arch/arm/mach-omap1/board-h3.c

   1 /*
   2  * linux/arch/arm/mach-omap1/board-h3.c
   3  *
   4  * This file contains OMAP1710 H3 specific code.
   5  *
   6  * Copyright (C) 2004 Texas Instruments, Inc.
   7  * Copyright (C) 2002 MontaVista Software, Inc.
   8  * Copyright (C) 2001 RidgeRun, Inc.
   9  * Author: RidgeRun, Inc.
  10  *         Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License version 2 as
  14  * published by the Free Software Foundation.
  15  */
  16 #include <linux/gpio.h>
  17 #include <linux/types.h>
  18 #include <linux/init.h>
  19 #include <linux/major.h>
  20 #include <linux/kernel.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/errno.h>
  23 #include <linux/workqueue.h>
  24 #include <linux/i2c.h>
  25 #include <linux/mtd/mtd.h>
  26 #include <linux/mtd/nand.h>
  27 #include <linux/mtd/partitions.h>
  28 #include <linux/mtd/physmap.h>
  29 #include <linux/input.h>
  30 #include <linux/spi/spi.h>
  31 #include <linux/i2c/tps65010.h>
  32 #include <linux/smc91x.h>
  33 #include <linux/omapfb.h>
  34 #include <linux/platform_data/gpio-omap.h>
  35 #include <linux/leds.h>
  36
  37 #include <asm/setup.h>
  38 #include <asm/page.h>
  39 #include <asm/mach-types.h>
  40 #include <asm/mach/arch.h>
  41 #include <asm/mach/map.h>
  42
  43 #include <mach/mux.h>
  44 #include <mach/tc.h>
  45 #include <linux/platform_data/keypad-omap.h>
  46 #include <linux/omap-dma.h>
  47 #include "flash.h"
  48
  49 #include <mach/hardware.h>
  50 #include <mach/irqs.h>
  51 #include <mach/usb.h>
  52
  53 #include "common.h"
  54 #include "board-h3.h"
  55
  56 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */
  57 #define OMAP1710_ETHR_START             0x04000300
  58
  59 #define H3_TS_GPIO      48
  60
  61 static const unsigned int h3_keymap[] = {
  62         KEY(0, 0, KEY_LEFT),
  63         KEY(1, 0, KEY_RIGHT),
  64         KEY(2, 0, KEY_3),
  65         KEY(3, 0, KEY_F10),
  66         KEY(4, 0, KEY_F5),
  67         KEY(5, 0, KEY_9),
  68         KEY(0, 1, KEY_DOWN),
  69         KEY(1, 1, KEY_UP),
  70         KEY(2, 1, KEY_2),
  71         KEY(3, 1, KEY_F9),
  72         KEY(4, 1, KEY_F7),
  73         KEY(5, 1, KEY_0),
  74         KEY(0, 2, KEY_ENTER),
  75         KEY(1, 2, KEY_6),
  76         KEY(2, 2, KEY_1),
  77         KEY(3, 2, KEY_F2),
  78         KEY(4, 2, KEY_F6),
  79         KEY(5, 2, KEY_HOME),
  80         KEY(0, 3, KEY_8),
  81         KEY(1, 3, KEY_5),
  82         KEY(2, 3, KEY_F12),
  83         KEY(3, 3, KEY_F3),
  84         KEY(4, 3, KEY_F8),
  85         KEY(5, 3, KEY_END),
  86         KEY(0, 4, KEY_7),
  87         KEY(1, 4, KEY_4),
  88         KEY(2, 4, KEY_F11),
  89         KEY(3, 4, KEY_F1),
  90         KEY(4, 4, KEY_F4),
  91         KEY(5, 4, KEY_ESC),
  92         KEY(0, 5, KEY_F13),
  93         KEY(1, 5, KEY_F14),
  94         KEY(2, 5, KEY_F15),
  95         KEY(3, 5, KEY_F16),
  96         KEY(4, 5, KEY_SLEEP),
  97 };
  98
  99
 100 static struct mtd_partition nor_partitions[] = {
 101         /* bootloader (U-Boot, etc) in first sector */
 102         {
 103               .name             = "bootloader",
 104               .offset           = 0,
 105               .size             = SZ_128K,
 106               .mask_flags       = MTD_WRITEABLE, /* force read-only */
 107         },
 108         /* bootloader params in the next sector */
 109         {
 110               .name             = "params",
 111               .offset           = MTDPART_OFS_APPEND,
 112               .size             = SZ_128K,
 113               .mask_flags       = 0,
 114         },
 115         /* kernel */
 116         {
 117               .name             = "kernel",
 118               .offset           = MTDPART_OFS_APPEND,
 119               .size             = SZ_2M,
 120               .mask_flags       = 0
 121         },
 122         /* file system */
 123         {
 124               .name             = "filesystem",
 125               .offset           = MTDPART_OFS_APPEND,
 126               .size             = MTDPART_SIZ_FULL,
 127               .mask_flags       = 0
 128         }
 129 };
 130
 131 static struct physmap_flash_data nor_data = {
 132         .width          = 2,
 133         .set_vpp        = omap1_set_vpp,
 134         .parts          = nor_partitions,
 135         .nr_parts       = ARRAY_SIZE(nor_partitions),
 136 };
 137
 138 static struct resource nor_resource = {
