arch/arm/plat-mxc/include/mach/board-mx27ads.h

   1 /*
   2  * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
   3  */
   4
   5 /*
   6  * The code contained herein is licensed under the GNU General Public
   7  * License. You may obtain a copy of the GNU General Public License
   8  * Version 2 or later at the following locations:
   9  *
  10  * http://www.opensource.org/licenses/gpl-license.html
  11  * http://www.gnu.org/copyleft/gpl.html
  12  */
  13
  14 #ifndef __ASM_ARCH_MXC_BOARD_MX27ADS_H__
  15 #define __ASM_ARCH_MXC_BOARD_MX27ADS_H__
  16
  17 /* external interrupt multiplexer */
  18 #define MXC_EXP_IO_BASE         (MXC_BOARD_IRQ_START)
  19
  20 #define MXC_VIRTUAL_INTS_BASE   (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES)
  21 #define MXC_SDIO1_CARD_IRQ      MXC_VIRTUAL_INTS_BASE
  22 #define MXC_SDIO2_CARD_IRQ      (MXC_VIRTUAL_INTS_BASE + 1)
  23 #define MXC_SDIO3_CARD_IRQ      (MXC_VIRTUAL_INTS_BASE + 2)
  24
  25 #define MXC_MAX_BOARD_INTS      (MXC_MAX_EXP_IO_LINES + \
  26                                 MXC_MAX_VIRTUAL_INTS)
  27
  28 /*
  29  * MXC UART EVB board level configurations
  30  */
  31 #define MXC_LL_UART_PADDR       UART1_BASE_ADDR
  32 #define MXC_LL_UART_VADDR       AIPI_IO_ADDRESS(UART1_BASE_ADDR)
  33
  34 /*
  35  * @name Memory Size parameters
  36  */
  37
  38 /*
  39  * Size of SDRAM memory
  40  */
  41 #define SDRAM_MEM_SIZE          SZ_128M
  42
  43 /*
  44  * PBC Controller parameters
  45  */
  46
  47 /*
  48  * Base address of PBC controller, CS4
  49  */
  50 #define PBC_BASE_ADDRESS        0xEB000000
  51 #define PBC_REG_ADDR(offset)    (void __force __iomem *) \
  52                 (PBC_BASE_ADDRESS + (offset))
  53
  54 /*
  55  * PBC Interupt name definitions
  56  */
  57 #define PBC_GPIO1_0  0
  58 #define PBC_GPIO1_1  1
  59 #define PBC_GPIO1_2  2
  60 #define PBC_GPIO1_3  3
  61 #define PBC_GPIO1_4  4
  62 #define PBC_GPIO1_5  5
  63
  64 #define PBC_INTR_MAX_NUM 6
  65 #define PBC_INTR_SHARED_MAX_NUM 8
  66
  67 /* When the PBC address connection is fixed in h/w, defined as 1 */
  68 #define PBC_ADDR_SH             0
  69
  70 /* Offsets for the PBC Controller register */
  71 /*
  72  * PBC Board version register offset
  73  */
  74 #define PBC_VERSION_REG         PBC_REG_ADDR(0x00000 >> PBC_ADDR_SH)
  75 /*
  76  * PBC Board control register 1 set address.
  77  */
  78 #define PBC_BCTRL1_SET_REG      PBC_REG_ADDR(0x00008 >> PBC_ADDR_SH)
  79 /*
  80  * PBC Board control register 1 clear address.
  81  */
  82 #define PBC_BCTRL1_CLEAR_REG    PBC_REG_ADDR(0x0000C >> PBC_ADDR_SH)
  83 /*
  84  * PBC Board control register 2 set address.
  85  */
  86 #define PBC_BCTRL2_SET_REG      PBC_REG_ADDR(0x00010 >> PBC_ADDR_SH)
  87 /*
  88  * PBC Board control register 2 clear address.
  89  */
  90 #define PBC_BCTRL2_CLEAR_REG    PBC_REG_ADDR(0x00014 >> PBC_ADDR_SH)
  91 /*
  92  * PBC Board control register 3 set address.
  93  */
  94 #define PBC_BCTRL3_SET_REG      PBC_REG_ADDR(0x00018 >> PBC_ADDR_SH)
  95 /*
  96  * PBC Board control register 3 clear address.
  97  */
  98 #define PBC_BCTRL3_CLEAR_REG    PBC_REG_ADDR(0x0001C >> PBC_ADDR_SH)
  99 /*
 100  * PBC Board control register 3 set address.
 101  */
 102 #define PBC_BCTRL4_SET_REG      PBC_REG_ADDR(0x00020 >> PBC_ADDR_SH)
 103 /*
 104  * PBC Board control register 4 clear address.
