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/*
* Copyright (c) 2010 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _SBSDIO_H
#define _SBSDIO_H
#define SBSDIO_NUM_FUNCTION 3 /* as of sdiod rev 0, supports 3 functions */
/* function 1 miscellaneous registers */
#define SBSDIO_SPROM_CS 0x10000 /* sprom command and status */
#define SBSDIO_SPROM_INFO 0x10001 /* sprom info register */
#define SBSDIO_SPROM_DATA_LOW 0x10002 /* sprom indirect access data byte 0 */
#define SBSDIO_SPROM_DATA_HIGH 0x10003 /* sprom indirect access data byte 1 */
#define SBSDIO_SPROM_ADDR_LOW 0x10004 /* sprom indirect access addr byte 0 */
#define SBSDIO_SPROM_ADDR_HIGH 0x10005 /* sprom indirect access addr byte 0 */
#define SBSDIO_CHIP_CTRL_DATA 0x10006 /* xtal_pu (gpio) output */
#define SBSDIO_CHIP_CTRL_EN 0x10007 /* xtal_pu (gpio) enable */
#define SBSDIO_WATERMARK 0x10008 /* rev < 7, watermark for sdio device */
#define SBSDIO_DEVICE_CTL 0x10009 /* control busy signal generation */
/* registers introduced in rev 8, some content (mask/bits) defs in sbsdpcmdev.h */
#define SBSDIO_FUNC1_SBADDRLOW 0x1000A /* SB Address Window Low (b15) */
#define SBSDIO_FUNC1_SBADDRMID 0x1000B /* SB Address Window Mid (b23:b16) */
#define SBSDIO_FUNC1_SBADDRHIGH 0x1000C /* SB Address Window High (b31:b24) */
#define SBSDIO_FUNC1_FRAMECTRL 0x1000D /* Frame Control (frame term/abort) */
#define SBSDIO_FUNC1_CHIPCLKCSR 0x1000E /* ChipClockCSR (ALP/HT ctl/status) */
#define SBSDIO_FUNC1_SDIOPULLUP 0x1000F /* SdioPullUp (on cmd, d0-d2) */
#define SBSDIO_FUNC1_WFRAMEBCLO 0x10019 /* Write Frame Byte Count Low */
#define SBSDIO_FUNC1_WFRAMEBCHI 0x1001A /* Write Frame Byte Count High */
#define SBSDIO_FUNC1_RFRAMEBCLO 0x1001B /* Read Frame Byte Count Low */
#define SBSDIO_FUNC1_RFRAMEBCHI 0x1001C /* Read Frame Byte Count High */
#define SBSDIO_FUNC1_MISC_REG_START 0x10000 /* f1 misc register start */
#define SBSDIO_FUNC1_MISC_REG_LIMIT 0x1001C /* f1 misc register end */
/* SBSDIO_SPROM_CS */
#define SBSDIO_SPROM_IDLE 0
#define SBSDIO_SPROM_WRITE 1
#define SBSDIO_SPROM_READ 2
#define SBSDIO_SPROM_WEN 4
#define SBSDIO_SPROM_WDS 7
#define SBSDIO_SPROM_DONE 8
/* SBSDIO_SPROM_INFO */
#define SROM_SZ_MASK 0x03 /* SROM size, 1: 4k, 2: 16k */
#define SROM_BLANK 0x04 /* depreciated in corerev 6 */
#define SROM_OTP 0x80 /* OTP present */
/* SBSDIO_CHIP_CTRL */
#define SBSDIO_CHIP_CTRL_XTAL 0x01 /* or'd with onchip xtal_pu,
* 1: power on oscillator
* (for 4318 only)
*/
/* SBSDIO_WATERMARK */
#define SBSDIO_WATERMARK_MASK 0x7f /* number of words - 1 for sd device
* to wait before sending data to host
*/
/* SBSDIO_DEVICE_CTL */
#define SBSDIO_DEVCTL_SETBUSY 0x01 /* 1: device will assert busy signal when
* receiving CMD53
*/
#define SBSDIO_DEVCTL_SPI_INTR_SYNC 0x02 /* 1: assertion of sdio interrupt is
