linux-kernel - [PATCH v2 net-next 2/4] dt-bindings: net: Add bindings for Qualcomm QCA807x

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Message-Id: <20210210125523.2146352-3-robert.marko@sartura.hr>
Date:   Wed, 10 Feb 2021 13:55:21 +0100
From:   Robert Marko <robert.marko@...tura.hr>
To:     agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, andrew@...n.ch, hkallweit1@...il.com,
        linux@...linux.org.uk
Cc:     Robert Marko <robert.marko@...tura.hr>,
        Luka Perkov <luka.perkov@...tura.hr>
Subject: [PATCH v2 net-next 2/4] dt-bindings: net: Add bindings for Qualcomm QCA807x

Add DT bindings for Qualcomm QCA807x PHYs.

Signed-off-by: Robert Marko <robert.marko@...tura.hr>
Cc: Luka Perkov <luka.perkov@...tura.hr>
---
Changes in v2:
* Drop LED properties
* Directly define PSGMII/QSGMII SerDes driver values

 .../devicetree/bindings/net/qcom,qca807x.yaml | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/qcom,qca807x.yaml

diff --git a/Documentation/devicetree/bindings/net/qcom,qca807x.yaml b/Documentation/devicetree/bindings/net/qcom,qca807x.yaml
new file mode 100644
index 000000000000..0867f5e698cd
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/qcom,qca807x.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/qcom,qca807x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm QCA807x PHY
+
+maintainers:
+  - Robert Marko <robert.marko@...tura.hr>
+
+description: |
+  Bindings for Qualcomm QCA807x PHYs
+
+allOf:
+  - $ref: ethernet-phy.yaml#
+
+properties:
+  reg:
+    maxItems: 1
+
+  qcom,fiber-enable:
+    description: |
+      If present, then PHYs combo port is configured to operate in combo
+      mode. In combo mode autodetection of copper and fiber media is
+      used in order to support both of them.
+      Combo mode can be strapped as well, if not strapped this property
+      will set combo support anyway.
+    type: boolean
+
+  qcom,psgmii-az:
+    description: |
+      If present, then PSMGII PHY will advertise 802.3-az support to
+      the MAC.
+    type: boolean
+
+  gpio-controller: true
+  "#gpio-cells":
+    const: 2
+
+  qcom,tx-driver-strength:
+    description: PSGMII/QSGMII SerDes TX driver strength control in mV.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [140, 160, 180, 200, 220, 240, 260, 280, 300, 320, 400, 500, 600]
+
+  qcom,control-dac:
+    description: Analog MDI driver amplitude and bias current.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1, 2, 3, 4, 5, 6, 7]
+
+required:
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/net/qcom-qca807x.h>
+
+    mdio {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      ethphy0: ethernet-phy@0 {
+        compatible = "ethernet-phy-ieee802.3-c22";
+        reg = <0>;
+
+        qcom,control-dac = <QCA807X_CONTROL_DAC_DSP_VOLT_QUARTER_BIAS>;
+      };
+    };
-- 
2.29.2