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/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * DaVinci Voice Codec Core Interface for TI platforms * * Copyright (C) 2010 Texas Instruments, Inc * * Author: Miguel Aguilar */ #ifndef __LINUX_MFD_DAVINCI_VOICECODEC_H_ #define __LINUX_MFD_DAVINCI_VOICECODEC_H_ #include #include #include #include struct regmap; /* * Register values. */ #define DAVINCI_VC_PID 0x00 #define DAVINCI_VC_CTRL 0x04 #define DAVINCI_VC_INTEN 0x08 #define DAVINCI_VC_INTSTATUS 0x0c #define DAVINCI_VC_INTCLR 0x10 #define DAVINCI_VC_EMUL_CTRL 0x14 #define DAVINCI_VC_RFIFO 0x20 #define DAVINCI_VC_WFIFO 0x24 #define DAVINCI_VC_FIFOSTAT 0x28 #define DAVINCI_VC_TST_CTRL 0x2C #define DAVINCI_VC_REG05 0x94 #define DAVINCI_VC_REG09 0xA4 #define DAVINCI_VC_REG12 0xB0 /* DAVINCI_VC_CTRL bit fields */ #define DAVINCI_VC_CTRL_MASK 0x5500 #define DAVINCI_VC_CTRL_RSTADC BIT(0) #define DAVINCI_VC_CTRL_RSTDAC BIT(1) #define DAVINCI_VC_CTRL_RD_BITS_8 BIT(4) #define DAVINCI_VC_CTRL_RD_UNSIGNED BIT(5) #define DAVINCI_VC_CTRL_WD_BITS_8 BIT(6) #define DAVINCI_VC_CTRL_WD_UNSIGNED BIT(7) #define DAVINCI_VC_CTRL_RFIFOEN BIT(8) #define DAVINCI_VC_CTRL_RFIFOCL BIT(9) #define DAVINCI_VC_CTRL_RFIFOMD_WORD_1 BIT(10) #define DAVINCI_VC_CTRL_WFIFOEN BIT(12) #define DAVINCI_VC_CTRL_WFIFOCL BIT(13) #define DAVINCI_VC_CTRL_WFIFOMD_WORD_1 BIT(14) /* DAVINCI_VC_INT bit fields */ #define DAVINCI_VC_INT_MASK 0x3F #define DAVINCI_VC_INT_RDRDY_MASK BIT(0) #define DAVINCI_VC_INT_RERROVF_MASK BIT(1) #define DAVINCI_VC_INT_RERRUDR_MASK BIT(2) #define DAVINCI_VC_INT_WDREQ_MASK BIT(3) #define DAVINCI_VC_INT_WERROVF_MASKBIT BIT(4) #define DAVINCI_VC_INT_WERRUDR_MASK BIT(5) /* DAVINCI_VC_REG05 bit fields */ #define DAVINCI_VC_REG05_PGA_GAIN 0x07 /* DAVINCI_VC_REG09 bit fields */ #define DAVINCI_VC_REG09_MUTE 0x40 #define DAVINCI_VC_REG09_DIG_ATTEN 0x3F /* DAVINCI_VC_REG12 bit fields */ #define DAVINCI_VC_REG12_POWER_ALL_ON 0xFD #define DAVINCI_VC_REG12_POWER_ALL_OFF 0x00 #define DAVINCI_VC_CELLS 2 enum davinci_vc_cells { DAVINCI_VC_VCIF_CELL, DAVINCI_VC_CQ93VC_CELL, }; struct davinci_vcif { struct platform_device *pdev; u32 dma_tx_channel; u32 dma_rx_channel; dma_addr_t dma_tx_a