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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mach-shmobile / board-armadillo800eva.c
1 /*
2 * armadillo 800 eva board support
3 *
4 * Copyright (C) 2012 Renesas Solutions Corp.
5 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 *
20 */
21
22 #include <linux/clk.h>
23 #include <linux/delay.h>
24 #include <linux/err.h>
25 #include <linux/kernel.h>
26 #include <linux/input.h>
27 #include <linux/platform_data/st1232_pdata.h>
28 #include <linux/irq.h>
29 #include <linux/platform_device.h>
30 #include <linux/gpio.h>
31 #include <linux/gpio_keys.h>
32 #include <linux/regulator/fixed.h>
33 #include <linux/regulator/machine.h>
34 #include <linux/sh_eth.h>
35 #include <linux/videodev2.h>
36 #include <linux/usb/renesas_usbhs.h>
37 #include <linux/mfd/tmio.h>
38 #include <linux/mmc/host.h>
39 #include <linux/mmc/sh_mmcif.h>
40 #include <linux/mmc/sh_mobile_sdhi.h>
41 #include <linux/i2c-gpio.h>
42 #include <mach/common.h>
43 #include <mach/irqs.h>
44 #include <mach/r8a7740.h>
45 #include <media/mt9t112.h>
46 #include <media/sh_mobile_ceu.h>
47 #include <media/soc_camera.h>
48 #include <asm/page.h>
49 #include <asm/mach-types.h>
50 #include <asm/mach/arch.h>
51 #include <asm/mach/map.h>
52 #include <asm/mach/time.h>
53 #include <asm/hardware/cache-l2x0.h>
54 #include <video/sh_mobile_lcdc.h>
55 #include <video/sh_mobile_hdmi.h>
56 #include <sound/sh_fsi.h>
57 #include <sound/simple_card.h>
58
59 #include "sh-gpio.h"
60
61 /*
62 * CON1 Camera Module
63 * CON2 Extension Bus
64 * CON3 HDMI Output
65 * CON4 Composite Video Output
66 * CON5 H-UDI JTAG
67 * CON6 ARM JTAG
68 * CON7 SD1
69 * CON8 SD2
70 * CON9 RTC BackUp
71 * CON10 Monaural Mic Input
72 * CON11 Stereo Headphone Output
73 * CON12 Audio Line Output(L)
74 * CON13 Audio Line Output(R)
75 * CON14 AWL13 Module
76 * CON15 Extension
77 * CON16 LCD1
78 * CON17 LCD2
79 * CON19 Power Input
80 * CON20 USB1
81 * CON21 USB2
82 * CON22 Serial
83 * CON23 LAN
84 * CON24 USB3
85 * LED1 Camera LED(Yellow)
86 * LED2 Power LED (Green)
87 * ED3-LED6 User LED(Yellow)
88 * LED7 LAN link LED(Green)
89 * LED8 LAN activity LED(Yellow)
90 */
91
92 /*
93 * DipSwitch
94 *
95 * SW1
96 *
97 * -12345678-+---------------+----------------------------
98 * 1 | boot | hermit
99 * 0 | boot | OS auto boot
100 * -12345678-+---------------+----------------------------
101 * 00 | boot device | eMMC
102 * 10 | boot device | SDHI0 (CON7)
103 * 01 | boot device | -
104 * 11 | boot device | Extension Buss (CS0)
105 * -12345678-+---------------+----------------------------
106 * 0 | Extension Bus | D8-D15 disable, eMMC enable
107 * 1 | Extension Bus | D8-D15 enable, eMMC disable
108 * -12345678-+---------------+----------------------------
109 * 0 | SDHI1 | COM8 disable, COM14 enable
110 * 1 | SDHI1 | COM8 enable, COM14 disable
111 * -12345678-+---------------+----------------------------
112 * 0 | USB0 | COM20 enable, COM24 disable
113 * 1 | USB0 | COM20 disable, COM24 enable
114 * -12345678-+---------------+----------------------------
115 * 00 | JTAG | SH-X2
116 * 10 | JTAG | ARM
117 * 01 | JTAG | -
118 * 11 | JTAG | Boundary Scan
119 *-----------+---------------+----------------------------
120 */
121
122 /*
123 * FSI-WM8978
124 *
125 * this command is required when playback.
126 *
127 * # amixer set "Headphone" 50
128 *
129 * this command is required when capture.
130 *
131 * # amixer set "Input PGA" 15
132 * # amixer set "Left Input Mixer MicP" on
133 * # amixer set "Left Input Mixer MicN" on
134 * # amixer set "Right Input Mixer MicN" on
135 * # amixer set "Right Input Mixer MicP" on
136 */
137
138 /*
139 * USB function
140 *
141 * When you use USB Function,
142 * set SW1.6 ON, and connect cable to CN24.
143 *
144 * USBF needs workaround on R8A7740 chip.
145 * These are a little bit complex.