* synchronous to the sdio clock
*/
#define SBSDIO_DEVCTL_CA_INT_ONLY 0x04 /* 1: mask all interrupts to host
* except the chipActive (rev 8)
*/
#define SBSDIO_DEVCTL_PADS_ISO 0x08 /* 1: isolate internal sdio signals, put
* external pads in tri-state; requires
* sdio bus power cycle to clear (rev 9)
*/
#define SBSDIO_DEVCTL_SB_RST_CTL 0x30 /* Force SD->SB reset mapping (rev 11) */
#define SBSDIO_DEVCTL_RST_CORECTL 0x00 /* Determined by CoreControl bit */
#define SBSDIO_DEVCTL_RST_BPRESET 0x10 /* Force backplane reset */
#define SBSDIO_DEVCTL_RST_NOBPRESET 0x20 /* Force no backplane reset */
/* SBSDIO_FUNC1_CHIPCLKCSR */
#define SBSDIO_FORCE_ALP 0x01 /* Force ALP request to backplane */
#define SBSDIO_FORCE_HT 0x02 /* Force HT request to backplane */
#define SBSDIO_FORCE_ILP 0x04 /* Force ILP request to backplane */
#define SBSDIO_ALP_AVAIL_REQ 0x08 /* Make ALP ready (power up xtal) */
#define SBSDIO_HT_AVAIL_REQ 0x10 /* Make HT ready (power up PLL) */
#define SBSDIO_FORCE_HW_CLKREQ_OFF 0x20 /* Squelch clock requests from HW */
#define SBSDIO_ALP_AVAIL 0x40 /* Status: ALP is ready */
#define SBSDIO_HT_AVAIL 0x80 /* Status: HT is ready */
/* In rev8, actual avail bits followed original docs */
#define SBSDIO_Rev8_HT_AVAIL 0x40
#define SBSDIO_Rev8_ALP_AVAIL 0x80
#define SBSDIO_AVBITS (SBSDIO_HT_AVAIL | SBSDIO_ALP_AVAIL)
#define SBSDIO_ALPAV(regval) ((regval) & SBSDIO_AVBITS)
#define SBSDIO_HTAV(regval) (((regval) & SBSDIO_AVBITS) == SBSDIO_AVBITS)
#define SBSDIO_ALPONLY(regval) (SBSDIO_ALPAV(regval) && !SBSDIO_HTAV(regval))
#define SBSDIO_CLKAV(regval, alponly) (SBSDIO_ALPAV(regval) && \
(alponly ? 1 : SBSDIO_HTAV(regval)))
/* SBSDIO_FUNC1_SDIOPULLUP */
#define SBSDIO_PULLUP_D0 0x01 /* Enable D0/MISO pullup */
#define SBSDIO_PULLUP_D1 0x02 /* Enable D1/INT# pullup */
#define SBSDIO_PULLUP_D2 0x04 /* Enable D2 pullup */
#define SBSDIO_PULLUP_CMD 0x08 /* Enable CMD/MOSI pullup */
#define SBSDIO_PULLUP_ALL 0x0f /* All valid bits */
/* function 1 OCP space */
#define SBSDIO_SB_OFT_ADDR_MASK 0x07FFF /* sb offset addr is <= 15 bits, 32k */
#define SBSDIO_SB_OFT_ADDR_LIMIT 0x08000
#define SBSDIO_SB_ACCESS_2_4B_FLAG 0x08000 /* with b15, maps to 32-bit SB access */
/* some duplication with sbsdpcmdev.h here */
/* valid bits in SBSDIO_FUNC1_SBADDRxxx regs */
#define SBSDIO_SBADDRLOW_MASK 0x80 /* Valid bits in SBADDRLOW */
#define SBSDIO_SBADDRMID_MASK 0xff /* Valid bits in SBADDRMID */
#define SBSDIO_SBADDRHIGH_MASK 0xffU /* Valid bits in SBADDRHIGH */
#define SBSDIO_SBWINDOW_MASK 0xffff8000 /* Address bits from SBADDR regs */
/* direct(mapped) cis space */
#define SBSDIO_CIS_BASE_COMMON 0x1000 /* MAPPED common CIS address */
#define SBSDIO_CIS_SIZE_LIMIT 0x200 /* maximum bytes in one CIS */
