u-boot/arch/arm/dts/imx93-var-som.dtsi
Mathieu Othacehe 54e1aa236f Add imx93-var-som support
Add support for the Variscite VAR-SOM-IMX93 evaluation kit. The SoM
consists of an NXP iMX93 dual A55 CPU. The SoM is mounted on a Variscite
Symphony SBC.

Signed-off-by: Mathieu Othacehe <m.othacehe@gmail.com>
2024-01-08 14:37:57 -03:00

111 lines
2.8 KiB
Text

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2022 NXP
* Copyright 2023 Variscite Ltd.
*/
/dts-v1/;
#include "imx93.dtsi"
/{
model = "Variscite VAR-SOM-MX93 module";
compatible = "variscite,var-som-mx93", "fsl,imx93";
mmc_pwrseq: mmc-pwrseq {
compatible = "mmc-pwrseq-simple";
post-power-on-delay-ms = <100>;
power-off-delay-us = <10000>;
reset-gpios = <&gpio4 14 GPIO_ACTIVE_LOW>, /* WIFI_RESET */
<&gpio3 7 GPIO_ACTIVE_LOW>; /* WIFI_PWR_EN */
};
reg_eqos_phy: regulator-eqos-phy {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_eqos_phy>;
regulator-name = "eth_phy_pwr";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio1 7 GPIO_ACTIVE_HIGH>;
enable-active-high;
startup-delay-us = <100000>;
regulator-always-on;
};
};
&eqos {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_eqos>;
phy-mode = "rgmii";
phy-handle = <&ethphy0>;
phy-supply = <&reg_eqos_phy>;
status = "okay";
mdio {
compatible = "snps,dwmac-mdio";
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <1000000>;
ethphy0: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <0>;
eee-broken-1000t;
};
};
};
&iomuxc {
pinctrl_eqos: eqosgrp {
fsl,pins = <
MX93_PAD_ENET1_MDC__ENET_QOS_MDC 0x57e
MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x57e
MX93_PAD_ENET1_RD0__ENET_QOS_RGMII_RD0 0x57e
MX93_PAD_ENET1_RD1__ENET_QOS_RGMII_RD1 0x57e
MX93_PAD_ENET1_RD2__ENET_QOS_RGMII_RD2 0x57e
MX93_PAD_ENET1_RD3__ENET_QOS_RGMII_RD3 0x57e
MX93_PAD_ENET1_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x5fe
MX93_PAD_ENET1_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x57e
MX93_PAD_ENET1_TD0__ENET_QOS_RGMII_TD0 0x57e
MX93_PAD_ENET1_TD1__ENET_QOS_RGMII_TD1 0x57e
MX93_PAD_ENET1_TD2__ENET_QOS_RGMII_TD2 0x57e
MX93_PAD_ENET1_TD3__ENET_QOS_RGMII_TD3 0x57e
MX93_PAD_ENET1_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x5fe
MX93_PAD_ENET1_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x57e
>;
};
pinctrl_reg_eqos_phy: regeqosgrp {
fsl,pins = <
MX93_PAD_UART2_TXD__GPIO1_IO07 0x51e
>;
};
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
MX93_PAD_SD1_CLK__USDHC1_CLK 0x15fe
MX93_PAD_SD1_CMD__USDHC1_CMD 0x13fe
MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x13fe
MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x13fe
MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x13fe
MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x13fe
MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x13fe
MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x13fe
MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x13fe
MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x13fe
MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x15fe
>;
};
};
/* eMMC */
&usdhc1 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc1>;
pinctrl-1 = <&pinctrl_usdhc1>;
pinctrl-2 = <&pinctrl_usdhc1>;
bus-width = <8>;
non-removable;
status = "okay";
};