xref: /openbmc/linux/arch/arm/mach-omap1/board-osk.c (revision d87c25e8)
1 /*
2  * linux/arch/arm/mach-omap1/board-osk.c
3  *
4  * Board specific init for OMAP5912 OSK
5  *
6  * Written by Dirk Behme <dirk.behme@de.bosch.com>
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU General Public License as published by the
10  * Free Software Foundation; either version 2 of the License, or (at your
11  * option) any later version.
12  *
13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
14  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
15  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
16  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
19  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23  *
24  * You should have received a copy of the  GNU General Public License along
25  * with this program; if not, write  to the Free Software Foundation, Inc.,
26  * 675 Mass Ave, Cambridge, MA 02139, USA.
27  */
28 #include <linux/gpio.h>
29 #include <linux/gpio/machine.h>
30 #include <linux/kernel.h>
31 #include <linux/init.h>
32 #include <linux/platform_device.h>
33 #include <linux/interrupt.h>
34 #include <linux/irq.h>
35 #include <linux/i2c.h>
36 #include <linux/leds.h>
37 #include <linux/smc91x.h>
38 #include <linux/omapfb.h>
39 #include <linux/mtd/mtd.h>
40 #include <linux/mtd/partitions.h>
41 #include <linux/mtd/physmap.h>
42 #include <linux/mfd/tps65010.h>
43 #include <linux/platform_data/gpio-omap.h>
44 #include <linux/platform_data/omap1_bl.h>
45 
46 #include <asm/mach-types.h>
47 #include <asm/mach/arch.h>
48 #include <asm/mach/map.h>
49 
50 #include "flash.h"
51 #include <mach/mux.h>
52 #include <mach/tc.h>
53 
54 #include <mach/hardware.h>
55 #include <mach/usb.h>
56 
57 #include "common.h"
58 
59 /* Name of the GPIO chip used by the OMAP for GPIOs 0..15 */
60 #define OMAP_GPIO_LABEL		"gpio-0-15"
61 
62 /* At OMAP5912 OSK the Ethernet is directly connected to CS1 */
63 #define OMAP_OSK_ETHR_START		0x04800300
64 
65 /* TPS65010 has four GPIOs.  nPG and LED2 can be treated like GPIOs with
66  * alternate pin configurations for hardware-controlled blinking.
67  */
68 #define OSK_TPS_GPIO_BASE		(OMAP_MAX_GPIO_LINES + 16 /* MPUIO */)
69 #	define OSK_TPS_GPIO_USB_PWR_EN	(OSK_TPS_GPIO_BASE + 0)
70 #	define OSK_TPS_GPIO_LED_D3	(OSK_TPS_GPIO_BASE + 1)
71 #	define OSK_TPS_GPIO_LAN_RESET	(OSK_TPS_GPIO_BASE + 2)
72 #	define OSK_TPS_GPIO_DSP_PWR_EN	(OSK_TPS_GPIO_BASE + 3)
73 #	define OSK_TPS_GPIO_LED_D9	(OSK_TPS_GPIO_BASE + 4)
74 #	define OSK_TPS_GPIO_LED_D2	(OSK_TPS_GPIO_BASE + 5)
75 
76 static struct mtd_partition osk_partitions[] = {
77 	/* bootloader (U-Boot, etc) in first sector */
78 	{
79 	      .name		= "bootloader",
80 	      .offset		= 0,
81 	      .size		= SZ_128K,
82 	      .mask_flags	= MTD_WRITEABLE, /* force read-only */
83 	},
84 	/* bootloader params in the next sector */
85 	{
86 	      .name		= "params",
87 	      .offset		= MTDPART_OFS_APPEND,
88 	      .size		= SZ_128K,
89 	      .mask_flags	= 0,
90 	}, {
91 	      .name		= "kernel",
92 	      .offset		= MTDPART_OFS_APPEND,
