diff options
Diffstat (limited to 'arch/arm/dts/imxrt1020-evk.dts')
| -rw-r--r-- | arch/arm/dts/imxrt1020-evk.dts | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/arch/arm/dts/imxrt1020-evk.dts b/arch/arm/dts/imxrt1020-evk.dts new file mode 100644 index 0000000..ece1360 --- /dev/null +++ b/arch/arm/dts/imxrt1020-evk.dts @@ -0,0 +1,198 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2020 + * Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com> + */ + +/dts-v1/; +#include "imxrt1020.dtsi" +#include "imxrt1020-evk-u-boot.dtsi" +#include <dt-bindings/pinctrl/pins-imxrt1020.h> + +/ { + model = "NXP IMXRT1020-evk board"; + compatible = "fsl,imxrt1020-evk", "fsl,imxrt1020"; + + chosen { + bootargs = "root=/dev/ram"; + stdout-path = "serial0:115200n8"; + }; + + memory { + reg = <0x80000000 0x2000000>; + }; +}; + +&lpuart1 { /* console */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lpuart1>; + status = "okay"; +}; + +&semc { + /* + * Memory configuration from sdram datasheet IS42S16160J-6TLI + */ + fsl,sdram-mux = /bits/ 8 <MUX_A8_SDRAM_A8 + MUX_CSX0_SDRAM_CS1 + 0 + 0 + 0 + 0>; + fsl,sdram-control = /bits/ 8 <MEM_WIDTH_16BITS + BL_8 + COL_9BITS + CL_3>; + fsl,sdram-timing = /bits/ 8 <0x2 + 0x2 + 0x9 + 0x1 + 0x5 + 0x6 + + 0x20 + 0x09 + 0x01 + 0x00 + + 0x04 + 0x0A + 0x21 + 0x50>; + + bank1: bank@0 { + fsl,base-address = <0x80000000>; + fsl,memory-size = <MEM_SIZE_32M>; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lpuart1>; + + imxrt1020-evk { + pinctrl_lpuart1: lpuart1grp { + fsl,pins = < + MXRT1020_IOMUXC_GPIO_AD_B0_06_LPUART1_TX + 0xf1 + MXRT1020_IOMUXC_GPIO_AD_B0_07_LPUART1_RX + 0xf1 + >; + }; + + pinctrl_semc: semcgrp { + fsl,pins = < + MXRT1020_IOMUXC_GPIO_EMC_00_SEMC_DA00 + 0xf1 /* SEMC_D0 */ + MXRT1020_IOMUXC_GPIO_EMC_01_SEMC_DA01 + 0xf1 /* SEMC_D1 */ + MXRT1020_IOMUXC_GPIO_EMC_02_SEMC_DA02 + 0xf1 /* SEMC_D2 */ + MXRT1020_IOMUXC_GPIO_EMC_03_SEMC_DA03 + 0xf1 /* SEMC_D3 */ + MXRT1020_IOMUXC_GPIO_EMC_04_SEMC_DA04 + 0xf1 /* SEMC_D4 */ + MXRT1020_IOMUXC_GPIO_EMC_05_SEMC_DA05 + 0xf1 /* SEMC_D5 */ + MXRT1020_IOMUXC_GPIO_EMC_06_SEMC_DA06 + 0xf1 /* SEMC_D6 */ + MXRT1020_IOMUXC_GPIO_EMC_07_SEMC_DA07 + 0xf1 /* SEMC_D7 */ + MXRT1020_IOMUXC_GPIO_EMC_08_SEMC_DM00 + 0xf1 /* SEMC_DM0 */ + MXRT1020_IOMUXC_GPIO_EMC_09_SEMC_ADDR00 + 0xf1 /* SEMC_A0 */ + MXRT1020_IOMUXC_GPIO_EMC_10_SEMC_CAS + 0xf1 /* SEMC_CAS */ + MXRT1020_IOMUXC_GPIO_EMC_11_SEMC_RAS + 0xf1 /* SEMC_RAS */ + MXRT1020_IOMUXC_GPIO_EMC_12_SEMC_CS0 + 0xf1 /* SEMC_CS0 */ + MXRT1020_IOMUXC_GPIO_EMC_13_SEMC_BA0 + 0xf1 /* SEMC_BA0 */ + MXRT1020_IOMUXC_GPIO_EMC_14_SEMC_BA1 + 0xf1 /* SEMC_BA1 */ + MXRT1020_IOMUXC_GPIO_EMC_15_SEMC_ADDR10 + 0xf1 /* SEMC_A10 */ + MXRT1020_IOMUXC_GPIO_EMC_16_SEMC_ADDR00 + 0xf1 /* SEMC_A0 */ + MXRT1020_IOMUXC_GPIO_EMC_17_SEMC_ADDR01 + 0xf1 /* SEMC_A1 */ + MXRT1020_IOMUXC_GPIO_EMC_18_SEMC_ADDR02 + 0xf1 /* SEMC_A2 */ + MXRT1020_IOMUXC_GPIO_EMC_19_SEMC_ADDR03 + 0xf1 /* SEMC_A3 */ + MXRT1020_IOMUXC_GPIO_EMC_20_SEMC_ADDR04 + 0xf1 /* SEMC_A4 */ + MXRT1020_IOMUXC_GPIO_EMC_21_SEMC_ADDR05 + 0xf1 /* SEMC_A5 */ + MXRT1020_IOMUXC_GPIO_EMC_22_SEMC_ADDR06 + 0xf1 /* SEMC_A6 */ + MXRT1020_IOMUXC_GPIO_EMC_23_SEMC_ADDR07 + 0xf1 /* SEMC_A7 */ + MXRT1020_IOMUXC_GPIO_EMC_24_SEMC_ADDR08 + 0xf1 /* SEMC_A8 */ + MXRT1020_IOMUXC_GPIO_EMC_25_SEMC_ADDR09 + 0xf1 /* SEMC_A9 */ + MXRT1020_IOMUXC_GPIO_EMC_26_SEMC_ADDR11 + 0xf1 /* SEMC_A11 */ + MXRT1020_IOMUXC_GPIO_EMC_27_SEMC_ADDR12 + 0xf1 /* SEMC_A12 */ + MXRT1020_IOMUXC_GPIO_EMC_28_SEMC_DQS + (IMX_PAD_SION | 0xf1) /* SEMC_DQS */ + MXRT1020_IOMUXC_GPIO_EMC_29_SEMC_CKE + 0xf1 /* SEMC_CKE */ + MXRT1020_IOMUXC_GPIO_EMC_30_SEMC_CLK + 0xf1 /* SEMC_CLK */ + MXRT1020_IOMUXC_GPIO_EMC_31_SEMC_DM01 + 0xf1 /* SEMC_DM01 */ + MXRT1020_IOMUXC_GPIO_EMC_32_SEMC_DATA08 + 0xf1 /* SEMC_D8 */ + MXRT1020_IOMUXC_GPIO_EMC_33_SEMC_DATA09 + 0xf1 /* SEMC_D9 */ + MXRT1020_IOMUXC_GPIO_EMC_34_SEMC_DATA10 + 0xf1 /* SEMC_D10 */ + MXRT1020_IOMUXC_GPIO_EMC_35_SEMC_DATA11 + 0xf1 /* SEMC_D11 */ + MXRT1020_IOMUXC_GPIO_EMC_36_SEMC_DATA12 + 0xf1 /* SEMC_D12 */ + MXRT1020_IOMUXC_GPIO_EMC_37_SEMC_DATA13 + 0xf1 /* SEMC_D13 */ + MXRT1020_IOMUXC_GPIO_EMC_38_SEMC_DATA14 + 0xf1 /* SEMC_D14 */ + MXRT1020_IOMUXC_GPIO_EMC_39_SEMC_DATA15 + 0xf1 /* SEMC_D15 */ + >; + }; + + pinctrl_usdhc0: usdhc0grp { + fsl,pins = < + MXRT1020_IOMUXC_GPIO_SD_B0_06_USDHC1_CD_B + 0x1B000 + MXRT1020_IOMUXC_GPIO_SD_B0_02_USDHC1_CMD + 0x17061 + MXRT1020_IOMUXC_GPIO_SD_B0_03_USDHC1_CLK + 0x17061 + MXRT1020_IOMUXC_GPIO_SD_B0_01_USDHC1_DATA3 + 0x17061 + MXRT1020_IOMUXC_GPIO_SD_B0_00_USDHC1_DATA2 + 0x17061 + MXRT1020_IOMUXC_GPIO_SD_B0_05_USDHC1_DATA1 + 0x17061 + MXRT1020_IOMUXC_GPIO_SD_B0_04_USDHC1_DATA0 + 0x17061 + >; + }; + }; +}; + +&usdhc1 { + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep"; + pinctrl-0 = <&pinctrl_usdhc0>; + pinctrl-1 = <&pinctrl_usdhc0>; + pinctrl-2 = <&pinctrl_usdhc0>; + pinctrl-3 = <&pinctrl_usdhc0>; + status = "okay"; + + cd-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>; +}; |