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

Ezequiel Garcia
2022-01-24T19:11:37Z

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
>