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ARM: mach-shmobile: ap4evb: Reserve DMA memory for the frame buffer
[deliverable/linux.git] / arch / arm / mach-shmobile / board-mackerel.c
1 /*
2 * mackerel board support
3 *
4 * Copyright (C) 2010 Renesas Solutions Corp.
5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6 *
7 * based on ap4evb
8 * Copyright (C) 2010 Magnus Damm
9 * Copyright (C) 2008 Yoshihiro Shimoda
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; version 2 of the License.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 */
24 #include <linux/delay.h>
25 #include <linux/kernel.h>
26 #include <linux/init.h>
27 #include <linux/interrupt.h>
28 #include <linux/irq.h>
29 #include <linux/platform_device.h>
30 #include <linux/gpio.h>
31 #include <linux/input.h>
32 #include <linux/io.h>
33 #include <linux/i2c.h>
34 #include <linux/leds.h>
35 #include <linux/mfd/tmio.h>
36 #include <linux/mmc/host.h>
37 #include <linux/mmc/sh_mmcif.h>
38 #include <linux/mmc/sh_mobile_sdhi.h>
39 #include <linux/mtd/mtd.h>
40 #include <linux/mtd/partitions.h>
41 #include <linux/mtd/physmap.h>
42 #include <linux/pm_clock.h>
43 #include <linux/smsc911x.h>
44 #include <linux/sh_intc.h>
45 #include <linux/tca6416_keypad.h>
46 #include <linux/usb/renesas_usbhs.h>
47 #include <linux/dma-mapping.h>
48
49 #include <video/sh_mobile_hdmi.h>
50 #include <video/sh_mobile_lcdc.h>
51 #include <media/sh_mobile_ceu.h>
52 #include <media/soc_camera.h>
53 #include <media/soc_camera_platform.h>
54 #include <sound/sh_fsi.h>
55
56 #include <mach/common.h>
57 #include <mach/sh7372.h>
58
59 #include <asm/mach/arch.h>
60 #include <asm/mach/time.h>
61 #include <asm/mach/map.h>
62 #include <asm/mach-types.h>
63
64 /*
65 * Address Interface BusWidth note
66 * ------------------------------------------------------------------
67 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
68 * 0x0800_0000 user area -
69 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
70 * 0x1400_0000 Ether (LAN9220) 16bit
71 * 0x1600_0000 user area - cannot use with NAND
72 * 0x1800_0000 user area -
73 * 0x1A00_0000 -
74 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
75 */
76
77 /*
78 * CPU mode
79 *
80 * SW4 | Boot Area| Master | Remarks
81 * 1 | 2 | 3 | 4 | 5 | 6 | 8 | | Processor|
82 * ----+-----+-----+-----+-----+-----+-----+----------+----------+--------------
83 * ON | ON | OFF | ON | ON | OFF | OFF | External | System | External ROM
84 * ON | ON | ON | ON | ON | OFF | OFF | External | System | ROM Debug
85 * ON | ON | X | ON | OFF | OFF | OFF | Built-in | System | ROM Debug
86 * X | OFF | X | X | X | X | OFF | Built-in | System | MaskROM
87 * OFF | X | X | X | X | X | OFF | Built-in | System | MaskROM
88 * X | X | X | OFF | X | X | OFF | Built-in | System | MaskROM
89 * OFF | ON | OFF | X | X | OFF | ON | External | System | Standalone
90 * ON | OFF | OFF | X | X | OFF | ON | External | Realtime | Standalone
91 */
92
93 /*
94 * NOR Flash ROM
95 *
96 * SW1 | SW2 | SW7 | NOR Flash ROM
97 * bit1 | bit1 bit2 | bit1 | Memory allocation
98 * ------+------------+------+------------------
99 * OFF | ON OFF | ON | Area 0
100 * OFF | ON OFF | OFF | Area 4
101 */
102
103 /*
104 * SMSC 9220
105 *
106 * SW1 SMSC 9220
107 * -----------------------
108 * ON access disable
109 * OFF access enable
110 */
111
112 /*
113 * NAND Flash ROM
114 *
115 * SW1 | SW2 | SW7 | NAND Flash ROM
116 * bit1 | bit1 bit2 | bit2 | Memory allocation
117 * ------+------------+------+------------------
118 * OFF | ON OFF | ON | FCE 0
119 * OFF | ON OFF | OFF | FCE 1
120 */
121
122 /*
123 * External interrupt pin settings
124 *
125 * IRQX | pin setting | device | level
126 * ------+--------------------+--------------------+-------
127 * IRQ0 | ICR1A.IRQ0SA=0010 | SDHI2 card detect | Low
128 * IRQ6 | ICR1A.IRQ6SA=0011 | Ether(LAN9220) | High
129 * IRQ7 | ICR1A.IRQ7SA=0010 | LCD Touch Panel | Low
130 * IRQ8 | ICR2A.IRQ8SA=0010 | MMC/SD card detect | Low
131 * IRQ9 | ICR2A.IRQ9SA=0010 | KEY(TCA6408) | Low
132 * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345) | High
133 * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975) | High
134 */
135
136 /*
137 * USB
138 *
139 * USB0 : CN22 : Function
140 * USB1 : CN31 : Function/Host *1
141 *
142 * J30 (for CN31) *1
143 * ----------+---------------+-------------
144 * 1-2 short | VBUS 5V | Host
145 * open | external VBUS | Function
146 *
147 * CAUTION
148 *
149 * renesas_usbhs driver can use external interrupt mode
150 * (which come from USB-PHY) or autonomy mode (it use own interrupt)
151 * for detecting connection/disconnection when Function.
152 * USB will be power OFF while it has been disconnecting
153 * if external interrupt mode, and it is always power ON if autonomy mode,
154 *
155 * mackerel can not use external interrupt (IRQ7-PORT167) mode on "USB0",
156 * because Touchscreen is using IRQ7-PORT40.
157 * It is impossible to use IRQ7 demux on this board.
158 */
159
160 /*
161 * SDHI0 (CN12)
162 *
163 * SW56 : OFF
164 *
165 */
166
167 /* MMC /SDHI1 (CN7)
168 *
169 * I/O voltage : 1.8v
170 *
171 * Power voltage : 1.8v or 3.3v
172 * J22 : select power voltage *1
173 * 1-2 pin : 1.8v
174 * 2-3 pin : 3.3v
175 *
176 * *1
177 * Please change J22 depends the card to be used.
178 * MMC's OCR field set to support either voltage for the card inserted.
179 *
180 * SW1 | SW33
181 * | bit1 | bit2 | bit3 | bit4
182 * -------------+------+------+------+-------
183 * MMC0 OFF | OFF | X | ON | X (Use MMCIF)
184 * SDHI1 OFF | ON | X | OFF | X (Use MFD_SH_MOBILE_SDHI)
185 *
186 */
187
188 /*
189 * SDHI2 (CN23)
190 *
191 * microSD card sloct
192 *
193 */
194
195 /*
196 * FSI - AK4642
197 *
198 * it needs amixer settings for playing
199 *
200 * amixer set "Headphone" on
201 * amixer set "HPOUTL Mixer DACH" on
202 * amixer set "HPOUTR Mixer DACH" on
203 */
204
205 /*
206 * FIXME !!
