xref: /linux/arch/sh/boards/mach-kfr2r09/setup.c (revision b43ab901d671e3e3cad425ea5e9a3c74e266dcdd)
1 /*
2  * KFR2R09 board support code
3  *
4  * Copyright (C) 2009 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/mmc/host.h>
14 #include <linux/mmc/sh_mobile_sdhi.h>
15 #include <linux/mfd/tmio.h>
16 #include <linux/mtd/physmap.h>
17 #include <linux/mtd/onenand.h>
18 #include <linux/delay.h>
19 #include <linux/clk.h>
20 #include <linux/gpio.h>
21 #include <linux/input.h>
22 #include <linux/input/sh_keysc.h>
23 #include <linux/i2c.h>
24 #include <linux/usb/r8a66597.h>
25 #include <media/rj54n1cb0c.h>
26 #include <media/soc_camera.h>
27 #include <media/sh_mobile_ceu.h>
28 #include <video/sh_mobile_lcdc.h>
29 #include <asm/suspend.h>
30 #include <asm/clock.h>
31 #include <asm/machvec.h>
32 #include <asm/io.h>
33 #include <cpu/sh7724.h>
34 #include <mach/kfr2r09.h>
35 
36 static struct mtd_partition kfr2r09_nor_flash_partitions[] =
37 {
38 	{
39 		.name = "boot",
40 		.offset = 0,
41 		.size = (4 * 1024 * 1024),
42 		.mask_flags = MTD_WRITEABLE,	/* Read-only */
43 	},
44 	{
45 		.name = "other",
46 		.offset = MTDPART_OFS_APPEND,
47 		.size = MTDPART_SIZ_FULL,
48 	},
49 };
50 
51 static struct physmap_flash_data kfr2r09_nor_flash_data = {
52 	.width		= 2,
53 	.parts		= kfr2r09_nor_flash_partitions,
54 	.nr_parts	= ARRAY_SIZE(kfr2r09_nor_flash_partitions),
55 };
56 
57 static struct resource kfr2r09_nor_flash_resources[] = {
58 	[0] = {
59 		.name		= "NOR Flash",
60 		.start		= 0x00000000,
61 		.end		= 0x03ffffff,
62 		.flags		= IORESOURCE_MEM,
63 	}
64 };
65 
66 static struct platform_device kfr2r09_nor_flash_device = {
67 	.name		= "physmap-flash",
68 	.resource	= kfr2r09_nor_flash_resources,
69 	.num_resources	= ARRAY_SIZE(kfr2r09_nor_flash_resources),
70 	.dev		= {
71 		.platform_data = &kfr2r09_nor_flash_data,
72 	},
73 };
74 
75 static struct resource kfr2r09_nand_flash_resources[] = {
76 	[0] = {
77 		.name		= "NAND Flash",
78 		.start		= 0x10000000,
79 		.end		= 0x1001ffff,
80 		.flags		= IORESOURCE_MEM,
81 	}
82 };
83 
84 static struct platform_device kfr2r09_nand_flash_device = {
85 	.name		= "onenand-flash",
86 	.resource	= kfr2r09_nand_flash_resources,
87 	.num_resources	= ARRAY_SIZE(kfr2r09_nand_flash_resources),
88 };
89 
90 static struct sh_keysc_info kfr2r09_sh_keysc_info = {
91 	.mode = SH_KEYSC_MODE_1, /* KEYOUT0->4, KEYIN0->4 */
92 	.scan_timing = 3,
93 	.delay = 10,
94 	.keycodes = {
95 		KEY_PHONE, KEY_CLEAR, KEY_MAIL, KEY_WWW, KEY_ENTER,
96 		KEY_1, KEY_2, KEY_3, 0, KEY_UP,
97 		KEY_4, KEY_5, KEY_6, 0, KEY_LEFT,
98 		KEY_7, KEY_8, KEY_9, KEY_PROG1, KEY_RIGHT,
99 		KEY_S, KEY_0, KEY_P, KEY_PROG2, KEY_DOWN,
100 		0, 0, 0, 0, 0
101 	},
102 };
103 
104 static struct resource kfr2r09_sh_keysc_resources[] = {
105 	[0] = {
106 		.name	= "KEYSC",
107 		.start  = 0x044b0000,
