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From: "Duje Mihanović" <duje@dujemihanovic.xyz>
To: Rob Herring <robh@kernel.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Karel Balej <balejk@matfyz.cz>,
	David Wronek <david@mainlining.org>,
	linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org,
	~postmarketos/upstreaming@lists.sr.ht
Subject: Re: [PATCH RFC 1/2] dt-bindings: mmc: sdhci-pxa: add state_uhs pinctrl
Date: Wed, 23 Jul 2025 16:36:33 +0200	[thread overview]
Message-ID: <5051937.31r3eYUQgx@radijator> (raw)
In-Reply-To: <20250721143541.GA593898-robh@kernel.org>

On Monday, 21 July 2025 16:35:41 Central European Summer Time Rob Herring 
wrote:
> On Fri, Jul 18, 2025 at 11:12:38PM +0200, Duje Mihanović wrote:
> > On the pxav3 controller, increasing the drive strength of the data pins
> > might be required to maintain stability on fast bus clocks (above 100
> > MHz). Add a state_uhs pinctrl to allow this.
> > 
> > The existing state_cmd_gpio pinctrl is changed to apply only on pxav1 as
> > it's unneeded on the other controllers.
> > 
> > Signed-off-by: Duje Mihanović <duje@dujemihanovic.xyz>
> > ---
> > 
> >  .../devicetree/bindings/mmc/sdhci-pxa.yaml         | 45
> >  +++++++++++++++++----- 1 file changed, 35 insertions(+), 10 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/mmc/sdhci-pxa.yaml
> > b/Documentation/devicetree/bindings/mmc/sdhci-pxa.yaml index
> > 
4869ddef36fd89265a1bfe96bb9663b553ac5084..7a9e2a63ac4351aea10b2763ca250ce48
> > 89df1eb 100644 --- a/Documentation/devicetree/bindings/mmc/sdhci-pxa.yaml
> > +++ b/Documentation/devicetree/bindings/mmc/sdhci-pxa.yaml
> > 
> > @@ -30,6 +30,39 @@ allOf:
> >            maxItems: 1
> >          
> >          reg-names:
> >            maxItems: 1
> > 
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: mrvl,pxav1-mmc
> > +    then:
> > +      properties:
> > +        pinctrl-names:
> > +          description:
> > +            Optional for supporting PXA168 SDIO IRQ errata to switch CMD
> > pin between +            SDIO CMD and GPIO mode.
> > +          items:
> > +            - const: default
> > +            - const: state_cmd_gpio
> 
> blank line

While at it, should I do the same with the properties: blocks in the existing 
if: block?

Regards,
--
Duje



  reply	other threads:[~2025-07-23 14:36 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-18 21:12 [PATCH RFC 0/2] mmc: sdhci-pxav3: pinctrl setting for fast bus clocks Duje Mihanović
2025-07-18 21:12 ` [PATCH RFC 1/2] dt-bindings: mmc: sdhci-pxa: add state_uhs pinctrl Duje Mihanović
2025-07-21 14:35   ` Rob Herring
2025-07-23 14:36     ` Duje Mihanović [this message]
2025-07-18 21:12 ` [PATCH RFC 2/2] mmc: sdhci-pxav3: add state_uhs pinctrl setting Duje Mihanović
2025-07-24 13:51   ` Adrian Hunter

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