1// SPDX-License-Identifier: GPL-2.0 2/* 3 * KFR2R09 board support code 4 * 5 * Copyright (C) 2009 Magnus Damm 6 */ 7 8#include <asm/clock.h> 9#include <asm/io.h> 10#include <asm/machvec.h> 11#include <asm/suspend.h> 12 13#include <cpu/sh7724.h> 14 15#include <linux/clkdev.h> 16#include <linux/delay.h> 17#include <linux/gpio.h> 18#include <linux/gpio/machine.h> 19#include <linux/i2c.h> 20#include <linux/init.h> 21#include <linux/input.h> 22#include <linux/input/sh_keysc.h> 23#include <linux/interrupt.h> 24#include <linux/memblock.h> 25#include <linux/mfd/tmio.h> 26#include <linux/mmc/host.h> 27#include <linux/mtd/physmap.h> 28#include <linux/platform_data/lv5207lp.h> 29#include <linux/platform_device.h> 30#include <linux/regulator/fixed.h> 31#include <linux/regulator/machine.h> 32#include <linux/sh_intc.h> 33#include <linux/usb/r8a66597.h> 34#include <linux/videodev2.h> 35#include <linux/dma-map-ops.h> 36 37#include <mach/kfr2r09.h> 38 39#include <media/drv-intf/renesas-ceu.h> 40#include <media/i2c/rj54n1cb0c.h> 41 42#include <video/sh_mobile_lcdc.h> 43 44#define CEU_BUFFER_MEMORY_SIZE (4 << 20) 45static phys_addr_t ceu_dma_membase; 46 47/* set VIO_CKO clock to 25MHz */ 48#define CEU_MCLK_FREQ 25000000 49#define DRVCRB 0xA405018C 50 51static struct mtd_partition kfr2r09_nor_flash_partitions[] = 52{ 53 { 54 .name = "boot", 55 .offset = 0, 56 .size = (4 * 1024 * 1024), 57 .mask_flags = MTD_WRITEABLE, /* Read-only */ 58 }, 59 { 60 .name = "other", 61 .offset = MTDPART_OFS_APPEND, 62 .size = MTDPART_SIZ_FULL, 63 }, 64}; 65 66static struct physmap_flash_data kfr2r09_nor_flash_data = { 67 .width = 2, 68 .parts = kfr2r09_nor_flash_partitions, 69 .nr_parts = ARRAY_SIZE(kfr2r09_nor_flash_partitions), 70}; 71 72static struct resource kfr2r09_nor_flash_resources[] = { 73 [0] = { 74 .name = "NOR Flash", 75 .start = 0x00000000, 76 .end = 0x03ffffff, 77 .flags = IORESOURCE_MEM, 78 } 79}; 80 81static struct platform_device kfr2r09_nor_flash_device = { 82 .name = "physmap-flash", 83 .resource = kfr2r09_nor_flash_resources, 84 .num_resources = ARRAY_SIZE(kfr2r09_nor_flash_resources), 85 .dev = { 86 .platform_data = &kfr2r09_nor_flash_data, 87 }, 88}; 89 90static struct resource kfr2r09_nand_flash_resources[] = { 91 [0] = { 92 .name = "NAND Flash", 93 .start = 0x10000000, 94 .end = 0x1001ffff, 95 .flags = IORESOURCE_MEM, 96 } 97}; 98 99static struct platform_device kfr2r09_nand_flash_device = { 100 .name = "onenand-flash", 101 .resource = kfr2r09_nand_flash_resources, 102 .num_resources = ARRAY_SIZE(kfr2r09_nand_flash_resources), 103}; 104 105static struct sh_keysc_info kfr2r09_sh_keysc_info = { 106 .mode = SH_KEYSC_MODE_1, /* KEYOUT0->4, KEYIN0->4 */ 107 .scan_timing = 3, 108 .delay = 10, 109 .keycodes = { 110 KEY_PHONE, KEY_CLEAR, KEY_MAIL, KEY_WWW, KEY_ENTER, 111 KEY_1, KEY_2, KEY_3, 0, KEY_UP, 112 KEY_4, KEY_5, KEY_6, 0, KEY_LEFT, 113 KEY_7, KEY_8, KEY_9, KEY_PROG1, KEY_RIGHT, 114 KEY_S, KEY_0, KEY_P, KEY_PROG2, KEY_DOWN, 