xref: /openbmc/linux/arch/arm/mach-omap1/board-osk.c (revision 150a2732)
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 
207 	/* Set GPIO 2 high so LED D3 is off by default */
208 	tps65010_set_gpio_out_value(GPIO2, HIGH);
209 
210 	/* Set GPIO 3 low to take ethernet out of reset */
211 	gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
212 	gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
213 
214 	/* GPIO4 is VDD_DSP */
215 	gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
216 	gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
217 	/* REVISIT if DSP support isn't configured, power it off ... */
218 
219 	/* Let LED1 (D9) blink; leds-gpio may override it */
220 	tps65010_set_led(LED1, BLINK);
221 
222 	/* Set LED2 off by default */
223 	tps65010_set_led(LED2, OFF);
224 
225 	/* Enable LOW_PWR handshake */
226 	tps65010_set_low_pwr(ON);
227 
228 	/* Switch VLDO2 to 3.0V for AIC23 */
229 	tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
230 			| TPS_LDO1_ENABLE);
231 
232 	/* register these three LEDs */
233 	osk5912_tps_leds.dev.parent = &client->dev;
234 	platform_device_register(&osk5912_tps_leds);
235 
236 	return 0;
237 }
238 
239 static struct tps65010_board tps_board = {
240 	.base		= OSK_TPS_GPIO_BASE,
241 	.outmask	= 0x0f,
242 	.setup		= osk_tps_setup,
243 };
244 
245 static struct i2c_board_info __initdata osk_i2c_board_info[] = {
246 	{
247 		/* This device will get the name "i2c-tps65010" */
248 		I2C_BOARD_INFO("tps65010", 0x48),
249 		.dev_name = "tps65010",
250 		.platform_data	= &tps_board,
251 
252 	},
253 	{
254 		I2C_BOARD_INFO("tlv320aic23", 0x1B),
255 	},
256 	/* TODO when driver support is ready:
257 	 *  - optionally on Mistral, ov9640 camera sensor at 0x30
258 	 */
259 };
260 
261 static void __init osk_init_smc91x(void)
262 {
263 	u32 l;
264 
265 	if ((gpio_request(0, "smc_irq")) < 0) {
266 		printk("Error requesting gpio 0 for smc91x irq\n");
267 		return;
268 	}
269 
270 	/* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
271 	l = omap_readl(EMIFS_CCS(1));
272 	l |= 0x3;
273 	omap_writel(l, EMIFS_CCS(1));
274 }
275 
276 static void __init osk_init_cf(void)
277 {
278 	omap_cfg_reg(M7_1610_GPIO62);
279 	if ((gpio_request(62, "cf_irq")) < 0) {
280 		printk("Error requesting gpio 62 for CF irq\n");
281 		return;
282 	}
283 	/* the CF I/O IRQ is really active-low */
284 	irq_set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING);
285 }
286 
287 static struct gpiod_lookup_table osk_usb_gpio_table = {
288 	.dev_id = "ohci",
289 	.table = {
290 		/* Power GPIO on the I2C-attached TPS65010 */
291 		GPIO_LOOKUP("tps65010", 0, "power", GPIO_ACTIVE_HIGH),
292 		GPIO_LOOKUP(OMAP_GPIO_LABEL, 9, "overcurrent",
293 			    GPIO_ACTIVE_HIGH),
294 	},
295 };
296 
297 static struct omap_usb_config osk_usb_config __initdata = {
298 	/* has usb host connector (A) ... for development it can also
299 	 * be used, with a NONSTANDARD gender-bending cable/dongle, as
300 	 * a peripheral.
