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/*
* ALSA SoC McASP Audio Layer for TI DAVINCI processor
*
* MCASP related definitions
*
* Author: Nirmal Pandey <n-pandey@ti.com>,
* Suresh Rajashekara <suresh.r@ti.com>
* Steve Chen <schen@.mvista.com>
*
* Copyright: (C) 2009 MontaVista Software, Inc., <source@mvista.com>
* Copyright: (C) 2009 Texas Instruments, India
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef DAVINCI_MCASP_H
#define DAVINCI_MCASP_H
/*
* McASP register definitions
*/
#define DAVINCI_MCASP_PID_REG 0x00
#define DAVINCI_MCASP_PWREMUMGT_REG 0x04
#define DAVINCI_MCASP_PFUNC_REG 0x10
#define DAVINCI_MCASP_PDIR_REG 0x14
#define DAVINCI_MCASP_PDOUT_REG 0x18
#define DAVINCI_MCASP_PDSET_REG 0x1c
#define DAVINCI_MCASP_PDCLR_REG 0x20
#define DAVINCI_MCASP_TLGC_REG 0x30
#define DAVINCI_MCASP_TLMR_REG 0x34
#define DAVINCI_MCASP_GBLCTL_REG 0x44
#define DAVINCI_MCASP_AMUTE_REG 0x48
#define DAVINCI_MCASP_LBCTL_REG 0x4c
#define DAVINCI_MCASP_TXDITCTL_REG 0x50
#define DAVINCI_MCASP_GBLCTLR_REG 0x60
#define DAVINCI_MCASP_RXMASK_REG 0x64
#define DAVINCI_MCASP_RXFMT_REG 0x68
#define DAVINCI_MCASP_RXFMCTL_REG 0x6c
#define DAVINCI_MCASP_ACLKRCTL_REG 0x70
#define DAVINCI_MCASP_AHCLKRCTL_REG 0x74
#define DAVINCI_MCASP_RXTDM_REG 0x78
#define DAVINCI_MCASP_EVTCTLR_REG 0x7c
#define DAVINCI_MCASP_RXSTAT_REG 0x80
#define DAVINCI_MCASP_RXTDMSLOT_REG 0x84
#define DAVINCI_MCASP_RXCLKCHK_REG 0x88
#define DAVINCI_MCASP_REVTCTL_REG 0x8c
#define DAVINCI_MCASP_GBLCTLX_REG 0xa0
#define DAVINCI_MCASP_TXMASK_REG 0xa4
#define DAVINCI_MCASP_TXFMT_REG 0xa8
#define DAVINCI_MCASP_TXFMCTL_REG 0xac
#define DAVINCI_MCASP_ACLKXCTL_REG 0xb0
#define DAVINCI_MCASP_AHCLKXCTL_REG 0xb4
#define DAVINCI_MCASP_TXTDM_REG 0xb8
#define DAVINCI_MCASP_EVTCTLX_REG 0xbc
#define DAVINCI_MCASP_TXSTAT_REG 0xc0
#define DAVINCI_MCASP_TXTDMSLOT_REG 0xc4
#define DAVINCI_MCASP_TXCLKCHK_REG 0xc8
#define DAVINCI_MCASP_XEVTCTL_REG 0xcc
/* Left(even TDM Slot) Channel Status Register File */
#define DAVINCI_MCASP_DITCSRA_REG 0x100
/* Right(odd TDM slot) Channel Status Register File */
#define DAVINCI_MCASP_DITCSRB_REG 0x118
/* Left(even TDM slot) User Data Register File */
#define DAVINCI_MCASP_DITUDRA_REG 0x130
/* Right(odd TDM Slot) User Data Register File */
#define DAVINCI_MCASP_DITUDRB_REG 0x148
/* Serializer n Control Register */
#define DAVINCI_MCASP_XRSRCTL_BASE_REG 0x180
#define DAVINCI_MCASP_XRSRCTL_REG(n) (DAVINCI_MCASP_XRSRCTL_BASE_REG + \
(n << 2))
/* Transmit Buffer for Serializer n */
#define DAVINCI_MCASP_TXBUF_REG 0x200
/* Receive Buffer for Serializer n */
#define DAVINCI_MCASP_RXBUF_REG 0x280
/* McASP FIFO Registers */