115 0, 0, 0, 0, 0 116 }, 117}; 118 119static struct resource kfr2r09_sh_keysc_resources[] = { 120 [0] = { 121 .name = "KEYSC", 122 .start = 0x044b0000, 123 .end = 0x044b000f, 124 .flags = IORESOURCE_MEM, 125 }, 126 [1] = { 127 .start = evt2irq(0xbe0), 128 .flags = IORESOURCE_IRQ, 129 }, 130}; 131 132static struct platform_device kfr2r09_sh_keysc_device = { 133 .name = "sh_keysc", 134 .id = 0, /* "keysc0" clock */ 135 .num_resources = ARRAY_SIZE(kfr2r09_sh_keysc_resources), 136 .resource = kfr2r09_sh_keysc_resources, 137 .dev = { 138 .platform_data = &kfr2r09_sh_keysc_info, 139 }, 140}; 141 142static const struct fb_videomode kfr2r09_lcdc_modes[] = { 143 { 144 .name = "TX07D34VM0AAA", 145 .xres = 240, 146 .yres = 400, 147 .left_margin = 0, 148 .right_margin = 16, 149 .hsync_len = 8, 150 .upper_margin = 0, 151 .lower_margin = 1, 152 .vsync_len = 1, 153 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, 154 }, 155}; 156 157static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = { 158 .clock_source = LCDC_CLK_BUS, 159 .ch[0] = { 160 .chan = LCDC_CHAN_MAINLCD, 161 .fourcc = V4L2_PIX_FMT_RGB565, 162 .interface_type = SYS18, 163 .clock_divider = 6, 164 .flags = LCDC_FLAGS_DWPOL, 165 .lcd_modes = kfr2r09_lcdc_modes, 166 .num_modes = ARRAY_SIZE(kfr2r09_lcdc_modes), 167 .panel_cfg = { 168 .width = 35, 169 .height = 58, 170 .setup_sys = kfr2r09_lcd_setup, 171 .start_transfer = kfr2r09_lcd_start, 172 }, 173 .sys_bus_cfg = { 174 .ldmt2r = 0x07010904, 175 .ldmt3r = 0x14012914, 176 /* set 1s delay to encourage fsync() */ 177 .deferred_io_msec = 1000, 178 }, 179 } 180}; 181 182static struct resource kfr2r09_sh_lcdc_resources[] = { 183 [0] = { 184 .name = "LCDC", 185 .start = 0xfe940000, /* P4-only space */ 186 .end = 0xfe942fff, 187 .flags = IORESOURCE_MEM, 188 }, 189 [1] = { 190 .start = evt2irq(0xf40), 191 .flags = IORESOURCE_IRQ, 192 }, 193}; 194 195static struct platform_device kfr2r09_sh_lcdc_device = { 196 .name = "sh_mobile_lcdc_fb", 197 .num_resources = ARRAY_SIZE(kfr2r09_sh_lcdc_resources), 198 .resource = kfr2r09_sh_lcdc_resources, 199 .dev = { 200 .platform_data = &kfr2r09_sh_lcdc_info, 201 }, 202}; 203 204static struct lv5207lp_platform_data kfr2r09_backlight_data = { 205 .dev = &kfr2r09_sh_lcdc_device.dev, 206 .def_value = 13, 207 .max_value = 13, 208}; 209 210static struct i2c_board_info kfr2r09_backlight_board_info = { 211 I2C_BOARD_INFO("lv5207lp", 0x75), 212 .platform_data = &kfr2r09_backlight_data, 213}; 214 215static struct r8a66597_platdata kfr2r09_usb0_gadget_data = { 216 .on_chip = 1, 217}; 218 219static struct resource kfr2r09_usb0_gadget_resources[] = { 220 [0] = { 221 .start = 0x04d80000, 222 .end = 0x04d80123, 223 .flags = IORESOURCE_MEM, 224 }, 225 [1] = { 226 .start = evt2irq(0xa20), 227 .end = evt2irq(0xa20), 228 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, 229 }, 230}; 231 232static struct platform_device kfr2r09_usb0_gadget_device = { 233 .name = "r8a66597_udc", 