mmACP_SCRATCH_REG_31 448 sound/soc/amd/include/acp_2_2_d.h #define mmACP_SCRATCH_REG_31 0x52df mmACP_SCRATCH_REG_31 185 sound/soc/amd/raven/chip_offset_byte.h #define mmACP_SCRATCH_REG_31 0x125007C