linux-kernel - Re: [RFC/PATCH 09/11] ARM: dts: bcm2711: Enable V3D

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Date:   Sat, 6 Feb 2021 12:50:57 +0100
From:   Stefan Wahren <wahrenst@....net>
To:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        f.fainelli@...il.com, bcm-kernel-feedback-list@...adcom.com,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>
Cc:     phil@...pberrypi.com, linux-kernel@...r.kernel.org
Subject: Re: [RFC/PATCH 09/11] ARM: dts: bcm2711: Enable V3D

Hi,

Am 05.02.21 um 14:52 schrieb Nicolas Saenz Julienne:
> This enables V3D for bcm2711 (used in the Raspberry Pi 4).
>
> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
> ---
>  arch/arm/boot/dts/bcm2711.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>
> diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
> index 537498a93a3a..dd8376f474db 100644
> --- a/arch/arm/boot/dts/bcm2711.dtsi
> +++ b/arch/arm/boot/dts/bcm2711.dtsi
> @@ -548,6 +548,18 @@ genet_mdio: mdio@e14 {
>  				#size-cells = <0x1>;
>  			};
>  		};
> +
> +		v3d: gpu@...04000 {
just a nit. I prefer the lowest register value here.
> +			compatible = "brcm,bcm2711-v3d";
> +			reg = <0x0 0x7ec00000 0x4000>,
> +			      <0x0 0x7ec04000 0x4000>;
> +			reg-names = "hub", "core0";
> +
> +			power-domains = <&pm BCM2835_POWER_DOMAIN_GRAFX_V3D>;
> +			resets = <&pm BCM2835_RESET_V3D>;
> +			clocks = <&firmware_clocks 5>;
> +			interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
> +		};
>  	};
>  };
>