/* * Copyright (c) 2021, Linumiz * */ #include "waveshare_epaper_common.dtsi" / { chosen { zephyr,display = &uc8176_waveshare_epaper_gdew042t2; }; mipi_dbi_waveshare_epaper_gdew042t2 { compatible = "zephyr,mipi-dbi-spi"; spi-dev = <&arduino_spi>; dc-gpios = <&arduino_header 15 GPIO_ACTIVE_HIGH>; /* D9 */ reset-gpios = <&arduino_header 14 GPIO_ACTIVE_LOW>; /* D8 */ write-only; #address-cells = <1>; #size-cells = <0>; uc8176_waveshare_epaper_gdew042t2: uc8176@0 { compatible = "gooddisplay,gdew042t2", "ultrachip,uc8176"; mipi-max-frequency = <4000000>; reg = <0>; width = <400>; height = <300>; busy-gpios = <&arduino_header 13 GPIO_ACTIVE_LOW>; /* D7 */ softstart = [17 17 17]; full { pwr = [03 00 26 26 09]; cdi = <0xd7>; tcon = <0x22>; }; }; }; };