于 2018年7月12日 GMT+08:00 下午10:53:06, Maxime Ripard <maxime.ripard@xxxxxxxxxxx> 写到:
>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.
Should we bother the DRM maintainer to ask for any advice?
>
>Maxime
>
>--
>Maxime Ripard, Bootlin (formerly Free Electrons)
>Embedded Linux and Kernel engineering
>https://bootlin.com
>
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