Files
tactility/Devices/waveshare-s3-touch-lcd-128/waveshare,s3-touch-lcd-128.dts
2026-07-20 23:43:17 +02:00

97 lines
2.2 KiB
Devicetree

/dts-v1/;
#include <tactility/bindings/root.h>
#include <tactility/bindings/esp32_ble.h>
#include <tactility/bindings/esp32_wifi_pinned.h>
#include <tactility/bindings/esp32_gpio.h>
#include <tactility/bindings/esp32_i2c.h>
#include <tactility/bindings/esp32_spi.h>
#include <bindings/qmi8658.h>
#include <tactility/bindings/esp32_sdspi.h>
#include <tactility/bindings/esp32_pwm_ledc.h>
#include <tactility/bindings/pwm_backlight.h>
#include <bindings/cst816t.h>
#include <bindings/gc9a01.h>
// Reference: https://www.waveshare.com/wiki/ESP32-S3-Touch-LCD-1.28
/ {
compatible = "root";
model = "Waveshare S3 Touch LCD 1.28";
wifi0 {
compatible = "espressif,esp32-wifi-pinned";
status = "disabled";
};
ble0 {
compatible = "espressif,esp32-ble";
status = "disabled";
};
gpio0 {
compatible = "espressif,esp32-gpio";
gpio-count = <49>;
};
i2c0 {
compatible = "espressif,esp32-i2c";
port = <I2C_NUM_0>;
clock-frequency = <400000>;
pin-sda = <&gpio0 6 GPIO_FLAG_NONE>;
pin-scl = <&gpio0 7 GPIO_FLAG_NONE>;
qmi8658 {
compatible = "qst,qmi8658";
reg = <0x6B>;
};
touch0 {
compatible = "hynitron,cst816t";
reg = <0x15>;
x-max = <240>;
y-max = <240>;
mirror-x;
mirror-y;
pin-reset = <&gpio0 13 GPIO_FLAG_NONE>;
pin-interrupt = <&gpio0 5 GPIO_FLAG_NONE>;
};
};
display_backlight_pwm {
compatible = "espressif,esp32-pwm-ledc";
pin = <&gpio0 2 GPIO_FLAG_NONE>;
period-ns = <3906250>;
ledc-timer = <0>;
ledc-channel = <0>;
};
display_backlight {
compatible = "pwm-backlight";
// Off by default so display power-on won't show the screen from before the last power loss.
// The display backlight is turned on during the boot process.
status = "disabled";
pwm = <&display_backlight_pwm>;
};
spi0 {
compatible = "espressif,esp32-spi";
host = <SPI2_HOST>;
cs-gpios = <&gpio0 9 GPIO_FLAG_NONE>;
pin-mosi = <&gpio0 11 GPIO_FLAG_NONE>;
pin-miso = <&gpio0 12 GPIO_FLAG_NONE>;
pin-sclk = <&gpio0 10 GPIO_FLAG_NONE>;
display@0 {
compatible = "galaxycore,gc9a01";
horizontal-resolution = <240>;
vertical-resolution = <240>;
mirror-y;
invert-color;
bgr-order;
pin-dc = <&gpio0 8 GPIO_FLAG_NONE>;
pin-reset = <&gpio0 14 GPIO_FLAG_NONE>;
backlight = <&display_backlight>;
};
};
};