1 /* 2 * Renesas System Solutions Asia Pte. Ltd - Migo-R 3 * 4 * Copyright (C) 2008 Magnus Damm 5 * 6 * This file is subject to the terms and conditions of the GNU General Public 7 * License. See the file "COPYING" in the main directory of this archive 8 * for more details. 9 */ 10 #include <linux/init.h> 11 #include <linux/platform_device.h> 12 #include <linux/interrupt.h> 13 #include <linux/input.h> 14 #include <linux/mtd/physmap.h> 15 #include <linux/mtd/nand.h> 16 #include <linux/i2c.h> 17 #include <linux/smc91x.h> 18 #include <linux/delay.h> 19 #include <linux/clk.h> 20 #include <linux/gpio.h> 21 #include <linux/spi/spi.h> 22 #include <linux/spi/spi_gpio.h> 23 #include <video/sh_mobile_lcdc.h> 24 #include <media/sh_mobile_ceu.h> 25 #include <media/ov772x.h> 26 #include <media/tw9910.h> 27 #include <asm/clock.h> 28 #include <asm/machvec.h> 29 #include <asm/io.h> 30 #include <asm/sh_keysc.h> 31 #include <mach/migor.h> 32 #include <cpu/sh7722.h> 33 34 /* Address IRQ Size Bus Description 35 * 0x00000000 64MB 16 NOR Flash (SP29PL256N) 36 * 0x0c000000 64MB 64 SDRAM (2xK4M563233G) 37 * 0x10000000 IRQ0 16 Ethernet (SMC91C111) 38 * 0x14000000 IRQ4 16 USB 2.0 Host Controller (M66596) 39 * 0x18000000 8GB 8 NAND Flash (K9K8G08U0A) 40 */ 41 42 static struct smc91x_platdata smc91x_info = { 43 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, 44 }; 45 46 static struct resource smc91x_eth_resources[] = { 47 [0] = { 48 .name = "SMC91C111" , 49 .start = 0x10000300, 50 .end = 0x1000030f, 51 .flags = IORESOURCE_MEM, 52 }, 53 [1] = { 54 .start = 32, /* IRQ0 */ 55 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, 56 }, 57 }; 58 59 static struct platform_device smc91x_eth_device = { 60 .name = "smc91x", 61 .num_resources = ARRAY_SIZE(smc91x_eth_resources), 62 .resource = smc91x_eth_resources, 63 .dev = { 64 .platform_data = &smc91x_info, 65 }, 66 }; 67 68 static struct sh_keysc_info sh_keysc_info = { 69 .mode = SH_KEYSC_MODE_2, /* KEYOUT0->4, KEYIN1->5 */ 70 .scan_timing = 3, 71 .delay = 5, 72 .keycodes = { 73 0, KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT, KEY_ENTER, 74 0, KEY_F, KEY_C, KEY_D, KEY_H, KEY_1, 75 0, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, 76 0, KEY_7, KEY_8, KEY_9, KEY_S, KEY_0, 77 0, KEY_P, KEY_STOP, KEY_REWIND, KEY_PLAY, KEY_FASTFORWARD, 78 }, 79 }; 80 81 static struct resource sh_keysc_resources[] = { 82 [0] = { 83 .start = 0x044b0000, 84 .end = 0x044b000f, 85 .flags = IORESOURCE_MEM, 86 }, 87 [1] = { 88 .start = 79, 89 .flags = IORESOURCE_IRQ, 90 }, 91 }; 92 93 static struct platform_device sh_keysc_device = { 94 .name = "sh_keysc", 95 .id = 0, /* "keysc0" clock */ 96 .num_resources = ARRAY_SIZE(sh_keysc_resources), 97 .resource = sh_keysc_resources, 98 .dev = { 99 .platform_data = &sh_keysc_info, 100 }, 101 .archdata = { 