diff options
Diffstat (limited to 'arch/arm/boot/dts/nxp/mxs/imx28-amarula-rmm.dts')
| -rw-r--r-- | arch/arm/boot/dts/nxp/mxs/imx28-amarula-rmm.dts | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/nxp/mxs/imx28-amarula-rmm.dts b/arch/arm/boot/dts/nxp/mxs/imx28-amarula-rmm.dts new file mode 100644 index 000000000000..af59211842fb --- /dev/null +++ b/arch/arm/boot/dts/nxp/mxs/imx28-amarula-rmm.dts @@ -0,0 +1,300 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2025 Amarula Solutions, Dario Binacchi <dario.binacchi@amarulasolutions.com> + */ + +/dts-v1/; + +#include "imx28.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/interrupt-controller/irq.h> + +/ { + compatible = "amarula,imx28-rmm", "fsl,imx28"; + model = "Amarula i.MX28 rmm"; + + memory@40000000 { + reg = <0x40000000 0x08000000>; + device_type = "memory"; + }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 4 5000000 0>; + brightness-levels = <0 255>; + num-interpolated-steps = <255>; + default-brightness-level = <255>; + power-supply = <®_5v>; + }; + + beeper { + compatible = "pwm-beeper"; + pwms = <&pwm 7 100000 0>; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&leds_pins>; + + led-0 { + gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led-1 { + gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led-2 { + gpios = <&gpio3 17 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + }; + + reg_1v8: regulator-1v8 { + compatible = "regulator-fixed"; + regulator-name = "1v8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + reg_3v3: regulator-3v3 { + compatible = "regulator-fixed"; + regulator-name = "3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + reg_5v: regulator-5v { + compatible = "regulator-fixed"; + regulator-name = "5v"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; + + reg_fec_3v3: regulator-fec-3v3 { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&fec_3v3_enable_pin>; + regulator-name = "fec-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpios = <&gpio3 27 GPIO_ACTIVE_HIGH>; + enable-active-high; + startup-delay-us = <300000>; + vin-supply = <®_5v>; + }; + + reg_usb0_vbus: regulator-usb0-vbus { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&usb0_vbus_enable_pin>; + regulator-name = "usb0_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio2 5 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + reg_usb1_vbus: regulator-usb1-vbus { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&usb1_vbus_enable_pin>; + regulator-name = "usb1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio2 6 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; +}; + +&auart0 { + pinctrl-names = "default"; + pinctrl-0 = <&auart0_2pins_a>; + status = "okay"; +}; + +&auart1 { + pinctrl-names = "default"; + pinctrl-0 = <&auart1_pins_a>; + status = "okay"; +}; + +&can0 { + pinctrl-names = "default"; + pinctrl-0 = <&can0_pins_a>; + status = "okay"; +}; + +&duart { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_b>; + status = "okay"; +}; + +&duart_pins_b { + fsl,voltage = <MXS_VOLTAGE_LOW>; +}; + +&gpmi { + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>; + status = "okay"; +}; + +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + + touchscreen: touchscreen@38 { + compatible = "edt,edt-ft5306"; + reg = <0x38>; + pinctrl-names = "default"; + pinctrl-0 = <&edt_ft5x06_pins &edt_ft5x06_wake_pin>; + interrupt-parent = <&gpio0>; + interrupts = <19 IRQ_TYPE_EDGE_RISING>; + reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>; + wake-gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>; + }; +}; + +&lradc { + status = "okay"; +}; + +&mac0 { + pinctrl-names = "default"; + pinctrl-0 = <&mac0_pins_a>; + phy-mode = "rmii"; + phy-supply = <®_fec_3v3>; + phy-handle = <ðphy>; + status = "okay"; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + ethphy: ethernet-phy@0 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0>; + max-speed = <100>; + reset-gpios = <&gpio3 28 GPIO_ACTIVE_LOW>; + reset-assert-us = <4000>; + reset-deassert-us = <4000>; + }; + }; +}; + +&pinctrl { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + edt_ft5x06_pins: edt-ft5x06@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_GPMI_RDY1__GPIO_0_21 /* Reset */ + MX28_PAD_GPMI_CE3N__GPIO_0_19 /* Interrupt */ + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,pull-up = <MXS_PULL_ENABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; + + edt_ft5x06_wake_pin: edt-ft5x06-wake@0 { + reg = <0>; + fsl,pinmux-ids = <MX28_PAD_GPMI_CE2N__GPIO_0_18>; + fsl,drive-strength = <MXS_DRIVE_16mA>; + fsl,pull-up = <MXS_PULL_DISABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; + + fec_3v3_enable_pin: fec-3v3-enable@0 { + reg = <0>; + fsl,pinmux-ids = <MX28_PAD_SPDIF__GPIO_3_27>; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,pull-up = <MXS_PULL_DISABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; + + hog_pins_a: hog@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_SSP2_SS1__GPIO_2_20 /* External power */ + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,pull-up = <MXS_PULL_DISABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; + + leds_pins: leds@0 { + reg = <0>; + fsl,pinmux-ids = < + MX28_PAD_SSP0_DATA7__GPIO_2_7 + MX28_PAD_PWM0__GPIO_3_16 + MX28_PAD_PWM1__GPIO_3_17 + >; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,pull-up = <MXS_PULL_DISABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; + + usb0_vbus_enable_pin: usb0-vbus-enable@0 { + reg = <0>; + fsl,pinmux-ids = <MX28_PAD_SSP0_DATA5__GPIO_2_5>; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,pull-up = <MXS_PULL_DISABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; + + usb1_vbus_enable_pin: usb1-vbus-enable@0 { + reg = <0>; + fsl,pinmux-ids = <MX28_PAD_SSP0_DATA6__GPIO_2_6>; + fsl,drive-strength = <MXS_DRIVE_4mA>; + fsl,pull-up = <MXS_PULL_DISABLE>; + fsl,voltage = <MXS_VOLTAGE_HIGH>; + }; +}; + +&pwm { + pinctrl-names = "default"; + pinctrl-0 = <&pwm4_pins_a &pwm7_pins_a>; + status = "okay"; +}; + +/* microSD */ +&ssp0 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_sck_cfg>; + broken-cd; + bus-width = <4>; + status = "okay"; +}; + +&usb0 { + dr_mode = "host"; + vbus-supply = <®_usb0_vbus>; + status = "okay"; +}; + +&usb1 { + dr_mode = "host"; + vbus-supply = <®_usb1_vbus>; + status = "okay"; +}; + +&usbphy0 { + status = "okay"; +}; + +&usbphy1 { + status = "okay"; +}; |