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// SPDX-License-Identifier: GPL-
2.
0-or-later OR MIT
/*
* Copyright
2024 Toradex
*
* Common dtsi for Verdin AM62 SoM on Ivy carrier board
*
*
https://www.toradex.com/computer-on-modules/verdin-arm-family/ti-am62
*
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_gpio_5>;
#mux-control-cells = <
0>;
mux-gpios = <&main_gpio0
40 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_gpio_6>;
#mux-control-cells = <
0>;
mux-gpios = <&main_gpio0
36 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 = <&main_gpio1
11 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 = <&main_gpio1
12 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 = <&main_gpio1
10 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 = <&main_gpio1
9 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 = <&main_gpio0
11 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 = <&main_gpio0
37 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 = <&main_gpio0
34 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 = <&main_gpio0
33 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>;
};
};
&main_pmx0 {
pinctrl_ivy_leds: ivy-leds-default-pins {
pinctrl-single,pins =
<AM62X_IOPAD(
0x019c, PIN_INPUT,
7)>, /* (B18) MCASP0_AXR1.GPIO1_9 */ /* SODIMM
36 */
<AM62X_IOPAD(
0x01a0, PIN_INPUT,
7)>, /* (B20) MCASP0_AXR0.GPIO1_10 */ /* SODIMM
34 */
<AM62X_IOPAD(
0x01a4, PIN_INPUT,
7)>, /* (A19) MCASP0_ACLKX.GPIO1_11 */ /* SODIMM
30 */
<AM62X_IOPAD(
0x01a8, PIN_INPUT,
7)>, /* (A20) MCASP0_AFSX.GPIO1_12 */ /* SODIMM
32 */
<AM62X_IOPAD(
0x0088, PIN_INPUT,
7)>, /* (L17) GPMC0_OEn_REn.GPIO0_33 */ /* SODIMM
48 */
<AM62X_IOPAD(
0x0098, PIN_INPUT,
7)>, /* (R18) GPMC0_WAIT0.GPIO0_37 */ /* SODIMM
44 */
<AM62X_IOPAD(
0x008c, PIN_INPUT,
7)>, /* (L25) GPMC0_WEn.GPIO0_34 */ /* SODIMM
46 */
<AM62X_IOPAD(
0x002c, PIN_INPUT,
7)>; /* (F23) OSPI0_CSn0.GPIO0_11 */ /* SODIMM
54 */
};
};
/* Verdin ETH */
&cpsw3g {
status = "okay";
};
/* MDIO, shared by Verdin ETH_1 (On-module PHY) and Verdin ETH_2_RGMII */
&cpsw3g_mdio {
status = "okay";
cpsw3g_phy1: ethernet-phy@
2 {
reg = <
2>;
pinctrl-names = "default";
pinctrl-
0 = <&pinctrl_eth2_rgmii_int>;
interrupt-parent = <&main_gpio0>;
interrupts = <
38 IRQ_TYPE_EDGE_FALLING>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
};
};
/* Verdin ETH_1*/
&cpsw_port1 {
status = "okay";
};
/* Verdin ETH_2_RGMII */
&cpsw_port2 {
phy-handle = <&cpsw3g_phy1>;
phy-mode = "rgmii-rxid";
status = "okay";
};
&main_gpio0 {
pinctrl-names = "default";
pinctrl-
0 = <&pinctrl_ctrl_sleep_moci>,
<&pinctrl_qspi1_cs2_gpio>,
<&pinctrl_qspi1_io0_gpio>,
<&pinctrl_qspi1_io1_gpio>,
<&pinctrl_qspi1_io2_gpio>,
<&pinctrl_qspi1_io3_gpio>;
gpio-line-names =
"", /*
0 */
"",
"",
"DIGI_1", /* SODIMM
56 */
"DIGI_2", /* SODIMM
58 */
"REL1", /* SODIMM
60 */
"REL2", /* SODIMM
62 */
"",
"",
"",
"", /*
10 */
"",
"REL3", /* SODIMM
64 */
"",
"",
"",
"",
"",
"",
"",
"", /*
20 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
30 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
40 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
50 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
60 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
70 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
80 */
"",
"",
"",
"",
"",
"";
};
&main_gpio1 {
pinctrl-names = "default";
pinctrl-
0 = <&pinctrl_qspi1_dqs_gpio>;
gpio-line-names =
"", /*
0 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
10 */
"",
"",
"",
"",
"",
"",
"",
"REL4", /* SODIMM
66 */
"",
"", /*
20 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
30 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
40 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
50 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
60 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
70 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /*
80 */
"",
"",
"",
"",
"",
"",
"";
};
/* Verdin I2C_1 */
&main_i2c1 {
status = "okay";
temperature-sensor@
4f {
compatible = "ti,tmp1075";
reg = <
0x4f>;
};
eeprom@
57 {
compatible = "st,
24c02", "atmel,
24c02";
reg = <
0x57>;
pagesize = <
16>;
};
};
/* Verdin I2C_4 CSI */
&main_i2c3 {
status = "okay";
ivy_adc1: adc@
40 {
compatible = "ti,ads1119";
reg = <
0x40>;
pinctrl-names = "default";
pinctrl-
0 = <&pinctrl_gpio_7>;
interrupt-parent = <&main_gpio0>;
interrupts = <
41 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_gpio_8>;
interrupt-parent = <&main_gpio0>;
interrupts = <
42 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 CAN_1 */
&main_mcan0 {
status = "okay";
};
/* Verdin SPI_1 */
&main_spi1 {
pinctrl-
0 = <&pinctrl_spi1>,
<&pinctrl_spi1_cs0>,
<&pinctrl_gpio_1>,
<&pinctrl_gpio_4>;
cs-gpios = <
0>,
<&mcu_gpio0
1 GPIO_ACTIVE_LOW>,
<&mcu_gpio0
4 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>;
};
};
/* Verdin UART_3 */
&main_uart0 {
status = "okay";
};
/* Verdin UART_1 */
&main_uart1 {
status = "okay";
};
&mcu_gpio0 {
pinctrl-names = "default";
pinctrl-
0 = <&pinctrl_gpio_2>,
<&pinctrl_gpio_3>,
<&pinctrl_pcie_1_reset>;
gpio-line-names =
"",
"",
"GPIO2", /* Verdin GPIO_2 - SODIMM
208 */
"GPIO3", /* Verdin GPIO_3 - SODIMM
210 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"";
};
/* Verdin CAN_2 */
&mcu_mcan0 {
status = "okay";
};
/* Verdin SD_1 */
&sdhci1 {
status = "okay";
};
/* Verdin USB_1*/
&usbss0 {
status = "okay";
};
&usb0 {
status = "okay";
};
/* Verdin USB_2 */
&usbss1 {
status = "okay";
};
&usb1 {
status = "okay";
};
/* Verdin PCIE_1_RESET# */
&verdin_pcie_1_reset_hog {
status = "okay";
};
/* Verdin UART_2 */
&wkup_uart0 {
linux,rs485-enabled-at-boot-time;
rs485-rts-active-low;
rs485-rx-during-tx;
status = "okay";
};