102 .hwblk_id = HWBLK_KEYSC, 103 }, 104 }; 105 106 static struct mtd_partition migor_nor_flash_partitions[] = 107 { 108 { 109 .name = "uboot", 110 .offset = 0, 111 .size = (1 * 1024 * 1024), 112 .mask_flags = MTD_WRITEABLE, /* Read-only */ 113 }, 114 { 115 .name = "rootfs", 116 .offset = MTDPART_OFS_APPEND, 117 .size = (15 * 1024 * 1024), 118 }, 119 { 120 .name = "other", 121 .offset = MTDPART_OFS_APPEND, 122 .size = MTDPART_SIZ_FULL, 123 }, 124 }; 125 126 static struct physmap_flash_data migor_nor_flash_data = { 127 .width = 2, 128 .parts = migor_nor_flash_partitions, 129 .nr_parts = ARRAY_SIZE(migor_nor_flash_partitions), 130 }; 131 132 static struct resource migor_nor_flash_resources[] = { 133 [0] = { 134 .name = "NOR Flash", 135 .start = 0x00000000, 136 .end = 0x03ffffff, 137 .flags = IORESOURCE_MEM, 138 } 139 }; 140 141 static struct platform_device migor_nor_flash_device = { 142 .name = "physmap-flash", 143 .resource = migor_nor_flash_resources, 144 .num_resources = ARRAY_SIZE(migor_nor_flash_resources), 145 .dev = { 146 .platform_data = &migor_nor_flash_data, 147 }, 148 }; 149 150 static struct mtd_partition migor_nand_flash_partitions[] = { 151 { 152 .name = "nanddata1", 153 .offset = 0x0, 154 .size = 512 * 1024 * 1024, 155 }, 156 { 157 .name = "nanddata2", 158 .offset = MTDPART_OFS_APPEND, 159 .size = 512 * 1024 * 1024, 160 }, 161 }; 162 163 static void migor_nand_flash_cmd_ctl(struct mtd_info *mtd, int cmd, 164 unsigned int ctrl) 165 { 166 struct nand_chip *chip = mtd->priv; 167 168 if (cmd == NAND_CMD_NONE) 169 return; 170 171 if (ctrl & NAND_CLE) 172 writeb(cmd, chip->IO_ADDR_W + 0x00400000); 173 else if (ctrl & NAND_ALE) 174 writeb(cmd, chip->IO_ADDR_W + 0x00800000); 175 else 176 writeb(cmd, chip->IO_ADDR_W); 177 } 178 179 static int migor_nand_flash_ready(struct mtd_info *mtd) 180 { 181 return gpio_get_value(GPIO_PTA1); /* NAND_RBn */ 182 } 183 184 struct platform_nand_data migor_nand_flash_data = { 185 .chip = { 186 .nr_chips = 1, 187 .partitions = migor_nand_flash_partitions, 188 .nr_partitions = ARRAY_SIZE(migor_nand_flash_partitions), 189 .chip_delay = 20, 190 .part_probe_types = (const char *[]) { "cmdlinepart", NULL }, 191 }, 192 .ctrl = { 193 .dev_ready = migor_nand_flash_ready, 194 .cmd_ctrl = migor_nand_flash_cmd_ctl, 195 }, 196 }; 197 198 static struct resource migor_nand_flash_resources[] = { 199 [0] = { 200 .name = "NAND Flash", 201 .start = 0x18000000, 202 .end = 0x18ffffff, 203 .flags = IORESOURCE_MEM, 204 }, 205 }; 206 207 static struct platform_device migor_nand_flash_device = { 208 .name = "gen_nand", 209 .resource = migor_nand_flash_resources, 210 .num_resources = ARRAY_SIZE(migor_nand_flash_resources), 211 .dev = { 212 .platform_data = &migor_nand_flash_data, 213 } 214 }; 215 216 static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = { 217 #ifdef CONFIG_SH_MIGOR_RTA_WVGA 218 .clock_source = LCDC_CLK_BUS, 219 .ch[0] = { 220 .chan = LCDC_CHAN_MAINLCD, 221 .bpp = 16, 222 .interface_type = RGB16, 223 .clock_divider = 2, 224 .lcd_cfg = { 225 .name = "LB070WV1", 226 .xres = 800, 227 .yres = 480, 228 .left_margin = 64, 229 .right_margin = 16, 230 .hsync_len = 120, 231 .upper_margin = 1, 232 .lower_margin = 17, 233 .vsync_len = 2, 234 .sync = 0, 235 }, 236 .lcd_size_cfg = { /* 7.0 inch */ 237 .width = 152, 238 .height = 91, 239 }, 240 } 241 #endif 242 #ifdef CONFIG_SH_MIGOR_QVGA 243 .clock_source = LCDC_CLK_PERIPHERAL, 244 .ch[0] = { 245 .chan = LCDC_CHAN_MAINLCD, 246 .bpp = 16, 247 .interface_type = SYS16A, 248 .clock_divider = 10, 249 .lcd_cfg = { 250 .name = "PH240320T", 251 .xres = 320, 252 .yres = 240, 253 .left_margin = 0, 254 .right_margin = 16, 255 .hsync_len = 8, 256 .upper_margin = 1, 257 .lower_margin = 17, 258 .vsync_len = 2, 259 .sync = FB_SYNC_HOR_HIGH_ACT, 260 }, 261 .lcd_size_cfg = { /* 2.4 inch */ 262 .width = 49, 263 .height = 37, 264 }, 265 .board_cfg = { 266 .setup_sys = migor_lcd_qvga_setup, 267 }, 268 .sys_bus_cfg = { 269 .ldmt2r = 0x06000a09, 270 .ldmt3r = 0x180e3418, 271 /* set 1s delay to encourage fsync() */ 272 .deferred_io_msec = 1000, 273 }, 274 } 275 #endif 276 }; 277 278 static struct resource migor_lcdc_resources[] = { 279 [0] = { 280 .name = "LCDC", 281 .start = 0xfe940000, /* P4-only space */ 282 .end = 0xfe942fff, 283 .flags = IORESOURCE_MEM, 284 }, 285 [1] = { 286 .start = 28, 287 .flags = IORESOURCE_IRQ, 288 }, 289 }; 290 291 static struct platform_device migor_lcdc_device = { 292 .name = "sh_mobile_lcdc_fb", 293 .num_resources = ARRAY_SIZE(migor_lcdc_resources), 294 .resource = migor_lcdc_resources, 295 .dev = { 296 .platform_data = &sh_mobile_lcdc_info, 297 }, 298 .archdata = { 299 .hwblk_id = HWBLK_LCDC, 300 }, 301 }; 302 303 static struct clk *camera_clk; 304 static DEFINE_MUTEX(camera_lock); 305 306 static void camera_power_on(int is_tw) 307 { 308 mutex_lock(&camera_lock); 309 310 /* Use 10 MHz VIO_CKO instead of 24 MHz to work 311 * around signal quality issues on Panel Board V2.1. 312 */ 313 camera_clk = clk_get(NULL, "video_clk"); 314 clk_set_rate(camera_clk, 10000000); 315 clk_enable(camera_clk); /* start VIO_CKO */ 316 317 /* use VIO_RST to take camera out of reset */ 318 mdelay(10); 319 if (is_tw) { 320 gpio_set_value(GPIO_PTT2, 0); 321 gpio_set_value(GPIO_PTT0, 0); 322 } else { 323 gpio_set_value(GPIO_PTT0, 1); 324 } 325 gpio_set_value(GPIO_PTT3, 0); 326 mdelay(10); 327 gpio_set_value(GPIO_PTT3, 1); 328 mdelay(10); /* wait to let chip come out of reset */ 329 } 330 331 static void camera_power_off(void) 332 { 333 clk_disable(camera_clk); /* stop VIO_CKO */ 334 clk_put(camera_clk); 335 336 gpio_set_value(GPIO_PTT3, 0); 337 