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From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/7] drm/sun4i: Introduce A33 display driver
Date: Mon, 5 Sep 2016 22:37:07 +0200	[thread overview]
Message-ID: <20160905203707.GF8596@lukather> (raw)
In-Reply-To: <CAGb2v64p2MMvTpS8nNT2hGF3_jBa7Odr2qkOHD=N4iVXMDxrwA@mail.gmail.com>

On Sat, Sep 03, 2016 at 09:43:59AM +0800, Chen-Yu Tsai wrote:
> On Sat, Sep 3, 2016 at 3:06 AM, Maxime Ripard
> <maxime.ripard@free-electrons.com> wrote:
> > Hi Icenowy,
> >
> > On Fri, Sep 02, 2016 at 09:30:05AM +0800, Icenowy Zheng wrote:
> >>
> >>
> >> 01.09.2016, 23:40, "Maxime Ripard" <maxime.ripard@free-electrons.com>:
> >> > Hi everyone,
> >> >
> >> > This serie introduces the support in the sun4i-drm driver for the A33.
> >> >
> >> > Beside the new IPs and special cases for the A33 new IPs, there's
> >> > nothing really outstanding, and is now at feature parity with the A13.
> >>
> >> How can the driver be modified to support LVDS screen?
> >>
> >> I have an A33 tablet with a 1024x768 LVDS panel. (iNet D978 Rev2 board,
> >> which I pushed a dt a few days ago)
> >
> > Awesome, I don't have such a screen myself, so feel free to work on
> > it.
> >
> > I haven't looked into the details of LVDS, but it should be something
> > along the lines of commit 29e57fab97fc ("drm: sun4i: Add RGB output").
> 
> The implementation might be along the lines of
> 
>   1. having multiple output ports, each for a different interface type.
>      (Some platforms go this route)
> 
> Or
> 
>   2. having a DT property describe what the output interface is.
> 
> The RGB/TCON driver would then setup the registers accordingly.

Hmmm, yeah, we would need to adjust the bindings too...

I guess I'd prefer 1), but that would also be the most invasive
solution. I'm not sure how the DT maintainers feel about that.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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  reply	other threads:[~2016-09-05 20:37 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-01 15:31 [PATCH 0/7] drm/sun4i: Introduce A33 display driver Maxime Ripard
2016-09-01 15:31 ` [PATCH 1/7] drm/sun4i: support TCONs without channel 1 Maxime Ripard
2016-09-02  1:47   ` Chen-Yu Tsai
2016-09-01 15:31 ` [PATCH 2/7] drm/sun4i: support A33 tcon Maxime Ripard
2016-09-02  6:02   ` Chen-Yu Tsai
2016-09-05 20:22     ` Maxime Ripard
2016-09-01 15:32 ` [PATCH 3/7] drm/sun4i: Add SAT and DRC drivers Maxime Ripard
2016-09-02  6:45   ` Chen-Yu Tsai
2016-09-05 20:27     ` Maxime Ripard
2016-09-04 20:03   ` [linux-sunxi] " Peter Korsgaard
2016-09-06 13:59     ` Maxime Ripard
2016-09-01 15:32 ` [PATCH 4/7] drm/panel: Add Sinlinx SinA33 7" panel Maxime Ripard
2016-09-02  7:01   ` Chen-Yu Tsai
2016-09-04 17:03   ` Icenowy Zheng
2016-09-05 20:02     ` Maxime Ripard
2016-09-06  2:53       ` Chen-Yu Tsai
2016-09-06  9:12       ` Thierry Reding
2016-09-06 14:33         ` Maxime Ripard
2016-09-01 15:32 ` [PATCH 5/7] ARM: sun8i: a33: Add display pipeline Maxime Ripard
2016-09-02  6:28   ` Chen-Yu Tsai
2016-09-05 20:21     ` Maxime Ripard
2016-09-06  2:51       ` Chen-Yu Tsai
2016-09-01 15:32 ` [PATCH 6/7] ARM: sun8i: a33: Add RGB666 pins Maxime Ripard
2016-09-02  1:44   ` [linux-sunxi] " Chen-Yu Tsai
2016-09-01 15:32 ` [PATCH 7/7] ARM: sun8i: sina33: Enable display Maxime Ripard
2016-09-02  1:30 ` [PATCH 0/7] drm/sun4i: Introduce A33 display driver Icenowy Zheng
2016-09-02 19:06   ` Maxime Ripard
2016-09-03  1:43     ` Chen-Yu Tsai
2016-09-05 20:37       ` Maxime Ripard [this message]
2016-09-06  2:50         ` Chen-Yu Tsai
2016-09-06 18:54           ` Maxime Ripard
2016-09-07  4:49             ` Chen-Yu Tsai
2016-09-12  9:56               ` Maxime Ripard

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