// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
* Copyright 2024 Toradex
*
* Common dtsi for Verdin IMX8MP SoM on Ivy carrier board
*
*
https://www.toradex.com/computer-on-modules/verdin-arm-family/nxp-imx-8m-plus
*
https://www.toradex.com/products/carrier-board/ivy-carrier-board
*/
#include <dt-bindings/mux/mux.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/net/ti-dp83867.h>
/ {
/* AIN1 Voltage w/o AIN1_MODE gpio control */
ain1_voltage_unmanaged: voltage-divider-ain1 {
compatible = "voltage-divider";
#io-channel-cells = <1>;
io-channels = <&ivy_adc1 0>;
full-ohms = <19>;
output-ohms = <1>;
};
/* AIN1 Current w/o AIN1_MODE gpio control */
ain1_current_unmanaged: current-sense-shunt-ain1 {
compatible = "current-sense-shunt";
#io-channel-cells = <0>;
io-channels = <&ivy_adc1 1>;
shunt-resistor-micro-ohms = <100000000>;
};
/* AIN1_MODE - SODIMM 216 */
ain1_mode_mux_ctrl: mux-controller-0 {
compatible = "gpio-mux";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio5>;
#mux-control-cells = <0>;
mux-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
};
ain1-voltage {
compatible = "io-channel-mux";
channels = "ain1_voltage", "";
io-channels = <&ain1_voltage_unmanaged 0>;
io-channel-names = "parent";
mux-controls = <&ain1_mode_mux_ctrl>;
settle-time-us = <1000>;
};
ain1-current {
compatible = "io-channel-mux";
channels = "", "ain1_current";
io-channels = <&ain1_current_unmanaged>;
io-channel-names = "parent";
mux-controls = <&ain1_mode_mux_ctrl>;
settle-time-us = <1000>;
};
/* AIN2 Voltage w/o AIN2_MODE gpio control */
ain2_voltage_unmanaged: voltage-divider-ain2 {
compatible = "voltage-divider";
#io-channel-cells = <1>;
io-channels = <&ivy_adc2 0>;
full-ohms = <19>;
output-ohms = <1>;
};
/* AIN2 Current w/o AIN2_MODE gpio control */
ain2_current_unmanaged: current-sense-shunt-ain2 {
compatible = "current-sense-shunt";
#io-channel-cells = <0>;
io-channels = <&ivy_adc2 1>;
shunt-resistor-micro-ohms = <100000000>;
};
/* AIN2_MODE - SODIMM 218 */
ain2_mode_mux_ctrl: mux-controller-1 {
compatible = "gpio-mux";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio6>;
#mux-control-cells = <0>;
mux-gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
};
ain2-voltage {
compatible = "io-channel-mux";
channels = "ain2_voltage", "";
io-channels = <&ain2_voltage_unmanaged 0>;
io-channel-names = "parent";
mux-controls = <&ain2_mode_mux_ctrl>;
settle-time-us = <1000>;
};
ain2-current {
compatible = "io-channel-mux";
channels = "", "ain2_current";
io-channels = <&ain2_current_unmanaged>;
io-channel-names = "parent";
mux-controls = <&ain2_mode_mux_ctrl>;
settle-time-us = <1000>;
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ivy_leds>;
/* D7 Blue - SODIMM 30 - LEDs.GPIO1 */
led-0 {
color = <LED_COLOR_ID_BLUE>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <1>;
gpios = <&gpio3 25 GPIO_ACTIVE_HIGH>;
};
/* D7 Green - SODIMM 32 - LEDs.GPIO2 */
led-1 {
color = <LED_COLOR_ID_GREEN>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <1>;
gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
};
/* D7 Red - SODIMM 34 - LEDs.GPIO3 */
led-2 {
color = <LED_COLOR_ID_RED>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <1>;
gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>;
};
/* D8 Blue - SODIMM 36 - LEDs.GPIO4 */
led-3 {
color = <LED_COLOR_ID_BLUE>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <2>;
gpios = <&gpio4 2 GPIO_ACTIVE_HIGH>;
};
/* D8 Green - SODIMM 54 - LEDs.GPIO5 */
led-4 {
color = <LED_COLOR_ID_GREEN>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <2>;
gpios = <&gpio3 1 GPIO_ACTIVE_HIGH>;
};
/* D8 Red - SODIMM 44 - LEDs.GPIO6 */
led-5 {
color = <LED_COLOR_ID_RED>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <2>;
gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>;
};
/* D9 Blue - SODIMM 46 - LEDs.GPIO7 */
led-6 {
color = <LED_COLOR_ID_BLUE>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <3>;
gpios = <&gpio5 01 GPIO_ACTIVE_HIGH>;
};
/* D9 Red - SODIMM 48 - LEDs.GPIO8 */
led-7 {
color = <LED_COLOR_ID_RED>;
default-state = "off";
function = LED_FUNCTION_STATUS;
function-enumerator = <3>;
gpios = <&gpio4 30 GPIO_ACTIVE_HIGH>;
};
};
reg_3v2_ain1: regulator-3v2-ain1 {
compatible = "regulator-fixed";
regulator-max-microvolt = <3200000>;
regulator-min-microvolt = <3200000>;
regulator-name = "+3V2_AIN1";
};
reg_3v2_ain2: regulator-3v2-ain2 {
compatible = "regulator-fixed";
regulator-max-microvolt = <3200000>;
regulator-min-microvolt = <3200000>;
regulator-name = "+3V2_AIN2";
};
/* Ivy Power Supply Input Voltage */
ivy-input-voltage {
compatible = "voltage-divider";
/* Verdin ADC_1 */
io-channels = <&verdin_som_adc 7>;
full-ohms = <204700>; /* 200k + 4.7k */
output-ohms = <4700>;
};
ivy-5v-voltage {
compatible = "voltage-divider";
/* Verdin ADC_2 */
io-channels = <&verdin_som_adc 6>;
full-ohms = <39000>; /* 27k + 12k */
output-ohms = <12000>;
};
ivy-3v3-voltage {
compatible = "voltage-divider";
/* Verdin ADC_3 */
io-channels = <&verdin_som_adc 5>;
full-ohms = <54000>; /* 27k + 27k */
output-ohms = <27000>;
};
ivy-1v8-voltage {
compatible = "voltage-divider";
/* Verdin ADC_4 */
io-channels = <&verdin_som_adc 4>;
full-ohms = <39000>; /* 12k + 27k */
output-ohms = <27000>;
};
};
/* Verdin SPI_1 */
&ecspi1 {
pinctrl-0 = <&pinctrl_ecspi1>,
<&pinctrl_gpio1>,
<&pinctrl_gpio4>;
cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>,
<&gpio1 0 GPIO_ACTIVE_LOW>,
<&gpio1 6 GPIO_ACTIVE_LOW>;
status = "okay";
tpm@1 {
compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
reg = <1>;
spi-max-frequency = <18500000>;
};
fram@2 {
compatible = "fujitsu,mb85rs256", "atmel,at25";
reg = <2>;
address-width = <16>;
size = <32768>;
spi-max-frequency = <33000000>;
pagesize = <1>;
};
};
/* EEPROM on Ivy */
&eeprom_carrier_board {
status = "okay";
};
/* Verdin ETH_1 */
&eqos {
status = "okay";
};
/* Verdin ETH_2 */
&fec {
phy-handle = <ðphy2>;
phy-mode = "rgmii-id";
status = "okay";
};
&verdin_eth2_mdio {
ethphy2: ethernet-phy@2 {
reg = <2>;
interrupt-parent = <&gpio4>;
interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
};
};
/* Verdin CAN_1 */
&flexcan1 {
status = "okay";
};
/* Verdin CAN_2 */
&flexcan2 {
status = "okay";
};
&gpio1 {
gpio-line-names =
"", /* 0 */
"GPIO2", /* Verdin GPIO_2 - SODIMM 208 */
"",
"",
"",
"GPIO3", /* Verdin GPIO_3 - SODIMM 210 */
"",
"",
"",
"",
"",
"", /* 10 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* 20 */
