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Merge tag 'for-linus-3.4' of git://git.infradead.org/mtd-2.6
[mirror_ubuntu-zesty-kernel.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/mtd/sh_flctl.h>
43 #include <linux/pm_clock.h>
44 #include <linux/smsc911x.h>
45 #include <linux/sh_intc.h>
46 #include <linux/tca6416_keypad.h>
47 #include <linux/usb/renesas_usbhs.h>
48 #include <linux/dma-mapping.h>
49
50 #include <video/sh_mobile_hdmi.h>
51 #include <video/sh_mobile_lcdc.h>
52 #include <media/sh_mobile_ceu.h>
53 #include <media/soc_camera.h>
54 #include <media/soc_camera_platform.h>
55 #include <sound/sh_fsi.h>
56
57 #include <mach/common.h>
58 #include <mach/irqs.h>
59 #include <mach/sh7372.h>
60
61 #include <asm/mach/arch.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 = "regs",
322 .start = 0xe8000000,
323 .end = 0xe807ffff,
324 .flags = IORESOURCE_MEM,
325 },
326 [1] = {
327 .name = "meram",
328 .start = 0xe8080000,
329 .end = 0xe81fffff,
330 .flags = IORESOURCE_MEM,
331 },
332 };
333
334 static struct platform_device meram_device = {
335 .name = "sh_mobile_meram",
336 .id = 0,
337 .num_resources = ARRAY_SIZE(meram_resources),
338 .resource = meram_resources,
339 .dev = {
340 .platform_data = &mackerel_meram_info,
341 },
342 };
343
344 /* LCDC */
345 static struct fb_videomode mackerel_lcdc_modes[] = {
346 {
347 .name = "WVGA Panel",
348 .xres = 800,
349 .yres = 480,
350 .left_margin = 220,
351 .right_margin = 110,
352 .hsync_len = 70,
353 .upper_margin = 20,
354 .lower_margin = 5,
355 .vsync_len = 5,
356 .sync = 0,
357 },
358 };
359
360 static int mackerel_set_brightness(int brightness)
361 {
362 gpio_set_value(GPIO_PORT31, brightness);
363
364 return 0;
365 }
366
367 static int mackerel_get_brightness(void)
368 {
369 return gpio_get_value(GPIO_PORT31);
370 }
371
372 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
373 .icb[0] = {
374 .meram_size = 0x40,
375 },
376 .icb[1] = {
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_modes = mackerel_lcdc_modes,
388 .num_modes = ARRAY_SIZE(mackerel_lcdc_modes),
389 .interface_type = RGB24,
390 .clock_divider = 3,
391 .flags = 0,
392 .panel_cfg = {
393 .width = 152,
394 .height = 91,
395 },
396 .bl_info = {
397 .name = "sh_mobile_lcdc_bl",
398 .max_brightness = 1,
399 .set_brightness = mackerel_set_brightness,
400 .get_brightness = mackerel_get_brightness,
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 /* HDMI */
430 static struct sh_mobile_hdmi_info hdmi_info = {
431 .flags = HDMI_SND_SRC_SPDIF,
432 };
433
434 static struct resource hdmi_resources[] = {
435 [0] = {
436 .name = "HDMI",
437 .start = 0xe6be0000,
438 .end = 0xe6be00ff,
439 .flags = IORESOURCE_MEM,
440 },
441 [1] = {
442 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
443 .start = evt2irq(0x17e0),
444 .flags = IORESOURCE_IRQ,
445 },
446 };
447
448 static struct platform_device hdmi_device = {
449 .name = "sh-mobile-hdmi",
450 .num_resources = ARRAY_SIZE(hdmi_resources),
451 .resource = hdmi_resources,
452 .id = -1,
453 .dev = {
454 .platform_data = &hdmi_info,
455 },
456 };
457
458 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
459 .icb[0] = {
460 .meram_size = 0x100,
461 },
462 .icb[1] = {
463 .meram_size = 0x100,
464 },
465 };
466
467 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
468 .meram_dev = &mackerel_meram_info,
469 .clock_source = LCDC_CLK_EXTERNAL,
470 .ch[0] = {
471 .chan = LCDC_CHAN_MAINLCD,
472 .fourcc = V4L2_PIX_FMT_RGB565,
473 .interface_type = RGB24,
474 .clock_divider = 1,
475 .flags = LCDC_FLAGS_DWPOL,
476 .meram_cfg = &hdmi_meram_cfg,
477 .tx_dev = &hdmi_device,
478 }
479 };
480
481 static struct resource hdmi_lcdc_resources[] = {
482 [0] = {
483 .name = "LCDC1",
484 .start = 0xfe944000,
485 .end = 0xfe947fff,
486 .flags = IORESOURCE_MEM,
487 },
488 [1] = {
489 .start = intcs_evt2irq(0x1780),
490 .flags = IORESOURCE_IRQ,
491 },
492 };
493
494 static struct platform_device hdmi_lcdc_device = {
495 .name = "sh_mobile_lcdc_fb",
496 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
497 .resource = hdmi_lcdc_resources,
498 .id = 1,
499 .dev = {
500 .platform_data = &hdmi_lcdc_info,
501 .coherent_dma_mask = ~0,
502 },
503 };
504
505 static struct platform_device fsi_hdmi_device = {
506 .name = "sh_fsi2_b_hdmi",
507 };
508
509 static void __init hdmi_init_pm_clock(void)
510 {
511 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
512 int ret;
513 long rate;
514
515 if (IS_ERR(hdmi_ick)) {
516 ret = PTR_ERR(hdmi_ick);
517 pr_err("Cannot get HDMI ICK: %d\n", ret);
518 goto out;
519 }
520
521 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
522 if (ret < 0) {
523 pr_err("Cannot set PLLC2 parent: %d, %d users\n",
524 ret, sh7372_pllc2_clk.usecount);
525 goto out;
526 }
527
528 pr_debug("PLLC2 initial frequency %lu\n",
529 clk_get_rate(&sh7372_pllc2_clk));
530
531 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
532 if (rate < 0) {
533 pr_err("Cannot get suitable rate: %ld\n", rate);
534 ret = rate;
535 goto out;
536 }
537
538 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
539 if (ret < 0) {
540 pr_err("Cannot set rate %ld: %d\n", rate, ret);
541 goto out;
542 }
543
544 pr_debug("PLLC2 set frequency %lu\n", rate);
545
546 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
547 if (ret < 0)
548 pr_err("Cannot set HDMI parent: %d\n", ret);
549
550 out:
551 if (!IS_ERR(hdmi_ick))
552 clk_put(hdmi_ick);
553 }
554
555 /* USBHS0 is connected to CN22 which takes a USB Mini-B plug
556 *
557 * The sh7372 SoC has IRQ7 set aside for USBHS0 hotplug,
558 * but on this particular board IRQ7 is already used by
559 * the touch screen. This leaves us with software polling.
