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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 5 Jun 2018 15:25:39 +0200
From:   Maxime Ripard <maxime.ripard@...tlin.com>
To:     Jagan Teki <jagan@...rulasolutions.com>
Cc:     Chen-Yu Tsai <wens@...e.org>, Icenowy Zheng <icenowy@...c.io>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        David Airlie <airlied@...ux.ie>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        Michael Trimarchi <michael@...rulasolutions.com>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [linux-sunxi] Re: [PATCH v2 00/26] arm64: allwinner: Add A64 DE2
 HDMI support

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@...tlin.com> 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@...' 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

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)