linux/include/linux/ssb/ssb_driver_chipcommon.h
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   1#ifndef LINUX_SSB_CHIPCO_H_
   2#define LINUX_SSB_CHIPCO_H_
   3
   4/* SonicsSiliconBackplane CHIPCOMMON core hardware definitions
   5 *
   6 * The chipcommon core provides chip identification, SB control,
   7 * jtag, 0/1/2 uarts, clock frequency control, a watchdog interrupt timer,
   8 * gpio interface, extbus, and support for serial and parallel flashes.
   9 *
  10 * Copyright 2005, Broadcom Corporation
  11 * Copyright 2006, Michael Buesch <mb@bu3sch.de>
  12 *
  13 * Licensed under the GPL version 2. See COPYING for details.
  14 */
  15
  16/** ChipCommon core registers. **/
  17
  18#define SSB_CHIPCO_CHIPID               0x0000
  19#define  SSB_CHIPCO_IDMASK              0x0000FFFF
  20#define  SSB_CHIPCO_REVMASK             0x000F0000
  21#define  SSB_CHIPCO_REVSHIFT            16
  22#define  SSB_CHIPCO_PACKMASK            0x00F00000
  23#define  SSB_CHIPCO_PACKSHIFT           20
  24#define  SSB_CHIPCO_NRCORESMASK         0x0F000000
  25#define  SSB_CHIPCO_NRCORESSHIFT        24
  26#define SSB_CHIPCO_CAP                  0x0004          /* Capabilities */
  27#define  SSB_CHIPCO_CAP_NRUART          0x00000003      /* # of UARTs */
  28#define  SSB_CHIPCO_CAP_MIPSEB          0x00000004      /* MIPS in BigEndian Mode */
  29#define  SSB_CHIPCO_CAP_UARTCLK         0x00000018      /* UART clock select */
  30#define   SSB_CHIPCO_CAP_UARTCLK_INT    0x00000008      /* UARTs are driven by internal divided clock */
  31#define  SSB_CHIPCO_CAP_UARTGPIO        0x00000020      /* UARTs on GPIO 15-12 */
  32#define  SSB_CHIPCO_CAP_EXTBUS          0x000000C0      /* External buses present */
  33#define  SSB_CHIPCO_CAP_FLASHT          0x00000700      /* Flash Type */
  34#define   SSB_CHIPCO_FLASHT_NONE        0x00000000      /* No flash */
  35#define   SSB_CHIPCO_FLASHT_STSER       0x00000100      /* ST serial flash */
  36#define   SSB_CHIPCO_FLASHT_ATSER       0x00000200      /* Atmel serial flash */
  37#define   SSB_CHIPCO_FLASHT_PARA        0x00000700      /* Parallel flash */
  38#define  SSB_CHIPCO_CAP_PLLT            0x00038000      /* PLL Type */
  39#define   SSB_PLLTYPE_NONE              0x00000000
  40#define   SSB_PLLTYPE_1                 0x00010000      /* 48Mhz base, 3 dividers */
  41#define   SSB_PLLTYPE_2                 0x00020000      /* 48Mhz, 4 dividers */
  42#define   SSB_PLLTYPE_3                 0x00030000      /* 25Mhz, 2 dividers */
  43#define   SSB_PLLTYPE_4                 0x00008000      /* 48Mhz, 4 dividers */
  44#define   SSB_PLLTYPE_5                 0x00018000      /* 25Mhz, 4 dividers */
  45#define   SSB_PLLTYPE_6                 0x00028000      /* 100/200 or 120/240 only */
  46#define   SSB_PLLTYPE_7                 0x00038000      /* 25Mhz, 4 dividers */
  47#define  SSB_CHIPCO_CAP_PCTL            0x00040000      /* Power Control */
  48#define  SSB_CHIPCO_CAP_OTPS            0x00380000      /* OTP size */
  49#define  SSB_CHIPCO_CAP_OTPS_SHIFT      19
  50#define  SSB_CHIPCO_CAP_OTPS_BASE       5
  51#define  SSB_CHIPCO_CAP_JTAGM           0x00400000      /* JTAG master present */
  52#define  SSB_CHIPCO_CAP_BROM            0x00800000      /* Internal boot ROM active */
  53#define  SSB_CHIPCO_CAP_64BIT           0x08000000      /* 64-bit Backplane */
  54#define  SSB_CHIPCO_CAP_PMU             0x10000000      /* PMU available (rev >= 20) */
  55#define  SSB_CHIPCO_CAP_ECI             0x20000000      /* ECI available (rev >= 20) */
  56#define SSB_CHIPCO_CORECTL              0x0008
  57#define  SSB_CHIPCO_CORECTL_UARTCLK0    0x00000001      /* Drive UART with internal clock */
  58#define  SSB_CHIPCO_CORECTL_SE          0x00000002      /* sync clk out enable (corerev >= 3) */
  59#define  SSB_CHIPCO_CORECTL_UARTCLKEN   0x00000008      /* UART clock enable (rev >= 21) */
  60#define SSB_CHIPCO_BIST                 0x000C
  61#define SSB_CHIPCO_OTPS                 0x0010          /* OTP status */
  62#define  SSB_CHIPCO_OTPS_PROGFAIL       0x80000000
  63#define  SSB_CHIPCO_OTPS_PROTECT        0x00000007
  64#define  SSB_CHIPCO_OTPS_HW_PROTECT     0x00000001
  65#define  SSB_CHIPCO_OTPS_SW_PROTECT     0x00000002
  66#define  SSB_CHIPCO_OTPS_CID_PROTECT    0x00000004
  67#define SSB_CHIPCO_OTPC                 0x0014          /* OTP control */
  68#define  SSB_CHIPCO_OTPC_RECWAIT        0xFF000000
  69#define  SSB_CHIPCO_OTPC_PROGWAIT       0x00FFFF00
  70#define  SSB_CHIPCO_OTPC_PRW_SHIFT      8
  71#define  SSB_CHIPCO_OTPC_MAXFAIL        0x00000038