108 		.end    = 0x044b000f,
109 		.flags  = IORESOURCE_MEM,
110 	},
111 	[1] = {
112 		.start  = 79,
113 		.flags  = IORESOURCE_IRQ,
114 	},
115 };
116 
117 static struct platform_device kfr2r09_sh_keysc_device = {
118 	.name           = "sh_keysc",
119 	.id             = 0, /* "keysc0" clock */
120 	.num_resources  = ARRAY_SIZE(kfr2r09_sh_keysc_resources),
121 	.resource       = kfr2r09_sh_keysc_resources,
122 	.dev	= {
123 		.platform_data	= &kfr2r09_sh_keysc_info,
124 	},
125 };
126 
127 static const struct fb_videomode kfr2r09_lcdc_modes[] = {
128 	{
129 		.name = "TX07D34VM0AAA",
130 		.xres = 240,
131 		.yres = 400,
132 		.left_margin = 0,
133 		.right_margin = 16,
134 		.hsync_len = 8,
135 		.upper_margin = 0,
136 		.lower_margin = 1,
137 		.vsync_len = 1,
138 		.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
139 	},
140 };
141 
142 static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = {
143 	.clock_source = LCDC_CLK_BUS,
144 	.ch[0] = {
145 		.chan = LCDC_CHAN_MAINLCD,
146 		.fourcc = V4L2_PIX_FMT_RGB565,
147 		.interface_type = SYS18,
148 		.clock_divider = 6,
149 		.flags = LCDC_FLAGS_DWPOL,
150 		.lcd_cfg = kfr2r09_lcdc_modes,
151 		.num_cfg = ARRAY_SIZE(kfr2r09_lcdc_modes),
152 		.lcd_size_cfg = {
153 			.width = 35,
154 			.height = 58,
155 		},
156 		.board_cfg = {
157 			.setup_sys = kfr2r09_lcd_setup,
158 			.start_transfer = kfr2r09_lcd_start,
159 			.display_on = kfr2r09_lcd_on,
160 			.display_off = kfr2r09_lcd_off,
161 		},
162 		.sys_bus_cfg = {
163 			.ldmt2r = 0x07010904,
164 			.ldmt3r = 0x14012914,
165 			/* set 1s delay to encourage fsync() */
166 			.deferred_io_msec = 1000,
167 		},
168 	}
169 };
170 
171 static struct resource kfr2r09_sh_lcdc_resources[] = {
172 	[0] = {
173 		.name	= "LCDC",
174 		.start	= 0xfe940000, /* P4-only space */
175 		.end	= 0xfe942fff,
176 		.flags	= IORESOURCE_MEM,
177 	},
178 	[1] = {
179 		.start	= 106,
180 		.flags	= IORESOURCE_IRQ,
181 	},
182 };
183 
184 static struct platform_device kfr2r09_sh_lcdc_device = {
185 	.name		= "sh_mobile_lcdc_fb",
186 	.num_resources	= ARRAY_SIZE(kfr2r09_sh_lcdc_resources),
187 	.resource	= kfr2r09_sh_lcdc_resources,
188 	.dev	= {
189 		.platform_data	= &kfr2r09_sh_lcdc_info,
190 	},
191 };
192 
193 static struct r8a66597_platdata kfr2r09_usb0_gadget_data = {
194 	.on_chip = 1,
195 };
196 
197 static struct resource kfr2r09_usb0_gadget_resources[] = {
198 	[0] = {
199 		.start	= 0x04d80000,
200 		.end	= 0x04d80123,
201 		.flags	= IORESOURCE_MEM,
202 	},
203 	[1] = {
204 		.start	= 65,
205 		.end	= 65,
206 		.flags	= IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
207 	},
208 };
209 
210 static struct platform_device kfr2r09_usb0_gadget_device = {
211 	.name		= "r8a66597_udc",
212 	.id		= 0,
213 	.dev = {
214 		.dma_mask		= NULL,         /*  not use dma */