146 * see
147 * usbhsf_power_ctrl()
148 */
149 #define IRQ7 evt2irq(0x02e0)
150 #define USBCR1 IOMEM(0xe605810a)
151 #define USBH 0xC6700000
152 #define USBH_USBCTR 0x10834
153
154 struct usbhsf_private {
155 struct clk *phy;
156 struct clk *usb24;
157 struct clk *pci;
158 struct clk *func;
159 struct clk *host;
160 void __iomem *usbh_base;
161 struct renesas_usbhs_platform_info info;
162 };
163
164 #define usbhsf_get_priv(pdev) \
165 container_of(renesas_usbhs_get_info(pdev), \
166 struct usbhsf_private, info)
167
168 static int usbhsf_get_id(struct platform_device *pdev)
169 {
170 return USBHS_GADGET;
171 }
172
173 static int usbhsf_power_ctrl(struct platform_device *pdev,
174 void __iomem *base, int enable)
175 {
176 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
177
178 /*
179 * Work around for USB Function.
180 * It needs USB host clock, and settings
181 */
182 if (enable) {
183 /*
184 * enable all the related usb clocks
185 * for usb workaround
186 */
187 clk_enable(priv->usb24);
188 clk_enable(priv->pci);
189 clk_enable(priv->host);
190 clk_enable(priv->func);
191 clk_enable(priv->phy);
192
193 /*
194 * set USBCR1
195 *
196 * Port1 is driven by USB function,
197 * Port2 is driven by USB HOST
198 * One HOST (Port1 or Port2 is HOST)
199 * USB PLL input clock = 24MHz
200 */
201 __raw_writew(0xd750, USBCR1);
202 mdelay(1);
203
204 /*
205 * start USB Host
206 */
207 __raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
208 __raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
209 mdelay(10);
210
211 /*
212 * USB PHY Power ON
213 */
214 __raw_writew(0xd770, USBCR1);
215 __raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */
216
217 } else {
218 __raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
219 __raw_writew(0xd7c0, USBCR1); /* GPIO */
220
221 clk_disable(priv->phy);
222 clk_disable(priv->func); /* usb work around */
223 clk_disable(priv->host); /* usb work around */
224 clk_disable(priv->pci); /* usb work around */
225 clk_disable(priv->usb24); /* usb work around */
226 }
227
228 return 0;
229 }
230
231 static int usbhsf_get_vbus(struct platform_device *pdev)
232 {
233 return gpio_get_value(GPIO_PORT209);
234 }
235
236 static irqreturn_t usbhsf_interrupt(int irq, void *data)
237 {
238 struct platform_device *pdev = data;
239
240 renesas_usbhs_call_notify_hotplug(pdev);
241
242 return IRQ_HANDLED;
243 }
244
245 static int usbhsf_hardware_exit(struct platform_device *pdev)
246 {
247 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
248
249 if (!IS_ERR(priv->phy))
250 clk_put(priv->phy);
251 if (!IS_ERR(priv->usb24))
252 clk_put(priv->usb24);
253 if (!IS_ERR(priv->pci))
254 clk_put(priv->pci);
255 if (!IS_ERR(priv->host))
256 clk_put(priv->host);
257 if (!IS_ERR(priv->func))
258 clk_put(priv->func);
259 if (priv->usbh_base)
260 iounmap(priv->usbh_base);
261
262 priv->phy = NULL;
263 priv->usb24 = NULL;
264 priv->pci = NULL;
265 priv->host = NULL;
266 priv->func = NULL;
267 priv->usbh_base = NULL;
268
269 free_irq(IRQ7, pdev);
270
271 return 0;
272 }
273
274 static int usbhsf_hardware_init(struct platform_device *pdev)
275 {
276 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
277 int ret;
278
279 priv->phy = clk_get(&pdev->dev, "phy");
280 priv->usb24 = clk_get(&pdev->dev, "usb24");
281 priv->pci = clk_get(&pdev->dev, "pci");
282 priv->func = clk_get(&pdev->dev, "func");
283 priv->host = clk_get(&pdev->dev, "host");
284 priv->usbh_base = ioremap_nocache(USBH, 0x20000);
285
286 if (IS_ERR(priv->phy) ||
287 IS_ERR(priv->usb24) ||
288 IS_ERR(priv->pci) ||
289 IS_ERR(priv->host) ||
290 IS_ERR(priv->func) ||
291 !priv->usbh_base) {
292 dev_err(&pdev->dev, "USB clock setting failed\n");
293 usbhsf_hardware_exit(pdev);
294 return -EIO;
295 }
296
297 ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
298 dev_name(&pdev->dev), pdev);
299 if (ret) {
300 dev_err(&pdev->dev, "request_irq err\n");
301 return ret;
302 }
303 irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
304
305 /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