"",
"",
"",
"",
"",
"",
"",
"",
"";
};
&gpio3 {
gpio-line-names =
"", /* 0 */
"",
"",
"",
"",
"",
"DIG_1", /* SODIMM 56 */
"DIG_2", /* SODIMM 58 */
"REL1", /* SODIMM 60 */
"REL2", /* SODIMM 62 */
"", /* 10 */
"",
"",
"",
"REL4", /* SODIMM 66 */
"",
"REL3", /* SODIMM 64 */
"",
"",
"",
"", /* 20 */
"",
"",
"",
"",
"",
"",
"",
"",
"";
};
/* Temperature sensor on Ivy */
&hwmon_temp {
compatible = "ti,tmp1075";
status = "okay";
};
/* Verdin I2C_4 CSI */
&i2c3 {
status = "okay";
ivy_adc1: adc@40 {
compatible = "ti,ads1119";
reg = <0x40>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio7>;
interrupt-parent = <&gpio4>;
interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
avdd-supply = <®_3v2_ain1>;
dvdd-supply = <®_3v2_ain1>;
vref-supply = <®_3v2_ain1>;
#address-cells = <1>;
#io-channel-cells = <1>;
#size-cells = <0>;
/* AIN1 0-33V Voltage Input */
channel@0 {
reg = <0>;
diff-channels = <0 1>;
};
/* AIN1 0-20mA Current Input */
channel@1 {
reg = <1>;
diff-channels = <2 3>;
};
};
ivy_adc2: adc@41 {
compatible = "ti,ads1119";
reg = <0x41>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio8>;
interrupt-parent = <&gpio4>;
interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
avdd-supply = <®_3v2_ain2>;
dvdd-supply = <®_3v2_ain2>;
vref-supply = <®_3v2_ain2>;
#address-cells = <1>;
#io-channel-cells = <1>;
#size-cells = <0>;
/* AIN2 0-33V Voltage Input */
channel@0 {
reg = <0>;
diff-channels = <0 1>;
};
/* AIN2 0-20mA Current Input */
channel@1 {
reg = <1>;
diff-channels = <2 3>;
};
};
};
/* Verdin I2C_1 */
&i2c4 {
status = "okay";
};
/* Verdin PCIE_1 */
&pcie {
status = "okay";
};
&pcie_phy {
status = "okay";
};
/* Verdin UART_1 */
&uart1 {
status = "okay";
};
/* Verdin UART_2 */
&uart2 {
linux,rs485-enabled-at-boot-time;
rs485-rx-during-tx;
status = "okay";
};
/* Verdin UART_3 */
&uart3 {
status = "okay";
};
/* Verdin USB_1 */
&usb3_0 {
status = "okay";
};
&usb3_phy0 {
status = "okay";
};
/* Verdin USB_2 */
&usb3_1 {
status = "okay";
};
&usb3_phy1 {
status = "okay";
};
/* Verdin SD_1 */
&usdhc2 {
status = "okay";
};
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio2>, <&pinctrl_gpio3>,
<&pinctrl_ivy_dig_inputs>, <&pinctrl_ivy_relays>;
pinctrl_ivy_dig_inputs: ivydiginputsgrp {
fsl,pins =
<MX8MP_IOMUXC_NAND_DATA00__GPIO3_IO06 0x96>, /* SODIMM 56 */
<MX8MP_IOMUXC_NAND_DATA01__GPIO3_IO07 0x96>; /* SODIMM 58 */
};
pinctrl_ivy_leds: ivyledsgrp {
fsl,pins =
<MX8MP_IOMUXC_SAI5_MCLK__GPIO3_IO25 0x16>, /* SODIMM 30 */
<MX8MP_IOMUXC_SAI5_RXD1__GPIO3_IO22 0x16>, /* SODIMM 32 */
<MX8MP_IOMUXC_SAI5_RXFS__GPIO3_IO19 0x16>, /* SODIMM 34 */
<MX8MP_IOMUXC_SAI1_RXD0__GPIO4_IO02 0x16>, /* SODIMM 36 */
<MX8MP_IOMUXC_SAI3_TXFS__GPIO4_IO31 0x16>, /* SODIMM 44 */
<MX8MP_IOMUXC_SAI3_TXD__GPIO5_IO01 0x16>, /* SODIMM 46 */
<MX8MP_IOMUXC_SAI3_RXD__GPIO4_IO30 0x16>, /* SODIMM 48 */
<MX8MP_IOMUXC_NAND_CE0_B__GPIO3_IO01 0x16>; /* SODIMM 54 */
};
pinctrl_ivy_relays: ivyrelaysgrp {
fsl,pins =
<MX8MP_IOMUXC_NAND_DATA02__GPIO3_IO08 0x16>, /* SODIMM 60 */
<MX8MP_IOMUXC_NAND_DATA03__GPIO3_IO09 0x16>, /* SODIMM 62 */
<MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16 0x16>, /* SODIMM 64 */
<MX8MP_IOMUXC_NAND_DQS__GPIO3_IO14 0x16>; /* SODIMM 66 */
};
};