#define SBSDIO_OTP_CIS_SIZE_LIMIT 0x078 /* maximum bytes OTP CIS */
#define SBSDIO_CIS_OFT_ADDR_MASK 0x1FFFF /* cis offset addr is < 17 bits */
#define SBSDIO_CIS_MANFID_TUPLE_LEN 6 /* manfid tuple length, include tuple,
* link bytes
*/
/* indirect cis access (in sprom) */
#define SBSDIO_SPROM_CIS_OFFSET 0x8 /* 8 control bytes first, CIS starts from
* 8th byte
*/
#define SBSDIO_BYTEMODE_DATALEN_MAX 64 /* sdio byte mode: maximum length of one
* data command
*/
#define SBSDIO_CORE_ADDR_MASK 0x1FFFF /* sdio core function one address mask */
/* corecontrol */
#define CC_CISRDY (1 << 0) /* CIS Ready */
#define CC_BPRESEN (1 << 1) /* CCCR RES signal */
#define CC_F2RDY (1 << 2) /* set CCCR IOR2 bit */
#define CC_CLRPADSISO (1 << 3) /* clear SDIO pads isolation */
#define CC_XMTDATAAVAIL_MODE (1 << 4)
#define CC_XMTDATAAVAIL_CTRL (1 << 5)
/* corestatus */
#define CS_PCMCIAMODE (1 << 0) /* Device Mode; 0=SDIO, 1=PCMCIA */
#define CS_SMARTDEV (1 << 1) /* 1=smartDev enabled */
#define CS_F2ENABLED (1 << 2) /* 1=host has enabled the device */
#define PCMCIA_MES_PA_MASK 0x7fff /* PCMCIA Message Portal Address Mask */
#define PCMCIA_MES_PM_MASK 0x7fff /* PCMCIA Message Portal Mask Mask */
#define PCMCIA_WFBC_MASK 0xffff /* PCMCIA Write Frame Byte Count Mask */
#define PCMCIA_UT_MASK 0x07ff /* PCMCIA Underflow Timer Mask */
/* intstatus */
#define I_SMB_SW0 (1 << 0) /* To SB Mail S/W interrupt 0 */
#define I_SMB_SW1 (1 << 1) /* To SB Mail S/W interrupt 1 */
#define I_SMB_SW2 (1 << 2) /* To SB Mail S/W interrupt 2 */
#define I_SMB_SW3 (1 << 3) /* To SB Mail S/W interrupt 3 */
#define I_SMB_SW_MASK 0x0000000f /* To SB Mail S/W interrupts mask */
#define I_SMB_SW_SHIFT 0 /* To SB Mail S/W interrupts shift */
#define I_HMB_SW0 (1 << 4) /* To Host Mail S/W interrupt 0 */
#define I_HMB_SW1 (1 << 5) /* To Host Mail S/W interrupt 1 */
#define I_HMB_SW2 (1 << 6) /* To Host Mail S/W interrupt 2 */
#define I_HMB_SW3 (1 << 7) /* To Host Mail S/W interrupt 3 */
#define I_HMB_SW_MASK 0x000000f0 /* To Host Mail S/W interrupts mask */
#define I_HMB_SW_SHIFT 4 /* To Host Mail S/W interrupts shift */
#define I_WR_OOSYNC (1 << 8) /* Write Frame Out Of Sync */
#define I_RD_OOSYNC (1 << 9) /* Read Frame Out Of Sync */
#define I_PC (1 << 10) /* descriptor error */
#define I_PD (1 << 11) /* data error */
#define I_DE (1 << 12) /* Descriptor protocol Error */
#define I_RU (1 << 13) /* Receive descriptor Underflow */
#define I_RO (1 << 14) /* Receive fifo Overflow */
#define I_XU (1 << 15) /* Transmit fifo Underflow */
#define I_RI (1 << 16) /* Receive Interrupt */
#define I_BUSPWR (1 << 17) /* SDIO Bus Power Change (rev 9) */
#define I_XMTDATA_AVAIL (1 << 23) /* bits in fifo */
#define I_XI (1 << 24) /* Transmit Interrupt */
#define I_RF_TERM (1 << 25) /* Read Frame Terminate */
