imx28-duckbill.dts (3149B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Copyright (C) 2013-2014,2016 Michael Heimpold <mhei@heimpold.de> 4 * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com> 5 */ 6 7/dts-v1/; 8#include <dt-bindings/gpio/gpio.h> 9#include "imx28.dtsi" 10 11/ { 12 model = "I2SE Duckbill"; 13 compatible = "i2se,duckbill", "fsl,imx28"; 14 15 memory@40000000 { 16 device_type = "memory"; 17 reg = <0x40000000 0x08000000>; 18 }; 19 20 apb@80000000 { 21 apbh@80000000 { 22 ssp0: spi@80010000 { 23 compatible = "fsl,imx28-mmc"; 24 pinctrl-names = "default"; 25 pinctrl-0 = <&mmc0_4bit_pins_a 26 &mmc0_cd_cfg &mmc0_sck_cfg>; 27 bus-width = <4>; 28 vmmc-supply = <®_3p3v>; 29 status = "okay"; 30 }; 31 32 ssp2: spi@80014000 { 33 compatible = "fsl,imx28-spi"; 34 pinctrl-names = "default"; 35 pinctrl-0 = <&spi2_pins_a>; 36 status = "okay"; 37 }; 38 39 pinctrl@80018000 { 40 pinctrl-names = "default"; 41 pinctrl-0 = <&hog_pins_a>; 42 43 hog_pins_a: hog@0 { 44 reg = <0>; 45 fsl,pinmux-ids = < 46 MX28_PAD_LCD_D17__GPIO_1_17 /* Revision detection */ 47 >; 48 fsl,drive-strength = <MXS_DRIVE_4mA>; 49 fsl,voltage = <MXS_VOLTAGE_HIGH>; 50 fsl,pull-up = <MXS_PULL_DISABLE>; 51 }; 52 53 mac0_phy_reset_pin: mac0-phy-reset@0 { 54 reg = <0>; 55 fsl,pinmux-ids = < 56 MX28_PAD_SSP0_DATA7__GPIO_2_7 /* PHY Reset */ 57 >; 58 fsl,drive-strength = <MXS_DRIVE_4mA>; 59 fsl,voltage = <MXS_VOLTAGE_HIGH>; 60 fsl,pull-up = <MXS_PULL_DISABLE>; 61 }; 62 63 led_pins: leds@0 { 64 reg = <0>; 65 fsl,pinmux-ids = < 66 MX28_PAD_AUART1_RX__GPIO_3_4 67 MX28_PAD_AUART1_TX__GPIO_3_5 68 >; 69 fsl,drive-strength = <MXS_DRIVE_4mA>; 70 fsl,voltage = <MXS_VOLTAGE_HIGH>; 71 fsl,pull-up = <MXS_PULL_DISABLE>; 72 }; 73 }; 74 }; 75 76 apbx@80040000 { 77 lradc@80050000 { 78 status = "okay"; 79 }; 80 81 i2c0: i2c@80058000 { 82 pinctrl-names = "default"; 83 pinctrl-0 = <&i2c0_pins_a>; 84 status = "okay"; 85 }; 86 87 auart0: serial@8006a000 { 88 pinctrl-names = "default"; 89 pinctrl-0 = <&auart0_2pins_a>; 90 status = "okay"; 91 }; 92 93 duart: serial@80074000 { 94 pinctrl-names = "default"; 95 pinctrl-0 = <&duart_pins_a>; 96 status = "okay"; 97 }; 98 99 usbphy0: usbphy@8007c000 { 100 status = "okay"; 101 }; 102 }; 103 }; 104 105 ahb@80080000 { 106 usb0: usb@80080000 { 107 status = "okay"; 108 dr_mode = "peripheral"; 109 }; 110 111 mac0: ethernet@800f0000 { 112 phy-mode = "rmii"; 113 pinctrl-names = "default"; 114 pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>; 115 phy-supply = <®_3p3v>; 116 phy-reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>; 117 phy-reset-duration = <25>; 118 status = "okay"; 119 }; 120 }; 121 122 reg_3p3v: regulator-3p3v { 123 compatible = "regulator-fixed"; 124 regulator-name = "3P3V"; 125 regulator-min-microvolt = <3300000>; 126 regulator-max-microvolt = <3300000>; 127 regulator-always-on; 128 }; 129 130 leds { 131 compatible = "gpio-leds"; 132 pinctrl-names = "default"; 133 pinctrl-0 = <&led_pins>; 134 135 status-red { 136 label = "duckbill:red:status"; 137 gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>; 138 linux,default-trigger = "default-on"; 139 }; 140 141 status-green { 142 label = "duckbill:green:status"; 143 gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>; 144 linux,default-trigger = "heartbeat"; 145 }; 146 }; 147};