arch/arm/mach-davinci/devices-da8xx.c

   1 /*
   2  * DA8XX/OMAP L1XX platform device data
   3  *
   4  * Copyright (c) 2007-2009, MontaVista Software, Inc. <source@mvista.com>
   5  * Derived from code that was:
   6  *      Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  */
  13 #include <linux/module.h>
  14 #include <linux/kernel.h>
  15 #include <linux/init.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/dma-mapping.h>
  18 #include <linux/serial_8250.h>
  19
  20 #include <mach/cputype.h>
  21 #include <mach/common.h>
  22 #include <mach/time.h>
  23 #include <mach/da8xx.h>
  24 #include <video/da8xx-fb.h>
  25
  26 #include "clock.h"
  27
  28 #define DA8XX_TPCC_BASE                 0x01c00000
  29 #define DA8XX_TPTC0_BASE                0x01c08000
  30 #define DA8XX_TPTC1_BASE                0x01c08400
  31 #define DA8XX_WDOG_BASE                 0x01c21000 /* DA8XX_TIMER64P1_BASE */
  32 #define DA8XX_I2C0_BASE                 0x01c22000
  33 #define DA8XX_EMAC_CPPI_PORT_BASE       0x01e20000
  34 #define DA8XX_EMAC_CPGMACSS_BASE        0x01e22000
  35 #define DA8XX_EMAC_CPGMAC_BASE          0x01e23000
  36 #define DA8XX_EMAC_MDIO_BASE            0x01e24000
  37 #define DA8XX_GPIO_BASE                 0x01e26000
  38 #define DA8XX_I2C1_BASE                 0x01e28000
  39
  40 #define DA8XX_EMAC_CTRL_REG_OFFSET      0x3000
  41 #define DA8XX_EMAC_MOD_REG_OFFSET       0x2000
  42 #define DA8XX_EMAC_RAM_OFFSET           0x0000
  43 #define DA8XX_MDIO_REG_OFFSET           0x4000
  44 #define DA8XX_EMAC_CTRL_RAM_SIZE        SZ_8K
  45
  46 static struct plat_serial8250_port da8xx_serial_pdata[] = {
  47         {
  48                 .mapbase        = DA8XX_UART0_BASE,
  49                 .irq            = IRQ_DA8XX_UARTINT0,
  50                 .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
  51                                         UPF_IOREMAP,
  52                 .iotype         = UPIO_MEM,
  53                 .regshift       = 2,
  54         },
  55         {
  56                 .mapbase        = DA8XX_UART1_BASE,
  57                 .irq            = IRQ_DA8XX_UARTINT1,
  58                 .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
  59                                         UPF_IOREMAP,
  60                 .iotype         = UPIO_MEM,
  61                 .regshift       = 2,
  62         },
  63         {
  64                 .mapbase        = DA8XX_UART2_BASE,
  65                 .irq            = IRQ_DA8XX_UARTINT2,
  66                 .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
  67                                         UPF_IOREMAP,
  68                 .iotype         = UPIO_MEM,
  69                 .regshift       = 2,
  70         },
  71         {
  72                 .flags  = 0,
  73         },
  74 };
  75
  76 struct platform_device da8xx_serial_device = {
  77         .name   = "serial8250",
  78         .id     = PLAT8250_DEV_PLATFORM,
  79         .dev    = {
  80                 .platform_data  = da8xx_serial_pdata,
  81         },
  82 };
  83
  84 static const s8 da8xx_dma_chan_no_event[] = {
  85         20, 21,
  86         -1
  87 };
  88
  89 static const s8 da8xx_queue_tc_mapping[][2] = {
  90         /* {event queue no, TC no} */
  91         {0, 0},
  92         {1, 1},
  93         {-1, -1}
  94 };
  95
  96 static const s8 da8xx_queue_priority_mapping[][2] = {
  97         /* {event queue no, Priority} */
  98         {0, 3},
  99         {1, 7},
 100         {-1, -1}
 101 };
 102
 103 static struct edma_soc_info da8xx_edma_info[] = {
 104         {
 105                 .n_channel              = 32,
 106                 .n_region               = 4,
 107                 .n_slot                 = 128,
 108                 .n_tc                   = 2,
 109                 .n_cc                   = 1,
 110                 .noevent                = da8xx_dma_chan_no_event,
 111                 .queue_tc_mapping       = da8xx_queue_tc_mapping,
 112                 .queue_priority_mapping = da8xx_queue_priority_mapping,
