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Merge tag 'iio-fixes-for-3.9a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23...
[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/irq.h>
28 #include <linux/platform_device.h>
29 #include <linux/gpio.h>
30 #include <linux/gpio_keys.h>
31 #include <linux/regulator/fixed.h>
32 #include <linux/regulator/machine.h>
33 #include <linux/sh_eth.h>
34 #include <linux/videodev2.h>
35 #include <linux/usb/renesas_usbhs.h>
36 #include <linux/mfd/tmio.h>
37 #include <linux/mmc/host.h>
38 #include <linux/mmc/sh_mmcif.h>
39 #include <linux/mmc/sh_mobile_sdhi.h>
40 #include <linux/i2c-gpio.h>
41 #include <mach/common.h>
42 #include <mach/irqs.h>
43 #include <mach/r8a7740.h>
44 #include <media/mt9t112.h>
45 #include <media/sh_mobile_ceu.h>
46 #include <media/soc_camera.h>
47 #include <asm/page.h>
48 #include <asm/mach-types.h>
49 #include <asm/mach/arch.h>
50 #include <asm/mach/map.h>
51 #include <asm/mach/time.h>
52 #include <asm/hardware/cache-l2x0.h>
53 #include <video/sh_mobile_lcdc.h>
54 #include <video/sh_mobile_hdmi.h>
55 #include <sound/sh_fsi.h>
56 #include <sound/simple_card.h>
57
58 #include "sh-gpio.h"
59
60 /*
61 * CON1 Camera Module
62 * CON2 Extension Bus
63 * CON3 HDMI Output
64 * CON4 Composite Video Output
65 * CON5 H-UDI JTAG
66 * CON6 ARM JTAG
67 * CON7 SD1
68 * CON8 SD2
69 * CON9 RTC BackUp
70 * CON10 Monaural Mic Input
71 * CON11 Stereo Headphone Output
72 * CON12 Audio Line Output(L)
73 * CON13 Audio Line Output(R)
74 * CON14 AWL13 Module
75 * CON15 Extension
76 * CON16 LCD1
77 * CON17 LCD2
78 * CON19 Power Input
79 * CON20 USB1
80 * CON21 USB2
81 * CON22 Serial
82 * CON23 LAN
83 * CON24 USB3
84 * LED1 Camera LED(Yellow)
85 * LED2 Power LED (Green)
86 * ED3-LED6 User LED(Yellow)
87 * LED7 LAN link LED(Green)
88 * LED8 LAN activity LED(Yellow)
89 */
90
91 /*
92 * DipSwitch
93 *
94 * SW1
95 *
96 * -12345678-+---------------+----------------------------
97 * 1 | boot | hermit
98 * 0 | boot | OS auto boot
99 * -12345678-+---------------+----------------------------
100 * 00 | boot device | eMMC
101 * 10 | boot device | SDHI0 (CON7)
102 * 01 | boot device | -
103 * 11 | boot device | Extension Buss (CS0)
104 * -12345678-+---------------+----------------------------
105 * 0 | Extension Bus | D8-D15 disable, eMMC enable
106 * 1 | Extension Bus | D8-D15 enable, eMMC disable
107 * -12345678-+---------------+----------------------------
108 * 0 | SDHI1 | COM8 disable, COM14 enable
109 * 1 | SDHI1 | COM8 enable, COM14 disable
110 * -12345678-+---------------+----------------------------
111 * 0 | USB0 | COM20 enable, COM24 disable
112 * 1 | USB0 | COM20 disable, COM24 enable
113 * -12345678-+---------------+----------------------------
114 * 00 | JTAG | SH-X2
115 * 10 | JTAG | ARM
116 * 01 | JTAG | -
117 * 11 | JTAG | Boundary Scan
118 *-----------+---------------+----------------------------
119 */
120
121 /*
122 * FSI-WM8978
123 *
124 * this command is required when playback.
125 *
126 * # amixer set "Headphone" 50
127 *
128 * this command is required when capture.
129 *
130 * # amixer set "Input PGA" 15
131 * # amixer set "Left Input Mixer MicP" on
132 * # amixer set "Left Input Mixer MicN" on
133 * # amixer set "Right Input Mixer MicN" on
134 * # amixer set "Right Input Mixer MicP" on
135 */
136
137 /*
138 * USB function
139 *
140 * When you use USB Function,
141 * set SW1.6 ON, and connect cable to CN24.
142 *
143 * USBF needs workaround on R8A7740 chip.
144 * These are a little bit complex.
145 * see
146 * usbhsf_power_ctrl()
147 */
148 #define IRQ7 evt2irq(0x02e0)
149 #define USBCR1 IOMEM(0xe605810a)
150 #define USBH 0xC6700000
151 #define USBH_USBCTR 0x10834
152
153 struct usbhsf_private {
154 struct clk *phy;
155 struct clk *usb24;
156 struct clk *pci;
157 struct clk *func;
158 struct clk *host;
159 void __iomem *usbh_base;
160 struct renesas_usbhs_platform_info info;
161 };
162
163 #define usbhsf_get_priv(pdev) \
164 container_of(renesas_usbhs_get_info(pdev), \
165 struct usbhsf_private, info)
166
167 static int usbhsf_get_id(struct platform_device *pdev)
168 {
169 return USBHS_GADGET;
170 }
171
172 static void usbhsf_power_ctrl(struct platform_device *pdev,
173 void __iomem *base, int enable)
174 {
175 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
176
177 /*
178 * Work around for USB Function.
