Merge tag 'for-linus' of git://linux-c6x.org/git/projects/linux-c6x-upstreaming
[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/mtd/sh_flctl.h>
43 #include <linux/pm_clock.h>
44 #include <linux/regulator/fixed.h>
45 #include <linux/regulator/machine.h>
46 #include <linux/smsc911x.h>
47 #include <linux/sh_intc.h>
48 #include <linux/tca6416_keypad.h>
49 #include <linux/usb/renesas_usbhs.h>
50 #include <linux/dma-mapping.h>
51
52 #include <video/sh_mobile_hdmi.h>
53 #include <video/sh_mobile_lcdc.h>
54 #include <media/sh_mobile_ceu.h>
55 #include <media/soc_camera.h>
56 #include <media/soc_camera_platform.h>
57 #include <sound/sh_fsi.h>
58 #include <sound/simple_card.h>
59
60 #include <mach/common.h>
61 #include <mach/irqs.h>
62 #include <mach/sh7372.h>
63
64 #include <asm/mach/arch.h>
65 #include <asm/mach-types.h>
66
67 /*
68 * Address Interface BusWidth note
69 * ------------------------------------------------------------------
70 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
71 * 0x0800_0000 user area -
72 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
73 * 0x1400_0000 Ether (LAN9220) 16bit
74 * 0x1600_0000 user area - cannot use with NAND
75 * 0x1800_0000 user area -
76 * 0x1A00_0000 -
77 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
78 */
79
80 /*
81 * CPU mode
82 *
83 * SW4 | Boot Area| Master | Remarks
84 * 1 | 2 | 3 | 4 | 5 | 6 | 8 | | Processor|
85 * ----+-----+-----+-----+-----+-----+-----+----------+----------+--------------
86 * ON | ON | OFF | ON | ON | OFF | OFF | External | System | External ROM
87 * ON | ON | ON | ON | ON | OFF | OFF | External | System | ROM Debug
88 * ON | ON | X | ON | OFF | OFF | OFF | Built-in | System | ROM Debug
89 * X | OFF | X | X | X | X | OFF | Built-in | System | MaskROM
90 * OFF | X | X | X | X | X | OFF | Built-in | System | MaskROM
91 * X | X | X | OFF | X | X | OFF | Built-in | System | MaskROM
92 * OFF | ON | OFF | X | X | OFF | ON | External | System | Standalone
93 * ON | OFF | OFF | X | X | OFF | ON | External | Realtime | Standalone
94 */
95
96 /*
97 * NOR Flash ROM
98 *
99 * SW1 | SW2 | SW7 | NOR Flash ROM
100 * bit1 | bit1 bit2 | bit1 | Memory allocation
101 * ------+------------+------+------------------
102 * OFF | ON OFF | ON | Area 0
103 * OFF | ON OFF | OFF | Area 4
104 */
105
106 /*
107 * SMSC 9220
108 *
109 * SW1 SMSC 9220
110 * -----------------------
111 * ON access disable
112 * OFF access enable
113 */
114
115 /*
116 * NAND Flash ROM
117 *
118 * SW1 | SW2 | SW7 | NAND Flash ROM
119 * bit1 | bit1 bit2 | bit2 | Memory allocation
120 * ------+------------+------+------------------
121 * OFF | ON OFF | ON | FCE 0
122 * OFF | ON OFF | OFF | FCE 1
123 */
124
125 /*
126 * External interrupt pin settings
127 *
128 * IRQX | pin setting | device | level
129 * ------+--------------------+--------------------+-------
130 * IRQ0 | ICR1A.IRQ0SA=0010 | SDHI2 card detect | Low
131 * IRQ6 | ICR1A.IRQ6SA=0011 | Ether(LAN9220) | High
132 * IRQ7 | ICR1A.IRQ7SA=0010 | LCD Touch Panel | Low
133 * IRQ8 | ICR2A.IRQ8SA=0010 | MMC/SD card detect | Low
134 * IRQ9 | ICR2A.IRQ9SA=0010 | KEY(TCA6408) | Low
135 * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345) | High
136 * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975) | High
137 */
138
139 /*
140 * USB
141 *
142 * USB0 : CN22 : Function
143 * USB1 : CN31 : Function/Host *1
144 *
145 * J30 (for CN31) *1
146 * ----------+---------------+-------------
147 * 1-2 short | VBUS 5V | Host
148 * open | external VBUS | Function
149 *
150 * CAUTION
151 *
152 * renesas_usbhs driver can use external interrupt mode
153 * (which come from USB-PHY) or autonomy mode (it use own interrupt)
154 * for detecting connection/disconnection when Function.
155 * USB will be power OFF while it has been disconnecting
156 * if external interrupt mode, and it is always power ON if autonomy mode,
157 *
158 * mackerel can not use external interrupt (IRQ7-PORT167) mode on "USB0",
159 * because Touchscreen is using IRQ7-PORT40.
160 * It is impossible to use IRQ7 demux on this board.
161 */
162
163 /*
164 * SDHI0 (CN12)
165 *
166 * SW56 : OFF
167 *
168 */
169
170 /* MMC /SDHI1 (CN7)
171 *
172 * I/O voltage : 1.8v
173 *
174 * Power voltage : 1.8v or 3.3v
175 * J22 : select power voltage *1
176 * 1-2 pin : 1.8v
177 * 2-3 pin : 3.3v
178 *
179 * *1
180 * Please change J22 depends the card to be used.
181 * MMC's OCR field set to support either voltage for the card inserted.
