include/linux/ssb/ssb_driver_chipcommon.h

   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_UART0_DATA           0x0300
 185 #define SSB_CHIPCO_UART0_IMR            0x0304
 186 #define SSB_CHIPCO_UART0_FCR            0x0308
 187 #define SSB_CHIPCO_UART0_LCR            0x030C
 188 #define SSB_CHIPCO_UART0_MCR            0x0310
 189 #define SSB_CHIPCO_UART0_LSR            0x0314
 190 #define SSB_CHIPCO_UART0_MSR            0x0318
 191 #define SSB_CHIPCO_UART0_SCRATCH        0x031C
 192 #define SSB_CHIPCO_UART1_DATA           0x0400
 193 #define SSB_CHIPCO_UART1_IMR            0x0404
 194 #define SSB_CHIPCO_UART1_FCR            0x0408
 195 #define SSB_CHIPCO_UART1_LCR            0x040C
 196 #define SSB_CHIPCO_UART1_MCR            0x0410
 197 #define SSB_CHIPCO_UART1_LSR            0x0414
 198 #define SSB_CHIPCO_UART1_MSR            0x0418
 199 #define SSB_CHIPCO_UART1_SCRATCH        0x041C
 200
 201
 202
 203 /** Clockcontrol masks and values **/
 204
 205 /* SSB_CHIPCO_CLOCK_N */
 206 #define SSB_CHIPCO_CLK_N1               0x0000003F      /* n1 control */
 207 #define SSB_CHIPCO_CLK_N2               0x00003F00      /* n2 control */
 208 #define SSB_CHIPCO_CLK_N2_SHIFT         8
 209 #define SSB_CHIPCO_CLK_PLLC             0x000F0000      /* pll control */
 210 #define SSB_CHIPCO_CLK_PLLC_SHIFT       16
 211
 212 /* SSB_CHIPCO_CLOCK_SB/PCI/UART */
 213 #define SSB_CHIPCO_CLK_M1               0x0000003F      /* m1 control */
 214 #define SSB_CHIPCO_CLK_M2               0x00003F00      /* m2 control */
 215 #define SSB_CHIPCO_CLK_M2_SHIFT         8
 216 #define SSB_CHIPCO_CLK_M3               0x003F0000      /* m3 control */
 217 #define SSB_CHIPCO_CLK_M3_SHIFT         16
 218 #define SSB_CHIPCO_CLK_MC               0x1F000000      /* mux control */
 219 #define SSB_CHIPCO_CLK_MC_SHIFT         24
 220
 221 /* N3M Clock control magic field values */
 222 #define SSB_CHIPCO_CLK_F6_2             0x02            /* A factor of 2 in */
 223 #define SSB_CHIPCO_CLK_F6_3             0x03            /* 6-bit fields like */
 224 #define SSB_CHIPCO_CLK_F6_4             0x05            /* N1, M1 or M3 */
 225 #define SSB_CHIPCO_CLK_F6_5             0x09
 226 #define SSB_CHIPCO_CLK_F6_6             0x11
 227 #define SSB_CHIPCO_CLK_F6_7             0x21
 228
 229 #define SSB_CHIPCO_CLK_F5_BIAS          5               /* 5-bit fields get this added */
 230
 231 #define SSB_CHIPCO_CLK_MC_BYPASS        0x08
 232 #define SSB_CHIPCO_CLK_MC_M1            0x04
 233 #define SSB_CHIPCO_CLK_MC_M1M2          0x02
 234 #define SSB_CHIPCO_CLK_MC_M1M2M3        0x01
 235 #define SSB_CHIPCO_CLK_MC_M1M3          0x11
 236
 237 /* Type 2 Clock control magic field values */
 238 #define SSB_CHIPCO_CLK_T2_BIAS          2               /* n1, n2, m1 & m3 bias */
 239 #define SSB_CHIPCO_CLK_T2M2_BIAS        3               /* m2 bias */
 240
 241 #define SSB_CHIPCO_CLK_T2MC_M1BYP       1
 242 #define SSB_CHIPCO_CLK_T2MC_M2BYP       2
 243 #define SSB_CHIPCO_CLK_T2MC_M3BYP       4
 244
 245 /* Type 6 Clock control magic field values */
 246 #define SSB_CHIPCO_CLK_T6_MMASK         1               /* bits of interest in m */
 247 #define SSB_CHIPCO_CLK_T6_M0            120000000       /* sb clock for m = 0 */
 248 #define SSB_CHIPCO_CLK_T6_M1            100000000       /* sb clock for m = 1 */
 249 #define SSB_CHIPCO_CLK_SB2MIPS_T6(sb)   (2 * (sb))
 250
 251 /* Common clock base */
 252 #define SSB_CHIPCO_CLK_BASE1            24000000        /* Half the clock freq */
 253 #define SSB_CHIPCO_CLK_BASE2            12500000        /* Alternate crystal on some PLL's */
 254
 255 /* Clock control values for 200Mhz in 5350 */
 256 #define SSB_CHIPCO_CLK_5350_N           0x0311