306 clk_set_rate(priv->usb24,
307 clk_get_rate(clk_get_parent(priv->usb24)));
308
309 return 0;
310 }
311
312 static struct usbhsf_private usbhsf_private = {
313 .info = {
314 .platform_callback = {
315 .get_id = usbhsf_get_id,
316 .get_vbus = usbhsf_get_vbus,
317 .hardware_init = usbhsf_hardware_init,
318 .hardware_exit = usbhsf_hardware_exit,
319 .power_ctrl = usbhsf_power_ctrl,
320 },
321 .driver_param = {
322 .buswait_bwait = 5,
323 .detection_delay = 5,
324 .d0_rx_id = SHDMA_SLAVE_USBHS_RX,
325 .d1_tx_id = SHDMA_SLAVE_USBHS_TX,
326 },
327 }
328 };
329
330 static struct resource usbhsf_resources[] = {
331 {
332 .name = "USBHS",
333 .start = 0xe6890000,
334 .end = 0xe6890104 - 1,
335 .flags = IORESOURCE_MEM,
336 },
337 {
338 .start = evt2irq(0x0A20),
339 .flags = IORESOURCE_IRQ,
340 },
341 };
342
343 static struct platform_device usbhsf_device = {
344 .name = "renesas_usbhs",
345 .dev = {
346 .platform_data = &usbhsf_private.info,
347 },
348 .id = -1,
349 .num_resources = ARRAY_SIZE(usbhsf_resources),
350 .resource = usbhsf_resources,
351 };
352
353 /* Ether */
354 static struct sh_eth_plat_data sh_eth_platdata = {
355 .phy = 0x00, /* LAN8710A */
356 .edmac_endian = EDMAC_LITTLE_ENDIAN,
357 .register_type = SH_ETH_REG_GIGABIT,
358 .phy_interface = PHY_INTERFACE_MODE_MII,
359 };
360
361 static struct resource sh_eth_resources[] = {
362 {
363 .start = 0xe9a00000,
364 .end = 0xe9a00800 - 1,
365 .flags = IORESOURCE_MEM,
366 }, {
367 .start = 0xe9a01800,
368 .end = 0xe9a02000 - 1,
369 .flags = IORESOURCE_MEM,
370 }, {
371 .start = evt2irq(0x0500),
372 .flags = IORESOURCE_IRQ,
373 },
374 };
375
376 static struct platform_device sh_eth_device = {
377 .name = "sh-eth",
378 .id = -1,
379 .dev = {
380 .platform_data = &sh_eth_platdata,
381 },
382 .resource = sh_eth_resources,
383 .num_resources = ARRAY_SIZE(sh_eth_resources),
384 };
385
386 /* LCDC */
387 static struct fb_videomode lcdc0_mode = {
388 .name = "AMPIER/AM-800480",
389 .xres = 800,
390 .yres = 480,
391 .left_margin = 88,
392 .right_margin = 40,
393 .hsync_len = 128,
394 .upper_margin = 20,
395 .lower_margin = 5,
396 .vsync_len = 5,
397 .sync = 0,
398 };
399
400 static struct sh_mobile_lcdc_info lcdc0_info = {
401 .clock_source = LCDC_CLK_BUS,
402 .ch[0] = {
403 .chan = LCDC_CHAN_MAINLCD,
404 .fourcc = V4L2_PIX_FMT_RGB565,
405 .interface_type = RGB24,
406 .clock_divider = 5,
407 .flags = 0,
408 .lcd_modes = &lcdc0_mode,
409 .num_modes = 1,
410 .panel_cfg = {
411 .width = 111,
412 .height = 68,
413 },
414 },
415 };
416
417 static struct resource lcdc0_resources[] = {
418 [0] = {
419 .name = "LCD0",
420 .start = 0xfe940000,
421 .end = 0xfe943fff,
422 .flags = IORESOURCE_MEM,
423 },
424 [1] = {
425 .start = intcs_evt2irq(0x580),
426 .flags = IORESOURCE_IRQ,
427 },
428 };
429
430 static struct platform_device lcdc0_device = {
431 .name = "sh_mobile_lcdc_fb",
432 .num_resources = ARRAY_SIZE(lcdc0_resources),
433 .resource = lcdc0_resources,
434 .id = 0,
435 .dev = {
436 .platform_data = &lcdc0_info,
437 .coherent_dma_mask = ~0,
438 },
439 };
440
441 /*
442 * LCDC1/HDMI
443 */
444 static struct sh_mobile_hdmi_info hdmi_info = {
445 .flags = HDMI_OUTPUT_PUSH_PULL |
446 HDMI_OUTPUT_POLARITY_HI |
447 HDMI_32BIT_REG |
448 HDMI_HAS_HTOP1 |
449 HDMI_SND_SRC_SPDIF,
450 };
451
452 static struct resource hdmi_resources[] = {
453 [0] = {
454 .name = "HDMI",
455 .start = 0xe6be0000,
456 .end = 0xe6be03ff,
457 .flags = IORESOURCE_MEM,
458 },
459 [1] = {
460 .start = evt2irq(0x1700),
461 .flags = IORESOURCE_IRQ,
462 },
463 [2] = {
464 .name = "HDMI emma3pf",
465 .start = 0xe6be4000,
466 .end = 0xe6be43ff,
467 .flags = IORESOURCE_MEM,
468 },
469 };
470
471 static struct platform_device hdmi_device = {
472 .name = "sh-mobile-hdmi",
473 .num_resources = ARRAY_SIZE(hdmi_resources),
474 .resource = hdmi_resources,
475 .id = -1,
476 .dev = {
477 .platform_data = &hdmi_info,
478 },
479 };
480
481 static const struct fb_videomode lcdc1_mode = {
482 .name = "HDMI 720p",
483 .xres = 1280,
484 .yres = 720,
485 .pixclock = 13468,
