2 * linux/arch/arm/mach-omap2/board-h4.c
4 * Copyright (C) 2005 Nokia Corporation
5 * Author: Paul Mundt <paul.mundt@nokia.com>
7 * Modified from mach-omap/omap1/board-generic.c
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
14 #include <linux/kernel.h>
15 #include <linux/init.h>
16 #include <linux/platform_device.h>
17 #include <linux/mtd/mtd.h>
18 #include <linux/mtd/partitions.h>
19 #include <linux/delay.h>
20 #include <linux/workqueue.h>
21 #include <linux/input.h>
22 #include <linux/err.h>
23 #include <linux/clk.h>
24 #include <linux/i2c.h>
25 #include <linux/spi/spi.h>
26 #include <linux/spi/tsc210x.h>
28 #include <media/v4l2-int-device.h>
30 #include <asm/hardware.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/mach/map.h>
34 #include <asm/mach/flash.h>
36 #include <asm/arch/control.h>
37 #include <asm/arch/gpio.h>
38 #include <asm/arch/gpioexpander.h>
39 #include <asm/arch/mux.h>
40 #include <asm/arch/usb.h>
41 #include <asm/arch/irda.h>
42 #include <asm/arch/board.h>
43 #include <asm/arch/common.h>
44 #include <asm/arch/keypad.h>
45 #include <asm/arch/menelaus.h>
46 #include <asm/arch/dma.h>
47 #include <asm/arch/gpmc.h>
51 #include <../drivers/media/video/ov9640.h>
54 #define H4_SMC91X_CS 1
56 static unsigned int row_gpios[6] = { 88, 89, 124, 11, 6, 96 };
57 static unsigned int col_gpios[7] = { 90, 91, 100, 36, 12, 97, 98 };
59 static int h4_keymap[] = {
93 static struct mtd_partition h4_partitions[] = {
94 /* bootloader (U-Boot, etc) in first sector */
99 .mask_flags = MTD_WRITEABLE, /* force read-only */
101 /* bootloader params in the next sector */
104 .offset = MTDPART_OFS_APPEND,
111 .offset = MTDPART_OFS_APPEND,
117 .name = "filesystem",
118 .offset = MTDPART_OFS_APPEND,
119 .size = MTDPART_SIZ_FULL,
124 static struct flash_platform_data h4_flash_data = {
125 .map_name = "cfi_probe",
127 .parts = h4_partitions,
128 .nr_parts = ARRAY_SIZE(h4_partitions),
131 static struct resource h4_flash_resource = {
132 .flags = IORESOURCE_MEM,
135 static struct platform_device h4_flash_device = {
139 .platform_data = &h4_flash_data,
142 .resource = &h4_flash_resource,
145 /* Select between the IrDA and aGPS module
147 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
148 static int h4_select_irda(struct device *dev, int state)
153 if ((err = read_gpio_expa(&expa, 0x21))) {
154 printk(KERN_ERR "Error reading from I/O expander\n");
158 /* 'P6' enable/disable IRDA_TX and IRDA_RX */
159 if (state & IR_SEL) { /* IrDa */
160 if ((err = write_gpio_expa(expa | 0x01, 0x21))) {
161 printk(KERN_ERR "Error writing to I/O expander\n");
165 if ((err = write_gpio_expa(expa & ~0x01, 0x21))) {