 257 #define SSB_CHIPCO_CLK_5350_M           0x04020009
 258
 259
 260 /** Bits in the config registers **/
 261
 262 #define SSB_CHIPCO_CFG_EN               0x0001          /* Enable */
 263 #define SSB_CHIPCO_CFG_EXTM             0x000E          /* Extif Mode */
 264 #define  SSB_CHIPCO_CFG_EXTM_ASYNC      0x0002          /* Async/Parallel flash */
 265 #define  SSB_CHIPCO_CFG_EXTM_SYNC       0x0004          /* Synchronous */
 266 #define  SSB_CHIPCO_CFG_EXTM_PCMCIA     0x0008          /* PCMCIA */
 267 #define  SSB_CHIPCO_CFG_EXTM_IDE        0x000A          /* IDE */
 268 #define SSB_CHIPCO_CFG_DS16             0x0010          /* Data size, 0=8bit, 1=16bit */
 269 #define SSB_CHIPCO_CFG_CLKDIV           0x0060          /* Sync: Clock divisor */
 270 #define SSB_CHIPCO_CFG_CLKEN            0x0080          /* Sync: Clock enable */
 271 #define SSB_CHIPCO_CFG_BSTRO            0x0100          /* Sync: Size/Bytestrobe */
 272
 273
 274 /** Flash-specific control/status values */
 275
 276 /* flashcontrol opcodes for ST flashes */
 277 #define SSB_CHIPCO_FLASHCTL_ST_WREN     0x0006          /* Write Enable */
 278 #define SSB_CHIPCO_FLASHCTL_ST_WRDIS    0x0004          /* Write Disable */
 279 #define SSB_CHIPCO_FLASHCTL_ST_RDSR     0x0105          /* Read Status Register */
 280 #define SSB_CHIPCO_FLASHCTL_ST_WRSR     0x0101          /* Write Status Register */
 281 #define SSB_CHIPCO_FLASHCTL_ST_READ     0x0303          /* Read Data Bytes */
 282 #define SSB_CHIPCO_FLASHCTL_ST_PP       0x0302          /* Page Program */
 283 #define SSB_CHIPCO_FLASHCTL_ST_SE       0x02D8          /* Sector Erase */
 284 #define SSB_CHIPCO_FLASHCTL_ST_BE       0x00C7          /* Bulk Erase */
 285 #define SSB_CHIPCO_FLASHCTL_ST_DP       0x00B9          /* Deep Power-down */
 286 #define SSB_CHIPCO_FLASHCTL_ST_RSIG     0x03AB          /* Read Electronic Signature */
 287
 288 /* Status register bits for ST flashes */
 289 #define SSB_CHIPCO_FLASHSTA_ST_WIP      0x01            /* Write In Progress */
 290 #define SSB_CHIPCO_FLASHSTA_ST_WEL      0x02            /* Write Enable Latch */
 291 #define SSB_CHIPCO_FLASHSTA_ST_BP       0x1C            /* Block Protect */
 292 #define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2
 293 #define SSB_CHIPCO_FLASHSTA_ST_SRWD     0x80            /* Status Register Write Disable */
 294
 295 /* flashcontrol opcodes for Atmel flashes */
 296 #define SSB_CHIPCO_FLASHCTL_AT_READ             0x07E8
 297 #define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ        0x07D2
 298 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ        /* FIXME */
 299 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ        /* FIXME */
 300 #define SSB_CHIPCO_FLASHCTL_AT_STATUS           0x01D7
 301 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE       0x0384
 302 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE       0x0387
 303 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM  0x0283  /* Erase program */
 304 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM  0x0286  /* Erase program */
 305 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM     0x0288
 306 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM     0x0289
 307 #define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE       0x0281
 308 #define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE      0x0250
 309 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM   0x0382  /* Write erase program */
 310 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM   0x0385  /* Write erase program */
 311 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD        0x0253
 312 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD        0x0255
