linux-kernel - RE: [PATCH 2/3] dt-bindings: dma: xilinx: Simplify dma-coherent property

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Message-ID:
 <SA3PR12MB7922C34E4E40FA70212B0FD49EC9A@SA3PR12MB7922.namprd12.prod.outlook.com>
Date: Mon, 17 Nov 2025 06:46:53 +0000
From: "Katakam, Harini" <harini.katakam@....com>
To: Krzysztof Kozlowski <krzk@...nel.org>, Jyri Sarha <jyri.sarha@....fi>,
	Tomi Valkeinen <tomi.valkeinen@...asonboard.com>, David Airlie
	<airlied@...il.com>, Simona Vetter <simona@...ll.ch>, Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
	Vinod Koul <vkoul@...nel.org>, "Simek, Michal" <michal.simek@....com>, Ulf
 Hansson <ulf.hansson@...aro.org>, Michael Tretter <m.tretter@...gutronix.de>,
	"Pandey, Radhey Shyam" <radhey.shyam.pandey@....com>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "linux-mmc@...r.kernel.org"
	<linux-mmc@...r.kernel.org>
Subject: RE: [PATCH 2/3] dt-bindings: dma: xilinx: Simplify dma-coherent
 property

[Public]

> -----Original Message-----
> From: Krzysztof Kozlowski <krzk@...nel.org>
> Sent: Saturday, November 15, 2025 5:51 PM
> To: Jyri Sarha <jyri.sarha@....fi>; Tomi Valkeinen
> <tomi.valkeinen@...asonboard.com>; David Airlie <airlied@...il.com>;
> Simona Vetter <simona@...ll.ch>; Maarten Lankhorst
> <maarten.lankhorst@...ux.intel.com>; Maxime Ripard <mripard@...nel.org>;
> Thomas Zimmermann <tzimmermann@...e.de>; Rob Herring
> <robh@...nel.org>; Krzysztof Kozlowski <krzk+dt@...nel.org>; Conor Dooley
> <conor+dt@...nel.org>; Vinod Koul <vkoul@...nel.org>; Simek, Michal
> <michal.simek@....com>; Ulf Hansson <ulf.hansson@...aro.org>; Michael
> Tretter <m.tretter@...gutronix.de>; Katakam, Harini
> <harini.katakam@....com>; Pandey, Radhey Shyam
> <radhey.shyam.pandey@....com>; dri-devel@...ts.freedesktop.org;
> devicetree@...r.kernel.org; linux-kernel@...r.kernel.org;
> dmaengine@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; linux-
> mmc@...r.kernel.org
> Cc: Krzysztof Kozlowski <krzk@...nel.org>
> Subject: [PATCH 2/3] dt-bindings: dma: xilinx: Simplify dma-coherent property
>
> Common boolean properties need to be only allowed in the binding (":true"),
> because their type is already defined by core DT schema.
> Simplify dma-coherent property to match common syntax.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>

Thanks,
Reviewed-by: Harini Katakam <harini.katakam@....com>

Regards,
Harini

> ---
>  .../devicetree/bindings/dma/xilinx/xlnx,zynqmp-dma-1.0.yaml    | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dma-
> 1.0.yaml b/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-
> dma-1.0.yaml
> index b5399c65a731..2da86037ad79 100644
> --- a/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dma-
> 1.0.yaml
> +++ b/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dma-
> 1.0.y
> +++ aml
> @@ -59,8 +59,7 @@ properties:
>    power-domains:
>      maxItems: 1
>
> -  dma-coherent:
> -    description: present if dma operations are coherent
> +  dma-coherent: true
>
>  required:
>    - "#dma-cells"
> --
> 2.48.1