// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2022 PHYTEC Messtechnik GmbH
* Author: Teresa Remmet <t.remmet@phytec.de>
*/
/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/phy/phy-imx8-pcie.h>
#include "imx8mm-phycore-som.dtsi"
/ {
model = "PHYTEC phyBOARD-Polis-i.MX8MM RDK";
compatible = "phytec,imx8mm-phyboard-polis-rdk",
"phytec,imx8mm-phycore-som", "fsl,imx8mm";
chosen {
stdout-path = &uart3;
};
bt_osc_32k: bt-lp-clock {
compatible = "fixed-clock";
clock-frequency = <32768>;
clock-output-names = "bt_osc_32k";
#clock-cells = <0>;
};
can_osc_40m: can-clock {
compatible = "fixed-clock";
clock-frequency = <40000000>;
clock-output-names = "can_osc_40m";
#clock-cells = <0>;
};
fan {
compatible = "gpio-fan";
gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;
gpio-fan,speed-map = <0 0
13000 1>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fan>;
#cooling-cells = <2>;
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_leds>;
led-0 {
color = <LED_COLOR_ID_RED>;
function = LED_FUNCTION_DISK;
gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc2";
};
led-1 {
color = <LED_COLOR_ID_BLUE>;
function = LED_FUNCTION_DISK;
gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc1";
};
led-2 {
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_CPU;
gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
usdhc1_pwrseq: pwr-seq {
compatible = "mmc-pwrseq-simple";
post-power-on-delay-ms = <100>;
power-off-delay-us = <60>;
reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
};
reg_can_en: regulator-can-en {
compatible = "regulator-fixed";
gpio = <&gpio1 9 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can_en>;
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "CAN_EN";
startup-delay-us = <20>;
};
reg_usb_otg1_vbus: regulator-usb-otg1 {
compatible = "regulator-fixed";
gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usbotg1pwrgrp>;
regulator-name = "usb_otg1_vbus";
regulator-max-microvolt = <5000000>;
regulator-min-microvolt = <5000000>;
};
reg_usdhc2_vmmc: regulator-usdhc2 {
compatible = "regulator-fixed";
gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
off-on-delay-us = <20000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "VSD_3V3";
};
reg_vcc_3v3: regulator-vcc-3v3 {
compatible = "regulator-fixed";
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "VCC_3V3";
};
};
/* SPI - CAN MCP251XFD */
&ecspi1 {
cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ecspi1>;
status = "okay";
can0: can@0 {
compatible = "microchip,mcp251xfd";
clocks = <&can_osc_40m>;
interrupt-parent = <&gpio1>;
interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can_int>;
reg = <0>;
spi-max-frequency = <20000000>;
xceiver-supply = <®_can_en>;
};
};
&gpio1 {
gpio-line-names = "nINT_ETHPHY", "LED_RED", "WDOG_INT", "X_RTC_INT",
"", "", "", "RESET_ETHPHY",
"CAN_nINT", "CAN_EN", "nENABLE_FLATLINK", "",
"USB_OTG_VBUS_EN", "", "LED_GREEN", "LED_BLUE";
};
&gpio2 {
gpio-line-names = "", "", "", "",
"", "", "BT_REG_ON", "WL_REG_ON",
"BT_DEV_WAKE", "BT_HOST_WAKE", "", "",
"X_SD2_CD_B", "", "", "",
"", "", "", "SD2_RESET_B";
};
&gpio4 {
gpio-line-names = "", "", "", "",
"", "", "", "",
"FAN", "miniPCIe_nPERST", "", "",
"COEX1", "COEX2";
};
&gpio5 {
gpio-line-names = "", "", "", "",
"", "", "", "",
"", "ECSPI1_SS0";
};
/* PCIe */
&pcie0 {
assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>,
<&clk IMX8MM_CLK_PCIE1_CTRL>;
assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>,
<&clk IMX8MM_SYS_PLL2_250M>;
assigned-clock-rates = <10000000>, <250000000>;
clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>, <&clk IMX8MM_CLK_PCIE1_AUX>,
<&clk IMX8MM_CLK_PCIE1_PHY>;
clock-names = "pcie", "pcie_aux", "pcie_bus";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie>;
reset-gpio = <&gpio4 9 GPIO_ACTIVE_LOW>;
status = "okay";
};
&pcie_phy {
clocks = <&clk IMX8MM_CLK_PCIE1_PHY>;
fsl,clkreq-unsupported;
fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_OUTPUT>;
fsl,tx-deemph-gen1 = <0x2d>;
fsl,tx-deemph-gen2 = <0xf>;
status = "okay";
};
&rv3028 {
trickle-resistor-ohms = <3000>;
};
&snvs_pwrkey {
status = "okay";
};
/* UART - RS232/RS485 */
&uart1 {
assigned-clocks = <&clk IMX8MM_CLK_UART1>;
assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
uart-has-rtscts;
status = "okay";
};
/* UART - Sterling-LWB Bluetooth */
&uart2 {
assigned-clocks = <&clk IMX8MM_CLK_UART2>;
assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
fsl,dte-mode;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2_bt>;
uart-has-rtscts;
status = "okay";
bluetooth {
compatible = "brcm,bcm43438-bt";
clocks = <&bt_osc_32k>;
clock-names = "lpo";
device-wakeup-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
interrupt-names = "host-wakeup";
interrupt-parent = <&gpio2>;
interrupts = <9 IRQ_TYPE_EDGE_BOTH>;
max-speed = <2000000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_bt>;
