Re: [PATCH v3 5/5] dt-bindings: Add AXG PCIE PHY bindings

From: Rob Herring <robh@kernel.org>
To: Remi Pommarel <repk@triplefau.lt>
Cc: devicetree@vger.kernel.org,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Neil Armstrong <narmstrong@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	Kevin Hilman <khilman@baylibre.com>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	Yue Wang <yue.wang@Amlogic.com>,
	linux-amlogic@lists.infradead.org,
	Andrew Murray <andrew.murray@arm.com>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	Jerome Brunet <jbrunet@baylibre.com>
Subject: Re: [PATCH v3 5/5] dt-bindings: Add AXG PCIE PHY bindings
Date: Fri, 3 Jan 2020 17:24:29 -0700	[thread overview]
Message-ID: <20200104002429.GA18966@bogus> (raw)
In-Reply-To: <20191224173942.18160-6-repk@triplefau.lt>

On Tue, Dec 24, 2019 at 06:39:42PM +0100, Remi Pommarel wrote:
> Add documentation for PCIE PHYs found in AXG SoCs.
> 
> Signed-off-by: Remi Pommarel <repk@triplefau.lt>
> ---
>  .../bindings/phy/amlogic,meson-axg-pcie.yaml  | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/amlogic,meson-axg-pcie.yaml
> 
> diff --git a/Documentation/devicetree/bindings/phy/amlogic,meson-axg-pcie.yaml b/Documentation/devicetree/bindings/phy/amlogic,meson-axg-pcie.yaml
> new file mode 100644
> index 000000000000..c622a1b38ffc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/amlogic,meson-axg-pcie.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright 2019 BayLibre, SAS
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/phy/amlogic,meson-axg-pcie.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Amlogic AXG PCIE PHY
> +
> +maintainers:
> +  - Remi Pommarel <repk@triplefau.lt>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - amlogic,axg-pcie-phy

Do you expect another compatible? If not, use 'const' instead.

> +
> +  reg:
> +    maxItems: 1
> +
> +  aml,hhi-gpr:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  reset-names:
> +    items:
> +      - const: phy

You don't need *-names when there's only one entry.

> +
> +  "#phy-cells":
> +    const: 0
> +
> +required:
> +  - compatible
> +  - reg
> +  - aml,hhi-gpr
> +  - resets
> +  - reset-names
> +  - "#phy-cells"
> +
> +examples:
> +  - |
> +    pcie_phy: pcie-phy@ff644000 {
> +          compatible = "amlogic,axg-pcie-phy";
> +          reg = <0x0 0xff644000 0x0 0x2000>;
> +          aml,hhi-gpr = <&sysctrl>;
> +          resets = <&reset RESET_PCIE_PHY>;
> +          reset-names = "phy";
> +          #phy-cells = <0>;
> +    };
> -- 
> 2.24.0
> 

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