mmACP_SCRATCH_REG_3 420 sound/soc/amd/include/acp_2_2_d.h #define mmACP_SCRATCH_REG_3 0x52c3 mmACP_SCRATCH_REG_3 157 sound/soc/amd/raven/chip_offset_byte.h #define mmACP_SCRATCH_REG_3 0x125000C