1/* 2 * Copyright (c) 2021, Linumiz 3 * 4 */ 5 6#include "waveshare_epaper_common.dtsi" 7 8/ { 9 chosen { 10 zephyr,display = &uc8176_waveshare_epaper_gdew042t2; 11 }; 12 13 mipi_dbi_waveshare_epaper_gdew042t2 { 14 compatible = "zephyr,mipi-dbi-spi"; 15 spi-dev = <&arduino_spi>; 16 dc-gpios = <&arduino_header 15 GPIO_ACTIVE_HIGH>; /* D9 */ 17 reset-gpios = <&arduino_header 14 GPIO_ACTIVE_LOW>; /* D8 */ 18 write-only; 19 #address-cells = <1>; 20 #size-cells = <0>; 21 22 uc8176_waveshare_epaper_gdew042t2: uc8176@0 { 23 compatible = "gooddisplay,gdew042t2", "ultrachip,uc8176"; 24 mipi-max-frequency = <4000000>; 25 reg = <0>; 26 width = <400>; 27 height = <300>; 28 busy-gpios = <&arduino_header 13 GPIO_ACTIVE_LOW>; /* D7 */ 29 30 softstart = [17 17 17]; 31 32 full { 33 pwr = [03 00 26 26 09]; 34 cdi = <0xd7>; 35 tcon = <0x22>; 36 }; 37 }; 38 }; 39}; 40