Path: blob/master/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * at91-sam9x75_curiosity.dts - Device Tree file for Microchip SAM9X75 Curiosity board * * Copyright (C) 2023 Microchip Technology Inc. and its subsidiaries * * Author: Varshini Rajendran <[email protected]> */ /dts-v1/; #include "sam9x7.dtsi" #include <dt-bindings/input/input.h> / { model = "Microchip SAM9X75 Curiosity"; compatible = "microchip,sam9x75-curiosity", "microchip,sam9x7", "atmel,at91sam9"; aliases { i2c0 = &i2c6; }; chosen { stdout-path = "serial0:115200n8"; }; gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_key_gpio_default>; button-user { label = "USER"; gpios = <&pioC 9 GPIO_ACTIVE_LOW>; linux,code = <KEY_0>; wakeup-source; }; }; led-controller { compatible = "gpio-leds"; led_red: led-red { label = "red"; gpios = <&pioC 14 GPIO_ACTIVE_HIGH>; pinctrl-0 = <&pinctrl_red_led_gpio_default>; }; led_green: led-green { label = "green"; gpios = <&pioC 21 GPIO_ACTIVE_HIGH>; pinctrl-0 = <&pinctrl_green_led_gpio_default>; }; led_blue: led-blue { label = "blue"; gpios = <&pioC 20 GPIO_ACTIVE_HIGH>; pinctrl-0 = <&pinctrl_blue_led_gpio_default>; linux,default-trigger = "heartbeat"; }; }; memory@20000000 { reg = <0x20000000 0x10000000>; device_type = "memory"; }; }; &classd { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_classd_default>; atmel,pwm-type = "diff"; atmel,non-overlap-time = <10>; status = "okay"; }; &dbgu { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_dbgu_default>; status = "okay"; }; &dma0 { status = "okay"; }; &flx6 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; status = "okay"; }; &i2c6 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_flx6_default>; i2c-analog-filter; i2c-digital-filter; i2c-digital-filter-width-ns = <35>; status = "okay"; pmic@5b { compatible = "microchip,mcp16502"; reg = <0x5b>; regulators { vdd_3v3: VDD_IO { regulator-name = "VDD_IO"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; regulator-mode = <4>; }; regulator-state-mem { regulator-mode = <4>; }; }; vddioddr: VDD_DDR { regulator-name = "VDD_DDR"; regulator-min-microvolt = <1350000>; regulator-max-microvolt = <1350000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; regulator-mode = <4>; }; regulator-state-mem { regulator-on-in-suspend; regulator-mode = <4>; }; }; vddcore: VDD_CORE { regulator-name = "VDD_CORE"; regulator-min-microvolt = <1150000>; regulator-max-microvolt = <1150000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; regulator-mode = <4>; }; regulator-state-mem { regulator-mode = <4>; }; }; dcdc4: VDD_OTHER { regulator-name = "VDD_OTHER"; regulator-min-microvolt = <1150000>; regulator-max-microvolt = <1150000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-ramp-delay = <3125>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; regulator-mode = <4>; }; regulator-state-mem { regulator-mode = <4>; }; }; vldo1: LDO1 { regulator-name = "LDO1"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; }; }; vldo2: LDO2 { regulator-name = "LDO2"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-state-standby { regulator-on-in-suspend; }; }; }; }; }; &flx7 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; status = "okay"; }; &i2c7 { dmas = <0>, <0>; i2c-analog-filter; i2c-digital-filter; i2c-digital-filter-width-ns = <35>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_flx7_default>; status = "okay"; power-monitor@10 { compatible = "microchip,pac1934"; reg = <0x10>; #address-cells = <1>; #size-cells = <0>; channel@1 { reg = <0x1>; shunt-resistor-micro-ohms = <10000>; label = "VDD3V3"; }; channel@2 { reg = <0x2>; shunt-resistor-micro-ohms = <10000>; label = "DCDC4"; }; channel@3 { reg = <0x3>; shunt-resistor-micro-ohms = <10000>; label = "VDDCORE"; }; channel@4 { reg = <0x4>; shunt-resistor-micro-ohms = <10000>; label = "VDDIODDR"; }; }; }; &i2s { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2s_default>; #sound-dai-cells = <0>; status = "okay"; }; &main_xtal { clock-frequency = <24000000>; }; &pinctrl { classd { pinctrl_classd_default: classd-default { atmel,pins = <AT91_PIOA 18 AT91_PERIPH_C AT91_PINCTRL_PULL_UP>, <AT91_PIOA 19 AT91_PERIPH_C AT91_PINCTRL_PULL_DOWN>; }; }; dbgu { pinctrl_dbgu_default: dbgu-default { atmel,pins = <AT91_PIOA 26 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>, <AT91_PIOA 27 AT91_PERIPH_A AT91_PINCTRL_NONE>; }; }; flexcom { pinctrl_flx6_default: flx6-default { atmel,pins = <AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>, <AT91_PIOA 25 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; }; pinctrl_flx7_default: flx7-default { atmel,pins = <AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_PULL_UP>, <AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_PULL_UP>; }; }; gpio-keys { pinctrl_key_gpio_default: key-gpio-default { atmel,pins = <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; i2s { pinctrl_i2s_default: i2s-default { atmel,pins = <AT91_PIOB 26 AT91_PERIPH_D AT91_PINCTRL_NONE>, /* I2SCK */ <AT91_PIOB 15 AT91_PERIPH_D AT91_PINCTRL_NONE>, /* I2SWS */ <AT91_PIOB 16 AT91_PERIPH_D AT91_PINCTRL_NONE>, /* I2SDIN */ <AT91_PIOB 17 AT91_PERIPH_D AT91_PINCTRL_NONE>, /* I2SDOUT */ <AT91_PIOB 25 AT91_PERIPH_D AT91_PINCTRL_NONE>; /* I2SMCK */ }; }; led-controller { pinctrl_red_led_gpio_default: red-led-gpio-default { atmel,pins = <AT91_PIOC 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; pinctrl_green_led_gpio_default: green-led-gpio-default { atmel,pins = <AT91_PIOC 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; pinctrl_blue_led_gpio_default: blue-led-gpio-default { atmel,pins = <AT91_PIOC 20 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; sdmmc0 { pinctrl_sdmmc0_default: sdmmc0-default { atmel,pins = <AT91_PIOA 2 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>, /* PA2 CK periph A with pullup */ <AT91_PIOA 1 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>, /* PA1 CMD periph A with pullup */ <AT91_PIOA 0 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>, /* PA0 DAT0 periph A */ <AT91_PIOA 3 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>, /* PA3 DAT1 periph A with pullup */ <AT91_PIOA 4 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>, /* PA4 DAT2 periph A with pullup */ <AT91_PIOA 5 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>; /* PA5 DAT3 periph A with pullup */ }; }; }; /* pinctrl */ &poweroff { debounce-delay-us = <976>; status = "okay"; input@0 { reg = <0>; }; }; &rtt { atmel,rtt-rtc-time-reg = <&gpbr 0x0>; }; &sdmmc0 { bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc0_default>; cd-gpios = <&pioA 23 GPIO_ACTIVE_LOW>; disable-wp; status = "okay"; }; &slow_xtal { clock-frequency = <32768>; }; &tcb { timer0: timer@0 { compatible = "atmel,tcb-timer"; reg = <0>; }; timer1: timer@1 { compatible = "atmel,tcb-timer"; reg = <1>; }; }; &trng { status = "okay"; }; &watchdog { status = "okay"; };