179 * It needs USB host clock, and settings
180 */
181 if (enable) {
182 /*
183 * enable all the related usb clocks
184 * for usb workaround
185 */
186 clk_enable(priv->usb24);
187 clk_enable(priv->pci);
188 clk_enable(priv->host);
189 clk_enable(priv->func);
190 clk_enable(priv->phy);
191
192 /*
193 * set USBCR1
194 *
195 * Port1 is driven by USB function,
196 * Port2 is driven by USB HOST
197 * One HOST (Port1 or Port2 is HOST)
198 * USB PLL input clock = 24MHz
199 */
200 __raw_writew(0xd750, USBCR1);
201 mdelay(1);
202
203 /*
204 * start USB Host
205 */
206 __raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
207 __raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
208 mdelay(10);
209
210 /*
211 * USB PHY Power ON
212 */
213 __raw_writew(0xd770, USBCR1);
214 __raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */
215
216 } else {
217 __raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
218 __raw_writew(0xd7c0, USBCR1); /* GPIO */
219
220 clk_disable(priv->phy);
221 clk_disable(priv->func); /* usb work around */
222 clk_disable(priv->host); /* usb work around */
223 clk_disable(priv->pci); /* usb work around */
224 clk_disable(priv->usb24); /* usb work around */
225 }
226 }
227
228 static int usbhsf_get_vbus(struct platform_device *pdev)
229 {
230 return gpio_get_value(GPIO_PORT209);
231 }
232
233 static irqreturn_t usbhsf_interrupt(int irq, void *data)
234 {
235 struct platform_device *pdev = data;
236
237 renesas_usbhs_call_notify_hotplug(pdev);
238
239 return IRQ_HANDLED;
240 }
241
242 static void usbhsf_hardware_exit(struct platform_device *pdev)
243 {
244 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
245
246 if (!IS_ERR(priv->phy))
247 clk_put(priv->phy);
248 if (!IS_ERR(priv->usb24))
249 clk_put(priv->usb24);
250 if (!IS_ERR(priv->pci))
251 clk_put(priv->pci);
252 if (!IS_ERR(priv->host))
253 clk_put(priv->host);
254 if (!IS_ERR(priv->func))
255 clk_put(priv->func);
256 if (priv->usbh_base)
257 iounmap(priv->usbh_base);
258
259 priv->phy = NULL;
260 priv->usb24 = NULL;
261 priv->pci = NULL;
262 priv->host = NULL;
263 priv->func = NULL;
264 priv->usbh_base = NULL;
265
266 free_irq(IRQ7, pdev);
267 }
268
269 static int usbhsf_hardware_init(struct platform_device *pdev)
270 {
271 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
272 int ret;
273
274 priv->phy = clk_get(&pdev->dev, "phy");
275 priv->usb24 = clk_get(&pdev->dev, "usb24");
276 priv->pci = clk_get(&pdev->dev, "pci");
277 priv->func = clk_get(&pdev->dev, "func");
278 priv->host = clk_get(&pdev->dev, "host");
279 priv->usbh_base = ioremap_nocache(USBH, 0x20000);
280
281 if (IS_ERR(priv->phy) ||
282 IS_ERR(priv->usb24) ||
283 IS_ERR(priv->pci) ||
284 IS_ERR(priv->host) ||
285 IS_ERR(priv->func) ||
286 !priv->usbh_base) {
287 dev_err(&pdev->dev, "USB clock setting failed\n");
288 usbhsf_hardware_exit(pdev);
289 return -EIO;
290 }
291
292 ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
293 dev_name(&pdev->dev), pdev);
294 if (ret) {
295 dev_err(&pdev->dev, "request_irq err\n");
296 return ret;
297 }
298 irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
299
300 /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
301 clk_set_rate(priv->usb24,
302 clk_get_rate(clk_get_parent(priv->usb24)));
303
304 return 0;
305 }
306
307 static struct usbhsf_private usbhsf_private = {
308 .info = {
309 .platform_callback = {
310 .get_id = usbhsf_get_id,
311 .get_vbus = usbhsf_get_vbus,
312 .hardware_init = usbhsf_hardware_init,
313 .hardware_exit = usbhsf_hardware_exit,
314 .power_ctrl = usbhsf_power_ctrl,
315 },
316 .driver_param = {
317 .buswait_bwait = 5,
318 .detection_delay = 5,
319 .d0_rx_id = SHDMA_SLAVE_USBHS_RX,
320 .d1_tx_id = SHDMA_SLAVE_USBHS_TX,
321 },
322 }
323 };
324
325 static struct resource usbhsf_resources[] = {
326 {
327 .name = "USBHS",
328 .start = 0xe6890000,
329 .end = 0xe6890104 - 1,
330 .flags = IORESOURCE_MEM,
