linux-kernel - Re: [PATCH v1 20/30] dt-bindings: clock: Add starfive,jh7110-clkgen-aon bindings

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Message-ID: <20220930125105.GA93753-robh@kernel.org>
Date:   Fri, 30 Sep 2022 07:51:05 -0500
From:   Rob Herring <robh@...nel.org>
To:     Hal Feng <hal.feng@...ux.starfivetech.com>
Cc:     linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-gpio@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 20/30] dt-bindings: clock: Add
 starfive,jh7110-clkgen-aon bindings

On Fri, Sep 30, 2022 at 01:56:32PM +0800, Hal Feng wrote:
> From: Emil Renner Berthing <kernel@...il.dk>
> 
> Add bindings for the always-on clock generator on the JH7110
> RISC-V SoC by StarFive Technology Ltd.
> 
> Signed-off-by: Emil Renner Berthing <kernel@...il.dk>
> Signed-off-by: Hal Feng <hal.feng@...ux.starfivetech.com>
> ---
>  .../clock/starfive,jh7110-clkgen-aon.yaml     | 62 +++++++++++++++++++
>  1 file changed, 62 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-clkgen-aon.yaml
> 
> diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-clkgen-aon.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-clkgen-aon.yaml
> new file mode 100644
> index 000000000000..029ff57b9e3e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-clkgen-aon.yaml
> @@ -0,0 +1,62 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/starfive,jh7110-clkgen-aon.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 Always-On Clock Generator
> +
> +maintainers:
> +  - Emil Renner Berthing <kernel@...il.dk>
> +  - Xingyu Wu <xingyu.wu@...ux.starfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-clkgen-aon
> +
> +  clocks:
> +    items:
> +      - description: Main Oscillator
> +      - description: RTC clock
> +      - description: RMII reference clock
> +      - description: RGMII RX clock
> +      - description: STG AXI/AHB clock
> +      - description: APB Bus clock
> +
> +  clock-names:
> +    items:
> +      - const: osc
> +      - const: clk_rtc
> +      - const: gmac0_rmii_refin
> +      - const: gmac0_rgmii_rxin
> +      - const: stg_axiahb
> +      - const: apb_bus_func
> +
> +  '#clock-cells':
> +    const: 1
> +    description:
> +      See <dt-bindings/clock/starfive-jh7110-aon.h> for valid indices.

No 'reg'? How do you access this h/w then? If it is part of some block, 
we need to see the full picture.

Rob