93 	      .size		= SZ_2M,
94 	      .mask_flags	= 0
95 	}, {
96 	      .name		= "filesystem",
97 	      .offset		= MTDPART_OFS_APPEND,
98 	      .size		= MTDPART_SIZ_FULL,
99 	      .mask_flags	= 0
100 	}
101 };
102 
103 static struct physmap_flash_data osk_flash_data = {
104 	.width		= 2,
105 	.set_vpp	= omap1_set_vpp,
106 	.parts		= osk_partitions,
107 	.nr_parts	= ARRAY_SIZE(osk_partitions),
108 };
109 
110 static struct resource osk_flash_resource = {
111 	/* this is on CS3, wherever it's mapped */
112 	.flags		= IORESOURCE_MEM,
113 };
114 
115 static struct platform_device osk5912_flash_device = {
116 	.name		= "physmap-flash",
117 	.id		= 0,
118 	.dev		= {
119 		.platform_data	= &osk_flash_data,
120 	},
121 	.num_resources	= 1,
122 	.resource	= &osk_flash_resource,
123 };
124 
125 static struct smc91x_platdata osk5912_smc91x_info = {
126 	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT,
127 	.leda	= RPC_LED_100_10,
128 	.ledb	= RPC_LED_TX_RX,
129 };
130 
131 static struct resource osk5912_smc91x_resources[] = {
132 	[0] = {
133 		.start	= OMAP_OSK_ETHR_START,		/* Physical */
134 		.end	= OMAP_OSK_ETHR_START + 0xf,
135 		.flags	= IORESOURCE_MEM,
136 	},
137 	[1] = {
138 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
139 	},
140 };
141 
142 static struct platform_device osk5912_smc91x_device = {
143 	.name		= "smc91x",
144 	.id		= -1,
145 	.dev	= {
146 		.platform_data	= &osk5912_smc91x_info,
147 	},
148 	.num_resources	= ARRAY_SIZE(osk5912_smc91x_resources),
149 	.resource	= osk5912_smc91x_resources,
150 };
151 
152 static struct resource osk5912_cf_resources[] = {
153 	[0] = {
154 		.flags	= IORESOURCE_IRQ,
155 	},
156 };
157 
158 static struct platform_device osk5912_cf_device = {
159 	.name		= "omap_cf",
160 	.id		= -1,
161 	.dev = {
162 		.platform_data	= (void *) 2 /* CS2 */,
163 	},
164 	.num_resources	= ARRAY_SIZE(osk5912_cf_resources),
165 	.resource	= osk5912_cf_resources,
166 };
167 
168 static struct platform_device *osk5912_devices[] __initdata = {
169 	&osk5912_flash_device,
170 	&osk5912_smc91x_device,
171 	&osk5912_cf_device,
172 };
173 
174 static const struct gpio_led tps_leds[] = {
175 	/* NOTE:  D9 and D2 have hardware blink support.
176 	 * Also, D9 requires non-battery power.
177 	 */
178 	{ .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9",
179 			.default_trigger = "disk-activity", },
180 	{ .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", },
181 	{ .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1,
182 			.default_trigger = "heartbeat", },
183 };
184 
185 static struct gpio_led_platform_data tps_leds_data = {
186 	.num_leds	= 3,
187 	.leds		= tps_leds,
188 };
189 
190 static struct platform_device osk5912_tps_leds = {
191 	.name			= "leds-gpio",
192 	.id			= 0,
193 	.dev.platform_data	= &tps_leds_data,
194 };
195 
196 static int osk_tps_setup(struct i2c_client *client, void *context)
197 {
198 	if (!IS_BUILTIN(CONFIG_TPS65010))
199 		return -ENOSYS;
200 
201 	/* Set GPIO 1 HIGH to disable VBUS power supply;
202 	 * OHCI driver powers it up/down as needed.