331 },
332 {
333 .start = evt2irq(0x0A20),
334 .flags = IORESOURCE_IRQ,
335 },
336 };
337
338 static struct platform_device usbhsf_device = {
339 .name = "renesas_usbhs",
340 .dev = {
341 .platform_data = &usbhsf_private.info,
342 },
343 .id = -1,
344 .num_resources = ARRAY_SIZE(usbhsf_resources),
345 .resource = usbhsf_resources,
346 };
347
348 /* Ether */
349 static struct sh_eth_plat_data sh_eth_platdata = {
350 .phy = 0x00, /* LAN8710A */
351 .edmac_endian = EDMAC_LITTLE_ENDIAN,
352 .register_type = SH_ETH_REG_GIGABIT,
353 .phy_interface = PHY_INTERFACE_MODE_MII,
354 };
355
356 static struct resource sh_eth_resources[] = {
357 {
358 .start = 0xe9a00000,
359 .end = 0xe9a00800 - 1,
360 .flags = IORESOURCE_MEM,
361 }, {
362 .start = 0xe9a01800,
363 .end = 0xe9a02000 - 1,
364 .flags = IORESOURCE_MEM,
365 }, {
366 .start = evt2irq(0x0500),
367 .flags = IORESOURCE_IRQ,
368 },
369 };
370
371 static struct platform_device sh_eth_device = {
372 .name = "sh-eth",
373 .id = -1,
374 .dev = {
375 .platform_data = &sh_eth_platdata,
376 },
377 .resource = sh_eth_resources,
378 .num_resources = ARRAY_SIZE(sh_eth_resources),
379 };
380
381 /* LCDC */
382 static struct fb_videomode lcdc0_mode = {
383 .name = "AMPIER/AM-800480",
384 .xres = 800,
385 .yres = 480,
386 .left_margin = 88,
387 .right_margin = 40,
388 .hsync_len = 128,
389 .upper_margin = 20,
390 .lower_margin = 5,
391 .vsync_len = 5,
392 .sync = 0,
393 };
394
395 static struct sh_mobile_lcdc_info lcdc0_info = {
396 .clock_source = LCDC_CLK_BUS,
397 .ch[0] = {
398 .chan = LCDC_CHAN_MAINLCD,
399 .fourcc = V4L2_PIX_FMT_RGB565,
400 .interface_type = RGB24,
401 .clock_divider = 5,
402 .flags = 0,
403 .lcd_modes = &lcdc0_mode,
404 .num_modes = 1,
405 .panel_cfg = {
406 .width = 111,
407 .height = 68,
408 },
409 },
410 };
411
412 static struct resource lcdc0_resources[] = {
413 [0] = {
414 .name = "LCD0",
415 .start = 0xfe940000,
416 .end = 0xfe943fff,
417 .flags = IORESOURCE_MEM,
418 },
419 [1] = {
420 .start = intcs_evt2irq(0x580),
421 .flags = IORESOURCE_IRQ,
422 },
423 };
424
425 static struct platform_device lcdc0_device = {
426 .name = "sh_mobile_lcdc_fb",
427 .num_resources = ARRAY_SIZE(lcdc0_resources),
428 .resource = lcdc0_resources,
429 .id = 0,
430 .dev = {
431 .platform_data = &lcdc0_info,
432 .coherent_dma_mask = ~0,
433 },
434 };
435
436 /*
437 * LCDC1/HDMI
438 */
439 static struct sh_mobile_hdmi_info hdmi_info = {
440 .flags = HDMI_OUTPUT_PUSH_PULL |
441 HDMI_OUTPUT_POLARITY_HI |
442 HDMI_32BIT_REG |
443 HDMI_HAS_HTOP1 |
444 HDMI_SND_SRC_SPDIF,
445 };
446
447 static struct resource hdmi_resources[] = {
448 [0] = {
449 .name = "HDMI",
450 .start = 0xe6be0000,
451 .end = 0xe6be03ff,
452 .flags = IORESOURCE_MEM,
453 },
454 [1] = {
455 .start = evt2irq(0x1700),
456 .flags = IORESOURCE_IRQ,
457 },
458 [2] = {
459 .name = "HDMI emma3pf",
460 .start = 0xe6be4000,
461 .end = 0xe6be43ff,
462 .flags = IORESOURCE_MEM,
463 },
464 };
465
466 static struct platform_device hdmi_device = {
467 .name = "sh-mobile-hdmi",
468 .num_resources = ARRAY_SIZE(hdmi_resources),
469 .resource = hdmi_resources,
470 .id = -1,
471 .dev = {
472 .platform_data = &hdmi_info,
473 },
474 };
475
476 static const struct fb_videomode lcdc1_mode = {
477 .name = "HDMI 720p",
478 .xres = 1280,
479 .yres = 720,
480 .pixclock = 13468,
481 .left_margin = 220,
482 .right_margin = 110,
483 .hsync_len = 40,
484 .upper_margin = 20,
485 .lower_margin = 5,
486 .vsync_len = 5,
487 .refresh = 60,
488 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
489 };
490
491 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
492 .clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
493 .ch[0] = {
494 .chan = LCDC_CHAN_MAINLCD,
495 .fourcc = V4L2_PIX_FMT_RGB565,
496 .interface_type = RGB24,
497 .clock_divider = 1,
498 .flags = LCDC_FLAGS_DWPOL,
499 .lcd_modes = &lcdc1_mode,
500 .num_modes = 1,