301 	 */
302 #if IS_ENABLED(CONFIG_USB_OMAP)
303 	.register_dev	= 1,
304 	.hmc_mode	= 0,
305 #else
306 	.register_host	= 1,
307 	.hmc_mode	= 16,
308 	.rwc		= 1,
309 #endif
310 	.pins[0]	= 2,
311 };
312 
313 #ifdef	CONFIG_OMAP_OSK_MISTRAL
314 static const struct omap_lcd_config osk_lcd_config __initconst = {
315 	.ctrl_name	= "internal",
316 };
317 #endif
318 
319 #ifdef	CONFIG_OMAP_OSK_MISTRAL
320 
321 #include <linux/input.h>
322 #include <linux/property.h>
323 #include <linux/spi/spi.h>
324 #include <linux/spi/ads7846.h>
325 
326 #include <linux/platform_data/keypad-omap.h>
327 
328 static const struct property_entry mistral_at24_properties[] = {
329 	PROPERTY_ENTRY_U32("pagesize", 16),
330 	{ }
331 };
332 
333 static struct i2c_board_info __initdata mistral_i2c_board_info[] = {
334 	{
335 		/* NOTE:  powered from LCD supply */
336 		I2C_BOARD_INFO("24c04", 0x50),
337 		.properties = mistral_at24_properties,
338 	},
339 	/* TODO when driver support is ready:
340 	 *  - optionally ov9640 camera sensor at 0x30
341 	 */
342 };
343 
344 static const unsigned int osk_keymap[] = {
345 	/* KEY(col, row, code) */
346 	KEY(0, 0, KEY_F1),		/* SW4 */
347 	KEY(3, 0, KEY_UP),		/* (sw2/up) */
348 	KEY(1, 1, KEY_LEFTCTRL),	/* SW5 */
349 	KEY(2, 1, KEY_LEFT),		/* (sw2/left) */
350 	KEY(0, 2, KEY_SPACE),		/* SW3 */
351 	KEY(1, 2, KEY_ESC),		/* SW6 */
352 	KEY(2, 2, KEY_DOWN),		/* (sw2/down) */
353 	KEY(2, 3, KEY_ENTER),		/* (sw2/select) */
354 	KEY(3, 3, KEY_RIGHT),		/* (sw2/right) */
355 };
356 
357 static const struct matrix_keymap_data osk_keymap_data = {
358 	.keymap		= osk_keymap,
359 	.keymap_size	= ARRAY_SIZE(osk_keymap),
360 };
361 
362 static struct omap_kp_platform_data osk_kp_data = {
363 	.rows		= 8,
364 	.cols		= 8,
365 	.keymap_data	= &osk_keymap_data,
366 	.delay		= 9,
367 };
368 
369 static struct resource osk5912_kp_resources[] = {
370 	[0] = {
371 		.start	= INT_KEYBOARD,
372 		.end	= INT_KEYBOARD,
373 		.flags	= IORESOURCE_IRQ,
374 	},
375 };
376 
377 static struct platform_device osk5912_kp_device = {
378 	.name		= "omap-keypad",
379 	.id		= -1,
380 	.dev		= {
381 		.platform_data = &osk_kp_data,
382 	},
383 	.num_resources	= ARRAY_SIZE(osk5912_kp_resources),
384 	.resource	= osk5912_kp_resources,
385 };
386 
387 static struct omap_backlight_config mistral_bl_data = {
388 	.default_intensity	= 0xa0,
389 };
390 
391 static struct platform_device mistral_bl_device = {
392 	.name		= "omap-bl",
393 	.id		= -1,
394 	.dev		= {
395 		.platform_data = &mistral_bl_data,
396 	},
397 };
398 
399 static struct platform_device osk5912_lcd_device = {
400 	.name		= "lcd_osk",
401 	.id		= -1,
402 };
403 
404 static const struct gpio_led mistral_gpio_led_pins[] = {
405 	{
406 		.name		= "mistral:red",
407 		.default_trigger = "heartbeat",
408 		.gpio		= 3,
409 	},
410 	{
411 		.name		= "mistral:green",
412 		.default_trigger = "cpu0",
413 		.gpio		= OMAP_MPUIO(4),
414 	},
415 };
416 
417 static struct gpio_led_platform_data mistral_gpio_led_data = {
418 	.leds		= mistral_gpio_led_pins,
419 	.num_leds	= ARRAY_SIZE(mistral_gpio_led_pins),
420 };
421 
422 static struct platform_device mistral_gpio_leds = {
423 	.name	= "leds-gpio",
424 	.id	= -1,
425 	.dev	= {