 105  */
 106 #define PBC_BCTRL4_CLEAR_REG    PBC_REG_ADDR(0x00024 >> PBC_ADDR_SH)
 107 /*PBC_ADDR_SH
 108  * PBC Board status register 1.
 109  */
 110 #define PBC_BSTAT1_REG          PBC_REG_ADDR(0x00028 >> PBC_ADDR_SH)
 111 /*
 112  * PBC Board interrupt status register.
 113  */
 114 #define PBC_INTSTATUS_REG       PBC_REG_ADDR(0x0002C >> PBC_ADDR_SH)
 115 /*
 116  * PBC Board interrupt current status register.
 117  */
 118 #define PBC_INTCURR_STATUS_REG  PBC_REG_ADDR(0x00034 >> PBC_ADDR_SH)
 119 /*
 120  * PBC Interrupt mask register set address.
 121  */
 122 #define PBC_INTMASK_SET_REG     PBC_REG_ADDR(0x00038 >> PBC_ADDR_SH)
 123 /*
 124  * PBC Interrupt mask register clear address.
 125  */
 126 #define PBC_INTMASK_CLEAR_REG   PBC_REG_ADDR(0x0003C >> PBC_ADDR_SH)
 127 /*
 128  * External UART A.
 129  */
 130 #define PBC_SC16C652_UARTA_REG  PBC_REG_ADDR(0x20000 >> PBC_ADDR_SH)
 131 /*
 132  * UART 4 Expanding Signal Status.
 133  */
 134 #define PBC_UART_STATUS_REG     PBC_REG_ADDR(0x22000 >> PBC_ADDR_SH)
 135 /*
 136  * UART 4 Expanding Signal Control Set.
 137  */
 138 #define PBC_UCTRL_SET_REG       PBC_REG_ADDR(0x24000 >> PBC_ADDR_SH)
 139 /*
 140  * UART 4 Expanding Signal Control Clear.
 141  */
 142 #define PBC_UCTRL_CLR_REG       PBC_REG_ADDR(0x26000 >> PBC_ADDR_SH)
 143 /*
 144  * Ethernet Controller IO base address.
 145  */
 146 #define PBC_CS8900A_IOBASE_REG  PBC_REG_ADDR(0x40000 >> PBC_ADDR_SH)
 147 /*
 148  * Ethernet Controller Memory base address.
 149  */
 150 #define PBC_CS8900A_MEMBASE_REG PBC_REG_ADDR(0x42000 >> PBC_ADDR_SH)
 151 /*
 152  * Ethernet Controller DMA base address.
 153  */
 154 #define PBC_CS8900A_DMABASE_REG PBC_REG_ADDR(0x44000 >> PBC_ADDR_SH)
 155
 156 /* PBC Board Version Register bit definition */
 157 #define PBC_VERSION_ADS         0x8000  /* Bit15=1 means version for ads */
 158 #define PBC_VERSION_EVB_REVB    0x4000  /* BIT14=1 means version for evb revb */
 159
 160 /* PBC Board Control Register 1 bit definitions */
 161 #define PBC_BCTRL1_ERST         0x0001  /* Ethernet Reset */
 162 #define PBC_BCTRL1_URST         0x0002  /* Reset External UART controller */
 163 #define PBC_BCTRL1_FRST         0x0004  /* FEC Reset */
 164 #define PBC_BCTRL1_ESLEEP       0x0010  /* Enable ethernet Sleep */
 165 #define PBC_BCTRL1_LCDON        0x0800  /* Enable the LCD */
 166
 167 /* PBC Board Control Register 2 bit definitions */
 168 #define PBC_BCTRL2_VCC_EN       0x0004  /*   Enable VCC */
 169 #define PBC_BCTRL2_VPP_EN       0x0008  /*   Enable Vpp */
 170 #define PBC_BCTRL2_ATAFEC_EN    0X0010
 171 #define PBC_BCTRL2_ATAFEC_SEL   0X0020
 172 #define PBC_BCTRL2_ATA_EN       0X0040
 173 #define PBC_BCTRL2_IRDA_SD      0X0080
 174 #define PBC_BCTRL2_IRDA_EN      0X0100
 175 #define PBC_BCTRL2_CCTL10       0X0200
 176 #define PBC_BCTRL2_CCTL11       0X0400
 177
 178 /* PBC Board Control Register 3 bit definitions */
 179 #define PBC_BCTRL3_HSH_EN       0X0020
 180 #define PBC_BCTRL3_FSH_MOD      0X0040
 181 #define PBC_BCTRL3_OTG_HS_EN    0X0080
 182 #define PBC_BCTRL3_OTG_VBUS_EN  0X0100
 183 #define PBC_BCTRL3_FSH_VBUS_EN  0X0200
 184 #define PBC_BCTRL3_USB_OTG_ON   0X0800
 185 #define PBC_BCTRL3_USB_FSH_ON   0X1000
 186
 187 /* PBC Board Control Register 4 bit definitions */
 188 #define PBC_BCTRL4_REGEN_SEL    0X0001
 189 #define PBC_BCTRL4_USER_OFF     0X0002
 190 #define PBC_BCTRL4_VIB_EN       0X0004
 191 #define PBC_BCTRL4_PWRGT1_EN    0X0008
 192 #define PBC_BCTRL4_PWRGT2_EN    0X0010
 193 #define PBC_BCTRL4_STDBY_PRI    0X0020
 194
 195 #ifndef __ASSEMBLY__
 196 /*
 197  * Enumerations for SD cards and memory stick card. This corresponds to
 198  * the card EN bits in the IMR: SD1_EN | MS_EN | SD3_EN | SD2_EN.