182 *
183 * SW1 | SW33
184 * | bit1 | bit2 | bit3 | bit4
185 * -------------+------+------+------+-------
186 * MMC0 OFF | OFF | X | ON | X (Use MMCIF)
187 * SDHI1 OFF | ON | X | OFF | X (Use MFD_SH_MOBILE_SDHI)
188 *
189 */
190
191 /*
192 * SDHI2 (CN23)
193 *
194 * microSD card sloct
195 *
196 */
197
198 /*
199 * FSI - AK4642
200 *
201 * it needs amixer settings for playing
202 *
203 * amixer set "Headphone" on
204 * amixer set "HPOUTL Mixer DACH" on
205 * amixer set "HPOUTR Mixer DACH" on
206 */
207
208 /* Fixed 3.3V and 1.8V regulators to be used by multiple devices */
209 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
210 {
211 /*
212 * J22 on mackerel switches mmcif.0 and sdhi.1 between 1.8V and 3.3V
213 * Since we cannot support both voltages, we support the default 1.8V
214 */
215 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
216 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
217 REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
218 REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
219 };
220
221 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
222 {
223 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
224 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
225 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
226 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.2"),
227 };
228
229 /* Dummy supplies, where voltage doesn't matter */
230 static struct regulator_consumer_supply dummy_supplies[] = {
231 REGULATOR_SUPPLY("vddvario", "smsc911x"),
232 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
233 };
234
235 /* MTD */
236 static struct mtd_partition nor_flash_partitions[] = {
237 {
238 .name = "loader",
239 .offset = 0x00000000,
240 .size = 512 * 1024,
241 .mask_flags = MTD_WRITEABLE,
242 },
243 {
244 .name = "bootenv",
245 .offset = MTDPART_OFS_APPEND,
246 .size = 512 * 1024,
247 .mask_flags = MTD_WRITEABLE,
248 },
249 {
250 .name = "kernel_ro",
251 .offset = MTDPART_OFS_APPEND,
252 .size = 8 * 1024 * 1024,
253 .mask_flags = MTD_WRITEABLE,
254 },
255 {
256 .name = "kernel",
257 .offset = MTDPART_OFS_APPEND,
258 .size = 8 * 1024 * 1024,
259 },
260 {
261 .name = "data",
262 .offset = MTDPART_OFS_APPEND,
263 .size = MTDPART_SIZ_FULL,
264 },
265 };
266
267 static struct physmap_flash_data nor_flash_data = {
268 .width = 2,
269 .parts = nor_flash_partitions,
270 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
271 };
272
273 static struct resource nor_flash_resources[] = {
274 [0] = {
275 .start = 0x20000000, /* CS0 shadow instead of regular CS0 */
276 .end = 0x28000000 - 1, /* needed by USB MASK ROM boot */
277 .flags = IORESOURCE_MEM,
278 }
279 };
280
281 static struct platform_device nor_flash_device = {
282 .name = "physmap-flash",
283 .dev = {
284 .platform_data = &nor_flash_data,
285 },
286 .num_resources = ARRAY_SIZE(nor_flash_resources),
287 .resource = nor_flash_resources,
288 };
289
290 /* SMSC */
291 static struct resource smc911x_resources[] = {
292 {
293 .start = 0x14000000,
294 .end = 0x16000000 - 1,
295 .flags = IORESOURCE_MEM,
296 }, {
297 .start = evt2irq(0x02c0) /* IRQ6A */,
298 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
299 },
300 };
301
302 static struct smsc911x_platform_config smsc911x_info = {
303 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
304 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
305 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
306 };
307
308 static struct platform_device smc911x_device = {
309 .name = "smsc911x",
310 .id = -1,
311 .num_resources = ARRAY_SIZE(smc911x_resources),
312 .resource = smc911x_resources,
313 .dev = {
314 .platform_data = &smsc911x_info,
315 },
316 };
317
318 /* MERAM */
319 static struct sh_mobile_meram_info mackerel_meram_info = {
320 .addr_mode = SH_MOBILE_MERAM_MODE1,
321 };
322
323 static struct resource meram_resources[] = {
324 [0] = {
325 .name = "regs",
326 .start = 0xe8000000,
327 .end = 0xe807ffff,
328 .flags = IORESOURCE_MEM,
329 },
330 [1] = {
331 .name = "meram",
332 .start = 0xe8080000,
333 .end = 0xe81fffff,
334 .flags = IORESOURCE_MEM,
335 },
336 };
337
338 static struct platform_device meram_device = {
339 .name = "sh_mobile_meram",
340 .id = 0,
341 .num_resources = ARRAY_SIZE(meram_resources),
342 .resource = meram_resources,
343 .dev = {
344 .platform_data = &mackerel_meram_info,
345 },
346 };
347
348 /* LCDC */
349 static struct fb_videomode mackerel_lcdc_modes[] = {
350 {
351 .name = "WVGA Panel",
352 .xres = 800,
353 .yres = 480,
354 .left_margin = 220,
355 .right_margin = 110,
356 .hsync_len = 70,
357 .upper_margin = 20,
358 .lower_margin = 5,
359 .vsync_len = 5,
360 .sync = 0,
361 },
362 };
363
364 static int mackerel_set_brightness(int brightness)
365 {
366 gpio_set_value(GPIO_PORT31, brightness);
367
368 return 0;
369 }
370
371 static int mackerel_get_brightness(void)
372 {
373 return gpio_get_value(GPIO_PORT31);
374 }
375
376 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
377 .icb[0] = {
378 .meram_size = 0x40,
379 },
380 .icb[1] = {
381 .meram_size = 0x40,
382 },
383 };
384
385 static struct sh_mobile_lcdc_info lcdc_info = {
386 .meram_dev = &mackerel_meram_info,
387 .clock_source = LCDC_CLK_BUS,
388 .ch[0] = {
389 .chan = LCDC_CHAN_MAINLCD,
390 .fourcc = V4L2_PIX_FMT_RGB565,
391 .lcd_modes = mackerel_lcdc_modes,
392 .num_modes = ARRAY_SIZE(mackerel_lcdc_modes),
393 .interface_type = RGB24,
394 .clock_divider = 3,
395 .flags = 0,
396 .panel_cfg = {
397 .width = 152,
398 .height = 91,
399 },
400 .bl_info = {
401 .name = "sh_mobile_lcdc_bl",
402 .max_brightness = 1,
403 .set_brightness = mackerel_set_brightness,
404 .get_brightness = mackerel_get_brightness,
405 },
406 .meram_cfg = &lcd_meram_cfg,
407 }
408 };
409
410 static struct resource lcdc_resources[] = {
411 [0] = {
412 .name = "LCDC",
413 .start = 0xfe940000,
414 .end = 0xfe943fff,
415 .flags = IORESOURCE_MEM,
416 },
417 [1] = {
418 .start = intcs_evt2irq(0x580),
419 .flags = IORESOURCE_IRQ,
420 },
421 };
422
423 static struct platform_device lcdc_device = {
424 .name = "sh_mobile_lcdc_fb",
425 .num_resources = ARRAY_SIZE(lcdc_resources),
426 .resource = lcdc_resources,
427 .dev = {
428 .platform_data = &lcdc_info,
429 .coherent_dma_mask = ~0,
430 },
431 };
432
433 /* HDMI */
434 static struct sh_mobile_hdmi_info hdmi_info = {
435 .flags = HDMI_SND_SRC_SPDIF,
436 };
437
438 static struct resource hdmi_resources[] = {
439 [0] = {
440 .name = "HDMI",
441 .start = 0xe6be0000,
