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ARM - shmobile: Armadillo800EVA: Move st1232 reset pin handling
[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 void 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
229 static int usbhsf_get_vbus(struct platform_device *pdev)
230 {
231 return gpio_get_value(GPIO_PORT209);
232 }
233
234 static irqreturn_t usbhsf_interrupt(int irq, void *data)
235 {
236 struct platform_device *pdev = data;
237
238 renesas_usbhs_call_notify_hotplug(pdev);
239
240 return IRQ_HANDLED;
241 }
242
243 static void usbhsf_hardware_exit(struct platform_device *pdev)
244 {
245 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
246
247 if (!IS_ERR(priv->phy))
248 clk_put(priv->phy);
249 if (!IS_ERR(priv->usb24))
250 clk_put(priv->usb24);
251 if (!IS_ERR(priv->pci))
252 clk_put(priv->pci);
253 if (!IS_ERR(priv->host))
254 clk_put(priv->host);
255 if (!IS_ERR(priv->func))
256 clk_put(priv->func);
257 if (priv->usbh_base)
258 iounmap(priv->usbh_base);
259
260 priv->phy = NULL;
261 priv->usb24 = NULL;
262 priv->pci = NULL;
263 priv->host = NULL;
264 priv->func = NULL;
265 priv->usbh_base = NULL;
266
267 free_irq(IRQ7, pdev);
268 }
269
270 static int usbhsf_hardware_init(struct platform_device *pdev)
271 {
272 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
273 int ret;
274
275 priv->phy = clk_get(&pdev->dev, "phy");
276 priv->usb24 = clk_get(&pdev->dev, "usb24");
277 priv->pci = clk_get(&pdev->dev, "pci");
278 priv->func = clk_get(&pdev->dev, "func");
279 priv->host = clk_get(&pdev->dev, "host");
280 priv->usbh_base = ioremap_nocache(USBH, 0x20000);
281
282 if (IS_ERR(priv->phy) ||
283 IS_ERR(priv->usb24) ||
284 IS_ERR(priv->pci) ||
285 IS_ERR(priv->host) ||
286 IS_ERR(priv->func) ||
287 !priv->usbh_base) {
288 dev_err(&pdev->dev, "USB clock setting failed\n");
289 usbhsf_hardware_exit(pdev);
290 return -EIO;
291 }
292
293 ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
294 dev_name(&pdev->dev), pdev);
295 if (ret) {
296 dev_err(&pdev->dev, "request_irq err\n");
297 return ret;
298 }
299 irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
300
301 /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
302 clk_set_rate(priv->usb24,
303 clk_get_rate(clk_get_parent(priv->usb24)));
304
305 return 0;
306 }
307
308 static struct usbhsf_private usbhsf_private = {
309 .info = {
310 .platform_callback = {
311 .get_id = usbhsf_get_id,
312 .get_vbus = usbhsf_get_vbus,
313 .hardware_init = usbhsf_hardware_init,
314 .hardware_exit = usbhsf_hardware_exit,
315 .power_ctrl = usbhsf_power_ctrl,
316 },
317 .driver_param = {
318 .buswait_bwait = 5,
319 .detection_delay = 5,
320 .d0_rx_id = SHDMA_SLAVE_USBHS_RX,
321 .d1_tx_id = SHDMA_SLAVE_USBHS_TX,
322 },
323 }
324 };
325
326 static struct resource usbhsf_resources[] = {
327 {
328 .name = "USBHS",
329 .start = 0xe6890000,
330 .end = 0xe6890104 - 1,
331 .flags = IORESOURCE_MEM,
332 },
333 {
334 .start = evt2irq(0x0A20),