486 .left_margin = 220,
487 .right_margin = 110,
488 .hsync_len = 40,
489 .upper_margin = 20,
490 .lower_margin = 5,
491 .vsync_len = 5,
492 .refresh = 60,
493 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
494 };
495
496 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
497 .clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
498 .ch[0] = {
499 .chan = LCDC_CHAN_MAINLCD,
500 .fourcc = V4L2_PIX_FMT_RGB565,
501 .interface_type = RGB24,
502 .clock_divider = 1,
503 .flags = LCDC_FLAGS_DWPOL,
504 .lcd_modes = &lcdc1_mode,
505 .num_modes = 1,
506 .tx_dev = &hdmi_device,
507 .panel_cfg = {
508 .width = 1280,
509 .height = 720,
510 },
511 },
512 };
513
514 static struct resource hdmi_lcdc_resources[] = {
515 [0] = {
516 .name = "LCDC1",
517 .start = 0xfe944000,
518 .end = 0xfe948000 - 1,
519 .flags = IORESOURCE_MEM,
520 },
521 [1] = {
522 .start = intcs_evt2irq(0x1780),
523 .flags = IORESOURCE_IRQ,
524 },
525 };
526
527 static struct platform_device hdmi_lcdc_device = {
528 .name = "sh_mobile_lcdc_fb",
529 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
530 .resource = hdmi_lcdc_resources,
531 .id = 1,
532 .dev = {
533 .platform_data = &hdmi_lcdc_info,
534 .coherent_dma_mask = ~0,
535 },
536 };
537
538 /* GPIO KEY */
539 #define GPIO_KEY(c, g, d, ...) \
540 { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
541
542 static struct gpio_keys_button gpio_buttons[] = {
543 GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW3", .wakeup = 1),
544 GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"),
545 GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"),
546 GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW6"),
547 };
548
549 static struct gpio_keys_platform_data gpio_key_info = {
550 .buttons = gpio_buttons,
551 .nbuttons = ARRAY_SIZE(gpio_buttons),
552 };
553
554 static struct platform_device gpio_keys_device = {
555 .name = "gpio-keys",
556 .id = -1,
557 .dev = {
558 .platform_data = &gpio_key_info,
559 },
560 };
561
562 /* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
563 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
564 {
565 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
566 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
567 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
568 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
569 REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
570 REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
571 };
572
573 /* SDHI0 */
574 /*
575 * FIXME
576 *
577 * It use polling mode here, since
578 * CD (= Card Detect) pin is not connected to SDHI0_CD.
579 * We can use IRQ31 as card detect irq,
580 * but it needs chattering removal operation
581 */
582 #define IRQ31 evt2irq(0x33E0)
583 static struct sh_mobile_sdhi_info sdhi0_info = {
584 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
585 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
586 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\
587 MMC_CAP_NEEDS_POLL,
588 .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
589 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
590 };
591
592 static struct resource sdhi0_resources[] = {
593 {
594 .name = "SDHI0",
595 .start = 0xe6850000,
596 .end = 0xe6850100 - 1,
597 .flags = IORESOURCE_MEM,
598 },
599 /*
600 * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
601 */
602 {
603 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
604 .start = evt2irq(0x0E20),
605 .flags = IORESOURCE_IRQ,
606 },
607 {
608 .name = SH_MOBILE_SDHI_IRQ_SDIO,
609 .start = evt2irq(0x0E40),
610 .flags = IORESOURCE_IRQ,
611 },
612 };
613
614 static struct platform_device sdhi0_device = {
615 .name = "sh_mobile_sdhi",
616 .id = 0,
617 .dev = {
618 .platform_data = &sdhi0_info,
619 },
620 .num_resources = ARRAY_SIZE(sdhi0_resources),
621 .resource = sdhi0_resources,
622 };
623
624 /* SDHI1 */
625 static struct sh_mobile_sdhi_info sdhi1_info = {
626 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
627 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
