All of lore.kernel.org
 help / color / mirror / Atom feed
From: Rob Herring <robh@kernel.org>
To: Florian Fainelli <florian.fainelli@broadcom.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Sudeep Holla <sudeep.holla@arm.com>,
	Cristian Marussi <cristian.marussi@arm.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	arm-scmi@vger.kernel.org, james.quinlan@broadcom.com,
	justin.chen@broadcom.com, kapil.hali@broadcom.com,
	bcm-kernel-feedback-list@broadcom.com
Subject: Re: [PATCH 1/2] dt-bindings: sram: Document reg-io-width property
Date: Mon, 12 Aug 2024 10:55:19 -0600	[thread overview]
Message-ID: <20240812165519.GA1260568-robh@kernel.org> (raw)
In-Reply-To: <20240810214621.14417-2-florian.fainelli@broadcom.com>

On Sat, Aug 10, 2024 at 02:46:20PM -0700, Florian Fainelli wrote:
> Some SRAMs need to be accessed with a specific access width, define
> the 'reg-io-width' property specifying such access sizes.

IMO, those SRAMs should have a specific compatible. That restriction 
makes them less usable.

OTOH, it is a standard property. Shrug.

> 
> Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
> ---
>  Documentation/devicetree/bindings/sram/sram.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml
> index 0922d1f71ba8..18e42fb36846 100644
> --- a/Documentation/devicetree/bindings/sram/sram.yaml
> +++ b/Documentation/devicetree/bindings/sram/sram.yaml
> @@ -101,6 +101,12 @@ patternProperties:
>            IO mem address range, relative to the SRAM range.
>          maxItems: 1
>  
> +      reg-io-width:
> +        description:
> +          The size (in bytse) of the IO accesses that should be performed on the
> +          SRAM.
> +        enum: [1, 2, 4, 8]
> +
>        pool:
>          description:
>            Indicates that the particular reserved SRAM area is addressable
> -- 
> 2.25.1
> 

  parent reply	other threads:[~2024-08-12 16:55 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-10 21:46 [PATCH 0/2] Support for I/O width within ARM SCMI SHMEM Florian Fainelli
2024-08-10 21:46 ` [PATCH 1/2] dt-bindings: sram: Document reg-io-width property Florian Fainelli
2024-08-11  5:37   ` Christophe JAILLET
2024-08-11 12:39   ` Krzysztof Kozlowski
2024-08-12 16:55   ` Rob Herring [this message]
2024-08-10 21:46 ` [PATCH 2/2] firmware: arm_scmi: Support 'reg-io-width' property for shared memory Florian Fainelli
2024-08-11  2:42   ` Florian Fainelli
2024-08-11 12:17   ` kernel test robot
2024-08-11 12:27   ` kernel test robot
2024-08-11 12:27   ` kernel test robot
2024-08-11 12:42   ` Peng Fan
2024-08-11 21:03     ` Florian Fainelli
2024-08-11 21:08   ` Florian Fainelli
2024-08-12 17:18   ` Cristian Marussi
2024-08-12 17:46     ` Florian Fainelli
2024-08-12 18:01       ` Cristian Marussi
2024-08-12 21:19         ` Florian Fainelli
2024-08-13  5:00       ` Florian Fainelli

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240812165519.GA1260568-robh@kernel.org \
    --to=robh@kernel.org \
    --cc=arm-scmi@vger.kernel.org \
    --cc=bcm-kernel-feedback-list@broadcom.com \
    --cc=conor+dt@kernel.org \
    --cc=cristian.marussi@arm.com \
    --cc=devicetree@vger.kernel.org \
    --cc=florian.fainelli@broadcom.com \
    --cc=james.quinlan@broadcom.com \
    --cc=justin.chen@broadcom.com \
    --cc=kapil.hali@broadcom.com \
    --cc=krzk+dt@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=sudeep.holla@arm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.