mutex_unlock(&camera_lock); 338 } 339 340 static int ov7725_power(struct device *dev, int mode) 341 { 342 if (mode) 343 camera_power_on(0); 344 else 345 camera_power_off(); 346 347 return 0; 348 } 349 350 static int tw9910_power(struct device *dev, int mode) 351 { 352 if (mode) 353 camera_power_on(1); 354 else 355 camera_power_off(); 356 357 return 0; 358 } 359 360 static struct sh_mobile_ceu_info sh_mobile_ceu_info = { 361 .flags = SH_CEU_FLAG_USE_8BIT_BUS, 362 }; 363 364 static struct resource migor_ceu_resources[] = { 365 [0] = { 366 .name = "CEU", 367 .start = 0xfe910000, 368 .end = 0xfe91009f, 369 .flags = IORESOURCE_MEM, 370 }, 371 [1] = { 372 .start = 52, 373 .flags = IORESOURCE_IRQ, 374 }, 375 [2] = { 376 /* place holder for contiguous memory */ 377 }, 378 }; 379 380 static struct platform_device migor_ceu_device = { 381 .name = "sh_mobile_ceu", 382 .id = 0, /* "ceu0" clock */ 383 .num_resources = ARRAY_SIZE(migor_ceu_resources), 384 .resource = migor_ceu_resources, 385 .dev = { 386 .platform_data = &sh_mobile_ceu_info, 387 }, 388 .archdata = { 389 .hwblk_id = HWBLK_CEU, 390 }, 391 }; 392 393 struct spi_gpio_platform_data sdcard_cn9_platform_data = { 394 .sck = GPIO_PTD0, 395 .mosi = GPIO_PTD1, 396 .miso = GPIO_PTD2, 397 .num_chipselect = 1, 398 }; 399 400 static struct platform_device sdcard_cn9_device = { 401 .name = "spi_gpio", 402 .dev = { 403 .platform_data = &sdcard_cn9_platform_data, 404 }, 405 }; 406 407 static struct i2c_board_info migor_i2c_devices[] = { 408 { 409 I2C_BOARD_INFO("rs5c372b", 0x32), 410 }, 411 { 412 I2C_BOARD_INFO("migor_ts", 0x51), 413 .irq = 38, /* IRQ6 */ 414 }, 415 }; 416 417 static struct i2c_board_info migor_i2c_camera[] = { 418 { 419 I2C_BOARD_INFO("ov772x", 0x21), 420 }, 421 { 422 I2C_BOARD_INFO("tw9910", 0x45), 423 }, 424 }; 425 426 static struct ov772x_camera_info ov7725_info = { 427 .buswidth = SOCAM_DATAWIDTH_8, 428 .link = { 429 .power = ov7725_power, 430 .board_info = &migor_i2c_camera[0], 431 .i2c_adapter_id = 0, 432 .module_name = "ov772x", 433 }, 434 }; 435 436 static struct tw9910_video_info tw9910_info = { 437 .buswidth = SOCAM_DATAWIDTH_8, 438 .mpout = TW9910_MPO_FIELD, 439 .link = { 440 .power = tw9910_power, 441 .board_info = &migor_i2c_camera[1], 442 .i2c_adapter_id = 0, 443 .module_name = "tw9910", 444 } 445 }; 446 447 static struct platform_device migor_camera[] = { 448 { 449 .name = "soc-camera-pdrv", 450 .id = 0, 451 .dev = { 452 .platform_data = &ov7725_info.link, 453 }, 454 }, { 455 .name = "soc-camera-pdrv", 456 .id = 1, 457 .dev = { 458 .platform_data = &tw9910_info.link, 459 }, 460 }, 461 }; 462 463 static struct platform_device *migor_devices[] __initdata = { 464 &smc91x_eth_device, 465 &sh_keysc_device, 466 &migor_lcdc_device, 467 &migor_ceu_device, 468 &migor_nor_flash_device, 469 &migor_nand_flash_device, 