介绍：spi-单色oled  IC=sh1106 分辨率128x64 1:DTS &spi0{status = "okay";//max-freq = <1200000>;//dma-name = "tx","rx"; //enable dmapinctrl-names = "default";pinctrl-0 = <&spi0m2_clk &spi0m2_cs0 &spi0m2_tx