335 .flags = IORESOURCE_IRQ,
336 },
337 };
338
339 static struct platform_device usbhsf_device = {
340 .name = "renesas_usbhs",
341 .dev = {
342 .platform_data = &usbhsf_private.info,
343 },
344 .id = -1,
345 .num_resources = ARRAY_SIZE(usbhsf_resources),
346 .resource = usbhsf_resources,
347 };
348
349 /* Ether */
350 static struct sh_eth_plat_data sh_eth_platdata = {
351 .phy = 0x00, /* LAN8710A */
352 .edmac_endian = EDMAC_LITTLE_ENDIAN,
353 .register_type = SH_ETH_REG_GIGABIT,
354 .phy_interface = PHY_INTERFACE_MODE_MII,
355 };
356
357 static struct resource sh_eth_resources[] = {
358 {
359 .start = 0xe9a00000,
360 .end = 0xe9a00800 - 1,
361 .flags = IORESOURCE_MEM,
362 }, {
363 .start = 0xe9a01800,
364 .end = 0xe9a02000 - 1,
365 .flags = IORESOURCE_MEM,
366 }, {
367 .start = evt2irq(0x0500),
368 .flags = IORESOURCE_IRQ,
369 },
370 };
371
372 static struct platform_device sh_eth_device = {
373 .name = "sh-eth",
374 .id = -1,
375 .dev = {
376 .platform_data = &sh_eth_platdata,
377 },
378 .resource = sh_eth_resources,
379 .num_resources = ARRAY_SIZE(sh_eth_resources),
380 };
381
382 /* LCDC */
383 static struct fb_videomode lcdc0_mode = {
384 .name = "AMPIER/AM-800480",
385 .xres = 800,
386 .yres = 480,
387 .left_margin = 88,
388 .right_margin = 40,
389 .hsync_len = 128,
390 .upper_margin = 20,
391 .lower_margin = 5,
392 .vsync_len = 5,
393 .sync = 0,
394 };
395
396 static struct sh_mobile_lcdc_info lcdc0_info = {
397 .clock_source = LCDC_CLK_BUS,
398 .ch[0] = {
399 .chan = LCDC_CHAN_MAINLCD,
400 .fourcc = V4L2_PIX_FMT_RGB565,
401 .interface_type = RGB24,
402 .clock_divider = 5,
403 .flags = 0,
404 .lcd_modes = &lcdc0_mode,
405 .num_modes = 1,
406 .panel_cfg = {
407 .width = 111,
408 .height = 68,
409 },
410 },
411 };
412
413 static struct resource lcdc0_resources[] = {
414 [0] = {
415 .name = "LCD0",
416 .start = 0xfe940000,
417 .end = 0xfe943fff,
418 .flags = IORESOURCE_MEM,
419 },
420 [1] = {
421 .start = intcs_evt2irq(0x580),
422 .flags = IORESOURCE_IRQ,
423 },
424 };
425
426 static struct platform_device lcdc0_device = {
427 .name = "sh_mobile_lcdc_fb",
428 .num_resources = ARRAY_SIZE(lcdc0_resources),
429 .resource = lcdc0_resources,
430 .id = 0,
431 .dev = {
432 .platform_data = &lcdc0_info,
433 .coherent_dma_mask = ~0,
434 },
435 };
436
437 /*
438 * LCDC1/HDMI
439 */
440 static struct sh_mobile_hdmi_info hdmi_info = {
441 .flags = HDMI_OUTPUT_PUSH_PULL |
442 HDMI_OUTPUT_POLARITY_HI |
443 HDMI_32BIT_REG |
444 HDMI_HAS_HTOP1 |
445 HDMI_SND_SRC_SPDIF,
446 };
447
448 static struct resource hdmi_resources[] = {
449 [0] = {
450 .name = "HDMI",
451 .start = 0xe6be0000,
452 .end = 0xe6be03ff,
453 .flags = IORESOURCE_MEM,
454 },
455 [1] = {
456 .start = evt2irq(0x1700),
457 .flags = IORESOURCE_IRQ,
458 },
459 [2] = {
460 .name = "HDMI emma3pf",
461 .start = 0xe6be4000,
462 .end = 0xe6be43ff,
463 .flags = IORESOURCE_MEM,
464 },
465 };
466
467 static struct platform_device hdmi_device = {