 199  */
 200 enum mxc_card_no {
 201         MXC_CARD_SD2 = 0,
 202         MXC_CARD_SD3,
 203         MXC_CARD_MS,
 204         MXC_CARD_SD1,
 205         MXC_CARD_MIN = MXC_CARD_SD2,
 206         MXC_CARD_MAX = MXC_CARD_SD1,
 207 };
 208 #endif
 209
 210 #define MXC_CPLD_VER_1_50       0x01
 211
 212 /*
 213  * PBC BSTAT Register bit definitions
 214  */
 215 #define PBC_BSTAT_PRI_INT       0X0001
 216 #define PBC_BSTAT_USB_BYP       0X0002
 217 #define PBC_BSTAT_ATA_IOCS16    0X0004
 218 #define PBC_BSTAT_ATA_CBLID     0X0008
 219 #define PBC_BSTAT_ATA_DASP      0X0010
 220 #define PBC_BSTAT_PWR_RDY       0X0020
 221 #define PBC_BSTAT_SD3_WP        0X0100
 222 #define PBC_BSTAT_SD2_WP        0X0200
 223 #define PBC_BSTAT_SD1_WP        0X0400
 224 #define PBC_BSTAT_SD3_DET       0X0800
 225 #define PBC_BSTAT_SD2_DET       0X1000
 226 #define PBC_BSTAT_SD1_DET       0X2000
 227 #define PBC_BSTAT_MS_DET        0X4000
 228 #define PBC_BSTAT_SD3_DET_BIT   11
 229 #define PBC_BSTAT_SD2_DET_BIT   12
 230 #define PBC_BSTAT_SD1_DET_BIT   13
 231 #define PBC_BSTAT_MS_DET_BIT    14
 232 #define MXC_BSTAT_BIT(n)        ((n == MXC_CARD_SD2) ? PBC_BSTAT_SD2_DET : \
 233                                  ((n == MXC_CARD_SD3) ? PBC_BSTAT_SD3_DET : \
 234                                  ((n == MXC_CARD_SD1) ? PBC_BSTAT_SD1_DET : \
 235                                  ((n == MXC_CARD_MS) ? PBC_BSTAT_MS_DET : \
 236                                         0x0))))
 237
 238 /*
 239  * PBC UART Control Register bit definitions
 240  */
 241 #define PBC_UCTRL_DCE_DCD       0X0001
 242 #define PBC_UCTRL_DCE_DSR       0X0002
 243 #define PBC_UCTRL_DCE_RI        0X0004
 244 #define PBC_UCTRL_DTE_DTR       0X0100
 245
 246 /*
 247  * PBC UART Status Register bit definitions
 248  */
 249 #define PBC_USTAT_DTE_DCD       0X0001
 250 #define PBC_USTAT_DTE_DSR       0X0002
 251 #define PBC_USTAT_DTE_RI        0X0004
 252 #define PBC_USTAT_DCE_DTR       0X0100
 253
 254 /*
 255  * PBC Interupt mask register bit definitions
 256  */
 257 #define PBC_INTR_SD3_R_EN_BIT   4
 258 #define PBC_INTR_SD2_R_EN_BIT   0
 259 #define PBC_INTR_SD1_R_EN_BIT   6
 260 #define PBC_INTR_MS_R_EN_BIT    5
 261 #define PBC_INTR_SD3_EN_BIT     13
 262 #define PBC_INTR_SD2_EN_BIT     12
 263 #define PBC_INTR_MS_EN_BIT      14
 264 #define PBC_INTR_SD1_EN_BIT     15
 265
 266 #define PBC_INTR_SD2_R_EN       0x0001
 267 #define PBC_INTR_LOW_BAT        0X0002
 268 #define PBC_INTR_OTG_FSOVER     0X0004
 269 #define PBC_INTR_FSH_OVER       0X0008
 270 #define PBC_INTR_SD3_R_EN       0x0010
 271 #define PBC_INTR_MS_R_EN        0x0020
 272 #define PBC_INTR_SD1_R_EN       0x0040
 273 #define PBC_INTR_FEC_INT        0X0080
 274 #define PBC_INTR_ENET_INT       0X0100
 275 #define PBC_INTR_OTGFS_INT      0X0200
 276 #define PBC_INTR_XUART_INT      0X0400
 277 #define PBC_INTR_CCTL12         0X0800
 278 #define PBC_INTR_SD2_EN         0x1000
 279 #define PBC_INTR_SD3_EN         0x2000
 280 #define PBC_INTR_MS_EN          0x4000
 281 #define PBC_INTR_SD1_EN         0x8000
 282
 283
 284
 285 /* For interrupts like xuart, enet etc */
 286 #define EXPIO_PARENT_INT        IOMUX_TO_IRQ(MX27_PIN_TIN)
 287 #define MXC_MAX_EXP_IO_LINES    16
 288
 289 /*
 290  * This corresponds to PBC_INTMASK_SET_REG at offset 0x38.