426 		.platform_data = &mistral_gpio_led_data,
427 	},
428 };
429 
430 static struct platform_device *mistral_devices[] __initdata = {
431 	&osk5912_kp_device,
432 	&mistral_bl_device,
433 	&osk5912_lcd_device,
434 	&mistral_gpio_leds,
435 };
436 
437 static int mistral_get_pendown_state(void)
438 {
439 	return !gpio_get_value(4);
440 }
441 
442 static const struct ads7846_platform_data mistral_ts_info = {
443 	.model			= 7846,
444 	.vref_delay_usecs	= 100,	/* internal, no capacitor */
445 	.x_plate_ohms		= 419,
446 	.y_plate_ohms		= 486,
447 	.get_pendown_state	= mistral_get_pendown_state,
448 };
449 
450 static struct spi_board_info __initdata mistral_boardinfo[] = { {
451 	/* MicroWire (bus 2) CS0 has an ads7846e */
452 	.modalias		= "ads7846",
453 	.platform_data		= &mistral_ts_info,
454 	.max_speed_hz		= 120000 /* max sample rate at 3V */
455 					* 26 /* command + data + overhead */,
456 	.bus_num		= 2,
457 	.chip_select		= 0,
458 } };
459 
460 static irqreturn_t
461 osk_mistral_wake_interrupt(int irq, void *ignored)
462 {
463 	return IRQ_HANDLED;
464 }
465 
466 static void __init osk_mistral_init(void)
467 {
468 	/* NOTE:  we could actually tell if there's a Mistral board
469 	 * attached, e.g. by trying to read something from the ads7846.
470 	 * But this arch_init() code is too early for that, since we
471 	 * can't talk to the ads or even the i2c eeprom.
472 	 */
473 
474 	/* parallel camera interface */
475 	omap_cfg_reg(J15_1610_CAM_LCLK);
476 	omap_cfg_reg(J18_1610_CAM_D7);
477 	omap_cfg_reg(J19_1610_CAM_D6);
478 	omap_cfg_reg(J14_1610_CAM_D5);
479 	omap_cfg_reg(K18_1610_CAM_D4);
480 	omap_cfg_reg(K19_1610_CAM_D3);
481 	omap_cfg_reg(K15_1610_CAM_D2);
482 	omap_cfg_reg(K14_1610_CAM_D1);
483 	omap_cfg_reg(L19_1610_CAM_D0);
484 	omap_cfg_reg(L18_1610_CAM_VS);
485 	omap_cfg_reg(L15_1610_CAM_HS);
486 	omap_cfg_reg(M19_1610_CAM_RSTZ);
487 	omap_cfg_reg(Y15_1610_CAM_OUTCLK);
488 
489 	/* serial camera interface */
490 	omap_cfg_reg(H19_1610_CAM_EXCLK);
491 	omap_cfg_reg(W13_1610_CCP_CLKM);
492 	omap_cfg_reg(Y12_1610_CCP_CLKP);
493 	/* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
494 	/* omap_cfg_reg(Y14_1610_CCP_DATAM); */
495 	omap_cfg_reg(W14_1610_CCP_DATAP);
496 
497 	/* CAM_PWDN */
498 	if (gpio_request(11, "cam_pwdn") == 0) {
499 		omap_cfg_reg(N20_1610_GPIO11);
500 		gpio_direction_output(11, 0);
501 	} else
502 		pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
503 
504 
505 	/* omap_cfg_reg(P19_1610_GPIO6); */	/* BUSY */
506 	gpio_request(6, "ts_busy");
507 	gpio_direction_input(6);
508 
509 	omap_cfg_reg(P20_1610_GPIO4);	/* PENIRQ */
510 	gpio_request(4, "ts_int");
511 	gpio_direction_input(4);
512 	irq_set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING);
513 
514 	mistral_boardinfo[0].irq = gpio_to_irq(4);
515 	spi_register_board_info(mistral_boardinfo,
516 			ARRAY_SIZE(mistral_boardinfo));
517 
518 	/* the sideways button (SW1) is for use as a "wakeup" button
519 	 *
520 	 * NOTE:  The Mistral board has the wakeup button (SW1) wired
521 	 * to the LCD 3.3V rail, which is powered down during suspend.
522 	 * To allow this button to wake up the omap, work around this
523 	 * HW bug by rewiring SW1 to use the main 3.3V rail.
