From: swarren@wwwdotorg•org (Stephen Warren)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3 0/9] Migrate Tegra to common clock framework
Date: Wed, 09 Jan 2013 10:34:49 -0700 [thread overview]
Message-ID: <50EDAA39.3040609@wwwdotorg.org> (raw)
In-Reply-To: <50ED4DA9.3090406@nvidia.com>
On 01/09/2013 03:59 AM, Prashant Gaikwad wrote:
> On Wednesday 09 January 2013 02:31 AM, Stephen Warren wrote:
>> On 01/08/2013 11:49 AM, Stephen Warren wrote:
>>> On 01/08/2013 06:19 AM, Prashant Gaikwad wrote:
>>>> On Tuesday 08 January 2013 05:40 AM, Stephen Warren wrote:
>>>>> On 01/04/2013 10:22 AM, Stephen Warren wrote:
>>>>>> On 01/04/2013 02:40 AM, Prashant Gaikwad wrote:
>>>>>>> This patchset does following:
>>>>>>> 1. Decompose single tegra clock structure into multiple clocks.
>>>>>>> 2. Try to use standard clock types supported by common clock
>>>>>>> framework.
>>>>>>> 3. Use dynamic initialization.
>>>>>>> 4. Move all clock code to drivers/clk/tegra from mach-tegra.
>>>>>>> 5. Add device tree support for Tegra20 and Tegra30 clocks.
>>>>>>> 6. Remove all legacy clock code from mach-tegra.
>>>>>> I think there are bugs here. I applied all your clock patches on
>>>>>> top of
>>>>>> Tegra's for-next (see list below), and found that the following don't
>>>>>> work on Springbank:
>>>>>>
>>>>>> * HDMI display
>>>>>> * Audio playback
>>>>>> * WiFi
>>>>> (BTW, I stopped Cc'ing linux-kernel@, but added linux-tegra@
>>>>> instead...)
>>>>>
>>>>> Prashant, some updated testing results based off the "dev/ccf" branch
>>>>> you sent me on our internal git server:
>>> ...
>>>> I have updated the internal branch with all the above mentioned fixes.
>> ...
>>> The remaining item is the display issue on Tegra30, which I'll go look
>>> at now.
>> The USB3 clock, which isn't used by any drivers on Tegra30, and hence
>> was disabled at boot, was set up incorrectly and ended up mapping to the
>> disp1 clock, and hence turned off the display. The following fixes it:
>
> Stephen, thanks for the fix!! I have included this and PLLE fix; updated
> internal branch.
Almost everything works great now.
However, I don't see any fix for the PLLE issue in the code; if there is
one it certainly doesn't work. Applying my previous hack makes it work.
FYI, the branch I tested with is at
git://nv-tegra.nvidia.com/user/swarren/linux-2.6 test-ccf-rework-2
It's rebased onto the latest Tegra for-next.
next prev parent reply other threads:[~2013-01-09 17:34 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-04 9:40 [PATCH v3 0/9] Migrate Tegra to common clock framework Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 1/9] ARM: tegra: Add function to read chipid Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 2/9] clk: tegra: Add tegra specific clocks Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 3/9] arm: tegra: Move tegra_cpu_car.h to linux/clk/tegra.h Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 4/9] ARM: tegra: Define Tegra20 CAR binding Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 5/9] ARM: Tegra: Define Tegra30 " Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 6/9] clk: tegra: add clock support for tegra20 Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 7/9] clk: tegra: add clock support for tegra30 Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 8/9] arm: tegra: Migrate to new clock code Prashant Gaikwad
2013-01-04 9:40 ` [PATCH v3 9/9] arm: tegra: Remove legacy " Prashant Gaikwad
2013-01-04 11:20 ` [PATCH v3 0/9] Migrate Tegra to common clock framework Joseph Lo
2013-01-04 17:22 ` Stephen Warren
2013-01-08 0:10 ` Stephen Warren
2013-01-08 13:19 ` Prashant Gaikwad
2013-01-08 18:49 ` Stephen Warren
2013-01-08 21:01 ` Stephen Warren
2013-01-09 10:59 ` Prashant Gaikwad
2013-01-09 17:34 ` Stephen Warren [this message]
2013-01-09 20:44 ` Stephen Warren
2013-01-11 8:10 ` Prashant Gaikwad
2013-01-11 15:59 ` Marc Dietrich
2013-01-11 18:23 ` Stephen Warren
2013-01-11 19:52 ` Marc Dietrich
2013-01-11 8:12 ` Prashant Gaikwad
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