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// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
/*
* Copyright 2020-2021 TQ-Systems GmbH
*/
#include "imx8mn.dtsi"
/ {
model = "TQ-Systems i.MX8MN TQMa8MxNL";
compatible = "tq,imx8mn-tqma8mqnl", "fsl,imx8mn";
memory@40000000 {
device_type = "memory";
/* our minimum RAM config will be 1024 MiB */
reg = <0x00000000 0x40000000 0 0x40000000>;
};
/* e-MMC IO, needed for HS modes */
reg_vcc1v8: regulator-vcc1v8 {
compatible = "regulator-fixed";
regulator-name = "TQMA8MXNL_VCC1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
reg_vcc3v3: regulator-vcc3v3 {
compatible = "regulator-fixed";
regulator-name = "TQMA8MXNL_VCC3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
/* global autoconfigured region for contiguous allocations */
linux,cma {
compatible = "shared-dma-pool";
reusable;
/* 640 MiB */
size = <0 0x28000000>;
/* 1024 - 128 MiB, our minimum RAM config will be 1024 MiB */
alloc-ranges = <0 0x40000000 0 0x78000000>;
linux,cma-default;
};
};
};
&A53_0 {
cpu-supply = <&buck2_reg>;
};
&flexspi {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flexspi>;
status = "okay";
flash0: flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
#address-cells = <1>;
#size-cells = <1>;
spi-max-frequency = <84000000>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
};
};
&i2c1 {
clock-frequency = <100000>;
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
sensor0: temperature-sensor@1b {
compatible = "nxp,se97b", "jedec,jc-42.4-temp";
reg = <0x1b>;
};
pca9450: pmic@25 {
compatible = "nxp,pca9450a";
reg = <0x25>;
/* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */
pinctrl-0 = <&pinctrl_pmic>;
pinctrl-names = "default";
interrupt-parent = <&gpio1>;
interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
regulators {
/* V_0V85_SOC: 0.85 .. 0.95 */
buck1_reg: BUCK1 {
regulator-name = "BUCK1";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <950000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
};
/* VDD_ARM */
buck2_reg: BUCK2 {
regulator-name = "BUCK2";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1000000>;
regulator-boot-on;
regulator-always-on;
nxp,dvs-run-voltage = <950000>;
nxp,dvs-standby-voltage = <850000>;
regulator-ramp-delay = <3125>;
};
/* V_0V85_GPU / DRAM: shall be equal to BUCK1 for i.MX8MN */
buck3_reg: BUCK3 {
regulator-name = "BUCK3";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <950000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
};
/* VCC3V3 -> VMMC, ... must not be changed */
buck4_reg: BUCK4 {
regulator-name = "BUCK4";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
/* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */
buck5_reg: BUCK5 {
regulator-name = "BUCK5";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
/* V_1V1 -> RAM, ... must not be changed */
buck6_reg: BUCK6 {
regulator-name = "BUCK6";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-boot-on;
regulator-always-on;
};
/* V_1V8_SNVS */
ldo1_reg: LDO1 {
regulator-name = "LDO1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
/* V_0V8_SNVS */
ldo2_reg: LDO2 {
regulator-name = "LDO2";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <850000>;
regulator-boot-on;
regulator-always-on;
};
/* V_1V8_ANA */
ldo3_reg: LDO3 {
regulator-name = "LDO3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
/* V_0V9_MIPI */
ldo4_reg: LDO4 {
regulator-name = "LDO4";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
regulator-boot-on;
regulator-always-on;
};
/* VCC SD IO - switched using SD2 VSELECT */
ldo5_reg: LDO5 {
regulator-name = "LDO5";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
};
};
};
pcf85063: rtc@51 {
compatible = "nxp,pcf85063a";
reg = <0x51>;
quartz-load-femtofarads = <7000>;
};
eeprom1: eeprom@53 {
compatible = "nxp,se97b", "atmel,24c02";
read-only;
reg = <0x53>;
pagesize = <16>;
};
eeprom0: eeprom@57 {
compatible = "atmel,24c64";
reg = <0x57>;
pagesize = <32>;
};
};
&usdhc3 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
bus-width = <8>;
non-removable;
no-sd;
no-sdio;
vmmc-supply = <®_vcc3v3>;
vqmmc-supply = <®_vcc1v8>;
status = "okay";
};
/*
* Attention:
* wdog reset is routed to PMIC, PMIC must be preconfigured to force POR
* without LDO for SNVS. GPIO1_IO02 must not be used as GPIO.
*/
&wdog1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdog>;
fsl,ext-reset-output;
status = "okay";
};
&iomuxc {
pinctrl_flexspi: flexspigrp {
fsl,pins = <MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x84>,
<MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x84>,
<MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x84>,
<MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x84>,
<MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x84>,
<MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x84>;
};
pinctrl_i2c1: i2c1grp {
fsl,pins = <MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c4>,
<MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c4>;
};
pinctrl_i2c1_gpio: i2c1gpiogrp {
fsl,pins = <MX8MN_IOMUXC_I2C1_SCL_GPIO5_IO14 0x400001c4>,
<MX8MN_IOMUXC_I2C1_SDA_GPIO5_IO15 0x400001c4>;
};
pinctrl_pmic: pmicgrp {
fsl,pins = <MX8MN_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x84>;
};
pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
fsl,pins = <MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x84>;
};
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x1d4>,
<MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d2>,
<MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4>,
<MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4>,
<MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4>,
<MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4>,
<MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4>,
<MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x84>,
<MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B 0x84>;
};
pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
fsl,pins = <MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x1d2>,
<MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d2>,
<MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4>,
<MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4>,
<MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4>,
<MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4>,
<MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4>,
<MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x84>,
<MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B 0x84>;
};
pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
fsl,pins = <MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x1d6>,
<MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d2>,
<MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4>,
<MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4>,
<MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4>,
<MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4>,
<MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4>,
<MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4>,
<MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x84>,
<MX8MN_IOMUXC_NAND_READY_B_USDHC3_RESET_B 0x84>;
};
pinctrl_wdog: wdoggrp {
fsl,pins = <MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0x84>;
};
};
|
