// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * at91-sama5d29_curiosity.dts - Device Tree file for SAMA5D29 Curiosity board * * Copyright (C) 2023 Microchip Technology Inc. and its subsidiaries * * Author: Mihai Sain <mihai.sain@microchip.com> * */ /dts-v1/; #include "sama5d29.dtsi" #include "sama5d2-pinfunc.h" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> #include <dt-bindings/mfd/atmel-flexcom.h> / { model = "Microchip SAMA5D29 Curiosity"; compatible = "microchip,sama5d29-curiosity", "atmel,sama5d29", "atmel,sama5d2", "atmel,sama5"; aliases { serial0 = &uart0; // debug serial1 = &uart1; // RPi serial2 = &uart3; // mikro BUS 2 serial3 = &uart4; // mikro BUS 1 serial4 = &uart6; // flx1 Bluetooth i2c0 = &i2c0; i2c1 = &i2c1; }; chosen { bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"; stdout-path = "serial0:115200n8"; }; 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-1 { label = "USER BUTTON"; gpios = <&pioA PIN_PA17 GPIO_ACTIVE_LOW>; linux,code = <KEY_PROG1>; wakeup-source; }; }; leds { compatible = "gpio-leds"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_led_gpio_default>; status = "okay"; led-red { label = "red"; gpios = <&pioA PIN_PA7 GPIO_ACTIVE_HIGH>; }; led-green { label = "green"; gpios = <&pioA PIN_PA8 GPIO_ACTIVE_HIGH>; }; led-blue { label = "blue"; gpios = <&pioA PIN_PA9 GPIO_ACTIVE_HIGH>; linux,default-trigger = "heartbeat"; }; }; memory@20000000 { device_type = "memory"; reg = <0x20000000 0x20000000>; }; }; &adc { vddana-supply = <&vdd_3v3>; vref-supply = <&vdd_3v3>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>; status = "okay"; }; &can0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_can0_default>; status = "okay"; }; &can1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_can1_default>; status = "okay"; }; &flx1 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; status = "okay"; uart6: serial@200 { pinctrl-0 = <&pinctrl_flx1_default>; pinctrl-names = "default"; atmel,use-dma-rx; atmel,use-dma-tx; status = "okay"; }; }; &flx4 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>; status = "okay"; spi6: spi@400 { dmas = <0>, <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rpi_spi>; status = "okay"; }; }; &i2c0 { dmas = <0>, <0>; pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c0_default>; pinctrl-1 = <&pinctrl_i2c0_gpio>; sda-gpios = <&pioA PIN_PB31 GPIO_ACTIVE_HIGH>; scl-gpios = <&pioA PIN_PC0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; i2c-sda-hold-time-ns = <350>; status = "okay"; mcp16502@5b { compatible = "microchip,mcp16502"; reg = <0x5b>; status = "okay"; lpm-gpios = <&pioBU 0 GPIO_ACTIVE_LOW>; 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-off-in-suspend; regulator-mode = <4>; }; }; vddio_ddr: VDD_DDR { regulator-name = "VDD_DDR"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; regulator-suspend-microvolt = <1200000>; regulator-changeable-in-suspend; regulator-mode = <4>; }; regulator-state-mem { regulator-on-in-suspend; regulator-suspend-microvolt = <1200000>; regulator-changeable-in-suspend; regulator-mode = <4>; }; }; vdd_core: VDD_CORE { regulator-name = "VDD_CORE"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <1250000>; 