linux-kernel - Re: [PATCH 1/4] dt-bindings: phy: phy-rockchip-dphy-rx0: move rockchip dphy rx0 bindings out of staging

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Date:   Thu, 2 Apr 2020 14:16:45 +0200
From:   Johan Jonker <jbx6244@...il.com>
To:     helen.koike@...labora.com
Cc:     dafna.hirschfeld@...labora.com, devel@...verdev.osuosl.org,
        devicetree@...r.kernel.org, ezequiel@...labora.com,
        heiko@...ech.de, hverkuil-cisco@...all.nl,
        karthik.poduval@...il.com, kernel@...labora.com,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, mark.rutland@....com,
        robh+dt@...nel.org
Subject: Re: [PATCH 1/4] dt-bindings: phy: phy-rockchip-dphy-rx0: move
 rockchip dphy rx0 bindings out of staging

Hi Helen,

> # SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> %YAML 1.2
> ---
> $id: http://devicetree.org/schemas/phy/rockchip-mipi-dphy-rx0.yaml#
> $schema: http://devicetree.org/meta-schemas/core.yaml#
> 
> title: Rockchip SoC MIPI RX0 D-PHY Device Tree Bindings
> 
> maintainers:
>   - Helen Koike <helen.koike@...labora.com>
>   - Ezequiel Garcia <ezequiel@...labora.com>
> 
> description: |
>   The Rockchip SoC has a MIPI D-PHY bus with an RX0 entry which connects to
>   the ISP1 (Image Signal Processing unit v1.0) for CSI cameras.
> 
> properties:
>   compatible:
>     const: rockchip,rk3399-mipi-dphy-rx0
> 

>   reg:
>     maxItems: 1

If 'reg' is not used => remove it.

> 
>   clocks:
>     items:
>       - description: MIPI D-PHY ref clock
>       - description: MIPI D-PHY RX0 cfg clock
>       - description: Video in/out general register file clock
> 
>   clock-names:
>     items:
>       - const: dphy-ref
>       - const: dphy-cfg
>       - const: grf
> 
>   '#phy-cells':
>     const: 0
> 
>   power-domains:
>     description: Video in/out power domain.
>     maxItems: 1
> 
> required:
>   - compatible
>   - clocks
>   - clock-names
>   - '#phy-cells'
>   - power-domains
> 
> additionalProperties: false
> 
> examples:
>   - |
> 
>     /*
>      * MIPI D-PHY RX0 use registers in "general register files", it
>      * should be a child of the GRF.
>      *
>      * grf: syscon@...70000 {
>      *  compatible = "rockchip,rk3399-grf", "syscon", "simple-mfd";
>      *  ...
>      * };
>      */
> 
>     #include <dt-bindings/clock/rk3399-cru.h>
>     #include <dt-bindings/power/rk3399-power.h>
> 
>     mipi_dphy_rx0: mipi-dphy-rx0 {
>         compatible = "rockchip,rk3399-mipi-dphy-rx0";
>         clocks = <&cru SCLK_MIPIDPHY_REF>,
>                  <&cru SCLK_DPHY_RX0_CFG>,
>                  <&cru PCLK_VIO_GRF>;
>         clock-names = "dphy-ref", "dphy-cfg", "grf";
>         power-domains = <&power RK3399_PD_VIO>;
>         #phy-cells = <0>;
>     };