Re: [linux-sunxi] Re: [PATCH 1/2] ARM: sun8i: h3: enable HDMI output on Banana Pi M2 Zero

From: Icenowy Zheng
Date: Thu Jul 12 2018 - 03:10:24 EST




ä 2018å7æ12æ GMT+08:00 äå2:46:01, Maxime Ripard <maxime.ripard@xxxxxxxxxxx> åå:
>On Wed, Jul 11, 2018 at 11:15:50PM +0800, Icenowy Zheng wrote:
>>
>>
>> ä 2018å7æ11æ GMT+08:00 äå11:05:32, Maxime Ripard
><maxime.ripard@xxxxxxxxxxx> åå:
>> >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.

>
>Maxime