mmSDMA0_RLC0_DOORBELL
WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL, data);
for (reg = mmSDMA0_RLC0_RB_CNTL; reg <= mmSDMA0_RLC0_DOORBELL; reg++)
WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL, 0);
WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL, data);
for (reg = mmSDMA0_RLC0_RB_CNTL; reg <= mmSDMA0_RLC0_DOORBELL; reg++)
WREG32(sdma_base_addr + mmSDMA0_RLC0_DOORBELL, 0);