199 lines
4.0 KiB
Plaintext
199 lines
4.0 KiB
Plaintext
/*
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* Copyright (c) 2017 Justin Watson
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <arm/armv7-m.dtsi>
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#include <dt-bindings/i2c/i2c.h>
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#include "sam3x-pinctrl.dtsi"
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/ {
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aliases {
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watchdog0 = &wdt;
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu0: cpu@0 {
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device_type = "cpu";
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compatible = "arm,cortex-m3";
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reg = <0>;
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};
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};
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soc {
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sram0: memory@20070000 {
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compatible = "mmio-sram";
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reg = <0x20070000 0x18000>;
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};
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/* Only used for HWINFO device ID */
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eefc: flash-controller@400e0a00 {
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compatible = "atmel,sam-flash-controller";
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label = "FLASH_CTRL";
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reg = <0x400e0a00 0x200>;
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peripheral-id = <6>;
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#address-cells = <1>;
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#size-cells = <1>;
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flash0: flash@80000 {
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compatible = "soc-nv-flash";
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label = "FLASH_0";
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reg = <0x00080000 0x80000>;
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};
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};
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wdt: watchdog@400e1a50 {
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compatible = "atmel,sam-watchdog";
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reg = <0x400e1a50 0xc>;
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interrupts = <4 0>;
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peripheral-id = <4>;
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label = "WATCHDOG_0";
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status = "disabled";
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};
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twi0: i2c@4008c000 {
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compatible = "atmel,sam-i2c-twi";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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reg = <0x4008c000 0x128>;
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interrupts = <22 0>;
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peripheral-id = <22>;
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label = "I2C_0";
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status = "disabled";
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-0 = <&pa18a_twi0_twck0 &pa17a_twi0_twd0>;
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};
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twi1: i2c@40090000 {
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compatible = "atmel,sam-i2c-twi";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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reg = <0x40090000 0x128>;
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interrupts = <23 0>;
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peripheral-id = <23>;
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label = "I2C_1";
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status = "disabled";
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-0 = <&pb13a_twi1_twck1 &pb12a_twi1_twd1>;
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};
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uart: uart@400e0800 {
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compatible = "atmel,sam-uart";
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reg = <0x400e0800 0x124>;
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interrupts = <8 1>;
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peripheral-id = <8>;
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status = "disabled";
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label = "UART_0";
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pinctrl-0 = <&pa8a_uart_urxd &pa9a_uart_utxd>;
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};
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usart0: usart@40098000 {
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compatible = "atmel,sam-usart";
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reg = <0x40098000 0x130>;
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interrupts = <17 0>;
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peripheral-id = <17>;
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status = "disabled";
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label = "USART_0";
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};
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usart1: usart@4009c000 {
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compatible = "atmel,sam-usart";
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reg = <0x4009c000 0x130>;
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interrupts = <18 0>;
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peripheral-id = <18>;
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status = "disabled";
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label = "USART_1";
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};
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usart2: usart@400a0000 {
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compatible = "atmel,sam-usart";
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reg = <0x400a0000 0x130>;
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interrupts = <19 0>;
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peripheral-id = <19>;
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status = "disabled";
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label = "USART_2";
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};
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usart3: usart@400a4000 {
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compatible = "atmel,sam-usart";
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reg = <0x400a4000 0x130>;
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interrupts = <20 0>;
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peripheral-id = <20>;
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status = "disabled";
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label = "USART_3";
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};
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pinctrl@400e0e00 {
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compatible = "atmel,sam-pinctrl";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x400e0e00 0x400e0e00 0xc00>;
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pioa: pio@400e0e00 {
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compatible = "atmel,sam-gpio";
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reg = <0x400e0e00 0x190>;
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interrupts = <11 1>;
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peripheral-id = <11>;
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label = "PIO_A";
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gpio-controller;
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#gpio-cells = <2>;
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#atmel,pin-cells = <2>;
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};
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piob: pio@400e1000 {
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compatible = "atmel,sam-gpio";
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reg = <0x400e1000 0x190>;
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interrupts = <12 1>;
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peripheral-id = <12>;
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label = "PIO_B";
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gpio-controller;
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#gpio-cells = <2>;
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#atmel,pin-cells = <2>;
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};
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pioc: pio@400e1200 {
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compatible = "atmel,sam-gpio";
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reg = <0x400e1200 0x190>;
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interrupts = <13 1>;
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peripheral-id = <13>;
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label = "PIO_C";
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gpio-controller;
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#gpio-cells = <2>;
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#atmel,pin-cells = <2>;
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};
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piod: pio@400e1400 {
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compatible = "atmel,sam-gpio";
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reg = <0x400e1400 0x190>;
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interrupts = <14 1>;
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peripheral-id = <14>;
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label = "PIO_D";
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gpio-controller;
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#gpio-cells = <2>;
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#atmel,pin-cells = <2>;
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};
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pioe: pio@400e1600 {
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compatible = "atmel,sam-gpio";
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reg = <0x400e1600 0x190>;
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interrupts = <15 1>;
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peripheral-id = <15>;
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label = "PIO_E";
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gpio-controller;
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#gpio-cells = <2>;
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#atmel,pin-cells = <2>;
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};
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};
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};
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};
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&nvic {
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arm,num-irq-priority-bits = <4>;
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};
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