation/devicetree/bindings/drm/imx/hdmi.txt, it was
already marked as optional. We can't make it required now.

regards
Philipp