Re: [PATCH V3 04/10] dt-bindings: media: nxp, imx8mq-vpu: Split G1 and G2 nodes

[Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>]

On Sun, Jan 23, 2022 at 08:31:18PM -0600, Adam Ford wrote:
> The G1 and G2 are independent and separate decoder blocks
> that are enabled by the vpu-blk-ctrl power-domain controller,
> which now has a proper driver.
> 
> Because these blocks only share the power-domain, and can be
> independently fused out, update the bindings to support separate
> nodes for the G1 and G2 decoders with vpu-blk-ctrl power-domain
> support.
> 
> The new DT + old kernel isn't a supported configuration.
> 
> Signed-off-by: Adam Ford <aford173@gmail.com>
> Reviewed-by: Rob Herring <robh@kernel.org>
> 

Reviewed-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>

Thanks,
Ezequiel

> diff --git a/Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml b/Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml
> index 762be3f96ce9..9c28d562112b 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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