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arm64: dts: freescale: Add support for phyBOARD-Pollux-i.MX8MP
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Add initial support for phyBOARD-Pollux-i.MX8MP.
Supported basic features:
	* eMMC
	* i2c EEPROM
	* i2c RTC
	* i2c LED
	* PMIC
	* debug UART
	* SD card
	* 1Gbit Ethernet (fec)
	* watchdog

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Teresa Remmet authored and Shawn Guo committed Jan 11, 2021
1 parent 6f30b27 commit 88f7f6b
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1 change: 1 addition & 0 deletions arch/arm64/boot/dts/freescale/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-hummingboard-pulse.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb
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161 changes: 161 additions & 0 deletions arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
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@@ -0,0 +1,161 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2020 PHYTEC Messtechnik GmbH
* Author: Teresa Remmet <t.remmet@phytec.de>
*/

/dts-v1/;

#include <dt-bindings/leds/leds-pca9532.h>
#include <dt-bindings/pwm/pwm.h>
#include "imx8mp-phycore-som.dtsi"

/ {
model = "PHYTEC phyBOARD-Pollux i.MX8MP";
compatible = "phytec,imx8mp-phyboard-pollux-rdk",
"phytec,imx8mp-phycore-som", "fsl,imx8mp";

chosen {
stdout-path = &uart2;
};

reg_usdhc2_vmmc: regulator-usdhc2 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
regulator-name = "VSD_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
startup-delay-us = <100>;
off-on-delay-us = <12000>;
};
};

&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
pinctrl-1 = <&pinctrl_i2c2_gpio>;
sda-gpios = <&gpio5 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpio5 16 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";

eeprom@51 {
compatible = "atmel,24c02";
reg = <0x51>;
pagesize = <16>;
};

leds@62 {
compatible = "nxp,pca9533";
reg = <0x62>;

led1 {
type = <PCA9532_TYPE_LED>;
};

led2 {
type = <PCA9532_TYPE_LED>;
};

led3 {
type = <PCA9532_TYPE_LED>;
};
};
};

&snvs_pwrkey {
status = "okay";
};

/* debug console */
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
status = "okay";
};

/* SD-Card */
&usdhc2 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_pins>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_pins>;
pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_pins>;
cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
vmmc-supply = <&reg_usdhc2_vmmc>;
bus-width = <4>;
status = "okay";
};

&iomuxc {
pinctrl_i2c2: i2c2grp {
fsl,pins = <
MX8MP_IOMUXC_I2C2_SCL__I2C2_SCL 0x400001c3
MX8MP_IOMUXC_I2C2_SDA__I2C2_SDA 0x400001c3
>;
};

pinctrl_i2c2_gpio: i2c2gpiogrp {
fsl,pins = <
MX8MP_IOMUXC_I2C2_SCL__GPIO5_IO16 0x1e3
MX8MP_IOMUXC_I2C2_SDA__GPIO5_IO17 0x1e3
>;
};

pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19 0x41
>;
};

pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x49
MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX 0x49
>;
};

pinctrl_usdhc2_pins: usdhc2-gpiogrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
>;
};

pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};

pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};

pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
};
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