560 */
561 #define USBHS0_POLL_INTERVAL (HZ * 5)
562
563 struct usbhs_private {
564 unsigned int usbphyaddr;
565 unsigned int usbcrcaddr;
566 struct renesas_usbhs_platform_info info;
567 struct delayed_work work;
568 struct platform_device *pdev;
569 };
570
571 #define usbhs_get_priv(pdev) \
572 container_of(renesas_usbhs_get_info(pdev), \
573 struct usbhs_private, info)
574
575 #define usbhs_is_connected(priv) \
576 (!((1 << 7) & __raw_readw(priv->usbcrcaddr)))
577
578 static int usbhs_get_vbus(struct platform_device *pdev)
579 {
580 return usbhs_is_connected(usbhs_get_priv(pdev));
581 }
582
583 static void usbhs_phy_reset(struct platform_device *pdev)
584 {
585 struct usbhs_private *priv = usbhs_get_priv(pdev);
586
587 /* init phy */
588 __raw_writew(0x8a0a, priv->usbcrcaddr);
589 }
590
591 static int usbhs0_get_id(struct platform_device *pdev)
592 {
593 return USBHS_GADGET;
594 }
595
596 static void usbhs0_work_function(struct work_struct *work)
597 {
598 struct usbhs_private *priv = container_of(work, struct usbhs_private,
599 work.work);
600
601 renesas_usbhs_call_notify_hotplug(priv->pdev);
602 schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
603 }
604
605 static int usbhs0_hardware_init(struct platform_device *pdev)
606 {
607 struct usbhs_private *priv = usbhs_get_priv(pdev);
608
609 priv->pdev = pdev;
610 INIT_DELAYED_WORK(&priv->work, usbhs0_work_function);
611 schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
612 return 0;
613 }
614
615 static void usbhs0_hardware_exit(struct platform_device *pdev)
616 {
617 struct usbhs_private *priv = usbhs_get_priv(pdev);
618
619 cancel_delayed_work_sync(&priv->work);
620 }
621
622 static struct usbhs_private usbhs0_private = {
623 .usbcrcaddr = 0xe605810c, /* USBCR2 */
624 .info = {
625 .platform_callback = {
626 .hardware_init = usbhs0_hardware_init,
627 .hardware_exit = usbhs0_hardware_exit,
628 .phy_reset = usbhs_phy_reset,
629 .get_id = usbhs0_get_id,
630 .get_vbus = usbhs_get_vbus,
631 },
632 .driver_param = {
633 .buswait_bwait = 4,
634 .d0_tx_id = SHDMA_SLAVE_USB0_TX,
635 .d1_rx_id = SHDMA_SLAVE_USB0_RX,
636 },
637 },
638 };
639
640 static struct resource usbhs0_resources[] = {
641 [0] = {
642 .name = "USBHS0",
643 .start = 0xe6890000,
644 .end = 0xe68900e6 - 1,
645 .flags = IORESOURCE_MEM,
646 },
647 [1] = {
648 .start = evt2irq(0x1ca0) /* USB0_USB0I0 */,
649 .flags = IORESOURCE_IRQ,
650 },
651 };
652
653 static struct platform_device usbhs0_device = {
654 .name = "renesas_usbhs",
655 .id = 0,
656 .dev = {
657 .platform_data = &usbhs0_private.info,
658 },
659 .num_resources = ARRAY_SIZE(usbhs0_resources),
660 .resource = usbhs0_resources,
661 };
662
663 /* USBHS1 is connected to CN31 which takes a USB Mini-AB plug
664 *
665 * Use J30 to select between Host and Function. This setting
666 * can however not be detected by software. Hotplug of USBHS1
667 * is provided via IRQ8.
668 *
669 * Current USB1 works as "USB Host".
