arch/arm/dts/o4-imx-nano.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 // Copyright (C) 2021 Oleh Kravchenko <[email protected]>
   3
   4 /dts-v1/;
   5
   6 #include <dt-bindings/leds/common.h>
   7
   8 #include "o4-imx6ull-nano.dtsi"
   9
  10 / {
  11         model = "O4-iMX-NANO";
  12         compatible = "out4,o4-imx-nano",
  13                      "out4,o4-imx6ull-nano",
  14                      "fsl,imx6ull";
  15
  16         aliases {
  17                 mmc1 = &usdhc1;
  18         };
  19
  20         chosen {
  21                 stdout-path = &uart1;
  22         };
  23
  24         leds {
  25                 compatible = "gpio-leds";
  26
  27                 led0 {
  28                         color = <LED_COLOR_ID_RED>;
  29                         gpios = <&pcf8574a 0 GPIO_ACTIVE_LOW>;
  30                 };
  31
  32                 led1{
  33                         color = <LED_COLOR_ID_GREEN>;
  34                         gpios = <&pcf8574a 1 GPIO_ACTIVE_LOW>;
  35                 };
  36
  37                 led2 {
  38                         gpios = <&pcf8574a 2 GPIO_ACTIVE_LOW>;
  39                         color = <LED_COLOR_ID_BLUE>;
  40                 };
  41
  42                 led3 {
  43                         color = <LED_COLOR_ID_RED>;
  44                         gpios = <&pcf8574a 3 GPIO_ACTIVE_LOW>;
  45                 };
  46
  47                 led4{
  48                         color = <LED_COLOR_ID_GREEN>;
  49                         gpios = <&pcf8574a 4 GPIO_ACTIVE_LOW>;
  50                 };
  51
  52                 led5 {
  53                         color = <LED_COLOR_ID_BLUE>;
  54                         gpios = <&pcf8574a 5 GPIO_ACTIVE_LOW>;
  55                 };
  56         };
  57
  58         usbotg1_vbus: reg_usbotg1_vbus {
  59                 compatible = "regulator-fixed";
  60                 enable-active-high;
  61                 gpio = <&pcf8574a 6 GPIO_ACTIVE_HIGH>;
  62                 regulator-max-microvolt = <5000000>;
  63                 regulator-min-microvolt = <5000000>;
  64                 regulator-name = "usb0";
  65         };
  66
  67         usbotg2_vbus: reg_usbotg2_vbus {
  68                 compatible = "regulator-fixed";
  69                 enable-active-high;
  70                 gpio = <&pcf8574a 7 GPIO_ACTIVE_HIGH>;
  71                 regulator-max-microvolt = <5000000>;
  72                 regulator-min-microvolt = <5000000>;
  73                 regulator-name = "usb1";
  74         };
  75 };
  76
  77 &iomuxc {
  78         pinctrl_uart1: uart1grp {
  79                 fsl,pins = <
  80                         MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX   0x1b0b1
  81                         MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX   0x1b0b1
  82                 >;
  83         };
  84
  85         pinctrl_usdhc1: usdhc1grp {
  86                 fsl,pins = <
  87                         MX6UL_PAD_SD1_CLK__USDHC1_CLK           0x10069
  88                         MX6UL_PAD_SD1_CMD__USDHC1_CMD           0x17059
  89                         MX6UL_PAD_SD1_DATA0__USDHC1_DATA0       0x17059
  90                         MX6UL_PAD_SD1_DATA1__USDHC1_DATA1       0x17059
  91                         MX6UL_PAD_SD1_DATA2__USDHC1_DATA2       0x17059
  92                         MX6UL_PAD_SD1_DATA3__USDHC1_DATA3       0x17059
  93                         MX6UL_PAD_UART1_RTS_B__USDHC1_CD_B      0x03029
  94                 >;
  95         };
  96
  97         pinctrl_mdio: mdiogrp {
  98                 fsl,pins = <
  99                         MX6UL_PAD_GPIO1_IO06__ENET2_MDIO        0x1b0b0
 100                         MX6UL_PAD_GPIO1_IO07__ENET2_MDC         0x1b0b0
 101                         MX6UL_PAD_SNVS_TAMPER1__GPIO5_IO01      0xb0b0 /* RST */
 102                 >;
 103         };
 104
 105         pinctrl_i2c2: i2c2grp {
 106                 fsl,pins = <
 107                         MX6UL_PAD_CSI_HSYNC__I2C2_SCL   0x4001b8b0
 108                         MX6UL_PAD_CSI_VSYNC__I2C2_SDA   0x4001b8b0
 109                 >;
 110         };
 111