442 .end = 0xe6be00ff,
443 .flags = IORESOURCE_MEM,
444 },
445 [1] = {
446 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
447 .start = evt2irq(0x17e0),
448 .flags = IORESOURCE_IRQ,
449 },
450 };
451
452 static struct platform_device hdmi_device = {
453 .name = "sh-mobile-hdmi",
454 .num_resources = ARRAY_SIZE(hdmi_resources),
455 .resource = hdmi_resources,
456 .id = -1,
457 .dev = {
458 .platform_data = &hdmi_info,
459 },
460 };
461
462 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
463 .icb[0] = {
464 .meram_size = 0x100,
465 },
466 .icb[1] = {
467 .meram_size = 0x100,
468 },
469 };
470
471 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
472 .meram_dev = &mackerel_meram_info,
473 .clock_source = LCDC_CLK_EXTERNAL,
474 .ch[0] = {
475 .chan = LCDC_CHAN_MAINLCD,
476 .fourcc = V4L2_PIX_FMT_RGB565,
477 .interface_type = RGB24,
478 .clock_divider = 1,
479 .flags = LCDC_FLAGS_DWPOL,
480 .meram_cfg = &hdmi_meram_cfg,
481 .tx_dev = &hdmi_device,
482 }
483 };
484
485 static struct resource hdmi_lcdc_resources[] = {
486 [0] = {
487 .name = "LCDC1",
488 .start = 0xfe944000,
489 .end = 0xfe947fff,
490 .flags = IORESOURCE_MEM,
491 },
492 [1] = {
493 .start = intcs_evt2irq(0x1780),
494 .flags = IORESOURCE_IRQ,
495 },
496 };
497
498 static struct platform_device hdmi_lcdc_device = {
499 .name = "sh_mobile_lcdc_fb",
500 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
501 .resource = hdmi_lcdc_resources,
502 .id = 1,
503 .dev = {
504 .platform_data = &hdmi_lcdc_info,
505 .coherent_dma_mask = ~0,
506 },
507 };
508
509 static struct asoc_simple_dai_init_info fsi2_hdmi_init_info = {
510 .cpu_daifmt = SND_SOC_DAIFMT_CBM_CFM,
511 };
512
513 static struct asoc_simple_card_info fsi2_hdmi_info = {
514 .name = "HDMI",
515 .card = "FSI2B-HDMI",
516 .cpu_dai = "fsib-dai",
517 .codec = "sh-mobile-hdmi",
518 .platform = "sh_fsi2",
519 .codec_dai = "sh_mobile_hdmi-hifi",
520 .init = &fsi2_hdmi_init_info,
521 };
522
523 static struct platform_device fsi_hdmi_device = {
524 .name = "asoc-simple-card",
525 .id = 1,
526 .dev = {
527 .platform_data = &fsi2_hdmi_info,
528 },
529 };
530
531 static void __init hdmi_init_pm_clock(void)
532 {
533 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
534 int ret;
535 long rate;
536
537 if (IS_ERR(hdmi_ick)) {
538 ret = PTR_ERR(hdmi_ick);
539 pr_err("Cannot get HDMI ICK: %d\n", ret);
540 goto out;
541 }
542
543 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
544 if (ret < 0) {
545 pr_err("Cannot set PLLC2 parent: %d, %d users\n",
546 ret, sh7372_pllc2_clk.usecount);
547 goto out;
548 }
549
550 pr_debug("PLLC2 initial frequency %lu\n",
551 clk_get_rate(&sh7372_pllc2_clk));
552
553 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
554 if (rate < 0) {
555 pr_err("Cannot get suitable rate: %ld\n", rate);
556 ret = rate;
557 goto out;
558 }
559
560 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
561 if (ret < 0) {
562 pr_err("Cannot set rate %ld: %d\n", rate, ret);
563 goto out;
564 }
565
566 pr_debug("PLLC2 set frequency %lu\n", rate);
567
568 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
569 if (ret < 0)
570 pr_err("Cannot set HDMI parent: %d\n", ret);
571
572 out:
573 if (!IS_ERR(hdmi_ick))
574 clk_put(hdmi_ick);
575 }
576
577 /* USBHS0 is connected to CN22 which takes a USB Mini-B plug
578 *
579 * The sh7372 SoC has IRQ7 set aside for USBHS0 hotplug,
580 * but on this particular board IRQ7 is already used by
581 * the touch screen. This leaves us with software polling.
582 */
583 #define USBHS0_POLL_INTERVAL (HZ * 5)
584
585 struct usbhs_private {
586 unsigned int usbphyaddr;
587 unsigned int usbcrcaddr;
588 struct renesas_usbhs_platform_info info;
589 struct delayed_work work;
590 struct platform_device *pdev;
591 };
592
593 #define usbhs_get_priv(pdev) \
594 container_of(renesas_usbhs_get_info(pdev), \
595 struct usbhs_private, info)
596
597 #define usbhs_is_connected(priv) \
598 (!((1 << 7) & __raw_readw(priv->usbcrcaddr)))
599
600 static int usbhs_get_vbus(struct platform_device *pdev)
601 {
602 return usbhs_is_connected(usbhs_get_priv(pdev));
603 }
604
605 static void usbhs_phy_reset(struct platform_device *pdev)
606 {
607 struct usbhs_private *priv = usbhs_get_priv(pdev);
608
609 /* init phy */
610 __raw_writew(0x8a0a, priv->usbcrcaddr);
611 }
612
613 static int usbhs0_get_id(struct platform_device *pdev)
614 {
615 return USBHS_GADGET;
616 }
617
618 static void usbhs0_work_function(struct work_struct *work)
619 {
620 struct usbhs_private *priv = container_of(work, struct usbhs_private,
621 work.work);
622
623 renesas_usbhs_call_notify_hotplug(priv->pdev);
624 schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
625 }
626
627 static int usbhs0_hardware_init(struct platform_device *pdev)
628 {
629 struct usbhs_private *priv = usbhs_get_priv(pdev);
630
631 priv->pdev = pdev;
632 INIT_DELAYED_WORK(&priv->work, usbhs0_work_function);
633 schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
634 return 0;
635 }
636
637 static void usbhs0_hardware_exit(struct platform_device *pdev)
638 {
639 struct usbhs_private *priv = usbhs_get_priv(pdev);
640
641 cancel_delayed_work_sync(&priv->work);
642 }
643
644 static struct usbhs_private usbhs0_private = {
645 .usbcrcaddr = 0xe605810c, /* USBCR2 */
646 .info = {
647 .platform_callback = {
648 .hardware_init = usbhs0_hardware_init,
649 .hardware_exit = usbhs0_hardware_exit,
650 .phy_reset = usbhs_phy_reset,
651 .get_id = usbhs0_get_id,
652 .get_vbus = usbhs_get_vbus,
653 },
654 .driver_param = {
655 .buswait_bwait = 4,
656 .d0_tx_id = SHDMA_SLAVE_USB0_TX,
657 .d1_rx_id = SHDMA_SLAVE_USB0_RX,
658 },
659 },
660 };
661
662 static struct resource usbhs0_resources[] = {
663 [0] = {
664 .name = "USBHS0",
665 .start = 0xe6890000,
666 .end = 0xe68900e6 - 1,
667 .flags = IORESOURCE_MEM,
668 },
669 [1] = {
670 .start = evt2irq(0x1ca0) /* USB0_USB0I0 */,
671 .flags = IORESOURCE_IRQ,
672 },
673 };
674
675 static struct platform_device usbhs0_device = {
676 .name = "renesas_usbhs",
677 .id = 0,
678 .dev = {
679 .platform_data = &usbhs0_private.info,
680 },
681 .num_resources = ARRAY_SIZE(usbhs0_resources),
682 .resource = usbhs0_resources,
683 };
684
685 /* USBHS1 is connected to CN31 which takes a USB Mini-AB plug
686 *
687 * Use J30 to select between Host and Function. This setting
688 * can however not be detected by software. Hotplug of USBHS1
689 * is provided via IRQ8.
690 *
691 * Current USB1 works as "USB Host".