  72#define  SSB_CHIPCO_OTPC_VSEL           0x00000006
  73#define  SSB_CHIPCO_OTPC_SELVL          0x00000001
  74#define SSB_CHIPCO_OTPP                 0x0018          /* OTP prog */
  75#define  SSB_CHIPCO_OTPP_COL            0x000000FF
  76#define  SSB_CHIPCO_OTPP_ROW            0x0000FF00
  77#define  SSB_CHIPCO_OTPP_ROW_SHIFT      8
  78#define  SSB_CHIPCO_OTPP_READERR        0x10000000
  79#define  SSB_CHIPCO_OTPP_VALUE          0x20000000
  80#define  SSB_CHIPCO_OTPP_READ           0x40000000
  81#define  SSB_CHIPCO_OTPP_START          0x80000000
  82#define  SSB_CHIPCO_OTPP_BUSY           0x80000000
  83#define SSB_CHIPCO_IRQSTAT              0x0020
  84#define SSB_CHIPCO_IRQMASK              0x0024
  85#define  SSB_CHIPCO_IRQ_GPIO            0x00000001      /* gpio intr */
  86#define  SSB_CHIPCO_IRQ_EXT             0x00000002      /* ro: ext intr pin (corerev >= 3) */
  87#define  SSB_CHIPCO_IRQ_WDRESET         0x80000000      /* watchdog reset occurred */
  88#define SSB_CHIPCO_CHIPCTL              0x0028          /* Rev >= 11 only */
  89#define SSB_CHIPCO_CHIPSTAT             0x002C          /* Rev >= 11 only */
  90#define SSB_CHIPCO_JCMD                 0x0030          /* Rev >= 10 only */
  91#define  SSB_CHIPCO_JCMD_START          0x80000000
  92#define  SSB_CHIPCO_JCMD_BUSY           0x80000000
  93#define  SSB_CHIPCO_JCMD_PAUSE          0x40000000
  94#define  SSB_CHIPCO_JCMD0_ACC_MASK      0x0000F000
  95#define  SSB_CHIPCO_JCMD0_ACC_IRDR      0x00000000
  96#define  SSB_CHIPCO_JCMD0_ACC_DR        0x00001000
  97#define  SSB_CHIPCO_JCMD0_ACC_IR        0x00002000
  98#define  SSB_CHIPCO_JCMD0_ACC_RESET     0x00003000
  99#define  SSB_CHIPCO_JCMD0_ACC_IRPDR     0x00004000
 100#define  SSB_CHIPCO_JCMD0_ACC_PDR       0x00005000
 101#define  SSB_CHIPCO_JCMD0_IRW_MASK      0x00000F00
 102#define  SSB_CHIPCO_JCMD_ACC_MASK       0x000F0000      /* Changes for corerev 11 */
 103#define  SSB_CHIPCO_JCMD_ACC_IRDR       0x00000000
 104#define  SSB_CHIPCO_JCMD_ACC_DR         0x00010000
 105#define  SSB_CHIPCO_JCMD_ACC_IR         0x00020000
 106#define  SSB_CHIPCO_JCMD_ACC_RESET      0x00030000
 107#define  SSB_CHIPCO_JCMD_ACC_IRPDR      0x00040000
 108#define  SSB_CHIPCO_JCMD_ACC_PDR        0x00050000
 109#define  SSB_CHIPCO_JCMD_IRW_MASK       0x00001F00
 110#define  SSB_CHIPCO_JCMD_IRW_SHIFT      8
 111#define  SSB_CHIPCO_JCMD_DRW_MASK       0x0000003F
 112#define SSB_CHIPCO_JIR                  0x0034          /* Rev >= 10 only */
 113#define SSB_CHIPCO_JDR                  0x0038          /* Rev >= 10 only */
 114#define SSB_CHIPCO_JCTL                 0x003C          /* Rev >= 10 only */
 115#define  SSB_CHIPCO_JCTL_FORCE_CLK      4               /* Force clock */
 116#define  SSB_CHIPCO_JCTL_EXT_EN         2               /* Enable external targets */
 117#define  SSB_CHIPCO_JCTL_EN             1               /* Enable Jtag master */
 118#define SSB_CHIPCO_FLASHCTL             0x0040
 119#define  SSB_CHIPCO_FLASHCTL_START      0x80000000
 120#define  SSB_CHIPCO_FLASHCTL_BUSY       SSB_CHIPCO_FLASHCTL_START
 121#define SSB_CHIPCO_FLASHADDR            0x0044
 122#define SSB_CHIPCO_FLASHDATA            0x0048
 123#define SSB_CHIPCO_BCAST_ADDR           0x0050
 124#define SSB_CHIPCO_BCAST_DATA           0x0054
 125#define SSB_CHIPCO_GPIOIN               0x0060
 126#define SSB_CHIPCO_GPIOOUT              0x0064
 127#define SSB_CHIPCO_GPIOOUTEN            0x0068
 128#define SSB_CHIPCO_GPIOCTL              0x006C
 129#define SSB_CHIPCO_GPIOPOL              0x0070
 130#define SSB_CHIPCO_GPIOIRQ              0x0074
 131#define SSB_CHIPCO_WATCHDOG             0x0080
 132#define SSB_CHIPCO_GPIOTIMER            0x0088          /* LED powersave (corerev >= 16) */
 133#define  SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT      16
 134#define SSB_CHIPCO_GPIOTOUTM            0x008C          /* LED powersave (corerev >= 16) */
 135#define SSB_CHIPCO_CLOCK_N              0x0090
 136#define SSB_CHIPCO_CLOCK_SB             0x0094
 137#define SSB_CHIPCO_CLOCK_PCI            0x0098
 138#define SSB_CHIPCO_CLOCK_M2             0x009C
 139#define SSB_CHIPCO_CLOCK_MIPS           0x00A0
 140#define SSB_CHIPCO_CLKDIV               0x00A4          /* Rev >= 3 only */
 141#define  SSB_CHIPCO_CLKDIV_SFLASH       0x0F000000
 142#define  SSB_CHIPCO_CLKDIV_SFLASH_SHIFT 24
 143#define  SSB_CHIPCO_CLKDIV_OTP          0x000F0000
 144#define  SSB_CHIPCO_CLKDIV_OTP_SHIFT    16
 145#define  SSB_CHIPCO_CLKDIV_JTAG         0x00000F00
 146#define  SSB_CHIPCO_CLKDIV_JTAG_SHIFT   8