468 .name = "sh-mobile-hdmi",
469 .num_resources = ARRAY_SIZE(hdmi_resources),
470 .resource = hdmi_resources,
471 .id = -1,
472 .dev = {
473 .platform_data = &hdmi_info,
474 },
475 };
476
477 static const struct fb_videomode lcdc1_mode = {
478 .name = "HDMI 720p",
479 .xres = 1280,
480 .yres = 720,
481 .pixclock = 13468,
482 .left_margin = 220,
483 .right_margin = 110,
484 .hsync_len = 40,
485 .upper_margin = 20,
486 .lower_margin = 5,
487 .vsync_len = 5,
488 .refresh = 60,
489 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
490 };
491
492 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
493 .clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
494 .ch[0] = {
495 .chan = LCDC_CHAN_MAINLCD,
496 .fourcc = V4L2_PIX_FMT_RGB565,
497 .interface_type = RGB24,
498 .clock_divider = 1,
499 .flags = LCDC_FLAGS_DWPOL,
500 .lcd_modes = &lcdc1_mode,
501 .num_modes = 1,
502 .tx_dev = &hdmi_device,
503 .panel_cfg = {
504 .width = 1280,
505 .height = 720,
506 },
507 },
508 };
509
510 static struct resource hdmi_lcdc_resources[] = {
511 [0] = {
512 .name = "LCDC1",
513 .start = 0xfe944000,
514 .end = 0xfe948000 - 1,
515 .flags = IORESOURCE_MEM,
516 },
517 [1] = {
518 .start = intcs_evt2irq(0x1780),
519 .flags = IORESOURCE_IRQ,
520 },
521 };
522
523 static struct platform_device hdmi_lcdc_device = {
524 .name = "sh_mobile_lcdc_fb",
525 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
526 .resource = hdmi_lcdc_resources,
527 .id = 1,
528 .dev = {
529 .platform_data = &hdmi_lcdc_info,
530 .coherent_dma_mask = ~0,
531 },
532 };
533
534 /* GPIO KEY */
535 #define GPIO_KEY(c, g, d, ...) \
536 { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
537
538 static struct gpio_keys_button gpio_buttons[] = {
539 GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW3", .wakeup = 1),
540 GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"),
541 GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"),
542 GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW6"),
543 };
544
545 static struct gpio_keys_platform_data gpio_key_info = {
546 .buttons = gpio_buttons,
547 .nbuttons = ARRAY_SIZE(gpio_buttons),
548 };
549
550 static struct platform_device gpio_keys_device = {
551 .name = "gpio-keys",
552 .id = -1,
553 .dev = {
554 .platform_data = &gpio_key_info,
555 },
556 };
557
558 /* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
559 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
560 {
561 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
562 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
563 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
564 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
565 REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
566 REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
567 };
568
569 /* SDHI0 */
570 /*
571 * FIXME
572 *
573 * It use polling mode here, since
574 * CD (= Card Detect) pin is not connected to SDHI0_CD.