670 * - set J30 "short"
671 *
672 * If you want to use it as "USB gadget",
673 * - J30 "open"
674 * - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
675 * - add .get_vbus = usbhs_get_vbus in usbhs1_private
676 */
677 #define IRQ8 evt2irq(0x0300)
678 #define USB_PHY_MODE (1 << 4)
679 #define USB_PHY_INT_EN ((1 << 3) | (1 << 2))
680 #define USB_PHY_ON (1 << 1)
681 #define USB_PHY_OFF (1 << 0)
682 #define USB_PHY_INT_CLR (USB_PHY_ON | USB_PHY_OFF)
683
684 static irqreturn_t usbhs1_interrupt(int irq, void *data)
685 {
686 struct platform_device *pdev = data;
687 struct usbhs_private *priv = usbhs_get_priv(pdev);
688
689 dev_dbg(&pdev->dev, "%s\n", __func__);
690
691 renesas_usbhs_call_notify_hotplug(pdev);
692
693 /* clear status */
694 __raw_writew(__raw_readw(priv->usbphyaddr) | USB_PHY_INT_CLR,
695 priv->usbphyaddr);
696
697 return IRQ_HANDLED;
698 }
699
700 static int usbhs1_hardware_init(struct platform_device *pdev)
701 {
702 struct usbhs_private *priv = usbhs_get_priv(pdev);
703 int ret;
704
705 /* clear interrupt status */
706 __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
707
708 ret = request_irq(IRQ8, usbhs1_interrupt, IRQF_TRIGGER_HIGH,
709 dev_name(&pdev->dev), pdev);
710 if (ret) {
711 dev_err(&pdev->dev, "request_irq err\n");
712 return ret;
713 }
714
715 /* enable USB phy interrupt */
716 __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->usbphyaddr);
717
718 return 0;
719 }
720
721 static void usbhs1_hardware_exit(struct platform_device *pdev)
722 {
723 struct usbhs_private *priv = usbhs_get_priv(pdev);
724
725 /* clear interrupt status */
726 __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
727
728 free_irq(IRQ8, pdev);
729 }
730
731 static int usbhs1_get_id(struct platform_device *pdev)
732 {
733 return USBHS_HOST;
734 }
735
736 static u32 usbhs1_pipe_cfg[] = {
737 USB_ENDPOINT_XFER_CONTROL,
738 USB_ENDPOINT_XFER_ISOC,
739 USB_ENDPOINT_XFER_ISOC,
740 USB_ENDPOINT_XFER_BULK,
741 USB_ENDPOINT_XFER_BULK,
742 USB_ENDPOINT_XFER_BULK,
743 USB_ENDPOINT_XFER_INT,
744 USB_ENDPOINT_XFER_INT,
745 USB_ENDPOINT_XFER_INT,
746 USB_ENDPOINT_XFER_BULK,
747 USB_ENDPOINT_XFER_BULK,
748 USB_ENDPOINT_XFER_BULK,
749 USB_ENDPOINT_XFER_BULK,
750 USB_ENDPOINT_XFER_BULK,
751 USB_ENDPOINT_XFER_BULK,
752 USB_ENDPOINT_XFER_BULK,
753 };
754
755 static struct usbhs_private usbhs1_private = {
756 .usbphyaddr = 0xe60581e2, /* USBPHY1INTAP */
757 .usbcrcaddr = 0xe6058130, /* USBCR4 */
758 .info = {
759 .platform_callback = {
760 .hardware_init = usbhs1_hardware_init,
761 .hardware_exit = usbhs1_hardware_exit,
762 .get_id = usbhs1_get_id,
763 .phy_reset = usbhs_phy_reset,
764 },
765 .driver_param = {
766 .buswait_bwait = 4,
767 .has_otg = 1,
768 .pipe_type = usbhs1_pipe_cfg,
769 .pipe_size = ARRAY_SIZE(usbhs1_pipe_cfg),
770 .d0_tx_id = SHDMA_SLAVE_USB1_TX,
771 .d1_rx_id = SHDMA_SLAVE_USB1_RX,
772 },
773 },
774 };
775
776 static struct resource usbhs1_resources[] = {
777 [0] = {
778 .name = "USBHS1",
779 .start = 0xe68b0000,
780 .end = 0xe68b00e6 - 1,
781 .flags = IORESOURCE_MEM,
782 },
783 [1] = {
784 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
785 .flags = IORESOURCE_IRQ,
786 },
787 };
788
789 static struct platform_device usbhs1_device = {
790 .name = "renesas_usbhs",
791 .id = 1,
792 .dev = {
793 .platform_data = &usbhs1_private.info,
794 },
795 .num_resources = ARRAY_SIZE(usbhs1_resources),
796 .resource = usbhs1_resources,
797 };
798
799 /* LED */
800 static struct gpio_led mackerel_leds[] = {
801 {
802 .name = "led0",
803 .gpio = GPIO_PORT0,
804 .default_state = LEDS_GPIO_DEFSTATE_ON,
805 },
806 {
807 .name = "led1",
808 .gpio = GPIO_PORT1,
809 .default_state = LEDS_GPIO_DEFSTATE_ON,
810 },
811 {
812 .name = "led2",
813 .gpio = GPIO_PORT2,
814 .default_state = LEDS_GPIO_DEFSTATE_ON,
815 },
816 {
817 .name = "led3",
818 .gpio = GPIO_PORT159,
819 .default_state = LEDS_GPIO_DEFSTATE_ON,
820 }
821 };
822
823 static struct gpio_led_platform_data mackerel_leds_pdata = {
824 .leds = mackerel_leds,
825 .num_leds = ARRAY_SIZE(mackerel_leds),
826 };
827
828 static struct platform_device leds_device = {
829 .name = "leds-gpio",
830 .id = 0,
831 .dev = {
832 .platform_data = &mackerel_leds_pdata,
833 },
834 };
835
836 /* FSI */
837 #define IRQ_FSI evt2irq(0x1840)
838 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
839 {
840 int ret;
841
842 if (rate <= 0)
843 return 0;
844
845 if (!enable) {
846 clk_disable(clk);
847 return 0;
848 }
849
850 ret = clk_set_rate(clk, clk_round_rate(clk, rate));
851 if (ret < 0)
852 return ret;
853
854 return clk_enable(clk);
855 }
856
857 static int fsi_b_set_rate(struct device *dev, int rate, int enable)
858 {
859 struct clk *fsib_clk;
860 struct clk *fdiv_clk = &sh7372_fsidivb_clk;
861 long fsib_rate = 0;
862 long fdiv_rate = 0;
863 int ackmd_bpfmd;
864 int ret;
865
866 /* clock start */
867 switch (rate) {
868 case 44100:
869 fsib_rate = rate * 256;
870 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
871 break;
872 case 48000:
873 fsib_rate = 85428000; /* around 48kHz x 256 x 7 */
874 fdiv_rate = rate * 256;
875 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
876 break;
877 default:
878 pr_err("unsupported rate in FSI2 port B\n");
879 return -EINVAL;
880 }
881
882 /* FSI B setting */
883 fsib_clk = clk_get(dev, "ickb");
884 if (IS_ERR(fsib_clk))
885 return -EIO;
886
887 /* fsib */
888 ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
889 if (ret < 0)
890 goto fsi_set_rate_end;
891
892 /* FSI DIV */
893 ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
894 if (ret < 0) {
895 /* disable FSI B */