 147#define  SSB_CHIPCO_CLKDIV_UART         0x000000FF
 148#define SSB_CHIPCO_PLLONDELAY           0x00B0          /* Rev >= 4 only */
 149#define SSB_CHIPCO_FREFSELDELAY         0x00B4          /* Rev >= 4 only */
 150#define SSB_CHIPCO_SLOWCLKCTL           0x00B8          /* 6 <= Rev <= 9 only */
 151#define  SSB_CHIPCO_SLOWCLKCTL_SRC      0x00000007      /* slow clock source mask */
 152#define   SSB_CHIPCO_SLOWCLKCTL_SRC_LPO         0x00000000      /* source of slow clock is LPO */
 153#define   SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL        0x00000001      /* source of slow clock is crystal */
 154#define   SSB_CHIPCO_SLOECLKCTL_SRC_PCI         0x00000002      /* source of slow clock is PCI */
 155#define  SSB_CHIPCO_SLOWCLKCTL_LPOFREQ  0x00000200      /* LPOFreqSel, 1: 160Khz, 0: 32KHz */
 156#define  SSB_CHIPCO_SLOWCLKCTL_LPOPD    0x00000400      /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */
 157#define  SSB_CHIPCO_SLOWCLKCTL_FSLOW    0x00000800      /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */
 158#define  SSB_CHIPCO_SLOWCLKCTL_IPLL     0x00001000      /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */
 159#define  SSB_CHIPCO_SLOWCLKCTL_ENXTAL   0x00002000      /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */
 160#define  SSB_CHIPCO_SLOWCLKCTL_XTALPU   0x00004000      /* XtalPU (RO), 1/0: crystal running/disabled */
 161#define  SSB_CHIPCO_SLOWCLKCTL_CLKDIV   0xFFFF0000      /* ClockDivider (SlowClk = 1/(4+divisor)) */
 162#define  SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT     16
 163#define SSB_CHIPCO_SYSCLKCTL            0x00C0          /* Rev >= 3 only */
 164#define  SSB_CHIPCO_SYSCLKCTL_IDLPEN    0x00000001      /* ILPen: Enable Idle Low Power */
 165#define  SSB_CHIPCO_SYSCLKCTL_ALPEN     0x00000002      /* ALPen: Enable Active Low Power */
 166#define  SSB_CHIPCO_SYSCLKCTL_PLLEN     0x00000004      /* ForcePLLOn */
 167#define  SSB_CHIPCO_SYSCLKCTL_FORCEALP  0x00000008      /* Force ALP (or HT if ALPen is not set */
 168#define  SSB_CHIPCO_SYSCLKCTL_FORCEHT   0x00000010      /* Force HT */
 169#define  SSB_CHIPCO_SYSCLKCTL_CLKDIV    0xFFFF0000      /* ClkDiv  (ILP = 1/(4+divisor)) */
 170#define  SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT      16
 171#define SSB_CHIPCO_CLKSTSTR             0x00C4          /* Rev >= 3 only */
 172#define SSB_CHIPCO_PCMCIA_CFG           0x0100
 173#define SSB_CHIPCO_PCMCIA_MEMWAIT       0x0104
 174#define SSB_CHIPCO_PCMCIA_ATTRWAIT      0x0108
 175#define SSB_CHIPCO_PCMCIA_IOWAIT        0x010C
 176#define SSB_CHIPCO_IDE_CFG              0x0110
 177#define SSB_CHIPCO_IDE_MEMWAIT          0x0114
 178#define SSB_CHIPCO_IDE_ATTRWAIT         0x0118
 179#define SSB_CHIPCO_IDE_IOWAIT           0x011C
 180#define SSB_CHIPCO_PROG_CFG             0x0120
 181#define SSB_CHIPCO_PROG_WAITCNT         0x0124
 182#define SSB_CHIPCO_FLASH_CFG            0x0128
 183#define SSB_CHIPCO_FLASH_WAITCNT        0x012C
 184#define SSB_CHIPCO_CLKCTLST             0x01E0 /* Clock control and status (rev >= 20) */
 185#define  SSB_CHIPCO_CLKCTLST_FORCEALP   0x00000001 /* Force ALP request */
 186#define  SSB_CHIPCO_CLKCTLST_FORCEHT    0x00000002 /* Force HT request */
 187#define  SSB_CHIPCO_CLKCTLST_FORCEILP   0x00000004 /* Force ILP request */
 188#define  SSB_CHIPCO_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */
 189#define  SSB_CHIPCO_CLKCTLST_HAVEHTREQ  0x00000010 /* HT available request */
 190#define  SSB_CHIPCO_CLKCTLST_HWCROFF    0x00000020 /* Force HW clock request off */
 191#define  SSB_CHIPCO_CLKCTLST_HAVEHT     0x00010000 /* HT available */
 192#define  SSB_CHIPCO_CLKCTLST_HAVEALP    0x00020000 /* APL available */
 193#define SSB_CHIPCO_HW_WORKAROUND        0x01E4 /* Hardware workaround (rev >= 20) */
 194#define SSB_CHIPCO_UART0_DATA           0x0300
 195#define SSB_CHIPCO_UART0_IMR            0x0304
 196#define SSB_CHIPCO_UART0_FCR            0x0308
 197#define SSB_CHIPCO_UART0_LCR            0x030C
 198#define SSB_CHIPCO_UART0_MCR            0x0310
 199#define SSB_CHIPCO_UART0_LSR            0x0314
 200#define SSB_CHIPCO_UART0_MSR            0x0318
 201#define SSB_CHIPCO_UART0_SCRATCH        0x031C
 202#define SSB_CHIPCO_UART1_DATA           0x0400
 203#define SSB_CHIPCO_UART1_IMR            0x0404
 204#define SSB_CHIPCO_UART1_FCR            0x0408
 205#define SSB_CHIPCO_UART1_LCR            0x040C
 206#define SSB_CHIPCO_UART1_MCR            0x0410
 207#define SSB_CHIPCO_UART1_LSR            0x0414
 208#define SSB_CHIPCO_UART1_MSR            0x0418
 209#define SSB_CHIPCO_UART1_SCRATCH        0x041C
