linux-kernel - [PATCH 2/2] arm64: dts: qcom: ipq9574: add MDIO bus

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Date: Sat, 23 Mar 2024 11:09:35 -0500
From: Alexandru Gagniuc <mr.nuke.me@...il.com>
To: andersson@...nel.org,
	konrad.dybcio@...aro.org,
	robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org,
	linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	robert.marko@...tura.hr,
	ansuelsmth@...il.com,
	Alexandru Gagniuc <mr.nuke.me@...il.com>
Subject: [PATCH 2/2] arm64: dts: qcom: ipq9574: add MDIO bus

The IPQ95xx uses an IPQ4019 compatible MDIO controller that is already
supported. Add a DT node to expose it.

Signed-off-by: Alexandru Gagniuc <mr.nuke.me@...il.com>
---
 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 7f2e5cbf3bbb..4ab9da9fffb6 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -232,6 +232,16 @@ rng: rng@...00 {
 			clock-names = "core";
 		};
 
+		mdio: mdio@...00 {
+			compatible =  "qcom,ipq9574-mdio", "qcom,ipq4019-mdio";
+			reg = <0x90000 0x64>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&gcc GCC_MDIO_AHB_CLK>;
+			clock-names = "gcc_mdio_ahb_clk";
+			status = "disabled";
+		};
+
 		qfprom: efuse@...00 {
 			compatible = "qcom,ipq9574-qfprom", "qcom,qfprom";
 			reg = <0x000a4000 0x5a1>;
-- 
2.40.1