linux-kernel - Re: [PATCH 3/9] dt-bindings: pwm: marvell,pxa: add support to spacemit K1

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Message-ID: <20250411-spoiler-dispatch-8f709700a996@spud>
Date: Fri, 11 Apr 2025 17:43:00 +0100
From: Conor Dooley <conor@...nel.org>
To: Guodong Xu <guodong@...cstar.com>
Cc: ukleinek@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, paul.walmsley@...ive.com, palmer@...belt.com,
	aou@...s.berkeley.edu, alex@...ti.fr, dlan@...too.org,
	p.zabel@...gutronix.de, drew@...7.com, inochiama@...il.com,
	geert+renesas@...der.be, heylenay@....org, tglx@...utronix.de,
	hal.feng@...rfivetech.com, unicorn_wang@...look.com,
	duje.mihanovic@...le.hr, elder@...cstar.com,
	linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
	spacemit@...ts.linux.dev
Subject: Re: [PATCH 3/9] dt-bindings: pwm: marvell,pxa: add support to
 spacemit K1

On Fri, Apr 11, 2025 at 09:14:17PM +0800, Guodong Xu wrote:
> Add "spacemit,k1-pwm" as a compatible string to support the PWM
> controller on the SpacemiT K1 platform.
> 
> Signed-off-by: Guodong Xu <guodong@...cstar.com>
> ---
>  Documentation/devicetree/bindings/pwm/marvell,pxa-pwm.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/pwm/marvell,pxa-pwm.yaml b/Documentation/devicetree/bindings/pwm/marvell,pxa-pwm.yaml
> index 9640d4b627c2..1e3cabf6a89a 100644
> --- a/Documentation/devicetree/bindings/pwm/marvell,pxa-pwm.yaml
> +++ b/Documentation/devicetree/bindings/pwm/marvell,pxa-pwm.yaml
> @@ -19,6 +19,7 @@ properties:
>        - marvell,pxa270-pwm
>        - marvell,pxa168-pwm
>        - marvell,pxa910-pwm
> +      - spacemit,k1-pwm

The driver doesn't appear to handle this differently to existing
compatibles, why is a fallback not used?

>  
>    reg:
>      # Length should be 0x10
> -- 
> 2.43.0
> 

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