arch/arm/mach-omap1/board-sx1.c

   1 /*
   2 * linux/arch/arm/mach-omap1/board-sx1.c
   3 *
   4 * Modified from board-generic.c
   5 *
   6 * Support for the Siemens SX1 mobile phone.
   7 *
   8 * Original version : Vladimir Ananiev (Vovan888-at-gmail com)
   9 *
  10 * Maintainters : Vladimir Ananiev (aka Vovan888), Sergge
  11 *               oslik.ru
  12 *
  13 * This program is free software; you can redistribute it and/or modify
  14 * it under the terms of the GNU General Public License version 2 as
  15 * published by the Free Software Foundation.
  16 */
  17
  18 #include <linux/kernel.h>
  19 #include <linux/init.h>
  20 #include <linux/input.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/notifier.h>
  23 #include <linux/mtd/mtd.h>
  24 #include <linux/mtd/partitions.h>
  25 #include <linux/types.h>
  26 #include <linux/i2c.h>
  27 #include <linux/errno.h>
  28
  29 #include <mach/hardware.h>
  30 #include <asm/mach-types.h>
  31 #include <asm/mach/arch.h>
  32 #include <asm/mach/flash.h>
  33 #include <asm/mach/map.h>
  34
  35 #include <mach/gpio.h>
  36 #include <mach/mux.h>
  37 #include <mach/dma.h>
  38 #include <mach/irda.h>
  39 #include <mach/usb.h>
  40 #include <mach/tc.h>
  41 #include <mach/board.h>
  42 #include <mach/common.h>
  43 #include <mach/keypad.h>
  44 #include <mach/board-sx1.h>
  45
  46 /* Write to I2C device */
  47 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
  48 {
  49         struct i2c_adapter *adap;
  50         int err;
  51         struct i2c_msg msg[1];
  52         unsigned char data[2];
  53
  54         adap = i2c_get_adapter(0);
  55         if (!adap)
  56                 return -ENODEV;
  57         msg->addr = devaddr;    /* I2C address of chip */
  58         msg->flags = 0;
  59         msg->len = 2;
  60         msg->buf = data;
  61         data[0] = regoffset;    /* register num */
  62         data[1] = value;                /* register data */
  63         err = i2c_transfer(adap, msg, 1);
  64         i2c_put_adapter(adap);
  65         if (err >= 0)
  66                 return 0;
  67         return err;
  68 }
  69
  70 /* Read from I2C device */
  71 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
  72 {
  73         struct i2c_adapter *adap;
  74         int err;
  75         struct i2c_msg msg[1];
  76         unsigned char data[2];
  77
  78         adap = i2c_get_adapter(0);
  79         if (!adap)
  80                 return -ENODEV;
  81
  82         msg->addr = devaddr;    /* I2C address of chip */
  83         msg->flags = 0;
  84         msg->len = 1;
  85         msg->buf = data;
  86         data[0] = regoffset;    /* register num */
  87         err = i2c_transfer(adap, msg, 1);
  88
  89         msg->addr = devaddr;    /* I2C address */
  90         msg->flags = I2C_M_RD;
  91         msg->len = 1;
  92         msg->buf = data;
  93         err = i2c_transfer(adap, msg, 1);
  94         *value = data[0];
  95         i2c_put_adapter(adap);
  96
  97         if (err >= 0)
  98                 return 0;
  99         return err;
 100 }
 101 /* set keyboard backlight intensity */
 102 int sx1_setkeylight(u8 keylight)
 103 {
 104         if (keylight > SOFIA_MAX_LIGHT_VAL)
 105                 keylight = SOFIA_MAX_LIGHT_VAL;
 106         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 107 }
 108 /* get current keylight intensity */
 109 int sx1_getkeylight(u8 * keylight)
 110 {
 111         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
 112 }
 113 /* set LCD backlight intensity */
 114 int sx1_setbacklight(u8 backlight)
 115 {
 116         if (backlight > SOFIA_MAX_LIGHT_VAL)
 117                 backlight = SOFIA_MAX_LIGHT_VAL;
 118         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 119                                   backlight);
 120 }
 121 /* get current LCD backlight intensity */
 122 int sx1_getbacklight (u8 * backlight)
 123 {
 124         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
 125                                  backlight);
 126 }
 127 /* set LCD backlight power on/off */
 128 int sx1_setmmipower(u8 onoff)
 129 {
 130         int err;
 131         u8 dat = 0;
 132         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 133         if (err < 0)
 134                 return err;
 135         if (onoff)
 136                 dat |= SOFIA_MMILIGHT_POWER;
 137         else
 138                 dat &= ~SOFIA_MMILIGHT_POWER;
 139         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 140 }
 141
 142 /* set USB power on/off */
 143 int sx1_setusbpower(u8 onoff)
 144 {
 145         int err;
 146         u8 dat = 0;
 147         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
 148         if (err < 0)
 149                 return err;
 150         if (onoff)
 151                 dat |= SOFIA_USB_POWER;
 152         else
 153                 dat &= ~SOFIA_USB_POWER;
 154         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
 155 }
 156
