arch/arm/dts/imxrt1020-evk.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) 2020
   4  * Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com>
   5  */
   6
   7 /dts-v1/;
   8 #include "imxrt1020.dtsi"
   9 #include "imxrt1020-evk-u-boot.dtsi"
  10 #include <dt-bindings/pinctrl/pins-imxrt1020.h>
  11
  12 / {
  13         model = "NXP IMXRT1020-evk board";
  14         compatible = "fsl,imxrt1020-evk", "fsl,imxrt1020";
  15
  16         chosen {
  17                 bootargs = "root=/dev/ram";
  18                 stdout-path = "serial0:115200n8";
  19                 tick-timer = &gpt1;
  20         };
  21
  22         memory {
  23                 device_type = "memory";
  24                 reg = <0x80000000 0x2000000>;
  25         };
  26 };
  27
  28 &lpuart1 { /* console */
  29         pinctrl-names = "default";
  30         pinctrl-0 = <&pinctrl_lpuart1>;
  31         status = "okay";
  32 };
  33
  34 &semc {
  35         /*
  36          * Memory configuration from sdram datasheet IS42S16160J-6TLI
  37          */
  38         fsl,sdram-mux = /bits/ 8 <MUX_A8_SDRAM_A8
  39                                 MUX_CSX0_SDRAM_CS1
  40                                 0
  41                                 0
  42                                 0
  43                                 0>;
  44         fsl,sdram-control = /bits/ 8 <MEM_WIDTH_16BITS
  45                                         BL_8
  46                                         COL_9BITS
  47                                         CL_3>;
  48         fsl,sdram-timing = /bits/ 8 <0x2
  49                                      0x2
  50                                      0x9
  51                                      0x1
  52                                      0x5
  53                                      0x6
  54
  55                                      0x20
  56                                      0x09
  57                                      0x01
  58                                      0x00
  59
  60                                      0x04
  61                                      0x0A
  62                                      0x21
  63                                      0x50>;
  64
  65         bank1: bank@0 {
  66                 fsl,base-address = <0x80000000>;
  67                 fsl,memory-size = <MEM_SIZE_32M>;
  68         };
  69 };
  70
  71 &iomuxc {
  72         pinctrl-names = "default";
  73         pinctrl-0 = <&pinctrl_lpuart1>;
  74
  75         imxrt1020-evk {
  76                 pinctrl_lpuart1: lpuart1grp {
  77                         fsl,pins = <
  78                                 MXRT1020_IOMUXC_GPIO_AD_B0_06_LPUART1_TX
  79                                         0xf1
  80                                 MXRT1020_IOMUXC_GPIO_AD_B0_07_LPUART1_RX
  81                                         0xf1
  82                         >;
  83                 };
  84
  85                 pinctrl_semc: semcgrp {
  86                         fsl,pins = <
  87                                 MXRT1020_IOMUXC_GPIO_EMC_00_SEMC_DA00
  88                                         0xf1    /* SEMC_D0 */
  89                                 MXRT1020_IOMUXC_GPIO_EMC_01_SEMC_DA01
  90                                         0xf1    /* SEMC_D1 */
  91                                 MXRT1020_IOMUXC_GPIO_EMC_02_SEMC_DA02
  92                                         0xf1    /* SEMC_D2 */
  93                                 MXRT1020_IOMUXC_GPIO_EMC_03_SEMC_DA03
  94                                         0xf1    /* SEMC_D3 */
  95                                 MXRT1020_IOMUXC_GPIO_EMC_04_SEMC_DA04
  96                                         0xf1    /* SEMC_D4 */
  97                                 MXRT1020_IOMUXC_GPIO_EMC_05_SEMC_DA05
  98                                         0xf1    /* SEMC_D5 */
  99                                 MXRT1020_IOMUXC_GPIO_EMC_06_SEMC_DA06
 100                                         0xf1    /* SEMC_D6 */
 101                                 MXRT1020_IOMUXC_GPIO_EMC_07_SEMC_DA07
 102                                         0xf1    /* SEMC_D7 */
 103                                 MXRT1020_IOMUXC_GPIO_EMC_08_SEMC_DM00
 104                                         0xf1    /* SEMC_DM0 */
 105                                 MXRT1020_IOMUXC_GPIO_EMC_09_SEMC_ADDR00
 106                                         0xf1    /* SEMC_A0 */
 107                                 MXRT1020_IOMUXC_GPIO_EMC_10_SEMC_CAS
 108                                         0xf1    /* SEMC_CAS */
 109                                 MXRT1020_IOMUXC_GPIO_EMC_11_SEMC_RAS
 110                                         0xf1    /* SEMC_RAS */
 111                                 MXRT1020_IOMUXC_GPIO_EMC_12_SEMC_CS0
 112                                         0xf1    /* SEMC_CS0 */
 113                                 MXRT1020_IOMUXC_GPIO_EMC_13_SEMC_BA0
 114                                         0xf1    /* SEMC_BA0 */
 115                                 MXRT1020_IOMUXC_GPIO_EMC_14_SEMC_BA1
 116                                         0xf1    /* SEMC_BA1 */