207 *
208 * gpio_no_direction
209 * gpio_pull_down
210 * are quick_hack.
211 *
212 * current gpio frame work doesn't have
213 * the method to control only pull up/down/free.
214 * this function should be replaced by correct gpio function
215 */
216 static void __init gpio_no_direction(u32 addr)
217 {
218 __raw_writeb(0x00, addr);
219 }
220
221 static void __init gpio_pull_down(u32 addr)
222 {
223 u8 data = __raw_readb(addr);
224
225 data &= 0x0F;
226 data |= 0xA0;
227
228 __raw_writeb(data, addr);
229 }
230
231 /* MTD */
232 static struct mtd_partition nor_flash_partitions[] = {
233 {
234 .name = "loader",
235 .offset = 0x00000000,
236 .size = 512 * 1024,
237 .mask_flags = MTD_WRITEABLE,
238 },
239 {
240 .name = "bootenv",
241 .offset = MTDPART_OFS_APPEND,
242 .size = 512 * 1024,
243 .mask_flags = MTD_WRITEABLE,
244 },
245 {
246 .name = "kernel_ro",
247 .offset = MTDPART_OFS_APPEND,
248 .size = 8 * 1024 * 1024,
249 .mask_flags = MTD_WRITEABLE,
250 },
251 {
252 .name = "kernel",
253 .offset = MTDPART_OFS_APPEND,
254 .size = 8 * 1024 * 1024,
255 },
256 {
257 .name = "data",
258 .offset = MTDPART_OFS_APPEND,
259 .size = MTDPART_SIZ_FULL,
260 },
261 };
262
263 static struct physmap_flash_data nor_flash_data = {
264 .width = 2,
265 .parts = nor_flash_partitions,
266 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
267 };
268
269 static struct resource nor_flash_resources[] = {
270 [0] = {
271 .start = 0x20000000, /* CS0 shadow instead of regular CS0 */
272 .end = 0x28000000 - 1, /* needed by USB MASK ROM boot */
273 .flags = IORESOURCE_MEM,
274 }
275 };
276
277 static struct platform_device nor_flash_device = {
278 .name = "physmap-flash",
279 .dev = {
280 .platform_data = &nor_flash_data,
281 },
282 .num_resources = ARRAY_SIZE(nor_flash_resources),
283 .resource = nor_flash_resources,
284 };
285
286 /* SMSC */
287 static struct resource smc911x_resources[] = {
288 {
289 .start = 0x14000000,
290 .end = 0x16000000 - 1,
291 .flags = IORESOURCE_MEM,
292 }, {
293 .start = evt2irq(0x02c0) /* IRQ6A */,
294 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
295 },
296 };
297
298 static struct smsc911x_platform_config smsc911x_info = {
299 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
300 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
301 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
302 };
303
304 static struct platform_device smc911x_device = {
305 .name = "smsc911x",
306 .id = -1,
307 .num_resources = ARRAY_SIZE(smc911x_resources),
308 .resource = smc911x_resources,
309 .dev = {
310 .platform_data = &smsc911x_info,
311 },
312 };
313
314 /* MERAM */
315 static struct sh_mobile_meram_info mackerel_meram_info = {
316 .addr_mode = SH_MOBILE_MERAM_MODE1,
317 };
318
319 static struct resource meram_resources[] = {
320 [0] = {
321 .name = "MERAM",
322 .start = 0xe8000000,
323 .end = 0xe81fffff,
324 .flags = IORESOURCE_MEM,
325 },
326 };
327
328 static struct platform_device meram_device = {
329 .name = "sh_mobile_meram",
330 .id = 0,
331 .num_resources = ARRAY_SIZE(meram_resources),
332 .resource = meram_resources,
333 .dev = {
334 .platform_data = &mackerel_meram_info,
335 },
336 };
337
338 /* LCDC */
339 static struct fb_videomode mackerel_lcdc_modes[] = {
340 {
341 .name = "WVGA Panel",
342 .xres = 800,
343 .yres = 480,
344 .left_margin = 220,
345 .right_margin = 110,
346 .hsync_len = 70,
347 .upper_margin = 20,
348 .lower_margin = 5,
349 .vsync_len = 5,
350 .sync = 0,
351 },
352 };
353
354 static int mackerel_set_brightness(void *board_data, int brightness)
355 {
356 gpio_set_value(GPIO_PORT31, brightness);
357
358 return 0;
359 }
360
361 static int mackerel_get_brightness(void *board_data)
362 {
363 return gpio_get_value(GPIO_PORT31);
364 }
365
366 static struct sh_mobile_meram_cfg lcd_meram_cfg = {
367 .icb[0] = {
368 .marker_icb = 28,
369 .cache_icb = 24,
370 .meram_offset = 0x0,
371 .meram_size = 0x40,
372 },
373 .icb[1] = {
374 .marker_icb = 29,
375 .cache_icb = 25,
376 .meram_offset = 0x40,
377 .meram_size = 0x40,
378 },
379 };
380
381 static struct sh_mobile_lcdc_info lcdc_info = {
382 .meram_dev = &mackerel_meram_info,
383 .clock_source = LCDC_CLK_BUS,
384 .ch[0] = {
385 .chan = LCDC_CHAN_MAINLCD,
386 .fourcc = V4L2_PIX_FMT_RGB565,
387 .lcd_cfg = mackerel_lcdc_modes,
388 .num_cfg = ARRAY_SIZE(mackerel_lcdc_modes),
389 .interface_type = RGB24,
390 .clock_divider = 3,
391 .flags = 0,
392 .lcd_size_cfg.width = 152,
393 .lcd_size_cfg.height = 91,
394 .board_cfg = {
395 .set_brightness = mackerel_set_brightness,
396 .get_brightness = mackerel_get_brightness,
397 },
398 .bl_info = {
399 .name = "sh_mobile_lcdc_bl",
400 .max_brightness = 1,
401 },
402 .meram_cfg = &lcd_meram_cfg,
403 }
404 };
405
406 static struct resource lcdc_resources[] = {
407 [0] = {
408 .name = "LCDC",
409 .start = 0xfe940000,
410 .end = 0xfe943fff,
411 .flags = IORESOURCE_MEM,
412 },
413 [1] = {
414 .start = intcs_evt2irq(0x580),
415 .flags = IORESOURCE_IRQ,
416 },
417 };
418
419 static struct platform_device lcdc_device = {
420 .name = "sh_mobile_lcdc_fb",
421 .num_resources = ARRAY_SIZE(lcdc_resources),
422 .resource = lcdc_resources,
423 .dev = {
424 .platform_data = &lcdc_info,
425 .coherent_dma_mask = ~0,
426 },
427 };
428
429 static struct sh_mobile_meram_cfg hdmi_meram_cfg = {
430 .icb[0] = {
431 .marker_icb = 30,
432 .cache_icb = 26,
433 .meram_offset = 0x80,
434 .meram_size = 0x100,
435 },
436 .icb[1] = {
437 .marker_icb = 31,
438 .cache_icb = 27,
439 .meram_offset = 0x180,
440 .meram_size = 0x100,
441 },
442 };
443 /* HDMI */
444 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
445 .meram_dev = &mackerel_meram_info,
446 .clock_source = LCDC_CLK_EXTERNAL,
447 .ch[0] = {
448 .chan = LCDC_CHAN_MAINLCD,
449 .fourcc = V4L2_PIX_FMT_RGB565,
450 .interface_type = RGB24,