896 if (enable)
897 __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
898 goto fsi_set_rate_end;
899 }
900
901 ret = ackmd_bpfmd;
902
903 fsi_set_rate_end:
904 clk_put(fsib_clk);
905 return ret;
906 }
907
908 static struct sh_fsi_platform_info fsi_info = {
909 .port_a = {
910 .flags = SH_FSI_BRS_INV,
911 },
912 .port_b = {
913 .flags = SH_FSI_BRS_INV |
914 SH_FSI_BRM_INV |
915 SH_FSI_LRS_INV |
916 SH_FSI_FMT_SPDIF,
917 .set_rate = fsi_b_set_rate,
918 }
919 };
920
921 static struct resource fsi_resources[] = {
922 [0] = {
923 .name = "FSI",
924 .start = 0xFE3C0000,
925 .end = 0xFE3C0400 - 1,
926 .flags = IORESOURCE_MEM,
927 },
928 [1] = {
929 .start = IRQ_FSI,
930 .flags = IORESOURCE_IRQ,
931 },
932 };
933
934 static struct platform_device fsi_device = {
935 .name = "sh_fsi2",
936 .id = -1,
937 .num_resources = ARRAY_SIZE(fsi_resources),
938 .resource = fsi_resources,
939 .dev = {
940 .platform_data = &fsi_info,
941 },
942 };
943
944 static struct fsi_ak4642_info fsi2_ak4643_info = {
945 .name = "AK4643",
946 .card = "FSI2A-AK4643",
947 .cpu_dai = "fsia-dai",
948 .codec = "ak4642-codec.0-0013",
949 .platform = "sh_fsi2",
950 .id = FSI_PORT_A,
951 };
952
953 static struct platform_device fsi_ak4643_device = {
954 .name = "fsi-ak4642-audio",
955 .dev = {
956 .platform_data = &fsi2_ak4643_info,
957 },
958 };
959
960 /* FLCTL */
961 static struct mtd_partition nand_partition_info[] = {
962 {
963 .name = "system",
964 .offset = 0,
965 .size = 128 * 1024 * 1024,
966 },
967 {
968 .name = "userdata",
969 .offset = MTDPART_OFS_APPEND,
970 .size = 256 * 1024 * 1024,
971 },
972 {
973 .name = "cache",
974 .offset = MTDPART_OFS_APPEND,
975 .size = 128 * 1024 * 1024,
976 },
977 };
978
979 static struct resource nand_flash_resources[] = {
980 [0] = {
981 .start = 0xe6a30000,
982 .end = 0xe6a3009b,
983 .flags = IORESOURCE_MEM,
984 }
985 };
986
987 static struct sh_flctl_platform_data nand_flash_data = {
988 .parts = nand_partition_info,
989 .nr_parts = ARRAY_SIZE(nand_partition_info),
990 .flcmncr_val = CLK_16B_12L_4H | TYPESEL_SET
991 | SHBUSSEL | SEL_16BIT | SNAND_E,
992 .use_holden = 1,
993 };
994
995 static struct platform_device nand_flash_device = {
996 .name = "sh_flctl",
997 .resource = nand_flash_resources,
998 .num_resources = ARRAY_SIZE(nand_flash_resources),
999 .dev = {
1000 .platform_data = &nand_flash_data,
1001 },
1002 };
1003
1004 /*
1005 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
1006 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
1007 */
1008 static int slot_cn7_get_cd(struct platform_device *pdev)
1009 {
1010 return !gpio_get_value(GPIO_PORT41);
1011 }
1012
1013 /* SDHI0 */
1014 static irqreturn_t mackerel_sdhi0_gpio_cd(int irq, void *arg)
1015 {
1016 struct device *dev = arg;
1017 struct sh_mobile_sdhi_info *info = dev->platform_data;
1018 struct tmio_mmc_data *pdata = info->pdata;
1019
1020 tmio_mmc_cd_wakeup(pdata);
1021
1022 return IRQ_HANDLED;
1023 }
1024
1025 static struct sh_mobile_sdhi_info sdhi0_info = {
1026 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
1027 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
1028 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
1029 };
1030
1031 static struct resource sdhi0_resources[] = {
1032 [0] = {
1033 .name = "SDHI0",
1034 .start = 0xe6850000,
1035 .end = 0xe68500ff,
1036 .flags = IORESOURCE_MEM,
1037 },
1038 [1] = {
1039 .start = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
1040 .flags = IORESOURCE_IRQ,
1041 },
1042 [2] = {
1043 .start = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
1044 .flags = IORESOURCE_IRQ,
1045 },
1046 [3] = {
1047 .start = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
1048 .flags = IORESOURCE_IRQ,
1049 },
1050 };
1051
1052 static struct platform_device sdhi0_device = {
1053 .name = "sh_mobile_sdhi",
1054 .num_resources = ARRAY_SIZE(sdhi0_resources),
1055 .resource = sdhi0_resources,
1056 .id = 0,
1057 .dev = {
1058 .platform_data = &sdhi0_info,
1059 },
1060 };
1061
1062 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1063 /* SDHI1 */
1064 static struct sh_mobile_sdhi_info sdhi1_info = {
1065 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
1066 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
1067 .tmio_ocr_mask = MMC_VDD_165_195,
1068 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
1069 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1070 MMC_CAP_NEEDS_POLL,
1071 .get_cd = slot_cn7_get_cd,
1072 };
1073
1074 static struct resource sdhi1_resources[] = {
1075 [0] = {
1076 .name = "SDHI1",
1077 .start = 0xe6860000,
1078 .end = 0xe68600ff,
1079 .flags = IORESOURCE_MEM,
1080 },
1081 [1] = {
1082 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
1083 .start = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
1084 .flags = IORESOURCE_IRQ,
1085 },
1086 [2] = {
1087 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
1088 .start = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
1089 .flags = IORESOURCE_IRQ,
1090 },
1091 [3] = {
1092 .name = SH_MOBILE_SDHI_IRQ_SDIO,
1093 .start = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
1094 .flags = IORESOURCE_IRQ,
1095 },
1096 };
1097
1098 static struct platform_device sdhi1_device = {
1099 .name = "sh_mobile_sdhi",
1100 .num_resources = ARRAY_SIZE(sdhi1_resources),
1101 .resource = sdhi1_resources,
1102 .id = 1,
1103 .dev = {
1104 .platform_data = &sdhi1_info,
1105 },
1106 };
1107 #endif
1108
1109 /*
1110 * The card detect pin of the top SD/MMC slot (CN23) is active low and is
1111 * connected to GPIO SCIFB_SCK of SH7372 (GPIO_PORT162).