#define I_WF_TERM (1 << 26) /* Write Frame Terminate */
#define I_PCMCIA_XU (1 << 27) /* PCMCIA Transmit FIFO Underflow */
#define I_SBINT (1 << 28) /* sbintstatus Interrupt */
#define I_CHIPACTIVE (1 << 29) /* chip from doze to active state */
#define I_SRESET (1 << 30) /* CCCR RES interrupt */
#define I_IOE2 (1U << 31) /* CCCR IOE2 Bit Changed */
#define I_ERRORS (I_PC | I_PD | I_DE | I_RU | I_RO | I_XU)
#define I_DMA (I_RI | I_XI | I_ERRORS)
/* sbintstatus */
#define I_SB_SERR (1 << 8) /* Backplane SError (write) */
#define I_SB_RESPERR (1 << 9) /* Backplane Response Error (read) */
#define I_SB_SPROMERR (1 << 10) /* Error accessing the sprom */
/* sdioaccess */
#define SDA_DATA_MASK 0x000000ff /* Read/Write Data Mask */
#define SDA_ADDR_MASK 0x000fff00 /* Read/Write Address Mask */
#define SDA_ADDR_SHIFT 8 /* Read/Write Address Shift */
#define SDA_WRITE 0x01000000 /* Write bit */
#define SDA_READ 0x00000000 /* Write bit cleared for Read */
#define SDA_BUSY 0x80000000 /* Busy bit */
/* sdioaccess-accessible register address spaces */
#define SDA_CCCR_SPACE 0x000 /* CCCR register space */
#define SDA_F1_FBR_SPACE 0x100 /* F1 FBR register space */
#define SDA_F2_FBR_SPACE 0x200 /* F2 FBR register space */
#define SDA_F1_REG_SPACE 0x300 /* F1 core-specific register space */
/* SDA_F1_REG_SPACE sdioaccess-accessible F1 reg space register offsets */
#define SDA_CHIPCONTROLDATA 0x006 /* ChipControlData */
#define SDA_CHIPCONTROLENAB 0x007 /* ChipControlEnable */
#define SDA_F2WATERMARK 0x008 /* Function 2 Watermark */
#define SDA_DEVICECONTROL 0x009 /* DeviceControl */
#define SDA_SBADDRLOW 0x00a /* SbAddrLow */
#define SDA_SBADDRMID 0x00b /* SbAddrMid */
#define SDA_SBADDRHIGH 0x00c /* SbAddrHigh */
#define SDA_FRAMECTRL 0x00d /* FrameCtrl */
#define SDA_CHIPCLOCKCSR 0x00e /* ChipClockCSR */
#define SDA_SDIOPULLUP 0x00f /* SdioPullUp */
#define SDA_SDIOWRFRAMEBCLOW 0x019 /* SdioWrFrameBCLow */
#define SDA_SDIOWRFRAMEBCHIGH 0x01a /* SdioWrFrameBCHigh */
#define SDA_SDIORDFRAMEBCLOW 0x01b /* SdioRdFrameBCLow */
#define SDA_SDIORDFRAMEBCHIGH 0x01c /* SdioRdFrameBCHigh */
/* SDA_F2WATERMARK */
#define SDA_F2WATERMARK_MASK 0x7f /* F2Watermark Mask */
/* SDA_SBADDRLOW */
#define SDA_SBADDRLOW_MASK 0x80 /* SbAddrLow Mask */
/* SDA_SBADDRMID */
#define SDA_SBADDRMID_MASK 0xff /* SbAddrMid Mask */
/* SDA_SBADDRHIGH */
#define SDA_SBADDRHIGH_MASK 0xff /* SbAddrHigh Mask */
/* SDA_FRAMECTRL */
#define SFC_RF_TERM (1 << 0) /* Read Frame Terminate */
#define SFC_WF_TERM (1 << 1) /* Write Frame Terminate */
#define SFC_CRC4WOOS (1 << 2) /* CRC error for write out of sync */
#define SFC_ABORTALL (1 << 3) /* Abort all in-progress frames */
/* pcmciaframectrl */
#define PFC_RF_TERM (1 << 0) /* Read Frame Terminate */
