linux-kernel - [PATCH 2/4] arm64: dts: ti: k3-am6xx-phycore-som: Add overlay to disable eth phy

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Message-Id: <20240502230829.1983678-3-nmorrisson@phytec.com>
Date: Thu,  2 May 2024 16:08:27 -0700
From: Nathan Morrisson <nmorrisson@...tec.com>
To: nm@...com,
	vigneshr@...com,
	kristo@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org
Cc: linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	upstream@...ts.phytec.de,
	w.egorov@...tec.de
Subject: [PATCH 2/4] arm64: dts: ti: k3-am6xx-phycore-som: Add overlay to disable eth phy

Add an overlay to disable the eth phy for all am6xx-phycore-som
boards.

Signed-off-by: Nathan Morrisson <nmorrisson@...tec.com>
---
 arch/arm64/boot/dts/ti/Makefile               |  3 +++
 .../ti/k3-am6xx-phycore-disable-eth-phy.dtso  | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso

diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
index 9a722c2473fb..030c47b2d7de 100644
--- a/arch/arm64/boot/dts/ti/Makefile
+++ b/arch/arm64/boot/dts/ti/Makefile
@@ -53,6 +53,9 @@ dtb-$(CONFIG_ARCH_K3) += k3-am642-tqma64xxl-mbax4xxl.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am64-tqma64xxl-mbax4xxl-sdcard.dtbo
 dtb-$(CONFIG_ARCH_K3) += k3-am64-tqma64xxl-mbax4xxl-wlan.dtbo
 
+# Common overlays for the phyCORE-AM6* family of boards
+dtb-$(CONFIG_ARCH_K3) += k3-am6xx-phycore-disable-eth-phy.dtbo
+
 # Boards with AM65x SoC
 k3-am654-gp-evm-dtbs := k3-am654-base-board.dtb \
 	k3-am654-base-board-rocktech-rk101-panel.dtbo \
diff --git a/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso b/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso
new file mode 100644
index 000000000000..356c82bbe143
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am6xx-phycore-disable-eth-phy.dtso
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-only OR MIT
+/*
+ * Copyright (C) 2023 PHYTEC America, LLC
+ * Author: Garrett Giordano <ggiordano@...tec.com>
+ *
+ * Copyright (C) 2024 PHYTEC America, LLC
+ * Author: Nathan Morrisson <nmorrisson@...tec.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+&cpsw3g_phy1 {
+	status = "disabled";
+};
+
+&cpsw_port1 {
+	status = "disabled";
+};
-- 
2.25.1