575 * We can use IRQ31 as card detect irq,
576 * but it needs chattering removal operation
577 */
578 #define IRQ31 evt2irq(0x33E0)
579 static struct sh_mobile_sdhi_info sdhi0_info = {
580 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
581 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
582 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\
583 MMC_CAP_NEEDS_POLL,
584 .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
585 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
586 };
587
588 static struct resource sdhi0_resources[] = {
589 {
590 .name = "SDHI0",
591 .start = 0xe6850000,
592 .end = 0xe6850100 - 1,
593 .flags = IORESOURCE_MEM,
594 },
595 /*
596 * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
597 */
598 {
599 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
600 .start = evt2irq(0x0E20),
601 .flags = IORESOURCE_IRQ,
602 },
603 {
604 .name = SH_MOBILE_SDHI_IRQ_SDIO,
605 .start = evt2irq(0x0E40),
606 .flags = IORESOURCE_IRQ,
607 },
608 };
609
610 static struct platform_device sdhi0_device = {
611 .name = "sh_mobile_sdhi",
612 .id = 0,
613 .dev = {
614 .platform_data = &sdhi0_info,
615 },
616 .num_resources = ARRAY_SIZE(sdhi0_resources),
617 .resource = sdhi0_resources,
618 };
619
620 /* SDHI1 */
621 static struct sh_mobile_sdhi_info sdhi1_info = {
622 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
623 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
624 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
625 .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
626 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
627 };
628
629 static struct resource sdhi1_resources[] = {
630 [0] = {
631 .name = "SDHI1",
632 .start = 0xe6860000,
633 .end = 0xe6860100 - 1,
634 .flags = IORESOURCE_MEM,
635 },
636 [1] = {
637 .start = evt2irq(0x0E80),
638 .flags = IORESOURCE_IRQ,
639 },
640 [2] = {
641 .start = evt2irq(0x0EA0),
642 .flags = IORESOURCE_IRQ,
643 },
644 [3] = {
645 .start = evt2irq(0x0EC0),
646 .flags = IORESOURCE_IRQ,
647 },
648 };
649
650 static struct platform_device sdhi1_device = {
651 .name = "sh_mobile_sdhi",
652 .id = 1,
653 .dev = {
654 .platform_data = &sdhi1_info,
655 },
656 .num_resources = ARRAY_SIZE(sdhi1_resources),
657 .resource = sdhi1_resources,
658 };
659
660 /* MMCIF */
661 static struct sh_mmcif_plat_data sh_mmcif_plat = {
662 .sup_pclk = 0,
663 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
664 .caps = MMC_CAP_4_BIT_DATA |
665 MMC_CAP_8_BIT_DATA |
666 MMC_CAP_NONREMOVABLE,
667 };
668
669 static struct resource sh_mmcif_resources[] = {
670 [0] = {
671 .name = "MMCIF",
672 .start = 0xe6bd0000,
673 .end = 0xe6bd0100 - 1,
674 .flags = IORESOURCE_MEM,
675 },
676 [1] = {
677 /* MMC ERR */
678 .start = evt2irq(0x1AC0),
679 .flags = IORESOURCE_IRQ,
680 },
681 [2] = {
682 /* MMC NOR */
683 .start = evt2irq(0x1AE0),
684 .flags = IORESOURCE_IRQ,
685 },
686 };
687
688 static struct platform_device sh_mmcif_device = {
689 .name = "sh_mmcif",
690 .id = -1,
691 .dev = {
692 .platform_data = &sh_mmcif_plat,
693 },
694 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
695 .resource = sh_mmcif_resources,
696 };
697
698 /* Camera */
699 static int mt9t111_power(struct device *dev, int mode)
700 {
