mirror of
https://github.com/AsahiLinux/u-boot
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199 lines
4.8 KiB
Text
199 lines
4.8 KiB
Text
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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
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/*
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* Copyright (C) 2020
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* Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com>
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*/
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/dts-v1/;
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#include "imxrt1020.dtsi"
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#include "imxrt1020-evk-u-boot.dtsi"
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#include <dt-bindings/pinctrl/pins-imxrt1020.h>
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/ {
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model = "NXP IMXRT1020-evk board";
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compatible = "fsl,imxrt1020-evk", "fsl,imxrt1020";
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chosen {
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bootargs = "root=/dev/ram";
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stdout-path = "serial0:115200n8";
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};
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memory {
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reg = <0x80000000 0x2000000>;
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};
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};
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&lpuart1 { /* console */
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lpuart1>;
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status = "okay";
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};
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&semc {
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/*
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* Memory configuration from sdram datasheet IS42S16160J-6TLI
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*/
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fsl,sdram-mux = /bits/ 8 <MUX_A8_SDRAM_A8
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MUX_CSX0_SDRAM_CS1
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0
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0
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0
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0>;
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fsl,sdram-control = /bits/ 8 <MEM_WIDTH_16BITS
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BL_8
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COL_9BITS
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CL_3>;
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fsl,sdram-timing = /bits/ 8 <0x2
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0x2
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0x9
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0x1
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0x5
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0x6
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0x20
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0x09
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0x01
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0x00
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0x04
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0x0A
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0x21
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0x50>;
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bank1: bank@0 {
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fsl,base-address = <0x80000000>;
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fsl,memory-size = <MEM_SIZE_32M>;
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};
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};
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&iomuxc {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lpuart1>;
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imxrt1020-evk {
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pinctrl_lpuart1: lpuart1grp {
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fsl,pins = <
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MXRT1020_IOMUXC_GPIO_AD_B0_06_LPUART1_TX
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0xf1
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MXRT1020_IOMUXC_GPIO_AD_B0_07_LPUART1_RX
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0xf1
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>;
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};
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pinctrl_semc: semcgrp {
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fsl,pins = <
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MXRT1020_IOMUXC_GPIO_EMC_00_SEMC_DA00
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0xf1 /* SEMC_D0 */
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MXRT1020_IOMUXC_GPIO_EMC_01_SEMC_DA01
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0xf1 /* SEMC_D1 */
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MXRT1020_IOMUXC_GPIO_EMC_02_SEMC_DA02
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0xf1 /* SEMC_D2 */
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MXRT1020_IOMUXC_GPIO_EMC_03_SEMC_DA03
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0xf1 /* SEMC_D3 */
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MXRT1020_IOMUXC_GPIO_EMC_04_SEMC_DA04
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0xf1 /* SEMC_D4 */
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MXRT1020_IOMUXC_GPIO_EMC_05_SEMC_DA05
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0xf1 /* SEMC_D5 */
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MXRT1020_IOMUXC_GPIO_EMC_06_SEMC_DA06
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0xf1 /* SEMC_D6 */
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MXRT1020_IOMUXC_GPIO_EMC_07_SEMC_DA07
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0xf1 /* SEMC_D7 */
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MXRT1020_IOMUXC_GPIO_EMC_08_SEMC_DM00
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0xf1 /* SEMC_DM0 */
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MXRT1020_IOMUXC_GPIO_EMC_09_SEMC_ADDR00
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0xf1 /* SEMC_A0 */
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MXRT1020_IOMUXC_GPIO_EMC_10_SEMC_CAS
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0xf1 /* SEMC_CAS */
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MXRT1020_IOMUXC_GPIO_EMC_11_SEMC_RAS
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0xf1 /* SEMC_RAS */
