// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * at91-sam9x60_curiosity.dts - Device Tree file for Microchip SAM9X60 Curiosity board * * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries * * Author: Durai Manickam KR <durai.manickamkr@microchip.com> */ /dts-v1/; #include "sam9x60.dtsi" #include <dt-bindings/input/input.h> / { model = "Microchip SAM9X60 Curiosity"; compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9"; aliases { i2c0 = &i2c0; i2c1 = &i2c6; serial2 = &uart7; }; chosen { stdout-path = "serial0:115200n8"; }; memory@20000000 { reg = <0x20000000 0x8000000>; }; clocks { slow_xtal { clock-frequency = <32768>; }; main_xtal { clock-frequency = <24000000>; }; }; gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_key_gpio_default>; button-user { label = "PB_USER"; gpios = <&pioA 29 GPIO_ACTIVE_LOW>; linux,code = <KEY_PROG1>; wakeup-source; }; }; leds { compatible = "gpio-leds"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_gpio_leds>; led-red { label = "red"; gpios = <&pioD 17 GPIO_ACTIVE_HIGH>; }; led-green { label = "green"; gpios = <&pioD 19 GPIO_ACTIVE_HIGH>; }; led-blue { label = "blue"; gpios = <&pioD 21 GPIO_ACTIVE_HIGH>; linux,default-trigger = "heartbeat"; }; }; vdd_1v8: regulator-0 { compatible = "regulator-fixed"; regulator-always-on; regulator-max-microvolt = <1800000>; regulator-min-microvolt = <1800000>; regulator-name = "VDD_1V8"; }; vdd_1v15: regulator-1 { compatible = "regulator-fixed"; regulator-always-on; regulator-max-microvolt = <1150000>; regulator-min-microvolt = <1150000>; regulator-name = "VDD_1V15"; }; vdd1_3v3: regulator-2 { compatible = "regulator-fixed"; regulator-always-on; regulator-max-microvolt = <3300000>; regulator-min-microvolt = <3300000>; regulator-name = "VDD1_3V3"; }; }; &adc { vddana-supply = <&vdd1_3v3>; vref-supply = <&vdd1_3v3>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>; status = "okay"; }; &can0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_can0_rx_tx>; status = "disabled"; /* Conflict with dbgu. */ }; &can1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_can1_rx_tx>; status = "okay"; }; &dbgu { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_dbgu>; status = "okay"; /* Conflict with can0. */ }; &ebi { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_lsb>; status = "okay"; nand_controller: nand-controller { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>; status = "okay"; nand@3 { reg = <0x3 0x0 0x800000>; rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>; cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>; nand-bus-width = <8>; nand-ecc-mode = "hw"; nand-ecc-strength = <8>; nand-ecc-step-size = <512>; nand-on-flash-bbt; label = "atmel_nand"; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; at91bootstrap@0 { label = "at91bootstrap"; reg = <0x0 0x40000>; }; uboot@40000 { label = "u-boot"; reg = <0x40000 0xc0000>; }; ubootenvred@100000 { label = "U-Boot Env Redundant"; reg = <0x100000 0x40000>; }; ubootenv@140000 { label = "U-Boot Env"; reg = <0x140000 0x40000>; }; dtb@180000 { label = "device tree"; reg = <0x180000 0x80000>; }; kernel@200000 { label = "kernel"; reg = <0x200000 0x600000>; }; rootfs@800000 { label = "rootfs"; reg = <0x800000 0x1f800000>; }; }; }; }; }; &flx0 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; status = "okay"; i2c0: i2c@600 { dmas = <0>, <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_flx0_default>; #address-cells = <1>; #size-cells = <0>; i2c-analog-filter; i2c-digital-filter; i2c-digital-filter-width-ns = <35>; status = "okay"; eeprom@53 { compatible = "atmel,24c02"; reg = <0x53>; pagesize = <16>; }; }; }; &flx6 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; status = "okay"; i2c6: i2c@600 { dmas = <0>, <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_flx6_default>; i2c-analog-filter; i2c-digital-filter; i2c-digital-filter-width-ns = <35>; status = "disabled"; }; }; &flx7 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; status = "okay"; uart7: serial@200 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_flx7_default>; status = "okay"; }; }; &macb0 { phy-mode = "rmii"; #address-cells = <1>; #size-cells = <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_macb0_rmii>; status = "okay"; ethernet-phy@0 { reg = <0x0>; }; }; &pinctrl { adc { pinctrl_adc_default: adc-default { atmel,pins = <AT91_PIOB 14 AT91_PERIPH_A AT91_PINCTRL_NONE>; }; pinctrl_adtrg_default: adtrg-default { atmel,pins = <AT91_PIOB 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; }; }; can0 { pinctrl_can0_rx_tx: can0-rx-tx { atmel,pins = <AT91_PIOA 9 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX0 */ AT91_PIOA 10 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX0 */ AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */ }; }; can1 { pinctrl_can1_rx_tx: can1-rx-tx { atmel,pins = <AT91_PIOA 6 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX1 */ AT91_PIOA 5 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX1 */ AT91_PIOB 17 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */ }; }; dbgu { pinctrl_dbgu: dbgu-0 { atmel,pins = <AT91_PIOA 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP AT91_PIOA 10 AT91_PERIPH_A AT91_PINCTRL_NONE>; }; }; ebi { pinctrl_ebi_data_lsb: ebi-data-lsb { atmel,pins = <AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>; }; pinctrl_ebi_addr_nand: ebi-addr-nand { atmel,pins = <AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>; }; }; flexcom { pinctrl_flx0_default: flx0-twi { atmel,pins = <AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; }; pinctrl_flx6_default: flx6-twi { atmel,pins = <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; }; pinctrl_flx7_default: flx7-usart { atmel,pins = <AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_NONE AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_NONE>; }; }; gpio-keys { pinctrl_key_gpio_default: pinctrl-key-gpio { atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; leds { pinctrl_gpio_leds: gpio-leds { atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE AT91_PIOD 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE AT91_PIOD 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; macb0 { pinctrl_macb0_rmii: macb0-rmii-0 { atmel,pins = <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB0 periph A */ AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB1 periph A */ AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB2 periph A */ AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB3 periph A */ AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB4 periph A */ AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB5 periph A */ AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB6 periph A */ AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB7 periph A */ AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB9 periph A */ AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* PB10 periph A */ }; }; nand { pinctrl_nand_oe_we: nand-oe-we-0 { atmel,pins = <AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS) AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>; }; pinctrl_nand_rb: nand-rb-0 { atmel,pins = <AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; }; pinctrl_nand_cs: nand-cs-0 { atmel,pins = <AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; }; }; pwm0 { pinctrl_pwm0_0: pwm0-0 { atmel,pins = <AT91_PIOB 12 AT91_PERIPH_B AT91_PINCTRL_NONE>; }; pinctrl_pwm0_1: pwm0-1 { atmel,pins = <AT91_PIOB 13 AT91_PERIPH_B AT91_PINCTRL_NONE>; }; pinctrl_pwm0_2: pwm0-2 { atmel,pins = <AT91_PIOD 16 AT91_PERIPH_B AT91_PINCTRL_NONE>; }; }; sdmmc0 { pinctrl_sdmmc0_default: sdmmc0 { atmel,pins = <AT91_PIOA 17 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA17 CK periph A with pullup */ AT91_PIOA 16 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA16 CMD periph A with pullup */ AT91_PIOA 15 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA15 DAT0 periph A */ AT91_PIOA 18 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA18 DAT1 periph A with pullup */ AT91_PIOA 19 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA19 DAT2 periph A with pullup */ AT91_PIOA 20 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA20 DAT3 periph A with pullup */ }; pinctrl_sdmmc0_cd: sdmmc0-cd { atmel,pins = <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; sdmmc1 { pinctrl_sdmmc1_default: sdmmc1 { atmel,pins = <AT91_PIOA 13 AT91_PERIPH_B (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA13 CK periph B */ AT91_PIOA 12 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA12 CMD periph B with pullup */ AT91_PIOA 11 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA11 DAT0 periph B with pullup */ AT91_PIOA 2 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA2 DAT1 periph B with pullup */ AT91_PIOA 3 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA3 DAT2 periph B with pullup */ AT91_PIOA 4 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA4 DAT3 periph B with pullup */ }; }; usb0 { pinctrl_usba_vbus: usba-vbus { atmel,pins = <AT91_PIOA 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; usb1 { pinctrl_usb_default: usb-default { atmel,pins = <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; }; }; }; /* pinctrl */ &pwm0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm0_0 &pinctrl_pwm0_1 &pinctrl_pwm0_2>; status = "okay"; }; &sdmmc0 { bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc0_default &pinctrl_sdmmc0_cd>; cd-gpios = <&pioA 25 GPIO_ACTIVE_LOW>; disable-wp; status = "okay"; }; &sdmmc1 { bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc1_default>; disable-wp; status = "okay"; }; &shutdown_controller { debounce-delay-us = <976>; status = "okay"; input@0 { reg = <0>; }; }; &tcb0 { timer0: timer@0 { compatible = "atmel,tcb-timer"; reg = <0>; }; timer1: timer@1 { compatible = "atmel,tcb-timer"; reg = <1>; }; }; &usb0 { atmel,vbus-gpio = <&pioA 27 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usba_vbus>; status = "okay"; }; &usb1 { num-ports = <3>; atmel,vbus-gpio = <0 &pioD 18 GPIO_ACTIVE_HIGH &pioD 15 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb_default>; status = "okay"; }; &usb2 { status = "okay"; }; &watchdog { status = "okay"; };