451 .clock_divider = 1,
452 .flags = LCDC_FLAGS_DWPOL,
453 .meram_cfg = &hdmi_meram_cfg,
454 }
455 };
456
457 static struct resource hdmi_lcdc_resources[] = {
458 [0] = {
459 .name = "LCDC1",
460 .start = 0xfe944000,
461 .end = 0xfe947fff,
462 .flags = IORESOURCE_MEM,
463 },
464 [1] = {
465 .start = intcs_evt2irq(0x1780),
466 .flags = IORESOURCE_IRQ,
467 },
468 };
469
470 static struct platform_device hdmi_lcdc_device = {
471 .name = "sh_mobile_lcdc_fb",
472 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
473 .resource = hdmi_lcdc_resources,
474 .id = 1,
475 .dev = {
476 .platform_data = &hdmi_lcdc_info,
477 .coherent_dma_mask = ~0,
478 },
479 };
480
481 static struct sh_mobile_hdmi_info hdmi_info = {
482 .lcd_chan = &hdmi_lcdc_info.ch[0],
483 .lcd_dev = &hdmi_lcdc_device.dev,
484 .flags = HDMI_SND_SRC_SPDIF,
485 };
486
487 static struct resource hdmi_resources[] = {
488 [0] = {
489 .name = "HDMI",
490 .start = 0xe6be0000,
491 .end = 0xe6be00ff,
492 .flags = IORESOURCE_MEM,
493 },
494 [1] = {
495 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
496 .start = evt2irq(0x17e0),
497 .flags = IORESOURCE_IRQ,
498 },
499 };
500
501 static struct platform_device hdmi_device = {
502 .name = "sh-mobile-hdmi",
503 .num_resources = ARRAY_SIZE(hdmi_resources),
504 .resource = hdmi_resources,
505 .id = -1,
506 .dev = {
507 .platform_data = &hdmi_info,
508 },
509 };
510
511 static struct platform_device fsi_hdmi_device = {
512 .name = "sh_fsi2_b_hdmi",
513 };
514
515 static void __init hdmi_init_pm_clock(void)
516 {
517 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
518 int ret;
519 long rate;
520
521 if (IS_ERR(hdmi_ick)) {
522 ret = PTR_ERR(hdmi_ick);
523 pr_err("Cannot get HDMI ICK: %d\n", ret);
524 goto out;
525 }
526
527 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
528 if (ret < 0) {
529 pr_err("Cannot set PLLC2 parent: %d, %d users\n",
530 ret, sh7372_pllc2_clk.usecount);
531 goto out;
532 }
533
534 pr_debug("PLLC2 initial frequency %lu\n",
535 clk_get_rate(&sh7372_pllc2_clk));
536
537 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
538 if (rate < 0) {
539 pr_err("Cannot get suitable rate: %ld\n", rate);
540 ret = rate;
541 goto out;
542 }
543
544 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
545 if (ret < 0) {
546 pr_err("Cannot set rate %ld: %d\n", rate, ret);
547 goto out;
548 }
549
550 pr_debug("PLLC2 set frequency %lu\n", rate);
551
552 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
553 if (ret < 0)
554 pr_err("Cannot set HDMI parent: %d\n", ret);
555
556 out:
557 if (!IS_ERR(hdmi_ick))
558 clk_put(hdmi_ick);
559 }
560
561 /* USBHS0 is connected to CN22 which takes a USB Mini-B plug
562 *
563 * The sh7372 SoC has IRQ7 set aside for USBHS0 hotplug,
564 * but on this particular board IRQ7 is already used by
565 * the touch screen. This leaves us with software polling.
566 */
567 #define USBHS0_POLL_INTERVAL (HZ * 5)
568
569 struct usbhs_private {
570 unsigned int usbphyaddr;
571 unsigned int usbcrcaddr;
572 struct renesas_usbhs_platform_info info;
573 struct delayed_work work;
574 struct platform_device *pdev;
575 };
576
577 #define usbhs_get_priv(pdev) \
578 container_of(renesas_usbhs_get_info(pdev), \
579 struct usbhs_private, info)
580
581 #define usbhs_is_connected(priv) \
582 (!((1 << 7) & __raw_readw(priv->usbcrcaddr)))
583
584 static int usbhs_get_vbus(struct platform_device *pdev)
585 {
586 return usbhs_is_connected(usbhs_get_priv(pdev));
587 }
588
589 static void usbhs_phy_reset(struct platform_device *pdev)
590 {
591 struct usbhs_private *priv = usbhs_get_priv(pdev);
592
593 /* init phy */
594 __raw_writew(0x8a0a, priv->usbcrcaddr);
595 }
596
597 static int usbhs0_get_id(struct platform_device *pdev)
598 {
599 return USBHS_GADGET;
600 }
601
602 static void usbhs0_work_function(struct work_struct *work)
603 {
604 struct usbhs_private *priv = container_of(work, struct usbhs_private,
605 work.work);
606
607 renesas_usbhs_call_notify_hotplug(priv->pdev);
608 schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
609 }
610
611 static int usbhs0_hardware_init(struct platform_device *pdev)
612 {
613 struct usbhs_private *priv = usbhs_get_priv(pdev);
614
615 priv->pdev = pdev;
616 INIT_DELAYED_WORK(&priv->work, usbhs0_work_function);
617 schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
618 return 0;
619 }
620
621 static void usbhs0_hardware_exit(struct platform_device *pdev)
622 {
623 struct usbhs_private *priv = usbhs_get_priv(pdev);
624
625 cancel_delayed_work_sync(&priv->work);
626 }
627
628 static struct usbhs_private usbhs0_private = {
629 .usbcrcaddr = 0xe605810c, /* USBCR2 */
630 .info = {
631 .platform_callback = {
632 .hardware_init = usbhs0_hardware_init,
633 .hardware_exit = usbhs0_hardware_exit,
634 .phy_reset = usbhs_phy_reset,
635 .get_id = usbhs0_get_id,
636 .get_vbus = usbhs_get_vbus,
637 },
638 .driver_param = {
639 .buswait_bwait = 4,
640 .d0_tx_id = SHDMA_SLAVE_USB0_TX,
641 .d1_rx_id = SHDMA_SLAVE_USB0_RX,
642 },
643 },
644 };
645
646 static struct resource usbhs0_resources[] = {
647 [0] = {
648 .name = "USBHS0",
649 .start = 0xe6890000,
650 .end = 0xe68900e6 - 1,
651 .flags = IORESOURCE_MEM,
652 },
653 [1] = {
654 .start = evt2irq(0x1ca0) /* USB0_USB0I0 */,
655 .flags = IORESOURCE_IRQ,
656 },
657 };
658
659 static struct platform_device usbhs0_device = {
660 .name = "renesas_usbhs",
661 .id = 0,
662 .dev = {
663 .platform_data = &usbhs0_private.info,
664 },
665 .num_resources = ARRAY_SIZE(usbhs0_resources),
666 .resource = usbhs0_resources,
667 };
668
669 /* USBHS1 is connected to CN31 which takes a USB Mini-AB plug
670 *
671 * Use J30 to select between Host and Function. This setting
672 * can however not be detected by software. Hotplug of USBHS1
673 * is provided via IRQ8.