1112 */
1113 static int slot_cn23_get_cd(struct platform_device *pdev)
1114 {
1115 return !gpio_get_value(GPIO_PORT162);
1116 }
1117
1118 /* SDHI2 */
1119 static struct sh_mobile_sdhi_info sdhi2_info = {
1120 .dma_slave_tx = SHDMA_SLAVE_SDHI2_TX,
1121 .dma_slave_rx = SHDMA_SLAVE_SDHI2_RX,
1122 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
1123 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1124 MMC_CAP_NEEDS_POLL,
1125 .get_cd = slot_cn23_get_cd,
1126 };
1127
1128 static struct resource sdhi2_resources[] = {
1129 [0] = {
1130 .name = "SDHI2",
1131 .start = 0xe6870000,
1132 .end = 0xe68700ff,
1133 .flags = IORESOURCE_MEM,
1134 },
1135 [1] = {
1136 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
1137 .start = evt2irq(0x1200), /* SDHI2_SDHI2I0 */
1138 .flags = IORESOURCE_IRQ,
1139 },
1140 [2] = {
1141 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
1142 .start = evt2irq(0x1220), /* SDHI2_SDHI2I1 */
1143 .flags = IORESOURCE_IRQ,
1144 },
1145 [3] = {
1146 .name = SH_MOBILE_SDHI_IRQ_SDIO,
1147 .start = evt2irq(0x1240), /* SDHI2_SDHI2I2 */
1148 .flags = IORESOURCE_IRQ,
1149 },
1150 };
1151
1152 static struct platform_device sdhi2_device = {
1153 .name = "sh_mobile_sdhi",
1154 .num_resources = ARRAY_SIZE(sdhi2_resources),
1155 .resource = sdhi2_resources,
1156 .id = 2,
1157 .dev = {
1158 .platform_data = &sdhi2_info,
1159 },
1160 };
1161
1162 /* SH_MMCIF */
1163 static struct resource sh_mmcif_resources[] = {
1164 [0] = {
1165 .name = "MMCIF",
1166 .start = 0xE6BD0000,
1167 .end = 0xE6BD00FF,
1168 .flags = IORESOURCE_MEM,
1169 },
1170 [1] = {
1171 /* MMC ERR */
1172 .start = evt2irq(0x1ac0),
1173 .flags = IORESOURCE_IRQ,
1174 },
1175 [2] = {
1176 /* MMC NOR */
1177 .start = evt2irq(0x1ae0),
1178 .flags = IORESOURCE_IRQ,
1179 },
1180 };
1181
1182 static struct sh_mmcif_plat_data sh_mmcif_plat = {
1183 .sup_pclk = 0,
1184 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
1185 .caps = MMC_CAP_4_BIT_DATA |
1186 MMC_CAP_8_BIT_DATA |
1187 MMC_CAP_NEEDS_POLL,
1188 .get_cd = slot_cn7_get_cd,
1189 .slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
1190 .slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
1191 };
1192
1193 static struct platform_device sh_mmcif_device = {
1194 .name = "sh_mmcif",
1195 .id = 0,
1196 .dev = {
1197 .dma_mask = NULL,
1198 .coherent_dma_mask = 0xffffffff,
1199 .platform_data = &sh_mmcif_plat,
1200 },
1201 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
1202 .resource = sh_mmcif_resources,
1203 };
1204
1205
1206 static int mackerel_camera_add(struct soc_camera_device *icd);
1207 static void mackerel_camera_del(struct soc_camera_device *icd);
1208
1209 static int camera_set_capture(struct soc_camera_platform_info *info,
1210 int enable)
1211 {
1212 return 0; /* camera sensor always enabled */
1213 }
1214
1215 static struct soc_camera_platform_info camera_info = {
1216 .format_name = "UYVY",
1217 .format_depth = 16,
1218 .format = {
1219 .code = V4L2_MBUS_FMT_UYVY8_2X8,
1220 .colorspace = V4L2_COLORSPACE_SMPTE170M,
1221 .field = V4L2_FIELD_NONE,
1222 .width = 640,
1223 .height = 480,
1224 },
1225 .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER |
1226 V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH |
1227 V4L2_MBUS_DATA_ACTIVE_HIGH,
1228 .mbus_type = V4L2_MBUS_PARALLEL,
1229 .set_capture = camera_set_capture,
1230 };
1231
1232 static struct soc_camera_link camera_link = {
1233 .bus_id = 0,
1234 .add_device = mackerel_camera_add,
1235 .del_device = mackerel_camera_del,
1236 .module_name = "soc_camera_platform",
1237 .priv = &camera_info,
1238 };
1239
1240 static struct platform_device *camera_device;
1241
1242 static void mackerel_camera_release(struct device *dev)
1243 {
1244 soc_camera_platform_release(&camera_device);
1245 }
1246
1247 static int mackerel_camera_add(struct soc_camera_device *icd)
1248 {
1249 return soc_camera_platform_add(icd, &camera_device, &camera_link,
1250 mackerel_camera_release, 0);
1251 }
1252
1253 static void mackerel_camera_del(struct soc_camera_device *icd)
1254 {
