Аудиокодек: список регистров
Unused
MAX_GAIN_SET
The max gain setting, which is determined by equation MXG/6.0206. The format is 8.24 and must -20dB
Команда U-Boot для чтения регистра
typedef union ac_dac_drc_mxgls { struct { unsigned max_gain_set : 16; unsigned unused0 : 16; } b; unsigned long w; } AC_DAC_DRC_MXGLS