501 .tx_dev = &hdmi_device,
502 .panel_cfg = {
503 .width = 1280,
504 .height = 720,
505 },
506 },
507 };
508
509 static struct resource hdmi_lcdc_resources[] = {
510 [0] = {
511 .name = "LCDC1",
512 .start = 0xfe944000,
513 .end = 0xfe948000 - 1,
514 .flags = IORESOURCE_MEM,
515 },
516 [1] = {
517 .start = intcs_evt2irq(0x1780),
518 .flags = IORESOURCE_IRQ,
519 },
520 };
521
522 static struct platform_device hdmi_lcdc_device = {
523 .name = "sh_mobile_lcdc_fb",
524 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
525 .resource = hdmi_lcdc_resources,
526 .id = 1,
527 .dev = {
528 .platform_data = &hdmi_lcdc_info,
529 .coherent_dma_mask = ~0,
530 },
531 };
532
533 /* GPIO KEY */
534 #define GPIO_KEY(c, g, d, ...) \
535 { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
536
537 static struct gpio_keys_button gpio_buttons[] = {
538 GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW3", .wakeup = 1),
539 GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"),
540 GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"),
541 GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW6"),
542 };
543
544 static struct gpio_keys_platform_data gpio_key_info = {
545 .buttons = gpio_buttons,
546 .nbuttons = ARRAY_SIZE(gpio_buttons),
547 };
548
549 static struct platform_device gpio_keys_device = {
550 .name = "gpio-keys",
551 .id = -1,
552 .dev = {
553 .platform_data = &gpio_key_info,
554 },
555 };
556
557 /* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
558 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
559 {
560 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
561 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
562 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
563 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
564 REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
565 REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
566 };
567
568 /* SDHI0 */
569 /*
570 * FIXME
571 *
572 * It use polling mode here, since
573 * CD (= Card Detect) pin is not connected to SDHI0_CD.
574 * We can use IRQ31 as card detect irq,
575 * but it needs chattering removal operation
576 */
577 #define IRQ31 evt2irq(0x33E0)
578 static struct sh_mobile_sdhi_info sdhi0_info = {
579 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
580 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
581 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\
582 MMC_CAP_NEEDS_POLL,
583 .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
584 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
585 };
586
587 static struct resource sdhi0_resources[] = {
588 {
589 .name = "SDHI0",
590 .start = 0xe6850000,
591 .end = 0xe6850100 - 1,
592 .flags = IORESOURCE_MEM,
593 },
594 /*
595 * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
596 */
597 {
598 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
599 .start = evt2irq(0x0E20),
600 .flags = IORESOURCE_IRQ,
601 },
602 {
603 .name = SH_MOBILE_SDHI_IRQ_SDIO,
604 .start = evt2irq(0x0E40),
605 .flags = IORESOURCE_IRQ,
606 },
607 };
608
609 static struct platform_device sdhi0_device = {
610 .name = "sh_mobile_sdhi",
611 .id = 0,
612 .dev = {
613 .platform_data = &sdhi0_info,
614 },
615 .num_resources = ARRAY_SIZE(sdhi0_resources),
616 .resource = sdhi0_resources,
617 };
618
619 /* SDHI1 */
620 static struct sh_mobile_sdhi_info sdhi1_info = {
621 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
622 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
623 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
624 .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
625 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
626 };
627
628 static struct resource sdhi1_resources[] = {
629 [0] = {
630 .name = "SDHI1",
631 .start = 0xe6860000,
632 .end = 0xe6860100 - 1,
633 .flags = IORESOURCE_MEM,
634 },
635 [1] = {
636 .start = evt2irq(0x0E80),
637 .flags = IORESOURCE_IRQ,