215 		.coherent_dma_mask	= 0xffffffff,
216 		.platform_data	= &kfr2r09_usb0_gadget_data,
217 	},
218 	.num_resources	= ARRAY_SIZE(kfr2r09_usb0_gadget_resources),
219 	.resource	= kfr2r09_usb0_gadget_resources,
220 };
221 
222 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
223 	.flags = SH_CEU_FLAG_USE_8BIT_BUS,
224 };
225 
226 static struct resource kfr2r09_ceu_resources[] = {
227 	[0] = {
228 		.name	= "CEU",
229 		.start	= 0xfe910000,
230 		.end	= 0xfe91009f,
231 		.flags	= IORESOURCE_MEM,
232 	},
233 	[1] = {
234 		.start  = 52,
235 		.end  = 52,
236 		.flags  = IORESOURCE_IRQ,
237 	},
238 	[2] = {
239 		/* place holder for contiguous memory */
240 	},
241 };
242 
243 static struct platform_device kfr2r09_ceu_device = {
244 	.name		= "sh_mobile_ceu",
245 	.id             = 0, /* "ceu0" clock */
246 	.num_resources	= ARRAY_SIZE(kfr2r09_ceu_resources),
247 	.resource	= kfr2r09_ceu_resources,
248 	.dev	= {
249 		.platform_data	= &sh_mobile_ceu_info,
250 	},
251 };
252 
253 static struct i2c_board_info kfr2r09_i2c_camera = {
254 	I2C_BOARD_INFO("rj54n1cb0c", 0x50),
255 };
256 
257 static struct clk *camera_clk;
258 
259 /* set VIO_CKO clock to 25MHz */
260 #define CEU_MCLK_FREQ 25000000
261 
262 #define DRVCRB 0xA405018C
263 static int camera_power(struct device *dev, int mode)
264 {
265 	int ret;
266 
267 	if (mode) {
268 		long rate;
269 
270 		camera_clk = clk_get(NULL, "video_clk");
271 		if (IS_ERR(camera_clk))
272 			return PTR_ERR(camera_clk);
273 
274 		rate = clk_round_rate(camera_clk, CEU_MCLK_FREQ);
275 		ret = clk_set_rate(camera_clk, rate);
276 		if (ret < 0)
277 			goto eclkrate;
278 
279 		/* set DRVCRB
280 		 *
281 		 * use 1.8 V for VccQ_VIO
282 		 * use 2.85V for VccQ_SR
283 		 */
284 		__raw_writew((__raw_readw(DRVCRB) & ~0x0003) | 0x0001, DRVCRB);
285 
286 		/* reset clear */
287 		ret = gpio_request(GPIO_PTB4, NULL);
288 		if (ret < 0)
289 			goto eptb4;
290 		ret = gpio_request(GPIO_PTB7, NULL);
291 		if (ret < 0)
292 			goto eptb7;
293 
294 		ret = gpio_direction_output(GPIO_PTB4, 1);
295 		if (!ret)
296 			ret = gpio_direction_output(GPIO_PTB7, 1);
297 		if (ret < 0)
298 			goto egpioout;
299 		msleep(1);
300 
301 		ret = clk_enable(camera_clk);	/* start VIO_CKO */
302 		if (ret < 0)
303 			goto eclkon;
304 
305 		return 0;
306 	}
307 
308 	ret = 0;
309 
310 	clk_disable(camera_clk);
311 eclkon:
312 	gpio_set_value(GPIO_PTB7, 0);
313 egpioout:
314 	gpio_set_value(GPIO_PTB4, 0);
315 	gpio_free(GPIO_PTB7);
316 eptb7:
317 	gpio_free(GPIO_PTB4);
318 eptb4:
319 eclkrate:
320 	clk_put(camera_clk);
321 	return ret;
322 }
323 
324 static struct rj54n1_pdata rj54n1_priv = {
325 	.mclk_freq	= CEU_MCLK_FREQ,
326 	.ioctl_high	= false,
327 };
328 
329 static struct soc_camera_link rj54n1_link = {
330 	.power		= camera_power,
331 	.board_info	= &kfr2r09_i2c_camera,
