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https://github.com/libretro/Lakka-LibreELEC.git
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90 lines
2.2 KiB
Diff
90 lines
2.2 KiB
Diff
From be94b9629bc355647bda972f92e0887d3a94c17f Mon Sep 17 00:00:00 2001
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From: Jerome Brunet <jbrunet@baylibre.com>
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Date: Mon, 30 Jan 2023 16:16:15 +0100
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Subject: [PATCH 037/120] FROMGIT(6.4): dt-bindings: net: add amlogic gxl mdio
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multiplexer
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Add documentation for the MDIO bus multiplexer found on the Amlogic GXL
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SoC family
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Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
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---
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.../bindings/net/amlogic,gxl-mdio-mux.yaml | 64 +++++++++++++++++++
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1 file changed, 64 insertions(+)
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create mode 100644 Documentation/devicetree/bindings/net/amlogic,gxl-mdio-mux.yaml
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diff --git a/Documentation/devicetree/bindings/net/amlogic,gxl-mdio-mux.yaml b/Documentation/devicetree/bindings/net/amlogic,gxl-mdio-mux.yaml
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new file mode 100644
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index 000000000000..27ae004dbea0
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--- /dev/null
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+++ b/Documentation/devicetree/bindings/net/amlogic,gxl-mdio-mux.yaml
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@@ -0,0 +1,64 @@
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+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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+%YAML 1.2
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+---
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+$id: http://devicetree.org/schemas/net/amlogic,gxl-mdio-mux.yaml#
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+$schema: http://devicetree.org/meta-schemas/core.yaml#
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+
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+title: Amlogic GXL MDIO bus multiplexer
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+
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+maintainers:
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+ - Jerome Brunet <jbrunet@baylibre.com>
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+
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+description:
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+ This is a special case of a MDIO bus multiplexer. It allows to choose between
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+ the internal mdio bus leading to the embedded 10/100 PHY or the external
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+ MDIO bus on the Amlogic GXL SoC family.
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+
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+allOf:
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+ - $ref: mdio-mux.yaml#
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+
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+properties:
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+ compatible:
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+ const: amlogic,gxl-mdio-mux
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+
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+ reg:
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+ maxItems: 1
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+
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+ clocks:
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+ maxItems: 1
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+
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+ clock-names:
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+ items:
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+ - const: ref
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+
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+required:
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+ - compatible
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+ - reg
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+ - clocks
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+ - clock-names
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+
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+unevaluatedProperties: false
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+
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+examples:
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+ - |
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+ eth_phy_mux: mdio@558 {
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+ compatible = "amlogic,gxl-mdio-mux";
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+ reg = <0x558 0xc>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ clocks = <&refclk>;
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+ clock-names = "ref";
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+ mdio-parent-bus = <&mdio0>;
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+
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+ external_mdio: mdio@0 {
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+ reg = <0x0>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ };
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+
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+ internal_mdio: mdio@1 {
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+ reg = <0x1>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ };
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+ };
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--
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2.34.1
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