1255 soc_camera_platform_del(icd, camera_device, &camera_link);
1256 }
1257
1258 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
1259 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1260 };
1261
1262 static struct resource ceu_resources[] = {
1263 [0] = {
1264 .name = "CEU",
1265 .start = 0xfe910000,
1266 .end = 0xfe91009f,
1267 .flags = IORESOURCE_MEM,
1268 },
1269 [1] = {
1270 .start = intcs_evt2irq(0x880),
1271 .flags = IORESOURCE_IRQ,
1272 },
1273 [2] = {
1274 /* place holder for contiguous memory */
1275 },
1276 };
1277
1278 static struct platform_device ceu_device = {
1279 .name = "sh_mobile_ceu",
1280 .id = 0, /* "ceu0" clock */
1281 .num_resources = ARRAY_SIZE(ceu_resources),
1282 .resource = ceu_resources,
1283 .dev = {
1284 .platform_data = &sh_mobile_ceu_info,
1285 .coherent_dma_mask = 0xffffffff,
1286 },
1287 };
1288
1289 static struct platform_device mackerel_camera = {
1290 .name = "soc-camera-pdrv",
1291 .id = 0,
1292 .dev = {
1293 .platform_data = &camera_link,
1294 },
1295 };
1296
1297 static struct platform_device *mackerel_devices[] __initdata = {
1298 &nor_flash_device,
1299 &smc911x_device,
1300 &lcdc_device,
1301 &usbhs1_device,
1302 &usbhs0_device,
1303 &leds_device,
1304 &fsi_device,
1305 &fsi_ak4643_device,
1306 &fsi_hdmi_device,
1307 &nand_flash_device,
1308 &sdhi0_device,
1309 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1310 &sdhi1_device,
1311 #endif
1312 &sdhi2_device,
1313 &sh_mmcif_device,
1314 &ceu_device,
1315 &mackerel_camera,
1316 &hdmi_device,
1317 &hdmi_lcdc_device,
1318 &meram_device,
1319 };
1320
1321 /* Keypad Initialization */
1322 #define KEYPAD_BUTTON(ev_type, ev_code, act_low) \
1323 { \
1324 .type = ev_type, \
1325 .code = ev_code, \
1326 .active_low = act_low, \
1327 }
1328
1329 #define KEYPAD_BUTTON_LOW(event_code) KEYPAD_BUTTON(EV_KEY, event_code, 1)
1330
1331 static struct tca6416_button mackerel_gpio_keys[] = {
1332 KEYPAD_BUTTON_LOW(KEY_HOME),
1333 KEYPAD_BUTTON_LOW(KEY_MENU),
1334 KEYPAD_BUTTON_LOW(KEY_BACK),
1335 KEYPAD_BUTTON_LOW(KEY_POWER),
1336 };
1337
1338 static struct tca6416_keys_platform_data mackerel_tca6416_keys_info = {
1339 .buttons = mackerel_gpio_keys,
1340 .nbuttons = ARRAY_SIZE(mackerel_gpio_keys),
1341 .rep = 1,
1342 .use_polling = 0,
1343 .pinmask = 0x000F,
1344 };
1345
1346 /* I2C */
1347 #define IRQ7 evt2irq(0x02e0)
1348 #define IRQ9 evt2irq(0x0320)
1349
1350 static struct i2c_board_info i2c0_devices[] = {
1351 {
1352 I2C_BOARD_INFO("ak4643", 0x13),
1353 },
1354 /* Keypad */
1355 {
1356 I2C_BOARD_INFO("tca6408-keys", 0x20),
1357 .platform_data = &mackerel_tca6416_keys_info,
1358 .irq = IRQ9,
1359 },
1360 /* Touchscreen */
1361 {
1362 I2C_BOARD_INFO("st1232-ts", 0x55),
1363 .irq = IRQ7,
1364 },
1365 };
1366
1367 #define IRQ21 evt2irq(0x32a0)
1368
1369 static struct i2c_board_info i2c1_devices[] = {
1370 /* Accelerometer */
1371 {
1372 I2C_BOARD_INFO("adxl34x", 0x53),
1373 .irq = IRQ21,
1374 },
1375 };
1376
1377 #define GPIO_PORT9CR 0xE6051009
1378 #define GPIO_PORT10CR 0xE605100A
1379 #define GPIO_PORT167CR 0xE60520A7
1380 #define GPIO_PORT168CR 0xE60520A8
1381 #define SRCR4 0xe61580bc
1382 #define USCCR1 0xE6058144
1383 static void __init mackerel_init(void)
1384 {
1385 u32 srcr4;
1386 struct clk *clk;
1387 int ret;
1388
1389 /* External clock source */
1390 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1391
1392 sh7372_pinmux_init();
1393
1394 /* enable SCIFA0 */
1395 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1396 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1397
1398 /* enable SMSC911X */
1399 gpio_request(GPIO_FN_CS5A, NULL);
1400 gpio_request(GPIO_FN_IRQ6_39, NULL);
1401
1402 /* LCDC */
1403 gpio_request(GPIO_FN_LCDD23, NULL);
1404 gpio_request(GPIO_FN_LCDD22, NULL);
1405 gpio_request(GPIO_FN_LCDD21, NULL);
1406 gpio_request(GPIO_FN_LCDD20, NULL);
1407 gpio_request(GPIO_FN_LCDD19, NULL);
1408 gpio_request(GPIO_FN_LCDD18, NULL);
1409 gpio_request(GPIO_FN_LCDD17, NULL);
1410 gpio_request(GPIO_FN_LCDD16, NULL);
1411 gpio_request(GPIO_FN_LCDD15, NULL);
1412 gpio_request(GPIO_FN_LCDD14, NULL);