 113         },
 114 };
 115
 116 static struct resource da8xx_edma_resources[] = {
 117         {
 118                 .name   = "edma_cc0",
 119                 .start  = DA8XX_TPCC_BASE,
 120                 .end    = DA8XX_TPCC_BASE + SZ_32K - 1,
 121                 .flags  = IORESOURCE_MEM,
 122         },
 123         {
 124                 .name   = "edma_tc0",
 125                 .start  = DA8XX_TPTC0_BASE,
 126                 .end    = DA8XX_TPTC0_BASE + SZ_1K - 1,
 127                 .flags  = IORESOURCE_MEM,
 128         },
 129         {
 130                 .name   = "edma_tc1",
 131                 .start  = DA8XX_TPTC1_BASE,
 132                 .end    = DA8XX_TPTC1_BASE + SZ_1K - 1,
 133                 .flags  = IORESOURCE_MEM,
 134         },
 135         {
 136                 .name   = "edma0",
 137                 .start  = IRQ_DA8XX_CCINT0,
 138                 .flags  = IORESOURCE_IRQ,
 139         },
 140         {
 141                 .name   = "edma0_err",
 142                 .start  = IRQ_DA8XX_CCERRINT,
 143                 .flags  = IORESOURCE_IRQ,
 144         },
 145 };
 146
 147 static struct platform_device da8xx_edma_device = {
 148         .name           = "edma",
 149         .id             = -1,
 150         .dev = {
 151                 .platform_data  = da8xx_edma_info,
 152         },
 153         .num_resources  = ARRAY_SIZE(da8xx_edma_resources),
 154         .resource       = da8xx_edma_resources,
 155 };
 156
 157 int __init da8xx_register_edma(void)
 158 {
 159         return platform_device_register(&da8xx_edma_device);
 160 }
 161
 162 static struct resource da8xx_i2c_resources0[] = {
 163         {
 164                 .start  = DA8XX_I2C0_BASE,
 165                 .end    = DA8XX_I2C0_BASE + SZ_4K - 1,
 166                 .flags  = IORESOURCE_MEM,
 167         },
 168         {
 169                 .start  = IRQ_DA8XX_I2CINT0,
 170                 .end    = IRQ_DA8XX_I2CINT0,
 171                 .flags  = IORESOURCE_IRQ,
 172         },
 173 };
 174
 175 static struct platform_device da8xx_i2c_device0 = {
 176         .name           = "i2c_davinci",
 177         .id             = 1,
 178         .num_resources  = ARRAY_SIZE(da8xx_i2c_resources0),
 179         .resource       = da8xx_i2c_resources0,
 180 };
 181
 182 static struct resource da8xx_i2c_resources1[] = {
 183         {
 184                 .start  = DA8XX_I2C1_BASE,
 185                 .end    = DA8XX_I2C1_BASE + SZ_4K - 1,
 186                 .flags  = IORESOURCE_MEM,
 187         },
 188         {
 189                 .start  = IRQ_DA8XX_I2CINT1,
 190                 .end    = IRQ_DA8XX_I2CINT1,
 191                 .flags  = IORESOURCE_IRQ,
 192         },
 193 };
 194
 195 static struct platform_device da8xx_i2c_device1 = {
 196         .name           = "i2c_davinci",
 197         .id             = 2,
 198         .num_resources  = ARRAY_SIZE(da8xx_i2c_resources1),
 199         .resource       = da8xx_i2c_resources1,
 200 };
 201
 202 int __init da8xx_register_i2c(int instance,
 203                 struct davinci_i2c_platform_data *pdata)
 204 {
 205         struct platform_device *pdev;
 206
 207         if (instance == 0)
 208                 pdev = &da8xx_i2c_device0;
 209         else if (instance == 1)
 210                 pdev = &da8xx_i2c_device1;
 211         else
 212                 return -EINVAL;
 213
 214         pdev->dev.platform_data = pdata;
 215         return platform_device_register(pdev);
 216 }
 217
 218 static struct resource da8xx_watchdog_resources[] = {
 219         {
 220                 .start  = DA8XX_WDOG_BASE,
 221                 .end    = DA8XX_WDOG_BASE + SZ_4K - 1,
 222                 .flags  = IORESOURCE_MEM,
 223         },
 224 };
 225
 226 struct platform_device davinci_wdt_device = {
 227         .name           = "watchdog",
 228         .id             = -1,
 229         .num_resources  = ARRAY_SIZE(da8xx_watchdog_resources),
 230         .resource       = da8xx_watchdog_resources,
 231 };
 232
 233 int __init da8xx_register_watchdog(void)
 234 {