 157 EXPORT_SYMBOL(sx1_setkeylight);
 158 EXPORT_SYMBOL(sx1_getkeylight);
 159 EXPORT_SYMBOL(sx1_setbacklight);
 160 EXPORT_SYMBOL(sx1_getbacklight);
 161 EXPORT_SYMBOL(sx1_setmmipower);
 162 EXPORT_SYMBOL(sx1_setusbpower);
 163
 164 /*----------- Keypad -------------------------*/
 165
 166 static int sx1_keymap[] = {
 167         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
 168         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
 169         KEY(1, 4, GROUP_2 | 114), /* voice memo */
 170         KEY(2, 4, GROUP_3 | 114), /* voice memo */
 171         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
 172         KEY(4, 3, GROUP_1 | KEY_LEFT),
 173         KEY(2, 3, GROUP_1 | KEY_DOWN),
 174         KEY(1, 3, GROUP_1 | KEY_RIGHT),
 175         KEY(0, 3, GROUP_1 | KEY_UP),
 176         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
 177         KEY(5, 0, GROUP_1 | KEY_1),
 178         KEY(4, 0, GROUP_1 | KEY_2),
 179         KEY(3, 0, GROUP_1 | KEY_3),
 180         KEY(3, 4, GROUP_1 | KEY_4),
 181         KEY(4, 4, GROUP_1 | KEY_5),
 182         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
 183         KEY(4, 1, GROUP_1 | KEY_6),
 184         KEY(5, 1, GROUP_1 | KEY_7),
 185         KEY(3, 1, GROUP_1 | KEY_8),
 186         KEY(3, 2, GROUP_1 | KEY_9),
 187         KEY(5, 2, GROUP_1 | KEY_0),
 188         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
 189         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
 190         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
 191         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
 192         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
 193         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
 194         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
 195         0
 196 };
 197
 198 static struct resource sx1_kp_resources[] = {
 199         [0] = {
 200                 .start  = INT_KEYBOARD,
 201                 .end    = INT_KEYBOARD,
 202                 .flags  = IORESOURCE_IRQ,
 203         },
 204 };
 205
 206 static struct omap_kp_platform_data sx1_kp_data = {
 207         .rows           = 6,
 208         .cols           = 6,
 209         .keymap = sx1_keymap,
 210         .keymapsize = ARRAY_SIZE(sx1_keymap),
 211         .delay  = 80,
 212 };
 213
 214 static struct platform_device sx1_kp_device = {
 215         .name           = "omap-keypad",
 216         .id             = -1,
 217         .dev            = {
 218                 .platform_data = &sx1_kp_data,
 219         },
 220         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
 221         .resource       = sx1_kp_resources,
 222 };
 223
 224 /*----------- IRDA -------------------------*/
 225
 226 static struct omap_irda_config sx1_irda_data = {
 227         .transceiver_cap        = IR_SIRMODE,
 228         .rx_channel             = OMAP_DMA_UART3_RX,
 229         .tx_channel             = OMAP_DMA_UART3_TX,
 230         .dest_start             = UART3_THR,
 231         .src_start              = UART3_RHR,
 232         .tx_trigger             = 0,
 233         .rx_trigger             = 0,
 234 };
 235
 236 static struct resource sx1_irda_resources[] = {
 237         [0] = {
 238                 .start  = INT_UART3,
 239                 .end    = INT_UART3,
 240                 .flags  = IORESOURCE_IRQ,
 241         },
 242 };
 243
 244 static u64 irda_dmamask = 0xffffffff;
 245
 246 static struct platform_device sx1_irda_device = {
 247         .name           = "omapirda",
 248         .id             = 0,
 249         .dev            = {
 250                 .platform_data  = &sx1_irda_data,
 251                 .dma_mask       = &irda_dmamask,
 252         },
 253         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
 254         .resource       = sx1_irda_resources,
 255 };
 256
 257 /*----------- MTD -------------------------*/
 258
 259 static struct mtd_partition sx1_partitions[] = {
 260         /* bootloader (U-Boot, etc) in first sector */
 261         {
 262                 .name           = "bootloader",
 263                 .offset         = 0x01800000,
 264                 .size           = SZ_128K,
 265                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
 266         },
 267         /* bootloader params in the next sector */
 268         {
 269                 .name           = "params",
 270                 .offset         = MTDPART_OFS_APPEND,
 271                 .size           = SZ_128K,
 272                 .mask_flags     = 0,
 273         },
 274         /* kernel */
 275         {
 276                 .name           = "kernel",
 277                 .offset         = MTDPART_OFS_APPEND,
 278                 .size           = SZ_2M - 2 * SZ_128K,
 279                 .mask_flags     = 0
 280         },
 281         /* file system */
 282         {
 283                 .name           = "filesystem",
 284                 .offset         = MTDPART_OFS_APPEND,