203 	 */
204 	gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en");
205 	gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1);
206 	/* Free the GPIO again as the driver will request it */
207 	gpio_free(OSK_TPS_GPIO_USB_PWR_EN);
208 
209 	/* Set GPIO 2 high so LED D3 is off by default */
210 	tps65010_set_gpio_out_value(GPIO2, HIGH);
211 
212 	/* Set GPIO 3 low to take ethernet out of reset */
213 	gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
214 	gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
215 
216 	/* GPIO4 is VDD_DSP */
217 	gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
218 	gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
219 	/* REVISIT if DSP support isn't configured, power it off ... */
220 
221 	/* Let LED1 (D9) blink; leds-gpio may override it */
222 	tps65010_set_led(LED1, BLINK);
223 
224 	/* Set LED2 off by default */
225 	tps65010_set_led(LED2, OFF);
226 
227 	/* Enable LOW_PWR handshake */
228 	tps65010_set_low_pwr(ON);
229 
230 	/* Switch VLDO2 to 3.0V for AIC23 */
231 	tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
232 			| TPS_LDO1_ENABLE);
233 
234 	/* register these three LEDs */
235 	osk5912_tps_leds.dev.parent = &client->dev;
236 	platform_device_register(&osk5912_tps_leds);
237 
238 	return 0;
239 }
240 
241 static struct tps65010_board tps_board = {
242 	.base		= OSK_TPS_GPIO_BASE,
243 	.outmask	= 0x0f,
244 	.setup		= osk_tps_setup,
245 };
246 
247 static struct i2c_board_info __initdata osk_i2c_board_info[] = {
248 	{
249 		/* This device will get the name "i2c-tps65010" */
250 		I2C_BOARD_INFO("tps65010", 0x48),
251 		.dev_name = "tps65010",
252 		.platform_data	= &tps_board,
253 
254 	},
255 	{
256 		I2C_BOARD_INFO("tlv320aic23", 0x1B),
257 	},
258 	/* TODO when driver support is ready:
259 	 *  - optionally on Mistral, ov9640 camera sensor at 0x30
260 	 */
261 };
262 
263 static void __init osk_init_smc91x(void)
264 {
265 	u32 l;
266 
267 	if ((gpio_request(0, "smc_irq")) < 0) {
268 		printk("Error requesting gpio 0 for smc91x irq\n");
269 		return;
270 	}
271 
272 	/* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
273 	l = omap_readl(EMIFS_CCS(1));
274 	l |= 0x3;
275 	omap_writel(l, EMIFS_CCS(1));
276 }
277 
278 static void __init osk_init_cf(void)
279 {
280 	omap_cfg_reg(M7_1610_GPIO62);
281 	if ((gpio_request(62, "cf_irq")) < 0) {
282 		printk("Error requesting gpio 62 for CF irq\n");
283 		return;
284 	}
285 	/* the CF I/O IRQ is really active-low */
286 	irq_set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING);
287 }
288 
289 static struct gpiod_lookup_table osk_usb_gpio_table = {
290 	.dev_id = "ohci",
291 	.table = {
292 		/* Power GPIO on the I2C-attached TPS65010 */
293 		GPIO_LOOKUP("tps65010", 0, "power", GPIO_ACTIVE_HIGH),
294 		GPIO_LOOKUP(OMAP_GPIO_LABEL, 9, "overcurrent",
295 			    GPIO_ACTIVE_HIGH),
296 	},
297 };
298 
299 static struct omap_usb_config osk_usb_config __initdata = {
300 	/* has usb host connector (A) ... for development it can also
301 	 * be used, with a NONSTANDARD gender-bending cable/dongle, as
302 	 * a peripheral.