692 * - set J30 "short"
693 *
694 * If you want to use it as "USB gadget",
695 * - J30 "open"
696 * - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
697 * - add .get_vbus = usbhs_get_vbus in usbhs1_private
698 */
699 #define IRQ8 evt2irq(0x0300)
700 #define USB_PHY_MODE (1 << 4)
701 #define USB_PHY_INT_EN ((1 << 3) | (1 << 2))
702 #define USB_PHY_ON (1 << 1)
703 #define USB_PHY_OFF (1 << 0)
704 #define USB_PHY_INT_CLR (USB_PHY_ON | USB_PHY_OFF)
705
706 static irqreturn_t usbhs1_interrupt(int irq, void *data)
707 {
708 struct platform_device *pdev = data;
709 struct usbhs_private *priv = usbhs_get_priv(pdev);
710
711 dev_dbg(&pdev->dev, "%s\n", __func__);
712
713 renesas_usbhs_call_notify_hotplug(pdev);
714
715 /* clear status */
716 __raw_writew(__raw_readw(priv->usbphyaddr) | USB_PHY_INT_CLR,
717 priv->usbphyaddr);
718
719 return IRQ_HANDLED;
720 }
721
722 static int usbhs1_hardware_init(struct platform_device *pdev)
723 {
724 struct usbhs_private *priv = usbhs_get_priv(pdev);
725 int ret;
726
727 /* clear interrupt status */
728 __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
729
730 ret = request_irq(IRQ8, usbhs1_interrupt, IRQF_TRIGGER_HIGH,
731 dev_name(&pdev->dev), pdev);
732 if (ret) {
733 dev_err(&pdev->dev, "request_irq err\n");
734 return ret;
735 }
736
737 /* enable USB phy interrupt */
738 __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->usbphyaddr);
739
740 return 0;
741 }
742
743 static void usbhs1_hardware_exit(struct platform_device *pdev)
744 {
745 struct usbhs_private *priv = usbhs_get_priv(pdev);
746
747 /* clear interrupt status */
748 __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
749
750 free_irq(IRQ8, pdev);
751 }
752
753 static int usbhs1_get_id(struct platform_device *pdev)
754 {
755 return USBHS_HOST;
756 }
757
758 static u32 usbhs1_pipe_cfg[] = {
759 USB_ENDPOINT_XFER_CONTROL,
760 USB_ENDPOINT_XFER_ISOC,
761 USB_ENDPOINT_XFER_ISOC,
762 USB_ENDPOINT_XFER_BULK,
763 USB_ENDPOINT_XFER_BULK,
764 USB_ENDPOINT_XFER_BULK,
765 USB_ENDPOINT_XFER_INT,
766 USB_ENDPOINT_XFER_INT,
767 USB_ENDPOINT_XFER_INT,
768 USB_ENDPOINT_XFER_BULK,
769 USB_ENDPOINT_XFER_BULK,
770 USB_ENDPOINT_XFER_BULK,
771 USB_ENDPOINT_XFER_BULK,
772 USB_ENDPOINT_XFER_BULK,
773 USB_ENDPOINT_XFER_BULK,
774 USB_ENDPOINT_XFER_BULK,
775 };
776
777 static struct usbhs_private usbhs1_private = {
778 .usbphyaddr = 0xe60581e2, /* USBPHY1INTAP */
779 .usbcrcaddr = 0xe6058130, /* USBCR4 */
780 .info = {
781 .platform_callback = {
782 .hardware_init = usbhs1_hardware_init,
783 .hardware_exit = usbhs1_hardware_exit,
784 .get_id = usbhs1_get_id,
785 .phy_reset = usbhs_phy_reset,
786 },
787 .driver_param = {
788 .buswait_bwait = 4,
789 .has_otg = 1,
790 .pipe_type = usbhs1_pipe_cfg,
791 .pipe_size = ARRAY_SIZE(usbhs1_pipe_cfg),
792 .d0_tx_id = SHDMA_SLAVE_USB1_TX,
793 .d1_rx_id = SHDMA_SLAVE_USB1_RX,
794 },
795 },
796 };
797
798 static struct resource usbhs1_resources[] = {
799 [0] = {
800 .name = "USBHS1",
801 .start = 0xe68b0000,
802 .end = 0xe68b00e6 - 1,
803 .flags = IORESOURCE_MEM,
804 },
805 [1] = {
806 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
807 .flags = IORESOURCE_IRQ,
808 },
809 };
810
811 static struct platform_device usbhs1_device = {
812 .name = "renesas_usbhs",
813 .id = 1,
814 .dev = {
815 .platform_data = &usbhs1_private.info,
816 },
817 .num_resources = ARRAY_SIZE(usbhs1_resources),
818 .resource = usbhs1_resources,
819 };
820
821 /* LED */
822 static struct gpio_led mackerel_leds[] = {
823 {
824 .name = "led0",
825 .gpio = GPIO_PORT0,
826 .default_state = LEDS_GPIO_DEFSTATE_ON,
827 },
828 {
829 .name = "led1",
830 .gpio = GPIO_PORT1,
831 .default_state = LEDS_GPIO_DEFSTATE_ON,
832 },
833 {
834 .name = "led2",
835 .gpio = GPIO_PORT2,
836 .default_state = LEDS_GPIO_DEFSTATE_ON,
837 },
838 {
839 .name = "led3",
840 .gpio = GPIO_PORT159,
841 .default_state = LEDS_GPIO_DEFSTATE_ON,
842 }
843 };
844
845 static struct gpio_led_platform_data mackerel_leds_pdata = {
846 .leds = mackerel_leds,
847 .num_leds = ARRAY_SIZE(mackerel_leds),
848 };
849
850 static struct platform_device leds_device = {
851 .name = "leds-gpio",
852 .id = 0,
853 .dev = {
854 .platform_data = &mackerel_leds_pdata,
855 },
856 };
857
858 /* FSI */
859 #define IRQ_FSI evt2irq(0x1840)
860 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
861 {
862 int ret;
863
864 if (rate <= 0)
865 return 0;
866
867 if (!enable) {
868 clk_disable(clk);
869 return 0;
870 }
871
872 ret = clk_set_rate(clk, clk_round_rate(clk, rate));
873 if (ret < 0)
874 return ret;
875
876 return clk_enable(clk);
877 }
878
879 static int fsi_b_set_rate(struct device *dev, int rate, int enable)
880 {
881 struct clk *fsib_clk;
882 struct clk *fdiv_clk = &sh7372_fsidivb_clk;
883 long fsib_rate = 0;
884 long fdiv_rate = 0;
885 int ackmd_bpfmd;
886 int ret;
887
888 /* clock start */
889 switch (rate) {
890 case 44100:
891 fsib_rate = rate * 256;
892 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
893 break;
894 case 48000:
895 fsib_rate = 85428000; /* around 48kHz x 256 x 7 */
896 fdiv_rate = rate * 256;
897 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
898 break;
899 default:
900 pr_err("unsupported rate in FSI2 port B\n");
901 return -EINVAL;
902 }
903
904 /* FSI B setting */
905 fsib_clk = clk_get(dev, "ickb");
906 if (IS_ERR(fsib_clk))
907 return -EIO;
908
909 /* fsib */
910 ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
911 if (ret < 0)
912 goto fsi_set_rate_end;
913
914 /* FSI DIV */
915 ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
916 if (ret < 0) {
917 /* disable FSI B */
918 if (enable)
919 __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
920 goto fsi_set_rate_end;
921 }
