On Thu, Jul 12, 2018 at 03:09:55PM +0800, Icenowy Zheng wrote:
> 于 2018年7月12日 GMT+08:00 下午2:46:01, Maxime Ripard <maxime.ripard@xxxxxxxxxxx> 写到:
> >On Wed, Jul 11, 2018 at 11:15:50PM +0800, Icenowy Zheng wrote:
> >>
> >>
> >> 于 2018年7月11日 GMT+08:00 下午11:05:32, Maxime Ripard
> ><maxime.ripard@xxxxxxxxxxx> 写到:
> >> >Hi,
> >> >
> >> >On Wed, Jul 11, 2018 at 09:22:32PM +0800, Icenowy Zheng wrote:
> >> >> Banana Pi M2 Zero board has a miniHDMI port connected to the HDMI
> >> >> controller of Allwinner H3 SoC.
> >> >>
> >> >> Enable the HDMI output in Banana Pi M2 Zero device tree.
> >> >>
> >> >> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> >> >> ---
> >> >> .../dts/sun8i-h2-plus-bananapi-m2-zero.dts | 25
> >> >+++++++++++++++++++
> >> >> 1 file changed, 25 insertions(+)
> >> >>
> >> >> diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
> >> >b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
> >> >> index 7d01f9322658..eb61dcf32797 100644
> >> >> --- a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
> >> >> +++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
> >> >> @@ -26,6 +26,17 @@
> >> >> stdout-path = "serial0:115200n8";
> >> >> };
> >> >>
> >> >> + hdmi-connector {
> >> >> + compatible = "hdmi-connector";
> >> >> + type = "c";
> >> >
> >> >This is not one of the connector type declared in DRM, how is it
> >> >exposed to the userspace?
> >>
> >> So just use "A" here (because of single link)?
> >
> >If the connector type is C, it should be C, and DRM / driver adjusted
> >to handle it.
>
> Okay I won't change this property, if there's any further revisions.
>
> For DRM driver, I think it can be an independent patchset.
Not really, since it's going to break userspace as soon as you merge
that other patchset.
Maxime
--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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