#define DAVINCI_MCASP_V2_AFIFO_BASE (0x1010)
#define DAVINCI_MCASP_V3_AFIFO_BASE (0x1000)
/* FIFO register offsets from AFIFO base */
#define MCASP_WFIFOCTL_OFFSET (0x0)
#define MCASP_WFIFOSTS_OFFSET (0x4)
#define MCASP_RFIFOCTL_OFFSET (0x8)
#define MCASP_RFIFOSTS_OFFSET (0xc)
/*
* DAVINCI_MCASP_PWREMUMGT_REG - Power Down and Emulation Management
* Register Bits
*/
#define MCASP_FREE BIT(0)
#define MCASP_SOFT BIT(1)
/*
* DAVINCI_MCASP_PFUNC_REG - Pin Function / GPIO Enable Register Bits
*/
#define AXR(n) (1<<n)
#define PFUNC_AMUTE BIT(25)
#define ACLKX BIT(26)
#define AHCLKX BIT(27)
#define AFSX BIT(28)
#define ACLKR BIT(29)
#define AHCLKR BIT(30)
#define AFSR BIT(31)
/*
* DAVINCI_MCASP_PDIR_REG - Pin Direction Register Bits
*/
#define AXR(n) (1<<n)
#define PDIR_AMUTE BIT(25)
#define ACLKX BIT(26)
#define AHCLKX BIT(27)
#define AFSX BIT(28)
#define ACLKR BIT(29)
#define AHCLKR BIT(30)
#define AFSR BIT(31)
/*
* DAVINCI_MCASP_TXDITCTL_REG - Transmit DIT Control Register Bits
*/
#define DITEN BIT(0) /* Transmit DIT mode enable/disable */
#define VA BIT(2)
#define VB BIT(3)
/*
* DAVINCI_MCASP_TXFMT_REG - Transmit Bitstream Format Register Bits
*/
#define TXROT(val) (val)
#define TXSEL BIT(3)
#define TXSSZ(val) (val<<4)
#define TXPBIT(val) (val<<8)
#define TXPAD(val) (val<<13)
#define TXORD BIT(15)
#define FSXDLY(val) (val<<16)
/*
* DAVINCI_MCASP_RXFMT_REG - Receive Bitstream Format Register Bits
*/
#define RXROT(val) (val)
#define RXSEL BIT(3)
#define RXSSZ(val) (val<<4)
#define RXPBIT(val) (val<<8)
#define RXPAD(val) (val<<13)
#define RXORD BIT(15)
#define FSRDLY(val) (val<<16)
/*
* DAVINCI_MCASP_TXFMCTL_REG - Transmit Frame Control Register Bits
*/
#define FSXPOL BIT(0)
#define AFSXE BIT(1)
#define FSXDUR BIT(4)
#define FSXMOD(val) (val<<7)
/*
* DAVINCI_MCASP_RXFMCTL_REG - Receive Frame Control Register Bits
*/
#define FSRPOL BIT(0)
#define AFSRE BIT(1)
#define FSRDUR BIT(4)
#define FSRMOD(val) (val<<7)
/*
* DAVINCI_MCASP_ACLKXCTL_REG - Transmit Clock Control Register Bits
*/
#define ACLKXDIV(val) (val)
#define ACLKXE BIT(5)
#define TX_ASYNC BIT(6)
#define ACLKXPOL BIT(7)
#define ACLKXDIV_MASK 0x1f
/*
* DAVINCI_MCASP_ACLKRCTL_REG Receive Clock Control Register Bits
*/
#define ACLKRDIV(val) (val)
#define ACLKRE BIT(5)
#define RX_ASYNC BIT(6)
#define ACLKRPOL BIT(7)
#define ACLKRDIV_MASK 0x1f
/*
* DAVINCI_MCASP_AHCLKXCTL_REG - High Frequency Transmit Clock Control
* Register Bits
*/
#define AHCLKXDIV(val) (val)
#define AHCLKXPOL BIT(14)
#define AHCLKXE BIT(15)
#define AHCLKXDIV_MASK 0xfff
/*
* DAVINCI_MCASP_AHCLKRCTL_REG - High Frequency Receive Clock Control
* Register Bits
*/
#define AHCLKRDIV(val) (val)
#define AHCLKRPOL BIT(14)