922
923 ret = ackmd_bpfmd;
924
925 fsi_set_rate_end:
926 clk_put(fsib_clk);
927 return ret;
928 }
929
930 static struct sh_fsi_platform_info fsi_info = {
931 .port_a = {
932 .flags = SH_FSI_BRS_INV,
933 .tx_id = SHDMA_SLAVE_FSIA_TX,
934 .rx_id = SHDMA_SLAVE_FSIA_RX,
935 },
936 .port_b = {
937 .flags = SH_FSI_BRS_INV |
938 SH_FSI_BRM_INV |
939 SH_FSI_LRS_INV |
940 SH_FSI_FMT_SPDIF,
941 .set_rate = fsi_b_set_rate,
942 }
943 };
944
945 static struct resource fsi_resources[] = {
946 [0] = {
947 /* we need 0xFE1F0000 to access DMA
948 * instead of 0xFE3C0000 */
949 .name = "FSI",
950 .start = 0xFE1F0000,
951 .end = 0xFE1F0400 - 1,
952 .flags = IORESOURCE_MEM,
953 },
954 [1] = {
955 .start = IRQ_FSI,
956 .flags = IORESOURCE_IRQ,
957 },
958 };
959
960 static struct platform_device fsi_device = {
961 .name = "sh_fsi2",
962 .id = -1,
963 .num_resources = ARRAY_SIZE(fsi_resources),
964 .resource = fsi_resources,
965 .dev = {
966 .platform_data = &fsi_info,
967 },
968 };
969
970 static struct asoc_simple_dai_init_info fsi2_ak4643_init_info = {
971 .fmt = SND_SOC_DAIFMT_LEFT_J,
972 .codec_daifmt = SND_SOC_DAIFMT_CBM_CFM,
973 .cpu_daifmt = SND_SOC_DAIFMT_CBS_CFS,
974 .sysclk = 11289600,
975 };
976
977 static struct asoc_simple_card_info fsi2_ak4643_info = {
978 .name = "AK4643",
979 .card = "FSI2A-AK4643",
980 .cpu_dai = "fsia-dai",
981 .codec = "ak4642-codec.0-0013",
982 .platform = "sh_fsi2",
983 .codec_dai = "ak4642-hifi",
984 .init = &fsi2_ak4643_init_info,
985 };
986
987 static struct platform_device fsi_ak4643_device = {
988 .name = "asoc-simple-card",
989 .dev = {
990 .platform_data = &fsi2_ak4643_info,
991 },
992 };
993
994 /* FLCTL */
995 static struct mtd_partition nand_partition_info[] = {
996 {
997 .name = "system",
998 .offset = 0,
999 .size = 128 * 1024 * 1024,
1000 },
1001 {
1002 .name = "userdata",
1003 .offset = MTDPART_OFS_APPEND,
1004 .size = 256 * 1024 * 1024,
1005 },
1006 {
1007 .name = "cache",
1008 .offset = MTDPART_OFS_APPEND,
1009 .size = 128 * 1024 * 1024,
1010 },
1011 };
1012
1013 static struct resource nand_flash_resources[] = {
1014 [0] = {
1015 .start = 0xe6a30000,
1016 .end = 0xe6a3009b,
1017 .flags = IORESOURCE_MEM,
1018 }
1019 };
1020
1021 static struct sh_flctl_platform_data nand_flash_data = {
1022 .parts = nand_partition_info,
1023 .nr_parts = ARRAY_SIZE(nand_partition_info),
1024 .flcmncr_val = CLK_16B_12L_4H | TYPESEL_SET
1025 | SHBUSSEL | SEL_16BIT | SNAND_E,
1026 .use_holden = 1,
1027 };
1028
1029 static struct platform_device nand_flash_device = {
1030 .name = "sh_flctl",
1031 .resource = nand_flash_resources,
1032 .num_resources = ARRAY_SIZE(nand_flash_resources),
1033 .dev = {
1034 .platform_data = &nand_flash_data,
1035 },
1036 };
1037
1038 /*
1039 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
1040 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
1041 */
1042 static int slot_cn7_get_cd(struct platform_device *pdev)
1043 {
1044 return !gpio_get_value(GPIO_PORT41);
1045 }
1046
1047 /* SDHI0 */
1048 static struct sh_mobile_sdhi_info sdhi0_info = {
1049 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
1050 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
1051 .tmio_flags = TMIO_MMC_USE_GPIO_CD,
1052 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
1053 .cd_gpio = GPIO_PORT172,
1054 };
1055
1056 static struct resource sdhi0_resources[] = {
1057 [0] = {
1058 .name = "SDHI0",
1059 .start = 0xe6850000,
1060 .end = 0xe68500ff,
1061 .flags = IORESOURCE_MEM,
1062 },
1063 [1] = {
1064 .start = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
1065 .flags = IORESOURCE_IRQ,
1066 },
1067 [2] = {
1068 .start = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
1069 .flags = IORESOURCE_IRQ,
1070 },
1071 [3] = {
1072 .start = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
1073 .flags = IORESOURCE_IRQ,
1074 },
1075 };
1076
1077 static struct platform_device sdhi0_device = {
1078 .name = "sh_mobile_sdhi",
1079 .num_resources = ARRAY_SIZE(sdhi0_resources),
1080 .resource = sdhi0_resources,
1081 .id = 0,
1082 .dev = {
1083 .platform_data = &sdhi0_info,
1084 },
1085 };
1086
1087 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1088 /* SDHI1 */
1089 static struct sh_mobile_sdhi_info sdhi1_info = {
1090 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
1091 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
1092 .tmio_ocr_mask = MMC_VDD_165_195,
1093 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
1094 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1095 MMC_CAP_NEEDS_POLL,
1096 .get_cd = slot_cn7_get_cd,
1097 };
1098
1099 static struct resource sdhi1_resources[] = {
1100 [0] = {
1101 .name = "SDHI1",
1102 .start = 0xe6860000,
1103 .end = 0xe68600ff,
1104 .flags = IORESOURCE_MEM,
1105 },
1106 [1] = {
1107 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
1108 .start = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
1109 .flags = IORESOURCE_IRQ,
1110 },
1111 [2] = {
1112 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
1113 .start = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
1114 .flags = IORESOURCE_IRQ,
1115 },
1116 [3] = {
1117 .name = SH_MOBILE_SDHI_IRQ_SDIO,
1118 .start = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
1119 .flags = IORESOURCE_IRQ,
1120 },
1121 };
1122
1123 static struct platform_device sdhi1_device = {
1124 .name = "sh_mobile_sdhi",
1125 .num_resources = ARRAY_SIZE(sdhi1_resources),
1126 .resource = sdhi1_resources,
1127 .id = 1,
1128 .dev = {
1129 .platform_data = &sdhi1_info,
1130 },
1131 };
1132 #endif
1133
1134 /*
1135 * The card detect pin of the top SD/MMC slot (CN23) is active low and is
1136 * connected to GPIO SCIFB_SCK of SH7372 (GPIO_PORT162).