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-off-in-suspend; regulator-mode = <4>; }; }; vdd_ddr: VDD_OTHER { regulator-name = "VDD_OTHER"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; regulator-suspend-microvolt = <1800000>; regulator-changeable-in-suspend; regulator-mode = <4>; }; regulator-state-mem { regulator-on-in-suspend; regulator-suspend-microvolt = <1800000>; regulator-changeable-in-suspend; regulator-mode = <4>; }; }; LDO1 { regulator-name = "LDO1"; regulator-min-microvolt = <2500000>; regulator-max-microvolt = <2500000>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; }; regulator-state-mem { regulator-off-in-suspend; }; }; LDO2 { regulator-name = "LDO2"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-state-standby { regulator-on-in-suspend; }; regulator-state-mem { regulator-off-in-suspend; }; }; }; }; }; &i2c1 { dmas = <0>, <0>; pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c1_default>; pinctrl-1 = <&pinctrl_i2c1_gpio>; i2c-analog-filter; i2c-digital-filter; i2c-digital-filter-width-ns = <35>; sda-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_HIGH>; scl-gpios = <&pioA PIN_PD5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; }; &pioA { pinctrl_adc_default: adc-default { pinmux = <PIN_PD25__GPIO>, <PIN_PD26__GPIO>; bias-disable; }; pinctrl_adtrg_default: adtrg-default { pinmux = <PIN_PD31__ADTRG>; bias-pull-up; }; pinctrl_can0_default: can0-default { pinmux = <PIN_PC10__CANTX0>, <PIN_PC11__CANRX0>; bias-disable; }; pinctrl_can1_default: can1-default { pinmux = <PIN_PC26__CANTX1>, <PIN_PC27__CANRX1>; bias-disable; }; pinctrl_debug_uart: debug-uart { pinmux = <PIN_PB26__URXD0>, <PIN_PB27__UTXD0>; bias-disable; }; pinctrl_flx1_default: flx1-default { pinmux = <PIN_PA24__FLEXCOM1_IO0>, <PIN_PA23__FLEXCOM1_IO1>, <PIN_PA25__FLEXCOM1_IO3>, <PIN_PA26__FLEXCOM1_IO4>; bias-disable; }; pinctrl_i2c0_default: i2c0-default { pinmux = <PIN_PB31__TWD0>, <PIN_PC0__TWCK0>; bias-disable; }; pinctrl_i2c0_gpio: i2c0-gpio-default { pinmux = <PIN_PB31__GPIO>, <PIN_PC0__GPIO>; bias-disable; }; pinctrl_i2c1_default: i2c1-default { pinmux = <PIN_PD4__TWD1>, <PIN_PD5__TWCK1>; bias-disable; }; pinctrl_i2c1_gpio: i2c1-gpio-default { pinmux = <PIN_PD4__GPIO>, <PIN_PD5__GPIO>; bias-disable; }; pinctrl_key_gpio_default: key-gpio-default { pinmux = <PIN_PA17__GPIO>; bias-pull-up; }; pinctrl_led_gpio_default: led-gpio-default { pinmux = <PIN_PA7__GPIO>, <PIN_PA8__GPIO>, <PIN_PA9__GPIO>; bias-pull-up; }; pinctrl_mikrobus1_pwm: mikrobus1-pwm { pinmux = <PIN_PA31__PWML0>; bias-disable; }; pinctrl_mikrobus2_pwm: mikrobus2-pwm { pinmux = <PIN_PB0__PWMH1>; bias-disable; }; pinctrl_mikrobus1_uart: mikrobus1-uart { pinmux = <PIN_PB3__URXD4>, <PIN_PB4__UTXD4>; bias-disable; }; pinctrl_mikrobus2_uart: mikrobus2-uart { pinmux = <PIN_PB11__URXD3>, <PIN_PB12__UTXD3>; bias-disable; }; pinctrl_qspi1_default: qspi1-default { pinmux = <PIN_PB5__QSPI1_SCK>, <PIN_PB6__QSPI1_CS>, <PIN_PB7__QSPI1_IO0>, <PIN_PB8__QSPI1_IO1>, <PIN_PB9__QSPI1_IO2>, <PIN_PB10__QSPI1_IO3>; bias-disable; }; pinctrl_rpi_spi: rpi-spi { pinmux = <PIN_PD12__FLEXCOM4_IO0>, <PIN_PD13__FLEXCOM4_IO1>, <PIN_PD14__FLEXCOM4_IO2>, <PIN_PD15__FLEXCOM4_IO3>, <PIN_PD16__FLEXCOM4_IO4>; bias-disable; }; pinctrl_rpi_uart: rpi-uart { pinmux = <PIN_PD2__URXD1>, <PIN_PD3__UTXD1>; bias-disable; }; pinctrl_sdmmc0_default: sdmmc0-default { pinmux = <PIN_PA0__SDMMC0_CK>, <PIN_PA1__SDMMC0_CMD>, <PIN_PA2__SDMMC0_DAT0>, <PIN_PA3__SDMMC0_DAT1>, <PIN_PA4__SDMMC0_DAT2>, <PIN_PA5__SDMMC0_DAT3>, <PIN_PA11__SDMMC0_VDDSEL>, <PIN_PA13__SDMMC0_CD>; bias-disable; }; pinctrl_sdmmc1_default: sdmmc1-default { pinmux = <PIN_PA18__SDMMC1_DAT0>, <PIN_PA19__SDMMC1_DAT1>, <PIN_PA20__SDMMC1_DAT2>, <PIN_PA21__SDMMC1_DAT3>, <PIN_PA22__SDMMC1_CK>, <PIN_PA28__SDMMC1_CMD>, <PIN_PA30__SDMMC1_CD>; bias-disable; }; pinctrl_spi1_default: spi1-default { pinmux = <PIN_PC1__SPI1_SPCK>, <PIN_PC2__SPI1_MOSI>, <PIN_PC3__SPI1_MISO>, <PIN_PC4__SPI1_NPCS0>, <PIN_PC5__SPI1_NPCS1>, <PIN_PC6__SPI1_NPCS2>, <PIN_PC7__SPI1_NPCS3>; bias-disable; }; pinctrl_usb_default: usb-default { pinmux = <PIN_PA6__GPIO>; bias-disable; }; pinctrl_usba_vbus: usba-vbus { pinmux = <PIN_PB13__GPIO>; bias-disable; }; }; &pwm0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_mikrobus1_pwm &pinctrl_mikrobus2_pwm>; status = "okay"; }; &qspi1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_qspi1_default>; status = "okay"; flash@0 { #address-cells = <1>; #size-cells = <1>; compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <80000000>; spi-tx-bus-width = <4>; spi-rx-bus-width = <4>; m25p,fast-read; label = "atmel_qspi1"; status = "okay"; at91bootstrap@0 { label = "at91bootstrap"; reg = <0x0 0x40000>; }; bootloader@40000 { label = "bootloader"; reg = <0x40000 0xc0000>; }; bootloaderenvred@100000 { label = "bootloader env redundant"; reg = <0x100000 0x40000>; }; bootloaderenv@140000 { label = "bootloader env"; reg = <0x140000 0x40000>; }; dtb@180000 { label = "device tree"; reg = <0x180000 0x80000>; }; kernel@200000 { label = "kernel"; reg = <0x200000 0x600000>; }; }; }; &sdmmc0 { bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc0_default>; 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>; atmel,wakeup-rtc-timer; input@0 { reg = <0>; }; }; &spi1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_spi1_default>; status = "okay"; }; &tcb0 { timer0: timer@0 { compatible = "atmel,tcb-timer"; reg = <0>; }; timer1: timer@1 { compatible = "atmel,tcb-timer"; reg = <1>; }; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_debug_uart>; atmel,use-dma-rx; atmel,use-dma-tx; status = "okay"; }; &uart1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rpi_uart>; atmel,use-dma-rx; atmel,use-dma-tx; status = "okay"; }; &uart3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_mikrobus2_uart>; atmel,use-dma-rx; atmel,use-dma-tx; status = "okay"; }; &uart4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_mikrobus1_uart>; atmel,use-dma-rx; atmel,use-dma-tx; status = "okay"; }; &usb0 { atmel,vbus-gpio = <&pioA PIN_PB13 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usba_vbus>; status = "okay"; }; &usb1 { num-ports = <3>; atmel,vbus-gpio = <0 &pioA PIN_PA6 GPIO_ACTIVE_HIGH 0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb_default>; status = "okay"; }; &usb2 { status = "okay"; }; &watchdog { status = "okay"; };