303 	 */
304 #if IS_ENABLED(CONFIG_USB_OMAP)
305 	.register_dev	= 1,
306 	.hmc_mode	= 0,
307 #else
308 	.register_host	= 1,
309 	.hmc_mode	= 16,
310 	.rwc		= 1,
311 #endif
312 	.pins[0]	= 2,
313 };
314 
315 #ifdef	CONFIG_OMAP_OSK_MISTRAL
316 static const struct omap_lcd_config osk_lcd_config __initconst = {
317 	.ctrl_name	= "internal",
318 };
319 #endif
320 
321 #ifdef	CONFIG_OMAP_OSK_MISTRAL
322 
323 #include <linux/input.h>
324 #include <linux/property.h>
325 #include <linux/spi/spi.h>
326 #include <linux/spi/ads7846.h>
327 
328 #include <linux/platform_data/keypad-omap.h>
329 
330 static const struct property_entry mistral_at24_properties[] = {
331 	PROPERTY_ENTRY_U32("pagesize", 16),
332 	{ }
333 };
334 
335 static const struct software_node mistral_at24_node = {
336 	.properties = mistral_at24_properties,
337 };
338 
339 static struct i2c_board_info __initdata mistral_i2c_board_info[] = {
340 	{
341 		/* NOTE:  powered from LCD supply */
342 		I2C_BOARD_INFO("24c04", 0x50),
343 		.swnode = &mistral_at24_node,
344 	},
345 	/* TODO when driver support is ready:
346 	 *  - optionally ov9640 camera sensor at 0x30
347 	 */
348 };
349 
350 static const unsigned int osk_keymap[] = {
351 	/* KEY(col, row, code) */
352 	KEY(0, 0, KEY_F1),		/* SW4 */
353 	KEY(3, 0, KEY_UP),		/* (sw2/up) */
354 	KEY(1, 1, KEY_LEFTCTRL),	/* SW5 */
355 	KEY(2, 1, KEY_LEFT),		/* (sw2/left) */
356 	KEY(0, 2, KEY_SPACE),		/* SW3 */
357 	KEY(1, 2, KEY_ESC),		/* SW6 */
358 	KEY(2, 2, KEY_DOWN),		/* (sw2/down) */
359 	KEY(2, 3, KEY_ENTER),		/* (sw2/select) */
360 	KEY(3, 3, KEY_RIGHT),		/* (sw2/right) */
361 };
362 
363 static const struct matrix_keymap_data osk_keymap_data = {
364 	.keymap		= osk_keymap,
365 	.keymap_size	= ARRAY_SIZE(osk_keymap),
366 };
367 
368 static struct omap_kp_platform_data osk_kp_data = {
369 	.rows		= 8,
370 	.cols		= 8,
371 	.keymap_data	= &osk_keymap_data,
372 	.delay		= 9,
373 };
374 
375 static struct resource osk5912_kp_resources[] = {
376 	[0] = {
377 		.start	= INT_KEYBOARD,
378 		.end	= INT_KEYBOARD,
379 		.flags	= IORESOURCE_IRQ,
380 	},
381 };
382 
383 static struct platform_device osk5912_kp_device = {
384 	.name		= "omap-keypad",
385 	.id		= -1,
386 	.dev		= {
387 		.platform_data = &osk_kp_data,
388 	},
389 	.num_resources	= ARRAY_SIZE(osk5912_kp_resources),
390 	.resource	= osk5912_kp_resources,
391 };
392 
393 static struct omap_backlight_config mistral_bl_data = {
394 	.default_intensity	= 0xa0,
395 };
396 
397 static struct platform_device mistral_bl_device = {
398 	.name		= "omap-bl",
399 	.id		= -1,
400 	.dev		= {
401 		.platform_data = &mistral_bl_data,
402 	},
403 };
404 
405 static struct platform_device osk5912_lcd_device = {
406 	.name		= "lcd_osk",
407 	.id		= -1,
408 };
409 
410 static const struct gpio_led mistral_gpio_led_pins[] = {
411 	{
412 		.name		= "mistral:red",
413 		.default_trigger = "heartbeat",
414 		.gpio		= 3,
415 	},
416 	{
417 		.name		= "mistral:green",
418 		.default_trigger = "cpu0",
419 		.gpio		= OMAP_MPUIO(4),
420 	},
421 };
422 
423 static struct gpio_led_platform_data mistral_gpio_led_data = {
424 	.leds		= mistral_gpio_led_pins,
425 	.num_leds	= ARRAY_SIZE(mistral_gpio_led_pins),
426 };
427 
428 static struct platform_device mistral_gpio_leds = {
429 	.name	= "leds-gpio",
430 	.id	= -1,
431 	.dev	= {
432 		.platform_data = &mistral_gpio_led_data,
433 	},
434 };
435 
436 static struct platform_device *mistral_devices[] __initdata = {
437 	&osk5912_kp_device,
438 	&mistral_bl_device,
439 	&osk5912_lcd_device,
440 	&mistral_gpio_leds,
441 };
442 
443 static int mistral_get_pendown_state(void)
444 {
445 	return !gpio_get_value(4);
446 }
447 
448 static const struct ads7846_platform_data mistral_ts_info = {
449 	.model			= 7846,
450 	.vref_delay_usecs	= 100,	/* internal, no capacitor */
451 	.x_plate_ohms		= 419,
452 	.y_plate_ohms		= 486,
453 	.get_pendown_state	= mistral_get_pendown_state,
454 };
455 
456 static struct spi_board_info __initdata mistral_boardinfo[] = { {
457 	/* MicroWire (bus 2) CS0 has an ads7846e */
458 	.modalias		= "ads7846",
459 	.platform_data		= &mistral_ts_info,
460 	.max_speed_hz		= 120000 /* max sample rate at 3V */
461 					* 26 /* command + data + overhead */,
462 	.bus_num		= 2,
463 	.chip_select		= 0,
464 } };
465 
466 static irqreturn_t
467 osk_mistral_wake_interrupt(int irq, void *ignored)
468 {
469 	return IRQ_HANDLED;
470 }
471 
472 static void __init osk_mistral_init(void)
473 {
474 	/* NOTE:  we could actually tell if there's a Mistral board
475 	 * attached, e.g. by trying to read something from the ads7846.