1137 */
1138 static int slot_cn23_get_cd(struct platform_device *pdev)
1139 {
1140 return !gpio_get_value(GPIO_PORT162);
1141 }
1142
1143 /* SDHI2 */
1144 static struct sh_mobile_sdhi_info sdhi2_info = {
1145 .dma_slave_tx = SHDMA_SLAVE_SDHI2_TX,
1146 .dma_slave_rx = SHDMA_SLAVE_SDHI2_RX,
1147 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
1148 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1149 MMC_CAP_NEEDS_POLL,
1150 .get_cd = slot_cn23_get_cd,
1151 };
1152
1153 static struct resource sdhi2_resources[] = {
1154 [0] = {
1155 .name = "SDHI2",
1156 .start = 0xe6870000,
1157 .end = 0xe68700ff,
1158 .flags = IORESOURCE_MEM,
1159 },
1160 [1] = {
1161 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
1162 .start = evt2irq(0x1200), /* SDHI2_SDHI2I0 */
1163 .flags = IORESOURCE_IRQ,
1164 },
1165 [2] = {
1166 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
1167 .start = evt2irq(0x1220), /* SDHI2_SDHI2I1 */
1168 .flags = IORESOURCE_IRQ,
1169 },
1170 [3] = {
1171 .name = SH_MOBILE_SDHI_IRQ_SDIO,
1172 .start = evt2irq(0x1240), /* SDHI2_SDHI2I2 */
1173 .flags = IORESOURCE_IRQ,
1174 },
1175 };
1176
1177 static struct platform_device sdhi2_device = {
1178 .name = "sh_mobile_sdhi",
1179 .num_resources = ARRAY_SIZE(sdhi2_resources),
1180 .resource = sdhi2_resources,
1181 .id = 2,
1182 .dev = {
1183 .platform_data = &sdhi2_info,
1184 },
1185 };
1186
1187 /* SH_MMCIF */
1188 static struct resource sh_mmcif_resources[] = {
1189 [0] = {
1190 .name = "MMCIF",
1191 .start = 0xE6BD0000,
1192 .end = 0xE6BD00FF,
1193 .flags = IORESOURCE_MEM,
1194 },
1195 [1] = {
1196 /* MMC ERR */
1197 .start = evt2irq(0x1ac0),
1198 .flags = IORESOURCE_IRQ,
1199 },
1200 [2] = {
1201 /* MMC NOR */
1202 .start = evt2irq(0x1ae0),
1203 .flags = IORESOURCE_IRQ,
1204 },
1205 };
1206
1207 static struct sh_mmcif_plat_data sh_mmcif_plat = {
1208 .sup_pclk = 0,
1209 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
1210 .caps = MMC_CAP_4_BIT_DATA |
1211 MMC_CAP_8_BIT_DATA |
1212 MMC_CAP_NEEDS_POLL,
1213 .get_cd = slot_cn7_get_cd,
1214 .slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
1215 .slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
1216 };
1217
1218 static struct platform_device sh_mmcif_device = {
1219 .name = "sh_mmcif",
1220 .id = 0,
1221 .dev = {
1222 .dma_mask = NULL,
1223 .coherent_dma_mask = 0xffffffff,
1224 .platform_data = &sh_mmcif_plat,
1225 },
1226 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
1227 .resource = sh_mmcif_resources,
1228 };
1229
1230
1231 static int mackerel_camera_add(struct soc_camera_device *icd);
1232 static void mackerel_camera_del(struct soc_camera_device *icd);
1233
1234 static int camera_set_capture(struct soc_camera_platform_info *info,
1235 int enable)
1236 {
1237 return 0; /* camera sensor always enabled */
1238 }
1239
1240 static struct soc_camera_platform_info camera_info = {
1241 .format_name = "UYVY",
1242 .format_depth = 16,
1243 .format = {
1244 .code = V4L2_MBUS_FMT_UYVY8_2X8,
1245 .colorspace = V4L2_COLORSPACE_SMPTE170M,
1246 .field = V4L2_FIELD_NONE,
1247 .width = 640,
1248 .height = 480,
1249 },
1250 .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER |
1251 V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH |
1252 V4L2_MBUS_DATA_ACTIVE_HIGH,
1253 .mbus_type = V4L2_MBUS_PARALLEL,
1254 .set_capture = camera_set_capture,
1255 };
1256
1257 static struct soc_camera_link camera_link = {
1258 .bus_id = 0,
1259 .add_device = mackerel_camera_add,
1260 .del_device = mackerel_camera_del,
1261 .module_name = "soc_camera_platform",
1262 .priv = &camera_info,
1263 };
1264
1265 static struct platform_device *camera_device;
1266
1267 static void mackerel_camera_release(struct device *dev)
1268 {
1269 soc_camera_platform_release(&camera_device);
1270 }
1271
1272 static int mackerel_camera_add(struct soc_camera_device *icd)
1273 {
1274 return soc_camera_platform_add(icd, &camera_device, &camera_link,
1275 mackerel_camera_release, 0);
1276 }
1277
1278 static void mackerel_camera_del(struct soc_camera_device *icd)
1279 {
1280 soc_camera_platform_del(icd, camera_device, &camera_link);
1281 }
1282
1283 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
1284 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1285 .max_width = 8188,
1286 .max_height = 8188,
1287 };
1288
1289 static struct resource ceu_resources[] = {
1290 [0] = {
1291 .name = "CEU",
1292 .start = 0xfe910000,
1293 .end = 0xfe91009f,
1294 .flags = IORESOURCE_MEM,
1295 },
1296 [1] = {
1297 .start = intcs_evt2irq(0x880),
1298 .flags = IORESOURCE_IRQ,
1299 },
1300 [2] = {
1301 /* place holder for contiguous memory */
1302 },
1303 };
1304
1305 static struct platform_device ceu_device = {
1306 .name = "sh_mobile_ceu",
1307 .id = 0, /* "ceu0" clock */
1308 .num_resources = ARRAY_SIZE(ceu_resources),
1309 .resource = ceu_resources,
1310 .dev = {
1311 .platform_data = &sh_mobile_ceu_info,
1312 .coherent_dma_mask = 0xffffffff,
1313 },
1314 };
1315
1316 static struct platform_device mackerel_camera = {
1317 .name = "soc-camera-pdrv",
1318 .id = 0,
1319 .dev = {
1320 .platform_data = &camera_link,
1321 },
1322 };
1323
1324 static struct platform_device *mackerel_devices[] __initdata = {
1325 &nor_flash_device,
1326 &smc911x_device,
1327 &lcdc_device,
1328 &usbhs1_device,
1329 &usbhs0_device,
1330 &leds_device,
1331 &fsi_device,
1332 &fsi_ak4643_device,
1333 &fsi_hdmi_device,
1334 &nand_flash_device,
1335 &sdhi0_device,
1336 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1337 &sdhi1_device,
1338 #endif