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MXRT1020_IOMUXC_GPIO_EMC_12_SEMC_CS0
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0xf1 /* SEMC_CS0 */
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MXRT1020_IOMUXC_GPIO_EMC_13_SEMC_BA0
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0xf1 /* SEMC_BA0 */
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MXRT1020_IOMUXC_GPIO_EMC_14_SEMC_BA1
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0xf1 /* SEMC_BA1 */
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MXRT1020_IOMUXC_GPIO_EMC_15_SEMC_ADDR10
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0xf1 /* SEMC_A10 */
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MXRT1020_IOMUXC_GPIO_EMC_16_SEMC_ADDR00
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0xf1 /* SEMC_A0 */
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MXRT1020_IOMUXC_GPIO_EMC_17_SEMC_ADDR01
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0xf1 /* SEMC_A1 */
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MXRT1020_IOMUXC_GPIO_EMC_18_SEMC_ADDR02
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0xf1 /* SEMC_A2 */
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MXRT1020_IOMUXC_GPIO_EMC_19_SEMC_ADDR03
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0xf1 /* SEMC_A3 */
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MXRT1020_IOMUXC_GPIO_EMC_20_SEMC_ADDR04
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0xf1 /* SEMC_A4 */
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MXRT1020_IOMUXC_GPIO_EMC_21_SEMC_ADDR05
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0xf1 /* SEMC_A5 */
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MXRT1020_IOMUXC_GPIO_EMC_22_SEMC_ADDR06
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0xf1 /* SEMC_A6 */
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MXRT1020_IOMUXC_GPIO_EMC_23_SEMC_ADDR07
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0xf1 /* SEMC_A7 */
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MXRT1020_IOMUXC_GPIO_EMC_24_SEMC_ADDR08
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0xf1 /* SEMC_A8 */
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MXRT1020_IOMUXC_GPIO_EMC_25_SEMC_ADDR09
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0xf1 /* SEMC_A9 */
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MXRT1020_IOMUXC_GPIO_EMC_26_SEMC_ADDR11
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0xf1 /* SEMC_A11 */
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MXRT1020_IOMUXC_GPIO_EMC_27_SEMC_ADDR12
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0xf1 /* SEMC_A12 */
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MXRT1020_IOMUXC_GPIO_EMC_28_SEMC_DQS
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(IMX_PAD_SION | 0xf1) /* SEMC_DQS */
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MXRT1020_IOMUXC_GPIO_EMC_29_SEMC_CKE
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0xf1 /* SEMC_CKE */
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MXRT1020_IOMUXC_GPIO_EMC_30_SEMC_CLK
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0xf1 /* SEMC_CLK */
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MXRT1020_IOMUXC_GPIO_EMC_31_SEMC_DM01
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0xf1 /* SEMC_DM01 */
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MXRT1020_IOMUXC_GPIO_EMC_32_SEMC_DATA08
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0xf1 /* SEMC_D8 */
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MXRT1020_IOMUXC_GPIO_EMC_33_SEMC_DATA09
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0xf1 /* SEMC_D9 */
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MXRT1020_IOMUXC_GPIO_EMC_34_SEMC_DATA10
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0xf1 /* SEMC_D10 */
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MXRT1020_IOMUXC_GPIO_EMC_35_SEMC_DATA11
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0xf1 /* SEMC_D11 */
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MXRT1020_IOMUXC_GPIO_EMC_36_SEMC_DATA12
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0xf1 /* SEMC_D12 */
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MXRT1020_IOMUXC_GPIO_EMC_37_SEMC_DATA13
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0xf1 /* SEMC_D13 */
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MXRT1020_IOMUXC_GPIO_EMC_38_SEMC_DATA14
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0xf1 /* SEMC_D14 */
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MXRT1020_IOMUXC_GPIO_EMC_39_SEMC_DATA15
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0xf1 /* SEMC_D15 */
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>;
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};
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pinctrl_usdhc0: usdhc0grp {
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fsl,pins = <
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MXRT1020_IOMUXC_GPIO_SD_B0_06_USDHC1_CD_B
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0x1B000
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MXRT1020_IOMUXC_GPIO_SD_B0_02_USDHC1_CMD
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0x17061
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MXRT1020_IOMUXC_GPIO_SD_B0_03_USDHC1_CLK
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0x17061
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MXRT1020_IOMUXC_GPIO_SD_B0_01_USDHC1_DATA3
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0x17061
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MXRT1020_IOMUXC_GPIO_SD_B0_00_USDHC1_DATA2
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0x17061
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MXRT1020_IOMUXC_GPIO_SD_B0_05_USDHC1_DATA1
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0x17061
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MXRT1020_IOMUXC_GPIO_SD_B0_04_USDHC1_DATA0
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0x17061
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>;
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};
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};
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};
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&usdhc1 {
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pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
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pinctrl-0 = <&pinctrl_usdhc0>;
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pinctrl-1 = <&pinctrl_usdhc0>;
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pinctrl-2 = <&pinctrl_usdhc0>;
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pinctrl-3 = <&pinctrl_usdhc0>;
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status = "okay";
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cd-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>;
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};
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