 210/* PMU registers (rev >= 20) */
 211#define SSB_CHIPCO_PMU_CTL                      0x0600 /* PMU control */
 212#define  SSB_CHIPCO_PMU_CTL_ILP_DIV             0xFFFF0000 /* ILP div mask */
 213#define  SSB_CHIPCO_PMU_CTL_ILP_DIV_SHIFT       16
 214#define  SSB_CHIPCO_PMU_CTL_NOILPONW            0x00000200 /* No ILP on wait */
 215#define  SSB_CHIPCO_PMU_CTL_HTREQEN             0x00000100 /* HT req enable */
 216#define  SSB_CHIPCO_PMU_CTL_ALPREQEN            0x00000080 /* ALP req enable */
 217#define  SSB_CHIPCO_PMU_CTL_XTALFREQ            0x0000007C /* Crystal freq */
 218#define  SSB_CHIPCO_PMU_CTL_XTALFREQ_SHIFT      2
 219#define  SSB_CHIPCO_PMU_CTL_ILPDIVEN            0x00000002 /* ILP div enable */
 220#define  SSB_CHIPCO_PMU_CTL_LPOSEL              0x00000001 /* LPO sel */
 221#define SSB_CHIPCO_PMU_CAP                      0x0604 /* PMU capabilities */
 222#define  SSB_CHIPCO_PMU_CAP_REVISION            0x000000FF /* Revision mask */
 223#define SSB_CHIPCO_PMU_STAT                     0x0608 /* PMU status */
 224#define  SSB_CHIPCO_PMU_STAT_INTPEND            0x00000040 /* Interrupt pending */
 225#define  SSB_CHIPCO_PMU_STAT_SBCLKST            0x00000030 /* Backplane clock status? */
 226#define  SSB_CHIPCO_PMU_STAT_HAVEALP            0x00000008 /* ALP available */
 227#define  SSB_CHIPCO_PMU_STAT_HAVEHT             0x00000004 /* HT available */
 228#define  SSB_CHIPCO_PMU_STAT_RESINIT            0x00000003 /* Res init */
 229#define SSB_CHIPCO_PMU_RES_STAT                 0x060C /* PMU res status */
 230#define SSB_CHIPCO_PMU_RES_PEND                 0x0610 /* PMU res pending */
 231#define SSB_CHIPCO_PMU_TIMER                    0x0614 /* PMU timer */
 232#define SSB_CHIPCO_PMU_MINRES_MSK               0x0618 /* PMU min res mask */
 233#define SSB_CHIPCO_PMU_MAXRES_MSK               0x061C /* PMU max res mask */
 234#define SSB_CHIPCO_PMU_RES_TABSEL               0x0620 /* PMU res table sel */
 235#define SSB_CHIPCO_PMU_RES_DEPMSK               0x0624 /* PMU res dep mask */
 236#define SSB_CHIPCO_PMU_RES_UPDNTM               0x0628 /* PMU res updown timer */
 237#define SSB_CHIPCO_PMU_RES_TIMER                0x062C /* PMU res timer */
 238#define SSB_CHIPCO_PMU_CLKSTRETCH               0x0630 /* PMU clockstretch */
 239#define SSB_CHIPCO_PMU_WATCHDOG                 0x0634 /* PMU watchdog */
 240#define SSB_CHIPCO_PMU_RES_REQTS                0x0640 /* PMU res req timer sel */
 241#define SSB_CHIPCO_PMU_RES_REQT                 0x0644 /* PMU res req timer */
 242#define SSB_CHIPCO_PMU_RES_REQM                 0x0648 /* PMU res req mask */
 243#define SSB_CHIPCO_CHIPCTL_ADDR                 0x0650
 244#define SSB_CHIPCO_CHIPCTL_DATA                 0x0654
 245#define SSB_CHIPCO_REGCTL_ADDR                  0x0658
 246#define SSB_CHIPCO_REGCTL_DATA                  0x065C
 247#define SSB_CHIPCO_PLLCTL_ADDR                  0x0660
 248#define SSB_CHIPCO_PLLCTL_DATA                  0x0664
 249
 250
 251
 252/** PMU PLL registers */
 253
 254/* PMU rev 0 PLL registers */
 255#define SSB_PMU0_PLLCTL0                        0
 256#define  SSB_PMU0_PLLCTL0_PDIV_MSK              0x00000001
 257#define  SSB_PMU0_PLLCTL0_PDIV_FREQ             25000 /* kHz */
 258#define SSB_PMU0_PLLCTL1                        1
 259#define  SSB_PMU0_PLLCTL1_WILD_IMSK             0xF0000000 /* Wild int mask (low nibble) */
 260#define  SSB_PMU0_PLLCTL1_WILD_IMSK_SHIFT       28
 261#define  SSB_PMU0_PLLCTL1_WILD_FMSK             0x0FFFFF00 /* Wild frac mask */
 262#define  SSB_PMU0_PLLCTL1_WILD_FMSK_SHIFT       8
 263#define  SSB_PMU0_PLLCTL1_STOPMOD               0x00000040 /* Stop mod */
 264#define SSB_PMU0_PLLCTL2                        2
 265#define  SSB_PMU0_PLLCTL2_WILD_IMSKHI           0x0000000F /* Wild int mask (high nibble) */
 266#define  SSB_PMU0_PLLCTL2_WILD_IMSKHI_SHIFT     0
 267
 268/* PMU rev 1 PLL registers */
 269#define SSB_PMU1_PLLCTL0                        0
 270#define  SSB_PMU1_PLLCTL0_P1DIV                 0x00F00000 /* P1 div */
 271#define  SSB_PMU1_PLLCTL0_P1DIV_SHIFT           20
 272#define  SSB_PMU1_PLLCTL0_P2DIV                 0x0F000000 /* P2 div */
 273#define  SSB_PMU1_PLLCTL0_P2DIV_SHIFT           24
 274#define SSB_PMU1_PLLCTL1                        1
 275#define  SSB_PMU1_PLLCTL1_M1DIV                 0x000000FF /* M1 div */
 276#define  SSB_PMU1_PLLCTL1_M1DIV_SHIFT           0
 277#define  SSB_PMU1_PLLCTL1_M2DIV                 0x0000FF00 /* M2 div */
 278#define  SSB_PMU1_PLLCTL1_M2DIV_SHIFT           8