shutdown-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
vddio-supply = <®_vcc_3v3>;
};
};
/* UART - console */
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
status = "okay";
};
/* USB */
&usbotg1 {
adp-disable;
dr_mode = "otg";
over-current-active-low;
samsung,picophy-pre-emp-curr-control = <3>;
samsung,picophy-dc-vol-level-adjust = <7>;
srp-disable;
vbus-supply = <®_usb_otg1_vbus>;
status = "okay";
};
&usbotg2 {
disable-over-current;
dr_mode = "host";
samsung,picophy-pre-emp-curr-control = <3>;
samsung,picophy-dc-vol-level-adjust = <7>;
status = "okay";
};
/* SDIO - Sterling-LWB Wifi */
&usdhc1 {
assigned-clocks = <&clk IMX8MM_CLK_USDHC1>;
assigned-clock-rates = <200000000>;
bus-width = <4>;
mmc-pwrseq = <&usdhc1_pwrseq>;
non-removable;
no-1-8-v;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_wlan>;
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
brcmf: wifi@1 {
compatible = "brcm,bcm4329-fmac";
reg = <1>;
};
};
/* SD-Card */
&usdhc2 {
assigned-clocks = <&clk IMX8MM_CLK_USDHC2>;
assigned-clock-rates = <200000000>;
bus-width = <4>;
cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
disable-wp;
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
vmmc-supply = <®_usdhc2_vmmc>;
vqmmc-supply = <®_nvcc_sd2>;
status = "okay";
};
&iomuxc {
pinctrl_bt: btgrp {
fsl,pins = <
MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6 0x00
MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8 0x00
MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9 0x00
>;
};
pinctrl_can_en: can-engrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x00
>;
};
pinctrl_can_int: can-intgrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x00
>;
};
pinctrl_ecspi1: ecspi1grp {
fsl,pins = <
MX8MM_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x80
MX8MM_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x80
MX8MM_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x80
MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x00
>;
};
pinctrl_fan: fan0grp {
fsl,pins = <
MX8MM_IOMUXC_SAI1_RXD6_GPIO4_IO8 0x16
>;
};
pinctrl_leds: leds1grp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO01_GPIO1_IO1 0x16
MX8MM_IOMUXC_GPIO1_IO14_GPIO1_IO14 0x16
MX8MM_IOMUXC_GPIO1_IO15_GPIO1_IO15 0x16
>;
};
pinctrl_pcie: pciegrp {
fsl,pins = <
MX8MM_IOMUXC_SAI1_RXD7_GPIO4_IO9 0x00
MX8MM_IOMUXC_SAI1_TXD0_GPIO4_IO12 0x12
MX8MM_IOMUXC_SAI1_TXD7_GPIO4_IO19 0x12
>;
};
pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
fsl,pins = <
MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x40
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX8MM_IOMUXC_SAI2_RXC_UART1_DCE_RX 0x00
MX8MM_IOMUXC_SAI2_RXD0_UART1_DCE_RTS_B 0x00
MX8MM_IOMUXC_SAI2_RXFS_UART1_DCE_TX 0x00
MX8MM_IOMUXC_SAI2_TXFS_UART1_DCE_CTS_B 0x00
>;
};
pinctrl_uart2_bt: uart2btgrp {
fsl,pins = <
MX8MM_IOMUXC_SAI3_RXC_UART2_DTE_RTS_B 0x00
MX8MM_IOMUXC_SAI3_RXD_UART2_DTE_CTS_B 0x00
MX8MM_IOMUXC_SAI3_TXC_UART2_DTE_RX 0x00
MX8MM_IOMUXC_SAI3_TXFS_UART2_DTE_TX 0x00
>;
};
pinctrl_uart3: uart3grp {
fsl,pins = <
MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX 0x40
MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX 0x40
>;
};
pinctrl_usbotg1pwrgrp: usbotg1pwrgrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO12_GPIO1_IO12 0x00
>;
};
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x182
MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0xc6
MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0xc6
MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0xc6
MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0xc6
MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0xc6
>;
};
pinctrl_usdhc2_gpio: usdhc2gpiogrp {
fsl,pins = <
MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x40
>;
};
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x192
MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d2
MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d2
MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d2
MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d2
MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d2
>;
};
pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194
MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4
MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4
MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4
MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4
MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4
>;
};
pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196
MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6
MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6
MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6
MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6
MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6
>;
};
pinctrl_wlan: wlangrp {
fsl,pins = <
MX8MM_IOMUXC_SD1_DATA5_GPIO2_IO7 0x00
>;
};
};
