linux-kernel - Re: [PATCH v10 05/15] dt-bindings: soc: amd: amd,pensando-elbasr: Add AMD Pensando SoC System Controller

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Message-ID: <20230307021822.71245-1-blarson@amd.com>
Date:   Mon, 6 Mar 2023 18:18:22 -0800
From:   Brad Larson <blarson@....com>
To:     <krzysztof.kozlowski@...aro.org>
CC:     <adrian.hunter@...el.com>, <alcooperx@...il.com>,
        <andy.shevchenko@...il.com>, <arnd@...db.de>, <blarson@....com>,
        <brendan.higgins@...ux.dev>, <briannorris@...omium.org>,
        <brijeshkumar.singh@....com>, <broonie@...nel.org>,
        <catalin.marinas@....com>, <davidgow@...gle.com>,
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        <gerg@...ux-m68k.org>, <gsomlo@...il.com>, <krzk@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <lee.jones@...aro.org>,
        <lee@...nel.org>, <linux-arm-kernel@...ts.infradead.org>,
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        <yamada.masahiro@...ionext.com>
Subject: Re: [PATCH v10 05/15] dt-bindings: soc: amd: amd,pensando-elbasr: Add AMD Pensando SoC System Controller

On 06/03/2023 09:35, Krzysztof Kozlowski wrote:
>> On 06/03/2023 05:07, Brad Larson wrote:
>>> Support the AMD Pensando SoC Controller which is a SPI connected device
>>> providing a miscellaneous set of essential board control/status registers.
>>> This device is present in all Pensando SoC based designs.
>>>
>>> Signed-off-by: Brad Larson <blarson@....com>
>>> ---
>>>
>>> v10 changes:
>>> - Property renamed to amd,pensando-ctrl
>>> - Driver is renamed and moved to soc/drivers/amd affecting binding
>>> - Delete cs property, driver handles device node creation from parent num-cs
>>>   fixing schema reg error in a different way
>>>
>>> v9 changes:
>>> - Instead of four nodes, one per chip-select, a single
>>>   node is used with reset-cells in the parent.
>>> - No MFD API is used anymore in the driver so it made
>>>   sense to move this to drivers/spi.
>>> - This driver is common for all Pensando SoC based designs
>>>   so changed the name to pensando-sr.c to not make it Elba
>>>   SoC specific.
>>> - Added property cs for the chip-select number which is used
>>>   by the driver to create /dev/pensr0.<cs>
>>>
>>> ---
>>>  .../bindings/soc/amd/amd,pensando-ctrl.yaml   | 60 +++++++++++++++++++
>>>  1 file changed, 60 insertions(+)
>>>  create mode 100644 Documentation/devicetree/bindings/soc/amd/amd,pensando-ctrl.yaml
>>>
>>> diff --git a/Documentation/devicetree/bindings/soc/amd/amd,pensando-ctrl.yaml b/Documentation/devicetree/bindings/soc/amd/amd,pensando-ctrl.yaml
>>> new file mode 100644
>>> index 000000000000..36694077b2e6
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/soc/amd/amd,pensando-ctrl.yaml
>> 
>> Your subject suggests this is pensando-elbasr but you write everywhere
>> pensando-ctrl. Confusing. Pick one.
>
> Actually pensando-ctrl is for sure not correct, because it misses the
> name of the SoC (you call it everywhere "elba").

The reason I dropped elba as part of the name is this driver and its associated 
SPI attached device (cpld or fpga depending on the board design) will be used
across a series of SoCs starting with Elba.  Implying its Elba specific is misleading.

Regards,
Brad