1413 gpio_request(GPIO_FN_LCDD13, NULL);
1414 gpio_request(GPIO_FN_LCDD12, NULL);
1415 gpio_request(GPIO_FN_LCDD11, NULL);
1416 gpio_request(GPIO_FN_LCDD10, NULL);
1417 gpio_request(GPIO_FN_LCDD9, NULL);
1418 gpio_request(GPIO_FN_LCDD8, NULL);
1419 gpio_request(GPIO_FN_LCDD7, NULL);
1420 gpio_request(GPIO_FN_LCDD6, NULL);
1421 gpio_request(GPIO_FN_LCDD5, NULL);
1422 gpio_request(GPIO_FN_LCDD4, NULL);
1423 gpio_request(GPIO_FN_LCDD3, NULL);
1424 gpio_request(GPIO_FN_LCDD2, NULL);
1425 gpio_request(GPIO_FN_LCDD1, NULL);
1426 gpio_request(GPIO_FN_LCDD0, NULL);
1427 gpio_request(GPIO_FN_LCDDISP, NULL);
1428 gpio_request(GPIO_FN_LCDDCK, NULL);
1429
1430 gpio_request(GPIO_PORT31, NULL); /* backlight */
1431 gpio_direction_output(GPIO_PORT31, 0); /* off by default */
1432
1433 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1434 gpio_direction_output(GPIO_PORT151, 1);
1435
1436 /* USBHS0 */
1437 gpio_request(GPIO_FN_VBUS0_0, NULL);
1438 gpio_pull_down(GPIO_PORT168CR); /* VBUS0_0 pull down */
1439
1440 /* USBHS1 */
1441 gpio_request(GPIO_FN_VBUS0_1, NULL);
1442 gpio_pull_down(GPIO_PORT167CR); /* VBUS0_1 pull down */
1443 gpio_request(GPIO_FN_IDIN_1_113, NULL);
1444
1445 /* enable FSI2 port A (ak4643) */
1446 gpio_request(GPIO_FN_FSIAIBT, NULL);
1447 gpio_request(GPIO_FN_FSIAILR, NULL);
1448 gpio_request(GPIO_FN_FSIAISLD, NULL);
1449 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1450 gpio_request(GPIO_PORT161, NULL);
1451 gpio_direction_output(GPIO_PORT161, 0); /* slave */
1452
1453 gpio_request(GPIO_PORT9, NULL);
1454 gpio_request(GPIO_PORT10, NULL);
1455 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
1456 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1457
1458 intc_set_priority(IRQ_FSI, 3); /* irq priority FSI(3) > SMSC911X(2) */
1459
1460 /* setup FSI2 port B (HDMI) */
1461 gpio_request(GPIO_FN_FSIBCK, NULL);
1462 __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1463
1464 /* set SPU2 clock to 119.6 MHz */
1465 clk = clk_get(NULL, "spu_clk");
1466 if (!IS_ERR(clk)) {
1467 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1468 clk_put(clk);
1469 }
1470
1471 /* enable Keypad */
1472 gpio_request(GPIO_FN_IRQ9_42, NULL);
1473 irq_set_irq_type(IRQ9, IRQ_TYPE_LEVEL_HIGH);
1474
1475 /* enable Touchscreen */
1476 gpio_request(GPIO_FN_IRQ7_40, NULL);
1477 irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1478
1479 /* enable Accelerometer */
1480 gpio_request(GPIO_FN_IRQ21, NULL);
1481 irq_set_irq_type(IRQ21, IRQ_TYPE_LEVEL_HIGH);
1482
1483 /* enable SDHI0 */
1484 gpio_request(GPIO_FN_SDHICD0, NULL);
1485 gpio_request(GPIO_FN_SDHIWP0, NULL);
1486 gpio_request(GPIO_FN_SDHICMD0, NULL);
1487 gpio_request(GPIO_FN_SDHICLK0, NULL);
1488 gpio_request(GPIO_FN_SDHID0_3, NULL);
1489 gpio_request(GPIO_FN_SDHID0_2, NULL);
1490 gpio_request(GPIO_FN_SDHID0_1, NULL);
1491 gpio_request(GPIO_FN_SDHID0_0, NULL);
1492
1493 ret = request_irq(evt2irq(0x3340), mackerel_sdhi0_gpio_cd,
1494 IRQF_TRIGGER_FALLING, "sdhi0 cd", &sdhi0_device.dev);
1495 if (!ret)
1496 sdhi0_info.tmio_flags |= TMIO_MMC_HAS_COLD_CD;
1497 else
1498 pr_err("Cannot get IRQ #%d: %d\n", evt2irq(0x3340), ret);
1499
1500 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1501 /* enable SDHI1 */
1502 gpio_request(GPIO_FN_SDHICMD1, NULL);
1503 gpio_request(GPIO_FN_SDHICLK1, NULL);
1504 gpio_request(GPIO_FN_SDHID1_3, NULL);
1505 gpio_request(GPIO_FN_SDHID1_2, NULL);
1506 gpio_request(GPIO_FN_SDHID1_1, NULL);
1507 gpio_request(GPIO_FN_SDHID1_0, NULL);
1508 #endif
1509 /* card detect pin for MMC slot (CN7) */
1510 gpio_request(GPIO_PORT41, NULL);
1511 gpio_direction_input(GPIO_PORT41);
1512
1513 /* enable SDHI2 */
1514 gpio_request(GPIO_FN_SDHICMD2, NULL);
1515 gpio_request(GPIO_FN_SDHICLK2, NULL);
1516 gpio_request(GPIO_FN_SDHID2_3, NULL);
1517 gpio_request(GPIO_FN_SDHID2_2, NULL);
1518 gpio_request(GPIO_FN_SDHID2_1, NULL);
1519 gpio_request(GPIO_FN_SDHID2_0, NULL);
1520
1521 /* card detect pin for microSD slot (CN23) */
1522 gpio_request(GPIO_PORT162, NULL);
1523 gpio_direction_input(GPIO_PORT162);
1524
1525 /* MMCIF */