166 printk(KERN_ERR "Error writing to I/O expander\n");
173 static void set_trans_mode(struct work_struct *work)
175 struct omap_irda_config *irda_config =
176 container_of(work, struct omap_irda_config, gpio_expa.work);
177 int mode = irda_config->mode;
181 if ((err = read_gpio_expa(&expa, 0x20)) != 0) {
182 printk(KERN_ERR "Error reading from I/O expander\n");
187 if (!(mode & IR_SIRMODE)) { /* MIR/FIR */
191 if ((err = write_gpio_expa(expa, 0x20)) != 0) {
192 printk(KERN_ERR "Error writing to I/O expander\n");
196 static int h4_transceiver_mode(struct device *dev, int mode)
198 struct omap_irda_config *irda_config = dev->platform_data;
200 irda_config->mode = mode;
201 cancel_delayed_work(&irda_config->gpio_expa);
202 PREPARE_DELAYED_WORK(&irda_config->gpio_expa, set_trans_mode);
203 schedule_delayed_work(&irda_config->gpio_expa, 0);
208 static int h4_select_irda(struct device *dev, int state) { return 0; }
209 static int h4_transceiver_mode(struct device *dev, int mode) { return 0; }
212 static struct omap_irda_config h4_irda_data = {
213 .transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
214 .transceiver_mode = h4_transceiver_mode,
215 .select_irda = h4_select_irda,
216 .rx_channel = OMAP24XX_DMA_UART3_RX,
217 .tx_channel = OMAP24XX_DMA_UART3_TX,
218 .dest_start = OMAP_UART3_BASE,
219 .src_start = OMAP_UART3_BASE,
220 .tx_trigger = OMAP24XX_DMA_UART3_TX,
221 .rx_trigger = OMAP24XX_DMA_UART3_RX,
224 static struct resource h4_irda_resources[] = {
226 .start = INT_24XX_UART3_IRQ,
227 .end = INT_24XX_UART3_IRQ,
228 .flags = IORESOURCE_IRQ,
232 static struct platform_device h4_irda_device = {
236 .platform_data = &h4_irda_data,
239 .resource = h4_irda_resources,
242 static struct omap_kp_platform_data h4_kp_data = {
246 .keymapsize = ARRAY_SIZE(h4_keymap),
248 .row_gpios = row_gpios,
249 .col_gpios = col_gpios,
252 static struct platform_device h4_kp_device = {
253 .name = "omap-keypad",
256 .platform_data = &h4_kp_data,
260 static struct platform_device h4_lcd_device = {
265 static struct platform_device *h4_devices[] __initdata = {
272 /* 2420 Sysboot setup (2430 is different) */
273 static u32 get_sysboot_value(void)
275 return (omap_ctrl_readl(OMAP24XX_CONTROL_STATUS) &
276 (OMAP2_SYSBOOT_5_MASK | OMAP2_SYSBOOT_4_MASK |
277 OMAP2_SYSBOOT_3_MASK | OMAP2_SYSBOOT_2_MASK |
278 OMAP2_SYSBOOT_1_MASK | OMAP2_SYSBOOT_0_MASK));
281 /* FIXME: This function should be moved to some other file, gpmc.c? */
283 /* H4-2420's always used muxed mode, H4-2422's always use non-muxed
285 * Note: OMAP-GIT doesn't correctly do is_cpu_omap2422 and is_cpu_omap2423
286 * correctly. The macro needs to look at production_id not just hawkeye.