524 	 */
525 	omap_cfg_reg(N15_1610_MPUIO2);
526 	if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
527 		int ret = 0;
528 		int irq = gpio_to_irq(OMAP_MPUIO(2));
529 
530 		gpio_direction_input(OMAP_MPUIO(2));
531 		irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
532 		/* share the IRQ in case someone wants to use the
533 		 * button for more than wakeup from system sleep.
534 		 */
535 		ret = request_irq(irq,
536 				&osk_mistral_wake_interrupt,
537 				IRQF_SHARED, "mistral_wakeup",
538 				&osk_mistral_wake_interrupt);
539 		if (ret != 0) {
540 			gpio_free(OMAP_MPUIO(2));
541 			printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
542 				ret);
543 		} else
544 			enable_irq_wake(irq);
545 	} else
546 		printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
547 
548 	/* LCD:  backlight, and power; power controls other devices on the
549 	 * board, like the touchscreen, EEPROM, and wakeup (!) switch.
550 	 */
551 	omap_cfg_reg(PWL);
552 	if (gpio_request(2, "lcd_pwr") == 0)
553 		gpio_direction_output(2, 1);
554 
555 	/*
556 	 * GPIO based LEDs
557 	 */
558 	omap_cfg_reg(P18_1610_GPIO3);
559 	omap_cfg_reg(MPUIO4);
560 
561 	i2c_register_board_info(1, mistral_i2c_board_info,
562 			ARRAY_SIZE(mistral_i2c_board_info));
563 
564 	platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
565 }
566 #else
567 static void __init osk_mistral_init(void) { }
568 #endif
569 
570 #define EMIFS_CS3_VAL	(0x88013141)
571 
572 static void __init osk_init(void)
573 {
574 	u32 l;
575 
576 	osk_init_smc91x();
577 	osk_init_cf();
578 
579 	/* Workaround for wrong CS3 (NOR flash) timing
580 	 * There are some U-Boot versions out there which configure
581 	 * wrong CS3 memory timings. This mainly leads to CRC
582 	 * or similar errors if you use NOR flash (e.g. with JFFS2)
583 	 */
584 	l = omap_readl(EMIFS_CCS(3));
585 	if (l != EMIFS_CS3_VAL)
586 		omap_writel(EMIFS_CS3_VAL, EMIFS_CCS(3));
587 
588 	osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
589 	osk_flash_resource.end += SZ_32M - 1;
590 	osk5912_smc91x_resources[1].start = gpio_to_irq(0);
591 	osk5912_smc91x_resources[1].end = gpio_to_irq(0);
592 	osk5912_cf_resources[0].start = gpio_to_irq(62);
593 	osk5912_cf_resources[0].end = gpio_to_irq(62);
594 	platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
595 
596 	l = omap_readl(USB_TRANSCEIVER_CTRL);
597 	l |= (3 << 1);
598 	omap_writel(l, USB_TRANSCEIVER_CTRL);
599 
600 	gpiod_add_lookup_table(&osk_usb_gpio_table);
601 	omap1_usb_init(&osk_usb_config);
602 
603 	/* irq for tps65010 chip */
604 	/* bootloader effectively does:  omap_cfg_reg(U19_1610_MPUIO1); */
605 	if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
606 		gpio_direction_input(OMAP_MPUIO(1));
607 
608 	omap_serial_init();
609 	osk_i2c_board_info[0].irq = gpio_to_irq(OMAP_MPUIO(1));
610 	omap_register_i2c_bus(1, 400, osk_i2c_board_info,
611 			      ARRAY_SIZE(osk_i2c_board_info));
612 	osk_mistral_init();
613 
614 #ifdef	CONFIG_OMAP_OSK_MISTRAL
615 	omapfb_set_lcd_config(&osk_lcd_config);
616 #endif
617 
618 }
619 
620 MACHINE_START(OMAP_OSK, "TI-OSK")
621 	/* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
622 	.atag_offset	= 0x100,
623 	.map_io		= omap16xx_map_io,
624 	.init_early	= omap1_init_early,
625 	.init_irq	= omap1_init_irq,
626 	.handle_irq	= omap1_handle_irq,
627 	.init_machine	= osk_init,
628 	.init_late	= omap1_init_late,
629 	.init_time	= omap1_timer_init,
630 	.restart	= omap1_restart,
631 MACHINE_END
632