701 struct clk *mclk = clk_get(NULL, "video1");
702
703 if (IS_ERR(mclk)) {
704 dev_err(dev, "can't get video1 clock\n");
705 return -EINVAL;
706 }
707
708 if (mode) {
709 /* video1 (= CON1 camera) expect 24MHz */
710 clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
711 clk_enable(mclk);
712 gpio_set_value(GPIO_PORT158, 1);
713 } else {
714 gpio_set_value(GPIO_PORT158, 0);
715 clk_disable(mclk);
716 }
717
718 clk_put(mclk);
719
720 return 0;
721 }
722
723 static struct i2c_board_info i2c_camera_mt9t111 = {
724 I2C_BOARD_INFO("mt9t112", 0x3d),
725 };
726
727 static struct mt9t112_camera_info mt9t111_info = {
728 .divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
729 };
730
731 static struct soc_camera_link mt9t111_link = {
732 .i2c_adapter_id = 0,
733 .bus_id = 0,
734 .board_info = &i2c_camera_mt9t111,
735 .power = mt9t111_power,
736 .priv = &mt9t111_info,
737 };
738
739 static struct platform_device camera_device = {
740 .name = "soc-camera-pdrv",
741 .id = 0,
742 .dev = {
743 .platform_data = &mt9t111_link,
744 },
745 };
746
747 /* CEU0 */
748 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
749 .flags = SH_CEU_FLAG_LOWER_8BIT,
750 };
751
752 static struct resource ceu0_resources[] = {
753 [0] = {
754 .name = "CEU",
755 .start = 0xfe910000,
756 .end = 0xfe91009f,
757 .flags = IORESOURCE_MEM,
758 },
759 [1] = {
760 .start = intcs_evt2irq(0x0500),
761 .flags = IORESOURCE_IRQ,
762 },
763 [2] = {
764 /* place holder for contiguous memory */
765 },
766 };
767
768 static struct platform_device ceu0_device = {
769 .name = "sh_mobile_ceu",
770 .id = 0,
771 .num_resources = ARRAY_SIZE(ceu0_resources),
772 .resource = ceu0_resources,
773 .dev = {
774 .platform_data = &sh_mobile_ceu0_info,
775 .coherent_dma_mask = 0xffffffff,
776 },
777 };
778
779 /* FSI */
780 static struct sh_fsi_platform_info fsi_info = {
781 /* FSI-WM8978 */
782 .port_a = {
783 .tx_id = SHDMA_SLAVE_FSIA_TX,
784 },
785 /* FSI-HDMI */
786 .port_b = {
787 .flags = SH_FSI_FMT_SPDIF |
788 SH_FSI_ENABLE_STREAM_MODE |
789 SH_FSI_CLK_CPG,
790 .tx_id = SHDMA_SLAVE_FSIB_TX,
791 }
792 };
793
794 static struct resource fsi_resources[] = {
795 [0] = {
796 .name = "FSI",
797 .start = 0xfe1f0000,
798 .end = 0xfe1f8400 - 1,
799 .flags = IORESOURCE_MEM,
800 },
801 [1] = {
802 .start = evt2irq(0x1840),
803 .flags = IORESOURCE_IRQ,
804 },
805 };
806
807 static struct platform_device fsi_device = {
808 .name = "sh_fsi2",
809 .id = -1,
810 .num_resources = ARRAY_SIZE(fsi_resources),
811 .resource = fsi_resources,
812 .dev = {
813 .platform_data = &fsi_info,
814 },
815 };
816
817 /* FSI-WM8978 */
818 static struct asoc_simple_card_info fsi_wm8978_info = {
819 .name = "wm8978",
820 .card = "FSI2A-WM8978",
821 .codec = "wm8978.0-001a",
822 .platform = "sh_fsi2",
823 .daifmt = SND_SOC_DAIFMT_I2S,
824 .cpu_dai = {
825 .name = "fsia-dai",
826 .fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF,
827 },
828 .codec_dai = {
829 .name = "wm8978-hifi",
830 .fmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
831 .sysclk = 12288000,
832 },
833 };
834
835 static struct platform_device fsi_wm8978_device = {
836 .name = "asoc-simple-card",
837 .id = 0,
838 .dev = {
839 .platform_data = &fsi_wm8978_info,
840 },
841 };
842
843 /* FSI-HDMI */
