linux-kernel - Re: [PATCH 3/3] arm64: dts: rockchip: Add vdec support for RK3328

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Date:   Sat, 23 Apr 2022 19:33:49 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Christopher Obbard <chris.obbard@...labora.com>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Johan Jonker <jbx6244@...il.com>,
        Alex Bee <knaerzche@...il.com>,
        Elaine Zhang <zhangqing@...k-chips.com>
Cc:     linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: [PATCH 3/3] arm64: dts: rockchip: Add vdec support for RK3328

On 22/04/2022 15:38, Christopher Obbard wrote:
> The RK3328 has an vdec device with dedicated iommu.
> Describe the device and required power-domains in the
> devicetree.

(...)

> @@ -660,6 +664,25 @@ vpu_mmu: iommu@...50800 {
>  		power-domains = <&power RK3328_PD_VPU>;
>  	};
>  
> +	vdec: video-codec@...60000 {
> +		compatible = "rockchip,rk3328-vdec", "rockchip,rk3399-vdec";

This does not match your bindings (according to bindings is incorrect)
Did you test them with dtbs_check?

Best regards,
Krzysztof