writeback: split writeback_inodes_wb

[linux-2.6/next.git] / include / linux / ssb / ssb_driver_chipcommon.h

#ifndef LINUX_SSB_CHIPCO_H_
#define LINUX_SSB_CHIPCO_H_

/* SonicsSiliconBackplane CHIPCOMMON core hardware definitions
 *
 * The chipcommon core provides chip identification, SB control,
 * jtag, 0/1/2 uarts, clock frequency control, a watchdog interrupt timer,
 * gpio interface, extbus, and support for serial and parallel flashes.
 *
 * Copyright 2005, Broadcom Corporation
 * Copyright 2006, Michael Buesch <mb@bu3sch.de>
 *
 * Licensed under the GPL version 2. See COPYING for details.
 */

/** ChipCommon core registers. **/

#define SSB_CHIPCO_CHIPID               0x0000
#define  SSB_CHIPCO_IDMASK              0x0000FFFF
#define  SSB_CHIPCO_REVMASK             0x000F0000
#define  SSB_CHIPCO_REVSHIFT            16
#define  SSB_CHIPCO_PACKMASK            0x00F00000
#define  SSB_CHIPCO_PACKSHIFT           20
#define  SSB_CHIPCO_NRCORESMASK         0x0F000000
#define  SSB_CHIPCO_NRCORESSHIFT        24
#define SSB_CHIPCO_CAP                  0x0004          /* Capabilities */
#define  SSB_CHIPCO_CAP_NRUART          0x00000003      /* # of UARTs */
#define  SSB_CHIPCO_CAP_MIPSEB          0x00000004      /* MIPS in BigEndian Mode */
#define  SSB_CHIPCO_CAP_UARTCLK         0x00000018      /* UART clock select */
#define   SSB_CHIPCO_CAP_UARTCLK_INT    0x00000008      /* UARTs are driven by internal divided clock */
#define  SSB_CHIPCO_CAP_UARTGPIO        0x00000020      /* UARTs on GPIO 15-12 */
#define  SSB_CHIPCO_CAP_EXTBUS          0x000000C0      /* External buses present */
#define  SSB_CHIPCO_CAP_FLASHT          0x00000700      /* Flash Type */
#define   SSB_CHIPCO_FLASHT_NONE        0x00000000      /* No flash */
#define   SSB_CHIPCO_FLASHT_STSER       0x00000100      /* ST serial flash */
#define   SSB_CHIPCO_FLASHT_ATSER       0x00000200      /* Atmel serial flash */
#define   SSB_CHIPCO_FLASHT_PARA        0x00000700      /* Parallel flash */
#define  SSB_CHIPCO_CAP_PLLT            0x00038000      /* PLL Type */
#define   SSB_PLLTYPE_NONE              0x00000000
#define   SSB_PLLTYPE_1                 0x00010000      /* 48Mhz base, 3 dividers */
#define   SSB_PLLTYPE_2                 0x00020000      /* 48Mhz, 4 dividers */
#define   SSB_PLLTYPE_3                 0x00030000      /* 25Mhz, 2 dividers */
#define   SSB_PLLTYPE_4                 0x00008000      /* 48Mhz, 4 dividers */
#define   SSB_PLLTYPE_5                 0x00018000      /* 25Mhz, 4 dividers */
#define   SSB_PLLTYPE_6                 0x00028000      /* 100/200 or 120/240 only */
#define   SSB_PLLTYPE_7                 0x00038000      /* 25Mhz, 4 dividers */
#define  SSB_CHIPCO_CAP_PCTL            0x00040000      /* Power Control */
#define  SSB_CHIPCO_CAP_OTPS            0x00380000      /* OTP size */
#define  SSB_CHIPCO_CAP_OTPS_SHIFT      19
#define  SSB_CHIPCO_CAP_OTPS_BASE       5
#define  SSB_CHIPCO_CAP_JTAGM           0x00400000      /* JTAG master present */
#define  SSB_CHIPCO_CAP_BROM            0x00800000      /* Internal boot ROM active */
#define  SSB_CHIPCO_CAP_64BIT           0x08000000      /* 64-bit Backplane */
#define  SSB_CHIPCO_CAP_PMU             0x10000000      /* PMU available (rev >= 20) */
#define  SSB_CHIPCO_CAP_ECI             0x20000000      /* ECI available (rev >= 20) */
#define  SSB_CHIPCO_CAP_SPROM           0x40000000      /* SPROM present */
#define SSB_CHIPCO_CORECTL              0x0008
#define  SSB_CHIPCO_CORECTL_UARTCLK0    0x00000001      /* Drive UART with internal clock */
#define  SSB_CHIPCO_CORECTL_SE          0x00000002      /* sync clk out enable (corerev >= 3) */
#define  SSB_CHIPCO_CORECTL_UARTCLKEN   0x00000008      /* UART clock enable (rev >= 21) */
#define SSB_CHIPCO_BIST                 0x000C
#define SSB_CHIPCO_OTPS                 0x0010          /* OTP status */
#define  SSB_CHIPCO_OTPS_PROGFAIL       0x80000000
#define  SSB_CHIPCO_OTPS_PROTECT        0x00000007
