/* SPDX-License-Identifier: GPL-2.0-only */ /* * Rockchip PDM ALSA SoC Digital Audio Interface(DAI) driver * * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd #ifndef _ROCKCHIP_PDM_H#define _ROCKCHIP_PDM_H/* PDM REGS */ #define PDM_SYSCONFIG (0 x0000)#define PDM_CTRL0 (0 x0004)#define PDM_CTRL1 (0 x0008)#define PDM_CLK_CTRL (0 x000c)#define PDM_HPF_CTRL (0 x0010)#define PDM_FIFO_CTRL (0 x0014)#define PDM_DMA_CTRL (0 x0018)#define PDM_INT_EN (0 x001c)#define PDM_INT_CLR (0 x0020)#define PDM_INT_ST (0 x0024)#define PDM_RXFIFO_DATA (0 x0030)#define PDM_DATA_VALID (0 x0054)#define PDM_VERSION (0 x0058)/* PDM_SYSCONFIG */ #define PDM_RX_MASK (0 x1 << 2 )#define PDM_RX_START (0 x1 << 2 )#define PDM_RX_STOP (0 x0 << 2 )#define PDM_RX_CLR_MASK (0 x1 << 0 )#define PDM_RX_CLR_WR (0 x1 << 0 )#define PDM_RX_CLR_DONE (0 x0 << 0 )/* PDM CTRL0 */ #define PDM_PATH_MSK (0 xf << 27 )#define PDM_MODE_MSK BIT(31 )#define PDM_MODE_RJ 0 #define PDM_MODE_LJ BIT(31 )#define PDM_PATH3_EN BIT(30 )#define PDM_PATH2_EN BIT(29 )#define PDM_PATH1_EN BIT(28 )#define PDM_PATH0_EN BIT(27 )#define PDM_HWT_EN BIT(26 )#define PDM_SAMPLERATE_MSK GENMASK(7 , 5 )#define PDM_SAMPLERATE(x) ((x) << 5 )#define PDM_VDW_MSK (0 x1f << 0 )#define PDM_VDW(X) ((X - 1 ) << 0 )/* PDM CTRL1 */ #define PDM_FD_NUMERATOR_SFT 16 #define PDM_FD_NUMERATOR_MSK GENMASK(31 , 16 )#define PDM_FD_DENOMINATOR_SFT 0 #define PDM_FD_DENOMINATOR_MSK GENMASK(15 , 0 )/* PDM CLK CTRL */ #define PDM_PATH_SHIFT(x) (8 + (x) * 2 )#define PDM_PATH_MASK(x) (0 x3 << PDM_PATH_SHIFT(x))#define PDM_PATH(x, v) ((v) << PDM_PATH_SHIFT(x))#define PDM_CLK_FD_RATIO_MSK BIT(6 )#define PDM_CLK_FD_RATIO_40 (0 X0 << 6 )#define PDM_CLK_FD_RATIO_35 BIT(6 )#define PDM_CLK_MSK BIT(5 )#define PDM_CLK_EN BIT(5 )#define PDM_CLK_DIS (0 x0 << 5 )#define PDM_CKP_MSK BIT(3 )#define PDM_CKP_NORMAL (0 x0 << 3 )#define PDM_CKP_INVERTED BIT(3 )#define PDM_DS_RATIO_MSK (0 x7 << 0 )#define PDM_CLK_320FS (0 x0 << 0 )#define PDM_CLK_640FS (0 x1 << 0 )#define PDM_CLK_1280FS (0 x2 << 0 )#define PDM_CLK_2560FS (0 x3 << 0 )#define PDM_CLK_5120FS (0 x4 << 0 )#define PDM_CIC_RATIO_MSK (0 x3 << 0 )/* PDM HPF CTRL */ #define PDM_HPF_LE BIT(3 )#define PDM_HPF_RE BIT(2 )#define PDM_HPF_CF_MSK (0 x3 << 0 )#define PDM_HPF_3P79HZ (0 x0 << 0 )#define PDM_HPF_60HZ (0 x1 << 0 )#define PDM_HPF_243HZ (0 x2 << 0 )#define PDM_HPF_493HZ (0 x3 << 0 )/* PDM DMA CTRL */ #define PDM_DMA_RD_MSK BIT(8 )#define PDM_DMA_RD_EN BIT(8 )#define PDM_DMA_RD_DIS (0 x0 << 8 )#define PDM_DMA_RDL_MSK (0 x7f << 0 )#define PDM_DMA_RDL(X) ((X - 1 ) << 0 )#endif /* _ROCKCHIP_PDM_H */
Messung V0.5 in Prozent C=99 H=97 G=97
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-06-07)
¤ *© Formatika GbR, Deutschland