1339 &sdhi2_device,
1340 &sh_mmcif_device,
1341 &ceu_device,
1342 &mackerel_camera,
1343 &hdmi_device,
1344 &hdmi_lcdc_device,
1345 &meram_device,
1346 };
1347
1348 /* Keypad Initialization */
1349 #define KEYPAD_BUTTON(ev_type, ev_code, act_low) \
1350 { \
1351 .type = ev_type, \
1352 .code = ev_code, \
1353 .active_low = act_low, \
1354 }
1355
1356 #define KEYPAD_BUTTON_LOW(event_code) KEYPAD_BUTTON(EV_KEY, event_code, 1)
1357
1358 static struct tca6416_button mackerel_gpio_keys[] = {
1359 KEYPAD_BUTTON_LOW(KEY_HOME),
1360 KEYPAD_BUTTON_LOW(KEY_MENU),
1361 KEYPAD_BUTTON_LOW(KEY_BACK),
1362 KEYPAD_BUTTON_LOW(KEY_POWER),
1363 };
1364
1365 static struct tca6416_keys_platform_data mackerel_tca6416_keys_info = {
1366 .buttons = mackerel_gpio_keys,
1367 .nbuttons = ARRAY_SIZE(mackerel_gpio_keys),
1368 .rep = 1,
1369 .use_polling = 0,
1370 .pinmask = 0x000F,
1371 };
1372
1373 /* I2C */
1374 #define IRQ7 evt2irq(0x02e0)
1375 #define IRQ9 evt2irq(0x0320)
1376
1377 static struct i2c_board_info i2c0_devices[] = {
1378 {
1379 I2C_BOARD_INFO("ak4643", 0x13),
1380 },
1381 /* Keypad */
1382 {
1383 I2C_BOARD_INFO("tca6408-keys", 0x20),
1384 .platform_data = &mackerel_tca6416_keys_info,
1385 .irq = IRQ9,
1386 },
1387 /* Touchscreen */
1388 {
1389 I2C_BOARD_INFO("st1232-ts", 0x55),
1390 .irq = IRQ7,
1391 },
1392 };
1393
1394 #define IRQ21 evt2irq(0x32a0)
1395
1396 static struct i2c_board_info i2c1_devices[] = {
1397 /* Accelerometer */
1398 {
1399 I2C_BOARD_INFO("adxl34x", 0x53),
1400 .irq = IRQ21,
1401 },
1402 };
1403
1404 #define GPIO_PORT9CR 0xE6051009
1405 #define GPIO_PORT10CR 0xE605100A
1406 #define GPIO_PORT167CR 0xE60520A7
1407 #define GPIO_PORT168CR 0xE60520A8
1408 #define SRCR4 0xe61580bc
1409 #define USCCR1 0xE6058144
1410 static void __init mackerel_init(void)
1411 {
1412 u32 srcr4;
1413 struct clk *clk;
1414
1415 regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
1416 ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
1417 regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
1418 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
1419 regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
1420
1421 /* External clock source */
1422 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1423
1424 sh7372_pinmux_init();
1425
1426 /* enable SCIFA0 */
1427 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1428 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1429
1430 /* enable SMSC911X */
1431 gpio_request(GPIO_FN_CS5A, NULL);
1432 gpio_request(GPIO_FN_IRQ6_39, NULL);
1433
1434 /* LCDC */
1435 gpio_request(GPIO_FN_LCDD23, NULL);
1436 gpio_request(GPIO_FN_LCDD22, NULL);
1437 gpio_request(GPIO_FN_LCDD21, NULL);
1438 gpio_request(GPIO_FN_LCDD20, NULL);
1439 gpio_request(GPIO_FN_LCDD19, NULL);
1440 gpio_request(GPIO_FN_LCDD18, NULL);
1441 gpio_request(GPIO_FN_LCDD17, NULL);
1442 gpio_request(GPIO_FN_LCDD16, NULL);
1443 gpio_request(GPIO_FN_LCDD15, NULL);
1444 gpio_request(GPIO_FN_LCDD14, NULL);
1445 gpio_request(GPIO_FN_LCDD13, NULL);
1446 gpio_request(GPIO_FN_LCDD12, NULL);
1447 gpio_request(GPIO_FN_LCDD11, NULL);
1448 gpio_request(GPIO_FN_LCDD10, NULL);
1449 gpio_request(GPIO_FN_LCDD9, NULL);
1450 gpio_request(GPIO_FN_LCDD8, NULL);
1451 gpio_request(GPIO_FN_LCDD7, NULL);
1452 gpio_request(GPIO_FN_LCDD6, NULL);
1453 gpio_request(GPIO_FN_LCDD5, NULL);
1454 gpio_request(GPIO_FN_LCDD4, NULL);
1455 gpio_request(GPIO_FN_LCDD3, NULL);
1456 gpio_request(GPIO_FN_LCDD2, NULL);
1457 gpio_request(GPIO_FN_LCDD1, NULL);
1458 gpio_request(GPIO_FN_LCDD0, NULL);
1459 gpio_request(GPIO_FN_LCDDISP, NULL);
1460 gpio_request(GPIO_FN_LCDDCK, NULL);
1461
1462 gpio_request(GPIO_PORT31, NULL); /* backlight */
1463 gpio_direction_output(GPIO_PORT31, 0); /* off by default */
1464
1465 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1466 gpio_direction_output(GPIO_PORT151, 1);
1467
1468 /* USBHS0 */
1469 gpio_request(GPIO_FN_VBUS0_0, NULL);
1470 gpio_request_pulldown(GPIO_PORT168CR); /* VBUS0_0 pull down */
1471
1472 /* USBHS1 */
1473 gpio_request(GPIO_FN_VBUS0_1, NULL);
1474 gpio_request_pulldown(GPIO_PORT167CR); /* VBUS0_1 pull down */
1475 gpio_request(GPIO_FN_IDIN_1_113, NULL);
1476
1477 /* enable FSI2 port A (ak4643) */
1478 gpio_request(GPIO_FN_FSIAIBT, NULL);
1479 gpio_request(GPIO_FN_FSIAILR, NULL);
1480 gpio_request(GPIO_FN_FSIAISLD, NULL);
1481 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1482 gpio_request(GPIO_PORT161, NULL);
1483 gpio_direction_output(GPIO_PORT161, 0); /* slave */
1484
1485 gpio_request(GPIO_PORT9, NULL);
1486 gpio_request(GPIO_PORT10, NULL);
1487 gpio_direction_none(GPIO_PORT9CR); /* FSIAOBT needs no direction */
1488 gpio_direction_none(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1489
1490 intc_set_priority(IRQ_FSI, 3); /* irq priority FSI(3) > SMSC911X(2) */
1491
1492 /* setup FSI2 port B (HDMI) */
1493 gpio_request(GPIO_FN_FSIBCK, NULL);
1494 __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1495
1496 /* set SPU2 clock to 119.6 MHz */
1497 clk = clk_get(NULL, "spu_clk");
1498 if (!IS_ERR(clk)) {
1499 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1500 clk_put(clk);
1501 }
1502
1503 /* enable Keypad */
1504 gpio_request(GPIO_FN_IRQ9_42, NULL);
1505 irq_set_irq_type(IRQ9, IRQ_TYPE_LEVEL_HIGH);
1506
1507 /* enable Touchscreen */
1508 gpio_request(GPIO_FN_IRQ7_40, NULL);
1509 irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1510
1511 /* enable Accelerometer */
1512 gpio_request(GPIO_FN_IRQ21, NULL);
1513 irq_set_irq_type(IRQ21, IRQ_TYPE_LEVEL_HIGH);
1514