#define  SSB_CHIPCO_OTPS_HW_PROTECT     0x00000001
#define  SSB_CHIPCO_OTPS_SW_PROTECT     0x00000002
#define  SSB_CHIPCO_OTPS_CID_PROTECT    0x00000004
#define SSB_CHIPCO_OTPC                 0x0014          /* OTP control */
#define  SSB_CHIPCO_OTPC_RECWAIT        0xFF000000
#define  SSB_CHIPCO_OTPC_PROGWAIT       0x00FFFF00
#define  SSB_CHIPCO_OTPC_PRW_SHIFT      8
#define  SSB_CHIPCO_OTPC_MAXFAIL        0x00000038
#define  SSB_CHIPCO_OTPC_VSEL           0x00000006
#define  SSB_CHIPCO_OTPC_SELVL          0x00000001
#define SSB_CHIPCO_OTPP                 0x0018          /* OTP prog */
#define  SSB_CHIPCO_OTPP_COL            0x000000FF
#define  SSB_CHIPCO_OTPP_ROW            0x0000FF00
#define  SSB_CHIPCO_OTPP_ROW_SHIFT      8
#define  SSB_CHIPCO_OTPP_READERR        0x10000000
#define  SSB_CHIPCO_OTPP_VALUE          0x20000000
#define  SSB_CHIPCO_OTPP_READ           0x40000000
#define  SSB_CHIPCO_OTPP_START          0x80000000
#define  SSB_CHIPCO_OTPP_BUSY           0x80000000
#define SSB_CHIPCO_IRQSTAT              0x0020
#define SSB_CHIPCO_IRQMASK              0x0024
#define  SSB_CHIPCO_IRQ_GPIO            0x00000001      /* gpio intr */
#define  SSB_CHIPCO_IRQ_EXT             0x00000002      /* ro: ext intr pin (corerev >= 3) */
#define  SSB_CHIPCO_IRQ_WDRESET         0x80000000      /* watchdog reset occurred */
#define SSB_CHIPCO_CHIPCTL              0x0028          /* Rev >= 11 only */
#define SSB_CHIPCO_CHIPSTAT             0x002C          /* Rev >= 11 only */
#define SSB_CHIPCO_JCMD                 0x0030          /* Rev >= 10 only */
#define  SSB_CHIPCO_JCMD_START          0x80000000
#define  SSB_CHIPCO_JCMD_BUSY           0x80000000
#define  SSB_CHIPCO_JCMD_PAUSE          0x40000000
#define  SSB_CHIPCO_JCMD0_ACC_MASK      0x0000F000
#define  SSB_CHIPCO_JCMD0_ACC_IRDR      0x00000000
#define  SSB_CHIPCO_JCMD0_ACC_DR        0x00001000
#define  SSB_CHIPCO_JCMD0_ACC_IR        0x00002000
#define  SSB_CHIPCO_JCMD0_ACC_RESET     0x00003000
#define  SSB_CHIPCO_JCMD0_ACC_IRPDR     0x00004000
#define  SSB_CHIPCO_JCMD0_ACC_PDR       0x00005000
#define  SSB_CHIPCO_JCMD0_IRW_MASK      0x00000F00
#define  SSB_CHIPCO_JCMD_ACC_MASK       0x000F0000      /* Changes for corerev 11 */
#define  SSB_CHIPCO_JCMD_ACC_IRDR       0x00000000
#define  SSB_CHIPCO_JCMD_ACC_DR         0x00010000
#define  SSB_CHIPCO_JCMD_ACC_IR         0x00020000
#define  SSB_CHIPCO_JCMD_ACC_RESET      0x00030000
#define  SSB_CHIPCO_JCMD_ACC_IRPDR      0x00040000
#define  SSB_CHIPCO_JCMD_ACC_PDR        0x00050000
#define  SSB_CHIPCO_JCMD_IRW_MASK       0x00001F00
#define  SSB_CHIPCO_JCMD_IRW_SHIFT      8
#define  SSB_CHIPCO_JCMD_DRW_MASK       0x0000003F
#define SSB_CHIPCO_JIR                  0x0034          /* Rev >= 10 only */
#define SSB_CHIPCO_JDR                  0x0038          /* Rev >= 10 only */
#define SSB_CHIPCO_JCTL                 0x003C          /* Rev >= 10 only */
#define  SSB_CHIPCO_JCTL_FORCE_CLK      4               /* Force clock */
#define  SSB_CHIPCO_JCTL_EXT_EN         2               /* Enable external targets */
#define  SSB_CHIPCO_JCTL_EN             1               /* Enable Jtag master */
#define SSB_CHIPCO_FLASHCTL             0x0040
#define  SSB_CHIPCO_FLASHCTL_START      0x80000000
#define  SSB_CHIPCO_FLASHCTL_BUSY       SSB_CHIPCO_FLASHCTL_START
#define SSB_CHIPCO_FLASHADDR            0x0044
#define SSB_CHIPCO_FLASHDATA            0x0048
#define SSB_CHIPCO_BCAST_ADDR           0x0050
#define SSB_CHIPCO_BCAST_DATA           0x0054
#define SSB_CHIPCO_GPIOIN               0x0060
#define SSB_CHIPCO_GPIOOUT              0x0064
#define SSB_CHIPCO_GPIOOUTEN            0x0068
#define SSB_CHIPCO_GPIOCTL              0x006C
#define SSB_CHIPCO_GPIOPOL              0x0070
#define SSB_CHIPCO_GPIOIRQ              0x0074
#define SSB_CHIPCO_WATCHDOG             0x0080
#define SSB_CHIPCO_GPIOTIMER            0x0088          /* LED powersave (corerev >= 16) */