 139         /* This is on CS3, wherever it's mapped */
 140         .flags          = IORESOURCE_MEM,
 141 };
 142
 143 static struct platform_device nor_device = {
 144         .name           = "physmap-flash",
 145         .id             = 0,
 146         .dev            = {
 147                 .platform_data  = &nor_data,
 148         },
 149         .num_resources  = 1,
 150         .resource       = &nor_resource,
 151 };
 152
 153 static struct mtd_partition nand_partitions[] = {
 154 #if 0
 155         /* REVISIT: enable these partitions if you make NAND BOOT work */
 156         {
 157                 .name           = "xloader",
 158                 .offset         = 0,
 159                 .size           = 64 * 1024,
 160                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
 161         },
 162         {
 163                 .name           = "bootloader",
 164                 .offset         = MTDPART_OFS_APPEND,
 165                 .size           = 256 * 1024,
 166                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
 167         },
 168         {
 169                 .name           = "params",
 170                 .offset         = MTDPART_OFS_APPEND,
 171                 .size           = 192 * 1024,
 172         },
 173         {
 174                 .name           = "kernel",
 175                 .offset         = MTDPART_OFS_APPEND,
 176                 .size           = 2 * SZ_1M,
 177         },
 178 #endif
 179         {
 180                 .name           = "filesystem",
 181                 .size           = MTDPART_SIZ_FULL,
 182                 .offset         = MTDPART_OFS_APPEND,
 183         },
 184 };
 185
 186 #define H3_NAND_RB_GPIO_PIN     10
 187
 188 static int nand_dev_ready(struct mtd_info *mtd)
 189 {
 190         return gpio_get_value(H3_NAND_RB_GPIO_PIN);
 191 }
 192
 193 static struct platform_nand_data nand_platdata = {
 194         .chip   = {
 195                 .nr_chips               = 1,
 196                 .chip_offset            = 0,
 197                 .nr_partitions          = ARRAY_SIZE(nand_partitions),
 198                 .partitions             = nand_partitions,
 199                 .options                = NAND_SAMSUNG_LP_OPTIONS,
 200         },
 201         .ctrl   = {
 202                 .cmd_ctrl       = omap1_nand_cmd_ctl,
 203                 .dev_ready      = nand_dev_ready,
 204
 205         },
 206 };
 207
 208 static struct resource nand_resource = {
 209         .flags          = IORESOURCE_MEM,
 210 };
 211
 212 static struct platform_device nand_device = {
 213         .name           = "gen_nand",
 214         .id             = 0,
 215         .dev            = {
 216                 .platform_data  = &nand_platdata,
 217         },
 218         .num_resources  = 1,
 219         .resource       = &nand_resource,
 220 };
 221
 222 static struct smc91x_platdata smc91x_info = {
 223         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 224         .leda   = RPC_LED_100_10,
 225         .ledb   = RPC_LED_TX_RX,
 226 };
 227
 228 static struct resource smc91x_resources[] = {
 229         [0] = {
 230                 .start  = OMAP1710_ETHR_START,          /* Physical */
 231                 .end    = OMAP1710_ETHR_START + 0xf,
 232                 .flags  = IORESOURCE_MEM,
 233         },
 234         [1] = {
 235                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
 236         },
 237 };
 238
 239 static struct platform_device smc91x_device = {
 240         .name           = "smc91x",
 241         .id             = 0,
 242         .dev    = {
 243                 .platform_data  = &smc91x_info,
 244         },
 245         .num_resources  = ARRAY_SIZE(smc91x_resources),
 246         .resource       = smc91x_resources,
 247 };
 248
 249 static void __init h3_init_smc91x(void)
 250 {
 251         omap_cfg_reg(W15_1710_GPIO40);
 252         if (gpio_request(40, "SMC91x irq") < 0) {
 253                 printk("Error requesting gpio 40 for smc91x irq\n");
 254                 return;
 255         }
 256 }
 257
 258 #define GPTIMER_BASE            0xFFFB1400
 259 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
 260 #define GPTIMER_REGS_SIZE       0x46
 261
 262 static struct resource intlat_resources[] = {
 263         [0] = {
 264                 .start  = GPTIMER_REGS(0),            /* Physical */
