[PATCH] dt-bindings: phy: bcm-ns-usb2-phy: convert to yaml

[Rafał Miłecki]

On 16.11.2020 08:46, Rafał Miłecki wrote:
> From: Rafał Miłecki <rafal at milecki.pl>
> 
> 1. Convert from txt to yaml
> 2. Drop "Driver for" from the title
> 3. Document "#phy-cells"
> 4. Fix example node name (noticed by dt_binding_check)
> 5. Add #include to example (noticed by dt_binding_check)
> 6. Specify license
> 
> Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
> ---
> I think this should go through linux-phy tree. Kishon, Vinod, can you
> take this patch?
> 
> This patch generates a false positive checkpatch.pl warning [0].
> Please ignore:
> WARNING: DT binding docs and includes should be a separate patch. See: Documentation/devicetree/bindings/submitting-patches.rst
> 
> [0] https://lkml.org/lkml/2020/2/18/1084

Same thing here.

Kishon, Vinod: I sent this patch back in December, it was Reviewed-by
Rob, but never accepted.

Could you push this patch to the linux-phy.git?


> ---
>   .../bindings/phy/bcm-ns-usb2-phy.txt          | 21 -------
>   .../bindings/phy/bcm-ns-usb2-phy.yaml         | 59 +++++++++++++++++++
>   2 files changed, 59 insertions(+), 21 deletions(-)
>   delete mode 100644 Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.txt
>   create mode 100644 Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml
> 
> diff --git a/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.txt b/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.txt
> deleted file mode 100644
> index a7aee9ea8926..000000000000
> --- a/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.txt
> +++ /dev/null
> @@ -1,21 +0,0 @@
> -Driver for Broadcom Northstar USB 2.0 PHY
> -
> -Required properties:
> -- compatible: brcm,ns-usb2-phy
> -- reg: iomem address range of DMU (Device Management Unit)
> -- reg-names: "dmu", the only needed & supported reg right now
> -- clocks: USB PHY reference clock
> -- clock-names: "phy-ref-clk", the only needed & supported clock right now
> -
> -To initialize USB 2.0 PHY driver needs to setup PLL correctly. To do this it
> -requires passing phandle to the USB PHY reference clock.
> -
> -Example:
> -	usb2-phy {
> -		compatible = "brcm,ns-usb2-phy";
> -		reg = <0x1800c000 0x1000>;
> -		reg-names = "dmu";
> -		#phy-cells = <0>;
> -		clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>;
> -		clock-names = "phy-ref-clk";
> -	};
> diff --git a/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml
> new file mode 100644
> index 000000000000..05b4dcd80019
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml
> @@ -0,0 +1,59 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/bcm-ns-usb2-phy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom Northstar USB 2.0 PHY
> +
> +description: >
> +  To initialize USB 2.0 PHY driver needs to setup PLL correctly.
> +  To do this it requires passing phandle to the USB PHY reference clock.
> +
> +maintainers:
> +  - Rafał Miłecki <rafal at milecki.pl>
> +
> +properties:
> +  compatible:
> +    const: brcm,ns-usb2-phy
> +
> +  reg:
> +    items:
> +      - description: iomem address range of DMU (Device Management Unit)
> +
> +  reg-names:
> +    items:
> +      - const: dmu
> +
> +  clocks:
> +    items:
> +      - description: USB PHY reference clock
> +
> +  clock-names:
> +    items:
> +      - const: phy-ref-clk
> +
> +  "#phy-cells":
> +    const: 0
> +
> +required:
> +  - compatible
> +  - reg
> +  - reg-names
> +  - clocks
> +  - clock-names
> +  - "#phy-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/bcm-nsp.h>
> +    phy at 1800c000 {
> +        compatible = "brcm,ns-usb2-phy";
> +        reg = <0x1800c000 0x1000>;
> +        reg-names = "dmu";
> +        clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>;
> +        clock-names = "phy-ref-clk";
> +        #phy-cells = <0>;
> +    };
>