#define  SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT      16
#define SSB_CHIPCO_GPIOTOUTM            0x008C          /* LED powersave (corerev >= 16) */
#define SSB_CHIPCO_CLOCK_N              0x0090
#define SSB_CHIPCO_CLOCK_SB             0x0094
#define SSB_CHIPCO_CLOCK_PCI            0x0098
#define SSB_CHIPCO_CLOCK_M2             0x009C
#define SSB_CHIPCO_CLOCK_MIPS           0x00A0
#define SSB_CHIPCO_CLKDIV               0x00A4          /* Rev >= 3 only */
#define  SSB_CHIPCO_CLKDIV_SFLASH       0x0F000000
#define  SSB_CHIPCO_CLKDIV_SFLASH_SHIFT 24
#define  SSB_CHIPCO_CLKDIV_OTP          0x000F0000
#define  SSB_CHIPCO_CLKDIV_OTP_SHIFT    16
#define  SSB_CHIPCO_CLKDIV_JTAG         0x00000F00
#define  SSB_CHIPCO_CLKDIV_JTAG_SHIFT   8
#define  SSB_CHIPCO_CLKDIV_UART         0x000000FF
#define SSB_CHIPCO_PLLONDELAY           0x00B0          /* Rev >= 4 only */
#define SSB_CHIPCO_FREFSELDELAY         0x00B4          /* Rev >= 4 only */
#define SSB_CHIPCO_SLOWCLKCTL           0x00B8          /* 6 <= Rev <= 9 only */
#define  SSB_CHIPCO_SLOWCLKCTL_SRC      0x00000007      /* slow clock source mask */
#define   SSB_CHIPCO_SLOWCLKCTL_SRC_LPO         0x00000000      /* source of slow clock is LPO */
#define   SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL        0x00000001      /* source of slow clock is crystal */
#define   SSB_CHIPCO_SLOECLKCTL_SRC_PCI         0x00000002      /* source of slow clock is PCI */
#define  SSB_CHIPCO_SLOWCLKCTL_LPOFREQ  0x00000200      /* LPOFreqSel, 1: 160Khz, 0: 32KHz */
#define  SSB_CHIPCO_SLOWCLKCTL_LPOPD    0x00000400      /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */
#define  SSB_CHIPCO_SLOWCLKCTL_FSLOW    0x00000800      /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */
#define  SSB_CHIPCO_SLOWCLKCTL_IPLL     0x00001000      /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */
#define  SSB_CHIPCO_SLOWCLKCTL_ENXTAL   0x00002000      /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */
#define  SSB_CHIPCO_SLOWCLKCTL_XTALPU   0x00004000      /* XtalPU (RO), 1/0: crystal running/disabled */
#define  SSB_CHIPCO_SLOWCLKCTL_CLKDIV   0xFFFF0000      /* ClockDivider (SlowClk = 1/(4+divisor)) */
#define  SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT     16
#define SSB_CHIPCO_SYSCLKCTL            0x00C0          /* Rev >= 3 only */
#define  SSB_CHIPCO_SYSCLKCTL_IDLPEN    0x00000001      /* ILPen: Enable Idle Low Power */
#define  SSB_CHIPCO_SYSCLKCTL_ALPEN     0x00000002      /* ALPen: Enable Active Low Power */
#define  SSB_CHIPCO_SYSCLKCTL_PLLEN     0x00000004      /* ForcePLLOn */
#define  SSB_CHIPCO_SYSCLKCTL_FORCEALP  0x00000008      /* Force ALP (or HT if ALPen is not set */
#define  SSB_CHIPCO_SYSCLKCTL_FORCEHT   0x00000010      /* Force HT */
#define  SSB_CHIPCO_SYSCLKCTL_CLKDIV    0xFFFF0000      /* ClkDiv  (ILP = 1/(4+divisor)) */
#define  SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT      16
#define SSB_CHIPCO_CLKSTSTR             0x00C4          /* Rev >= 3 only */
#define SSB_CHIPCO_PCMCIA_CFG           0x0100
#define SSB_CHIPCO_PCMCIA_MEMWAIT       0x0104
#define SSB_CHIPCO_PCMCIA_ATTRWAIT      0x0108
#define SSB_CHIPCO_PCMCIA_IOWAIT        0x010C
#define SSB_CHIPCO_IDE_CFG              0x0110
#define SSB_CHIPCO_IDE_MEMWAIT          0x0114
#define SSB_CHIPCO_IDE_ATTRWAIT         0x0118
#define SSB_CHIPCO_IDE_IOWAIT           0x011C
#define SSB_CHIPCO_PROG_CFG             0x0120
#define SSB_CHIPCO_PROG_WAITCNT         0x0124
#define SSB_CHIPCO_FLASH_CFG            0x0128
#define SSB_CHIPCO_FLASH_WAITCNT        0x012C
#define SSB_CHIPCO_CLKCTLST             0x01E0 /* Clock control and status (rev >= 20) */
#define  SSB_CHIPCO_CLKCTLST_FORCEALP   0x00000001 /* Force ALP request */
#define  SSB_CHIPCO_CLKCTLST_FORCEHT    0x00000002 /* Force HT request */
#define  SSB_CHIPCO_CLKCTLST_FORCEILP   0x00000004 /* Force ILP request */
#define  SSB_CHIPCO_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */
#define  SSB_CHIPCO_CLKCTLST_HAVEHTREQ  0x00000010 /* HT available request */
#define  SSB_CHIPCO_CLKCTLST_HWCROFF    0x00000020 /* Force HW clock request off */
#define  SSB_CHIPCO_CLKCTLST_HAVEHT     0x00010000 /* HT available */
#define  SSB_CHIPCO_CLKCTLST_HAVEALP    0x00020000 /* APL available */
#define SSB_CHIPCO_HW_WORKAROUND        0x01E4 /* Hardware workaround (rev >= 20) */
#define SSB_CHIPCO_UART0_DATA           0x0300
#define SSB_CHIPCO_UART0_IMR            0x0304
#define SSB_CHIPCO_UART0_FCR            0x0308
#define SSB_CHIPCO_UART0_LCR            0x030C
#define SSB_CHIPCO_UART0_MCR            0x0310
#define SSB_CHIPCO_UART0_LSR            0x0314
#define SSB_CHIPCO_UART0_MSR            0x0318
#define SSB_CHIPCO_UART0_SCRATCH        0x031C
#define SSB_CHIPCO_UART1_DATA           0x0400
#define SSB_CHIPCO_UART1_IMR            0x0404
#define SSB_CHIPCO_UART1_FCR            0x0408
#define SSB_CHIPCO_UART1_LCR            0x040C
#define SSB_CHIPCO_UART1_MCR            0x0410
#define SSB_CHIPCO_UART1_LSR            0x0414
#define SSB_CHIPCO_UART1_MSR            0x0418
#define SSB_CHIPCO_UART1_SCRATCH        0x041C
/* PMU registers (rev >= 20) */
#define SSB_CHIPCO_PMU_CTL                      0x0600 /* PMU control */
#define  SSB_CHIPCO_PMU_CTL_ILP_DIV             0xFFFF0000 /* ILP div mask */
#define  SSB_CHIPCO_PMU_CTL_ILP_DIV_SHIFT       16
#define  SSB_CHIPCO_PMU_CTL_NOILPONW            0x00000200 /* No ILP on wait */
#define  SSB_CHIPCO_PMU_CTL_HTREQEN             0x00000100 /* HT req enable */
#define  SSB_CHIPCO_PMU_CTL_ALPREQEN            0x00000080 /* ALP req enable */
#define  SSB_CHIPCO_PMU_CTL_XTALFREQ            0x0000007C /* Crystal freq */
#define  SSB_CHIPCO_PMU_CTL_XTALFREQ_SHIFT      2
#define  SSB_CHIPCO_PMU_CTL_ILPDIVEN            0x00000002 /* ILP div enable */
#define  SSB_CHIPCO_PMU_CTL_LPOSEL              0x00000001 /* LPO sel */
#define SSB_CHIPCO_PMU_CAP                      0x0604 /* PMU capabilities */
#define  SSB_CHIPCO_PMU_CAP_REVISION            0x000000FF /* Revision mask */
#define SSB_CHIPCO_PMU_STAT                     0x0608 /* PMU status */
#define  SSB_CHIPCO_PMU_STAT_INTPEND            0x00000040 /* Interrupt pending */
#define  SSB_CHIPCO_PMU_STAT_SBCLKST            0x00000030 /* Backplane clock status? */
#define  SSB_CHIPCO_PMU_STAT_HAVEALP            0x00000008 /* ALP available */
#define  SSB_CHIPCO_PMU_STAT_HAVEHT             0x00000004 /* HT available */
#define  SSB_CHIPCO_PMU_STAT_RESINIT            0x00000003 /* Res init */
#define SSB_CHIPCO_PMU_RES_STAT                 0x060C /* PMU res status */
#define SSB_CHIPCO_PMU_RES_PEND                 0x0610 /* PMU res pending */
#define SSB_CHIPCO_PMU_TIMER                    0x0614 /* PMU timer */
#define SSB_CHIPCO_PMU_MINRES_MSK               0x0618 /* PMU min res mask */
#define SSB_CHIPCO_PMU_MAXRES_MSK               0x061C /* PMU max res mask */
#define SSB_CHIPCO_PMU_RES_TABSEL               0x0620 /* PMU res table sel */
#define SSB_CHIPCO_PMU_RES_DEPMSK               0x0624 /* PMU res dep mask */
#define SSB_CHIPCO_PMU_RES_UPDNTM               0x0628 /* PMU res updown timer */
#define SSB_CHIPCO_PMU_RES_TIMER                0x062C /* PMU res timer */
#define SSB_CHIPCO_PMU_CLKSTRETCH               0x0630 /* PMU clockstretch */
#define SSB_CHIPCO_PMU_WATCHDOG                 0x0634 /* PMU watchdog */
#define SSB_CHIPCO_PMU_RES_REQTS                0x0640 /* PMU res req timer sel */
#define SSB_CHIPCO_PMU_RES_REQT                 0x0644 /* PMU res req timer */
#define SSB_CHIPCO_PMU_RES_REQM                 0x0648 /* PMU res req mask */
#define SSB_CHIPCO_CHIPCTL_ADDR                 0x0650
#define SSB_CHIPCO_CHIPCTL_DATA                 0x0654
#define SSB_CHIPCO_REGCTL_ADDR                  0x0658
#define SSB_CHIPCO_REGCTL_DATA                  0x065C
#define SSB_CHIPCO_PLLCTL_ADDR                  0x0660
#define SSB_CHIPCO_PLLCTL_DATA                  0x0664



