mmACP_SCRATCH_REG_1 418 sound/soc/amd/include/acp_2_2_d.h #define mmACP_SCRATCH_REG_1 0x52c1 mmACP_SCRATCH_REG_1 155 sound/soc/amd/raven/chip_offset_byte.h #define mmACP_SCRATCH_REG_1 0x1250004