#define PFC_WF_TERM (1 << 1) /* Write Frame Terminate */
/* intrcvlazy */
#define IRL_TO_MASK 0x00ffffff /* timeout */
#define IRL_FC_MASK 0xff000000 /* frame count */
#define IRL_FC_SHIFT 24 /* frame count */
/* rx header flags */
#define RXF_CRC 0x0001 /* CRC error detected */
#define RXF_WOOS 0x0002 /* write frame out of sync */
#define RXF_WF_TERM 0x0004 /* write frame terminated */
#define RXF_ABORT 0x0008 /* write frame aborted */
#define RXF_DISCARD (RXF_CRC | RXF_WOOS | RXF_WF_TERM | RXF_ABORT)
/* HW frame tag */
#define SDPCM_FRAMETAG_LEN 4 /* 2 bytes len, 2 bytes check val */
/* cpp contortions to concatenate w/arg prescan */
#ifndef PAD
#define _PADLINE(line) pad ## line
#define _XSTR(line) _PADLINE(line)
#define PAD _XSTR(__LINE__)
#endif /* PAD */
/* core registers */
struct sdpcmd_regs {
u32 corecontrol; /* 0x00, rev8 */
u32 corestatus; /* rev8 */
u32 PAD[1];
u32 biststatus; /* rev8 */
/* PCMCIA access */
u16 pcmciamesportaladdr; /* 0x010, rev8 */
u16 PAD[1];
u16 pcmciamesportalmask; /* rev8 */
u16 PAD[1];
u16 pcmciawrframebc; /* rev8 */
u16 PAD[1];
u16 pcmciaunderflowtimer; /* rev8 */
u16 PAD[1];
/* interrupt */
u32 intstatus; /* 0x020, rev8 */
u32 hostintmask; /* rev8 */
u32 intmask; /* rev8 */
u32 sbintstatus; /* rev8 */
u32 sbintmask; /* rev8 */
u32 funcintmask; /* rev4 */
u32 PAD[2];
u32 tosbmailbox; /* 0x040, rev8 */
u32 tohostmailbox; /* rev8 */
u32 tosbmailboxdata; /* rev8 */
u32 tohostmailboxdata; /* rev8 */
/* synchronized access to registers in SDIO clock domain */
u32 sdioaccess; /* 0x050, rev8 */
u32 PAD[3];
/* PCMCIA frame control */
u8 pcmciaframectrl; /* 0x060, rev8 */
u8 PAD[3];
u8 pcmciawatermark; /* rev8 */
u8 PAD[155];
/* interrupt batching control */
u32 intrcvlazy; /* 0x100, rev8 */
u32 PAD[3];
/* counters */
u32 cmd52rd; /* 0x110, rev8 */
u32 cmd52wr; /* rev8 */
u32 cmd53rd; /* rev8 */
u32 cmd53wr; /* rev8 */
u32 abort; /* rev8 */
u32 datacrcerror; /* rev8 */
u32 rdoutofsync; /* rev8 */
u32 wroutofsync; /* rev8 */
u32 writebusy; /* rev8 */
u32 readwait; /* rev8 */
u32 readterm; /* rev8 */
u32 writeterm; /* rev8 */
u32 PAD[40];
u32 clockctlstatus; /* rev8 */
u32 PAD[7];
u32 PAD[128]; /* DMA engines */
/* SDIO/PCMCIA CIS region */
char cis[512]; /* 0x400-0x5ff, rev6 */
/* PCMCIA function control registers */
char pcmciafcr[256]; /* 0x600-6ff, rev6 */
u16 PAD[55];
/* PCMCIA backplane access */
u16 backplanecsr; /* 0x76E, rev6 */
u16 backplaneaddr0; /* rev6 */
u16 backplaneaddr1; /* rev6 */
u16 backplaneaddr2; /* rev6 */
u16 backplaneaddr3; /* rev6 */
u16 backplanedata0; /* rev6 */
u16 backplanedata1; /* rev6 */
u16 backplanedata2; /* rev6 */
u16 backplanedata3; /* rev6 */
u16 PAD[31];
/* sprom "size" & "blank" info */
u16 spromstatus; /* 0x7BE, rev2 */
u32 PAD[464];
u16 PAD[0x80];
};
#endif /* _SBSDIO_H */