844 static struct asoc_simple_card_info fsi2_hdmi_info = {
845 .name = "HDMI",
846 .card = "FSI2B-HDMI",
847 .codec = "sh-mobile-hdmi",
848 .platform = "sh_fsi2",
849 .cpu_dai = {
850 .name = "fsib-dai",
851 .fmt = SND_SOC_DAIFMT_CBM_CFM,
852 },
853 .codec_dai = {
854 .name = "sh_mobile_hdmi-hifi",
855 },
856 };
857
858 static struct platform_device fsi_hdmi_device = {
859 .name = "asoc-simple-card",
860 .id = 1,
861 .dev = {
862 .platform_data = &fsi2_hdmi_info,
863 },
864 };
865
866 /* RTC: RTC connects i2c-gpio. */
867 static struct i2c_gpio_platform_data i2c_gpio_data = {
868 .sda_pin = GPIO_PORT208,
869 .scl_pin = GPIO_PORT91,
870 .udelay = 5, /* 100 kHz */
871 };
872
873 static struct platform_device i2c_gpio_device = {
874 .name = "i2c-gpio",
875 .id = 2,
876 .dev = {
877 .platform_data = &i2c_gpio_data,
878 },
879 };
880
881 /* I2C */
882 static struct st1232_pdata st1232_i2c0_pdata = {
883 .reset_gpio = 166,
884 };
885
886 static struct i2c_board_info i2c0_devices[] = {
887 {
888 I2C_BOARD_INFO("st1232-ts", 0x55),
889 .irq = evt2irq(0x0340),
890 .platform_data = &st1232_i2c0_pdata,
891 },
892 {
893 I2C_BOARD_INFO("wm8978", 0x1a),
894 },
895 };
896
897 static struct i2c_board_info i2c2_devices[] = {
898 {
899 I2C_BOARD_INFO("s35390a", 0x30),
900 .type = "s35390a",
901 },
902 };
903
904 /*
905 * board devices
906 */
907 static struct platform_device *eva_devices[] __initdata = {
908 &lcdc0_device,
909 &gpio_keys_device,
910 &sh_eth_device,
911 &sdhi0_device,
912 &sh_mmcif_device,
913 &hdmi_device,
914 &hdmi_lcdc_device,
915 &camera_device,
916 &ceu0_device,
917 &fsi_device,
918 &fsi_wm8978_device,
919 &fsi_hdmi_device,
920 &i2c_gpio_device,
921 };
922
923 static void __init eva_clock_init(void)
924 {
925 struct clk *system = clk_get(NULL, "system_clk");
926 struct clk *xtal1 = clk_get(NULL, "extal1");
927 struct clk *usb24s = clk_get(NULL, "usb24s");
928 struct clk *fsibck = clk_get(NULL, "fsibck");
929
930 if (IS_ERR(system) ||
931 IS_ERR(xtal1) ||
932 IS_ERR(usb24s) ||
933 IS_ERR(fsibck)) {
934 pr_err("armadillo800eva board clock init failed\n");
935 goto clock_error;
936 }
937
938 /* armadillo 800 eva extal1 is 24MHz */
939 clk_set_rate(xtal1, 24000000);
940
941 /* usb24s use extal1 (= system) clock (= 24MHz) */
942 clk_set_parent(usb24s, system);
943
944 /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
945 clk_set_rate(fsibck, 12288000);
946
947 clock_error:
948 if (!IS_ERR(system))
949 clk_put(system);
950 if (!IS_ERR(xtal1))
951 clk_put(xtal1);
952 if (!IS_ERR(usb24s))
953 clk_put(usb24s);
954 if (!IS_ERR(fsibck))
955 clk_put(fsibck);
956 }
957
958 /*
959 * board init
960 */
961 #define GPIO_PORT7CR IOMEM(0xe6050007)
962 #define GPIO_PORT8CR IOMEM(0xe6050008)
963 static void __init eva_init(void)
964 {
965 struct platform_device *usb = NULL;
966
967 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
968 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
969
970 r8a7740_pinmux_init();
971 r8a7740_meram_workaround();
972
973 /* SCIFA1 */
974 gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
975 gpio_request(GPIO_FN_SCIFA1_TXD, NULL);
976
977 /* LCDC0 */
978 gpio_request(GPIO_FN_LCDC0_SELECT, NULL);
979 gpio_request(GPIO_FN_LCD0_D0, NULL);
980 gpio_request(GPIO_FN_LCD0_D1, NULL);