638 },
639 [2] = {
640 .start = evt2irq(0x0EA0),
641 .flags = IORESOURCE_IRQ,
642 },
643 [3] = {
644 .start = evt2irq(0x0EC0),
645 .flags = IORESOURCE_IRQ,
646 },
647 };
648
649 static struct platform_device sdhi1_device = {
650 .name = "sh_mobile_sdhi",
651 .id = 1,
652 .dev = {
653 .platform_data = &sdhi1_info,
654 },
655 .num_resources = ARRAY_SIZE(sdhi1_resources),
656 .resource = sdhi1_resources,
657 };
658
659 /* MMCIF */
660 static struct sh_mmcif_plat_data sh_mmcif_plat = {
661 .sup_pclk = 0,
662 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
663 .caps = MMC_CAP_4_BIT_DATA |
664 MMC_CAP_8_BIT_DATA |
665 MMC_CAP_NONREMOVABLE,
666 };
667
668 static struct resource sh_mmcif_resources[] = {
669 [0] = {
670 .name = "MMCIF",
671 .start = 0xe6bd0000,
672 .end = 0xe6bd0100 - 1,
673 .flags = IORESOURCE_MEM,
674 },
675 [1] = {
676 /* MMC ERR */
677 .start = evt2irq(0x1AC0),
678 .flags = IORESOURCE_IRQ,
679 },
680 [2] = {
681 /* MMC NOR */
682 .start = evt2irq(0x1AE0),
683 .flags = IORESOURCE_IRQ,
684 },
685 };
686
687 static struct platform_device sh_mmcif_device = {
688 .name = "sh_mmcif",
689 .id = -1,
690 .dev = {
691 .platform_data = &sh_mmcif_plat,
692 },
693 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
694 .resource = sh_mmcif_resources,
695 };
696
697 /* Camera */
698 static int mt9t111_power(struct device *dev, int mode)
699 {
700 struct clk *mclk = clk_get(NULL, "video1");
701
702 if (IS_ERR(mclk)) {
703 dev_err(dev, "can't get video1 clock\n");
704 return -EINVAL;
705 }
706
707 if (mode) {
708 /* video1 (= CON1 camera) expect 24MHz */
709 clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
710 clk_enable(mclk);
711 gpio_set_value(GPIO_PORT158, 1);
712 } else {
713 gpio_set_value(GPIO_PORT158, 0);
714 clk_disable(mclk);
715 }
716
717 clk_put(mclk);
718
719 return 0;
720 }
721
722 static struct i2c_board_info i2c_camera_mt9t111 = {
723 I2C_BOARD_INFO("mt9t112", 0x3d),
724 };
725
726 static struct mt9t112_camera_info mt9t111_info = {
727 .divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
728 };
729
730 static struct soc_camera_link mt9t111_link = {
731 .i2c_adapter_id = 0,
732 .bus_id = 0,
733 .board_info = &i2c_camera_mt9t111,
734 .power = mt9t111_power,
735 .priv = &mt9t111_info,
736 };
737
738 static struct platform_device camera_device = {
739 .name = "soc-camera-pdrv",
740 .id = 0,
741 .dev = {
742 .platform_data = &mt9t111_link,
743 },
744 };
745
746 /* CEU0 */
747 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
748 .flags = SH_CEU_FLAG_LOWER_8BIT,
749 };
750
751 static struct resource ceu0_resources[] = {
752 [0] = {
753 .name = "CEU",
754 .start = 0xfe910000,
755 .end = 0xfe91009f,
756 .flags = IORESOURCE_MEM,
757 },
758 [1] = {
759 .start = intcs_evt2irq(0x0500),
760 .flags = IORESOURCE_IRQ,
761 },
762 [2] = {
763 /* place holder for contiguous memory */
764 },
765 };
766
767 static struct platform_device ceu0_device = {
768 .name = "sh_mobile_ceu",
769 .id = 0,
770 .num_resources = ARRAY_SIZE(ceu0_resources),
771 .resource = ceu0_resources,
772 .dev = {
773 .platform_data = &sh_mobile_ceu0_info,
774 .coherent_dma_mask = 0xffffffff,
775 },
776 };
777
778 /* FSI */
779 static struct sh_fsi_platform_info fsi_info = {
780 /* FSI-WM8978 */
781 .port_a = {
782 .tx_id = SHDMA_SLAVE_FSIA_TX,
783 },
784 /* FSI-HDMI */
785 .port_b = {
786 .flags = SH_FSI_FMT_SPDIF |
787 SH_FSI_ENABLE_STREAM_MODE |
788 SH_FSI_CLK_CPG,
789 .tx_id = SHDMA_SLAVE_FSIB_TX,
790 }
791 };
792
793 static struct resource fsi_resources[] = {
794 [0] = {
795 .name = "FSI",
796 .start = 0xfe1f0000,
797 .end = 0xfe1f8400 - 1,
798 .flags = IORESOURCE_MEM,
799 },
800 [1] = {
801 .start = evt2irq(0x1840),
802 .flags = IORESOURCE_IRQ,
803 },
804 };
805
806 static struct platform_device fsi_device = {
807 .name = "sh_fsi2",
808 .id = -1,
809 .num_resources = ARRAY_SIZE(fsi_resources),
810 .resource = fsi_resources,