674 *
675 * Current USB1 works as "USB Host".
676 * - set J30 "short"
677 *
678 * If you want to use it as "USB gadget",
679 * - J30 "open"
680 * - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
681 * - add .get_vbus = usbhs_get_vbus in usbhs1_private
682 */
683 #define IRQ8 evt2irq(0x0300)
684 #define USB_PHY_MODE (1 << 4)
685 #define USB_PHY_INT_EN ((1 << 3) | (1 << 2))
686 #define USB_PHY_ON (1 << 1)
687 #define USB_PHY_OFF (1 << 0)
688 #define USB_PHY_INT_CLR (USB_PHY_ON | USB_PHY_OFF)
689
690 static irqreturn_t usbhs1_interrupt(int irq, void *data)
691 {
692 struct platform_device *pdev = data;
693 struct usbhs_private *priv = usbhs_get_priv(pdev);
694
695 dev_dbg(&pdev->dev, "%s\n", __func__);
696
697 renesas_usbhs_call_notify_hotplug(pdev);
698
699 /* clear status */
700 __raw_writew(__raw_readw(priv->usbphyaddr) | USB_PHY_INT_CLR,
701 priv->usbphyaddr);
702
703 return IRQ_HANDLED;
704 }
705
706 static int usbhs1_hardware_init(struct platform_device *pdev)
707 {
708 struct usbhs_private *priv = usbhs_get_priv(pdev);
709 int ret;
710
711 /* clear interrupt status */
712 __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
713
714 ret = request_irq(IRQ8, usbhs1_interrupt, IRQF_TRIGGER_HIGH,
715 dev_name(&pdev->dev), pdev);
716 if (ret) {
717 dev_err(&pdev->dev, "request_irq err\n");
718 return ret;
719 }
720
721 /* enable USB phy interrupt */
722 __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->usbphyaddr);
723
724 return 0;
725 }
726
727 static void usbhs1_hardware_exit(struct platform_device *pdev)
728 {
729 struct usbhs_private *priv = usbhs_get_priv(pdev);
730
731 /* clear interrupt status */
732 __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
733
734 free_irq(IRQ8, pdev);
735 }
736
737 static int usbhs1_get_id(struct platform_device *pdev)
738 {
739 return USBHS_HOST;
740 }
741
742 static u32 usbhs1_pipe_cfg[] = {
743 USB_ENDPOINT_XFER_CONTROL,
744 USB_ENDPOINT_XFER_ISOC,
745 USB_ENDPOINT_XFER_ISOC,
746 USB_ENDPOINT_XFER_BULK,
747 USB_ENDPOINT_XFER_BULK,
748 USB_ENDPOINT_XFER_BULK,
749 USB_ENDPOINT_XFER_INT,
750 USB_ENDPOINT_XFER_INT,
751 USB_ENDPOINT_XFER_INT,
752 USB_ENDPOINT_XFER_BULK,
753 USB_ENDPOINT_XFER_BULK,
754 USB_ENDPOINT_XFER_BULK,
755 USB_ENDPOINT_XFER_BULK,
756 USB_ENDPOINT_XFER_BULK,
757 USB_ENDPOINT_XFER_BULK,
758 USB_ENDPOINT_XFER_BULK,
759 };
760
761 static struct usbhs_private usbhs1_private = {
762 .usbphyaddr = 0xe60581e2, /* USBPHY1INTAP */
763 .usbcrcaddr = 0xe6058130, /* USBCR4 */
764 .info = {
765 .platform_callback = {
766 .hardware_init = usbhs1_hardware_init,
767 .hardware_exit = usbhs1_hardware_exit,
768 .get_id = usbhs1_get_id,
769 .phy_reset = usbhs_phy_reset,
770 },
771 .driver_param = {
772 .buswait_bwait = 4,
773 .has_otg = 1,
774 .pipe_type = usbhs1_pipe_cfg,
775 .pipe_size = ARRAY_SIZE(usbhs1_pipe_cfg),
776 .d0_tx_id = SHDMA_SLAVE_USB1_TX,
777 .d1_rx_id = SHDMA_SLAVE_USB1_RX,
778 },
779 },
780 };
781
782 static struct resource usbhs1_resources[] = {
783 [0] = {
784 .name = "USBHS1",
785 .start = 0xe68b0000,
786 .end = 0xe68b00e6 - 1,
787 .flags = IORESOURCE_MEM,
788 },
789 [1] = {
790 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
791 .flags = IORESOURCE_IRQ,
792 },
793 };
794
795 static struct platform_device usbhs1_device = {
796 .name = "renesas_usbhs",
797 .id = 1,
798 .dev = {
799 .platform_data = &usbhs1_private.info,
800 },
801 .num_resources = ARRAY_SIZE(usbhs1_resources),
802 .resource = usbhs1_resources,
803 };
804
805 /* LED */
806 static struct gpio_led mackerel_leds[] = {
807 {
808 .name = "led0",
809 .gpio = GPIO_PORT0,
810 .default_state = LEDS_GPIO_DEFSTATE_ON,
811 },
812 {
813 .name = "led1",
814 .gpio = GPIO_PORT1,
815 .default_state = LEDS_GPIO_DEFSTATE_ON,
816 },
817 {
818 .name = "led2",
819 .gpio = GPIO_PORT2,
820 .default_state = LEDS_GPIO_DEFSTATE_ON,
821 },
822 {
823 .name = "led3",
824 .gpio = GPIO_PORT159,
825 .default_state = LEDS_GPIO_DEFSTATE_ON,
826 }
827 };
828
829 static struct gpio_led_platform_data mackerel_leds_pdata = {
830 .leds = mackerel_leds,
831 .num_leds = ARRAY_SIZE(mackerel_leds),
832 };
833
834 static struct platform_device leds_device = {
835 .name = "leds-gpio",
836 .id = 0,
837 .dev = {
838 .platform_data = &mackerel_leds_pdata,
839 },
840 };
841
842 /* FSI */
843 #define IRQ_FSI evt2irq(0x1840)
844 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
845 {
846 int ret;
847
848 if (rate <= 0)
849 return 0;
850
851 if (!enable) {
852 clk_disable(clk);
853 return 0;
854 }
855
856 ret = clk_set_rate(clk, clk_round_rate(clk, rate));
857 if (ret < 0)
858 return ret;
859
860 return clk_enable(clk);
861 }
862
863 static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable)
864 {
865 struct clk *fsib_clk;
866 struct clk *fdiv_clk = &sh7372_fsidivb_clk;
867 long fsib_rate = 0;
868 long fdiv_rate = 0;
869 int ackmd_bpfmd;
870 int ret;
871
872 /* FSIA is slave mode. nothing to do here */
873 if (is_porta)
874 return 0;
875
876 /* clock start */
877 switch (rate) {
878 case 44100:
879 fsib_rate = rate * 256;
880 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
