RK3399-HDMI音频: 背景Platform：RK3399OS：Android7.1.2Kernel：v4.4.103主要针对HDMI-OUT，HDMI-IN这里不做讨论 内核HDMI声卡驱动HDMI相关的声卡驱动官方已支持，只需修改DTS配置：dts: CODE hdmi_sound:hdmi-sound{ status="disabled"; compatible="simple-audio-card"; simple-audio-card,format="i2s"; simple-audio-card,mclk-fs=<256>; simple-audio-car...