 265                 .end    = GPTIMER_REGS(0) + GPTIMER_REGS_SIZE,
 266                 .flags  = IORESOURCE_MEM,
 267         },
 268         [1] = {
 269                 .start  = INT_1610_GPTIMER1,
 270                 .end    = INT_1610_GPTIMER1,
 271                 .flags  = IORESOURCE_IRQ,
 272         },
 273 };
 274
 275 static struct platform_device intlat_device = {
 276         .name      = "omap_intlat",
 277         .id          = 0,
 278         .num_resources  = ARRAY_SIZE(intlat_resources),
 279         .resource       = intlat_resources,
 280 };
 281
 282 static struct resource h3_kp_resources[] = {
 283         [0] = {
 284                 .start  = INT_KEYBOARD,
 285                 .end    = INT_KEYBOARD,
 286                 .flags  = IORESOURCE_IRQ,
 287         },
 288 };
 289
 290 static const struct matrix_keymap_data h3_keymap_data = {
 291         .keymap         = h3_keymap,
 292         .keymap_size    = ARRAY_SIZE(h3_keymap),
 293 };
 294
 295 static struct omap_kp_platform_data h3_kp_data = {
 296         .rows           = 8,
 297         .cols           = 8,
 298         .keymap_data    = &h3_keymap_data,
 299         .rep            = true,
 300         .delay          = 9,
 301         .dbounce        = true,
 302 };
 303
 304 static struct platform_device h3_kp_device = {
 305         .name           = "omap-keypad",
 306         .id             = -1,
 307         .dev            = {
 308                 .platform_data = &h3_kp_data,
 309         },
 310         .num_resources  = ARRAY_SIZE(h3_kp_resources),
 311         .resource       = h3_kp_resources,
 312 };
 313
 314 static struct platform_device h3_lcd_device = {
 315         .name           = "lcd_h3",
 316         .id             = -1,
 317 };
 318
 319 static struct spi_board_info h3_spi_board_info[] __initdata = {
 320         [0] = {
 321                 .modalias       = "tsc2101",
 322                 .bus_num        = 2,
 323                 .chip_select    = 0,
 324                 .max_speed_hz   = 16000000,
 325                 /* .platform_data       = &tsc_platform_data, */
 326         },
 327 };
 328
 329 static struct gpio_led h3_gpio_led_pins[] = {
 330         {
 331                 .name           = "h3:red",
 332                 .default_trigger = "heartbeat",
 333                 .gpio           = 3,
 334         },
 335         {
 336                 .name           = "h3:green",
 337                 .default_trigger = "cpu0",
 338                 .gpio           = OMAP_MPUIO(4),
 339         },
 340 };
 341
 342 static struct gpio_led_platform_data h3_gpio_led_data = {
 343         .leds           = h3_gpio_led_pins,
 344         .num_leds       = ARRAY_SIZE(h3_gpio_led_pins),
 345 };
 346
 347 static struct platform_device h3_gpio_leds = {
 348         .name   = "leds-gpio",
 349         .id     = -1,
 350         .dev    = {
 351                 .platform_data = &h3_gpio_led_data,
 352         },
 353 };
 354
 355 static struct platform_device *devices[] __initdata = {
 356         &nor_device,
 357         &nand_device,
 358         &smc91x_device,
 359         &intlat_device,
 360         &h3_kp_device,
 361         &h3_lcd_device,
 362         &h3_gpio_leds,
 363 };
 364
 365 static struct omap_usb_config h3_usb_config __initdata = {
 366         /* usb1 has a Mini-AB port and external isp1301 transceiver */
 367         .otg        = 2,
 368
 369 #if IS_ENABLED(CONFIG_USB_OMAP)
 370         .hmc_mode       = 19,   /* 0:host(off) 1:dev|otg 2:disabled */
 371 #elif IS_ENABLED(CONFIG_USB_OHCI_HCD)
 372         /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
 373         .hmc_mode       = 20,   /* 1:dev|otg(off) 1:host 2:disabled */
 374 #endif
 375
 376         .pins[1]        = 3,
 377 };
 378
 379 static struct omap_lcd_config h3_lcd_config __initdata = {
 380         .ctrl_name      = "internal",
 381 };
 382
 383 static struct i2c_board_info __initdata h3_i2c_board_info[] = {
 384        {
 385                 I2C_BOARD_INFO("tps65013", 0x48),
 386        },
 387         {
 388                 I2C_BOARD_INFO("isp1301_omap", 0x2d),
 389         },
 390 };
 391
 392 static void __init h3_init(void)
 393 {
 394         h3_init_smc91x();
 395
 396         /* Here we assume the NOR boot config:  NOR on CS3 (possibly swapped
 397          * to address 0 by a dip switch), NAND on CS2B.  The NAND driver will
 398          * notice whether a NAND chip is enabled at probe time.