811 .dev = {
812 .platform_data = &fsi_info,
813 },
814 };
815
816 /* FSI-WM8978 */
817 static struct asoc_simple_card_info fsi_wm8978_info = {
818 .name = "wm8978",
819 .card = "FSI2A-WM8978",
820 .codec = "wm8978.0-001a",
821 .platform = "sh_fsi2",
822 .daifmt = SND_SOC_DAIFMT_I2S,
823 .cpu_dai = {
824 .name = "fsia-dai",
825 .fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF,
826 },
827 .codec_dai = {
828 .name = "wm8978-hifi",
829 .fmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
830 .sysclk = 12288000,
831 },
832 };
833
834 static struct platform_device fsi_wm8978_device = {
835 .name = "asoc-simple-card",
836 .id = 0,
837 .dev = {
838 .platform_data = &fsi_wm8978_info,
839 },
840 };
841
842 /* FSI-HDMI */
843 static struct asoc_simple_card_info fsi2_hdmi_info = {
844 .name = "HDMI",
845 .card = "FSI2B-HDMI",
846 .codec = "sh-mobile-hdmi",
847 .platform = "sh_fsi2",
848 .cpu_dai = {
849 .name = "fsib-dai",
850 .fmt = SND_SOC_DAIFMT_CBM_CFM,
851 },
852 .codec_dai = {
853 .name = "sh_mobile_hdmi-hifi",
854 },
855 };
856
857 static struct platform_device fsi_hdmi_device = {
858 .name = "asoc-simple-card",
859 .id = 1,
860 .dev = {
861 .platform_data = &fsi2_hdmi_info,
862 },
863 };
864
865 /* RTC: RTC connects i2c-gpio. */
866 static struct i2c_gpio_platform_data i2c_gpio_data = {
867 .sda_pin = GPIO_PORT208,
868 .scl_pin = GPIO_PORT91,
869 .udelay = 5, /* 100 kHz */
870 };
871
872 static struct platform_device i2c_gpio_device = {
873 .name = "i2c-gpio",
874 .id = 2,
875 .dev = {
876 .platform_data = &i2c_gpio_data,
877 },
878 };
879
880 /* I2C */
881 static struct i2c_board_info i2c0_devices[] = {
882 {
883 I2C_BOARD_INFO("st1232-ts", 0x55),
884 .irq = evt2irq(0x0340),
885 },
886 {
887 I2C_BOARD_INFO("wm8978", 0x1a),
888 },
889 };
890
891 static struct i2c_board_info i2c2_devices[] = {
892 {
893 I2C_BOARD_INFO("s35390a", 0x30),
894 .type = "s35390a",
895 },
896 };
897
898 /*
899 * board devices
900 */
901 static struct platform_device *eva_devices[] __initdata = {
902 &lcdc0_device,
903 &gpio_keys_device,
904 &sh_eth_device,
905 &sdhi0_device,
906 &sh_mmcif_device,
907 &hdmi_device,
908 &hdmi_lcdc_device,
909 &camera_device,
910 &ceu0_device,
911 &fsi_device,
912 &fsi_wm8978_device,
913 &fsi_hdmi_device,
914 &i2c_gpio_device,
915 };
916
917 static void __init eva_clock_init(void)
918 {
919 struct clk *system = clk_get(NULL, "system_clk");
920 struct clk *xtal1 = clk_get(NULL, "extal1");
921 struct clk *usb24s = clk_get(NULL, "usb24s");
922 struct clk *fsibck = clk_get(NULL, "fsibck");
923
924 if (IS_ERR(system) ||
925 IS_ERR(xtal1) ||
926 IS_ERR(usb24s) ||
927 IS_ERR(fsibck)) {
928 pr_err("armadillo800eva board clock init failed\n");
929 goto clock_error;
930 }
931
932 /* armadillo 800 eva extal1 is 24MHz */
933 clk_set_rate(xtal1, 24000000);
934
935 /* usb24s use extal1 (= system) clock (= 24MHz) */
936 clk_set_parent(usb24s, system);
937
938 /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
939 clk_set_rate(fsibck, 12288000);
940
941 clock_error:
942 if (!IS_ERR(system))
943 clk_put(system);
944 if (!IS_ERR(xtal1))
945 clk_put(xtal1);
946 if (!IS_ERR(usb24s))
947 clk_put(usb24s);
948 if (!IS_ERR(fsibck))
949 clk_put(fsibck);
950 }
951
952 /*
953 * board init
954 */
955 #define GPIO_PORT7CR IOMEM(0xe6050007)
956 #define GPIO_PORT8CR IOMEM(0xe6050008)
957 static void __init eva_init(void)
958 {
959 struct platform_device *usb = NULL;
960
961 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
962 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
963
964 r8a7740_pinmux_init();
965 r8a7740_meram_workaround();
966
967 /* SCIFA1 */
968 gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
969 gpio_request(GPIO_FN_SCIFA1_TXD, NULL);
970
971 /* LCDC0 */
972 gpio_request(GPIO_FN_LCDC0_SELECT, NULL);
973 gpio_request(GPIO_FN_LCD0_D0, NULL);
974 gpio_request(GPIO_FN_LCD0_D1, NULL);