332 	.i2c_adapter_id	= 1,
333 	.priv		= &rj54n1_priv,
334 };
335 
336 static struct platform_device kfr2r09_camera = {
337 	.name	= "soc-camera-pdrv",
338 	.id	= 0,
339 	.dev	= {
340 		.platform_data = &rj54n1_link,
341 	},
342 };
343 
344 static struct resource kfr2r09_sh_sdhi0_resources[] = {
345 	[0] = {
346 		.name	= "SDHI0",
347 		.start  = 0x04ce0000,
348 		.end    = 0x04ce00ff,
349 		.flags  = IORESOURCE_MEM,
350 	},
351 	[1] = {
352 		.start  = 100,
353 		.flags  = IORESOURCE_IRQ,
354 	},
355 };
356 
357 static struct sh_mobile_sdhi_info sh7724_sdhi0_data = {
358 	.dma_slave_tx	= SHDMA_SLAVE_SDHI0_TX,
359 	.dma_slave_rx	= SHDMA_SLAVE_SDHI0_RX,
360 	.tmio_flags	= TMIO_MMC_WRPROTECT_DISABLE,
361 	.tmio_caps      = MMC_CAP_SDIO_IRQ,
362 };
363 
364 static struct platform_device kfr2r09_sh_sdhi0_device = {
365 	.name           = "sh_mobile_sdhi",
366 	.num_resources  = ARRAY_SIZE(kfr2r09_sh_sdhi0_resources),
367 	.resource       = kfr2r09_sh_sdhi0_resources,
368 	.dev = {
369 		.platform_data	= &sh7724_sdhi0_data,
370 	},
371 };
372 
373 static struct platform_device *kfr2r09_devices[] __initdata = {
374 	&kfr2r09_nor_flash_device,
375 	&kfr2r09_nand_flash_device,
376 	&kfr2r09_sh_keysc_device,
377 	&kfr2r09_sh_lcdc_device,
378 	&kfr2r09_ceu_device,
379 	&kfr2r09_camera,
380 	&kfr2r09_sh_sdhi0_device,
381 };
382 
383 #define BSC_CS0BCR 0xfec10004
384 #define BSC_CS0WCR 0xfec10024
385 #define BSC_CS4BCR 0xfec10010
386 #define BSC_CS4WCR 0xfec10030
387 #define PORT_MSELCRB 0xa4050182
388 
389 #ifdef CONFIG_I2C
390 static int kfr2r09_usb0_gadget_i2c_setup(void)
391 {
392 	struct i2c_adapter *a;
393 	struct i2c_msg msg;
394 	unsigned char buf[2];
395 	int ret;
396 
397 	a = i2c_get_adapter(0);
398 	if (!a)
399 		return -ENODEV;
400 
401 	/* set bit 1 (the second bit) of chip at 0x09, register 0x13 */
402 	buf[0] = 0x13;
403 	msg.addr = 0x09;
404 	msg.buf = buf;
405 	msg.len = 1;
406 	msg.flags = 0;
407 	ret = i2c_transfer(a, &msg, 1);
408 	if (ret != 1)
409 		return -ENODEV;
410 
411 	buf[0] = 0;
412 	msg.addr = 0x09;
413 	msg.buf = buf;
414 	msg.len = 1;
415 	msg.flags = I2C_M_RD;
416 	ret = i2c_transfer(a, &msg, 1);
417 	if (ret != 1)
418 		return -ENODEV;
419 
420 	buf[1] = buf[0] | (1 << 1);
421 	buf[0] = 0x13;
422 	msg.addr = 0x09;
423 	msg.buf = buf;
424 	msg.len = 2;
425 	msg.flags = 0;
426 	ret = i2c_transfer(a, &msg, 1);
427 	if (ret != 1)
428 		return -ENODEV;
429 
430 	return 0;
431 }
432 
433 static int kfr2r09_serial_i2c_setup(void)
434 {
435 	struct i2c_adapter *a;
436 	struct i2c_msg msg;
437 	unsigned char buf[2];
438 	int ret;
439 
440 	a = i2c_get_adapter(0);
441 	if (!a)
442 		return -ENODEV;
443 
444 	/* set bit 6 (the 7th bit) of chip at 0x09, register 0x13 */
445 	buf[0] = 0x13;
446 	msg.addr = 0x09;
447 	msg.buf = buf;
448 	msg.len = 1;
449 	msg.flags = 0;
