linux-kernel - Re: [PATCH v2 2/8] dt-bindings: clock: document 8ULP's SIM LPAV

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Message-ID: <41ab3845-6d6e-44d1-9bb6-b62e58ab6522@gmail.com>
Date: Wed, 22 Oct 2025 05:47:07 -0700
From: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
To: Frank Li <Frank.li@....com>, Krzysztof Kozlowski <krzk@...nel.org>
Cc: Abel Vesa <abelvesa@...nel.org>, Peng Fan <peng.fan@....com>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
 Fabio Estevam <festevam@...il.com>, Philipp Zabel <p.zabel@...gutronix.de>,
 Daniel Baluta <daniel.baluta@....com>, Shengjiu Wang
 <shengjiu.wang@....com>, linux-clk@...r.kernel.org, imx@...ts.linux.dev,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org, Pengutronix Kernel Team <kernel@...gutronix.de>
Subject: Re: [PATCH v2 2/8] dt-bindings: clock: document 8ULP's SIM LPAV


On 10/20/2025 8:22 AM, Frank Li wrote:
> On Sun, Oct 19, 2025 at 12:05:27PM +0200, Krzysztof Kozlowski wrote:
>> On 17/10/2025 16:59, Frank Li wrote:
>>> On Fri, Oct 17, 2025 at 04:20:19AM -0700, Laurentiu Mihalcea wrote:
>>>> From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>>>>
>>>> Add documentation for i.MX8ULP's SIM LPAV module.
>>>>
>>>> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>>>> ---
>>>>  .../bindings/clock/fsl,imx8ulp-sim-lpav.yaml  | 72 +++++++++++++++++++
>>>>  include/dt-bindings/clock/imx8ulp-clock.h     |  5 ++
>>>>  .../dt-bindings/reset/fsl,imx8ulp-sim-lpav.h  | 16 +++++
>>>>  3 files changed, 93 insertions(+)
>>>>  create mode 100644 Documentation/devicetree/bindings/clock/fsl,imx8ulp-sim-lpav.yaml
>>>>  create mode 100644 include/dt-bindings/reset/fsl,imx8ulp-sim-lpav.h
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/clock/fsl,imx8ulp-sim-lpav.yaml b/Documentation/devicetree/bindings/clock/fsl,imx8ulp-sim-lpav.yaml
>>>> new file mode 100644
>>>> index 000000000000..fb3b9028a4c3
>>>> --- /dev/null
>>>> +++ b/Documentation/devicetree/bindings/clock/fsl,imx8ulp-sim-lpav.yaml
>>>> @@ -0,0 +1,72 @@
>>>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>>>> +%YAML 1.2
>>>> +---
>>>> +$id: http://devicetree.org/schemas/clock/fsl,imx8ulp-sim-lpav.yaml#
>>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>>> +
>>>> +title: NXP i.MX8ULP LPAV System Integration Module (SIM)
>>>> +
>>>> +maintainers:
>>>> +  - Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>>>> +
>>>> +description:
>>>> +  The i.MX8ULP LPAV subsystem contains a block control module known as
>>>> +  SIM LPAV, which offers functionalities such as clock gating or reset
>>>> +  line assertion/de-assertion.
>>>> +
>>>> +properties:
>>>> +  compatible:
>>>> +    const: fsl,imx8ulp-sim-lpav
>>>> +
>>>> +  reg:
>>>> +    maxItems: 1
>>>> +
>>>> +  clocks:
>>>> +    maxItems: 3
>>>> +
>>>> +  clock-names:
>>>> +    items:
>>>> +      - const: lpav_bus
>>>> +      - const: hifi_core
>>>> +      - const: hifi_plat
>>> dt prefer use -
>>
>> I don't think we ever expressed such preference. Where did you find it?
> It should come from review message when submit binding-doc patch.  but I
> can't find it now. But at least, compatible string and node-name use "-".
>
> It'd better to add to writing-bindings.rst. It is hard to search whole
> linux-devicetree mail list or brain may cheat me. It is good to keep
> everything consistent.
>
> like:
>      " vs '
>      VCC-supply vs vcc-supply
>      ...
>
>>
>>> lpav-bus, ...
>> Then just "bus" or "apb".
> core, plat is also better than hifi_core, hifi_plat


sure, let's go with "bus", "core", "plat" then