[PATCH v2 1/2] dt-bindings: phy: Add UniPhier AHCI PHY description
Vinod Koul
vkoul at kernel.org
Mon Jul 13 00:59:40 EDT 2020
On 30-06-20, 17:59, Kunihiko Hayashi wrote:
> Add DT bindings for PHY interface built into ahci controller implemented
> in UniPhier SoCs.
Rob ?
>
> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko at socionext.com>
> ---
> .../bindings/phy/socionext,uniphier-ahci-phy.yaml | 76 ++++++++++++++++++++++
> 1 file changed, 76 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
>
> diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
> new file mode 100644
> index 0000000..bab2ff4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/socionext,uniphier-ahci-phy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Socionext UniPhier AHCI PHY
> +
> +description: |
> + This describes the deivcetree bindings for PHY interfaces built into
> + AHCI controller implemented on Socionext UniPhier SoCs.
> +
> +maintainers:
> + - Kunihiko Hayashi <hayashi.kunihiko at socionext.com>
> +
> +properties:
> + compatible:
> + enum:
> + - socionext,uniphier-pxs2-ahci-phy
> + - socionext,uniphier-pxs3-ahci-phy
> +
> + reg:
> + description: PHY register region (offset and length)
> +
> + "#phy-cells":
> + const: 0
> +
> + clocks:
> + maxItems: 2
> +
> + clock-names:
> + oneOf:
> + - items: # for PXs2
> + - const: link
> + - items: # for others
> + - const: link
> + - const: phy
> +
> + resets:
> + maxItems: 2
> +
> + reset-names:
> + items:
> + - const: link
> + - const: phy
> +
> +required:
> + - compatible
> + - reg
> + - "#phy-cells"
> + - clocks
> + - clock-names
> + - resets
> + - reset-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + ahci-glue at 65700000 {
> + compatible = "socionext,uniphier-pxs3-ahci-glue",
> + "simple-mfd";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 0x65700000 0x100>;
> +
> + ahci_phy: phy at 10 {
> + compatible = "socionext,uniphier-pxs3-ahci-phy";
> + reg = <0x10 0x10>;
> + #phy-cells = <0>;
> + clock-names = "link", "phy";
> + clocks = <&sys_clk 28>, <&sys_clk 30>;
> + reset-names = "link", "phy";
> + resets = <&sys_rst 28>, <&sys_rst 30>;
> + };
> + };
> --
> 2.7.4
--
~Vinod
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