628 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
629 .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
630 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
631 };
632
633 static struct resource sdhi1_resources[] = {
634 [0] = {
635 .name = "SDHI1",
636 .start = 0xe6860000,
637 .end = 0xe6860100 - 1,
638 .flags = IORESOURCE_MEM,
639 },
640 [1] = {
641 .start = evt2irq(0x0E80),
642 .flags = IORESOURCE_IRQ,
643 },
644 [2] = {
645 .start = evt2irq(0x0EA0),
646 .flags = IORESOURCE_IRQ,
647 },
648 [3] = {
649 .start = evt2irq(0x0EC0),
650 .flags = IORESOURCE_IRQ,
651 },
652 };
653
654 static struct platform_device sdhi1_device = {
655 .name = "sh_mobile_sdhi",
656 .id = 1,
657 .dev = {
658 .platform_data = &sdhi1_info,
659 },
660 .num_resources = ARRAY_SIZE(sdhi1_resources),
661 .resource = sdhi1_resources,
662 };
663
664 /* MMCIF */
665 static struct sh_mmcif_plat_data sh_mmcif_plat = {
666 .sup_pclk = 0,
667 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
668 .caps = MMC_CAP_4_BIT_DATA |
669 MMC_CAP_8_BIT_DATA |
670 MMC_CAP_NONREMOVABLE,
671 };
672
673 static struct resource sh_mmcif_resources[] = {
674 [0] = {
675 .name = "MMCIF",
676 .start = 0xe6bd0000,
677 .end = 0xe6bd0100 - 1,
678 .flags = IORESOURCE_MEM,
679 },
680 [1] = {
681 /* MMC ERR */
682 .start = evt2irq(0x1AC0),
683 .flags = IORESOURCE_IRQ,
684 },
685 [2] = {
686 /* MMC NOR */
687 .start = evt2irq(0x1AE0),
688 .flags = IORESOURCE_IRQ,
689 },
690 };
691
692 static struct platform_device sh_mmcif_device = {
693 .name = "sh_mmcif",
694 .id = -1,
695 .dev = {
696 .platform_data = &sh_mmcif_plat,
697 },
698 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
699 .resource = sh_mmcif_resources,
700 };
701
702 /* Camera */
703 static int mt9t111_power(struct device *dev, int mode)
704 {
705 struct clk *mclk = clk_get(NULL, "video1");
706
707 if (IS_ERR(mclk)) {
708 dev_err(dev, "can't get video1 clock\n");
709 return -EINVAL;
710 }
711
712 if (mode) {
713 /* video1 (= CON1 camera) expect 24MHz */
714 clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
715 clk_enable(mclk);
716 gpio_set_value(GPIO_PORT158, 1);
717 } else {
718 gpio_set_value(GPIO_PORT158, 0);
719 clk_disable(mclk);
720 }
721
722 clk_put(mclk);
723
724 return 0;
725 }
726
727 static struct i2c_board_info i2c_camera_mt9t111 = {
728 I2C_BOARD_INFO("mt9t112", 0x3d),
729 };
730
731 static struct mt9t112_camera_info mt9t111_info = {
732 .divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
733 };
734
735 static struct soc_camera_link mt9t111_link = {
736 .i2c_adapter_id = 0,
737 .bus_id = 0,
738 .board_info = &i2c_camera_mt9t111,
739 .power = mt9t111_power,
740 .priv = &mt9t111_info,
741 };
742
743 static struct platform_device camera_device = {
744 .name = "soc-camera-pdrv",
745 .id = 0,
746 .dev = {
747 .platform_data = &mt9t111_link,
748 },
749 };
750
751 /* CEU0 */
752 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
753 .flags = SH_CEU_FLAG_LOWER_8BIT,
754 };
755
756 static struct resource ceu0_resources[] = {
757 [0] = {
758 .name = "CEU",
759 .start = 0xfe910000,
760 .end = 0xfe91009f,
761 .flags = IORESOURCE_MEM,
762 },
763 [1] = {
764 .start = intcs_evt2irq(0x0500),
765 .flags = IORESOURCE_IRQ,
766 },
767 [2] = {
768 /* place holder for contiguous memory */
769 },
770 };
771
772 static struct platform_device ceu0_device = {
773 .name = "sh_mobile_ceu",
774 .id = 0,
775 .num_resources = ARRAY_SIZE(ceu0_resources),
776 .resource = ceu0_resources,
777 .dev = {
778 .platform_data = &sh_mobile_ceu0_info,
779 .coherent_dma_mask = 0xffffffff,
780 },
781 };
782
783 /* FSI */
784 static struct sh_fsi_platform_info fsi_info = {
785 /* FSI-WM8978 */
786 .port_a = {
787 .tx_id = SHDMA_SLAVE_FSIA_TX,
788 },
789 /* FSI-HDMI */
790 .port_b = {
791 .flags = SH_FSI_FMT_SPDIF |
792 SH_FSI_ENABLE_STREAM_MODE |
793 SH_FSI_CLK_CPG,
794 .tx_id = SHDMA_SLAVE_FSIB_TX,
795 }
796 };
797
798 static struct resource fsi_resources[] = {
799 [0] = {
800 .name = "FSI",
801 .start = 0xfe1f0000,
802 .end = 0xfe1f8400 - 1,
803 .flags = IORESOURCE_MEM,
