PDM_RX_MASK       135 sound/soc/rockchip/rockchip_pdm.c 				   PDM_RX_MASK, PDM_RX_START);
PDM_RX_MASK       140 sound/soc/rockchip/rockchip_pdm.c 				   PDM_RX_MASK | PDM_RX_CLR_MASK,