/** PMU PLL registers */

/* PMU rev 0 PLL registers */
#define SSB_PMU0_PLLCTL0                        0
#define  SSB_PMU0_PLLCTL0_PDIV_MSK              0x00000001
#define  SSB_PMU0_PLLCTL0_PDIV_FREQ             25000 /* kHz */
#define SSB_PMU0_PLLCTL1                        1
#define  SSB_PMU0_PLLCTL1_WILD_IMSK             0xF0000000 /* Wild int mask (low nibble) */
#define  SSB_PMU0_PLLCTL1_WILD_IMSK_SHIFT       28
#define  SSB_PMU0_PLLCTL1_WILD_FMSK             0x0FFFFF00 /* Wild frac mask */
#define  SSB_PMU0_PLLCTL1_WILD_FMSK_SHIFT       8
#define  SSB_PMU0_PLLCTL1_STOPMOD               0x00000040 /* Stop mod */
#define SSB_PMU0_PLLCTL2                        2
#define  SSB_PMU0_PLLCTL2_WILD_IMSKHI           0x0000000F /* Wild int mask (high nibble) */
#define  SSB_PMU0_PLLCTL2_WILD_IMSKHI_SHIFT     0

/* PMU rev 1 PLL registers */
#define SSB_PMU1_PLLCTL0                        0
#define  SSB_PMU1_PLLCTL0_P1DIV                 0x00F00000 /* P1 div */
#define  SSB_PMU1_PLLCTL0_P1DIV_SHIFT           20
#define  SSB_PMU1_PLLCTL0_P2DIV                 0x0F000000 /* P2 div */
#define  SSB_PMU1_PLLCTL0_P2DIV_SHIFT           24
#define SSB_PMU1_PLLCTL1                        1
#define  SSB_PMU1_PLLCTL1_M1DIV                 0x000000FF /* M1 div */
#define  SSB_PMU1_PLLCTL1_M1DIV_SHIFT           0
#define  SSB_PMU1_PLLCTL1_M2DIV                 0x0000FF00 /* M2 div */
#define  SSB_PMU1_PLLCTL1_M2DIV_SHIFT           8
#define  SSB_PMU1_PLLCTL1_M3DIV                 0x00FF0000 /* M3 div */
#define  SSB_PMU1_PLLCTL1_M3DIV_SHIFT           16
#define  SSB_PMU1_PLLCTL1_M4DIV                 0xFF000000 /* M4 div */
#define  SSB_PMU1_PLLCTL1_M4DIV_SHIFT           24
#define SSB_PMU1_PLLCTL2                        2
#define  SSB_PMU1_PLLCTL2_M5DIV                 0x000000FF /* M5 div */
#define  SSB_PMU1_PLLCTL2_M5DIV_SHIFT           0
#define  SSB_PMU1_PLLCTL2_M6DIV                 0x0000FF00 /* M6 div */
#define  SSB_PMU1_PLLCTL2_M6DIV_SHIFT           8
#define  SSB_PMU1_PLLCTL2_NDIVMODE              0x000E0000 /* NDIV mode */
#define  SSB_PMU1_PLLCTL2_NDIVMODE_SHIFT        17
#define  SSB_PMU1_PLLCTL2_NDIVINT               0x1FF00000 /* NDIV int */
#define  SSB_PMU1_PLLCTL2_NDIVINT_SHIFT         20
#define SSB_PMU1_PLLCTL3                        3
#define  SSB_PMU1_PLLCTL3_NDIVFRAC              0x00FFFFFF /* NDIV frac */
#define  SSB_PMU1_PLLCTL3_NDIVFRAC_SHIFT        0
#define SSB_PMU1_PLLCTL4                        4
#define SSB_PMU1_PLLCTL5                        5
#define  SSB_PMU1_PLLCTL5_CLKDRV                0xFFFFFF00 /* clk drv */
#define  SSB_PMU1_PLLCTL5_CLKDRV_SHIFT          8

/* BCM4312 PLL resource numbers. */
#define SSB_PMURES_4312_SWITCHER_BURST          0
#define SSB_PMURES_4312_SWITCHER_PWM            1
#define SSB_PMURES_4312_PA_REF_LDO              2
#define SSB_PMURES_4312_CORE_LDO_BURST          3
#define SSB_PMURES_4312_CORE_LDO_PWM            4
#define SSB_PMURES_4312_RADIO_LDO               5
#define SSB_PMURES_4312_ILP_REQUEST             6
#define SSB_PMURES_4312_BG_FILTBYP              7
#define SSB_PMURES_4312_TX_FILTBYP              8
#define SSB_PMURES_4312_RX_FILTBYP              9
#define SSB_PMURES_4312_XTAL_PU                 10
#define SSB_PMURES_4312_ALP_AVAIL               11
#define SSB_PMURES_4312_BB_PLL_FILTBYP          12
#define SSB_PMURES_4312_RF_PLL_FILTBYP          13
#define SSB_PMURES_4312_HT_AVAIL                14

/* BCM4325 PLL resource numbers. */
#define SSB_PMURES_4325_BUCK_BOOST_BURST        0
#define SSB_PMURES_4325_CBUCK_BURST             1
#define SSB_PMURES_4325_CBUCK_PWM               2
#define SSB_PMURES_4325_CLDO_CBUCK_BURST        3
#define SSB_PMURES_4325_CLDO_CBUCK_PWM          4
#define SSB_PMURES_4325_BUCK_BOOST_PWM          5
#define SSB_PMURES_4325_ILP_REQUEST             6
#define SSB_PMURES_4325_ABUCK_BURST             7
#define SSB_PMURES_4325_ABUCK_PWM               8
#define SSB_PMURES_4325_LNLDO1_PU               9
#define SSB_PMURES_4325_LNLDO2_PU               10
#define SSB_PMURES_4325_LNLDO3_PU               11
#define SSB_PMURES_4325_LNLDO4_PU               12
#define SSB_PMURES_4325_XTAL_PU                 13
#define SSB_PMURES_4325_ALP_AVAIL               14
#define SSB_PMURES_4325_RX_PWRSW_PU             15
#define SSB_PMURES_4325_TX_PWRSW_PU             16
#define SSB_PMURES_4325_RFPLL_PWRSW_PU          17
#define SSB_PMURES_4325_LOGEN_PWRSW_PU          18
#define SSB_PMURES_4325_AFE_PWRSW_PU            19
#define SSB_PMURES_4325_BBPLL_PWRSW_PU          20
#define SSB_PMURES_4325_HT_AVAIL                21