450 	ret = i2c_transfer(a, &msg, 1);
451 	if (ret != 1)
452 		return -ENODEV;
453 
454 	buf[0] = 0;
455 	msg.addr = 0x09;
456 	msg.buf = buf;
457 	msg.len = 1;
458 	msg.flags = I2C_M_RD;
459 	ret = i2c_transfer(a, &msg, 1);
460 	if (ret != 1)
461 		return -ENODEV;
462 
463 	buf[1] = buf[0] | (1 << 6);
464 	buf[0] = 0x13;
465 	msg.addr = 0x09;
466 	msg.buf = buf;
467 	msg.len = 2;
468 	msg.flags = 0;
469 	ret = i2c_transfer(a, &msg, 1);
470 	if (ret != 1)
471 		return -ENODEV;
472 
473 	return 0;
474 }
475 #else
476 static int kfr2r09_usb0_gadget_i2c_setup(void)
477 {
478 	return -ENODEV;
479 }
480 
481 static int kfr2r09_serial_i2c_setup(void)
482 {
483 	return -ENODEV;
484 }
485 #endif
486 
487 static int kfr2r09_usb0_gadget_setup(void)
488 {
489 	int plugged_in;
490 
491 	gpio_request(GPIO_PTN4, NULL); /* USB_DET */
492 	gpio_direction_input(GPIO_PTN4);
493 	plugged_in = gpio_get_value(GPIO_PTN4);
494 	if (!plugged_in)
495 		return -ENODEV; /* no cable plugged in */
496 
497 	if (kfr2r09_usb0_gadget_i2c_setup() != 0)
498 		return -ENODEV; /* unable to configure using i2c */
499 
500 	__raw_writew((__raw_readw(PORT_MSELCRB) & ~0xc000) | 0x8000, PORT_MSELCRB);
501 	gpio_request(GPIO_FN_PDSTATUS, NULL); /* R-standby disables USB clock */
502 	gpio_request(GPIO_PTV6, NULL); /* USBCLK_ON */
503 	gpio_direction_output(GPIO_PTV6, 1); /* USBCLK_ON = H */
504 	msleep(20); /* wait 20ms to let the clock settle */
505 	clk_enable(clk_get(NULL, "usb0"));
506 	__raw_writew(0x0600, 0xa40501d4);
507 
508 	return 0;
509 }
510 
511 extern char kfr2r09_sdram_enter_start;
512 extern char kfr2r09_sdram_enter_end;
513 extern char kfr2r09_sdram_leave_start;
514 extern char kfr2r09_sdram_leave_end;
515 
516 static int __init kfr2r09_devices_setup(void)
517 {
518 	/* register board specific self-refresh code */
519 	sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF |
520 					SUSP_SH_RSTANDBY,
521 					&kfr2r09_sdram_enter_start,
522 					&kfr2r09_sdram_enter_end,
523 					&kfr2r09_sdram_leave_start,
524 					&kfr2r09_sdram_leave_end);
525 
526 	/* enable SCIF1 serial port for YC401 console support */
527 	gpio_request(GPIO_FN_SCIF1_RXD, NULL);
528 	gpio_request(GPIO_FN_SCIF1_TXD, NULL);
529 	kfr2r09_serial_i2c_setup(); /* ECONTMSK(bit6=L10ONEN) set 1 */
530 	gpio_request(GPIO_PTG3, NULL); /* HPON_ON */
531 	gpio_direction_output(GPIO_PTG3, 1); /* HPON_ON = H */
532 
533 	/* setup NOR flash at CS0 */
534 	__raw_writel(0x36db0400, BSC_CS0BCR);
535 	__raw_writel(0x00000500, BSC_CS0WCR);
536 
537 	/* setup NAND flash at CS4 */
538 	__raw_writel(0x36db0400, BSC_CS4BCR);
539 	__raw_writel(0x00000500, BSC_CS4WCR);
540 
541 	/* setup KEYSC pins */
542 	gpio_request(GPIO_FN_KEYOUT0, NULL);
543 	gpio_request(GPIO_FN_KEYOUT1, NULL);
544 	gpio_request(GPIO_FN_KEYOUT2, NULL);
