linux-kernel - Re: [PATCH v1 0/8] clk: meson: gxbb: more clock controller update for audio support

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Message-ID: <6474a845-f325-ccae-24d8-81dba2185c84@baylibre.com>
Date:   Thu, 30 Mar 2017 10:15:06 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     Michael Turquette <mturquette@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Kevin Hilman <khilman@...libre.com>,
        Carlo Caione <carlo@...one.org>
Cc:     linux-clk@...r.kernel.org, linux-amlogic@...ts.infradead.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v1 0/8] clk: meson: gxbb: more clock controller update for
 audio support

On 03/29/2017 10:42 PM, Michael Turquette wrote:
> Hi Jerome,
> 
> Adding Neil Armstong to Cc.
> 
> Quoting Jerome Brunet (2017-03-28 07:45:57)
>> The patchset is the 2nd round of update to the meson gxbb clock controller
>> to add initial audio support. The patchset is based on clk-next.
>>
>> There is not much out of the ordinary here (adding new clocks and exposing
>> them) except maybe for 2 patches:
>> Patch #2: Adds a safety check while registering clocks to protect against
>>           holes in clk_hw_onecell_data, if it ever happens. Same thing is
>>           done for the meson8b clock controller. 
>> Patch #3: Adds a new clock divider driver to implement the necessary
>>           policy for the i2s master clock (see patch changelog)
>>
>> This patchset has been test on the gxbb p200 and gxl p230.
> 
> First off, this series looks fine to me. Please add,
> 
> Acked-by: Michael Turquette <mturquette@...libre.com>
> 
> Secondly, it seems the AmLogic clock drivers have mostly calmed down and
> things are in the "add new clocks when we need them" phase, which is
> nice. Since you and Neil are doing a lot of this work, might I suggest
> that you both start collecting patches for the AmLogic/meson clock
> drivers begin submitting pull requests to Stephen and myself?
> 
> As usual the rules are the same as always: all patches in the PR must
> first be posted for review on the list. PRs should correspond to signed
> tags. Stephen and I might ignore PRs sent after -rc4, and will
> definitely ignore PRs sent after -rc6 since we want some stabilization
> time before the merge window. Base your branch on -rc1, not on clk-next.
> 
> Also feel free to submit a patch to MAINTAINERS with either one or both
> of you maintaining the meson clk stuff, assuming that you're OK to
> review all of those patches and collect them into a PR.
> 
> Thoughts?

Thanks Mike, I'll be glad to co-maintain this with jerome !

Neil

> 
> If it sounds good to you then I suggest grabbing the clk-meson branch
> from the clk tree and using that as a baseline for your first PR. In the
> future you'll just Linus' -rc1, but I have already created a branch for
> this cycle. You can apply these 8 patches with my Ack and send a PR by
> -rc6 (possibly with other stuff collected from Martin, etc).

Acked !

> 
> Thanks,
> Mike
> 
>>
>> Jerome Brunet (8):
>>   dt-bindings: clock: gxbb: expose spdif clock gates
>>   clk: meson: gxbb: protect against holes in the onecell_data array
>>   clk: meson: add audio clock divider support
>>   clk: meson: gxbb: add cts_amclk
>>   clk: meson: gxbb: add cts_mclk_i958
>>   clk: meson: gxbb: add cts_i958 clock
>>   dt-bindings: clock: gxbb: expose i2s master clock
>>   dt-bindings: clock: gxbb: expose spdif master clock
>>
>>  drivers/clk/meson/Makefile            |   2 +-
>>  drivers/clk/meson/clk-audio-divider.c | 149 ++++++++++++++++++++++++++++++++++
>>  drivers/clk/meson/clkc.h              |  10 +++
>>  drivers/clk/meson/gxbb.c              | 144 ++++++++++++++++++++++++++++++++
>>  drivers/clk/meson/gxbb.h              |  13 ++-
>>  include/dt-bindings/clock/gxbb-clkc.h |   5 ++
>>  6 files changed, 319 insertions(+), 4 deletions(-)
>>  create mode 100644 drivers/clk/meson/clk-audio-divider.c
>>
>> -- 
>> 2.9.3
>>