234 .id = 0, 235 .dev = { 236 .dma_mask = NULL, /* not use dma */ 237 .coherent_dma_mask = 0xffffffff, 238 .platform_data = &kfr2r09_usb0_gadget_data, 239 }, 240 .num_resources = ARRAY_SIZE(kfr2r09_usb0_gadget_resources), 241 .resource = kfr2r09_usb0_gadget_resources, 242}; 243 244static struct ceu_platform_data ceu_pdata = { 245 .num_subdevs = 1, 246 .subdevs = { 247 { /* [0] = rj54n1cb0c */ 248 .flags = 0, 249 .bus_width = 8, 250 .bus_shift = 0, 251 .i2c_adapter_id = 1, 252 .i2c_address = 0x50, 253 }, 254 }, 255}; 256 257static struct resource kfr2r09_ceu_resources[] = { 258 [0] = { 259 .name = "CEU", 260 .start = 0xfe910000, 261 .end = 0xfe91009f, 262 .flags = IORESOURCE_MEM, 263 }, 264 [1] = { 265 .start = evt2irq(0x880), 266 .end = evt2irq(0x880), 267 .flags = IORESOURCE_IRQ, 268 }, 269}; 270 271static struct platform_device kfr2r09_ceu_device = { 272 .name = "renesas-ceu", 273 .id = 0, /* "ceu0" clock */ 274 .num_resources = ARRAY_SIZE(kfr2r09_ceu_resources), 275 .resource = kfr2r09_ceu_resources, 276 .dev = { 277 .platform_data = &ceu_pdata, 278 }, 279}; 280 281static struct rj54n1_pdata rj54n1_priv = { 282 .mclk_freq = CEU_MCLK_FREQ, 283 .ioctl_high = false, 284}; 285 286static struct i2c_board_info kfr2r09_i2c_camera = { 287 I2C_BOARD_INFO("rj54n1cb0c", 0x50), 288 .platform_data = &rj54n1_priv, 289}; 290 291static struct gpiod_lookup_table rj54n1_gpios = { 292 .dev_id = "1-0050", 293 .table = { 294 GPIO_LOOKUP("sh7724_pfc", GPIO_PTB4, "poweron", 295 GPIO_ACTIVE_HIGH), 296 GPIO_LOOKUP("sh7724_pfc", GPIO_PTB7, "enable", 297 GPIO_ACTIVE_HIGH), 298 }, 299}; 300 301/* Fixed 3.3V regulator to be used by SDHI0 */ 302static struct regulator_consumer_supply fixed3v3_power_consumers[] = 303{ 304 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), 305 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), 306}; 307 308static struct resource kfr2r09_sh_sdhi0_resources[] = { 309 [0] = { 310 .name = "SDHI0", 311 .start = 0x04ce0000, 312 .end = 0x04ce00ff, 313 .flags = IORESOURCE_MEM, 314 }, 315 [1] = { 316 .start = evt2irq(0xe80), 317 .flags = IORESOURCE_IRQ, 318 }, 319}; 320 321static struct tmio_mmc_data sh7724_sdhi0_data = { 322 .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX, 323 .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX, 324 .capabilities = MMC_CAP_SDIO_IRQ, 325 .capabilities2 = MMC_CAP2_NO_WRITE_PROTECT, 326}; 327 328static struct platform_device kfr2r09_sh_sdhi0_device = { 329 .name = "sh_mobile_sdhi", 330 .num_resources = ARRAY_SIZE(kfr2r09_sh_sdhi0_resources), 331 .resource = kfr2r09_sh_sdhi0_resources, 332 .dev = { 333 .platform_data = &sh7724_sdhi0_data, 334 }, 335}; 336 337static struct platform_device *kfr2r09_devices[] __initdata = { 338 &kfr2r09_nor_flash_device, 339 &kfr2r09_nand_flash_device, 340 &kfr2r09_sh_keysc_device, 341 &kfr2r09_sh_lcdc_device, 342 &kfr2r09_sh_sdhi0_device, 343}; 344 345#define BSC_CS0BCR 0xfec10004 346#define BSC_CS0WCR 0xfec10024 