From: Oleksij Rempel <o.rempel@pengutronix.de>
Date: Tue, 31 Jan 2023 08:46:34 +0000 (+0100)
Subject: ARM: dts: imx6q-prtwd2: configure ethernet reference clock parent
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c812c91bda8d3b4d9ea23c52bf88a20de64f7487;p=linux.git

ARM: dts: imx6q-prtwd2: configure ethernet reference clock parent

On this board the PHY is the ref clock provider. So, configure ethernet
reference clock as input.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/imx6q-prtwd2.dts b/arch/arm/boot/dts/imx6q-prtwd2.dts
index 349959d380200..54a57a4548e24 100644
--- a/arch/arm/boot/dts/imx6q-prtwd2.dts
+++ b/arch/arm/boot/dts/imx6q-prtwd2.dts
@@ -22,6 +22,13 @@
 		reg = <0x80000000 0x20000000>;
 	};
 
+	clk50m_phy: phy-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <50000000>;
+		clock-output-names = "enet_ref_pad";
+	};
+
 	usdhc2_wifi_pwrseq: usdhc2_wifi_pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		pinctrl-names = "default";
@@ -49,13 +56,17 @@
 	status = "okay";
 };
 
+&clks {
+	clocks = <&clk50m_phy>;
+	clock-names = "enet_ref_pad";
+	assigned-clocks = <&clks IMX6QDL_CLK_ENET_REF_SEL>;
+	assigned-clock-parents = <&clk50m_phy>;
+};
+
 &fec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_enet>;
 	phy-mode = "rmii";
-	clocks = <&clks IMX6QDL_CLK_ENET>,
-		 <&clks IMX6QDL_CLK_ENET>;
-	clock-names = "ipg", "ahb";
 	status = "okay";
 
 	fixed-link {