Re: [PATCh v3 1/8] dt-bindings: clock: renesas: Add audio clock inputs for RZ/V2H family

From: Geert Uytterhoeven

Date: Thu May 07 2026 - 10:15:11 EST


Hi John,

On Thu, 2 Apr 2026 18:31:19, John Madieu wrote:
> RZ/V2H, RZ/V2N, and RZ/G3E support external audio clock inputs
> (AUDIO_CLKA, AUDIO_CLKB, AUDIO_CLKC) that can be used by the Audio Clock
> Generator (ADG) to derive internal audio clocks. These clocks are optional
> and their frequencies are set by the board.
>
> Update the bindings to allow these optional clocks for all RZ/V2H family
> SoCs.
>
> Signed-off-by: John Madieu <john.madieu.xa@xxxxxxxxxxxxxx>

Thanks for your patch!

> --- a/Documentation/devicetree/bindings/clock/renesas,rzv2h-cpg.yaml
> +++ b/Documentation/devicetree/bindings/clock/renesas,rzv2h-cpg.yaml
> @@ -26,16 +26,24 @@ properties:
> maxItems: 1
>
> clocks:
> + minItems: 3
> items:
> - description: AUDIO_EXTAL clock input
> - description: RTXIN clock input
> - description: QEXTAL clock input
> + - description: AUDIO_CLKA clock input

There AUDIO_CLKA clock is provided through the existing AUDIO_EXTAL
input.

> + - description: AUDIO_CLKB clock input
> + - description: AUDIO_CLKC clock input
>
> clock-names:
> + minItems: 3
> items:
> - const: audio_extal
> - const: rtxin
> - const: qextal
> + - const: audio_clka
> + - const: audio_clkb
> + - const: audio_clkc
>
> '#clock-cells':
> description: |

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds