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Message-Id: <20230615121419.175862-3-brgl@bgdev.pl>
Date: Thu, 15 Jun 2023 14:13:58 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Vinod Koul <vkoul@...nel.org>,
Bhupesh Sharma <bhupesh.sharma@...aro.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
"David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Kishon Vijay Abraham I <kishon@...nel.org>,
Giuseppe Cavallaro <peppe.cavallaro@...com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
Jose Abreu <joabreu@...opsys.com>
Cc: netdev@...r.kernel.org, linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-phy@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org,
linux-stm32@...md-mailman.stormreply.com,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 02/23] dt-bindings: phy: describe the Qualcomm SGMII PHY
From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Describe the SGMII/SerDes PHY present on the sa8775p platforms.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
.../phy/qcom,sa8775p-dwmac-sgmii-phy.yaml | 55 +++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml
diff --git a/Documentation/devicetree/bindings/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml
new file mode 100644
index 000000000000..b9107759b2a5
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/qcom,sa8775p-dwmac-sgmii-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SerDes/SGMII ethernet PHY controller
+
+maintainers:
+ - Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
+
+description:
+ The SerDes PHY sits between the MAC and the external PHY and provides
+ separate Rx Tx lines.
+
+properties:
+ compatible:
+ const: qcom,sa8775p-dwmac-sgmii-phy
+
+ reg:
+ items:
+ - description: serdes
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: sgmi_ref
+
+ phy-supply:
+ description:
+ Phandle to a regulator that provides power to the PHY.
+
+ "#phy-cells":
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - "#phy-cells"
+ - clocks
+ - clock-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
+ serdes_phy: phy@...1000 {
+ compatible = "qcom,sa8775p-dwmac-sgmii-phy";
+ reg = <0x08901000 0xe10>;
+ clocks = <&gcc GCC_SGMI_CLKREF_EN>;
+ clock-names = "sgmi_ref";
+ #phy-cells = <0>;
+ };
--
2.39.2
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