[PATCH v2 0/9] reset: amlogic: move audio reset drivers out of CCF

Jerome Brunet jbrunet at baylibre.com
Thu Jul 18 10:20:02 PDT 2024


On Thu 18 Jul 2024 at 17:20, Jan Dakinevich <jan.dakinevich at salutedevices.com> wrote:

> In previous series there was a patch "[PATCH 8/8] clk: amlogic:
> axg-audio: use the auxiliary reset driver", but I don't see it here. Did
> you removed it, or I missed something?

It is meant for another tree and will be sent seperately

>
>
> On 7/18/24 12:57, Jerome Brunet wrote:
>> This patchset 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 patcheset alignes the reset drivers present in the reset and clock
>> then adds support for the reset driver of audio clock controller found in
>> 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.
>> 
>> Changes since v1 [3]:
>>  * Fixes formatting errors reported by Stephen.
>>  * Changed parameters type to unsigned
>>  * Fix usage of ops passed as parameters, previously ignored.
>>  * Return 0 instead of an error if reset support is absent
>>    to properly decouple from the clock and have a weak
>>    dependency
>>  * Split the platform and auxiliary modules in 2 distinct modules
>>    to fix the COMPILE_TEST error reported by ktest robot.
>> 
>> Change since RFC [2]:
>>  * Move the aux registration helper out of clock too.
>> 
>> [1] https://lore.kernel.org/linux-clk/e3a85852b911fdf16dd9ae158f42b3ef.sboyd@kernel.org
>> [2] https://lore.kernel.org/linux-clk/20240516150842.705844-1-jbrunet@baylibre.com
>> [3] https://lore.kernel.org/linux-clk/20240710162526.2341399-1-jbrunet@baylibre.com
>> 
>> Jerome Brunet (9):
>>   reset: amlogic: convert driver to regmap
>>   reset: amlogic: use generic data matching function
>>   reset: amlogic: make parameters unsigned
>>   reset: amlogic: add driver parameters
>>   reset: amlogic: use reset number instead of register count
>>   reset: amlogic: add reset status support
>>   reset: amlogic: move drivers to a dedicated directory
>>   reset: amlogic: split the device core and platform probe
>>   reset: amlogic: add auxiliary reset driver support
>> 
>>  drivers/reset/Kconfig                         |  15 +-
>>  drivers/reset/Makefile                        |   3 +-
>>  drivers/reset/amlogic/Kconfig                 |  27 ++++
>>  drivers/reset/amlogic/Makefile                |   4 +
>>  .../{ => amlogic}/reset-meson-audio-arb.c     |   0
>>  drivers/reset/amlogic/reset-meson-aux.c       | 136 ++++++++++++++++
>>  drivers/reset/amlogic/reset-meson-core.c      | 140 ++++++++++++++++
>>  drivers/reset/amlogic/reset-meson-pltf.c      |  95 +++++++++++
>>  drivers/reset/amlogic/reset-meson.h           |  28 ++++
>>  drivers/reset/reset-meson.c                   | 153 ------------------
>>  include/soc/amlogic/meson-auxiliary-reset.h   |  23 +++
>>  11 files changed, 455 insertions(+), 169 deletions(-)
>>  create mode 100644 drivers/reset/amlogic/Kconfig
>>  create mode 100644 drivers/reset/amlogic/Makefile
>>  rename drivers/reset/{ => amlogic}/reset-meson-audio-arb.c (100%)
>>  create mode 100644 drivers/reset/amlogic/reset-meson-aux.c
>>  create mode 100644 drivers/reset/amlogic/reset-meson-core.c
>>  create mode 100644 drivers/reset/amlogic/reset-meson-pltf.c
>>  create mode 100644 drivers/reset/amlogic/reset-meson.h
>>  delete mode 100644 drivers/reset/reset-meson.c
>>  create mode 100644 include/soc/amlogic/meson-auxiliary-reset.h
>> 

-- 
Jerome



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