 279#define  SSB_PMU1_PLLCTL1_M3DIV                 0x00FF0000 /* M3 div */
 280#define  SSB_PMU1_PLLCTL1_M3DIV_SHIFT           16
 281#define  SSB_PMU1_PLLCTL1_M4DIV                 0xFF000000 /* M4 div */
 282#define  SSB_PMU1_PLLCTL1_M4DIV_SHIFT           24
 283#define SSB_PMU1_PLLCTL2                        2
 284#define  SSB_PMU1_PLLCTL2_M5DIV                 0x000000FF /* M5 div */
 285#define  SSB_PMU1_PLLCTL2_M5DIV_SHIFT           0
 286#define  SSB_PMU1_PLLCTL2_M6DIV                 0x0000FF00 /* M6 div */
 287#define  SSB_PMU1_PLLCTL2_M6DIV_SHIFT           8
 288#define  SSB_PMU1_PLLCTL2_NDIVMODE              0x000E0000 /* NDIV mode */
 289#define  SSB_PMU1_PLLCTL2_NDIVMODE_SHIFT        17
 290#define  SSB_PMU1_PLLCTL2_NDIVINT               0x1FF00000 /* NDIV int */
 291#define  SSB_PMU1_PLLCTL2_NDIVINT_SHIFT         20
 292#define SSB_PMU1_PLLCTL3                        3
 293#define  SSB_PMU1_PLLCTL3_NDIVFRAC              0x00FFFFFF /* NDIV frac */
 294#define  SSB_PMU1_PLLCTL3_NDIVFRAC_SHIFT        0
 295#define SSB_PMU1_PLLCTL4                        4
 296#define SSB_PMU1_PLLCTL5                        5
 297#define  SSB_PMU1_PLLCTL5_CLKDRV                0xFFFFFF00 /* clk drv */
 298#define  SSB_PMU1_PLLCTL5_CLKDRV_SHIFT          8
 299
 300/* BCM4312 PLL resource numbers. */
 301#define SSB_PMURES_4312_SWITCHER_BURST          0
 302#define SSB_PMURES_4312_SWITCHER_PWM            1
 303#define SSB_PMURES_4312_PA_REF_LDO              2
 304#define SSB_PMURES_4312_CORE_LDO_BURST          3
 305#define SSB_PMURES_4312_CORE_LDO_PWM            4
 306#define SSB_PMURES_4312_RADIO_LDO               5
 307#define SSB_PMURES_4312_ILP_REQUEST             6
 308#define SSB_PMURES_4312_BG_FILTBYP              7
 309#define SSB_PMURES_4312_TX_FILTBYP              8
 310#define SSB_PMURES_4312_RX_FILTBYP              9
 311#define SSB_PMURES_4312_XTAL_PU                 10
 312#define SSB_PMURES_4312_ALP_AVAIL               11
 313#define SSB_PMURES_4312_BB_PLL_FILTBYP          12
 314#define SSB_PMURES_4312_RF_PLL_FILTBYP          13
 315#define SSB_PMURES_4312_HT_AVAIL                14
 316
 317/* BCM4325 PLL resource numbers. */
 318#define SSB_PMURES_4325_BUCK_BOOST_BURST        0
 319#define SSB_PMURES_4325_CBUCK_BURST             1
 320#define SSB_PMURES_4325_CBUCK_PWM               2
 321#define SSB_PMURES_4325_CLDO_CBUCK_BURST        3
 322#define SSB_PMURES_4325_CLDO_CBUCK_PWM          4
 323#define SSB_PMURES_4325_BUCK_BOOST_PWM          5
 324#define SSB_PMURES_4325_ILP_REQUEST             6
 325#define SSB_PMURES_4325_ABUCK_BURST             7
 326#define SSB_PMURES_4325_ABUCK_PWM               8
 327#define SSB_PMURES_4325_LNLDO1_PU               9
 328#define SSB_PMURES_4325_LNLDO2_PU               10
 329#define SSB_PMURES_4325_LNLDO3_PU               11
 330#define SSB_PMURES_4325_LNLDO4_PU               12
 331#define SSB_PMURES_4325_XTAL_PU                 13
 332#define SSB_PMURES_4325_ALP_AVAIL               14
 333#define SSB_PMURES_4325_RX_PWRSW_PU             15
 334#define SSB_PMURES_4325_TX_PWRSW_PU             16
 335#define SSB_PMURES_4325_RFPLL_PWRSW_PU          17
 336#define SSB_PMURES_4325_LOGEN_PWRSW_PU          18
 337#define SSB_PMURES_4325_AFE_PWRSW_PU            19
 338#define SSB_PMURES_4325_BBPLL_PWRSW_PU          20
 339#define SSB_PMURES_4325_HT_AVAIL                21
 340
 341/* BCM4328 PLL resource numbers. */
 342#define SSB_PMURES_4328_EXT_SWITCHER_PWM        0
 343#define SSB_PMURES_4328_BB_SWITCHER_PWM         1
 344#define SSB_PMURES_4328_BB_SWITCHER_BURST       2
 345#define SSB_PMURES_4328_BB_EXT_SWITCHER_BURST   3
 346#define SSB_PMURES_4328_ILP_REQUEST             4
 347#define SSB_PMURES_4328_RADIO_SWITCHER_PWM      5
 348#define SSB_PMURES_4328_RADIO_SWITCHER_BURST    6
 349#define SSB_PMURES_4328_ROM_SWITCH              7
 350#define SSB_PMURES_4328_PA_REF_LDO              8
 351#define SSB_PMURES_4328_RADIO_LDO               9
 352#define SSB_PMURES_4328_AFE_LDO                 10
 353#define SSB_PMURES_4328_PLL_LDO                 11
 354#define SSB_PMURES_4328_BG_FILTBYP              12
 355#define SSB_PMURES_4328_TX_FILTBYP              13
 356#define SSB_PMURES_4328_RX_FILTBYP              14
 357#define SSB_PMURES_4328_XTAL_PU                 15
 358#define SSB_PMURES_4328_XTAL_EN                 16
 359#define SSB_PMURES_4328_BB_PLL_FILTBYP          17
 360#define SSB_PMURES_4328_RF_PLL_FILTBYP          18
 361#define SSB_PMURES_4328_BB_PLL_PU               19
 362
 363/* BCM5354 PLL resource numbers. */
 364#define SSB_PMURES_5354_EXT_SWITCHER_PWM        0