881 break;
882 case 48000:
883 fsib_rate = 85428000; /* around 48kHz x 256 x 7 */
884 fdiv_rate = rate * 256;
885 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
886 break;
887 default:
888 pr_err("unsupported rate in FSI2 port B\n");
889 return -EINVAL;
890 }
891
892 /* FSI B setting */
893 fsib_clk = clk_get(dev, "ickb");
894 if (IS_ERR(fsib_clk))
895 return -EIO;
896
897 /* fsib */
898 ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
899 if (ret < 0)
900 goto fsi_set_rate_end;
901
902 /* FSI DIV */
903 ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
904 if (ret < 0) {
905 /* disable FSI B */
906 if (enable)
907 __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
908 goto fsi_set_rate_end;
909 }
910
911 ret = ackmd_bpfmd;
912
913 fsi_set_rate_end:
914 clk_put(fsib_clk);
915 return ret;
916 }
917
918 static struct sh_fsi_platform_info fsi_info = {
919 .porta_flags = SH_FSI_BRS_INV,
920
921 .portb_flags = SH_FSI_BRS_INV |
922 SH_FSI_BRM_INV |
923 SH_FSI_LRS_INV |
924 SH_FSI_FMT_SPDIF,
925
926 .set_rate = fsi_set_rate,
927 };
928
929 static struct resource fsi_resources[] = {
930 [0] = {
931 .name = "FSI",
932 .start = 0xFE3C0000,
933 .end = 0xFE3C0400 - 1,
934 .flags = IORESOURCE_MEM,
935 },
936 [1] = {
937 .start = IRQ_FSI,
938 .flags = IORESOURCE_IRQ,
939 },
940 };
941
942 static struct platform_device fsi_device = {
943 .name = "sh_fsi2",
944 .id = -1,
945 .num_resources = ARRAY_SIZE(fsi_resources),
946 .resource = fsi_resources,
947 .dev = {
948 .platform_data = &fsi_info,
949 },
950 };
951
952 static struct fsi_ak4642_info fsi2_ak4643_info = {
953 .name = "AK4643",
954 .card = "FSI2A-AK4643",
955 .cpu_dai = "fsia-dai",
956 .codec = "ak4642-codec.0-0013",
957 .platform = "sh_fsi2",
958 .id = FSI_PORT_A,
959 };
960
961 static struct platform_device fsi_ak4643_device = {
962 .name = "fsi-ak4642-audio",
963 .dev = {
964 .platform_data = &fsi2_ak4643_info,
965 },
966 };
967
968 /*
969 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
970 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
971 */
972 static int slot_cn7_get_cd(struct platform_device *pdev)
973 {
974 return !gpio_get_value(GPIO_PORT41);
975 }
976
977 /* SDHI0 */
978 static irqreturn_t mackerel_sdhi0_gpio_cd(int irq, void *arg)
979 {
980 struct device *dev = arg;
981 struct sh_mobile_sdhi_info *info = dev->platform_data;
982 struct tmio_mmc_data *pdata = info->pdata;
983
984 tmio_mmc_cd_wakeup(pdata);
985
986 return IRQ_HANDLED;
987 }
988
989 static struct sh_mobile_sdhi_info sdhi0_info = {
990 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
991 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
992 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
993 };
994
995 static struct resource sdhi0_resources[] = {
996 [0] = {
997 .name = "SDHI0",
998 .start = 0xe6850000,
999 .end = 0xe68500ff,
1000 .flags = IORESOURCE_MEM,
1001 },
1002 [1] = {
1003 .start = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
1004 .flags = IORESOURCE_IRQ,
1005 },
1006 [2] = {
1007 .start = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
1008 .flags = IORESOURCE_IRQ,
1009 },
1010 [3] = {
1011 .start = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
1012 .flags = IORESOURCE_IRQ,
1013 },
1014 };
1015
1016 static struct platform_device sdhi0_device = {
1017 .name = "sh_mobile_sdhi",
1018 .num_resources = ARRAY_SIZE(sdhi0_resources),
1019 .resource = sdhi0_resources,
1020 .id = 0,
1021 .dev = {
1022 .platform_data = &sdhi0_info,
1023 },
1024 };
1025
1026 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1027 /* SDHI1 */
1028 static struct sh_mobile_sdhi_info sdhi1_info = {
1029 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
1030 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
1031 .tmio_ocr_mask = MMC_VDD_165_195,
1032 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
1033 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1034 MMC_CAP_NEEDS_POLL,
1035 .get_cd = slot_cn7_get_cd,
1036 };
1037
1038 static struct resource sdhi1_resources[] = {
1039 [0] = {
1040 .name = "SDHI1",
1041 .start = 0xe6860000,
1042 .end = 0xe68600ff,
1043 .flags = IORESOURCE_MEM,
1044 },
1045 [1] = {
1046 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
1047 .start = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
1048 .flags = IORESOURCE_IRQ,
1049 },
1050 [2] = {
1051 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
1052 .start = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
1053 .flags = IORESOURCE_IRQ,
1054 },
1055 [3] = {
1056 .name = SH_MOBILE_SDHI_IRQ_SDIO,
1057 .start = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
1058 .flags = IORESOURCE_IRQ,
1059 },
1060 };
1061
1062 static struct platform_device sdhi1_device = {
1063 .name = "sh_mobile_sdhi",
1064 .num_resources = ARRAY_SIZE(sdhi1_resources),
1065 .resource = sdhi1_resources,
1066 .id = 1,
1067 .dev = {
1068 .platform_data = &sdhi1_info,
1069 },
1070 };
1071 #endif
1072
1073 /*
1074 * The card detect pin of the top SD/MMC slot (CN23) is active low and is
1075 * connected to GPIO SCIFB_SCK of SH7372 (GPIO_PORT162).
