linux-kernel - Re: [PATCH v3 1/3] arm64: dts: rockchip: Add vop for rk3576

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Message-ID: <12619358.O9o76ZdvQC@earth>
Date: Tue, 04 Mar 2025 12:15:41 -0500
From: Detlev Casanova <detlev.casanova@...labora.com>
To: heiko@...ech.de, Andy Yan <andyshrk@....com>
Cc: krzk+dt@...nel.org, robh@...nel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 linux-rockchip@...ts.infradead.org, Andy Yan <andy.yan@...k-chips.com>
Subject: Re: [PATCH v3 1/3] arm64: dts: rockchip: Add vop for rk3576

Hi andy,

On Tuesday, 31 December 2024 04:57:18 EST Andy Yan wrote:
> From: Andy Yan <andy.yan@...k-chips.com>
> 
> Add VOP and VOP_MMU found on rk3576.
> 
> Signed-off-by: Andy Yan <andy.yan@...k-chips.com>
> 
> ---
> 
> Changes in v3:
> - Split from
> https://lore.kernel.org/linux-rockchip/3330586.aeNJFYEL58@diego/T/#t
> 
>  arch/arm64/boot/dts/rockchip/rk3576.dtsi | 68 ++++++++++++++++++++++++
>  1 file changed, 68 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
> b/arch/arm64/boot/dts/rockchip/rk3576.dtsi index 436232ffe4d1..130d11a2cc89
> 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
> @@ -393,6 +393,11 @@ opp-950000000 {
>  		};
>  	};
> 
> +	display_subsystem: display-subsystem {
> +		compatible = "rockchip,display-subsystem";
> +		ports = <&vop_out>;
> +	};
> +
>  	firmware {
>  		scmi: scmi {
>  			compatible = "arm,scmi-smc";
> @@ -826,6 +831,69 @@ gpu: gpu@...00000 {
>  			status = "disabled";
>  		};
> 
> +		vop: vop@...00000 {
> +			compatible = "rockchip,rk3576-vop";
> +			reg = <0x0 0x27d00000 0x0 0x3000>, <0x0 0x27d05000 
0x0 0x1000>;
> +			reg-names = "vop", "gamma-lut";
> +			interrupts = <GIC_SPI 342 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 379 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 380 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 381 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "vop-sys",
> +					  "vop-vp0",
> +					  "vop-vp1",
> +					  "vop-vp2";

These need to be renamed without the 'vop-' prefix.

> +			clocks = <&cru ACLK_VOP>,
> +				 <&cru HCLK_VOP>,
> +				 <&cru DCLK_VP0>,
> +				 <&cru DCLK_VP1>,
> +				 <&cru DCLK_VP2>;
> +			clock-names = "aclk",
> +				      "hclk",
> +				      "dclk_vp0",
> +				      "dclk_vp1",
> +				      "dclk_vp2";
> +			iommus = <&vop_mmu>;
> +			power-domains = <&power RK3576_PD_VOP>;
> +			rockchip,grf = <&sys_grf>;
> +			rockchip,pmu = <&pmu>;
> +			status = "disabled";
> +
> +			vop_out: ports {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				vp0: port@0 {
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +					reg = <0>;
> +				};
> +
> +				vp1: port@1 {
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +					reg = <1>;
> +				};
> +
> +				vp2: port@2 {
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +					reg = <2>;
> +				};
> +			};
> +		};
> +
> +		vop_mmu: iommu@...07e00 {
> +			compatible = "rockchip,rk3576-iommu", 
"rockchip,rk3568-iommu";
> +			reg = <0x0 0x27d07e00 0x0 0x100>, <0x0 0x27d07f00 
0x0 0x100>;
> +			interrupts = <GIC_SPI 342 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&cru ACLK_VOP>, <&cru HCLK_VOP>;
> +			clock-names = "aclk", "iface";
> +			#iommu-cells = <0>;
> +			power-domains = <&power RK3576_PD_VOP>;
> +			status = "disabled";
> +		};
> +
>  		qos_hdcp1: qos@...02000 {
>  			compatible = "rockchip,rk3576-qos", "syscon";
>  			reg = <0x0 0x27f02000 0x0 0x20>;

Regards,
Detlev