347#define BSC_CS4BCR 0xfec10010 348#define BSC_CS4WCR 0xfec10030 349#define PORT_MSELCRB 0xa4050182 350 351#ifdef CONFIG_I2C 352static int kfr2r09_usb0_gadget_i2c_setup(void) 353{ 354 struct i2c_adapter *a; 355 struct i2c_msg msg; 356 unsigned char buf[2]; 357 int ret; 358 359 a = i2c_get_adapter(0); 360 if (!a) 361 return -ENODEV; 362 363 /* set bit 1 (the second bit) of chip at 0x09, register 0x13 */ 364 buf[0] = 0x13; 365 msg.addr = 0x09; 366 msg.buf = buf; 367 msg.len = 1; 368 msg.flags = 0; 369 ret = i2c_transfer(a, &msg, 1); 370 if (ret != 1) 371 return -ENODEV; 372 373 buf[0] = 0; 374 msg.addr = 0x09; 375 msg.buf = buf; 376 msg.len = 1; 377 msg.flags = I2C_M_RD; 378 ret = i2c_transfer(a, &msg, 1); 379 if (ret != 1) 380 return -ENODEV; 381 382 buf[1] = buf[0] | (1 << 1); 383 buf[0] = 0x13; 384 msg.addr = 0x09; 385 msg.buf = buf; 386 msg.len = 2; 387 msg.flags = 0; 388 ret = i2c_transfer(a, &msg, 1); 389 if (ret != 1) 390 return -ENODEV; 391 392 return 0; 393} 394 395static int kfr2r09_serial_i2c_setup(void) 396{ 397 struct i2c_adapter *a; 398 struct i2c_msg msg; 399 unsigned char buf[2]; 400 int ret; 401 402 a = i2c_get_adapter(0); 403 if (!a) 404 return -ENODEV; 405 406 /* set bit 6 (the 7th bit) of chip at 0x09, register 0x13 */ 407 buf[0] = 0x13; 408 msg.addr = 0x09; 409 msg.buf = buf; 410 msg.len = 1; 411 msg.flags = 0; 412 ret = i2c_transfer(a, &msg, 1); 413 if (ret != 1) 414 return -ENODEV; 415 416 buf[0] = 0; 417 msg.addr = 0x09; 418 msg.buf = buf; 419 msg.len = 1; 420 msg.flags = I2C_M_RD; 421 ret = i2c_transfer(a, &msg, 1); 422 if (ret != 1) 423 return -ENODEV; 424 425 buf[1] = buf[0] | (1 << 6); 426 buf[0] = 0x13; 427 msg.addr = 0x09; 428 msg.buf = buf; 429 msg.len = 2; 430 msg.flags = 0; 431 ret = i2c_transfer(a, &msg, 1); 432 if (ret != 1) 433 return -ENODEV; 434 435 return 0; 436} 437#else 438static int kfr2r09_usb0_gadget_i2c_setup(void) 439{ 440 return -ENODEV; 441} 442 443static int kfr2r09_serial_i2c_setup(void) 444{ 445 return -ENODEV; 446} 447#endif 448 449static int kfr2r09_usb0_gadget_setup(void) 450{ 451 int plugged_in; 452 453 gpio_request(GPIO_PTN4, NULL); /* USB_DET */ 454 gpio_direction_input(GPIO_PTN4); 455 plugged_in = gpio_get_value(GPIO_PTN4); 456 if (!plugged_in) 457 return -ENODEV; /* no cable plugged in */ 458 459 if (kfr2r09_usb0_gadget_i2c_setup() != 0) 460 return -ENODEV; /* unable to configure using i2c */ 461 462 __raw_writew((__raw_readw(PORT_MSELCRB) & ~0xc000) | 0x8000, PORT_MSELCRB); 463 gpio_request(GPIO_FN_PDSTATUS, NULL); /* R-standby disables USB clock */ 464 gpio_request(GPIO_PTV6, NULL); /* USBCLK_ON */ 465 gpio_direction_output(GPIO_PTV6, 1); /* USBCLK_ON = H */ 466 msleep(20); /* wait 20ms to let the clock settle */ 467 clk_enable(clk_get(NULL, "usb0")); 468 __raw_writew(0x0600, 0xa40501d4); 469 470 return 0; 471} 472 473extern char kfr2r09_sdram_enter_start; 474extern char kfr2r09_sdram_enter_end; 475extern char kfr2r09_sdram_leave_start; 476extern