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

2018-06-06 Thread Icenowy Zheng


于 2018年6月5日 GMT+08:00 下午9:25:39, Maxime Ripard  写到:
>On Tue, Jun 05, 2018 at 06:23:57PM +0530, Jagan Teki wrote:
>> On Fri, May 18, 2018 at 3:29 PM, Maxime Ripard
>>  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
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Re: [linux-sunxi] Re: [PATCH v2 00/26] arm64: allwinner: Add A64 DE2 HDMI support

2018-06-06 Thread Jagan Teki
On Fri, May 18, 2018 at 3:29 PM, Maxime Ripard
 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.

Jagan.

-- 
Jagan Teki
Senior Linux Kernel Engineer | Amarula Solutions
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.
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Re: [linux-sunxi] Re: [PATCH v2 00/26] arm64: allwinner: Add A64 DE2 HDMI support

2018-06-05 Thread Maxime Ripard
On Tue, Jun 05, 2018 at 06:23:57PM +0530, Jagan Teki wrote:
> On Fri, May 18, 2018 at 3:29 PM, Maxime Ripard
>  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.

Maxime

-- 
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com


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