Re: [PATCH v2 0/6] Port Tegra to generic clk framework

[Prashant Gaikwad]

On Tuesday 03 July 2012 09:59 PM, Stephen Warren wrote:
> On 07/03/2012 05:09 AM, Prashant Gaikwad wrote:
> > This patch set ports Tegra clock code to generic clock framework.
> >
> > Depends on
> > [PATCH v3 0/9] Add clk_prepare/clk_unprepare series
> > [PATCH] ARM: tegra: Remove second instance of uart clk
> > [PATCH] dma: tegra: add clk_prepare/clk_unprepare
> > [PATCH] ARM: tegra: dma: rename driver name for clock to "tegra-apbdma"
> >
> > Tested on Ventana and Cardhu
> >
> > v2:
> >   - Rebased on Tegra's for-3.6/common-clk
> OK, this applies to for-3.6/common-clk without issue now. However, there
> are still runtime problems:
>
> On Tegra20(Ventana), running Tegra's for-next branch with these patches
> merged in, if I play audio, the sound is much too low a pitch; the I2S
> clock must be being set too low. Also, if I play the same file twice,
> once encoded as 48KHz once encoded as 44.1KHz, the pitch is different.
>
> On Tegra20(Ventana), running next-20120703 plus a few local patches for
> regulators plus these common clock patches, then I see the same
> segfaults during boot that I mentioned before. It seems something in
> linux-next not in Tegra's for-next branch is breaking the common clock
> code for us.

Does these local patches include any changes in clock init table? Is it 
possible to share the changes?

> Neither problem is seen on Cardhu with the same kernels.
>
> Can you please investigate and fix these issues? Thanks.

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