804 },
805 [1] = {
806 .start = evt2irq(0x1840),
807 .flags = IORESOURCE_IRQ,
808 },
809 };
810
811 static struct platform_device fsi_device = {
812 .name = "sh_fsi2",
813 .id = -1,
814 .num_resources = ARRAY_SIZE(fsi_resources),
815 .resource = fsi_resources,
816 .dev = {
817 .platform_data = &fsi_info,
818 },
819 };
820
821 /* FSI-WM8978 */
822 static struct asoc_simple_card_info fsi_wm8978_info = {
823 .name = "wm8978",
824 .card = "FSI2A-WM8978",
825 .codec = "wm8978.0-001a",
826 .platform = "sh_fsi2",
827 .daifmt = SND_SOC_DAIFMT_I2S,
828 .cpu_dai = {
829 .name = "fsia-dai",
830 .fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF,
831 },
832 .codec_dai = {
833 .name = "wm8978-hifi",
834 .fmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
835 .sysclk = 12288000,
836 },
837 };
838
839 static struct platform_device fsi_wm8978_device = {
840 .name = "asoc-simple-card",
841 .id = 0,
842 .dev = {
843 .platform_data = &fsi_wm8978_info,
844 },
845 };
846
847 /* FSI-HDMI */
848 static struct asoc_simple_card_info fsi2_hdmi_info = {
849 .name = "HDMI",
850 .card = "FSI2B-HDMI",
851 .codec = "sh-mobile-hdmi",
852 .platform = "sh_fsi2",
853 .cpu_dai = {
854 .name = "fsib-dai",
855 .fmt = SND_SOC_DAIFMT_CBM_CFM,
856 },
857 .codec_dai = {
858 .name = "sh_mobile_hdmi-hifi",
859 },
860 };
861
862 static struct platform_device fsi_hdmi_device = {
863 .name = "asoc-simple-card",
864 .id = 1,
865 .dev = {
866 .platform_data = &fsi2_hdmi_info,
867 },
868 };
869
870 /* RTC: RTC connects i2c-gpio. */
871 static struct i2c_gpio_platform_data i2c_gpio_data = {
872 .sda_pin = GPIO_PORT208,
873 .scl_pin = GPIO_PORT91,
874 .udelay = 5, /* 100 kHz */
875 };
876
877 static struct platform_device i2c_gpio_device = {
878 .name = "i2c-gpio",
879 .id = 2,
880 .dev = {
881 .platform_data = &i2c_gpio_data,
882 },
883 };
884
885 /* I2C */
886 static struct st1232_pdata st1232_i2c0_pdata = {
887 .reset_gpio = 166,
888 };
889
890 static struct i2c_board_info i2c0_devices[] = {
891 {
892 I2C_BOARD_INFO("st1232-ts", 0x55),
893 .irq = evt2irq(0x0340),
894 .platform_data = &st1232_i2c0_pdata,
895 },
896 {
897 I2C_BOARD_INFO("wm8978", 0x1a),
898 },
899 };
900
901 static struct i2c_board_info i2c2_devices[] = {
902 {
903 I2C_BOARD_INFO("s35390a", 0x30),
904 .type = "s35390a",
905 },
906 };
907
908 /*
909 * board devices
910 */
911 static struct platform_device *eva_devices[] __initdata = {
912 &lcdc0_device,
913 &gpio_keys_device,
914 &sh_eth_device,
915 &sdhi0_device,
916 &sh_mmcif_device,
917 &hdmi_device,
918 &hdmi_lcdc_device,
919 &camera_device,
920 &ceu0_device,
921 &fsi_device,
922 &fsi_wm8978_device,
923 &fsi_hdmi_device,
924 &i2c_gpio_device,
925 };
926
927 static void __init eva_clock_init(void)
928 {
929 struct clk *system = clk_get(NULL, "system_clk");
930 struct clk *xtal1 = clk_get(NULL, "extal1");
931 struct clk *usb24s = clk_get(NULL, "usb24s");
932 struct clk *fsibck = clk_get(NULL, "fsibck");
933
934 if (IS_ERR(system) ||
935 IS_ERR(xtal1) ||
936 IS_ERR(usb24s) ||
937 IS_ERR(fsibck)) {
938 pr_err("armadillo800eva board clock init failed\n");
939 goto clock_error;
940 }
941
942 /* armadillo 800 eva extal1 is 24MHz */
943 clk_set_rate(xtal1, 24000000);
944
945 /* usb24s use extal1 (= system) clock (= 24MHz) */
946 clk_set_parent(usb24s, system);
947
948 /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
949 clk_set_rate(fsibck, 12288000);
950
951 clock_error:
952 if (!IS_ERR(system))
953 clk_put(system);
954 if (!IS_ERR(xtal1))
955 clk_put(xtal1);
956 if (!IS_ERR(usb24s))
957 clk_put(usb24s);
958 if (!IS_ERR(fsibck))
959 clk_put(fsibck);
960 }
961
962 /*
963 * board init
964 */
965 #define GPIO_PORT7CR IOMEM(0xe6050007)
966 #define GPIO_PORT8CR IOMEM(0xe6050008)
967 static void __init eva_init(void)
968 {
969 struct platform_device *usb = NULL;
970
971 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
972 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
973
974 r8a7740_pinmux_init();
975 r8a7740_meram_workaround();
976
977 /* SCIFA1 */
978 gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
