Re: [PATCH 1/7] dt-bindings: add rk3399 support for dw-mipi-rockchip

[Rob Herring <robh@kernel.org>]

On Fri, Jul 08, 2016 at 05:04:55PM +0800, Chris Zhong wrote:
> The dw-mipi-dsi of rk3399 is almost the same as rk3288, the rk3399 has
> additional phy config clock.
> 
> Signed-off-by: Chris Zhong <zyw@rock-chips.com>
> ---
> 
>  .../devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt    | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> index 1753f0c..4d59df3 100644
> --- a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> +++ b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> @@ -5,6 +5,7 @@ Required properties:
>  - #address-cells: Should be <1>.
>  - #size-cells: Should be <0>.
>  - compatible: "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi".
> +	      "rockchip,rk3399-mipi-dsi", "snps,dw-mipi-dsi".
>  - reg: Represent the physical address range of the controller.
>  - interrupts: Represent the controller's interrupt to the CPU(s).
>  - clocks, clock-names: Phandles to the controller's pll reference
> @@ -13,6 +14,10 @@ Required properties:
>  - ports: contain a port node with endpoint definitions as defined in [2].
>    For vopb,set the reg = <0> and set the reg = <1> for vopl.
>  
> +Optional properties:
> +- clocks, clock-names: phandle to the dw-mipi phy clock, name should be
> +		       "phy_cfg".
> +

This is not really optional. It is required for rk3399. Document with 
the rest of the clocks and note this one is rk3399 only.

Rob