470 &sdcard_cn9_device, 471 &migor_camera[0], 472 &migor_camera[1], 473 }; 474 475 static struct spi_board_info migor_spi_devices[] = { 476 { 477 .modalias = "mmc_spi", 478 .max_speed_hz = 5000000, 479 .chip_select = 0, 480 .controller_data = (void *) GPIO_PTD5, 481 }, 482 }; 483 484 static int __init migor_devices_setup(void) 485 { 486 487 #ifdef CONFIG_PM 488 /* Let D11 LED show STATUS0 */ 489 gpio_request(GPIO_FN_STATUS0, NULL); 490 491 /* Lit D12 LED show PDSTATUS */ 492 gpio_request(GPIO_FN_PDSTATUS, NULL); 493 #else 494 /* Lit D11 LED */ 495 gpio_request(GPIO_PTJ7, NULL); 496 gpio_direction_output(GPIO_PTJ7, 1); 497 gpio_export(GPIO_PTJ7, 0); 498 499 /* Lit D12 LED */ 500 gpio_request(GPIO_PTJ5, NULL); 501 gpio_direction_output(GPIO_PTJ5, 1); 502 gpio_export(GPIO_PTJ5, 0); 503 #endif 504 505 /* SMC91C111 - Enable IRQ0, Setup CS4 for 16-bit fast access */ 506 gpio_request(GPIO_FN_IRQ0, NULL); 507 ctrl_outl(0x00003400, BSC_CS4BCR); 508 ctrl_outl(0x00110080, BSC_CS4WCR); 509 510 /* KEYSC */ 511 gpio_request(GPIO_FN_KEYOUT0, NULL); 512 gpio_request(GPIO_FN_KEYOUT1, NULL); 513 gpio_request(GPIO_FN_KEYOUT2, NULL); 514 gpio_request(GPIO_FN_KEYOUT3, NULL); 515 gpio_request(GPIO_FN_KEYOUT4_IN6, NULL); 516 gpio_request(GPIO_FN_KEYIN1, NULL); 517 gpio_request(GPIO_FN_KEYIN2, NULL); 518 gpio_request(GPIO_FN_KEYIN3, NULL); 519 gpio_request(GPIO_FN_KEYIN4, NULL); 520 gpio_request(GPIO_FN_KEYOUT5_IN5, NULL); 521 522 /* NAND Flash */ 523 gpio_request(GPIO_FN_CS6A_CE2B, NULL); 524 ctrl_outl((ctrl_inl(BSC_CS6ABCR) & ~0x0600) | 0x0200, BSC_CS6ABCR); 525 gpio_request(GPIO_PTA1, NULL); 526 gpio_direction_input(GPIO_PTA1); 527 528 /* Touch Panel */ 529 gpio_request(GPIO_FN_IRQ6, NULL); 530 531 /* LCD Panel */ 532 #ifdef CONFIG_SH_MIGOR_QVGA /* LCDC - QVGA - Enable SYS Interface signals */ 533 gpio_request(GPIO_FN_LCDD17, NULL); 534 gpio_request(GPIO_FN_LCDD16, NULL); 535 gpio_request(GPIO_FN_LCDD15, NULL); 536 gpio_request(GPIO_FN_LCDD14, NULL); 537 gpio_request(GPIO_FN_LCDD13, NULL); 538 gpio_request(GPIO_FN_LCDD12, NULL); 539 gpio_request(GPIO_FN_LCDD11, NULL); 540 gpio_request(GPIO_FN_LCDD10, NULL); 541 gpio_request(GPIO_FN_LCDD8, NULL); 542 gpio_request(GPIO_FN_LCDD7, NULL); 543 gpio_request(GPIO_FN_LCDD6, NULL); 544 gpio_request(GPIO_FN_LCDD5, NULL); 545 gpio_request(GPIO_FN_LCDD4, NULL); 546 gpio_request(GPIO_FN_LCDD3, NULL); 547 gpio_request(GPIO_FN_LCDD2, NULL); 548 gpio_request(GPIO_FN_LCDD1, NULL); 549 gpio_request(GPIO_FN_LCDRS, NULL); 550 gpio_request(GPIO_FN_LCDCS, NULL); 551 gpio_request(GPIO_FN_LCDRD, NULL); 552 gpio_request(GPIO_FN_LCDWR, NULL); 553 gpio_request(GPIO_PTH2, NULL); /* LCD_DON */ 554 gpio_direction_output(GPIO_PTH2, 1); 555 #endif 556 #ifdef CONFIG_SH_MIGOR_RTA_WVGA /* LCDC - WVGA - Enable RGB Interface signals */ 557 gpio_request(GPIO_FN_LCDD15, NULL); 