/dts-v1/; #include #include #include #include / { compatible = "root"; model = "M5Stack PaperS3"; gpio0 { compatible = "espressif,esp32-gpio"; gpio-count = <49>; }; i2c_internal { compatible = "espressif,esp32-i2c"; port = ; clock-frequency = <400000>; pin-sda = <&gpio0 41 GPIO_FLAG_NONE>; pin-scl = <&gpio0 42 GPIO_FLAG_NONE>; }; spi0 { compatible = "espressif,esp32-spi"; host = ; pin-mosi = <&gpio0 38 GPIO_FLAG_NONE>; pin-miso = <&gpio0 40 GPIO_FLAG_NONE>; pin-sclk = <&gpio0 39 GPIO_FLAG_NONE>; max-transfer-size = <4096>; }; };