975 gpio_request(GPIO_FN_LCD0_D2, NULL);
976 gpio_request(GPIO_FN_LCD0_D3, NULL);
977 gpio_request(GPIO_FN_LCD0_D4, NULL);
978 gpio_request(GPIO_FN_LCD0_D5, NULL);
979 gpio_request(GPIO_FN_LCD0_D6, NULL);
980 gpio_request(GPIO_FN_LCD0_D7, NULL);
981 gpio_request(GPIO_FN_LCD0_D8, NULL);
982 gpio_request(GPIO_FN_LCD0_D9, NULL);
983 gpio_request(GPIO_FN_LCD0_D10, NULL);
984 gpio_request(GPIO_FN_LCD0_D11, NULL);
985 gpio_request(GPIO_FN_LCD0_D12, NULL);
986 gpio_request(GPIO_FN_LCD0_D13, NULL);
987 gpio_request(GPIO_FN_LCD0_D14, NULL);
988 gpio_request(GPIO_FN_LCD0_D15, NULL);
989 gpio_request(GPIO_FN_LCD0_D16, NULL);
990 gpio_request(GPIO_FN_LCD0_D17, NULL);
991 gpio_request(GPIO_FN_LCD0_D18_PORT40, NULL);
992 gpio_request(GPIO_FN_LCD0_D19_PORT4, NULL);
993 gpio_request(GPIO_FN_LCD0_D20_PORT3, NULL);
994 gpio_request(GPIO_FN_LCD0_D21_PORT2, NULL);
995 gpio_request(GPIO_FN_LCD0_D22_PORT0, NULL);
996 gpio_request(GPIO_FN_LCD0_D23_PORT1, NULL);
997 gpio_request(GPIO_FN_LCD0_DCK, NULL);
998 gpio_request(GPIO_FN_LCD0_VSYN, NULL);
999 gpio_request(GPIO_FN_LCD0_HSYN, NULL);
1000 gpio_request(GPIO_FN_LCD0_DISP, NULL);
1001 gpio_request(GPIO_FN_LCD0_LCLK_PORT165, NULL);
1002
1003 gpio_request_one(GPIO_PORT61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1004 gpio_request_one(GPIO_PORT202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */
1005
1006 /* Touchscreen */
1007 gpio_request(GPIO_FN_IRQ10, NULL); /* TP_INT */
1008 gpio_request_one(GPIO_PORT166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */
1009
1010 /* GETHER */
1011 gpio_request(GPIO_FN_ET_CRS, NULL);
1012 gpio_request(GPIO_FN_ET_MDC, NULL);
1013 gpio_request(GPIO_FN_ET_MDIO, NULL);
1014 gpio_request(GPIO_FN_ET_TX_ER, NULL);
1015 gpio_request(GPIO_FN_ET_RX_ER, NULL);
1016 gpio_request(GPIO_FN_ET_ERXD0, NULL);
1017 gpio_request(GPIO_FN_ET_ERXD1, NULL);
1018 gpio_request(GPIO_FN_ET_ERXD2, NULL);
1019 gpio_request(GPIO_FN_ET_ERXD3, NULL);
1020 gpio_request(GPIO_FN_ET_TX_CLK, NULL);
1021 gpio_request(GPIO_FN_ET_TX_EN, NULL);
1022 gpio_request(GPIO_FN_ET_ETXD0, NULL);
1023 gpio_request(GPIO_FN_ET_ETXD1, NULL);
1024 gpio_request(GPIO_FN_ET_ETXD2, NULL);
1025 gpio_request(GPIO_FN_ET_ETXD3, NULL);
1026 gpio_request(GPIO_FN_ET_PHY_INT, NULL);
1027 gpio_request(GPIO_FN_ET_COL, NULL);
1028 gpio_request(GPIO_FN_ET_RX_DV, NULL);
1029 gpio_request(GPIO_FN_ET_RX_CLK, NULL);
1030
1031 gpio_request_one(GPIO_PORT18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
1032
1033 /* USB */
1034 gpio_request_one(GPIO_PORT159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
1035
1036 if (gpio_get_value(GPIO_PORT159)) {
1037 /* USB Host */
1038 } else {
1039 /* USB Func */
1040 /*
1041 * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
1042 * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
1043 * USB connection/disconnection (usbhsf_get_vbus()).
1044 * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
1045 * and select GPIO_PORT209 here
1046 */
1047 gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
1048 gpio_request_one(GPIO_PORT209, GPIOF_IN, NULL);
1049
1050 platform_device_register(&usbhsf_device);
1051 usb = &usbhsf_device;
1052 }
1053
1054 /* SDHI0 */
1055 gpio_request(GPIO_FN_SDHI0_CMD, NULL);
1056 gpio_request(GPIO_FN_SDHI0_CLK, NULL);
1057 gpio_request(GPIO_FN_SDHI0_D0, NULL);
1058 gpio_request(GPIO_FN_SDHI0_D1, NULL);
1059 gpio_request(GPIO_FN_SDHI0_D2, NULL);
1060 gpio_request(GPIO_FN_SDHI0_D3, NULL);
1061 gpio_request(GPIO_FN_SDHI0_WP, NULL);
1062
1063 gpio_request_one(GPIO_PORT17, GPIOF_OUT_INIT_LOW, NULL); /* SDHI0_18/33_B */
1064 gpio_request_one(GPIO_PORT74, GPIOF_OUT_INIT_HIGH, NULL); /* SDHI0_PON */
1065 gpio_request_one(GPIO_PORT75, GPIOF_OUT_INIT_HIGH, NULL); /* SDSLOT1_PON */
1066
1067 /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */
1068
1069 /*
1070 * MMCIF
1071 *
1072 * Here doesn't care SW1.4 status,
1073 * since CON2 is not mounted.