476 	 * But this arch_init() code is too early for that, since we
477 	 * can't talk to the ads or even the i2c eeprom.
478 	 */
479 
480 	/* parallel camera interface */
481 	omap_cfg_reg(J15_1610_CAM_LCLK);
482 	omap_cfg_reg(J18_1610_CAM_D7);
483 	omap_cfg_reg(J19_1610_CAM_D6);
484 	omap_cfg_reg(J14_1610_CAM_D5);
485 	omap_cfg_reg(K18_1610_CAM_D4);
486 	omap_cfg_reg(K19_1610_CAM_D3);
487 	omap_cfg_reg(K15_1610_CAM_D2);
488 	omap_cfg_reg(K14_1610_CAM_D1);
489 	omap_cfg_reg(L19_1610_CAM_D0);
490 	omap_cfg_reg(L18_1610_CAM_VS);
491 	omap_cfg_reg(L15_1610_CAM_HS);
492 	omap_cfg_reg(M19_1610_CAM_RSTZ);
493 	omap_cfg_reg(Y15_1610_CAM_OUTCLK);
494 
495 	/* serial camera interface */
496 	omap_cfg_reg(H19_1610_CAM_EXCLK);
497 	omap_cfg_reg(W13_1610_CCP_CLKM);
498 	omap_cfg_reg(Y12_1610_CCP_CLKP);
499 	/* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
500 	/* omap_cfg_reg(Y14_1610_CCP_DATAM); */
501 	omap_cfg_reg(W14_1610_CCP_DATAP);
502 
503 	/* CAM_PWDN */
504 	if (gpio_request(11, "cam_pwdn") == 0) {
505 		omap_cfg_reg(N20_1610_GPIO11);
506 		gpio_direction_output(11, 0);
507 	} else
508 		pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
509 
510 
511 	/* omap_cfg_reg(P19_1610_GPIO6); */	/* BUSY */
512 	gpio_request(6, "ts_busy");
513 	gpio_direction_input(6);
514 
515 	omap_cfg_reg(P20_1610_GPIO4);	/* PENIRQ */
516 	gpio_request(4, "ts_int");
517 	gpio_direction_input(4);
518 	irq_set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING);
519 
520 	mistral_boardinfo[0].irq = gpio_to_irq(4);
521 	spi_register_board_info(mistral_boardinfo,
522 			ARRAY_SIZE(mistral_boardinfo));
523 
524 	/* the sideways button (SW1) is for use as a "wakeup" button
525 	 *
526 	 * NOTE:  The Mistral board has the wakeup button (SW1) wired
527 	 * to the LCD 3.3V rail, which is powered down during suspend.
528 	 * To allow this button to wake up the omap, work around this
529 	 * HW bug by rewiring SW1 to use the main 3.3V rail.
530 	 */
531 	omap_cfg_reg(N15_1610_MPUIO2);
532 	if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
533 		int ret = 0;
534 		int irq = gpio_to_irq(OMAP_MPUIO(2));
535 
536 		gpio_direction_input(OMAP_MPUIO(2));
537 		irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
538 		/* share the IRQ in case someone wants to use the
539 		 * button for more than wakeup from system sleep.