 365#define SSB_PMURES_5354_BB_SWITCHER_PWM         1
 366#define SSB_PMURES_5354_BB_SWITCHER_BURST       2
 367#define SSB_PMURES_5354_BB_EXT_SWITCHER_BURST   3
 368#define SSB_PMURES_5354_ILP_REQUEST             4
 369#define SSB_PMURES_5354_RADIO_SWITCHER_PWM      5
 370#define SSB_PMURES_5354_RADIO_SWITCHER_BURST    6
 371#define SSB_PMURES_5354_ROM_SWITCH              7
 372#define SSB_PMURES_5354_PA_REF_LDO              8
 373#define SSB_PMURES_5354_RADIO_LDO               9
 374#define SSB_PMURES_5354_AFE_LDO                 10
 375#define SSB_PMURES_5354_PLL_LDO                 11
 376#define SSB_PMURES_5354_BG_FILTBYP              12
 377#define SSB_PMURES_5354_TX_FILTBYP              13
 378#define SSB_PMURES_5354_RX_FILTBYP              14
 379#define SSB_PMURES_5354_XTAL_PU                 15
 380#define SSB_PMURES_5354_XTAL_EN                 16
 381#define SSB_PMURES_5354_BB_PLL_FILTBYP          17
 382#define SSB_PMURES_5354_RF_PLL_FILTBYP          18
 383#define SSB_PMURES_5354_BB_PLL_PU               19
 384
 385
 386
 387/** Chip specific Chip-Status register contents. */
 388#define SSB_CHIPCO_CHST_4325_SPROM_OTP_SEL      0x00000003
 389#define SSB_CHIPCO_CHST_4325_DEFCIS_SEL         0 /* OTP is powered up, use def. CIS, no SPROM */
 390#define SSB_CHIPCO_CHST_4325_SPROM_SEL          1 /* OTP is powered up, SPROM is present */
 391#define SSB_CHIPCO_CHST_4325_OTP_SEL            2 /* OTP is powered up, no SPROM */
 392#define SSB_CHIPCO_CHST_4325_OTP_PWRDN          3 /* OTP is powered down, SPROM is present */
 393#define SSB_CHIPCO_CHST_4325_SDIO_USB_MODE      0x00000004
 394#define SSB_CHIPCO_CHST_4325_SDIO_USB_MODE_SHIFT  2
 395#define SSB_CHIPCO_CHST_4325_RCAL_VALID         0x00000008
 396#define SSB_CHIPCO_CHST_4325_RCAL_VALID_SHIFT   3
 397#define SSB_CHIPCO_CHST_4325_RCAL_VALUE         0x000001F0
 398#define SSB_CHIPCO_CHST_4325_RCAL_VALUE_SHIFT   4
 399#define SSB_CHIPCO_CHST_4325_PMUTOP_2B          0x00000200 /* 1 for 2b, 0 for to 2a */
 400
 401
 402
 403/** Clockcontrol masks and values **/
 404
 405/* SSB_CHIPCO_CLOCK_N */
 406#define SSB_CHIPCO_CLK_N1               0x0000003F      /* n1 control */
 407#define SSB_CHIPCO_CLK_N2               0x00003F00      /* n2 control */
 408#define SSB_CHIPCO_CLK_N2_SHIFT         8
 409#define SSB_CHIPCO_CLK_PLLC             0x000F0000      /* pll control */
 410#define SSB_CHIPCO_CLK_PLLC_SHIFT       16
 411
 412/* SSB_CHIPCO_CLOCK_SB/PCI/UART */
 413#define SSB_CHIPCO_CLK_M1               0x0000003F      /* m1 control */
 414#define SSB_CHIPCO_CLK_M2               0x00003F00      /* m2 control */
 415#define SSB_CHIPCO_CLK_M2_SHIFT         8
 416#define SSB_CHIPCO_CLK_M3               0x003F0000      /* m3 control */
 417#define SSB_CHIPCO_CLK_M3_SHIFT         16
 418#define SSB_CHIPCO_CLK_MC               0x1F000000      /* mux control */
 419#define SSB_CHIPCO_CLK_MC_SHIFT         24
 420
 421/* N3M Clock control magic field values */
 422#define SSB_CHIPCO_CLK_F6_2             0x02            /* A factor of 2 in */
 423#define SSB_CHIPCO_CLK_F6_3             0x03            /* 6-bit fields like */
 424#define SSB_CHIPCO_CLK_F6_4             0x05            /* N1, M1 or M3 */
 425#define SSB_CHIPCO_CLK_F6_5             0x09
 426#define SSB_CHIPCO_CLK_F6_6             0x11
 427#define SSB_CHIPCO_CLK_F6_7             0x21
 428
 429#define SSB_CHIPCO_CLK_F5_BIAS          5               /* 5-bit fields get this added */
 430
 431#define SSB_CHIPCO_CLK_MC_BYPASS        0x08
 432#define SSB_CHIPCO_CLK_MC_M1            0x04
 433#define SSB_CHIPCO_CLK_MC_M1M2          0x02
 434#define SSB_CHIPCO_CLK_MC_M1M2M3        0x01
 435#define SSB_CHIPCO_CLK_MC_M1M3          0x11
 436
 437/* Type 2 Clock control magic field values */
 438#define SSB_CHIPCO_CLK_T2_BIAS          2               /* n1, n2, m1 & m3 bias */
 439#define SSB_CHIPCO_CLK_T2M2_BIAS        3               /* m2 bias */
 440
 441#define SSB_CHIPCO_CLK_T2MC_M1BYP       1
 442#define SSB_CHIPCO_CLK_T2MC_M2BYP       2
 443#define SSB_CHIPCO_CLK_T2MC_M3BYP       4
 444
 445/* Type 6 Clock control magic field values */
 446#define SSB_CHIPCO_CLK_T6_MMASK         1               /* bits of interest in m */
 447#define SSB_CHIPCO_CLK_T6_M0            120000000       /* sb clock for m = 0 */
 448#define SSB_CHIPCO_CLK_T6_M1            100000000       /* sb clock for m = 1 */
 449#define SSB_CHIPCO_CLK_SB2MIPS_T6(sb)   (2 * (sb))
 450
 451/* Common clock base */
 452#define SSB_CHIPCO_CLK_BASE1            24000000        /* Half the clock freq */