1074 */
1075 gpio_request(GPIO_FN_MMC1_CLK_PORT103, NULL);
1076 gpio_request(GPIO_FN_MMC1_CMD_PORT104, NULL);
1077 gpio_request(GPIO_FN_MMC1_D0_PORT149, NULL);
1078 gpio_request(GPIO_FN_MMC1_D1_PORT148, NULL);
1079 gpio_request(GPIO_FN_MMC1_D2_PORT147, NULL);
1080 gpio_request(GPIO_FN_MMC1_D3_PORT146, NULL);
1081 gpio_request(GPIO_FN_MMC1_D4_PORT145, NULL);
1082 gpio_request(GPIO_FN_MMC1_D5_PORT144, NULL);
1083 gpio_request(GPIO_FN_MMC1_D6_PORT143, NULL);
1084 gpio_request(GPIO_FN_MMC1_D7_PORT142, NULL);
1085
1086 /* CEU0 */
1087 gpio_request(GPIO_FN_VIO0_D7, NULL);
1088 gpio_request(GPIO_FN_VIO0_D6, NULL);
1089 gpio_request(GPIO_FN_VIO0_D5, NULL);
1090 gpio_request(GPIO_FN_VIO0_D4, NULL);
1091 gpio_request(GPIO_FN_VIO0_D3, NULL);
1092 gpio_request(GPIO_FN_VIO0_D2, NULL);
1093 gpio_request(GPIO_FN_VIO0_D1, NULL);
1094 gpio_request(GPIO_FN_VIO0_D0, NULL);
1095 gpio_request(GPIO_FN_VIO0_CLK, NULL);
1096 gpio_request(GPIO_FN_VIO0_HD, NULL);
1097 gpio_request(GPIO_FN_VIO0_VD, NULL);
1098 gpio_request(GPIO_FN_VIO0_FIELD, NULL);
1099 gpio_request(GPIO_FN_VIO_CKO, NULL);
1100
1101 /* CON1/CON15 Camera */
1102 gpio_request_one(GPIO_PORT173, GPIOF_OUT_INIT_LOW, NULL); /* STANDBY */
1103 gpio_request_one(GPIO_PORT172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
1104 /* see mt9t111_power() */
1105 gpio_request_one(GPIO_PORT158, GPIOF_OUT_INIT_LOW, NULL); /* CAM_PON */
1106
1107 /* FSI-WM8978 */
1108 gpio_request(GPIO_FN_FSIAIBT, NULL);
1109 gpio_request(GPIO_FN_FSIAILR, NULL);
1110 gpio_request(GPIO_FN_FSIAOMC, NULL);
1111 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1112 gpio_request(GPIO_FN_FSIAISLD_PORT5, NULL);
1113
1114 gpio_request(GPIO_PORT7, NULL);
1115 gpio_request(GPIO_PORT8, NULL);
1116 gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
1117 gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
1118
1119 /* FSI-HDMI */
1120 gpio_request(GPIO_FN_FSIBCK, NULL);
1121
1122 /* HDMI */
1123 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1124 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1125
1126 /*
1127 * CAUTION
1128 *
1129 * DBGMD/LCDC0/FSIA MUX
1130 * DBGMD_SELECT_B should be set after setting PFC Function.
1131 */
1132 gpio_request_one(GPIO_PORT176, GPIOF_OUT_INIT_HIGH, NULL);
1133
1134 /*
1135 * We can switch CON8/CON14 by SW1.5,
1136 * but it needs after DBGMD_SELECT_B
1137 */
1138 gpio_request_one(GPIO_PORT6, GPIOF_IN, NULL);
1139 if (gpio_get_value(GPIO_PORT6)) {
1140 /* CON14 enable */
1141 } else {
1142 /* CON8 (SDHI1) enable */
1143 gpio_request(GPIO_FN_SDHI1_CLK, NULL);
1144 gpio_request(GPIO_FN_SDHI1_CMD, NULL);
1145 gpio_request(GPIO_FN_SDHI1_D0, NULL);
1146 gpio_request(GPIO_FN_SDHI1_D1, NULL);
1147 gpio_request(GPIO_FN_SDHI1_D2, NULL);
1148 gpio_request(GPIO_FN_SDHI1_D3, NULL);
1149 gpio_request(GPIO_FN_SDHI1_CD, NULL);
1150 gpio_request(GPIO_FN_SDHI1_WP, NULL);
1151
1152 /* SDSLOT2_PON */
1153 gpio_request_one(GPIO_PORT16, GPIOF_OUT_INIT_HIGH, NULL);
1154
1155 platform_device_register(&sdhi1_device);
1156 }
1157
1158
1159 #ifdef CONFIG_CACHE_L2X0
1160 /* Early BRESP enable, Shared attribute override enable, 32K*8way */
1161 l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
1162 #endif
1163
1164 i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
1165 i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
1166
1167 r8a7740_add_standard_devices();
1168
1169 platform_add_devices(eva_devices,
1170 ARRAY_SIZE(eva_devices));
1171
1172 rmobile_add_device_to_domain("A4LC", &lcdc0_device);
1173 rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
1174 if (usb)
1175 rmobile_add_device_to_domain("A3SP", usb);
1176
1177 r8a7740_pm_init();
1178 }
1179
1180 static void __init eva_earlytimer_init(void)
1181 {
1182 r8a7740_clock_init(MD_CK0 | MD_CK2);
1183 shmobile_earlytimer_init();
1184
1185 /* the rate of extal1 clock must be set before late_time_init */
1186 eva_clock_init();
1187 }
1188
1189 static void __init eva_add_early_devices(void)
1190 {
1191 r8a7740_add_early_devices();
1192 }
1193
1194 #define RESCNT2 IOMEM(0xe6188020)
1195 static void eva_restart(char mode, const char *cmd)
1196 {
1197 /* Do soft power on reset */
1198 writel((1 << 31), RESCNT2);
1199 }
1200
1201 static const char *eva_boards_compat_dt[] __initdata = {
1202 "renesas,armadillo800eva",
1203 NULL,
1204 };
1205
1206 DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
1207 .map_io = r8a7740_map_io,
1208 .init_early = eva_add_early_devices,
1209 .init_irq = r8a7740_init_irq,
1210 .handle_irq = shmobile_handle_irq_intc,
1211 .init_machine = eva_init,
1212 .init_late = shmobile_init_late,
1213 .init_time = eva_earlytimer_init,
1214 .dt_compat = eva_boards_compat_dt,
1215 .restart = eva_restart,
1216 MACHINE_END
kernel source for telekom puls (alcatel/mediatek)