linux-kernel - Re: [PATCH v5 3/7] dt-bindings: clock: jh7110-syscrg: Add PLL clock inputs

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Date:   Tue, 13 Jun 2023 20:34:25 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Xingyu Wu <xingyu.wu@...rfivetech.com>,
        linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Conor Dooley <conor+dt@...nel.org>,
        Emil Renner Berthing <emil.renner.berthing@...onical.com>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Hal Feng <hal.feng@...rfivetech.com>,
        William Qiu <william.qiu@...rfivetech.com>,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org
Subject: Re: [PATCH v5 3/7] dt-bindings: clock: jh7110-syscrg: Add PLL clock
 inputs

On 13/06/2023 14:58, Xingyu Wu wrote:
> Add optional PLL clock inputs from PLL clock generator.

Are you sure that PLLs are optional? Usually they are not...

> 
> Signed-off-by: Xingyu Wu <xingyu.wu@...rfivetech.com>
> ---
>  .../clock/starfive,jh7110-syscrg.yaml         | 56 +++++++++++++++++++
>  1 file changed, 56 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml
> index 84373ae31644..5536e5f9e20b 100644
> --- a/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml
> +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-syscrg.yaml
> @@ -39,6 +39,33 @@ properties:
>            - description: External TDM clock
>            - description: External audio master clock
>  
> +      - items:
> +          - description: Main Oscillator (24 MHz)
> +          - description: GMAC1 RMII reference or GMAC1 RGMII RX
> +          - description: External I2S TX bit clock
> +          - description: External I2S TX left/right channel clock
> +          - description: External I2S RX bit clock
> +          - description: External I2S RX left/right channel clock
> +          - description: External TDM clock
> +          - description: External audio master clock
> +          - description: PLL0
> +          - description: PLL1
> +          - description: PLL2

Add these three to the existing entry with minItems.

> +
> +      - items:
> +          - description: Main Oscillator (24 MHz)
> +          - description: GMAC1 RMII reference
> +          - description: GMAC1 RGMII RX
> +          - description: External I2S TX bit clock
> +          - description: External I2S TX left/right channel clock
> +          - description: External I2S RX bit clock
> +          - description: External I2S RX left/right channel clock
> +          - description: External TDM clock
> +          - description: External audio master clock
> +          - description: PLL0
> +          - description: PLL1
> +          - description: PLL2

Add these three to the existing entry with minItems.



> +
>    clock-names:
>      oneOf:
>        - items:
> @@ -64,6 +91,35 @@ properties:
>            - const: tdm_ext
>            - const: mclk_ext
>  
> +      - items:
> +          - const: osc
> +          - enum:
> +              - gmac1_rmii_refin
> +              - gmac1_rgmii_rxin
> +          - const: i2stx_bclk_ext
> +          - const: i2stx_lrck_ext
> +          - const: i2srx_bclk_ext
> +          - const: i2srx_lrck_ext
> +          - const: tdm_ext
> +          - const: mclk_ext
> +          - const: pll0_out
> +          - const: pll1_out
> +          - const: pll2_out

Add these three to the existing entry with minItems.


> +
> +      - items:
> +          - const: osc
> +          - const: gmac1_rmii_refin
> +          - const: gmac1_rgmii_rxin
> +          - const: i2stx_bclk_ext
> +          - const: i2stx_lrck_ext
> +          - const: i2srx_bclk_ext
> +          - const: i2srx_lrck_ext
> +          - const: tdm_ext
> +          - const: mclk_ext
> +          - const: pll0_out
> +          - const: pll1_out
> +          - const: pll2_out

Add these three to the existing entry with minItems.



Best regards,
Krzysztof