#define AHCLKRE BIT(15)
#define AHCLKRDIV_MASK 0xfff
/*
* DAVINCI_MCASP_XRSRCTL_BASE_REG - Serializer Control Register Bits
*/
#define MODE(val) (val)
#define DISMOD_3STATE (0x0)
#define DISMOD_LOW (0x2 << 2)
#define DISMOD_HIGH (0x3 << 2)
#define DISMOD_MASK DISMOD_HIGH
#define TXSTATE BIT(4)
#define RXSTATE BIT(5)
#define SRMOD_MASK 3
#define SRMOD_INACTIVE 0
/*
* DAVINCI_MCASP_LBCTL_REG - Loop Back Control Register Bits
*/
#define LBEN BIT(0)
#define LBORD BIT(1)
#define LBGENMODE(val) (val<<2)
/*
* DAVINCI_MCASP_TXTDMSLOT_REG - Transmit TDM Slot Register configuration
*/
#define TXTDMS(n) (1<<n)
/*
* DAVINCI_MCASP_RXTDMSLOT_REG - Receive TDM Slot Register configuration
*/
#define RXTDMS(n) (1<<n)
/*
* DAVINCI_MCASP_GBLCTL_REG - Global Control Register Bits
*/
#define RXCLKRST BIT(0) /* Receiver Clock Divider Reset */
#define RXHCLKRST BIT(1) /* Receiver High Frequency Clock Divider */
#define RXSERCLR BIT(2) /* Receiver Serializer Clear */
#define RXSMRST BIT(3) /* Receiver State Machine Reset */
#define RXFSRST BIT(4) /* Frame Sync Generator Reset */
#define TXCLKRST BIT(8) /* Transmitter Clock Divider Reset */
#define TXHCLKRST BIT(9) /* Transmitter High Frequency Clock Divider*/
#define TXSERCLR BIT(10) /* Transmit Serializer Clear */
#define TXSMRST BIT(11) /* Transmitter State Machine Reset */
#define TXFSRST BIT(12) /* Frame Sync Generator Reset */
/*
* DAVINCI_MCASP_TXSTAT_REG - Transmitter Status Register Bits
* DAVINCI_MCASP_RXSTAT_REG - Receiver Status Register Bits
*/
#define XRERR BIT(8) /* Transmit/Receive error */
#define XRDATA BIT(5) /* Transmit/Receive data ready */
/*
* DAVINCI_MCASP_AMUTE_REG - Mute Control Register Bits
*/
#define MUTENA(val) (val)
#define MUTEINPOL BIT(2)
#define MUTEINENA BIT(3)
#define MUTEIN BIT(4)
#define MUTER BIT(5)
#define MUTEX BIT(6)
#define MUTEFSR BIT(7)
#define MUTEFSX BIT(8)
#define MUTEBADCLKR BIT(9)
#define MUTEBADCLKX BIT(10)
#define MUTERXDMAERR BIT(11)
#define MUTETXDMAERR BIT(12)
/*
* DAVINCI_MCASP_REVTCTL_REG - Receiver DMA Event Control Register bits
*/
#define RXDATADMADIS BIT(0)
/*
* DAVINCI_MCASP_XEVTCTL_REG - Transmitter DMA Event Control Register bits
*/
#define TXDATADMADIS BIT(0)
/*
* DAVINCI_MCASP_EVTCTLR_REG - Receiver Interrupt Control Register Bits
*/
#define ROVRN BIT(0)
/*
* DAVINCI_MCASP_EVTCTLX_REG - Transmitter Interrupt Control Register Bits
*/
#define XUNDRN BIT(0)
/*
* DAVINCI_MCASP_W[R]FIFOCTL - Write/Read FIFO Control Register bits
*/
#define FIFO_ENABLE BIT(16)
#define NUMEVT_MASK (0xFF << 8)
#define NUMEVT(x) (((x) & 0xFF) << 8)
#define NUMDMA_MASK (0xFF)
#endif /* DAVINCI_MCASP_H */
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