113 lines
2.2 KiB
Plaintext
113 lines
2.2 KiB
Plaintext
/dts-v1/;
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#include <espressif/esp32/esp32_wroom_32ue_n4.dtsi>
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#include "minico2-pinctrl.dtsi"
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/ {
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model = "MiniCO2 Revision 0";
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compatible = "espressif,esp32";
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chosen {
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zephyr,sram = &sram0;
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zephyr,console = &uart0;
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zephyr,shell-uart = &uart0;
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zephyr,flash = &flash0;
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zephyr,display = &epd;
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};
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};
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&cpu0 {
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clock-frequency = <ESP32_CLK_CPU_240M>;
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};
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&cpu1 {
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clock-frequency = <ESP32_CLK_CPU_240M>;
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};
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&uart0 {
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status = "okay";
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current-speed = <115200>;
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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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&gpio1 {
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status = "okay";
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};
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&i2c0 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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sda-gpios = <&gpio0 32 GPIO_OPEN_DRAIN>;
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scl-gpios = <&gpio0 33 GPIO_OPEN_DRAIN>;
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pinctrl-0 = <&i2c0_default>;
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pinctrl-names = "default";
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};
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&spi2 {
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status = "okay";
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pinctrl-0 = <&spi2_default>;
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pinctrl-names = "default";
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cs-gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
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#address-cells = <1>;
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#size-cells = <0>;
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epd: sd16xxfb@0 {
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compatible = "gooddisplay,gdey0213b74", "solomon,ssd1680";
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spi-max-frequency = <4000000>;
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reg = <0>;
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width = <250>;
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height = <122>;
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dc-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
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reset-gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
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busy-gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
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};
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};
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&trng0 {
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status = "okay";
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};
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/* Stolen from an Espressif devkit's dts, thanks Espressif */
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&flash0 {
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status = "okay";
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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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/* Reserve 60kB for the bootloader */
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boot_partition: partition@1000 {
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label = "mcuboot";
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reg = <0x00001000 0x0000F000>;
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read-only;
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};
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/* Reserve 1024kB for the application in slot 0 */
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slot0_partition: partition@10000 {
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label = "image-0";
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reg = <0x00010000 0x00100000>;
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};
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/* Reserve 1024kB for the application in slot 1 */
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slot1_partition: partition@110000 {
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label = "image-1";
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reg = <0x00110000 0x00100000>;
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};
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/* Reserve 256kB for the scratch partition */
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scratch_partition: partition@210000 {
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label = "image-scratch";
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reg = <0x00210000 0x00040000>;
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};
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storage_partition: partition@250000 {
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label = "storage";
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reg = <0x00250000 0x00006000>;
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};
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};
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};
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