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/*
* Copyright (c) 2020 Gerson Fernando Budke <nandojve@gmail.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <arm/armv7-m.dtsi>
#include <zephyr/dt-bindings/i2c/i2c.h>
#include <zephyr/dt-bindings/gpio/gpio.h>
/ {
chosen {
zephyr,flash-controller = &flashcalw;
zephyr,entropy = &trng;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-m4";
reg = <0>;
#address-cells = <1>;
#size-cells = <1>;
mpu: mpu@e000ed90 {
compatible = "arm,armv7m-mpu";
reg = <0xe000ed90 0x40>;
arm,num-mpu-regions = <8>;
};
};
};
sram0: memory@20000000 {
compatible = "mmio-sram";
};
/**
* HRAM1 are 4k SRAM that can be used by PicoCache or just extra
* memory available. The PicoCache will be keep disable to ensures
* deterministic behaviour. That way the extra memory can be
* exclusive for USB descriptors
*/
sram1: memory@21000000 {
compatible = "zephyr,memory-region", "mmio-sram";
reg = <0x21000000 DT_SIZE_K(4)>;
zephyr,memory-region = "SRAM1";
};
soc {
flashcalw: flash-controller@400a0000 {
compatible = "atmel,sam-flash-controller";
reg = <0x400a0000 0x400>;
interrupts = <0 0>;
peripheral-id = <32>;
#address-cells = <1>;
#size-cells = <1>;
flash0: flash@0 {
compatible = "soc-nv-flash";
write-block-size = <16>;
};
};
twim0: twim@40018000 {
compatible = "atmel,sam-i2c-twim";
clock-frequency = <I2C_BITRATE_STANDARD>;
reg = <0x40018000 0x4000>;
interrupts = <61 0>;
peripheral-id = <4>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
twim1: twim@4001c000 {
compatible = "atmel,sam-i2c-twim";
clock-frequency = <I2C_BITRATE_STANDARD>;
reg = <0x4001c000 0x4000>;
interrupts = <63 0>;
peripheral-id = <6>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
twim2: twim@40078000 {
compatible = "atmel,sam-i2c-twim";
clock-frequency = <I2C_BITRATE_STANDARD>;
reg = <0x40078000 0x4000>;
interrupts = <77 0>;
peripheral-id = <21>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
twim3: twim@4007c000 {
compatible = "atmel,sam-i2c-twim";
clock-frequency = <I2C_BITRATE_STANDARD>;
reg = <0x4007c000 0x4000>;
interrupts = <78 0>;
peripheral-id = <22>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
spi0: spi@40008000 {
compatible = "atmel,sam-spi";
reg = <0x40008000 0x4000>;
interrupts = <54 0>;
peripheral-id = <1>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
usart0: usart@40024000 {
compatible = "atmel,sam-usart";
reg = <0x40024000 0x4000>;
interrupts = <65 1>;
peripheral-id = <8>;
status = "disabled";
};
usart1: usart@40028000 {
compatible = "atmel,sam-usart";
reg = <0x40028000 0x4000>;
interrupts = <66 1>;
peripheral-id = <9>;
status = "disabled";
};
usart2: usart@4002c000 {
compatible = "atmel,sam-usart";
reg = <0x4002c000 0x4000>;
interrupts = <67 1>;
peripheral-id = <10>;
status = "disabled";
};
usart3: usart@40030000 {
compatible = "atmel,sam-usart";
reg = <0x40030000 0x4000>;
interrupts = <68 1>;
peripheral-id = <11>;
status = "disabled";
};
usbc: usbd@400a5000 {
compatible = "atmel,sam-usbc";
reg = <0x400a5000 0x1000>;
interrupts = <18 5>;
interrupt-names = "usbc";
maximum-speed = "full-speed";
num-bidir-endpoints = <8>;
peripheral-id = <101>;
status = "disabled";
};
pinctrl: pinctrl@400e1000 {
compatible = "atmel,sam-pinctrl";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x400e1000 0x400e1000 0x800>;
gpioa: gpio@400e1000 {
compatible = "atmel,sam4l-gpio";
reg = <0x400e1000 0x200>;
interrupts = <25 1>, <26 1>, <27 1>, <28 1>;
peripheral-id = <68>;
gpio-controller;
#gpio-cells = <2>;
#atmel,pin-cells = <2>;
};
gpiob: gpio@400e1200 {
compatible = "atmel,sam4l-gpio";
reg = <0x400e1200 0x200>;
interrupts = <29 1>, <30 1>, <31 1>, <32 1>;
peripheral-id = <68>;
gpio-controller;
#gpio-cells = <2>;
#atmel,pin-cells = <2>;
};
gpioc: gpio@400e1400 {
compatible = "atmel,sam4l-gpio";
reg = <0x400e1400 0x200>;
interrupts = <33 1>, <34 1>, <35 1>, <36 1>;
peripheral-id = <68>;
gpio-controller;
#gpio-cells = <2>;
#atmel,pin-cells = <2>;
};
};
tc0: tc@40010000 {
compatible = "atmel,sam-tc";
reg = <0x40010000 0x100>;
interrupts = <55 0
56 0
57 0>;
peripheral-id = <2>;
status = "disabled";
};
tc1: tc@40014000 {
compatible = "atmel,sam-tc";
reg = <0x40014000 0x100>;
interrupts = <58 0
59 0
60 0>;
peripheral-id = <3>;
status = "disabled";
};
trng: random@40068000 {
compatible = "atmel,sam-trng";
reg = <0x40068000 0x4000>;
interrupts = <73 0>;
peripheral-id = <17>;
status = "okay";
};
uid: device_uid@80020c {
compatible = "atmel,sam4l-uid";
reg = <0x80020c 0xf>;
status = "okay";
};
};
};
&nvic {
arm,num-irq-priority-bits = <4>;
};