1076 */
1077 static int slot_cn23_get_cd(struct platform_device *pdev)
1078 {
1079 return !gpio_get_value(GPIO_PORT162);
1080 }
1081
1082 /* SDHI2 */
1083 static struct sh_mobile_sdhi_info sdhi2_info = {
1084 .dma_slave_tx = SHDMA_SLAVE_SDHI2_TX,
1085 .dma_slave_rx = SHDMA_SLAVE_SDHI2_RX,
1086 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
1087 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1088 MMC_CAP_NEEDS_POLL,
1089 .get_cd = slot_cn23_get_cd,
1090 };
1091
1092 static struct resource sdhi2_resources[] = {
1093 [0] = {
1094 .name = "SDHI2",
1095 .start = 0xe6870000,
1096 .end = 0xe68700ff,
1097 .flags = IORESOURCE_MEM,
1098 },
1099 [1] = {
1100 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
1101 .start = evt2irq(0x1200), /* SDHI2_SDHI2I0 */
1102 .flags = IORESOURCE_IRQ,
1103 },
1104 [2] = {
1105 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
1106 .start = evt2irq(0x1220), /* SDHI2_SDHI2I1 */
1107 .flags = IORESOURCE_IRQ,
1108 },
1109 [3] = {
1110 .name = SH_MOBILE_SDHI_IRQ_SDIO,
1111 .start = evt2irq(0x1240), /* SDHI2_SDHI2I2 */
1112 .flags = IORESOURCE_IRQ,
1113 },
1114 };
1115
1116 static struct platform_device sdhi2_device = {
1117 .name = "sh_mobile_sdhi",
1118 .num_resources = ARRAY_SIZE(sdhi2_resources),
1119 .resource = sdhi2_resources,
1120 .id = 2,
1121 .dev = {
1122 .platform_data = &sdhi2_info,
1123 },
1124 };
1125
1126 /* SH_MMCIF */
1127 static struct resource sh_mmcif_resources[] = {
1128 [0] = {
1129 .name = "MMCIF",
1130 .start = 0xE6BD0000,
1131 .end = 0xE6BD00FF,
1132 .flags = IORESOURCE_MEM,
1133 },
1134 [1] = {
1135 /* MMC ERR */
1136 .start = evt2irq(0x1ac0),
1137 .flags = IORESOURCE_IRQ,
1138 },
1139 [2] = {
1140 /* MMC NOR */
1141 .start = evt2irq(0x1ae0),
1142 .flags = IORESOURCE_IRQ,
1143 },
1144 };
1145
1146 static struct sh_mmcif_plat_data sh_mmcif_plat = {
1147 .sup_pclk = 0,
1148 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
1149 .caps = MMC_CAP_4_BIT_DATA |
1150 MMC_CAP_8_BIT_DATA |
1151 MMC_CAP_NEEDS_POLL,
1152 .get_cd = slot_cn7_get_cd,
1153 .slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
1154 .slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
1155 };
1156
1157 static struct platform_device sh_mmcif_device = {
1158 .name = "sh_mmcif",
1159 .id = 0,
1160 .dev = {
1161 .dma_mask = NULL,
1162 .coherent_dma_mask = 0xffffffff,
1163 .platform_data = &sh_mmcif_plat,
1164 },
1165 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
1166 .resource = sh_mmcif_resources,
1167 };
1168
1169
1170 static int mackerel_camera_add(struct soc_camera_device *icd);
1171 static void mackerel_camera_del(struct soc_camera_device *icd);
1172
1173 static int camera_set_capture(struct soc_camera_platform_info *info,
1174 int enable)
1175 {
1176 return 0; /* camera sensor always enabled */
1177 }
1178
1179 static struct soc_camera_platform_info camera_info = {
1180 .format_name = "UYVY",
1181 .format_depth = 16,
1182 .format = {
1183 .code = V4L2_MBUS_FMT_UYVY8_2X8,
1184 .colorspace = V4L2_COLORSPACE_SMPTE170M,
1185 .field = V4L2_FIELD_NONE,
1186 .width = 640,
1187 .height = 480,
1188 },
1189 .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER |
1190 V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH |
1191 V4L2_MBUS_DATA_ACTIVE_HIGH,
1192 .mbus_type = V4L2_MBUS_PARALLEL,
1193 .set_capture = camera_set_capture,
1194 };
1195
1196 static struct soc_camera_link camera_link = {
1197 .bus_id = 0,
1198 .add_device = mackerel_camera_add,
1199 .del_device = mackerel_camera_del,
1200 .module_name = "soc_camera_platform",
1201 .priv = &camera_info,
1202 };
1203
1204 static struct platform_device *camera_device;
1205
1206 static void mackerel_camera_release(struct device *dev)
1207 {
1208 soc_camera_platform_release(&camera_device);
1209 }
1210
1211 static int mackerel_camera_add(struct soc_camera_device *icd)
1212 {
1213 return soc_camera_platform_add(icd, &camera_device, &camera_link,
1214 mackerel_camera_release, 0);
1215 }
1216
1217 static void mackerel_camera_del(struct soc_camera_device *icd)
1218 {
1219 soc_camera_platform_del(icd, camera_device, &camera_link);
1220 }
1221
1222 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
1223 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1224 };
1225
1226 static struct resource ceu_resources[] = {
1227 [0] = {
1228 .name = "CEU",
1229 .start = 0xfe910000,
1230 .end = 0xfe91009f,
1231 .flags = IORESOURCE_MEM,
1232 },
1233 [1] = {
1234 .start = intcs_evt2irq(0x880),
1235 .flags = IORESOURCE_IRQ,
1236 },
1237 [2] = {
1238 /* place holder for contiguous memory */
1239 },
1240 };
1241
1242 static struct platform_device ceu_device = {
1243 .name = "sh_mobile_ceu",
1244 .id = 0, /* "ceu0" clock */
1245 .num_resources = ARRAY_SIZE(ceu_resources),
1246 .resource = ceu_resources,
1247 .dev = {
1248 .platform_data = &sh_mobile_ceu_info,
1249 .coherent_dma_mask = 0xffffffff,
1250 },
1251 };
1252
1253 static struct platform_device mackerel_camera = {
1254 .name = "soc-camera-pdrv",
1255 .id = 0,
1256 .dev = {
1257 .platform_data = &camera_link,
1258 },
1259 };
1260
1261 static struct platform_device *mackerel_devices[] __initdata = {
1262 &nor_flash_device,
1263 &smc911x_device,
1264 &lcdc_device,
1265 &usbhs1_device,
1266 &usbhs0_device,
1267 &leds_device,
1268 &fsi_device,
1269 &fsi_ak4643_device,
1270 &fsi_hdmi_device,
1271 &sdhi0_device,
1272 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1273 &sdhi1_device,
1274 #endif
1275 &sdhi2_device,
1276 &sh_mmcif_device,
1277 &ceu_device,
1278 &mackerel_camera,
1279 &hdmi_lcdc_device,
1280 &hdmi_device,
1281 &meram_device,
1282 };
1283
1284 /* Keypad Initialization */
1285 #define KEYPAD_BUTTON(ev_type, ev_code, act_low) \
1286 { \
1287 .type = ev_type, \
1288 .code = ev_code, \
1289 .active_low = act_low, \
1290 }
1291
1292 #define KEYPAD_BUTTON_LOW(event_code) KEYPAD_BUTTON(EV_KEY, event_code, 1)
1293
1294 static struct tca6416_button mackerel_gpio_keys[] = {
1295 KEYPAD_BUTTON_LOW(KEY_HOME),
1296 KEYPAD_BUTTON_LOW(KEY_MENU),
1297 KEYPAD_BUTTON_LOW(KEY_BACK),
1298 KEYPAD_BUTTON_LOW(KEY_POWER),
1299 };
1300
1301 static struct tca6416_keys_platform_data mackerel_tca6416_keys_info = {
1302 .buttons = mackerel_gpio_keys,
1303 .nbuttons = ARRAY_SIZE(mackerel_gpio_keys),
1304 .rep = 1,
1305 .use_polling = 0,
1306 .pinmask = 0x000F,
1307 };
1308
1309 /* I2C */
1310 #define IRQ7 evt2irq(0x02e0)
1311 #define IRQ9 evt2irq(0x0320)
1312
1313 static struct i2c_board_info i2c0_devices[] = {
1314 {
1315 I2C_BOARD_INFO("ak4643", 0x13),
1316 },
1317 /* Keypad */
1318 {
1319 I2C_BOARD_INFO("tca6408-keys", 0x20),
1320 .platform_data = &mackerel_tca6416_keys_info,
1321 .irq = IRQ9,
1322 },
1323 /* Touchscreen */
1324 {
1325 I2C_BOARD_INFO("st1232-ts", 0x55),
1326 .irq = IRQ7,
1327 },
1328 };
1329
1330 #define IRQ21 evt2irq(0x32a0)
1331
1332 static struct i2c_board_info i2c1_devices[] = {
1333 /* Accelerometer */
1334 {
1335 I2C_BOARD_INFO("adxl34x", 0x53),
1336 .irq = IRQ21,
1337 },
1338 };
1339
1340 static struct map_desc mackerel_io_desc[] __initdata = {
1341 /* create a 1:1 entity map for 0xe6xxxxxx
1342 * used by CPGA, INTC and PFC.
