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From 036e332e29ee24396ad877cc6a1275d86a1c4b3d Mon Sep 17 00:00:00 2001
From: Robert Marko <robimarko@gmail.com>
Date: Thu, 7 Oct 2021 13:58:46 +0200
Subject: [PATCH] arm64: dts: qcom: ipq8074: add MDIO bus
IPQ8074 uses an IPQ4019 compatible MDIO controller that is already
supported in the kernel, so add the DT node in order to use it.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211007115846.26255-1-robimarko@gmail.com
---
arch/arm64/boot/dts/qcom/ipq8074.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -230,6 +230,18 @@
};
};
+ mdio: mdio@90000 {
+ compatible = "qcom,ipq4019-mdio";
+ reg = <0x00090000 0x64>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ clocks = <&gcc GCC_MDIO_AHB_CLK>;
+ clock-names = "gcc_mdio_ahb_clk";
+
+ status = "disabled";
+ };
+
prng: rng@e3000 {
compatible = "qcom,prng-ee";
reg = <0x000e3000 0x1000>;
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