From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../boot/dts/freescale/imx8mp-verdin-dev.dtsi      | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi

(limited to 'arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi')

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
new file mode 100644
index 000000000..c8b521d45
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+#include "imx8mp-verdin-dahlia.dtsi"
+
+/ {
+	/* TODO: Audio Codec */
+
+	reg_eth2phy: regulator-eth2phy {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio_expander_21 4 GPIO_ACTIVE_HIGH>; /* ETH_PWR_EN */
+		off-on-delay-us = <500000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-min-microvolt = <3300000>;
+		regulator-name = "+V3.3_ETH";
+		startup-delay-us = <200000>;
+		vin-supply = <&reg_3p3v>;
+	};
+};
+
+&fec {
+	phy-supply = <&reg_eth2phy>;
+	status = "okay";
+};
+
+&gpio_expander_21 {
+	status = "okay";
+	vcc-supply = <&reg_1p8v>;
+};
+
+/* TODO: Verdin I2C_1 with Audio Codec */
+
+/* Verdin UART_1, connector X50 through RS485 transceiver */
+&uart1 {
+	linux,rs485-enabled-at-boot-time;
+	rs485-rts-active-low;
+	rs485-rx-during-tx;
+};
+
+/* Limit frequency on dev board due to long traces and bad signal integrity */
+&usdhc2 {
+	max-frequency = <100000000>;
+};
-- 
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