288 static u32 is_gpmc_muxed(void)
291 mux = get_sysboot_value();
292 if ((mux & 0xF) == 0xd)
293 return 1; /* NAND config (could be either) */
294 if (mux & 0x2) /* if mux'ed */
300 static inline void __init h4_init_debug(void)
303 unsigned long cs_mem_base;
304 unsigned int muxed, rate;
307 eth_cs = H4_SMC91X_CS;
309 l3ck = clk_get(NULL, "core_l3_ck");
313 rate = clk_get_rate(l3ck);
320 /* Make sure CS1 timings are correct */
321 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1,
324 if (rate >= 160000000) {
325 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01);
326 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803);
327 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a);
328 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
329 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
330 } else if (rate >= 130000000) {
331 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
332 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
333 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
334 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
335 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
336 } else {/* rate = 100000000 */
337 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
338 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
339 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
340 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F);
341 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2);
344 if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
345 printk(KERN_ERR "Failed to request GPMC mem for smc91x\n");
351 omap_cfg_reg(M15_24XX_GPIO92);
352 if (debug_card_init(cs_mem_base, OMAP24XX_ETHR_GPIO_IRQ) < 0)
353 gpmc_cs_free(eth_cs);
356 static void __init h4_init_flash(void)
360 if (gpmc_cs_request(H4_FLASH_CS, SZ_64M, &base) < 0) {
361 printk("Can't request GPMC CS for flash\n");
364 h4_flash_resource.start = base;
365 h4_flash_resource.end = base + SZ_64M - 1;
368 static void __init omap_h4_init_irq(void)
370 omap2_init_common_hw();
376 static struct omap_uart_config h4_uart_config __initdata = {
377 #ifdef CONFIG_MACH_OMAP2_H4_USB1
378 .enabled_uarts = ((1 << 0) | (1 << 1)),
380 .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
384 static struct omap_mmc_config h4_mmc_config __initdata = {
394 static struct omap_lcd_config h4_lcd_config __initdata = {
395 .ctrl_name = "internal",
398 static struct omap_usb_config h4_usb_config __initdata = {
399 #ifdef CONFIG_MACH_OMAP2_H4_USB1
400 /* NOTE: usb1 could also be used with 3 wire signaling */
404 #ifdef CONFIG_MACH_OMAP_H4_OTG
405 /* S1.10 ON -- USB OTG port
406 * usb0 switched to Mini-AB port and isp1301 transceiver;
407 * S2.POS3 = OFF, S2.POS4 = ON ... to allow battery charging
411 #ifdef CONFIG_USB_GADGET_OMAP
412 /* use OTG cable, or standard A-to-MiniB */
413 .hmc_mode = 0x14, /* 0:dev/otg 1:host 2:disable */
414 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
415 /* use OTG cable, or NONSTANDARD (B-to-MiniB) */
416 .hmc_mode = 0x11, /* 0:host 1:host 2:disable */
420 /* S1.10 OFF -- usb "download port"
421 * usb0 switched to Mini-B port and isp1105 transceiver;
422 * S2.POS3 = ON, S2.POS4 = OFF ... to enable battery charging
426 /* .hmc_mode = 0x14,*/ /* 0:dev 1:host 2:disable */
427 .hmc_mode = 0x00, /* 0:dev|otg 1:disable 2:disable */
431 /* ----------------------------------------------------------------------- */
433 static struct tsc210x_config tsc_platform_data = {
435 .monitor = TSC_VBAT | TSC_TEMP,
436 /* REVISIT temp calibration data -- board-specific; from EEPROM? */
437 .mclk = "sys_clkout",
440 static struct spi_board_info h4_spi_board_info[] __initdata = {
442 .modalias = "tsc2101",
446 .irq = OMAP_GPIO_IRQ(93),
447 .max_speed_hz = 16000000,
448 .platform_data = &tsc_platform_data,
451 /* nCS1 -- to lcd board, but unused
452 * nCS2 -- to WLAN/miniPCI
456 /* ----------------------------------------------------------------------- */
458 static struct omap_board_config_kernel h4_config[] __initdata = {
459 { OMAP_TAG_UART, &h4_uart_config },
460 { OMAP_TAG_MMC, &h4_mmc_config },
461 { OMAP_TAG_LCD, &h4_lcd_config },
462 { OMAP_TAG_USB, &h4_usb_config },
465 #ifdef CONFIG_MACH_OMAP_H4_TUSB
467 #include <linux/usb/musb.h>
469 static struct musb_hdrc_platform_data tusb_data = {
471 .min_power = 25, /* x2 = 50 mA drawn from VBUS as peripheral */
473 /* 1.8V supplied by Menelaus, other voltages supplied by VBAT;
478 static void __init tusb_evm_setup(void)
480 static char announce[] __initdata =
481 KERN_INFO "TUSB 6010 EVM\n";
483 unsigned dmachan = 0;
485 /* There are at least 32 different combinations of boards that
486 * are loosely called "H4", with a 2420 ... different OMAP chip
487 * revisions (with pin mux changes for DMAREQ, GPMC errata, etc),
488 * modifications of the CPU board, mainboard, EVM, TUSB etc.
