On 19-07-15 12:43:05, Guido Günther wrote:
> Add a node for the Mixel MIPI D-PHY, "disabled" by default.
> 
> Signed-off-by: Guido Günther <[email protected]>
> Acked-by: Angus Ainslie (Purism) <[email protected]>
> ---
>  arch/arm64/boot/dts/freescale/imx8mq.dtsi | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi 
> b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index d09b808eff87..891ee7578c2d 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -728,6 +728,19 @@
>                               status = "disabled";
>                       };
>  
> +                     dphy: dphy@30a00300 {
> +                             compatible = "fsl,imx8mq-mipi-dphy";
> +                             reg = <0x30a00300 0x100>;
> +                             clocks = <&clk IMX8MQ_CLK_DSI_PHY_REF>;
> +                             clock-names = "phy_ref";
> +                             assigned-clocks = <&clk IMX8MQ_CLK_DSI_PHY_REF>;
> +                             assigned-clock-parents = <&clk 
> IMX8MQ_VIDEO_PLL1_OUT>;
> +                             assigned-clock-rates = <24000000>;

We have the following in the clk-imx8mq in the vendor tree:

        clk_set_parent(clks[IMX8MQ_VIDEO_PLL1_BYPASS], clks[IMX8MQ_VIDEO_PLL1]);

This unbypasses the video pll 1. And then we also have this:

        /* config video_pll1 clock */
        clk_set_parent(clks[IMX8MQ_VIDEO_PLL1_REF_SEL], clks[IMX8MQ_CLK_27M]);
        clk_set_rate(clks[IMX8MQ_VIDEO_PLL1], 593999999);

But none of that is acceptable upstream since the clock provider should not
use clock consumer API.

So please update the assigned-clock* properties to something like this:
                                assigned-clocks = <&clk 
IMX8MQ_VIDEO_PLL1_REF_SEL>,
                                                  <&clk 
IMX8MQ_VIDEO_PLL1_BYPASS>,
                                                  <&clk IMX8MQ_CLK_DSI_PHY_REF>,
                                                  <&clk IMX8MQ_VIDEO_PLL1>;
                                assigned-clock-parents = <&clk IMX8MQ_CLK_27M>,
                                                         <&clk 
IMX8MQ_VIDEO_PLL1>,
                                                         <&clk 
IMX8MQ_VIDEO_PLL1_OUT>
                                                         <0>;
                                assigned-clock-rates = <0>,
                                                       <0>,
                                                       <24000000>,             
                                                       <593999999>;

I've written this without testing, so please do test it on your setup.

> +                             #phy-cells = <0>;
> +                             power-domains = <&pgc_mipi>;
> +                             status = "disabled";
> +                     };
> +
>                       i2c1: i2c@30a20000 {
>                               compatible = "fsl,imx8mq-i2c", "fsl,imx21-i2c";
>                               reg = <0x30a20000 0x10000>;
> -- 
> 2.20.1
> 

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