linux-kernel - Re: [PATCH v4 16/17] arm64: dts: rockchip: Add vop on rk3588

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Date:   Fri, 08 Dec 2023 17:26:36 +0100
From:   Heiko Stübner <heiko@...ech.de>
To:     Andy Yan <andyshrk@....com>
Cc:     hjc@...k-chips.com, dri-devel@...ts.freedesktop.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org,
        devicetree@...r.kernel.org, sebastian.reichel@...labora.com,
        kever.yang@...k-chips.com, chris.obbard@...labora.com,
        Andy Yan <andy.yan@...k-chips.com>
Subject: Re: [PATCH v4 16/17] arm64: dts: rockchip: Add vop on rk3588

Hi Andy,

Am Donnerstag, 7. Dezember 2023, 09:02:47 CET schrieb Andy Yan:
> From: Andy Yan <andy.yan@...k-chips.com>
> 
> Add vop dt node for rk3588.
> 
> Signed-off-by: Andy Yan <andy.yan@...k-chips.com>
> ---
> 
> (no changes since v1)
> 
>  arch/arm64/boot/dts/rockchip/rk3588s.dtsi | 96 +++++++++++++++++++++++
>  1 file changed, 96 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
> index 7064c0e9179f..a9810ca78dc4 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
> @@ -593,6 +608,87 @@ i2c0: i2c@...80000 {
>  		status = "disabled";
>  	};
>  
> +	vop: vop@...90000 {
> +		compatible = "rockchip,rk3588-vop";
> +		reg = <0x0 0xfdd90000 0x0 0x4200>, <0x0 0xfdd95000 0x0 0x1000>;
> +		reg-names = "vop", "gamma_lut";
> +		interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH 0>;
> +		clocks = <&cru ACLK_VOP>,
> +			 <&cru HCLK_VOP>,
> +			 <&cru DCLK_VOP0>,
> +			 <&cru DCLK_VOP1>,
> +			 <&cru DCLK_VOP2>,
> +			 <&cru DCLK_VOP3>,
> +			 <&cru PCLK_VOP_ROOT>;
> +		clock-names = "aclk",
> +			      "hclk",
> +			      "dclk_vp0",
> +			      "dclk_vp1",
> +			      "dclk_vp2",
> +			      "dclk_vp3",
> +			      "pclk_vop";
> +		resets = <&cru SRST_A_VOP>,
> +			 <&cru SRST_H_VOP>,
> +			 <&cru SRST_D_VOP0>,
> +			 <&cru SRST_D_VOP1>,
> +			 <&cru SRST_D_VOP2>,
> +			 <&cru SRST_D_VOP3>;
> +		reset-names = "axi",
> +			      "ahb",
> +			      "dclk_vp0",
> +			      "dclk_vp1",
> +			      "dclk_vp2",
> +			      "dclk_vp3";

resets and reset-names do not seem to be part of the binding, so
should probably be added there.


> +		iommus = <&vop_mmu>;
> +		power-domains = <&power RK3588_PD_VOP>;
> +		rockchip,grf = <&sys_grf>;
> +		rockchip,vop-grf = <&vop_grf>;
> +		rockchip,vo1-grf = <&vo1_grf>;
> +		rockchip,pmu = <&pmu>;
> +

move this blank line _below_ the status=disabled please.

> +		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>;
> +			};
> +
> +			vp3: port@3 {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				reg = <3>;
> +			};
> +		};
> +	};
> +
> +	vop_mmu: iommu@...97e00 {
> +		compatible = "rockchip,rk3588-iommu", "rockchip,rk3568-iommu";
> +		reg = <0x0 0xfdd97e00 0x0 0x100>, <0x0 0xfdd97f00 0x0 0x100>;
> +		interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH 0>;
> +		interrupt-names = "vop_mmu";

interrupt-names is not part of the mainline iommu binding, so should be dropped


Thanks
Heiko