489 * Plus omap2422, omap2423, etc.
491 * So you might need to tweak this setup to make the TUSB EVM
492 * behave on your particular setup ...
495 /* Already set up: GPMC AD[0..15], CLK, nOE, nWE, nADV_ALE */
496 omap_cfg_reg(E2_GPMC_NCS2);
497 omap_cfg_reg(L2_GPMC_NCS7);
498 omap_cfg_reg(M1_GPMC_WAIT2);
500 switch ((system_rev >> 8) & 0x0f) {
503 /* Assume early board revision without optional ES2.0
504 * rework to swap J15 & AA10 so DMAREQ0 works
506 omap_cfg_reg(AA10_242X_GPIO13);
508 /* omap_cfg_reg(J15_24XX_DMAREQ0); */
511 /* Later Menelaus boards can support all 6 DMA request
512 * lines, at the price of boot flash A23-A26.
514 omap_cfg_reg(J15_24XX_GPIO99);
516 dmachan = (1 << 1) | (1 << 0);
517 #if !(defined(CONFIG_MTD_OMAP_NOR) || defined(CONFIG_MTD_OMAP_NOR_MODULE))
518 dmachan |= (1 << 5) | (1 << 4) (1 << 3) | (1 << 2);
523 if (tusb6010_setup_interface(&tusb_data,
524 TUSB6010_REFCLK_24, /* waitpin */ 2,
525 /* async cs */ 2, /* sync cs */ 7,
532 #if defined(CONFIG_VIDEO_OV9640) || defined(CONFIG_VIDEO_OV9640_MODULE)
534 * Common OV9640 register initialization for all image sizes, pixel formats,
537 const static struct ov9640_reg ov9640_common[] = {
538 { 0x12, 0x80 }, { 0x11, 0x80 }, { 0x13, 0x8F }, /* COM7, CLKRC, COM8 */
539 { 0x01, 0x80 }, { 0x02, 0x80 }, { 0x04, 0x00 }, /* BLUE, RED, COM1 */
540 { 0x0E, 0x81 }, { 0x0F, 0x4F }, { 0x14, 0x4A }, /* COM5, COM6, COM9 */
541 { 0x16, 0x02 }, { 0x1B, 0x01 }, { 0x24, 0x70 }, /* ?, PSHFT, AEW */
542 { 0x25, 0x68 }, { 0x26, 0xD3 }, { 0x27, 0x90 }, /* AEB, VPT, BBIAS */
543 { 0x2A, 0x00 }, { 0x2B, 0x00 }, { 0x32, 0x24 }, /* EXHCH, EXHCL, HREF */
544 { 0x33, 0x02 }, { 0x37, 0x02 }, { 0x38, 0x13 }, /* CHLF, ADC, ACOM */
545 { 0x39, 0xF0 }, { 0x3A, 0x00 }, { 0x3B, 0x01 }, /* OFON, TSLB, COM11 */
546 { 0x3D, 0x90 }, { 0x3E, 0x02 }, { 0x3F, 0xF2 }, /* COM13, COM14, EDGE */
547 { 0x41, 0x02 }, { 0x42, 0xC8 }, /* COM16, COM17 */
548 { 0x43, 0xF0 }, { 0x44, 0x10 }, { 0x45, 0x6C }, /* ?, ?, ? */
549 { 0x46, 0x6C }, { 0x47, 0x44 }, { 0x48, 0x44 }, /* ?, ?, ? */
550 { 0x49, 0x03 }, { 0x59, 0x49 }, { 0x5A, 0x94 }, /* ?, ?, ? */
551 { 0x5B, 0x46 }, { 0x5C, 0x84 }, { 0x5D, 0x5C }, /* ?, ?, ? */
552 { 0x5E, 0x08 }, { 0x5F, 0x00 }, { 0x60, 0x14 }, /* ?, ?, ? */
553 { 0x61, 0xCE }, /* ? */
554 { 0x62, 0x70 }, { 0x63, 0x00 }, { 0x64, 0x04 }, /* LCC1, LCC2, LCC3 */
555 { 0x65, 0x00 }, { 0x66, 0x00 }, /* LCC4, LCC5 */
556 { 0x69, 0x00 }, { 0x6A, 0x3E }, { 0x6B, 0x3F }, /* HV, MBD, DBLV */
557 { 0x6C, 0x40 }, { 0x6D, 0x30 }, { 0x6E, 0x4B }, /* GSP1, GSP2, GSP3 */