1515 /* enable SDHI0 */
1516 gpio_request(GPIO_FN_SDHIWP0, NULL);
1517 gpio_request(GPIO_FN_SDHICMD0, NULL);
1518 gpio_request(GPIO_FN_SDHICLK0, NULL);
1519 gpio_request(GPIO_FN_SDHID0_3, NULL);
1520 gpio_request(GPIO_FN_SDHID0_2, NULL);
1521 gpio_request(GPIO_FN_SDHID0_1, NULL);
1522 gpio_request(GPIO_FN_SDHID0_0, NULL);
1523
1524 /* SDHI0 PORT172 card-detect IRQ26 */
1525 gpio_request(GPIO_FN_IRQ26_172, NULL);
1526
1527 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1528 /* enable SDHI1 */
1529 gpio_request(GPIO_FN_SDHICMD1, NULL);
1530 gpio_request(GPIO_FN_SDHICLK1, NULL);
1531 gpio_request(GPIO_FN_SDHID1_3, NULL);
1532 gpio_request(GPIO_FN_SDHID1_2, NULL);
1533 gpio_request(GPIO_FN_SDHID1_1, NULL);
1534 gpio_request(GPIO_FN_SDHID1_0, NULL);
1535 #endif
1536 /* card detect pin for MMC slot (CN7) */
1537 gpio_request(GPIO_PORT41, NULL);
1538 gpio_direction_input(GPIO_PORT41);
1539
1540 /* enable SDHI2 */
1541 gpio_request(GPIO_FN_SDHICMD2, NULL);
1542 gpio_request(GPIO_FN_SDHICLK2, NULL);
1543 gpio_request(GPIO_FN_SDHID2_3, NULL);
1544 gpio_request(GPIO_FN_SDHID2_2, NULL);
1545 gpio_request(GPIO_FN_SDHID2_1, NULL);
1546 gpio_request(GPIO_FN_SDHID2_0, NULL);
1547
1548 /* card detect pin for microSD slot (CN23) */
1549 gpio_request(GPIO_PORT162, NULL);
1550 gpio_direction_input(GPIO_PORT162);
1551
1552 /* MMCIF */
1553 gpio_request(GPIO_FN_MMCD0_0, NULL);
1554 gpio_request(GPIO_FN_MMCD0_1, NULL);
1555 gpio_request(GPIO_FN_MMCD0_2, NULL);
1556 gpio_request(GPIO_FN_MMCD0_3, NULL);
1557 gpio_request(GPIO_FN_MMCD0_4, NULL);
1558 gpio_request(GPIO_FN_MMCD0_5, NULL);
1559 gpio_request(GPIO_FN_MMCD0_6, NULL);
1560 gpio_request(GPIO_FN_MMCD0_7, NULL);
1561 gpio_request(GPIO_FN_MMCCMD0, NULL);
1562 gpio_request(GPIO_FN_MMCCLK0, NULL);
1563
1564 /* FLCTL */
1565 gpio_request(GPIO_FN_D0_NAF0, NULL);
1566 gpio_request(GPIO_FN_D1_NAF1, NULL);
1567 gpio_request(GPIO_FN_D2_NAF2, NULL);
1568 gpio_request(GPIO_FN_D3_NAF3, NULL);
1569 gpio_request(GPIO_FN_D4_NAF4, NULL);
1570 gpio_request(GPIO_FN_D5_NAF5, NULL);
1571 gpio_request(GPIO_FN_D6_NAF6, NULL);
1572 gpio_request(GPIO_FN_D7_NAF7, NULL);
1573 gpio_request(GPIO_FN_D8_NAF8, NULL);
1574 gpio_request(GPIO_FN_D9_NAF9, NULL);
1575 gpio_request(GPIO_FN_D10_NAF10, NULL);
1576 gpio_request(GPIO_FN_D11_NAF11, NULL);
1577 gpio_request(GPIO_FN_D12_NAF12, NULL);
1578 gpio_request(GPIO_FN_D13_NAF13, NULL);
1579 gpio_request(GPIO_FN_D14_NAF14, NULL);
1580 gpio_request(GPIO_FN_D15_NAF15, NULL);
1581 gpio_request(GPIO_FN_FCE0, NULL);
1582 gpio_request(GPIO_FN_WE0_FWE, NULL);
1583 gpio_request(GPIO_FN_FRB, NULL);
1584 gpio_request(GPIO_FN_A4_FOE, NULL);
1585 gpio_request(GPIO_FN_A5_FCDE, NULL);
1586 gpio_request(GPIO_FN_RD_FSC, NULL);
1587
1588 /* enable GPS module (GT-720F) */
1589 gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
1590 gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
1591
1592 /* CEU */
1593 gpio_request(GPIO_FN_VIO_CLK, NULL);
1594 gpio_request(GPIO_FN_VIO_VD, NULL);
1595 gpio_request(GPIO_FN_VIO_HD, NULL);
1596 gpio_request(GPIO_FN_VIO_FIELD, NULL);
1597 gpio_request(GPIO_FN_VIO_CKO, NULL);
1598 gpio_request(GPIO_FN_VIO_D7, NULL);
1599 gpio_request(GPIO_FN_VIO_D6, NULL);
1600 gpio_request(GPIO_FN_VIO_D5, NULL);
1601 gpio_request(GPIO_FN_VIO_D4, NULL);
1602 gpio_request(GPIO_FN_VIO_D3, NULL);
1603 gpio_request(GPIO_FN_VIO_D2, NULL);
1604 gpio_request(GPIO_FN_VIO_D1, NULL);
1605 gpio_request(GPIO_FN_VIO_D0, NULL);
1606
1607 /* HDMI */
1608 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1609 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1610
1611 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1612 srcr4 = __raw_readl(SRCR4);
1613 __raw_writel(srcr4 | (1 << 13), SRCR4);
1614 udelay(50);
1615 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1616
1617 i2c_register_board_info(0, i2c0_devices,
1618 ARRAY_SIZE(i2c0_devices));
1619 i2c_register_board_info(1, i2c1_devices,
1620 ARRAY_SIZE(i2c1_devices));
1621
1622 sh7372_add_standard_devices();
1623
1624 platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
1625
1626 rmobile_add_device_to_domain(&sh7372_pd_a4lc, &lcdc_device);
1627 rmobile_add_device_to_domain(&sh7372_pd_a4lc, &hdmi_lcdc_device);
1628 rmobile_add_device_to_domain(&sh7372_pd_a4lc, &meram_device);
1629 rmobile_add_device_to_domain(&sh7372_pd_a4mp, &fsi_device);
1630 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &usbhs0_device);
1631 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &usbhs1_device);
1632 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &nand_flash_device);
1633 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sh_mmcif_device);
1634 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sdhi0_device);
1635 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
1636 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sdhi1_device);
1637 #endif
1638 rmobile_add_device_to_domain(&sh7372_pd_a3sp, &sdhi2_device);
1639 rmobile_add_device_to_domain(&sh7372_pd_a4r, &ceu_device);
1640
1641 hdmi_init_pm_clock();
1642 sh7372_pm_init();
1643 pm_clk_add(&fsi_device.dev, "spu2");
1644 pm_clk_add(&hdmi_lcdc_device.dev, "hdmi");
1645 }
1646
1647 MACHINE_START(MACKEREL, "mackerel")
1648 .map_io = sh7372_map_io,
1649 .init_early = sh7372_add_early_devices,
1650 .init_irq = sh7372_init_irq,
1651 .handle_irq = shmobile_handle_irq_intc,
1652 .init_machine = mackerel_init,
1653 .init_late = shmobile_init_late,
1654 .timer = &shmobile_timer,
1655 MACHINE_END
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