558 gpio_request(GPIO_FN_LCDD14, NULL); 559 gpio_request(GPIO_FN_LCDD13, NULL); 560 gpio_request(GPIO_FN_LCDD12, NULL); 561 gpio_request(GPIO_FN_LCDD11, NULL); 562 gpio_request(GPIO_FN_LCDD10, NULL); 563 gpio_request(GPIO_FN_LCDD9, NULL); 564 gpio_request(GPIO_FN_LCDD8, NULL); 565 gpio_request(GPIO_FN_LCDD7, NULL); 566 gpio_request(GPIO_FN_LCDD6, NULL); 567 gpio_request(GPIO_FN_LCDD5, NULL); 568 gpio_request(GPIO_FN_LCDD4, NULL); 569 gpio_request(GPIO_FN_LCDD3, NULL); 570 gpio_request(GPIO_FN_LCDD2, NULL); 571 gpio_request(GPIO_FN_LCDD1, NULL); 572 gpio_request(GPIO_FN_LCDD0, NULL); 573 gpio_request(GPIO_FN_LCDLCLK, NULL); 574 gpio_request(GPIO_FN_LCDDCK, NULL); 575 gpio_request(GPIO_FN_LCDVEPWC, NULL); 576 gpio_request(GPIO_FN_LCDVCPWC, NULL); 577 gpio_request(GPIO_FN_LCDVSYN, NULL); 578 gpio_request(GPIO_FN_LCDHSYN, NULL); 579 gpio_request(GPIO_FN_LCDDISP, NULL); 580 gpio_request(GPIO_FN_LCDDON, NULL); 581 #endif 582 583 /* CEU */ 584 gpio_request(GPIO_FN_VIO_CLK2, NULL); 585 gpio_request(GPIO_FN_VIO_VD2, NULL); 586 gpio_request(GPIO_FN_VIO_HD2, NULL); 587 gpio_request(GPIO_FN_VIO_FLD, NULL); 588 gpio_request(GPIO_FN_VIO_CKO, NULL); 589 gpio_request(GPIO_FN_VIO_D15, NULL); 590 gpio_request(GPIO_FN_VIO_D14, NULL); 591 gpio_request(GPIO_FN_VIO_D13, NULL); 592 gpio_request(GPIO_FN_VIO_D12, NULL); 593 gpio_request(GPIO_FN_VIO_D11, NULL); 594 gpio_request(GPIO_FN_VIO_D10, NULL); 595 gpio_request(GPIO_FN_VIO_D9, NULL); 596 gpio_request(GPIO_FN_VIO_D8, NULL); 597 598 gpio_request(GPIO_PTT3, NULL); /* VIO_RST */ 599 gpio_direction_output(GPIO_PTT3, 0); 600 gpio_request(GPIO_PTT2, NULL); /* TV_IN_EN */ 601 gpio_direction_output(GPIO_PTT2, 1); 602 gpio_request(GPIO_PTT0, NULL); /* CAM_EN */ 603 #ifdef CONFIG_SH_MIGOR_RTA_WVGA 604 gpio_direction_output(GPIO_PTT0, 0); 605 #else 606 gpio_direction_output(GPIO_PTT0, 1); 607 #endif 608 ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x2000, PORT_MSELCRB); /* D15->D8 */ 609 610 platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20); 611 612 i2c_register_board_info(0, migor_i2c_devices, 613 ARRAY_SIZE(migor_i2c_devices)); 614 615 spi_register_board_info(migor_spi_devices, 616 ARRAY_SIZE(migor_spi_devices)); 617 618 return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices)); 619 } 620 arch_initcall(migor_devices_setup); 621 622 /* Return the board specific boot mode pin configuration */ 623 static int migor_mode_pins(void) 624 { 625 /* MD0=1, MD1=1, MD2=0: Clock Mode 3 626 * MD3=0: 16-bit Area0 Bus Width 627 * MD5=1: Little Endian 628 * TSTMD=1, MD8=0: Test Mode Disabled 629 */ 630 return MODE_PIN0 | MODE_PIN1 | MODE_PIN5; 631 } 632 633 /* 634 * The Machine Vector 635 */ 636 static struct sh_machine_vector mv_migor __initmv = { 637 .mv_name = "Migo-R", 638 .mv_mode_pins = migor_mode_pins, 639 }; 640