linux-kernel - Re: [RFC PATCH 0/9] reset: amlogic: move reset drivers out of CCF

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Message-ID: <1jfrsyhm4u.fsf@starbuckisacylon.baylibre.com>
Date: Thu, 27 Jun 2024 09:37:21 +0200
From: Jerome Brunet <jbrunet@...libre.com>
To: Jan Dakinevich <jan.dakinevich@...utedevices.com>
Cc: Philipp Zabel <p.zabel@...gutronix.de>,  Stephen Boyd
 <sboyd@...nel.org>,  Neil Armstrong <neil.armstrong@...aro.org>,
  <linux-kernel@...r.kernel.org>,  <linux-amlogic@...ts.infradead.org>,
  <linux-clk@...r.kernel.org>
Subject: Re: [RFC PATCH 0/9] reset: amlogic: move reset drivers out of CCF

On Mon 24 Jun 2024 at 16:48, Jan Dakinevich <jan.dakinevich@...utedevices.com> wrote:

> Jerome,
>
> Do you have any updates? I'm looking forward to these changes so I can
> continue my work on a1 audio clock controller driver.

You have been CCed on the whole series.
You can see for yourself that there is still discussion going on.

>
> On 5/16/24 18:08, Jerome Brunet wrote:
>> This RFC follows the discussion about having reset driver in the clock tree
>> [1]. Ideally those should reside in the reset part of tree.
>> 
>> Also the code of the amlogic reset driver is very similar between the 2 trees
>> and could use the same driver code.
>> 
>> This RFC moves the reset driver of audio clock controller of the g12 and
>> sm1 SoC family to the reset tree, using the auxiliary bus.
>> 
>> The infrastructure put in place is meant to be generic enough so we may
>> eventually also move the reset drivers in the meson8b and aoclk clock
>> controllers.
>> 
>> [1] https://lore.kernel.org/linux-clk/e3a85852b911fdf16dd9ae158f42b3ef.sboyd@kernel.org
>> 
>> Jerome Brunet (9):
>>   reset: amlogic: convert driver to regmap
>>   reset: amlogic: add driver parameters
>>   reset: amlogic: split the device and platform probe
>>   reset: amlogic: use reset number instead of register count
>>   reset: amlogic: add reset status support
>>   reset: amlogic: add toggle reset support
>>   reset: amlogic: add auxiliary reset driver support
>>   clk: meson: add auxiliary reset helper driver
>>   clk: amlogic: axg-audio: use the auxiliary reset driver
>> 
>>  drivers/clk/meson/Kconfig                     |   6 +
>>  drivers/clk/meson/Makefile                    |   1 +
>>  drivers/clk/meson/axg-audio.c                 | 108 +--------
>>  drivers/clk/meson/meson-clk-rst-aux.c         |  84 +++++++
>>  drivers/clk/meson/meson-clk-rst-aux.h         |  14 ++
>>  drivers/reset/Kconfig                         |   1 +
>>  drivers/reset/reset-meson.c                   | 210 ++++++++++++++----
>>  include/soc/amlogic/meson8b-auxiliary-reset.h |  17 ++
>>  8 files changed, 293 insertions(+), 148 deletions(-)
>>  create mode 100644 drivers/clk/meson/meson-clk-rst-aux.c
>>  create mode 100644 drivers/clk/meson/meson-clk-rst-aux.h
>>  create mode 100644 include/soc/amlogic/meson8b-auxiliary-reset.h
>> 

-- 
Jerome