 453#define SSB_CHIPCO_CLK_BASE2            12500000        /* Alternate crystal on some PLL's */
 454
 455/* Clock control values for 200Mhz in 5350 */
 456#define SSB_CHIPCO_CLK_5350_N           0x0311
 457#define SSB_CHIPCO_CLK_5350_M           0x04020009
 458
 459
 460/** Bits in the config registers **/
 461
 462#define SSB_CHIPCO_CFG_EN               0x0001          /* Enable */
 463#define SSB_CHIPCO_CFG_EXTM             0x000E          /* Extif Mode */
 464#define  SSB_CHIPCO_CFG_EXTM_ASYNC      0x0002          /* Async/Parallel flash */
 465#define  SSB_CHIPCO_CFG_EXTM_SYNC       0x0004          /* Synchronous */
 466#define  SSB_CHIPCO_CFG_EXTM_PCMCIA     0x0008          /* PCMCIA */
 467#define  SSB_CHIPCO_CFG_EXTM_IDE        0x000A          /* IDE */
 468#define SSB_CHIPCO_CFG_DS16             0x0010          /* Data size, 0=8bit, 1=16bit */
 469#define SSB_CHIPCO_CFG_CLKDIV           0x0060          /* Sync: Clock divisor */
 470#define SSB_CHIPCO_CFG_CLKEN            0x0080          /* Sync: Clock enable */
 471#define SSB_CHIPCO_CFG_BSTRO            0x0100          /* Sync: Size/Bytestrobe */
 472
 473
 474/** Flash-specific control/status values */
 475
 476/* flashcontrol opcodes for ST flashes */
 477#define SSB_CHIPCO_FLASHCTL_ST_WREN     0x0006          /* Write Enable */
 478#define SSB_CHIPCO_FLASHCTL_ST_WRDIS    0x0004          /* Write Disable */
 479#define SSB_CHIPCO_FLASHCTL_ST_RDSR     0x0105          /* Read Status Register */
 480#define SSB_CHIPCO_FLASHCTL_ST_WRSR     0x0101          /* Write Status Register */
 481#define SSB_CHIPCO_FLASHCTL_ST_READ     0x0303          /* Read Data Bytes */
 482#define SSB_CHIPCO_FLASHCTL_ST_PP       0x0302          /* Page Program */
 483#define SSB_CHIPCO_FLASHCTL_ST_SE       0x02D8          /* Sector Erase */
 484#define SSB_CHIPCO_FLASHCTL_ST_BE       0x00C7          /* Bulk Erase */
 485#define SSB_CHIPCO_FLASHCTL_ST_DP       0x00B9          /* Deep Power-down */
 486#define SSB_CHIPCO_FLASHCTL_ST_RSIG     0x03AB          /* Read Electronic Signature */
 487
 488/* Status register bits for ST flashes */
 489#define SSB_CHIPCO_FLASHSTA_ST_WIP      0x01            /* Write In Progress */
 490#define SSB_CHIPCO_FLASHSTA_ST_WEL      0x02            /* Write Enable Latch */
 491#define SSB_CHIPCO_FLASHSTA_ST_BP       0x1C            /* Block Protect */
 492#define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2
 493#define SSB_CHIPCO_FLASHSTA_ST_SRWD     0x80            /* Status Register Write Disable */
 494
 495/* flashcontrol opcodes for Atmel flashes */
 496#define SSB_CHIPCO_FLASHCTL_AT_READ             0x07E8
 497#define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ        0x07D2
 498#define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ        /* FIXME */
 499#define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ        /* FIXME */
 500#define SSB_CHIPCO_FLASHCTL_AT_STATUS           0x01D7
 501#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE       0x0384
 502#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE       0x0387
 503#define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM  0x0283  /* Erase program */
 504#define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM  0x0286  /* Erase program */
 505#define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM     0x0288
 506#define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM     0x0289
 507#define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE       0x0281
 508#define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE      0x0250
 509#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM   0x0382  /* Write erase program */
 510#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM   0x0385  /* Write erase program */
 511#define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD        0x0253
 512#define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD        0x0255
 513#define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE     0x0260
 514#define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE     0x0261
 515#define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM   0x0258
 516#define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM   0x0259
 517
 518/* Status register bits for Atmel flashes */
 519#define SSB_CHIPCO_FLASHSTA_AT_READY    0x80
 520#define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40
 521#define SSB_CHIPCO_FLASHSTA_AT_ID       0x38
 522#define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3
 523
 524
 525/** OTP **/
 526
 527/* OTP regions */
