Re: [PATCH V2 04/10] dt-bindings: media: nxp,imx8mq-vpu: Split G1 and G2 nodes

From: Rob Herring <robh@kernel.org>
To: Adam Ford <aford173@gmail.com>
Cc: linux-media@vger.kernel.org, abel.vesa@nxp.com,
	aford@beaconembedded.com, benjamin.gaignard@collabora.com,
	hverkuil-cisco@xs4all.nl,
	Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Lucas Stach <l.stach@pengutronix.de>,
	linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-staging@lists.linux.dev
Subject: Re: [PATCH V2 04/10] dt-bindings: media: nxp,imx8mq-vpu: Split G1 and G2 nodes
Date: Thu, 16 Dec 2021 11:29:12 -0600	[thread overview]
Message-ID: <Ybt3aHfscuKMM0ie@robh.at.kernel.org> (raw)
In-Reply-To: <20211216111256.2362683-5-aford173@gmail.com>

On Thu, Dec 16, 2021 at 05:12:49AM -0600, Adam Ford wrote:
> The G1 and G2 are separate decoder blocks that are enabled by the
> vpu-blk-ctrl power-domain controller, which now has a proper driver.
> Update the bindings to support separate nodes for the G1 and G2
> decoders with vpu-blk-ctrl power-domain support.

You could expand this a bit more with Lucas' explanation and being 
explicit on the compatibility implications.

Otherwise, with that and indentation fixed:

Reviewed-by: Rob Herring <robh@kernel.org>

> 
> Signed-off-by: Adam Ford <aford173@gmail.com>
> 
> diff --git a/Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml b/Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml
> index 762be3f96ce9..c1e157251de7 100644
> --- a/Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml
> +++ b/Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml
> @@ -15,33 +15,20 @@ description:
>  
>  properties:
>    compatible:
> -    const: nxp,imx8mq-vpu
> +     oneOf:
> +      - const: nxp,imx8mq-vpu
> +        deprecated: true
> +      - const: nxp,imx8mq-vpu-g1
> +      - const: nxp,imx8mq-vpu-g2
>  
>    reg:
> -    maxItems: 3
> -
> -  reg-names:
> -    items:
> -      - const: g1
> -      - const: g2
> -      - const: ctrl
> +    maxItems: 1
>  
>    interrupts:
> -    maxItems: 2
> -
> -  interrupt-names:
> -    items:
> -      - const: g1
> -      - const: g2
> +    maxItems: 1
>  
>    clocks:
> -    maxItems: 3
> -
> -  clock-names:
> -    items:
> -      - const: g1
> -      - const: g2
> -      - const: bus
> +    maxItems: 1
>  
>    power-domains:
>      maxItems: 1
> @@ -49,31 +36,33 @@ properties:
>  required:
>    - compatible
>    - reg
> -  - reg-names
>    - interrupts
> -  - interrupt-names
>    - clocks
> -  - clock-names
>  
>  additionalProperties: false
>  
>  examples:
>    - |
>          #include <dt-bindings/clock/imx8mq-clock.h>
> +        #include <dt-bindings/power/imx8mq-power.h>
> +        #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +        vpu_g1: video-codec@38300000 {
> +                compatible = "nxp,imx8mq-vpu-g1";
> +                reg = <0x38300000 0x10000>;
> +                interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> +                clocks = <&clk IMX8MQ_CLK_VPU_G1_ROOT>;
> +                power-domains = <&vpu_blk_ctrl IMX8MQ_VPUBLK_PD_G1>;
> +        };
> +  - |
> +        #include <dt-bindings/clock/imx8mq-clock.h>
> +        #include <dt-bindings/power/imx8mq-power.h>
>          #include <dt-bindings/interrupt-controller/arm-gic.h>
>  
> -        vpu: video-codec@38300000 {
> -                compatible = "nxp,imx8mq-vpu";
> -                reg = <0x38300000 0x10000>,
> -                      <0x38310000 0x10000>,
> -                      <0x38320000 0x10000>;
> -                reg-names = "g1", "g2", "ctrl";
> -                interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
> -                             <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
> -                interrupt-names = "g1", "g2";
> -                clocks = <&clk IMX8MQ_CLK_VPU_G1_ROOT>,
> -                         <&clk IMX8MQ_CLK_VPU_G2_ROOT>,
> -                         <&clk IMX8MQ_CLK_VPU_DEC_ROOT>;
> -                clock-names = "g1", "g2", "bus";
> -                power-domains = <&pgc_vpu>;
> +        vpu_g2: video-codec@38300000 {
> +                compatible = "nxp,imx8mq-vpu-g2";
> +                reg = <0x38310000 0x10000>;
> +                interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
> +                clocks = <&clk IMX8MQ_CLK_VPU_G2_ROOT>;
> +                power-domains = <&vpu_blk_ctrl IMX8MQ_VPUBLK_PD_G2>;
>          };
> -- 
> 2.32.0
> 
> 

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