 291  *
 292  */
 293 #define EXPIO_INT_LOW_BAT       (MXC_EXP_IO_BASE + 1)
 294 #define EXPIO_INT_OTG_FS_OVR    (MXC_EXP_IO_BASE + 2)
 295 #define EXPIO_INT_FSH_OVR       (MXC_EXP_IO_BASE + 3)
 296 #define EXPIO_INT_RES4          (MXC_EXP_IO_BASE + 4)
 297 #define EXPIO_INT_RES5          (MXC_EXP_IO_BASE + 5)
 298 #define EXPIO_INT_RES6          (MXC_EXP_IO_BASE + 6)
 299 #define EXPIO_INT_FEC           (MXC_EXP_IO_BASE + 7)
 300 #define EXPIO_INT_ENET_INT      (MXC_EXP_IO_BASE + 8)
 301 #define EXPIO_INT_OTG_FS_INT    (MXC_EXP_IO_BASE + 9)
 302 #define EXPIO_INT_XUART_INTA    (MXC_EXP_IO_BASE + 10)
 303 #define EXPIO_INT_CCTL12_INT    (MXC_EXP_IO_BASE + 11)
 304 #define EXPIO_INT_SD2_EN        (MXC_EXP_IO_BASE + 12)
 305 #define EXPIO_INT_SD3_EN        (MXC_EXP_IO_BASE + 13)
 306 #define EXPIO_INT_MS_EN         (MXC_EXP_IO_BASE + 14)
 307 #define EXPIO_INT_SD1_EN        (MXC_EXP_IO_BASE + 15)
 308
 309 /*
 310  * This is System IRQ used by CS8900A for interrupt generation
 311  * taken from platform.h
 312  */
 313 #define CS8900AIRQ              EXPIO_INT_ENET_INT
 314 /* This is I/O Base address used to access registers of CS8900A on MXC ADS */
 315 #define CS8900A_BASE_ADDRESS    (PBC_CS8900A_IOBASE_REG + 0x300)
 316
 317 #define MXC_PMIC_INT_LINE       IOMUX_TO_IRQ(MX27_PIN_TOUT)
 318
 319 /*
 320 * This is used to detect if the CPLD version is for mx27 evb board rev-a
 321 */
 322 #define PBC_CPLD_VERSION_IS_REVA() \
 323         ((__raw_readw(PBC_VERSION_REG) & \
 324         (PBC_VERSION_ADS | PBC_VERSION_EVB_REVB))\
 325         == 0)
 326
 327 /* This is used to active or inactive ata signal in CPLD .
 328  *  It is dependent with hardware
 329  */
 330 #define PBC_ATA_SIGNAL_ACTIVE() \
 331         __raw_writew(           \
 332                 PBC_BCTRL2_ATAFEC_EN|PBC_BCTRL2_ATAFEC_SEL|PBC_BCTRL2_ATA_EN, \
 333                 PBC_BCTRL2_CLEAR_REG)
 334
 335 #define PBC_ATA_SIGNAL_INACTIVE() \
 336         __raw_writew(  \
 337                 PBC_BCTRL2_ATAFEC_EN|PBC_BCTRL2_ATAFEC_SEL|PBC_BCTRL2_ATA_EN, \
 338                 PBC_BCTRL2_SET_REG)
 339
 340 #define MXC_BD_LED1             (1 << 5)
 341 #define MXC_BD_LED2             (1 << 6)
 342 #define MXC_BD_LED_ON(led) \
 343         __raw_writew(led, PBC_BCTRL1_SET_REG)
 344 #define MXC_BD_LED_OFF(led) \
 345         __raw_writew(led, PBC_BCTRL1_CLEAR_REG)
 346
 347 /* to determine the correct external crystal reference */
 348 #define CKIH_27MHZ_BIT_SET      (1 << 3)
 349
 350 #endif                          /* __ASM_ARCH_MXC_BOARD_MX27ADS_H__ */