558 { 0x6F, 0x60 }, { 0x70, 0x70 }, { 0x71, 0x70 }, /* GSP4, GSP5, GSP6 */
559 { 0x72, 0x70 }, { 0x73, 0x70 }, { 0x74, 0x60 }, /* GSP7, GSP8, GSP9 */
560 { 0x75, 0x60 }, { 0x76, 0x50 }, { 0x77, 0x48 }, /* GSP10,GSP11,GSP12 */
561 { 0x78, 0x3A }, { 0x79, 0x2E }, { 0x7A, 0x28 }, /* GSP13,GSP14,GSP15 */
562 { 0x7B, 0x22 }, { 0x7C, 0x04 }, { 0x7D, 0x07 }, /* GSP16,GST1, GST2 */
563 { 0x7E, 0x10 }, { 0x7F, 0x28 }, { 0x80, 0x36 }, /* GST3, GST4, GST5 */
564 { 0x81, 0x44 }, { 0x82, 0x52 }, { 0x83, 0x60 }, /* GST6, GST7, GST8 */
565 { 0x84, 0x6C }, { 0x85, 0x78 }, { 0x86, 0x8C }, /* GST9, GST10,GST11 */
566 { 0x87, 0x9E }, { 0x88, 0xBB }, { 0x89, 0xD2 }, /* GST12,GST13,GST14 */
567 { 0x8A, 0xE6 }, { 0x13, 0x8F }, { 0x00, 0x7F }, /* GST15, COM8 */
568 { OV9640_REG_TERM, OV9640_VAL_TERM }
571 static int ov9640_sensor_power_set(int power)
576 /* read current state of GPIO EXPA outputs */
577 if ((err = read_gpio_expa(&expa, 0x20))) {
578 printk(KERN_ERR "Error reading GPIO EXPA 0x20\n");
582 expa = power ? expa | 0x80 : expa & ~0x08;
584 /* Set GPIO EXPA P3 (CAMERA_MODULE_EN) to power-up sensor */
585 if ((err = write_gpio_expa(expa, 0x20))) {
586 printk(KERN_ERR "Error writing to GPIO EXPA 0x20\n");
591 /* read current state of GPIO EXPA outputs */
592 if ((err = read_gpio_expa(&expa, 0x22))) {
593 printk(KERN_ERR "Error reading GPIO EXPA\n");
596 /* Clear GPIO EXPA P7 (CAM_RST) */
597 if ((err = write_gpio_expa(expa & ~0x80, 0x22))) {
598 printk(KERN_ERR "Error writing to GPIO EXPA\n");
606 static struct v4l2_ifparm ifparm = {
607 .if_type = V4L2_IF_TYPE_BT656,
610 .frame_start_on_rising_vs = 1,
612 .mode = V4L2_IF_TYPE_BT656_MODE_NOBT_8BIT,
613 .clock_min = OV9640_XCLK_MIN,
614 .clock_max = OV9640_XCLK_MAX,
619 static int ov9640_ifparm(struct v4l2_ifparm *p)
626 static struct ov9640_platform_data h4_ov9640_platform_data = {
627 .power_set = ov9640_sensor_power_set,
628 .default_regs = ov9640_common,
629 .ifparm = ov9640_ifparm,
633 static struct i2c_board_info __initdata h4_i2c_board_info[] = {
635 I2C_BOARD_INFO("rtc-rs5c372", 0x32),
637 /* no IRQ wired to OMAP; nINTB goes to AGPS */
640 I2C_BOARD_INFO("menelaus", 0x72),
641 .irq = INT_24XX_SYS_NIRQ,
644 I2C_BOARD_INFO("isp1301_omap", 0x2d),
645 .type = "isp1301_omap",
646 .irq = OMAP_GPIO_IRQ(125),
648 #if defined(CONFIG_VIDEO_OV9640) || defined(CONFIG_VIDEO_OV9640_MODULE)
650 I2C_BOARD_INFO("ov9640", 0x30),
651 .platform_data = &h4_ov9640_platform_data,
656 static void __init omap_h4_init(void)
659 * Make sure the serial ports are muxed on at this point.