 528#define SSB_CHIPCO_OTP_HW_REGION        SSB_CHIPCO_OTPS_HW_PROTECT
 529#define SSB_CHIPCO_OTP_SW_REGION        SSB_CHIPCO_OTPS_SW_PROTECT
 530#define SSB_CHIPCO_OTP_CID_REGION       SSB_CHIPCO_OTPS_CID_PROTECT
 531
 532/* OTP regions (Byte offsets from otp size) */
 533#define SSB_CHIPCO_OTP_SWLIM_OFF        (-8)
 534#define SSB_CHIPCO_OTP_CIDBASE_OFF      0
 535#define SSB_CHIPCO_OTP_CIDLIM_OFF       8
 536
 537/* Predefined OTP words (Word offset from otp size) */
 538#define SSB_CHIPCO_OTP_BOUNDARY_OFF     (-4)
 539#define SSB_CHIPCO_OTP_HWSIGN_OFF       (-3)
 540#define SSB_CHIPCO_OTP_SWSIGN_OFF       (-2)
 541#define SSB_CHIPCO_OTP_CIDSIGN_OFF      (-1)
 542
 543#define SSB_CHIPCO_OTP_CID_OFF          0
 544#define SSB_CHIPCO_OTP_PKG_OFF          1
 545#define SSB_CHIPCO_OTP_FID_OFF          2
 546#define SSB_CHIPCO_OTP_RSV_OFF          3
 547#define SSB_CHIPCO_OTP_LIM_OFF          4
 548
 549#define SSB_CHIPCO_OTP_SIGNATURE        0x578A
 550#define SSB_CHIPCO_OTP_MAGIC            0x4E56
 551
 552
 553struct ssb_device;
 554struct ssb_serial_port;
 555
 556/* Data for the PMU, if available.
 557 * Check availability with ((struct ssb_chipcommon)->capabilities & SSB_CHIPCO_CAP_PMU)
 558 */
 559struct ssb_chipcommon_pmu {
 560        u8 rev;                 /* PMU revision */
 561        u32 crystalfreq;        /* The active crystal frequency (in kHz) */
 562};
 563
 564struct ssb_chipcommon {
 565        struct ssb_device *dev;
 566        u32 capabilities;
 567        /* Fast Powerup Delay constant */
 568        u16 fast_pwrup_delay;
 569        struct ssb_chipcommon_pmu pmu;
 570};
 571
 572static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
 573{
 574        return (cc->dev != NULL);
 575}
 576
 577/* Register access */
 578#define chipco_read32(cc, offset)       ssb_read32((cc)->dev, offset)
 579#define chipco_write32(cc, offset, val) ssb_write32((cc)->dev, offset, val)
 580
 581#define chipco_mask32(cc, offset, mask) \
 582                chipco_write32(cc, offset, chipco_read32(cc, offset) & (mask))
 583#define chipco_set32(cc, offset, set) \
 584                chipco_write32(cc, offset, chipco_read32(cc, offset) | (set))
 585#define chipco_maskset32(cc, offset, mask, set) \
 586                chipco_write32(cc, offset, (chipco_read32(cc, offset) & (mask)) | (set))
 587
 588extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
 589
 590extern void ssb_chipco_suspend(struct ssb_chipcommon *cc);
 591extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
 592
 593extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
 594                                    u32 *plltype, u32 *n, u32 *m);
 595extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
 596                                        u32 *plltype, u32 *n, u32 *m);
 597extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
 598                                   unsigned long ns_per_cycle);
 599
 600enum ssb_clkmode {
 601        SSB_CLKMODE_SLOW,
 602        SSB_CLKMODE_FAST,
 603        SSB_CLKMODE_DYNAMIC,
 604};
 605
 606extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
 607                                     enum ssb_clkmode mode);
 608
 609extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
 610                                          u32 ticks);
 611
 612void ssb_chipco_irq_mask(struct ssb_chipcommon *cc, u32 mask, u32 value);
 613
 614u32 ssb_chipco_irq_status(struct ssb_chipcommon *cc, u32 mask);
 615
 616/* Chipcommon GPIO pin access. */
 617u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
 618u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
 619u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
 620u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
 621u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
 622u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);
 623
 624#ifdef CONFIG_SSB_SERIAL
 625extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
 626                                  struct ssb_serial_port *ports);
 627#endif /* CONFIG_SSB_SERIAL */
 628
 629/* PMU support */
 630extern void ssb_pmu_init(struct ssb_chipcommon *cc);
 631
 632enum ssb_pmu_ldo_volt_id {
 633        LDO_PAREF = 0,
 634        LDO_VOLT1,
 635        LDO_VOLT2,
 636        LDO_VOLT3,
 637};
 638
 639void ssb_pmu_set_ldo_voltage(struct ssb_chipcommon *cc,
 640                             enum ssb_pmu_ldo_volt_id id, u32 voltage);
 641void ssb_pmu_set_ldo_paref(struct ssb_chipcommon *cc, bool on);
 642
 643#endif /* LINUX_SSB_CHIPCO_H_ */
 644
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