杰理之 DAC详细配置【篇】

//一路DAC输出
static const struct dac_platform_data dac_data = {
.pa_auto_mute = 1,
.pa_mute_port = IO_PORTC_03, //功放的MUTE IO引脚
.pa_mute_value = 1, //高电平MUTE
.differ_output = 0,
.hw_channel = 0x01,
.ch_num = 1,
};