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Date: Thu, 3 Apr 2025 13:53:47 +0100
From: Liviu Dudau <liviu.dudau@arm.com>
To: Marek Vasut <marex@denx.de>
Cc: linux-arm-kernel@lists.infradead.org,
	"Rob Herring (Arm)" <robh@kernel.org>, Frank Li <Frank.Li@nxp.com>,
	Boris Brezillon <boris.brezillon@collabora.com>,
	Conor Dooley <conor+dt@kernel.org>,
	David Airlie <airlied@gmail.com>,
	Fabio Estevam <festevam@gmail.com>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Sebastian Reichel <sre@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
	Simona Vetter <simona@ffwll.ch>,
	Steven Price <steven.price@arm.com>,
	Thomas Zimmermann <tzimmermann@suse.de>, devicetree@vger.kernel.org,
	dri-devel@lists.freedesktop.org, imx@lists.linux.dev
Subject: Re: [PATCH v2 3/9] dt-bindings: gpu: mali-valhall-csf: Document
 optional reset
Message-ID: <Z-6E262OIoJC5aC3@e110455-lin.cambridge.arm.com>
References: <20250321200625.132494-1-marex@denx.de>
 <20250321200625.132494-4-marex@denx.de>
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In-Reply-To: <20250321200625.132494-4-marex@denx.de>

On Fri, Mar 21, 2025 at 09:05:53PM +0100, Marek Vasut wrote:
> The instance of the GPU populated in Freescale i.MX95 does require
> release from reset by writing into a single GPUMIX block controller
> GPURESET register bit 0. Document support for one optional reset.
> 
> Acked-by: Rob Herring (Arm) <robh@kernel.org>
> Reviewed-by: Frank Li <Frank.Li@nxp.com>
> Signed-off-by: Marek Vasut <marex@denx.de>

Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>

Best regards,
Liviu

> ---
> Cc: Boris Brezillon <boris.brezillon@collabora.com>
> Cc: Conor Dooley <conor+dt@kernel.org>
> Cc: David Airlie <airlied@gmail.com>
> Cc: Fabio Estevam <festevam@gmail.com>
> Cc: Krzysztof Kozlowski <krzk+dt@kernel.org>
> Cc: Liviu Dudau <liviu.dudau@arm.com>
> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> Cc: Maxime Ripard <mripard@kernel.org>
> Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
> Cc: Philipp Zabel <p.zabel@pengutronix.de>
> Cc: Rob Herring <robh@kernel.org>
> Cc: Sascha Hauer <s.hauer@pengutronix.de>
> Cc: Sebastian Reichel <sre@kernel.org>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Simona Vetter <simona@ffwll.ch>
> Cc: Steven Price <steven.price@arm.com>
> Cc: Thomas Zimmermann <tzimmermann@suse.de>
> Cc: devicetree@vger.kernel.org
> Cc: dri-devel@lists.freedesktop.org
> Cc: imx@lists.linux.dev
> Cc: linux-arm-kernel@lists.infradead.org
> ---
> V2: - Add RB from Frank
>     - Add AB from Rob
> ---
>  .../devicetree/bindings/gpu/arm,mali-valhall-csf.yaml          | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
> index a5b4e00217587..0efa06822a543 100644
> --- a/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
> +++ b/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
> @@ -61,6 +61,9 @@ properties:
>      minItems: 1
>      maxItems: 5
>  
> +  resets:
> +    maxItems: 1
> +
>    sram-supply: true
>  
>    "#cooling-cells":
> -- 
> 2.47.2
> 

-- 
====================
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