/* BCM4328 PLL resource numbers. */
#define SSB_PMURES_4328_EXT_SWITCHER_PWM        0
#define SSB_PMURES_4328_BB_SWITCHER_PWM         1
#define SSB_PMURES_4328_BB_SWITCHER_BURST       2
#define SSB_PMURES_4328_BB_EXT_SWITCHER_BURST   3
#define SSB_PMURES_4328_ILP_REQUEST             4
#define SSB_PMURES_4328_RADIO_SWITCHER_PWM      5
#define SSB_PMURES_4328_RADIO_SWITCHER_BURST    6
#define SSB_PMURES_4328_ROM_SWITCH              7
#define SSB_PMURES_4328_PA_REF_LDO              8
#define SSB_PMURES_4328_RADIO_LDO               9
#define SSB_PMURES_4328_AFE_LDO                 10
#define SSB_PMURES_4328_PLL_LDO                 11
#define SSB_PMURES_4328_BG_FILTBYP              12
#define SSB_PMURES_4328_TX_FILTBYP              13
#define SSB_PMURES_4328_RX_FILTBYP              14
#define SSB_PMURES_4328_XTAL_PU                 15
#define SSB_PMURES_4328_XTAL_EN                 16
#define SSB_PMURES_4328_BB_PLL_FILTBYP          17
#define SSB_PMURES_4328_RF_PLL_FILTBYP          18
#define SSB_PMURES_4328_BB_PLL_PU               19

/* BCM5354 PLL resource numbers. */
#define SSB_PMURES_5354_EXT_SWITCHER_PWM        0
#define SSB_PMURES_5354_BB_SWITCHER_PWM         1
#define SSB_PMURES_5354_BB_SWITCHER_BURST       2
#define SSB_PMURES_5354_BB_EXT_SWITCHER_BURST   3
#define SSB_PMURES_5354_ILP_REQUEST             4
#define SSB_PMURES_5354_RADIO_SWITCHER_PWM      5
#define SSB_PMURES_5354_RADIO_SWITCHER_BURST    6
#define SSB_PMURES_5354_ROM_SWITCH              7
#define SSB_PMURES_5354_PA_REF_LDO              8
#define SSB_PMURES_5354_RADIO_LDO               9
#define SSB_PMURES_5354_AFE_LDO                 10
#define SSB_PMURES_5354_PLL_LDO                 11
#define SSB_PMURES_5354_BG_FILTBYP              12
#define SSB_PMURES_5354_TX_FILTBYP              13
#define SSB_PMURES_5354_RX_FILTBYP              14
#define SSB_PMURES_5354_XTAL_PU                 15
#define SSB_PMURES_5354_XTAL_EN                 16
#define SSB_PMURES_5354_BB_PLL_FILTBYP          17
#define SSB_PMURES_5354_RF_PLL_FILTBYP          18
#define SSB_PMURES_5354_BB_PLL_PU               19



/** Chip specific Chip-Status register contents. */
#define SSB_CHIPCO_CHST_4322_SPROM_EXISTS       0x00000040 /* SPROM present */
#define SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL      0x00000003
#define SSB_CHIPCO_CHST_4325_DEFCIS_SEL         0 /* OTP is powered up, use def. CIS, no SPROM */
#define SSB_CHIPCO_CHST_4325_SPROM_SEL          1 /* OTP is powered up, SPROM is present */
#define SSB_CHIPCO_CHST_4325_OTP_SEL            2 /* OTP is powered up, no SPROM */
#define SSB_CHIPCO_CHST_4325_OTP_PWRDN          3 /* OTP is powered down, SPROM is present */
#define SSB_CHIPCO_CHST_4325_SDIO_USB_MODE      0x00000004
#define SSB_CHIPCO_CHST_4325_SDIO_USB_MODE_SHIFT  2
#define SSB_CHIPCO_CHST_4325_RCAL_VALID         0x00000008
#define SSB_CHIPCO_CHST_4325_RCAL_VALID_SHIFT   3
#define SSB_CHIPCO_CHST_4325_RCAL_VALUE         0x000001F0
#define SSB_CHIPCO_CHST_4325_RCAL_VALUE_SHIFT   4
#define SSB_CHIPCO_CHST_4325_PMUTOP_2B          0x00000200 /* 1 for 2b, 0 for to 2a */

/** Macros to determine SPROM presence based on Chip-Status register. */
#define SSB_CHIPCO_CHST_4312_SPROM_PRESENT(status) \
        ((status & SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL) != \
                SSB_CHIPCO_CHST_4325_OTP_SEL)
#define SSB_CHIPCO_CHST_4322_SPROM_PRESENT(status) \
        (status & SSB_CHIPCO_CHST_4322_SPROM_EXISTS)
#define SSB_CHIPCO_CHST_4325_SPROM_PRESENT(status) \
        (((status & SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL) != \
                SSB_CHIPCO_CHST_4325_DEFCIS_SEL) && \
         ((status & SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL) != \
                SSB_CHIPCO_CHST_4325_OTP_SEL))



/** Clockcontrol masks and values **/

/* SSB_CHIPCO_CLOCK_N */
#define SSB_CHIPCO_CLK_N1               0x0000003F      /* n1 control */
#define SSB_CHIPCO_CLK_N2               0x00003F00      /* n2 control */
#define SSB_CHIPCO_CLK_N2_SHIFT         8
#define SSB_CHIPCO_CLK_PLLC             0x000F0000      /* pll control */
#define SSB_CHIPCO_CLK_PLLC_SHIFT       16

