1// SPDX-License-Identifier: GPL-2.0-or-later OR MIT 2/* 3 * Copyright 2021 4 * Lukasz Majewski, DENX Software Engineering, lukma@denx.de 5 */ 6 7/dts-v1/; 8#include "imx28.dtsi" 9 10/ { 11 aliases { 12 spi2 = &ssp3; 13 }; 14 15 chosen { 16 bootargs = "root=/dev/mmcblk0p2 rootfstype=ext4 ro rootwait console=ttyAMA0,115200 panic=1"; 17 }; 18 19 memory@40000000 { 20 reg = <0x40000000 0x08000000>; 21 }; 22 23 reg_3v3: regulator-reg-3v3 { 24 compatible = "regulator-fixed"; 25 regulator-name = "3V3"; 26 regulator-min-microvolt = <3300000>; 27 regulator-max-microvolt = <3300000>; 28 }; 29 30 reg_usb_5v: regulator-reg-usb-5v { 31 compatible = "regulator-fixed"; 32 regulator-name = "usb_vbus"; 33 regulator-min-microvolt = <5000000>; 34 regulator-max-microvolt = <5000000>; 35 }; 36 37 reg_fec_3v3: regulator-reg-fec-3v3 { 38 compatible = "regulator-fixed"; 39 regulator-name = "fec-phy"; 40 regulator-min-microvolt = <3300000>; 41 regulator-max-microvolt = <3300000>; 42 }; 43}; 44 45&duart { 46 pinctrl-names = "default"; 47 pinctrl-0 = <&duart_pins_a>; 48 status = "okay"; 49}; 50 51&i2c0 { 52 pinctrl-names = "default"; 53 pinctrl-0 = <&i2c0_pins_a>; 54 status = "okay"; 55}; 56 57&saif0 { 58 pinctrl-names = "default"; 59 pinctrl-0 = <&saif0_pins_a>; 60 #sound-dai-cells = <0>; 61 assigned-clocks = <&clks 53>; 62 assigned-clock-rates = <12000000>; 63 status = "okay"; 64}; 65 66&saif1 { 67 pinctrl-names = "default"; 68 pinctrl-0 = <&saif1_pins_a>; 69 fsl,saif-master = <&saif0>; 70 #sound-dai-cells = <0>; 71 status = "okay"; 72}; 73 74&spi3_pins_a { 75 fsl,pinmux-ids = < 76 MX28_PAD_AUART2_RX__SSP3_D4 77 MX28_PAD_AUART2_TX__SSP3_D5 78 MX28_PAD_SSP3_SCK__SSP3_SCK 79 MX28_PAD_SSP3_MOSI__SSP3_CMD 80 MX28_PAD_SSP3_MISO__SSP3_D0 81 MX28_PAD_SSP3_SS0__SSP3_D3 82 MX28_PAD_AUART2_TX__GPIO_3_9 83 >; 84}; 85 86&ssp0 { 87 compatible = "fsl,imx28-mmc"; 88 pinctrl-names = "default"; 89 pinctrl-0 = <&mmc0_8bit_pins_a>; 90 bus-width = <8>; 91 vmmc-supply = <®_3v3>; 92 non-removable; 93 status = "okay"; 94}; 95 96&ssp2 { 97 compatible = "fsl,imx28-spi"; 98 pinctrl-names = "default"; 99 pinctrl-0 = <&spi2_pins_a>; 100 status = "okay"; 101}; 102 103&ssp3 { 104 compatible = "fsl,imx28-spi"; 105 pinctrl-names = "default"; 106 pinctrl-0 = <&spi3_pins_a>; 107 status = "okay"; 108 109 flash@0 { 110 compatible = "jedec,spi-nor"; 111 spi-max-frequency = <40000000>; 112 reg = <0>; 113 114 partitions { 115 compatible = "fixed-partitions"; 116 #address-cells = <1>; 117 #size-cells = <1>; 118 119 partition@0 { 120 label = "u-boot"; 121 reg = <0 0x80000>; 122 read-only; 123 }; 124 125 partition@80000 { 126 label = "env0"; 127 reg = <0x80000 0x10000>; 128 }; 129 130 partition@90000 { 131 label = "env1"; 132 reg = <0x90000 0x10000>; 133 }; 134 135 partition@100000 { 136 label = "kernel"; 137 reg = <0x100000 0x400000>; 138 }; 139 140 partition@500000 { 141 label = "swupdate"; 142 reg = <0x500000 0x800000>; 143 }; 144 }; 145 }; 146}; 147 148&usb0 { 149 vbus-supply = <®_usb_5v>; 150 pinctrl-names = "default"; 151 pinctrl-0 = <&usb0_pins_b>, <&usb0_id_pins_a>; 152 dr_mode = "host"; 153 status = "okay"; 154}; 155 156&usbphy0 { 157 status = "okay"; 158}; 159 160&usb1 { 161 vbus-supply = <®_usb_5v>; 162 pinctrl-names = "default"; 163 pinctrl-0 = <&usb1_pins_b>; 164 dr_mode = "host"; 165 status = "okay"; 166}; 167 168&usbphy1 { 169 status = "okay"; 170}; 171