/dts-v1/; #include #include #include #include #include / { compatible = "root"; model = "Guition JC2432W328C"; gpio0 { compatible = "espressif,esp32-gpio"; gpio-count = <40>; }; i2c_internal: i2c0 { compatible = "espressif,esp32-i2c"; port = ; clock-frequency = <400000>; pin-sda = <&gpio0 33 GPIO_FLAG_NONE>; pin-scl = <&gpio0 32 GPIO_FLAG_NONE>; }; // CN1 header i2c_external: i2c1 { compatible = "espressif,esp32-i2c"; port = ; clock-frequency = <400000>; pin-sda = <&gpio0 21 GPIO_FLAG_NONE>; pin-scl = <&gpio0 22 GPIO_FLAG_NONE>; }; display_spi: spi0 { compatible = "espressif,esp32-spi"; host = ; pin-mosi = <13>; pin-sclk = <14>; }; sdcard_spi: spi1 { compatible = "espressif,esp32-spi"; host = ; pin-mosi = <23>; pin-miso = <19>; pin-sclk = <18>; }; // CN1 header, JST SH 1.25, GND / IO22 / IO21 / 3.3V uart1 { compatible = "espressif,esp32-uart"; port = ; pin-tx = <22>; pin-rx = <21>; }; };