 117                                 MXRT1020_IOMUXC_GPIO_EMC_15_SEMC_ADDR10
 118                                         0xf1    /* SEMC_A10 */
 119                                 MXRT1020_IOMUXC_GPIO_EMC_16_SEMC_ADDR00
 120                                         0xf1    /* SEMC_A0 */
 121                                 MXRT1020_IOMUXC_GPIO_EMC_17_SEMC_ADDR01
 122                                         0xf1    /* SEMC_A1 */
 123                                 MXRT1020_IOMUXC_GPIO_EMC_18_SEMC_ADDR02
 124                                         0xf1    /* SEMC_A2 */
 125                                 MXRT1020_IOMUXC_GPIO_EMC_19_SEMC_ADDR03
 126                                         0xf1    /* SEMC_A3 */
 127                                 MXRT1020_IOMUXC_GPIO_EMC_20_SEMC_ADDR04
 128                                         0xf1    /* SEMC_A4 */
 129                                 MXRT1020_IOMUXC_GPIO_EMC_21_SEMC_ADDR05
 130                                         0xf1    /* SEMC_A5 */
 131                                 MXRT1020_IOMUXC_GPIO_EMC_22_SEMC_ADDR06
 132                                         0xf1    /* SEMC_A6 */
 133                                 MXRT1020_IOMUXC_GPIO_EMC_23_SEMC_ADDR07
 134                                         0xf1    /* SEMC_A7 */
 135                                 MXRT1020_IOMUXC_GPIO_EMC_24_SEMC_ADDR08
 136                                         0xf1    /* SEMC_A8 */
 137                                 MXRT1020_IOMUXC_GPIO_EMC_25_SEMC_ADDR09
 138                                         0xf1    /* SEMC_A9 */
 139                                 MXRT1020_IOMUXC_GPIO_EMC_26_SEMC_ADDR11
 140                                         0xf1    /* SEMC_A11 */
 141                                 MXRT1020_IOMUXC_GPIO_EMC_27_SEMC_ADDR12
 142                                         0xf1    /* SEMC_A12 */
 143                                 MXRT1020_IOMUXC_GPIO_EMC_28_SEMC_DQS
 144                                         (IMX_PAD_SION | 0xf1)   /* SEMC_DQS */
 145                                 MXRT1020_IOMUXC_GPIO_EMC_29_SEMC_CKE
 146                                         0xf1    /* SEMC_CKE */
 147                                 MXRT1020_IOMUXC_GPIO_EMC_30_SEMC_CLK
 148                                         0xf1    /* SEMC_CLK */
 149                                 MXRT1020_IOMUXC_GPIO_EMC_31_SEMC_DM01
 150                                         0xf1    /* SEMC_DM01 */
 151                                 MXRT1020_IOMUXC_GPIO_EMC_32_SEMC_DATA08
 152                                         0xf1    /* SEMC_D8 */
 153                                 MXRT1020_IOMUXC_GPIO_EMC_33_SEMC_DATA09
 154                                         0xf1    /* SEMC_D9 */
 155                                 MXRT1020_IOMUXC_GPIO_EMC_34_SEMC_DATA10
 156                                         0xf1    /* SEMC_D10 */
 157                                 MXRT1020_IOMUXC_GPIO_EMC_35_SEMC_DATA11
 158                                         0xf1    /* SEMC_D11 */
 159                                 MXRT1020_IOMUXC_GPIO_EMC_36_SEMC_DATA12
 160                                         0xf1    /* SEMC_D12 */
 161                                 MXRT1020_IOMUXC_GPIO_EMC_37_SEMC_DATA13
 162                                         0xf1    /* SEMC_D13 */
 163                                 MXRT1020_IOMUXC_GPIO_EMC_38_SEMC_DATA14
 164                                         0xf1    /* SEMC_D14 */
 165                                 MXRT1020_IOMUXC_GPIO_EMC_39_SEMC_DATA15
 166                                         0xf1    /* SEMC_D15 */
 167                         >;
 168                 };
 169
 170                 pinctrl_usdhc0: usdhc0grp {
 171                         fsl,pins = <
 172                                 MXRT1020_IOMUXC_GPIO_SD_B0_06_USDHC1_CD_B
 173                                         0x1B000
 174                                 MXRT1020_IOMUXC_GPIO_SD_B0_02_USDHC1_CMD
 175                                         0x17061
 176                                 MXRT1020_IOMUXC_GPIO_SD_B0_03_USDHC1_CLK
 177                                         0x17061
 178                                 MXRT1020_IOMUXC_GPIO_SD_B0_01_USDHC1_DATA3
 179                                         0x17061
 180                                 MXRT1020_IOMUXC_GPIO_SD_B0_00_USDHC1_DATA2
 181                                         0x17061
 182                                 MXRT1020_IOMUXC_GPIO_SD_B0_05_USDHC1_DATA1
 183                                         0x17061
 184                                 MXRT1020_IOMUXC_GPIO_SD_B0_04_USDHC1_DATA0
 185                                         0x17061
 186                         >;
 187                 };
 188         };
 189 };
 190
 191 &gpt1 {
 192         status = "okay";
 193 };
 194
 195 &usdhc1 {
 196         pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
 197         pinctrl-0 = <&pinctrl_usdhc0>;
 198         pinctrl-1 = <&pinctrl_usdhc0>;
 199         pinctrl-2 = <&pinctrl_usdhc0>;
 200         pinctrl-3 = <&pinctrl_usdhc0>;
 201         status = "okay";
 202
 203         cd-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>;
 204 };