 235         return platform_device_register(&davinci_wdt_device);
 236 }
 237
 238 static struct resource da8xx_emac_resources[] = {
 239         {
 240                 .start  = DA8XX_EMAC_CPPI_PORT_BASE,
 241                 .end    = DA8XX_EMAC_CPPI_PORT_BASE + 0x5000 - 1,
 242                 .flags  = IORESOURCE_MEM,
 243         },
 244         {
 245                 .start  = IRQ_DA8XX_C0_RX_THRESH_PULSE,
 246                 .end    = IRQ_DA8XX_C0_RX_THRESH_PULSE,
 247                 .flags  = IORESOURCE_IRQ,
 248         },
 249         {
 250                 .start  = IRQ_DA8XX_C0_RX_PULSE,
 251                 .end    = IRQ_DA8XX_C0_RX_PULSE,
 252                 .flags  = IORESOURCE_IRQ,
 253         },
 254         {
 255                 .start  = IRQ_DA8XX_C0_TX_PULSE,
 256                 .end    = IRQ_DA8XX_C0_TX_PULSE,
 257                 .flags  = IORESOURCE_IRQ,
 258         },
 259         {
 260                 .start  = IRQ_DA8XX_C0_MISC_PULSE,
 261                 .end    = IRQ_DA8XX_C0_MISC_PULSE,
 262                 .flags  = IORESOURCE_IRQ,
 263         },
 264 };
 265
 266 struct emac_platform_data da8xx_emac_pdata = {
 267         .ctrl_reg_offset        = DA8XX_EMAC_CTRL_REG_OFFSET,
 268         .ctrl_mod_reg_offset    = DA8XX_EMAC_MOD_REG_OFFSET,
 269         .ctrl_ram_offset        = DA8XX_EMAC_RAM_OFFSET,
 270         .mdio_reg_offset        = DA8XX_MDIO_REG_OFFSET,
 271         .ctrl_ram_size          = DA8XX_EMAC_CTRL_RAM_SIZE,
 272         .version                = EMAC_VERSION_2,
 273 };
 274
 275 static struct platform_device da8xx_emac_device = {
 276         .name           = "davinci_emac",
 277         .id             = 1,
 278         .dev = {
 279                 .platform_data  = &da8xx_emac_pdata,
 280         },
 281         .num_resources  = ARRAY_SIZE(da8xx_emac_resources),
 282         .resource       = da8xx_emac_resources,
 283 };
 284
 285 static struct resource da830_mcasp1_resources[] = {
 286         {
 287                 .name   = "mcasp1",
 288                 .start  = DAVINCI_DA830_MCASP1_REG_BASE,
 289                 .end    = DAVINCI_DA830_MCASP1_REG_BASE + (SZ_1K * 12) - 1,
 290                 .flags  = IORESOURCE_MEM,
 291         },
 292         /* TX event */
 293         {
 294                 .start  = DAVINCI_DA830_DMA_MCASP1_AXEVT,
 295                 .end    = DAVINCI_DA830_DMA_MCASP1_AXEVT,
 296                 .flags  = IORESOURCE_DMA,
 297         },
 298         /* RX event */
 299         {
 300                 .start  = DAVINCI_DA830_DMA_MCASP1_AREVT,
 301                 .end    = DAVINCI_DA830_DMA_MCASP1_AREVT,
 302                 .flags  = IORESOURCE_DMA,
 303         },
 304 };
 305
 306 static struct platform_device da830_mcasp1_device = {
 307         .name           = "davinci-mcasp",
 308         .id             = 1,
 309         .num_resources  = ARRAY_SIZE(da830_mcasp1_resources),
 310         .resource       = da830_mcasp1_resources,
 311 };
 312
 313 static struct resource da850_mcasp_resources[] = {
 314         {
 315                 .name   = "mcasp",
 316                 .start  = DAVINCI_DA8XX_MCASP0_REG_BASE,
 317                 .end    = DAVINCI_DA8XX_MCASP0_REG_BASE + (SZ_1K * 12) - 1,
 318                 .flags  = IORESOURCE_MEM,
 319         },
 320         /* TX event */
 321         {
 322                 .start  = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
 323                 .end    = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
 324                 .flags  = IORESOURCE_DMA,
 325         },
 326         /* RX event */
 327         {
 328                 .start  = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
 329                 .end    = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
 330                 .flags  = IORESOURCE_DMA,
 331         },
 332 };
 333
 334 static struct platform_device da850_mcasp_device = {
 335         .name           = "davinci-mcasp",
 336         .id             = 0,
 337         .num_resources  = ARRAY_SIZE(da850_mcasp_resources),