1526 gpio_request(GPIO_FN_MMCD0_0, NULL);
1527 gpio_request(GPIO_FN_MMCD0_1, NULL);
1528 gpio_request(GPIO_FN_MMCD0_2, NULL);
1529 gpio_request(GPIO_FN_MMCD0_3, NULL);
1530 gpio_request(GPIO_FN_MMCD0_4, NULL);
1531 gpio_request(GPIO_FN_MMCD0_5, NULL);
1532 gpio_request(GPIO_FN_MMCD0_6, NULL);
1533 gpio_request(GPIO_FN_MMCD0_7, NULL);
1534 gpio_request(GPIO_FN_MMCCMD0, NULL);
1535 gpio_request(GPIO_FN_MMCCLK0, NULL);
1536
1537 /* FLCTL */
1538 gpio_request(GPIO_FN_D0_NAF0, NULL);
1539 gpio_request(GPIO_FN_D1_NAF1, NULL);
1540 gpio_request(GPIO_FN_D2_NAF2, NULL);
1541 gpio_request(GPIO_FN_D3_NAF3, NULL);
1542 gpio_request(GPIO_FN_D4_NAF4, NULL);
1543 gpio_request(GPIO_FN_D5_NAF5, NULL);
1544 gpio_request(GPIO_FN_D6_NAF6, NULL);
1545 gpio_request(GPIO_FN_D7_NAF7, NULL);
1546 gpio_request(GPIO_FN_D8_NAF8, NULL);
1547 gpio_request(GPIO_FN_D9_NAF9, NULL);
1548 gpio_request(GPIO_FN_D10_NAF10, NULL);
1549 gpio_request(GPIO_FN_D11_NAF11, NULL);
1550 gpio_request(GPIO_FN_D12_NAF12, NULL);
1551 gpio_request(GPIO_FN_D13_NAF13, NULL);
1552 gpio_request(GPIO_FN_D14_NAF14, NULL);
1553 gpio_request(GPIO_FN_D15_NAF15, NULL);
1554 gpio_request(GPIO_FN_FCE0, NULL);
1555 gpio_request(GPIO_FN_WE0_FWE, NULL);
1556 gpio_request(GPIO_FN_FRB, NULL);
1557 gpio_request(GPIO_FN_A4_FOE, NULL);
1558 gpio_request(GPIO_FN_A5_FCDE, NULL);
1559 gpio_request(GPIO_FN_RD_FSC, NULL);
1560
1561 /* enable GPS module (GT-720F) */
1562 gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
1563 gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
1564
1565 /* CEU */
1566 gpio_request(GPIO_FN_VIO_CLK, NULL);
1567 gpio_request(GPIO_FN_VIO_VD, NULL);
1568 gpio_request(GPIO_FN_VIO_HD, NULL);
1569 gpio_request(GPIO_FN_VIO_FIELD, NULL);
1570 gpio_request(GPIO_FN_VIO_CKO, NULL);
1571 gpio_request(GPIO_FN_VIO_D7, NULL);
1572 gpio_request(GPIO_FN_VIO_D6, NULL);
1573 gpio_request(GPIO_FN_VIO_D5, NULL);
1574 gpio_request(GPIO_FN_VIO_D4, NULL);
1575 gpio_request(GPIO_FN_VIO_D3, NULL);
1576 gpio_request(GPIO_FN_VIO_D2, NULL);
1577 gpio_request(GPIO_FN_VIO_D1, NULL);
1578 gpio_request(GPIO_FN_VIO_D0, NULL);
1579
1580 /* HDMI */
1581 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1582 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1583
1584 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1585 srcr4 = __raw_readl(SRCR4);
1586 __raw_writel(srcr4 | (1 << 13), SRCR4);
1587 udelay(50);
1588 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1589
1590 i2c_register_board_info(0, i2c0_devices,
1591 ARRAY_SIZE(i2c0_devices));
1592 i2c_register_board_info(1, i2c1_devices,
1593 ARRAY_SIZE(i2c1_devices));
1594
1595 sh7372_add_standard_devices();
1596
1597 platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
1598
1599 sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc_device);
1600 sh7372_add_device_to_domain(&sh7372_a4lc, &hdmi_lcdc_device);
1601 sh7372_add_device_to_domain(&sh7372_a4lc, &meram_device);
1602 sh7372_add_device_to_domain(&sh7372_a4mp, &fsi_device);
1603 sh7372_add_device_to_domain(&sh7372_a3sp, &usbhs0_device);
1604 sh7372_add_device_to_domain(&sh7372_a3sp, &usbhs1_device);
1605 sh7372_add_device_to_domain(&sh7372_a3sp, &nand_flash_device);
1606 sh7372_add_device_to_domain(&sh7372_a3sp, &sh_mmcif_device);
1607 sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi0_device);
1608 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1609 sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi1_device);
1610 #endif
1611 sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi2_device);
1612 sh7372_add_device_to_domain(&sh7372_a4r, &ceu_device);
1613
1614 hdmi_init_pm_clock();
1615 sh7372_pm_init();
1616 pm_clk_add(&fsi_device.dev, "spu2");
1617 pm_clk_add(&hdmi_lcdc_device.dev, "hdmi");
1618 }
1619
1620 MACHINE_START(MACKEREL, "mackerel")
1621 .map_io = sh7372_map_io,
1622 .init_early = sh7372_add_early_devices,
1623 .init_irq = sh7372_init_irq,
1624 .handle_irq = shmobile_handle_irq_intc,
1625 .init_machine = mackerel_init,
1626 .timer = &shmobile_timer,
1627 MACHINE_END
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