Re: [linux-sunxi] Re: [PATCH v2 00/26] arm64: allwinner: Add A64 DE2 HDMI support

From: Icenowy Zheng
Date: Tue Jun 05 2018 - 10:02:33 EST




ä 2018å6æ5æ GMT+08:00 äå9:25:39, Maxime Ripard <maxime.ripard@xxxxxxxxxxx> åå:
>On Tue, Jun 05, 2018 at 06:23:57PM +0530, Jagan Teki wrote:
>> On Fri, May 18, 2018 at 3:29 PM, Maxime Ripard
>> <maxime.ripard@xxxxxxxxxxx> wrote:
>> > On Fri, May 18, 2018 at 03:15:10PM +0530, Jagan Teki wrote:
>> >> Allwinner A64 has display engine pipeline like other Allwinner
>SOC's A83T/H3/H5.
>> >>
>> >> A64 behaviour similar to Allwinner A83T where
>> >> Mixer0 => TCON0 => LVDS/RGB/MIPI-DSI
>> >> Mixer1 => TCON1 => HDMI
>> >> as per Display System Block
>DiagramAllwinner_A64_User_Manual_V1.1.pdf
>> >>
>> >> This is second patch-set followed with previous RFC[1] and first
>series[2]
>> >> and merely concentrated on HDMI pipeline through TCON1 and rest
>will add eventually.
>> >>
>> >> This series fixed previous version comments
>> >> - about documenting fallback compatibles
>> >> - adding new compatible for mixer1
>> >> - support for multiple DW HDMI PHY clock parents (thanks, to
>Jernej)
>> >>
>> >> Note:
>> >> Pine64 boards are unable to get edid by default like other A64
>boards,
>> >> but forcing 'video=HDMI-A-1:1920x1080@60D' kernel command line can
>> >> create edid with display on penel.
>> >
>> > There's no point in trying to push this without the SRAM issue
>being
>> > solved. It is required, and won't be merged unless this is
>addressed.
>>
>> is SRAM issue resolved? if so may be I will try to test it on top.
>
>I'd expect the one working on this to push a solution to solve this.

I'll do it soon. Currently I'm a little busy.

>
>Maxime