 338         .resource       = da850_mcasp_resources,
 339 };
 340
 341 int __init da8xx_register_emac(void)
 342 {
 343         return platform_device_register(&da8xx_emac_device);
 344 }
 345
 346 void __init da8xx_init_mcasp(int id, struct snd_platform_data *pdata)
 347 {
 348         /* DA830/OMAP-L137 has 3 instances of McASP */
 349         if (cpu_is_davinci_da830() && id == 1) {
 350                 da830_mcasp1_device.dev.platform_data = pdata;
 351                 platform_device_register(&da830_mcasp1_device);
 352         } else if (cpu_is_davinci_da850()) {
 353                 da850_mcasp_device.dev.platform_data = pdata;
 354                 platform_device_register(&da850_mcasp_device);
 355         }
 356 }
 357
 358 static const struct display_panel disp_panel = {
 359         QVGA,
 360         16,
 361         16,
 362         COLOR_ACTIVE,
 363 };
 364
 365 static struct lcd_ctrl_config lcd_cfg = {
 366         &disp_panel,
 367         .ac_bias                = 255,
 368         .ac_bias_intrpt         = 0,
 369         .dma_burst_sz           = 16,
 370         .bpp                    = 16,
 371         .fdd                    = 255,
 372         .tft_alt_mode           = 0,
 373         .stn_565_mode           = 0,
 374         .mono_8bit_mode         = 0,
 375         .invert_line_clock      = 1,
 376         .invert_frm_clock       = 1,
 377         .sync_edge              = 0,
 378         .sync_ctrl              = 1,
 379         .raster_order           = 0,
 380 };
 381
 382 static struct da8xx_lcdc_platform_data da850_evm_lcdc_pdata = {
 383         .manu_name = "sharp",
 384         .controller_data = &lcd_cfg,
 385         .type = "Sharp_LK043T1DG01",
 386 };
 387
 388 static struct resource da8xx_lcdc_resources[] = {
 389         [0] = { /* registers */
 390                 .start  = DA8XX_LCD_CNTRL_BASE,
 391                 .end    = DA8XX_LCD_CNTRL_BASE + SZ_4K - 1,
 392                 .flags  = IORESOURCE_MEM,
 393         },
 394         [1] = { /* interrupt */
 395                 .start  = IRQ_DA8XX_LCDINT,
 396                 .end    = IRQ_DA8XX_LCDINT,
 397                 .flags  = IORESOURCE_IRQ,
 398         },
 399 };
 400
 401 static struct platform_device da850_lcdc_device = {
 402         .name           = "da8xx_lcdc",
 403         .id             = 0,
 404         .num_resources  = ARRAY_SIZE(da8xx_lcdc_resources),
 405         .resource       = da8xx_lcdc_resources,
 406         .dev = {
 407                 .platform_data = &da850_evm_lcdc_pdata,
 408         }
 409 };
 410
 411 int __init da8xx_register_lcdc(void)
 412 {
 413         return platform_device_register(&da850_lcdc_device);
 414 }
 415
 416 static struct resource da8xx_mmcsd0_resources[] = {
 417         {               /* registers */
 418                 .start  = DA8XX_MMCSD0_BASE,
 419                 .end    = DA8XX_MMCSD0_BASE + SZ_4K - 1,
 420                 .flags  = IORESOURCE_MEM,
 421         },
 422         {               /* interrupt */
 423                 .start  = IRQ_DA8XX_MMCSDINT0,
 424                 .end    = IRQ_DA8XX_MMCSDINT0,
 425                 .flags  = IORESOURCE_IRQ,
 426         },
 427         {               /* DMA RX */
 428                 .start  = EDMA_CTLR_CHAN(0, 16),
 429                 .end    = EDMA_CTLR_CHAN(0, 16),
 430                 .flags  = IORESOURCE_DMA,
 431         },
 432         {               /* DMA TX */
 433                 .start  = EDMA_CTLR_CHAN(0, 17),
 434                 .end    = EDMA_CTLR_CHAN(0, 17),
 435                 .flags  = IORESOURCE_DMA,
 436         },
 437 };
 438
 439 static struct platform_device da8xx_mmcsd0_device = {
 440         .name           = "davinci_mmc",
 441         .id             = 0,
 442         .num_resources  = ARRAY_SIZE(da8xx_mmcsd0_resources),
 443         .resource       = da8xx_mmcsd0_resources,
 444 };
 445
 446 int __init da8xx_register_mmcsd0(struct davinci_mmc_config *config)
 447 {
 448         da8xx_mmcsd0_device.dev.platform_data = config;
 449         return platform_device_register(&da8xx_mmcsd0_device);
 450 }