linux-kernel - Re: [PATCH v2 10/14] dt-bindings: clock: Add StarFive JH7110 always-on clock and reset generator

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Date:   Mon, 21 Nov 2022 12:38:17 +0100
From:   Emil Renner Berthing <emil.renner.berthing@...onical.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Hal Feng <hal.feng@...rfivetech.com>,
        linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-clk@...r.kernel.org, Conor Dooley <conor@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 10/14] dt-bindings: clock: Add StarFive JH7110
 always-on clock and reset generator

On Mon, 21 Nov 2022 at 09:49, Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> On 18/11/2022 02:06, Hal Feng wrote:
> > From: Emil Renner Berthing <kernel@...il.dk>
> >
> > Add bindings for the always-on clock and reset generator (AONCRG) on the
> > JH7110 RISC-V SoC by StarFive Ltd.
> >
> > Signed-off-by: Emil Renner Berthing <kernel@...il.dk>
> > Signed-off-by: Hal Feng <hal.feng@...rfivetech.com>
> > ---
> >  .../clock/starfive,jh7110-aoncrg.yaml         | 76 +++++++++++++++++++
> >  1 file changed, 76 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml
> > new file mode 100644
> > index 000000000000..afbb205e294f
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-aoncrg.yaml
> > @@ -0,0 +1,76 @@
> > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/clock/starfive,jh7110-aoncrg.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: StarFive JH7110 Always-On Clock and Reset Generator
> > +
> > +maintainers:
> > +  - Emil Renner Berthing <kernel@...il.dk>
> > +
> > +properties:
> > +  compatible:
> > +    const: starfive,jh7110-aoncrg
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    items:
> > +      - description: Main Oscillator
> > +      - description: RTC clock
>
> Real Time Clock clock? :) I don't think the input to clock controller is
> the output of RTC...

The description is bad, but even the documentation calls it "clk_rtc"
even though it's really an optional input from a 32k oscillator.

> Best regards,
> Krzysztof
>