1343 */
1344 {
1345 .virtual = 0xe6000000,
1346 .pfn = __phys_to_pfn(0xe6000000),
1347 .length = 256 << 20,
1348 .type = MT_DEVICE_NONSHARED
1349 },
1350 };
1351
1352 static void __init mackerel_map_io(void)
1353 {
1354 iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc));
1355 /* DMA memory at 0xff200000 - 0xffdfffff. The default 2MB size isn't
1356 * enough to allocate the frame buffer memory.
1357 */
1358 init_consistent_dma_size(12 << 20);
1359
1360 /* setup early devices and console here as well */
1361 sh7372_add_early_devices();
1362 shmobile_setup_console();
1363 }
1364
1365 #define GPIO_PORT9CR 0xE6051009
1366 #define GPIO_PORT10CR 0xE605100A
1367 #define GPIO_PORT167CR 0xE60520A7
1368 #define GPIO_PORT168CR 0xE60520A8
1369 #define SRCR4 0xe61580bc
1370 #define USCCR1 0xE6058144
1371 static void __init mackerel_init(void)
1372 {
1373 u32 srcr4;
1374 struct clk *clk;
1375 int ret;
1376
1377 sh7372_pinmux_init();
1378
1379 /* enable SCIFA0 */
1380 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1381 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1382
1383 /* enable SMSC911X */
1384 gpio_request(GPIO_FN_CS5A, NULL);
1385 gpio_request(GPIO_FN_IRQ6_39, NULL);
1386
1387 /* LCDC */
1388 gpio_request(GPIO_FN_LCDD23, NULL);
1389 gpio_request(GPIO_FN_LCDD22, NULL);
1390 gpio_request(GPIO_FN_LCDD21, NULL);
1391 gpio_request(GPIO_FN_LCDD20, NULL);
1392 gpio_request(GPIO_FN_LCDD19, NULL);
1393 gpio_request(GPIO_FN_LCDD18, NULL);
1394 gpio_request(GPIO_FN_LCDD17, NULL);
1395 gpio_request(GPIO_FN_LCDD16, NULL);
1396 gpio_request(GPIO_FN_LCDD15, NULL);
1397 gpio_request(GPIO_FN_LCDD14, NULL);
1398 gpio_request(GPIO_FN_LCDD13, NULL);
1399 gpio_request(GPIO_FN_LCDD12, NULL);
1400 gpio_request(GPIO_FN_LCDD11, NULL);
1401 gpio_request(GPIO_FN_LCDD10, NULL);
1402 gpio_request(GPIO_FN_LCDD9, NULL);
1403 gpio_request(GPIO_FN_LCDD8, NULL);
1404 gpio_request(GPIO_FN_LCDD7, NULL);
1405 gpio_request(GPIO_FN_LCDD6, NULL);
1406 gpio_request(GPIO_FN_LCDD5, NULL);
1407 gpio_request(GPIO_FN_LCDD4, NULL);
1408 gpio_request(GPIO_FN_LCDD3, NULL);
1409 gpio_request(GPIO_FN_LCDD2, NULL);
1410 gpio_request(GPIO_FN_LCDD1, NULL);
1411 gpio_request(GPIO_FN_LCDD0, NULL);
1412 gpio_request(GPIO_FN_LCDDISP, NULL);
1413 gpio_request(GPIO_FN_LCDDCK, NULL);
1414
1415 gpio_request(GPIO_PORT31, NULL); /* backlight */
1416 gpio_direction_output(GPIO_PORT31, 0); /* off by default */
1417
1418 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1419 gpio_direction_output(GPIO_PORT151, 1);
1420
1421 /* USBHS0 */
1422 gpio_request(GPIO_FN_VBUS0_0, NULL);
1423 gpio_pull_down(GPIO_PORT168CR); /* VBUS0_0 pull down */
1424
1425 /* USBHS1 */
1426 gpio_request(GPIO_FN_VBUS0_1, NULL);
1427 gpio_pull_down(GPIO_PORT167CR); /* VBUS0_1 pull down */
1428 gpio_request(GPIO_FN_IDIN_1_113, NULL);
1429
1430 /* enable FSI2 port A (ak4643) */
1431 gpio_request(GPIO_FN_FSIAIBT, NULL);
1432 gpio_request(GPIO_FN_FSIAILR, NULL);
1433 gpio_request(GPIO_FN_FSIAISLD, NULL);
1434 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1435 gpio_request(GPIO_PORT161, NULL);
1436 gpio_direction_output(GPIO_PORT161, 0); /* slave */
1437
1438 gpio_request(GPIO_PORT9, NULL);
1439 gpio_request(GPIO_PORT10, NULL);
1440 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
1441 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1442
1443 intc_set_priority(IRQ_FSI, 3); /* irq priority FSI(3) > SMSC911X(2) */
1444
1445 /* setup FSI2 port B (HDMI) */
1446 gpio_request(GPIO_FN_FSIBCK, NULL);
1447 __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1448
1449 /* set SPU2 clock to 119.6 MHz */
1450 clk = clk_get(NULL, "spu_clk");
1451 if (!IS_ERR(clk)) {
1452 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1453 clk_put(clk);
1454 }
1455
1456 /* enable Keypad */
1457 gpio_request(GPIO_FN_IRQ9_42, NULL);
1458 irq_set_irq_type(IRQ9, IRQ_TYPE_LEVEL_HIGH);
1459
1460 /* enable Touchscreen */
1461 gpio_request(GPIO_FN_IRQ7_40, NULL);
1462 irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1463
1464 /* enable Accelerometer */
1465 gpio_request(GPIO_FN_IRQ21, NULL);
1466 irq_set_irq_type(IRQ21, IRQ_TYPE_LEVEL_HIGH);
1467
1468 /* enable SDHI0 */
1469 gpio_request(GPIO_FN_SDHICD0, NULL);
1470 gpio_request(GPIO_FN_SDHIWP0, NULL);
1471 gpio_request(GPIO_FN_SDHICMD0, NULL);
1472 gpio_request(GPIO_FN_SDHICLK0, NULL);
1473 gpio_request(GPIO_FN_SDHID0_3, NULL);
1474 gpio_request(GPIO_FN_SDHID0_2, NULL);
1475 gpio_request(GPIO_FN_SDHID0_1, NULL);
1476 gpio_request(GPIO_FN_SDHID0_0, NULL);
1477