char kfr2r09_sdram_leave_end; 477 478static int __init kfr2r09_devices_setup(void) 479{ 480 struct clk *camera_clk; 481 482 /* register board specific self-refresh code */ 483 sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF | 484 SUSP_SH_RSTANDBY, 485 &kfr2r09_sdram_enter_start, 486 &kfr2r09_sdram_enter_end, 487 &kfr2r09_sdram_leave_start, 488 &kfr2r09_sdram_leave_end); 489 490 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, 491 ARRAY_SIZE(fixed3v3_power_consumers), 3300000); 492 493 /* enable SCIF1 serial port for YC401 console support */ 494 gpio_request(GPIO_FN_SCIF1_RXD, NULL); 495 gpio_request(GPIO_FN_SCIF1_TXD, NULL); 496 kfr2r09_serial_i2c_setup(); /* ECONTMSK(bit6=L10ONEN) set 1 */ 497 gpio_request(GPIO_PTG3, NULL); /* HPON_ON */ 498 gpio_direction_output(GPIO_PTG3, 1); /* HPON_ON = H */ 499 500 /* setup NOR flash at CS0 */ 501 __raw_writel(0x36db0400, BSC_CS0BCR); 502 __raw_writel(0x00000500, BSC_CS0WCR); 503 504 /* setup NAND flash at CS4 */ 505 __raw_writel(0x36db0400, BSC_CS4BCR); 506 __raw_writel(0x00000500, BSC_CS4WCR); 507 508 /* setup KEYSC pins */ 509 gpio_request(GPIO_FN_KEYOUT0, NULL); 510 gpio_request(GPIO_FN_KEYOUT1, NULL); 511 gpio_request(GPIO_FN_KEYOUT2, NULL); 512 gpio_request(GPIO_FN_KEYOUT3, NULL); 513 gpio_request(GPIO_FN_KEYOUT4_IN6, NULL); 514 gpio_request(GPIO_FN_KEYIN0, NULL); 515 gpio_request(GPIO_FN_KEYIN1, NULL); 516 gpio_request(GPIO_FN_KEYIN2, NULL); 517 gpio_request(GPIO_FN_KEYIN3, NULL); 518 gpio_request(GPIO_FN_KEYIN4, NULL); 519 gpio_request(GPIO_FN_KEYOUT5_IN5, NULL); 520 521 /* setup LCDC pins for SYS panel */ 522 gpio_request(GPIO_FN_LCDD17, NULL); 523 gpio_request(GPIO_FN_LCDD16, NULL); 524 gpio_request(GPIO_FN_LCDD15, NULL); 525 gpio_request(GPIO_FN_LCDD14, NULL); 526 gpio_request(GPIO_FN_LCDD13, NULL); 527 gpio_request(GPIO_FN_LCDD12, NULL); 528 gpio_request(GPIO_FN_LCDD11, NULL); 529 gpio_request(GPIO_FN_LCDD10, NULL); 530 gpio_request(GPIO_FN_LCDD9, NULL); 531 gpio_request(GPIO_FN_LCDD8, NULL); 532 gpio_request(GPIO_FN_LCDD7, NULL); 533 gpio_request(GPIO_FN_LCDD6, NULL); 534 gpio_request(GPIO_FN_LCDD5, NULL); 535 gpio_request(GPIO_FN_LCDD4, NULL); 536 gpio_request(GPIO_FN_LCDD3, NULL); 537 gpio_request(GPIO_FN_LCDD2, NULL); 538 gpio_request(GPIO_FN_LCDD1, NULL); 539 gpio_request(GPIO_FN_LCDD0, NULL); 540 gpio_request(GPIO_FN_LCDRS, NULL); /* LCD_RS */ 541 gpio_request(GPIO_FN_LCDCS, NULL); /* LCD_CS/ */ 542 gpio_request(GPIO_FN_LCDRD, NULL); /* LCD_RD/ */ 543 gpio_request(GPIO_FN_LCDWR, NULL); /* LCD_WR/ */ 544 gpio_request(GPIO_FN_LCDVSYN, NULL); /* LCD_VSYNC */ 545 gpio_request(GPIO_PTE4, NULL); /* LCD_RST/ */ 546 gpio_direction_output(GPIO_PTE4, 1); 547 gpio_request(GPIO_PTF4, NULL); /* PROTECT/ */ 548 gpio_direction_output(GPIO_PTF4, 1); 549 gpio_request(GPIO_PTU0, NULL); /* LEDSTDBY/ */ 550 gpio_direction_output(GPIO_PTU0, 1); 551 552 /* setup USB function */ 553 if (kfr2r09_usb0_gadget_setup() == 0) 554 