 313 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE     0x0260
 314 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE     0x0261
 315 #define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM   0x0258
 316 #define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM   0x0259
 317
 318 /* Status register bits for Atmel flashes */
 319 #define SSB_CHIPCO_FLASHSTA_AT_READY    0x80
 320 #define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40
 321 #define SSB_CHIPCO_FLASHSTA_AT_ID       0x38
 322 #define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3
 323
 324
 325 /** OTP **/
 326
 327 /* OTP regions */
 328 #define SSB_CHIPCO_OTP_HW_REGION        SSB_CHIPCO_OTPS_HW_PROTECT
 329 #define SSB_CHIPCO_OTP_SW_REGION        SSB_CHIPCO_OTPS_SW_PROTECT
 330 #define SSB_CHIPCO_OTP_CID_REGION       SSB_CHIPCO_OTPS_CID_PROTECT
 331
 332 /* OTP regions (Byte offsets from otp size) */
 333 #define SSB_CHIPCO_OTP_SWLIM_OFF        (-8)
 334 #define SSB_CHIPCO_OTP_CIDBASE_OFF      0
 335 #define SSB_CHIPCO_OTP_CIDLIM_OFF       8
 336
 337 /* Predefined OTP words (Word offset from otp size) */
 338 #define SSB_CHIPCO_OTP_BOUNDARY_OFF     (-4)
 339 #define SSB_CHIPCO_OTP_HWSIGN_OFF       (-3)
 340 #define SSB_CHIPCO_OTP_SWSIGN_OFF       (-2)
 341 #define SSB_CHIPCO_OTP_CIDSIGN_OFF      (-1)
 342
 343 #define SSB_CHIPCO_OTP_CID_OFF          0
 344 #define SSB_CHIPCO_OTP_PKG_OFF          1
 345 #define SSB_CHIPCO_OTP_FID_OFF          2
 346 #define SSB_CHIPCO_OTP_RSV_OFF          3
 347 #define SSB_CHIPCO_OTP_LIM_OFF          4
 348
 349 #define SSB_CHIPCO_OTP_SIGNATURE        0x578A
 350 #define SSB_CHIPCO_OTP_MAGIC            0x4E56
 351
 352
 353 struct ssb_device;
 354 struct ssb_serial_port;
 355
 356 struct ssb_chipcommon {
 357         struct ssb_device *dev;
 358         u32 capabilities;
 359         /* Fast Powerup Delay constant */
 360         u16 fast_pwrup_delay;
 361 };
 362
 363 static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
 364 {
 365         return (cc->dev != NULL);
 366 }
 367
 368 extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
 369
 370 #include <linux/pm.h>
 371 extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state);
 372 extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
 373
 374 extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
 375                                     u32 *plltype, u32 *n, u32 *m);
 376 extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
 377                                         u32 *plltype, u32 *n, u32 *m);
 378 extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
 379                                    unsigned long ns_per_cycle);
 380
 381 enum ssb_clkmode {
 382         SSB_CLKMODE_SLOW,
 383         SSB_CLKMODE_FAST,
 384         SSB_CLKMODE_DYNAMIC,
 385 };
 386
 387 extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
 388                                      enum ssb_clkmode mode);
 389
 390 extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
 391                                           u32 ticks);
 392
 393 /* Chipcommon GPIO pin access. */
 394 u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
 395 u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
 396 u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
 397 u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
 398 u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
 399 u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);
 400
 401 #ifdef CONFIG_SSB_SERIAL
 402 extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
 403                                   struct ssb_serial_port *ports);
 404 #endif /* CONFIG_SSB_SERIAL */
 405
 406 #endif /* LINUX_SSB_CHIPCO_H_ */