/* SSB_CHIPCO_CLOCK_SB/PCI/UART */
#define SSB_CHIPCO_CLK_M1               0x0000003F      /* m1 control */
#define SSB_CHIPCO_CLK_M2               0x00003F00      /* m2 control */
#define SSB_CHIPCO_CLK_M2_SHIFT         8
#define SSB_CHIPCO_CLK_M3               0x003F0000      /* m3 control */
#define SSB_CHIPCO_CLK_M3_SHIFT         16
#define SSB_CHIPCO_CLK_MC               0x1F000000      /* mux control */
#define SSB_CHIPCO_CLK_MC_SHIFT         24

/* N3M Clock control magic field values */
#define SSB_CHIPCO_CLK_F6_2             0x02            /* A factor of 2 in */
#define SSB_CHIPCO_CLK_F6_3             0x03            /* 6-bit fields like */
#define SSB_CHIPCO_CLK_F6_4             0x05            /* N1, M1 or M3 */
#define SSB_CHIPCO_CLK_F6_5             0x09
#define SSB_CHIPCO_CLK_F6_6             0x11
#define SSB_CHIPCO_CLK_F6_7             0x21

#define SSB_CHIPCO_CLK_F5_BIAS          5               /* 5-bit fields get this added */

#define SSB_CHIPCO_CLK_MC_BYPASS        0x08
#define SSB_CHIPCO_CLK_MC_M1            0x04
#define SSB_CHIPCO_CLK_MC_M1M2          0x02
#define SSB_CHIPCO_CLK_MC_M1M2M3        0x01
#define SSB_CHIPCO_CLK_MC_M1M3          0x11

/* Type 2 Clock control magic field values */
#define SSB_CHIPCO_CLK_T2_BIAS          2               /* n1, n2, m1 & m3 bias */
#define SSB_CHIPCO_CLK_T2M2_BIAS        3               /* m2 bias */

#define SSB_CHIPCO_CLK_T2MC_M1BYP       1
#define SSB_CHIPCO_CLK_T2MC_M2BYP       2
#define SSB_CHIPCO_CLK_T2MC_M3BYP       4

/* Type 6 Clock control magic field values */
#define SSB_CHIPCO_CLK_T6_MMASK         1               /* bits of interest in m */
#define SSB_CHIPCO_CLK_T6_M0            120000000       /* sb clock for m = 0 */
#define SSB_CHIPCO_CLK_T6_M1            100000000       /* sb clock for m = 1 */
#define SSB_CHIPCO_CLK_SB2MIPS_T6(sb)   (2 * (sb))

/* Common clock base */
#define SSB_CHIPCO_CLK_BASE1            24000000        /* Half the clock freq */
#define SSB_CHIPCO_CLK_BASE2            12500000        /* Alternate crystal on some PLL's */

/* Clock control values for 200Mhz in 5350 */
#define SSB_CHIPCO_CLK_5350_N           0x0311
#define SSB_CHIPCO_CLK_5350_M           0x04020009


/** Bits in the config registers **/

#define SSB_CHIPCO_CFG_EN               0x0001          /* Enable */
#define SSB_CHIPCO_CFG_EXTM             0x000E          /* Extif Mode */
#define  SSB_CHIPCO_CFG_EXTM_ASYNC      0x0002          /* Async/Parallel flash */
#define  SSB_CHIPCO_CFG_EXTM_SYNC       0x0004          /* Synchronous */
#define  SSB_CHIPCO_CFG_EXTM_PCMCIA     0x0008          /* PCMCIA */
#define  SSB_CHIPCO_CFG_EXTM_IDE        0x000A          /* IDE */
#define SSB_CHIPCO_CFG_DS16             0x0010          /* Data size, 0=8bit, 1=16bit */
#define SSB_CHIPCO_CFG_CLKDIV           0x0060          /* Sync: Clock divisor */
#define SSB_CHIPCO_CFG_CLKEN            0x0080          /* Sync: Clock enable */
#define SSB_CHIPCO_CFG_BSTRO            0x0100          /* Sync: Size/Bytestrobe */


/** Flash-specific control/status values */

/* flashcontrol opcodes for ST flashes */
#define SSB_CHIPCO_FLASHCTL_ST_WREN     0x0006          /* Write Enable */
#define SSB_CHIPCO_FLASHCTL_ST_WRDIS    0x0004          /* Write Disable */
#define SSB_CHIPCO_FLASHCTL_ST_RDSR     0x0105          /* Read Status Register */
#define SSB_CHIPCO_FLASHCTL_ST_WRSR     0x0101          /* Write Status Register */
#define SSB_CHIPCO_FLASHCTL_ST_READ     0x0303          /* Read Data Bytes */
#define SSB_CHIPCO_FLASHCTL_ST_PP       0x0302          /* Page Program */
#define SSB_CHIPCO_FLASHCTL_ST_SE       0x02D8          /* Sector Erase */
#define SSB_CHIPCO_FLASHCTL_ST_BE       0x00C7          /* Bulk Erase */
#define SSB_CHIPCO_FLASHCTL_ST_DP       0x00B9          /* Deep Power-down */
#define SSB_CHIPCO_FLASHCTL_ST_RSIG     0x03AB          /* Read Electronic Signature */

/* Status register bits for ST flashes */
#define SSB_CHIPCO_FLASHSTA_ST_WIP      0x01            /* Write In Progress */
#define SSB_CHIPCO_FLASHSTA_ST_WEL      0x02            /* Write Enable Latch */
#define SSB_CHIPCO_FLASHSTA_ST_BP       0x1C            /* Block Protect */
#define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2
#define SSB_CHIPCO_FLASHSTA_ST_SRWD     0x80            /* Status Register Write Disable */