545 	gpio_request(GPIO_FN_KEYOUT3, NULL);
546 	gpio_request(GPIO_FN_KEYOUT4_IN6, NULL);
547 	gpio_request(GPIO_FN_KEYIN0, NULL);
548 	gpio_request(GPIO_FN_KEYIN1, NULL);
549 	gpio_request(GPIO_FN_KEYIN2, NULL);
550 	gpio_request(GPIO_FN_KEYIN3, NULL);
551 	gpio_request(GPIO_FN_KEYIN4, NULL);
552 	gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
553 
554 	/* setup LCDC pins for SYS panel */
555 	gpio_request(GPIO_FN_LCDD17, NULL);
556 	gpio_request(GPIO_FN_LCDD16, NULL);
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_LCDRS, NULL); /* LCD_RS */
574 	gpio_request(GPIO_FN_LCDCS, NULL); /* LCD_CS/ */
575 	gpio_request(GPIO_FN_LCDRD, NULL); /* LCD_RD/ */
576 	gpio_request(GPIO_FN_LCDWR, NULL); /* LCD_WR/ */
577 	gpio_request(GPIO_FN_LCDVSYN, NULL); /* LCD_VSYNC */
578 	gpio_request(GPIO_PTE4, NULL); /* LCD_RST/ */
579 	gpio_direction_output(GPIO_PTE4, 1);
580 	gpio_request(GPIO_PTF4, NULL); /* PROTECT/ */
581 	gpio_direction_output(GPIO_PTF4, 1);
582 	gpio_request(GPIO_PTU0, NULL); /* LEDSTDBY/ */
583 	gpio_direction_output(GPIO_PTU0, 1);
584 
585 	/* setup USB function */
586 	if (kfr2r09_usb0_gadget_setup() == 0)
587 		platform_device_register(&kfr2r09_usb0_gadget_device);
588 
589 	/* CEU */
590 	gpio_request(GPIO_FN_VIO_CKO, NULL);
591 	gpio_request(GPIO_FN_VIO0_CLK, NULL);
592 	gpio_request(GPIO_FN_VIO0_VD, NULL);
593 	gpio_request(GPIO_FN_VIO0_HD, NULL);
594 	gpio_request(GPIO_FN_VIO0_FLD, NULL);
595 	gpio_request(GPIO_FN_VIO0_D7, NULL);
596 	gpio_request(GPIO_FN_VIO0_D6, NULL);
597 	gpio_request(GPIO_FN_VIO0_D5, NULL);
598 	gpio_request(GPIO_FN_VIO0_D4, NULL);
599 	gpio_request(GPIO_FN_VIO0_D3, NULL);
600 	gpio_request(GPIO_FN_VIO0_D2, NULL);
601 	gpio_request(GPIO_FN_VIO0_D1, NULL);
602 	gpio_request(GPIO_FN_VIO0_D0, NULL);
603 
604 	platform_resource_setup_memory(&kfr2r09_ceu_device, "ceu", 4 << 20);
605 
606 	/* SDHI0 connected to yc304 */
607 	gpio_request(GPIO_FN_SDHI0CD, NULL);
608 	gpio_request(GPIO_FN_SDHI0D3, NULL);
609 	gpio_request(GPIO_FN_SDHI0D2, NULL);
610 	gpio_request(GPIO_FN_SDHI0D1, NULL);
611 	gpio_request(GPIO_FN_SDHI0D0, NULL);
612 	gpio_request(GPIO_FN_SDHI0CMD, NULL);
613 	gpio_request(GPIO_FN_SDHI0CLK, NULL);
614 
615 	return platform_add_devices(kfr2r09_devices,
616 				    ARRAY_SIZE(kfr2r09_devices));
617 }
618 device_initcall(kfr2r09_devices_setup);
619 
620 /* Return the board specific boot mode pin configuration */
621 static int kfr2r09_mode_pins(void)
622 {
623 	/* MD0=1, MD1=1, MD2=0: Clock Mode 3
624 	 * MD3=0: 16-bit Area0 Bus Width
625 	 * MD5=1: Little Endian
626 	 * MD8=1: Test Mode Disabled
627 	 */
628 	return MODE_PIN0 | MODE_PIN1 | MODE_PIN5 | MODE_PIN8;
629 }
630 
631 /*
632  * The Machine Vector
633  */
634 static struct sh_machine_vector mv_kfr2r09 __initmv = {
635 	.mv_name		= "kfr2r09",
636 	.mv_mode_pins		= kfr2r09_mode_pins,
637 };
638