1478 ret = request_irq(evt2irq(0x3340), mackerel_sdhi0_gpio_cd,
1479 IRQF_TRIGGER_FALLING, "sdhi0 cd", &sdhi0_device.dev);
1480 if (!ret)
1481 sdhi0_info.tmio_flags |= TMIO_MMC_HAS_COLD_CD;
1482 else
1483 pr_err("Cannot get IRQ #%d: %d\n", evt2irq(0x3340), ret);
1484
1485 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1486 /* enable SDHI1 */
1487 gpio_request(GPIO_FN_SDHICMD1, NULL);
1488 gpio_request(GPIO_FN_SDHICLK1, NULL);
1489 gpio_request(GPIO_FN_SDHID1_3, NULL);
1490 gpio_request(GPIO_FN_SDHID1_2, NULL);
1491 gpio_request(GPIO_FN_SDHID1_1, NULL);
1492 gpio_request(GPIO_FN_SDHID1_0, NULL);
1493 #endif
1494 /* card detect pin for MMC slot (CN7) */
1495 gpio_request(GPIO_PORT41, NULL);
1496 gpio_direction_input(GPIO_PORT41);
1497
1498 /* enable SDHI2 */
1499 gpio_request(GPIO_FN_SDHICMD2, NULL);
1500 gpio_request(GPIO_FN_SDHICLK2, NULL);
1501 gpio_request(GPIO_FN_SDHID2_3, NULL);
1502 gpio_request(GPIO_FN_SDHID2_2, NULL);
1503 gpio_request(GPIO_FN_SDHID2_1, NULL);
1504 gpio_request(GPIO_FN_SDHID2_0, NULL);
1505
1506 /* card detect pin for microSD slot (CN23) */
1507 gpio_request(GPIO_PORT162, NULL);
1508 gpio_direction_input(GPIO_PORT162);
1509
1510 /* MMCIF */
1511 gpio_request(GPIO_FN_MMCD0_0, NULL);
1512 gpio_request(GPIO_FN_MMCD0_1, NULL);
1513 gpio_request(GPIO_FN_MMCD0_2, NULL);
1514 gpio_request(GPIO_FN_MMCD0_3, NULL);
1515 gpio_request(GPIO_FN_MMCD0_4, NULL);
1516 gpio_request(GPIO_FN_MMCD0_5, NULL);
1517 gpio_request(GPIO_FN_MMCD0_6, NULL);
1518 gpio_request(GPIO_FN_MMCD0_7, NULL);
1519 gpio_request(GPIO_FN_MMCCMD0, NULL);
1520 gpio_request(GPIO_FN_MMCCLK0, NULL);
1521
1522 /* enable GPS module (GT-720F) */
1523 gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
1524 gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
1525
1526 /* CEU */
1527 gpio_request(GPIO_FN_VIO_CLK, NULL);
1528 gpio_request(GPIO_FN_VIO_VD, NULL);
1529 gpio_request(GPIO_FN_VIO_HD, NULL);
1530 gpio_request(GPIO_FN_VIO_FIELD, NULL);
1531 gpio_request(GPIO_FN_VIO_CKO, NULL);
1532 gpio_request(GPIO_FN_VIO_D7, NULL);
1533 gpio_request(GPIO_FN_VIO_D6, NULL);
1534 gpio_request(GPIO_FN_VIO_D5, NULL);
1535 gpio_request(GPIO_FN_VIO_D4, NULL);
1536 gpio_request(GPIO_FN_VIO_D3, NULL);
1537 gpio_request(GPIO_FN_VIO_D2, NULL);
1538 gpio_request(GPIO_FN_VIO_D1, NULL);
1539 gpio_request(GPIO_FN_VIO_D0, NULL);
1540
1541 /* HDMI */
1542 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1543 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1544
1545 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1546 srcr4 = __raw_readl(SRCR4);
1547 __raw_writel(srcr4 | (1 << 13), SRCR4);
1548 udelay(50);
1549 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1550
1551 i2c_register_board_info(0, i2c0_devices,
1552 ARRAY_SIZE(i2c0_devices));
1553 i2c_register_board_info(1, i2c1_devices,
1554 ARRAY_SIZE(i2c1_devices));
1555
1556 sh7372_add_standard_devices();
1557
1558 platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
1559
1560 sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc_device);
1561 sh7372_add_device_to_domain(&sh7372_a4lc, &hdmi_lcdc_device);
1562 sh7372_add_device_to_domain(&sh7372_a4lc, &meram_device);
1563 sh7372_add_device_to_domain(&sh7372_a4mp, &fsi_device);
1564 sh7372_add_device_to_domain(&sh7372_a3sp, &usbhs0_device);
1565 sh7372_add_device_to_domain(&sh7372_a3sp, &usbhs1_device);
1566 sh7372_add_device_to_domain(&sh7372_a3sp, &sh_mmcif_device);
1567 sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi0_device);
1568 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1569 sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi1_device);
1570 #endif
1571 sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi2_device);
1572 sh7372_add_device_to_domain(&sh7372_a4r, &ceu_device);
1573
1574 hdmi_init_pm_clock();
1575 sh7372_pm_init();
1576 pm_clk_add(&fsi_device.dev, "spu2");
1577 pm_clk_add(&hdmi_lcdc_device.dev, "hdmi");
1578 }
1579
1580 static void __init mackerel_timer_init(void)
1581 {
1582 sh7372_clock_init();
1583 shmobile_timer.init();
1584
1585 /* External clock source */
1586 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1587 }
1588
1589 static struct sys_timer mackerel_timer = {
1590 .init = mackerel_timer_init,
1591 };
1592
1593 MACHINE_START(MACKEREL, "mackerel")
1594 .map_io = mackerel_map_io,
1595 .init_irq = sh7372_init_irq,
1596 .handle_irq = shmobile_handle_irq_intc,
1597 .init_machine = mackerel_init,
1598 .timer = &mackerel_timer,
1599 MACHINE_END
Linux kernel - Deliverables
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