linux-kernel - [PATCH 3/6] arm64: dts: qcom: ipq5332: Add MDIO device tree

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Message-ID: <20240110112059.2498-4-quic_luoj@quicinc.com>
Date: Wed, 10 Jan 2024 19:20:56 +0800
From: Luo Jie <quic_luoj@...cinc.com>
To: <andersson@...nel.org>, <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <quic_kkumarcs@...cinc.com>, <quic_suruchia@...cinc.com>,
        <quic_soni@...cinc.com>, <quic_pavir@...cinc.com>,
        <quic_souravp@...cinc.com>, <quic_linchen@...cinc.com>,
        <quic_leiwei@...cinc.com>
Subject: [PATCH 3/6] arm64: dts: qcom: ipq5332: Add MDIO device tree

Add the MDIO device tree of ipq5332.

Signed-off-by: Luo Jie <quic_luoj@...cinc.com>
---
 arch/arm64/boot/dts/qcom/ipq5332.dtsi | 44 +++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
index bc89480820cb..e6c780e69d6e 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
@@ -214,6 +214,38 @@ serial_0_pins: serial0-state {
 				drive-strength = <8>;
 				bias-pull-up;
 			};
+
+			mdio0_pins: mdio0-state {
+				mux_0 {
+					pins = "gpio25";
+					function = "mdc0";
+					drive-strength = <8>;
+					bias-disable;
+				};
+
+				mux_1 {
+					pins = "gpio26";
+					function = "mdio0";
+					drive-strength = <8>;
+					bias-pull-up;
+				};
+			};
+
+			mdio1_pins: mdio1-state {
+				mux_0 {
+					pins = "gpio27";
+					function = "mdc1";
+					drive-strength = <8>;
+					bias-disable;
+				};
+
+				mux_1 {
+					pins = "gpio28";
+					function = "mdio1";
+					drive-strength = <8>;
+					bias-pull-up;
+				};
+			};
 		};
 
 		gcc: clock-controller@...0000 {
@@ -863,6 +895,18 @@ group0 {
 				};
 			};
 		};
+
+		mdio: mdio@...00 {
+			compatible = "qcom,ipq4019-mdio";
+			reg = <0x90000 0x64>;
+			pinctrl-0 = <&mdio1_pins &mdio0_pins>;
+			pinctrl-names = "default";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&gcc GCC_MDIO_AHB_CLK>;
+			clock-names = "gcc_mdio_ahb_clk";
+			status = "disabled";
+		};
 	};
 
 	timer {
-- 
2.42.0