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Diffstat (limited to '')
-rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi new file mode 100644 index 000000000..361426c0d --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi @@ -0,0 +1,158 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2022 Toradex + */ + +/ { + /* TODO: Audio Codec */ + + reg_eth2phy: regulator-eth2phy { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio_expander_21 4 GPIO_ACTIVE_HIGH>; /* ETH_PWR_EN */ + off-on-delay = <500000>; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <3300000>; + regulator-name = "+V3.3_ETH"; + startup-delay-us = <200000>; + vin-supply = <®_3p3v>; + }; +}; + +&backlight { + power-supply = <®_3p3v>; +}; + +/* Verdin SPI_1 */ +&ecspi1 { + status = "okay"; +}; + +/* EEPROM on display adapter boards */ +&eeprom_display_adapter { + status = "okay"; +}; + +/* EEPROM on Verdin Development board */ +&eeprom_carrier_board { + status = "okay"; +}; + +&eqos { + status = "okay"; +}; + +&fec { + phy-supply = <®_eth2phy>; + status = "okay"; +}; + +&flexcan1 { + status = "okay"; +}; + +&flexcan2 { + status = "okay"; +}; + +/* Verdin QSPI_1 */ +&flexspi { + status = "okay"; +}; + +&gpio_expander_21 { + status = "okay"; + vcc-supply = <®_1p8v>; +}; + +/* Current measurement into module VCC */ +&hwmon { + status = "okay"; +}; + +&hwmon_temp { + vs-supply = <®_1p8v>; + status = "okay"; +}; + +/* Verdin I2C_2_DSI */ +&i2c2 { + status = "okay"; +}; + +&i2c3 { + status = "okay"; +}; + +/* Verdin I2C_1 */ +&i2c4 { + status = "okay"; + + /* TODO: Audio Codec */ +}; + +/* TODO: Verdin PCIE_1 */ + +/* Verdin PWM_1 */ +&pwm1 { + status = "okay"; +}; + +/* Verdin PWM_2 */ +&pwm2 { + status = "okay"; +}; + +/* Verdin PWM_3_DSI */ +&pwm3 { + status = "okay"; +}; + +®_usdhc2_vmmc { + vin-supply = <®_3p3v>; +}; + +/* TODO: Verdin I2C_1 with Audio Codec */ + +/* Verdin UART_1, connector X50 through RS485 transceiver */ +&uart1 { + linux,rs485-enabled-at-boot-time; + rs485-rts-active-low; + rs485-rx-during-tx; + status = "okay"; +}; + +/* Verdin UART_2 */ +&uart2 { + status = "okay"; +}; + +/* Verdin UART_3, used as the Linux Console */ +&uart3 { + status = "okay"; +}; + +/* Verdin USB_1 */ +&usb3_0 { + status = "okay"; +}; + +&usb3_phy0 { + status = "okay"; +}; + +/* Verdin USB_2 */ +&usb3_1 { + fsl,permanently-attached; + status = "okay"; +}; + +&usb3_phy1 { + status = "okay"; +}; + +/* Limit frequency on dev board due to long traces and bad signal integrity */ +&usdhc2 { + max-frequency = <100000000>; + status = "okay"; +}; |