 285                 .size           = MTDPART_SIZ_FULL,
 286                 .mask_flags     = 0
 287         }
 288 };
 289
 290 static struct flash_platform_data sx1_flash_data = {
 291         .map_name       = "cfi_probe",
 292         .width          = 2,
 293         .parts          = sx1_partitions,
 294         .nr_parts       = ARRAY_SIZE(sx1_partitions),
 295 };
 296
 297 #ifdef CONFIG_SX1_OLD_FLASH
 298 /* MTD Intel StrataFlash - old flashes */
 299 static struct resource sx1_old_flash_resource[] = {
 300         [0] = {
 301                 .start  = OMAP_CS0_PHYS,        /* Physical */
 302                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
 303                 .flags  = IORESOURCE_MEM,
 304         },
 305         [1] = {
 306                 .start  = OMAP_CS1_PHYS,
 307                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
 308                 .flags  = IORESOURCE_MEM,
 309         },
 310 };
 311
 312 static struct platform_device sx1_flash_device = {
 313         .name           = "omapflash",
 314         .id             = 0,
 315         .dev            = {
 316                 .platform_data  = &sx1_flash_data,
 317         },
 318         .num_resources  = 2,
 319         .resource       = &sx1_old_flash_resource,
 320 };
 321 #else
 322 /* MTD Intel 4000 flash - new flashes */
 323 static struct resource sx1_new_flash_resource = {
 324         .start          = OMAP_CS0_PHYS,
 325         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
 326         .flags          = IORESOURCE_MEM,
 327 };
 328
 329 static struct platform_device sx1_flash_device = {
 330         .name           = "omapflash",
 331         .id             = 0,
 332         .dev            = {
 333                 .platform_data  = &sx1_flash_data,
 334         },
 335         .num_resources  = 1,
 336         .resource       = &sx1_new_flash_resource,
 337 };
 338 #endif
 339
 340 /*----------- USB -------------------------*/
 341
 342 static struct omap_usb_config sx1_usb_config __initdata = {
 343         .otg            = 0,
 344         .register_dev   = 1,
 345         .register_host  = 0,
 346         .hmc_mode       = 0,
 347         .pins[0]        = 2,
 348         .pins[1]        = 0,
 349         .pins[2]        = 0,
 350 };
 351
 352 /*----------- LCD -------------------------*/
 353
 354 static struct platform_device sx1_lcd_device = {
 355         .name           = "lcd_sx1",
 356         .id             = -1,
 357 };
 358
 359 static struct omap_lcd_config sx1_lcd_config __initdata = {
 360         .ctrl_name      = "internal",
 361 };
 362
 363 /*-----------------------------------------*/
 364 static struct platform_device *sx1_devices[] __initdata = {
 365         &sx1_flash_device,
 366         &sx1_kp_device,
 367         &sx1_lcd_device,
 368         &sx1_irda_device,
 369 };
 370 /*-----------------------------------------*/
 371
 372 static struct omap_board_config_kernel sx1_config[] __initdata = {
 373         { OMAP_TAG_LCD, &sx1_lcd_config },
 374 };
 375
 376 /*-----------------------------------------*/
 377
 378 static void __init omap_sx1_init(void)
 379 {
 380         /* mux pins for uarts */
 381         omap_cfg_reg(UART1_TX);
 382         omap_cfg_reg(UART1_RTS);
 383         omap_cfg_reg(UART2_TX);
 384         omap_cfg_reg(UART2_RTS);
 385         omap_cfg_reg(UART3_TX);
 386         omap_cfg_reg(UART3_RX);
 387
 388         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 389
 390         omap_board_config = sx1_config;
 391         omap_board_config_size = ARRAY_SIZE(sx1_config);
 392         omap_serial_init();
 393         omap_register_i2c_bus(1, 100, NULL, 0);
 394         omap_usb_init(&sx1_usb_config);
 395         sx1_mmc_init();
 396
 397         /* turn on USB power */
 398         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
 399         gpio_request(1, "A_IRDA_OFF");
 400         gpio_request(11, "A_SWITCH");
 401         gpio_request(15, "A_USB_ON");
 402         gpio_direction_output(1, 1);    /*A_IRDA_OFF = 1 */
 403         gpio_direction_output(11, 0);   /*A_SWITCH = 0 */
 404         gpio_direction_output(15, 0);   /*A_USB_ON = 0 */
 405 }
 406 /*----------------------------------------*/
 407 static void __init omap_sx1_init_irq(void)
 408 {
 409         omap1_init_common_hw();
 410         omap_init_irq();
 411         omap_gpio_init();
 412 }
 413 /*----------------------------------------*/
 414
 415 static void __init omap_sx1_map_io(void)
 416 {
 417         omap1_map_common_io();
 418 }
 419
 420 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
 421         .phys_io        = 0xfff00000,
 422         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
 423         .boot_params    = 0x10000100,
 424         .map_io         = omap_sx1_map_io,
 425         .init_irq               = omap_sx1_init_irq,
 426         .init_machine   = omap_sx1_init,
 427         .timer          = &omap_timer,
 428 MACHINE_END