1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Copyright (C) 2013 Marek Vasut <marex@denx.de> 4 */ 5 6/dts-v1/; 7#include "imx28.dtsi" 8 9/ { 10 model = "MSR M28CU3"; 11 compatible = "msr,m28cu3", "fsl,imx28"; 12 13 memory@40000000 { 14 device_type = "memory"; 15 reg = <0x40000000 0x08000000>; 16 }; 17 18 backlight { 19 compatible = "pwm-backlight"; 20 pwms = <&pwm 3 5000000 0>; 21 brightness-levels = <0 4 8 16 32 64 128 255>; 22 default-brightness-level = <6>; 23 }; 24 25 leds { 26 compatible = "gpio-leds"; 27 pinctrl-names = "default"; 28 pinctrl-0 = <&led_pins_gpio>; 29 30 user1 { 31 label = "sd0-led"; 32 gpios = <&gpio2 26 0>; 33 linux,default-trigger = "mmc0"; 34 }; 35 36 user2 { 37 label = "sd1-led"; 38 gpios = <&gpio2 24 0>; 39 linux,default-trigger = "mmc2"; 40 }; 41 }; 42 43 reg_3p3v: regulator-0 { 44 compatible = "regulator-fixed"; 45 regulator-name = "3P3V"; 46 regulator-min-microvolt = <3300000>; 47 regulator-max-microvolt = <3300000>; 48 regulator-always-on; 49 }; 50 51 reg_vddio_sd0: regulator-1 { 52 compatible = "regulator-fixed"; 53 regulator-name = "vddio-sd0"; 54 regulator-min-microvolt = <3300000>; 55 regulator-max-microvolt = <3300000>; 56 gpio = <&gpio3 29 0>; 57 }; 58 59 reg_vddio_sd1: regulator-2 { 60 compatible = "regulator-fixed"; 61 regulator-name = "vddio-sd1"; 62 regulator-min-microvolt = <3300000>; 63 regulator-max-microvolt = <3300000>; 64 gpio = <&gpio2 19 0>; 65 }; 66 67 reg_usb1_vbus: regulator-3 { 68 compatible = "regulator-fixed"; 69 regulator-name = "usb1_vbus"; 70 regulator-min-microvolt = <5000000>; 71 regulator-max-microvolt = <5000000>; 72 gpio = <&gpio3 8 0>; 73 enable-active-high; 74 }; 75}; 76 77&auart0 { 78 pinctrl-names = "default"; 79 pinctrl-0 = <&auart0_2pins_a>; 80 status = "okay"; 81}; 82 83&auart3 { 84 pinctrl-names = "default"; 85 pinctrl-0 = <&auart3_2pins_b>; 86 status = "okay"; 87}; 88 89&duart { 90 pinctrl-names = "default"; 91 pinctrl-0 = <&duart_pins_b>; 92 status = "okay"; 93}; 94 95&gpmi { 96 #address-cells = <1>; 97 #size-cells = <1>; 98 pinctrl-names = "default"; 99 pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>; 100 status = "okay"; 101 102 partition@0 { 103 label = "gpmi-nfc-0-boot"; 104 reg = <0x00000000 0x01400000>; 105 read-only; 106 }; 107 108 partition@1 { 109 label = "gpmi-nfc-general-use"; 110 reg = <0x01400000 0x0ec00000>; 111 }; 112}; 113 114&lcdif { 115 pinctrl-names = "default"; 116 pinctrl-0 = <&lcdif_24bit_pins_a 117 &lcdif_pins_m28>; 118 display = <&display0>; 119 status = "okay"; 120 121 display0: display0 { 122 bits-per-pixel = <32>; 123 bus-width = <24>; 124 125 display-timings { 126 native-mode = <&timing0>; 127 timing0: timing0 { 128 clock-frequency = <6410256>; 129 hactive = <320>; 130 vactive = <240>; 131 hback-porch = <38>; 132 hfront-porch = <20>; 133 vback-porch = <15>; 134 vfront-porch = <5>; 135 hsync-len = <30>; 136 vsync-len = <3>; 137 hsync-active = <0>; 138 vsync-active = <0>; 139 de-active = <1>; 140 pixelclk-active = <1>; 141 }; 142 }; 143 }; 144}; 145 146&mac0 { 147 phy-mode = "rmii"; 148 pinctrl-names = "default"; 149 pinctrl-0 = <&mac0_pins_a>; 150 phy-reset-gpios = <&gpio4 13 GPIO_ACTIVE_LOW>; 151 phy-reset-duration = <100>; 152 status = "okay"; 153}; 154 155&mac1 { 156 phy-mode = "rmii"; 157 pinctrl-names = "default"; 158 pinctrl-0 = <&mac1_pins_a>; 159 status = "okay"; 160}; 161 162&ocotp { 163 status = "okay"; 164}; 165 166&pinctrl { 167 pinctrl-names = "default"; 168 pinctrl-0 = <&hog_pins_a>; 169 170 hog_pins_a: hog@0 { 171 reg = <0>; 172 fsl,pinmux-ids = < 173 MX28_PAD_SSP2_SS0__GPIO_2_19 174 MX28_PAD_PWM4__GPIO_3_29 175 MX28_PAD_AUART2_RX__GPIO_3_8 176 MX28_PAD_ENET0_RX_CLK__GPIO_4_13 177 >; 178 fsl,drive-strength = <MXS_DRIVE_4mA>; 179 fsl,voltage = <MXS_VOLTAGE_HIGH>; 180 fsl,pull-up = <MXS_PULL_DISABLE>; 181 }; 182 183 lcdif_pins_m28: lcdif-m28@0 { 184 reg = <0>; 185 fsl,pinmux-ids = < 186 MX28_PAD_LCD_VSYNC__LCD_VSYNC 187 MX28_PAD_LCD_HSYNC__LCD_HSYNC 188 MX28_PAD_LCD_DOTCLK__LCD_DOTCLK 189 MX28_PAD_LCD_RESET__LCD_RESET 190 MX28_PAD_LCD_CS__LCD_ENABLE 191 MX28_PAD_AUART1_TX__GPIO_3_5 192 >; 193 fsl,drive-strength = <MXS_DRIVE_4mA>; 194 fsl,voltage = <MXS_VOLTAGE_HIGH>; 195 fsl,pull-up = <MXS_PULL_DISABLE>; 196 }; 197 198 led_pins_gpio: leds-m28@0 { 199 reg = <0>; 200 fsl,pinmux-ids = < 201 MX28_PAD_SSP3_MISO__GPIO_2_26 202 MX28_PAD_SSP3_SCK__GPIO_2_24 203 >; 204 fsl,drive-strength = <MXS_DRIVE_4mA>; 205 fsl,voltage = <MXS_VOLTAGE_HIGH>; 206 fsl,pull-up = <MXS_PULL_DISABLE>; 207 }; 208}; 209 210&pwm { 211 pinctrl-names = "default"; 212 pinctrl-0 = <&pwm3_pins_a>; 213 status = "okay"; 214}; 215 216&ssp0 { 217 compatible = "fsl,imx28-mmc"; 218 pinctrl-names = "default"; 219 pinctrl-0 = <&mmc0_4bit_pins_a 220 &mmc0_cd_cfg 221 &mmc0_sck_cfg>; 222 bus-width = <4>; 223 vmmc-supply = <®_vddio_sd0>; 224 status = "okay"; 225}; 226 227&ssp2 { 228 compatible = "fsl,imx28-mmc"; 229 pinctrl-names = "default"; 230 pinctrl-0 = <&mmc2_4bit_pins_a 231 &mmc2_cd_cfg 232 &mmc2_sck_cfg_a>; 233 bus-width = <4>; 234 vmmc-supply = <®_vddio_sd1>; 235 status = "okay"; 236}; 237 238&usb1 { 239 vbus-supply = <®_usb1_vbus>; 240 pinctrl-names = "default"; 241 pinctrl-0 = <&usb1_pins_a>; 242 disable-over-current; 243 status = "okay"; 244}; 245 246&usbphy1 { 247 status = "okay"; 248}; 249