linux-kernel - [PATCH 2/7] arm64: dts: imx8m{m,n,p}-venice: disable unused clk output for TI PHY

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Message-Id: <20250916153216.1042625-3-tharvey@gateworks.com>
Date: Tue, 16 Sep 2025 08:32:11 -0700
From: Tim Harvey <tharvey@...eworks.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>
Cc: devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Tim Harvey <tharvey@...eworks.com>
Subject: [PATCH 2/7] arm64: dts: imx8m{m,n,p}-venice: disable unused clk output for TI PHY

Disable the unused refclk output for the TI DP83867 PHY used on
Gateworks Venice boards.

Signed-off-by: Tim Harvey <tharvey@...eworks.com>
---
 arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi | 1 +
 arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts  | 1 +
 arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts  | 1 +
 arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi | 1 +
 arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts  | 1 +
 5 files changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi
index 37db4f0dd505..baf46fe28133 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi
@@ -115,6 +115,7 @@ mdio {
 		ethphy0: ethernet-phy@0 {
 			compatible = "ethernet-phy-ieee802.3-c22";
 			reg = <0>;
+			ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
 			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts
index c09b40fc6dec..468c7e993c52 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts
@@ -253,6 +253,7 @@ mdio {
 		ethphy0: ethernet-phy@0 {
 			compatible = "ethernet-phy-ieee802.3-c22";
 			reg = <0>;
+			ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
 			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts
index a5f52f60169e..5aa0e2cd155e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts
@@ -248,6 +248,7 @@ mdio {
 		ethphy0: ethernet-phy@0 {
 			compatible = "ethernet-phy-ieee802.3-c22";
 			reg = <0>;
+			ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
 			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi
index 303995a8adce..a1232a4f8485 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi
@@ -101,6 +101,7 @@ ethphy0: ethernet-phy@0 {
 			reg = <0x0>;
 			interrupt-parent = <&gpio3>;
 			interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
+			ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
 			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
index 12de7cf1e853..7662663ff5da 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
@@ -228,6 +228,7 @@ mdio {
 		ethphy0: ethernet-phy@0 {
 			compatible = "ethernet-phy-ieee802.3-c22";
 			reg = <0x0>;
+			ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
 			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 			tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
-- 
2.25.1