linux-kernel - Re: [PATCH v5 3/5] ARM: dts: microchip: sam9x60: Add GFX2D GPU

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Message-ID: <468e4624-355b-400f-8d03-4db5c37e3ec7@microchip.com>
Date: Tue, 13 Jan 2026 16:11:09 +0100
From: Nicolas Ferre <nicolas.ferre@...rochip.com>
To: Cyrille Pitchen <cyrille.pitchen@...rochip.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>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>, Claudiu Beznea
	<claudiu.beznea@...on.dev>, Russell King <linux@...linux.org.uk>
CC: <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v5 3/5] ARM: dts: microchip: sam9x60: Add GFX2D GPU

On 13/01/2026 at 14:10, Cyrille Pitchen wrote:
> Add support for the GFX2D GPU.
> 
> Signed-off-by: Cyrille Pitchen <cyrille.pitchen@...rochip.com>
> ---
>   arch/arm/boot/dts/microchip/sam9x60.dtsi | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/microchip/sam9x60.dtsi b/arch/arm/boot/dts/microchip/sam9x60.dtsi
> index b075865e6a7688005d471665459b3f6f1f26f7a4..338a0f3b336ffa6f1e3f900a4b4a58e4e3f93bb8 100644
> --- a/arch/arm/boot/dts/microchip/sam9x60.dtsi
> +++ b/arch/arm/boot/dts/microchip/sam9x60.dtsi
> @@ -353,6 +353,14 @@ AT91_XDMAC_DT_PERID(26))>,
>   				status = "disabled";
>   			};
>   
> +			gpu: gpu@...18000 {
> +				compatible = "microchip,sam9x60-gfx2d";
> +				reg = <0xf0018000 0x4000>;

Same here, probably smaller size for register map is better.

Regards,
   Nicolas

> +				interrupts = <36 IRQ_TYPE_LEVEL_HIGH 0>;
> +				clocks = <&pmc PMC_TYPE_PERIPHERAL 36>;
> +				status = "disabled";
> +			};
> +
>   			i2s: i2s@...1c000 {
>   				compatible = "microchip,sam9x60-i2smcc";
>   				reg = <0xf001c000 0x100>;
>