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From: khilman@kernel•org (Kevin Hilman)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH V8 00/14] drm/exynos: few patches to enhance bridge chip support
Date: Wed, 19 Nov 2014 11:19:33 -0800	[thread overview]
Message-ID: <7hwq6ruhfe.fsf@deeprootsystems.com> (raw)
In-Reply-To: <20141119105527.GA5396@luxor.wired.org> (Paolo Pisati's message of "Wed, 19 Nov 2014 11:55:27 +0100")

Paolo Pisati <p.pisati@gmail•com> writes:

> On Wed, Nov 19, 2014 at 10:35:40AM +0100, Javier Martinez Canillas wrote:
>> Hello Ajay,
>> 
>> On 11/18/2014 07:20 AM, Ajay kumar wrote:
>> > On Sat, Nov 15, 2014 at 3:24 PM, Ajay Kumar <ajaykumar.rs@samsung•com> wrote:
>> >> This series is based on master branch of Linus tree at:
>> >> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>> 
>> I applied your series on top of 3.18-rc5 + linux-next's commit:
>> 
>> 0ef76ae ("ARM: exynos_defconfig: Enable options for display panel support").
>> 
>> I think you should had mentioned what other patches are needed as a
>> dependency since I spent quite a bit of time figuring out why the
>> ps8622 bridge driver probe was always deferred due of_drm_find_panel()
>> failing and then I noticed that a patch from linux-next was needed:
>> 
>> e35e305 ("drm/panel: simple: Add AUO B116XW03 panel support")
>> 
>> With that commit the ps8622 drm bridge driver probe succeed but I still
>> don't have display working on an Exynos5240 Peach Pit, the kernel log shows:
>> 
>> platform 145b0000.dp-controller: Driver exynos-dp requests probe deferral
>> exynos-drm exynos-drm: bound 14400000.fimd (ops fimd_component_ops)
>> exynos-drm exynos-drm: failed to bind 145b0000.dp-controller (ops exynos_dp_ops): -517
>> exynos-drm exynos-drm: master bind failed: -517
>> platform 145b0000.dp-controller: Driver exynos-dp requests probe deferral
>
> do you have this in your dmesg?
>
> ...
> exynos-dp-video-phy 10040728.video-phy: Failed to lookup PMU regmap
> ...
>
> to get a working framebuffer out of linus 318rc4 on my peach pi, i had
> to cherry pick these 3 patches:
>
> arm: dts: Exynos5: Use pmu_system_controller phandle for dp phy
> drm/exynos: dp: Remove support for unused dptx-phy

Excellent, thank you for pointing these out.  I've been struggling to
get the display working on v3.18-rc and had missed these.

> ARM: exynos_defconfig: Enable options for display panel support
>
> Check if you have those.

With the 3 patches you mention, the display is working on my peach-pi as
well.

Thanks,

Kevin

  parent reply	other threads:[~2014-11-19 19:19 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-15  9:54 [PATCH V8 00/14] drm/exynos: few patches to enhance bridge chip support Ajay Kumar
2014-11-15  9:54 ` [PATCH V8 01/14] drm/bridge: ptn3460: Few trivial cleanups Ajay Kumar
2014-11-15  9:54 ` [PATCH V8 02/14] drm/bridge: do not pass drm_bridge_funcs to drm_bridge_init Ajay Kumar
2014-11-15  9:54 ` [PATCH V8 03/14] drm/bridge: make bridge registration independent of drm flow Ajay Kumar
2014-12-02  6:01   ` Ajay kumar
2014-12-08 10:24     ` Ajay kumar
2014-11-15  9:54 ` [PATCH V8 04/14] drm/bridge: ptn3460: Convert to i2c driver model Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 05/14] drm/exynos: dp: support drm_bridge Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 06/14] drm/bridge: ptn3460: support drm_panel Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 07/14] drm/bridge: ptn3460: probe connector at the end of bridge attach Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 08/14] drm/bridge: ptn3460: use gpiod interface Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 09/14] Documentation: drm: bridge: move to video/bridge Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 10/14] Documentation: devicetree: Add vendor prefix for parade Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 11/14] Documentation: bridge: Add documentation for ps8622 DT properties Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 12/14] drm/bridge: Add i2c based driver for ps8622/ps8625 bridge Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 13/14] ARM: dts: snow: represent the connection between bridge and panel using videoport and endpoints Ajay Kumar
2014-11-15  9:55 ` [PATCH V8 14/14] ARM: dts: peach-pit: " Ajay Kumar
2014-11-18  6:20 ` [PATCH V8 00/14] drm/exynos: few patches to enhance bridge chip support Ajay kumar
2014-11-19  9:35   ` Javier Martinez Canillas
2014-11-19  9:38     ` Ajay kumar
2014-11-19  9:51       ` Javier Martinez Canillas
2014-11-19 10:55     ` Paolo Pisati
2014-11-19 11:20       ` Javier Martinez Canillas
2014-11-19 16:22         ` Paolo Pisati
2014-11-19 16:28           ` Javier Martinez Canillas
2014-11-19 16:44             ` Andreas Färber
2014-11-19 19:19       ` Kevin Hilman [this message]
2014-12-12  9:51   ` Javier Martinez Canillas
2014-12-15 14:30     ` Tomi Valkeinen
2014-12-15 23:37     ` Laurent Pinchart
2014-12-17  9:31       ` Javier Martinez Canillas
2014-12-17 11:29         ` Laurent Pinchart
     [not found]         ` <CAPj87rN4HZzDt5JBLyTRmKZs7XcOG=0ha7ZQf9hmjPAFgTyhYQ@mail.gmail.com>
2015-01-02 13:14           ` Ajay kumar
2015-01-03  6:47             ` Inki Dae
2015-01-05 13:50           ` Thierry Reding
2015-01-19 10:27             ` Javier Martinez Canillas
2015-01-19 16:30               ` Thierry Reding
2015-01-19 17:01                 ` Gustavo Padovan
2015-01-19 17:43                   ` Sjoerd Simons
2015-01-19 17:05                 ` Javier Martinez Canillas
2015-01-20 10:56                   ` Ajay kumar
2015-01-20 23:37                   ` Laurent Pinchart

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