/* flashcontrol opcodes for Atmel flashes */
#define SSB_CHIPCO_FLASHCTL_AT_READ             0x07E8
#define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ        0x07D2
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ        /* FIXME */
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ        /* FIXME */
#define SSB_CHIPCO_FLASHCTL_AT_STATUS           0x01D7
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE       0x0384
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE       0x0387
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM  0x0283  /* Erase program */
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM  0x0286  /* Erase program */
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM     0x0288
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM     0x0289
#define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE       0x0281
#define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE      0x0250
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM   0x0382  /* Write erase program */
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM   0x0385  /* Write erase program */
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD        0x0253
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD        0x0255
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE     0x0260
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE     0x0261
#define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM   0x0258
#define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM   0x0259

/* Status register bits for Atmel flashes */
#define SSB_CHIPCO_FLASHSTA_AT_READY    0x80
#define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40
#define SSB_CHIPCO_FLASHSTA_AT_ID       0x38
#define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3


/** OTP **/

/* OTP regions */
#define SSB_CHIPCO_OTP_HW_REGION        SSB_CHIPCO_OTPS_HW_PROTECT
#define SSB_CHIPCO_OTP_SW_REGION        SSB_CHIPCO_OTPS_SW_PROTECT
#define SSB_CHIPCO_OTP_CID_REGION       SSB_CHIPCO_OTPS_CID_PROTECT

/* OTP regions (Byte offsets from otp size) */
#define SSB_CHIPCO_OTP_SWLIM_OFF        (-8)
#define SSB_CHIPCO_OTP_CIDBASE_OFF      0
#define SSB_CHIPCO_OTP_CIDLIM_OFF       8

/* Predefined OTP words (Word offset from otp size) */
#define SSB_CHIPCO_OTP_BOUNDARY_OFF     (-4)
#define SSB_CHIPCO_OTP_HWSIGN_OFF       (-3)
#define SSB_CHIPCO_OTP_SWSIGN_OFF       (-2)
#define SSB_CHIPCO_OTP_CIDSIGN_OFF      (-1)

#define SSB_CHIPCO_OTP_CID_OFF          0
#define SSB_CHIPCO_OTP_PKG_OFF          1
#define SSB_CHIPCO_OTP_FID_OFF          2
#define SSB_CHIPCO_OTP_RSV_OFF          3
#define SSB_CHIPCO_OTP_LIM_OFF          4

#define SSB_CHIPCO_OTP_SIGNATURE        0x578A
#define SSB_CHIPCO_OTP_MAGIC            0x4E56


struct ssb_device;
struct ssb_serial_port;

/* Data for the PMU, if available.
 * Check availability with ((struct ssb_chipcommon)->capabilities & SSB_CHIPCO_CAP_PMU)
 */
struct ssb_chipcommon_pmu {
        u8 rev;                 /* PMU revision */
        u32 crystalfreq;        /* The active crystal frequency (in kHz) */
};

struct ssb_chipcommon {
        struct ssb_device *dev;
        u32 capabilities;
        u32 status;
        /* Fast Powerup Delay constant */
        u16 fast_pwrup_delay;
        struct ssb_chipcommon_pmu pmu;
};

static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
{
        return (cc->dev != NULL);
}

/* Register access */
#define chipco_read32(cc, offset)       ssb_read32((cc)->dev, offset)
#define chipco_write32(cc, offset, val) ssb_write32((cc)->dev, offset, val)

#define chipco_mask32(cc, offset, mask) \
                chipco_write32(cc, offset, chipco_read32(cc, offset) & (mask))
#define chipco_set32(cc, offset, set) \
                chipco_write32(cc, offset, chipco_read32(cc, offset) | (set))
#define chipco_maskset32(cc, offset, mask, set) \
                chipco_write32(cc, offset, (chipco_read32(cc, offset) & (mask)) | (set))

extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);

extern void ssb_chipco_suspend(struct ssb_chipcommon *cc);
extern void ssb_chipco_resume(struct ssb_chipcommon *cc);

extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
                                    u32 *plltype, u32 *n, u32 *m);
extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
                                        u32 *plltype, u32 *n, u32 *m);
extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
                                   unsigned long ns_per_cycle);

enum ssb_clkmode {
        SSB_CLKMODE_SLOW,
        SSB_CLKMODE_FAST,
        SSB_CLKMODE_DYNAMIC,
};

extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
                                     enum ssb_clkmode mode);

extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
                                          u32 ticks);

void ssb_chipco_irq_mask(struct ssb_chipcommon *cc, u32 mask, u32 value);

u32 ssb_chipco_irq_status(struct ssb_chipcommon *cc, u32 mask);

/* Chipcommon GPIO pin access. */
u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);

#ifdef CONFIG_SSB_SERIAL
extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
                                  struct ssb_serial_port *ports);
#endif /* CONFIG_SSB_SERIAL */

/* PMU support */
extern void ssb_pmu_init(struct ssb_chipcommon *cc);

enum ssb_pmu_ldo_volt_id {
        LDO_PAREF = 0,
        LDO_VOLT1,
        LDO_VOLT2,
        LDO_VOLT3,
};

void ssb_pmu_set_ldo_voltage(struct ssb_chipcommon *cc,
                             enum ssb_pmu_ldo_volt_id id, u32 voltage);
void ssb_pmu_set_ldo_paref(struct ssb_chipcommon *cc, bool on);

#endif /* LINUX_SSB_CHIPCO_H_ */