linux-kernel - Re: [PATCH 3/4] arm64: dts: rockchip: Add VEPU121 to rk3588

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Date: Thu, 21 Mar 2024 09:15:38 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>, linux-kernel@...r.kernel.org
Cc: Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
 Philipp Zabel <p.zabel@...gutronix.de>,
 Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>,
 Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
 Robin Murphy <robin.murphy@....com>,
 Sebastian Reichel <sebastian.reichel@...labora.com>,
 Cristian Ciocaltea <cristian.ciocaltea@...labora.com>,
 Dragan Simic <dsimic@...jaro.org>,
 Shreeya Patel <shreeya.patel@...labora.com>,
 Chris Morgan <macromorgan@...mail.com>, Andy Yan <andy.yan@...k-chips.com>,
 Nicolas Frattaroli <frattaroli.nicolas@...il.com>,
 linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 iommu@...ts.linux.dev
Subject: Re: [PATCH 3/4] arm64: dts: rockchip: Add VEPU121 to rk3588

On 20/03/2024 18:37, Emmanuel Gil Peyrot wrote:
> The TRM (version 1.0 page 385) lists five VEPU121 cores, but only four
> interrupts are listed (on page 24), so I’ve only enabled four of them
> for now.
> 
> Signed-off-by: Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
> ---
>  arch/arm64/boot/dts/rockchip/rk3588s.dtsi | 80 +++++++++++++++++++++++
>  1 file changed, 80 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
> index 2a23b4dc36e4..fe77b56ac9a0 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
> @@ -2488,6 +2488,86 @@ gpio4: gpio@...50000 {
>  		};
>  	};
>  
> +	jpeg_enc0: video-codec@...a0000 {
> +		compatible = "rockchip,rk3588-vepu121";
> +		reg = <0x0 0xfdba0000 0x0 0x800>;
> +		interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH 0>;
> +		clocks = <&cru ACLK_JPEG_ENCODER0>, <&cru HCLK_JPEG_ENCODER0>;
> +		clock-names = "aclk", "hclk";
> +		iommus = <&jpeg_enc0_mmu>;
> +		power-domains = <&power RK3588_PD_VDPU>;
> +	};
> +
> +	jpeg_enc0_mmu: iommu@...a0800 {
> +		compatible = "rockchip,rk3588-iommu";

It does not look like you tested the DTS against bindings. Please run
`make dtbs_check W=1` (see
Documentation/devicetree/bindings/writing-schema.rst or
https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-sources-with-the-devicetree-schema/
for instructions).

Best regards,
Krzysztof