linux-kernel - Re: [PATCH v3 2/4] dt-bindings: clock: Add DT bindings for PLL of Toshiba Visconti TMPV770x SoC

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Date:   Tue, 20 Jul 2021 10:40:54 +0900
From:   Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
To:     Rob Herring <robh@...nel.org>
Cc:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, punit1.agrawal@...hiba.co.jp,
        yuji2.ishikawa@...hiba.co.jp, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/4] dt-bindings: clock: Add DT bindings for PLL of
 Toshiba Visconti TMPV770x SoC

Hi,

Thanks for your review.

On Wed, Jul 14, 2021 at 01:23:39PM -0600, Rob Herring wrote:
> On Thu, Jun 24, 2021 at 12:43:35PM +0900, Nobuhiro Iwamatsu wrote:
> > Add device tree bindings for PLL of Toshiba Visconti TMPV770x SoC series.
> > 
> > Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
> > ---
> >  .../clock/toshiba,tmpv770x-pipllct.yaml       | 49 +++++++++++++++++++
> >  1 file changed, 49 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pipllct.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pipllct.yaml b/Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pipllct.yaml
> > new file mode 100644
> > index 000000000000..e88c9e4c4982
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pipllct.yaml
> > @@ -0,0 +1,49 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/clock/toshiba,tmpv770x-pipllct.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Toshiba Visconti5 TMPV770X PLL Controller Device Tree Bindings
> > +
> > +maintainers:
> > +  - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
> > +
> > +description:
> > +  Toshia Visconti5 PLL controller which supports the PLLs on TMPV770X.
> > +
> > +properties:
> > +  compatible:
> > +    const: toshiba,tmpv7708-pipllct
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  '#clock-cells':
> > +    const: 1
> > +
> > +  osc2-clk-frequency:
> > +    description: Frequency of the OSC2 oscillator.
> 
> This is an external input? This should be a fixed-clock and this node 
> needs 'clocks' to connect it.

OK, I will rewrite using fixed-clock.

> 
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - "#clock-cells"
> > +  - osc2-clk-frequency
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    soc {
> > +        #address-cells = <2>;
> > +        #size-cells = <2>;
> > +
> > +        pipllct: pipllct@...20000 {
> 
> clock-controller@...

I will fix.

> 
> > +            compatible = "toshiba,tmpv7708-pipllct";
> > +            reg = <0 0x24220000 0 0x820>;
> > +            #clock-cells = <1>;
> > +            osc2-clk-frequency = <20000000>;
> > +        };
> > +    };
> > +...
> > -- 
> > 2.32.0
> > 
> > 
> 

Best regards,
  Nobuhiro