979 gpio_request(GPIO_FN_SCIFA1_TXD, NULL);
980
981 /* LCDC0 */
982 gpio_request(GPIO_FN_LCDC0_SELECT, NULL);
983 gpio_request(GPIO_FN_LCD0_D0, NULL);
984 gpio_request(GPIO_FN_LCD0_D1, NULL);
985 gpio_request(GPIO_FN_LCD0_D2, NULL);
986 gpio_request(GPIO_FN_LCD0_D3, NULL);
987 gpio_request(GPIO_FN_LCD0_D4, NULL);
988 gpio_request(GPIO_FN_LCD0_D5, NULL);
989 gpio_request(GPIO_FN_LCD0_D6, NULL);
990 gpio_request(GPIO_FN_LCD0_D7, NULL);
991 gpio_request(GPIO_FN_LCD0_D8, NULL);
992 gpio_request(GPIO_FN_LCD0_D9, NULL);
993 gpio_request(GPIO_FN_LCD0_D10, NULL);
994 gpio_request(GPIO_FN_LCD0_D11, NULL);
995 gpio_request(GPIO_FN_LCD0_D12, NULL);
996 gpio_request(GPIO_FN_LCD0_D13, NULL);
997 gpio_request(GPIO_FN_LCD0_D14, NULL);
998 gpio_request(GPIO_FN_LCD0_D15, NULL);
999 gpio_request(GPIO_FN_LCD0_D16, NULL);
1000 gpio_request(GPIO_FN_LCD0_D17, NULL);
1001 gpio_request(GPIO_FN_LCD0_D18_PORT40, NULL);
1002 gpio_request(GPIO_FN_LCD0_D19_PORT4, NULL);
1003 gpio_request(GPIO_FN_LCD0_D20_PORT3, NULL);
1004 gpio_request(GPIO_FN_LCD0_D21_PORT2, NULL);
1005 gpio_request(GPIO_FN_LCD0_D22_PORT0, NULL);
1006 gpio_request(GPIO_FN_LCD0_D23_PORT1, NULL);
1007 gpio_request(GPIO_FN_LCD0_DCK, NULL);
1008 gpio_request(GPIO_FN_LCD0_VSYN, NULL);
1009 gpio_request(GPIO_FN_LCD0_HSYN, NULL);
1010 gpio_request(GPIO_FN_LCD0_DISP, NULL);
1011 gpio_request(GPIO_FN_LCD0_LCLK_PORT165, NULL);
1012
1013 gpio_request_one(GPIO_PORT61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1014 gpio_request_one(GPIO_PORT202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */
1015
1016 /* Touchscreen */
1017 gpio_request(GPIO_FN_IRQ10, NULL); /* TP_INT */
1018
1019 /* GETHER */
1020 gpio_request(GPIO_FN_ET_CRS, NULL);
1021 gpio_request(GPIO_FN_ET_MDC, NULL);
1022 gpio_request(GPIO_FN_ET_MDIO, NULL);
1023 gpio_request(GPIO_FN_ET_TX_ER, NULL);
1024 gpio_request(GPIO_FN_ET_RX_ER, NULL);
1025 gpio_request(GPIO_FN_ET_ERXD0, NULL);
1026 gpio_request(GPIO_FN_ET_ERXD1, NULL);
1027 gpio_request(GPIO_FN_ET_ERXD2, NULL);
1028 gpio_request(GPIO_FN_ET_ERXD3, NULL);
1029 gpio_request(GPIO_FN_ET_TX_CLK, NULL);
1030 gpio_request(GPIO_FN_ET_TX_EN, NULL);
1031 gpio_request(GPIO_FN_ET_ETXD0, NULL);
1032 gpio_request(GPIO_FN_ET_ETXD1, NULL);
1033 gpio_request(GPIO_FN_ET_ETXD2, NULL);
1034 gpio_request(GPIO_FN_ET_ETXD3, NULL);
1035 gpio_request(GPIO_FN_ET_PHY_INT, NULL);
1036 gpio_request(GPIO_FN_ET_COL, NULL);
1037 gpio_request(GPIO_FN_ET_RX_DV, NULL);
1038 gpio_request(GPIO_FN_ET_RX_CLK, NULL);
1039
1040 gpio_request_one(GPIO_PORT18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
1041
1042 /* USB */
1043 gpio_request_one(GPIO_PORT159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
1044
1045 if (gpio_get_value(GPIO_PORT159)) {
1046 /* USB Host */
1047 } else {
1048 /* USB Func */
1049 /*
1050 * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
1051 * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
1052 * USB connection/disconnection (usbhsf_get_vbus()).
1053 * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
1054 * and select GPIO_PORT209 here
1055 */
1056 gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
1057 gpio_request_one(GPIO_PORT209, GPIOF_IN, NULL);
1058
1059 platform_device_register(&usbhsf_device);
1060 usb = &usbhsf_device;
1061 }
1062
1063 /* SDHI0 */
1064 gpio_request(GPIO_FN_SDHI0_CMD, NULL);
1065 gpio_request(GPIO_FN_SDHI0_CLK, NULL);
1066 gpio_request(GPIO_FN_SDHI0_D0, NULL);
1067 gpio_request(GPIO_FN_SDHI0_D1, NULL);
1068 gpio_request(GPIO_FN_SDHI0_D2, NULL);
1069 gpio_request(GPIO_FN_SDHI0_D3, NULL);
1070 gpio_request(GPIO_FN_SDHI0_WP, NULL);
1071
1072 gpio_request_one(GPIO_PORT17, GPIOF_OUT_INIT_LOW, NULL); /* SDHI0_18/33_B */
1073 gpio_request_one(GPIO_PORT74, GPIOF_OUT_INIT_HIGH, NULL); /* SDHI0_PON */
1074 gpio_request_one(GPIO_PORT75, GPIOF_OUT_INIT_HIGH, NULL); /* SDSLOT1_PON */
1075
1076 /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */
1077
1078 /*
1079 * MMCIF
1080 *
1081 * Here doesn't care SW1.4 status,
1082 * since CON2 is not mounted.
