Re: [PATCH v3 1/2] drm/bridge: dw-hdmi: support optional supply regulators

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On Mon, Mar 23, 2015 at 07:17:49PM +0100, Heiko Stuebner wrote:
> Hi Philipp,
> 
> Am Donnerstag, 12. März 2015, 21:45:19 schrieb Heiko Stuebner:
> > At least the Rockchip variant of the dw_hdmi can have controllable power
> > supplies providing 1.0 and 1.8V. Therefore add the possibility for the
> > generic bridge driver to enable supplies provided by the hw-specific
> > drivers.
> > 
> > Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
> 
> does this look ok now?
> 
> And as we talked about in Chemnitz, who will be taking such bridge-related 
> changes, as you mentioned some last bridge-patches going through Thierry.

Sorry, I had completely missed this.

> > ---
> > changes since v2:
> > - rename supplies to the names found in the hdmi IP databook
> > changes since v1:
> > - follow suggestion from Russell King to keep regulator handling local
> >   to the rockchip implementation for the time being and only generalize
> >   when a real second implementation needs regulator handling
> > 
> >  .../devicetree/bindings/drm/bridge/dw_hdmi.txt     |  5 ++++
> >  drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c        | 32
> > +++++++++++++++++++++- 2 files changed, 36 insertions(+), 1 deletion(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
> > b/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt index
> > a905c14..bb74640 100644
> > --- a/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
> > +++ b/Documentation/devicetree/bindings/drm/bridge/dw_hdmi.txt
> > @@ -22,6 +22,11 @@ Optional properties
> >  - ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
> >  - clocks, clock-names: phandle to the HDMI CEC clock, name should be "cec"
> > 
> > +Optional supplies:
> > +rockchip,rk3288-dw-hdmi handles two optional power supplies:
> > +- vp-supply: 1.0V power supply
> > +- vph-supply: 1.8V power supply

If this is specific to the Rockchip implementation, shouldn't this go
into Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt? It
could then simply go into the Rockchip DRM tree.

Thierry
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