mmACP_SCRATCH_REG_4  421 sound/soc/amd/include/acp_2_2_d.h #define mmACP_SCRATCH_REG_4                                                     0x52c4
mmACP_SCRATCH_REG_4  158 sound/soc/amd/raven/chip_offset_byte.h #define mmACP_SCRATCH_REG_4                             0x1250010