540 		 */
541 		ret = request_irq(irq,
542 				&osk_mistral_wake_interrupt,
543 				IRQF_SHARED, "mistral_wakeup",
544 				&osk_mistral_wake_interrupt);
545 		if (ret != 0) {
546 			gpio_free(OMAP_MPUIO(2));
547 			printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
548 				ret);
549 		} else
550 			enable_irq_wake(irq);
551 	} else
552 		printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
553 
554 	/* LCD:  backlight, and power; power controls other devices on the
555 	 * board, like the touchscreen, EEPROM, and wakeup (!) switch.
556 	 */
557 	omap_cfg_reg(PWL);
558 	if (gpio_request(2, "lcd_pwr") == 0)
559 		gpio_direction_output(2, 1);
560 
561 	/*
562 	 * GPIO based LEDs
563 	 */
564 	omap_cfg_reg(P18_1610_GPIO3);
565 	omap_cfg_reg(MPUIO4);
566 
567 	i2c_register_board_info(1, mistral_i2c_board_info,
568 			ARRAY_SIZE(mistral_i2c_board_info));
569 
570 	platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
571 }
572 #else
573 static void __init osk_mistral_init(void) { }
574 #endif
575 
576 #define EMIFS_CS3_VAL	(0x88013141)
577 
578 static void __init osk_init(void)
579 {
580 	u32 l;
581 
582 	osk_init_smc91x();
583 	osk_init_cf();
584 
585 	/* Workaround for wrong CS3 (NOR flash) timing
586 	 * There are some U-Boot versions out there which configure
587 	 * wrong CS3 memory timings. This mainly leads to CRC
588 	 * or similar errors if you use NOR flash (e.g. with JFFS2)
589 	 */
590 	l = omap_readl(EMIFS_CCS(3));
591 	if (l != EMIFS_CS3_VAL)
592 		omap_writel(EMIFS_CS3_VAL, EMIFS_CCS(3));
593 
594 	osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
595 	osk_flash_resource.end += SZ_32M - 1;
596 	osk5912_smc91x_resources[1].start = gpio_to_irq(0);
597 	osk5912_smc91x_resources[1].end = gpio_to_irq(0);
598 	osk5912_cf_resources[0].start = gpio_to_irq(62);
599 	osk5912_cf_resources[0].end = gpio_to_irq(62);
600 	platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
601 
602 	l = omap_readl(USB_TRANSCEIVER_CTRL);
603 	l |= (3 << 1);
604 	omap_writel(l, USB_TRANSCEIVER_CTRL);
605 
606 	gpiod_add_lookup_table(&osk_usb_gpio_table);
607 	omap1_usb_init(&osk_usb_config);
608 
609 	/* irq for tps65010 chip */
610 	/* bootloader effectively does:  omap_cfg_reg(U19_1610_MPUIO1); */
611 	if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
612 		gpio_direction_input(OMAP_MPUIO(1));
613 
614 	omap_serial_init();
615 	osk_i2c_board_info[0].irq = gpio_to_irq(OMAP_MPUIO(1));
616 	omap_register_i2c_bus(1, 400, osk_i2c_board_info,
617 			      ARRAY_SIZE(osk_i2c_board_info));
618 	osk_mistral_init();
619 
620 #ifdef	CONFIG_OMAP_OSK_MISTRAL
621 	omapfb_set_lcd_config(&osk_lcd_config);
622 #endif
623 
624 }
625 
626 MACHINE_START(OMAP_OSK, "TI-OSK")
627 	/* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
628 	.atag_offset	= 0x100,
629 	.map_io		= omap16xx_map_io,
630 	.init_early	= omap1_init_early,
631 	.init_irq	= omap1_init_irq,
632 	.handle_irq	= omap1_handle_irq,
633 	.init_machine	= osk_init,
634 	.init_late	= omap1_init_late,
635 	.init_time	= omap1_timer_init,
636 	.restart	= omap1_restart,
637 MACHINE_END
638