1083 */
1084 gpio_request(GPIO_FN_MMC1_CLK_PORT103, NULL);
1085 gpio_request(GPIO_FN_MMC1_CMD_PORT104, NULL);
1086 gpio_request(GPIO_FN_MMC1_D0_PORT149, NULL);
1087 gpio_request(GPIO_FN_MMC1_D1_PORT148, NULL);
1088 gpio_request(GPIO_FN_MMC1_D2_PORT147, NULL);
1089 gpio_request(GPIO_FN_MMC1_D3_PORT146, NULL);
1090 gpio_request(GPIO_FN_MMC1_D4_PORT145, NULL);
1091 gpio_request(GPIO_FN_MMC1_D5_PORT144, NULL);
1092 gpio_request(GPIO_FN_MMC1_D6_PORT143, NULL);
1093 gpio_request(GPIO_FN_MMC1_D7_PORT142, NULL);
1094
1095 /* CEU0 */
1096 gpio_request(GPIO_FN_VIO0_D7, NULL);
1097 gpio_request(GPIO_FN_VIO0_D6, NULL);
1098 gpio_request(GPIO_FN_VIO0_D5, NULL);
1099 gpio_request(GPIO_FN_VIO0_D4, NULL);
1100 gpio_request(GPIO_FN_VIO0_D3, NULL);
1101 gpio_request(GPIO_FN_VIO0_D2, NULL);
1102 gpio_request(GPIO_FN_VIO0_D1, NULL);
1103 gpio_request(GPIO_FN_VIO0_D0, NULL);
1104 gpio_request(GPIO_FN_VIO0_CLK, NULL);
1105 gpio_request(GPIO_FN_VIO0_HD, NULL);
1106 gpio_request(GPIO_FN_VIO0_VD, NULL);
1107 gpio_request(GPIO_FN_VIO0_FIELD, NULL);
1108 gpio_request(GPIO_FN_VIO_CKO, NULL);
1109
1110 /* CON1/CON15 Camera */
1111 gpio_request_one(GPIO_PORT173, GPIOF_OUT_INIT_LOW, NULL); /* STANDBY */
1112 gpio_request_one(GPIO_PORT172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
1113 /* see mt9t111_power() */
1114 gpio_request_one(GPIO_PORT158, GPIOF_OUT_INIT_LOW, NULL); /* CAM_PON */
1115
1116 /* FSI-WM8978 */
1117 gpio_request(GPIO_FN_FSIAIBT, NULL);
1118 gpio_request(GPIO_FN_FSIAILR, NULL);
1119 gpio_request(GPIO_FN_FSIAOMC, NULL);
1120 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1121 gpio_request(GPIO_FN_FSIAISLD_PORT5, NULL);
1122
1123 gpio_request(GPIO_PORT7, NULL);
1124 gpio_request(GPIO_PORT8, NULL);
1125 gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
1126 gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
1127
1128 /* FSI-HDMI */
1129 gpio_request(GPIO_FN_FSIBCK, NULL);
1130
1131 /* HDMI */
1132 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1133 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1134
1135 /*
1136 * CAUTION
1137 *
1138 * DBGMD/LCDC0/FSIA MUX
1139 * DBGMD_SELECT_B should be set after setting PFC Function.
1140 */
1141 gpio_request_one(GPIO_PORT176, GPIOF_OUT_INIT_HIGH, NULL);
1142
1143 /*
1144 * We can switch CON8/CON14 by SW1.5,
1145 * but it needs after DBGMD_SELECT_B
1146 */
1147 gpio_request_one(GPIO_PORT6, GPIOF_IN, NULL);
1148 if (gpio_get_value(GPIO_PORT6)) {
1149 /* CON14 enable */
1150 } else {
1151 /* CON8 (SDHI1) enable */
1152 gpio_request(GPIO_FN_SDHI1_CLK, NULL);
1153 gpio_request(GPIO_FN_SDHI1_CMD, NULL);
1154 gpio_request(GPIO_FN_SDHI1_D0, NULL);
1155 gpio_request(GPIO_FN_SDHI1_D1, NULL);
1156 gpio_request(GPIO_FN_SDHI1_D2, NULL);
1157 gpio_request(GPIO_FN_SDHI1_D3, NULL);
1158 gpio_request(GPIO_FN_SDHI1_CD, NULL);
1159 gpio_request(GPIO_FN_SDHI1_WP, NULL);
1160
1161 /* SDSLOT2_PON */
1162 gpio_request_one(GPIO_PORT16, GPIOF_OUT_INIT_HIGH, NULL);
1163
1164 platform_device_register(&sdhi1_device);
1165 }
1166
1167
1168 #ifdef CONFIG_CACHE_L2X0
1169 /* Early BRESP enable, Shared attribute override enable, 32K*8way */
1170 l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
1171 #endif
1172
1173 i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
1174 i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
1175
1176 r8a7740_add_standard_devices();
1177
1178 platform_add_devices(eva_devices,
1179 ARRAY_SIZE(eva_devices));
1180
1181 rmobile_add_device_to_domain("A4LC", &lcdc0_device);
1182 rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
1183 if (usb)
1184 rmobile_add_device_to_domain("A3SP", usb);
1185
1186 r8a7740_pm_init();
1187 }
1188
1189 static void __init eva_earlytimer_init(void)
1190 {
1191 r8a7740_clock_init(MD_CK0 | MD_CK2);
1192 shmobile_earlytimer_init();
1193
1194 /* the rate of extal1 clock must be set before late_time_init */
1195 eva_clock_init();
1196 }
1197
1198 static void __init eva_add_early_devices(void)
1199 {
1200 r8a7740_add_early_devices();
1201 }
1202
1203 #define RESCNT2 IOMEM(0xe6188020)
1204 static void eva_restart(char mode, const char *cmd)
1205 {
1206 /* Do soft power on reset */
1207 writel((1 << 31), RESCNT2);
1208 }
1209
1210 static const char *eva_boards_compat_dt[] __initdata = {
1211 "renesas,armadillo800eva",
1212 NULL,
1213 };
1214
1215 DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
1216 .map_io = r8a7740_map_io,
1217 .init_early = eva_add_early_devices,
1218 .init_irq = r8a7740_init_irq,
1219 .handle_irq = shmobile_handle_irq_intc,
1220 .init_machine = eva_init,
1221 .init_late = shmobile_init_late,
1222 .init_time = eva_earlytimer_init,
1223 .dt_compat = eva_boards_compat_dt,
1224 .restart = eva_restart,
1225 MACHINE_END
kernel source for telekom puls (alcatel/mediatek)