660 * You have to mux them off in device drivers later on
663 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
664 omap_cfg_reg(K15_24XX_UART3_TX);
665 omap_cfg_reg(K14_24XX_UART3_RX);
668 #if defined(CONFIG_KEYBOARD_OMAP) || defined(CONFIG_KEYBOARD_OMAP_MODULE)
669 if (omap_has_menelaus()) {
676 #ifdef CONFIG_MACH_OMAP2_H4_USB1
677 /* S3.3 controls whether these pins are for UART2 or USB1 */
678 omap_cfg_reg(N14_24XX_USB1_SE0);
679 omap_cfg_reg(P15_24XX_USB1_DAT);
680 omap_cfg_reg(W20_24XX_USB1_TXEN);
681 omap_cfg_reg(V19_24XX_USB1_RCV);
684 /* Menelaus interrupt */
685 omap_cfg_reg(W19_24XX_SYS_NIRQ);
687 platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices));
688 omap_board_config = h4_config;
689 omap_board_config_size = ARRAY_SIZE(h4_config);
691 omap_register_i2c_bus(1, 100, h4_i2c_board_info,
692 ARRAY_SIZE(h4_i2c_board_info));
694 /* smc91x, debug leds, ps/2, extra uarts */
697 #ifdef CONFIG_MACH_OMAP_H4_TUSB
701 /* defaults seem ok for:
702 * omap_cfg_reg(U18_24XX_SPI1_SCK);
703 * omap_cfg_reg(V20_24XX_SPI1_MOSI);
704 * omap_cfg_reg(T18_24XX_SPI1_MISO);
705 * omap_cfg_reg(U19_24XX_SPI1_NCS0);
709 omap_cfg_reg(P20_24XX_GPIO93);
710 gpio_request(93, "tsc_irq");
711 gpio_direction_input(93);
713 omap_cfg_reg(W14_24XX_SYS_CLKOUT); /* mclk */
714 /* defaults seem ok for:
715 * omap_cfg_reg(Y15_EAC_AC_SCLK); // bclk
716 * omap_cfg_reg(R14_EAC_AC_FS);
717 * omap_cfg_reg(V15_EAC_AC_DOUT);
718 * omap_cfg_reg(W15_EAC_AC_DIN);
721 spi_register_board_info(h4_spi_board_info,
722 ARRAY_SIZE(h4_spi_board_info));
725 static void __init omap_h4_map_io(void)
727 omap2_set_globals_242x();
728 omap2_map_common_io();
731 MACHINE_START(OMAP_H4, "OMAP2420 H4 board")
732 /* Maintainer: Paul Mundt <paul.mundt@nokia.com> */
733 .phys_io = 0x48000000,
734 .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
735 .boot_params = 0x80000100,
736 .map_io = omap_h4_map_io,
737 .init_irq = omap_h4_init_irq,
738 .init_machine = omap_h4_init,
739 .timer = &omap_timer,