 399          *
 400          * H3 support NAND-boot, with a dip switch to put NOR on CS2B and NAND
 401          * (which on H2 may be 16bit) on CS3.  Try detecting that in code here,
 402          * to avoid probing every possible flash configuration...
 403          */
 404         nor_resource.end = nor_resource.start = omap_cs3_phys();
 405         nor_resource.end += SZ_32M - 1;
 406
 407         nand_resource.end = nand_resource.start = OMAP_CS2B_PHYS;
 408         nand_resource.end += SZ_4K - 1;
 409         BUG_ON(gpio_request(H3_NAND_RB_GPIO_PIN, "NAND ready") < 0);
 410         gpio_direction_input(H3_NAND_RB_GPIO_PIN);
 411
 412         /* GPIO10 Func_MUX_CTRL reg bit 29:27, Configure V2 to mode1 as GPIO */
 413         /* GPIO10 pullup/down register, Enable pullup on GPIO10 */
 414         omap_cfg_reg(V2_1710_GPIO10);
 415
 416         /* Mux pins for keypad */
 417         omap_cfg_reg(F18_1610_KBC0);
 418         omap_cfg_reg(D20_1610_KBC1);
 419         omap_cfg_reg(D19_1610_KBC2);
 420         omap_cfg_reg(E18_1610_KBC3);
 421         omap_cfg_reg(C21_1610_KBC4);
 422         omap_cfg_reg(G18_1610_KBR0);
 423         omap_cfg_reg(F19_1610_KBR1);
 424         omap_cfg_reg(H14_1610_KBR2);
 425         omap_cfg_reg(E20_1610_KBR3);
 426         omap_cfg_reg(E19_1610_KBR4);
 427         omap_cfg_reg(N19_1610_KBR5);
 428
 429         /* GPIO based LEDs */
 430         omap_cfg_reg(P18_1610_GPIO3);
 431         omap_cfg_reg(MPUIO4);
 432
 433         smc91x_resources[1].start = gpio_to_irq(40);
 434         smc91x_resources[1].end = gpio_to_irq(40);
 435         platform_add_devices(devices, ARRAY_SIZE(devices));
 436         h3_spi_board_info[0].irq = gpio_to_irq(H3_TS_GPIO);
 437         spi_register_board_info(h3_spi_board_info,
 438                                 ARRAY_SIZE(h3_spi_board_info));
 439         omap_serial_init();
 440         h3_i2c_board_info[1].irq = gpio_to_irq(14);
 441         omap_register_i2c_bus(1, 100, h3_i2c_board_info,
 442                               ARRAY_SIZE(h3_i2c_board_info));
 443         omap1_usb_init(&h3_usb_config);
 444         h3_mmc_init();
 445
 446         omapfb_set_lcd_config(&h3_lcd_config);
 447 }
 448
 449 MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board")
 450         /* Maintainer: Texas Instruments, Inc. */
 451         .atag_offset    = 0x100,
 452         .map_io         = omap16xx_map_io,
 453         .init_early     = omap1_init_early,
 454         .init_irq       = omap1_init_irq,
 455         .handle_irq     = omap1_handle_irq,
 456         .init_machine   = h3_init,
 457         .init_late      = omap1_init_late,
 458         .init_time      = omap1_timer_init,
 459         .restart        = omap1_restart,
 460 MACHINE_END