167 lines
3.2 KiB
Plaintext
167 lines
3.2 KiB
Plaintext
/*
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* Copyright (c) 2021 Yonatan Schachter
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <freq.h>
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#include <rpi_pico/rp2040.dtsi>
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#include "rpi_pico-pinctrl.dtsi"
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#include <zephyr/dt-bindings/pwm/pwm.h>
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#include <zephyr/dt-bindings/i2c/i2c.h>
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/ {
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chosen {
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,flash-controller = &ssi;
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zephyr,console = &uart0;
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zephyr,shell-uart = &uart0;
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zephyr,code-partition = &code_partition;
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};
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aliases {
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rtc = &rtc;
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watchdog0 = &wdt0;
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};
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pico_header: connector {
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compatible = "raspberrypi,pico-header";
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#gpio-cells = <2>;
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gpio-map-mask = <0xffffffff 0xffffffc0>;
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gpio-map-pass-thru = <0 0x3f>;
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gpio-map = <0 0 &gpio0 0 0>, /* GP0 */
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<1 0 &gpio0 1 0>, /* GP1 */
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<2 0 &gpio0 2 0>, /* GP2 */
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<3 0 &gpio0 3 0>, /* GP3 */
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<4 0 &gpio0 4 0>, /* GP4 */
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<5 0 &gpio0 5 0>, /* GP5 */
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<6 0 &gpio0 6 0>, /* GP6 */
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<7 0 &gpio0 7 0>, /* GP7 */
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<8 0 &gpio0 8 0>, /* GP8 */
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<9 0 &gpio0 9 0>, /* GP9 */
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<10 0 &gpio0 10 0>, /* GP10 */
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<11 0 &gpio0 11 0>, /* GP11 */
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<12 0 &gpio0 12 0>, /* GP12 */
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<13 0 &gpio0 13 0>, /* GP13 */
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<14 0 &gpio0 14 0>, /* GP14 */
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<15 0 &gpio0 15 0>, /* GP15 */
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<16 0 &gpio0 16 0>, /* GP16 */
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<17 0 &gpio0 17 0>, /* GP17 */
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<18 0 &gpio0 18 0>, /* GP18 */
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<19 0 &gpio0 19 0>, /* GP19 */
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<20 0 &gpio0 20 0>, /* GP20 */
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<21 0 &gpio0 21 0>, /* GP21 */
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<22 0 &gpio0 22 0>, /* GP22 */
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<26 0 &gpio0 26 0>, /* GP26 */
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<27 0 &gpio0 27 0>, /* GP27 */
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<28 0 &gpio0 28 0>; /* GP28 */
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};
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};
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&flash0 {
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reg = <0x10000000 DT_SIZE_M(2)>;
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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/* Reserved memory for the second stage bootloader */
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second_stage_bootloader: partition@0 {
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label = "second_stage_bootloader";
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reg = <0x00000000 0x100>;
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read-only;
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};
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/*
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* Usable flash. Starts at 0x100, after the bootloader. The partition
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* size is 2MB minus the 0x100 bytes taken by the bootloader.
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*/
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code_partition: partition@100 {
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label = "code-partition";
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reg = <0x100 (DT_SIZE_M(2) - 0x100)>;
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read-only;
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};
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};
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};
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&clocks {
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pinctrl-0 = <&clocks_default>;
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pinctrl-names = "default";
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};
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&uart0 {
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current-speed = <115200>;
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status = "okay";
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pinctrl-0 = <&uart0_default>;
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pinctrl-names = "default";
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};
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&gpio0 {
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status = "okay";
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};
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&i2c0 {
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clock-frequency = <I2C_BITRATE_STANDARD>;
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status = "okay";
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pinctrl-0 = <&i2c0_default>;
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pinctrl-names = "default";
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};
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&i2c1 {
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pinctrl-0 = <&i2c1_default>;
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pinctrl-names = "default";
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status = "disabled";
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clock-frequency = <I2C_BITRATE_FAST>;
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};
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&spi0 {
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clock-frequency = <DT_FREQ_M(8)>;
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status = "okay";
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pinctrl-0 = <&spi0_default>;
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pinctrl-names = "default";
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};
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&timer {
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status = "okay";
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};
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&wdt0 {
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status = "okay";
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};
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&rtc {
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clocks = <&clocks RPI_PICO_CLKID_CLK_RTC>;
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status = "okay";
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};
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&adc {
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status = "okay";
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pinctrl-0 = <&adc_default>;
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pinctrl-names = "default";
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};
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zephyr_udc0: &usbd {
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status = "okay";
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};
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&pwm {
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pinctrl-0 = <&pwm_ch4b_default>;
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pinctrl-names = "default";
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divider-int-0 = <255>;
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};
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&vreg {
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regulator-always-on;
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regulator-allowed-modes = <REGULATOR_RPI_PICO_MODE_NORMAL>;
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};
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pico_spi: &spi0 {};
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pico_i2c0: &i2c0 {};
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pico_i2c1: &i2c1 {};
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pico_serial: &uart0 {};
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