 112         pinctrl_i2c2_gpio: i2c2gpiogrp {
 113                 fsl,pins = <
 114                         MX6UL_PAD_CSI_HSYNC__GPIO4_IO20 0x1b8b0
 115                         MX6UL_PAD_CSI_VSYNC__GPIO4_IO19 0x1b8b0
 116                 >;
 117         };
 118
 119         pinctrl_can1: can1grp {
 120                 fsl,pins = <
 121                         MX6UL_PAD_LCD_DATA08__FLEXCAN1_TX       0x1b020
 122                         MX6UL_PAD_LCD_DATA09__FLEXCAN1_RX       0x1b020
 123                 >;
 124         };
 125
 126         pinctrl_uart2: uart2grp {
 127                 fsl,pins = <
 128                         MX6UL_PAD_UART2_RX_DATA__UART2_DCE_RX   0x1b0b1
 129                         MX6UL_PAD_UART2_TX_DATA__UART2_DCE_TX   0x1b0b1
 130                         MX6UL_PAD_UART2_CTS_B__UART2_DCE_CTS    0x1b0b1
 131                 >;
 132         };
 133 };
 134
 135 &uart1 {
 136         pinctrl-0 = <&pinctrl_uart1>;
 137         pinctrl-names = "default";
 138         status = "okay";
 139 };
 140
 141 &usdhc1 {
 142         bus-width = <4>;
 143         no-1-8-v;
 144         pinctrl-0 = <&pinctrl_usdhc1>;
 145         pinctrl-names = "default";
 146         status = "okay";
 147         wakeup-source;
 148 };
 149
 150 &fec1 {
 151         phy-handle = <&phy0>;
 152         phy-mode = "rmii";
 153         pinctrl-0 = <&pinctrl_fec1>;
 154         pinctrl-names = "default";
 155         status = "okay";
 156 };
 157
 158 &fec2 {
 159         phy-handle = <&phy1>;
 160         phy-mode = "rmii";
 161         phy-reset-duration = <250>;
 162         phy-reset-post-delay = <100>;
 163         phy-reset-gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
 164         pinctrl-0 = <&pinctrl_fec2 &pinctrl_mdio>;
 165         pinctrl-names = "default";
 166         status = "okay";
 167
 168         mdio {
 169                 #address-cells = <1>;
 170                 #size-cells = <0>;
 171
 172                 phy0: ethernet-phy@0 {
 173                         clocks = <&clks IMX6UL_CLK_ENET_REF>;
 174                         clock-names = "rmii-ref";
 175                         interrupt-parent = <&gpio5>;
 176                         interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
 177                         pinctrl-0 = <&pinctrl_phy0_irq>;
 178                         pinctrl-names = "default";
 179                         reg = <0>;
 180                 };
 181
 182                 phy1: ethernet-phy@1 {
 183                         clocks = <&clks IMX6UL_CLK_ENET2_REF>;
 184                         clock-names = "rmii-ref";
 185                         interrupt-parent = <&gpio5>;
 186                         interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 187                         pinctrl-0 = <&pinctrl_phy1_irq>;
 188                         pinctrl-names = "default";
 189                         reg = <1>;
 190                 };
 191         };
 192 };
 193
 194 &usbotg1 {
 195         dr_mode = "host";
 196         status = "okay";
 197         vbus-supply = <&usbotg1_vbus>;
 198 };
 199
 200 &usbotg2 {
 201         dr_mode = "host";
 202         status = "okay";
 203         vbus-supply = <&usbotg2_vbus>;
 204 };
 205
 206 &i2c2 {
 207         clock_frequency = <100000>;
 208         pinctrl-0 = <&pinctrl_i2c2>;
 209         pinctrl-1 = <&pinctrl_i2c2_gpio>;
 210         pinctrl-names = "default", "gpio";
 211         scl-gpios = <&gpio4 20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 212         sda-gpios = <&gpio4 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 213         status = "okay";
 214
 215         pcf8574a: gpio@38 {
 216                 compatible = "nxp,pcf8574a";
 217                 #gpio-cells = <2>;
 218                 gpio-controller;
 219                 reg = <0x38>;
 220         };
 221 };
 222
 223 &can1 {
 224         pinctrl-names = "default";
 225         pinctrl-0 = <&pinctrl_can1>;
 226         status = "okay";
 227 };
 228
 229 &uart2 {
 230         linux,rs485-enabled-at-boot-time;
 231         pinctrl-0 = <&pinctrl_uart2>;
 232         pinctrl-names = "default";
 233         status = "okay";
 234         uart-has-rtscts;
 235 };