platform_device_register(&kfr2r09_usb0_gadget_device); 555 556 /* CEU */ 557 gpio_request(GPIO_FN_VIO_CKO, NULL); 558 gpio_request(GPIO_FN_VIO0_CLK, NULL); 559 gpio_request(GPIO_FN_VIO0_VD, NULL); 560 gpio_request(GPIO_FN_VIO0_HD, NULL); 561 gpio_request(GPIO_FN_VIO0_FLD, NULL); 562 gpio_request(GPIO_FN_VIO0_D7, NULL); 563 gpio_request(GPIO_FN_VIO0_D6, NULL); 564 gpio_request(GPIO_FN_VIO0_D5, NULL); 565 gpio_request(GPIO_FN_VIO0_D4, NULL); 566 gpio_request(GPIO_FN_VIO0_D3, NULL); 567 gpio_request(GPIO_FN_VIO0_D2, NULL); 568 gpio_request(GPIO_FN_VIO0_D1, NULL); 569 gpio_request(GPIO_FN_VIO0_D0, NULL); 570 571 /* SDHI0 connected to yc304 */ 572 gpio_request(GPIO_FN_SDHI0CD, NULL); 573 gpio_request(GPIO_FN_SDHI0D3, NULL); 574 gpio_request(GPIO_FN_SDHI0D2, NULL); 575 gpio_request(GPIO_FN_SDHI0D1, NULL); 576 gpio_request(GPIO_FN_SDHI0D0, NULL); 577 gpio_request(GPIO_FN_SDHI0CMD, NULL); 578 gpio_request(GPIO_FN_SDHI0CLK, NULL); 579 580 i2c_register_board_info(0, &kfr2r09_backlight_board_info, 1); 581 582 /* Set camera clock frequency and register and alias for rj54n1. */ 583 camera_clk = clk_get(NULL, "video_clk"); 584 if (!IS_ERR(camera_clk)) { 585 clk_set_rate(camera_clk, 586 clk_round_rate(camera_clk, CEU_MCLK_FREQ)); 587 clk_put(camera_clk); 588 } 589 clk_add_alias(NULL, "1-0050", "video_clk", NULL); 590 591 /* set DRVCRB 592 * 593 * use 1.8 V for VccQ_VIO 594 * use 2.85V for VccQ_SR 595 */ 596 __raw_writew((__raw_readw(DRVCRB) & ~0x0003) | 0x0001, DRVCRB); 597 598 gpiod_add_lookup_table(&rj54n1_gpios); 599 600 i2c_register_board_info(1, &kfr2r09_i2c_camera, 1); 601 602 /* Initialize CEU platform device separately to map memory first */ 603 device_initialize(&kfr2r09_ceu_device.dev); 604 dma_declare_coherent_memory(&kfr2r09_ceu_device.dev, 605 ceu_dma_membase, ceu_dma_membase, 606 CEU_BUFFER_MEMORY_SIZE); 607 608 platform_device_add(&kfr2r09_ceu_device); 609 610 return platform_add_devices(kfr2r09_devices, 611 ARRAY_SIZE(kfr2r09_devices)); 612} 613device_initcall(kfr2r09_devices_setup); 614 615/* Return the board specific boot mode pin configuration */ 616static int kfr2r09_mode_pins(void) 617{ 618 /* MD0=1, MD1=1, MD2=0: Clock Mode 3 619 * MD3=0: 16-bit Area0 Bus Width 620 * MD5=1: Little Endian 621 * MD8=1: Test Mode Disabled 622 */ 623 return MODE_PIN0 | MODE_PIN1 | MODE_PIN5 | MODE_PIN8; 624} 625 626/* Reserve a portion of memory for CEU buffers */ 627static void __init kfr2r09_mv_mem_reserve(void) 628{ 629 phys_addr_t phys; 630 phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; 631 632 phys = memblock_phys_alloc(size, PAGE_SIZE); 633 if (!phys) 634 panic("Failed to allocate CEU memory\n"); 635 636 memblock_phys_free(phys, size); 637 memblock_remove(phys, size); 638 639 ceu_dma_membase = phys; 640} 641 642/* 643 * The Machine Vector 644 */ 645static struct sh_machine_vector mv_kfr2r09 __initmv = { 646 .mv_name = "kfr2r09", 647 .mv_mode_pins = kfr2r09_mode_pins, 648 .mv_mem_reserve = kfr2r09_mv_mem_reserve, 649}; 650