981 gpio_request(GPIO_FN_LCD0_D2, NULL);
982 gpio_request(GPIO_FN_LCD0_D3, NULL);
983 gpio_request(GPIO_FN_LCD0_D4, NULL);
984 gpio_request(GPIO_FN_LCD0_D5, NULL);
985 gpio_request(GPIO_FN_LCD0_D6, NULL);
986 gpio_request(GPIO_FN_LCD0_D7, NULL);
987 gpio_request(GPIO_FN_LCD0_D8, NULL);
988 gpio_request(GPIO_FN_LCD0_D9, NULL);
989 gpio_request(GPIO_FN_LCD0_D10, NULL);
990 gpio_request(GPIO_FN_LCD0_D11, NULL);
991 gpio_request(GPIO_FN_LCD0_D12, NULL);
992 gpio_request(GPIO_FN_LCD0_D13, NULL);
993 gpio_request(GPIO_FN_LCD0_D14, NULL);
994 gpio_request(GPIO_FN_LCD0_D15, NULL);
995 gpio_request(GPIO_FN_LCD0_D16, NULL);
996 gpio_request(GPIO_FN_LCD0_D17, NULL);
997 gpio_request(GPIO_FN_LCD0_D18_PORT40, NULL);
998 gpio_request(GPIO_FN_LCD0_D19_PORT4, NULL);
999 gpio_request(GPIO_FN_LCD0_D20_PORT3, NULL);
1000 gpio_request(GPIO_FN_LCD0_D21_PORT2, NULL);
1001 gpio_request(GPIO_FN_LCD0_D22_PORT0, NULL);
1002 gpio_request(GPIO_FN_LCD0_D23_PORT1, NULL);
1003 gpio_request(GPIO_FN_LCD0_DCK, NULL);
1004 gpio_request(GPIO_FN_LCD0_VSYN, NULL);
1005 gpio_request(GPIO_FN_LCD0_HSYN, NULL);
1006 gpio_request(GPIO_FN_LCD0_DISP, NULL);
1007 gpio_request(GPIO_FN_LCD0_LCLK_PORT165, NULL);
1008
1009 gpio_request_one(GPIO_PORT61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1010 gpio_request_one(GPIO_PORT202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */
1011
1012 /* Touchscreen */
1013 gpio_request(GPIO_FN_IRQ10, NULL); /* TP_INT */
1014
1015 /* GETHER */
1016 gpio_request(GPIO_FN_ET_CRS, NULL);
1017 gpio_request(GPIO_FN_ET_MDC, NULL);
1018 gpio_request(GPIO_FN_ET_MDIO, NULL);
1019 gpio_request(GPIO_FN_ET_TX_ER, NULL);
1020 gpio_request(GPIO_FN_ET_RX_ER, NULL);
1021 gpio_request(GPIO_FN_ET_ERXD0, NULL);
1022 gpio_request(GPIO_FN_ET_ERXD1, NULL);
1023 gpio_request(GPIO_FN_ET_ERXD2, NULL);
1024 gpio_request(GPIO_FN_ET_ERXD3, NULL);
1025 gpio_request(GPIO_FN_ET_TX_CLK, NULL);
1026 gpio_request(GPIO_FN_ET_TX_EN, NULL);
1027 gpio_request(GPIO_FN_ET_ETXD0, NULL);
1028 gpio_request(GPIO_FN_ET_ETXD1, NULL);
1029 gpio_request(GPIO_FN_ET_ETXD2, NULL);
1030 gpio_request(GPIO_FN_ET_ETXD3, NULL);
1031 gpio_request(GPIO_FN_ET_PHY_INT, NULL);
1032 gpio_request(GPIO_FN_ET_COL, NULL);
1033 gpio_request(GPIO_FN_ET_RX_DV, NULL);
1034 gpio_request(GPIO_FN_ET_RX_CLK, NULL);
1035
1036 gpio_request_one(GPIO_PORT18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
1037
1038 /* USB */
1039 gpio_request_one(GPIO_PORT159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
1040
1041 if (gpio_get_value(GPIO_PORT159)) {
1042 /* USB Host */
1043 } else {
1044 /* USB Func */
1045 /*
1046 * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
1047 * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
1048 * USB connection/disconnection (usbhsf_get_vbus()).
1049 * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
1050 * and select GPIO_PORT209 here
1051 */
1052 gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
1053 gpio_request_one(GPIO_PORT209, GPIOF_IN, NULL);
1054
1055 platform_device_register(&usbhsf_device);
1056 usb = &usbhsf_device;
1057 }
1058
1059 /* SDHI0 */
1060 gpio_request(GPIO_FN_SDHI0_CMD, NULL);
1061 gpio_request(GPIO_FN_SDHI0_CLK, NULL);
1062 gpio_request(GPIO_FN_SDHI0_D0, NULL);
1063 gpio_request(GPIO_FN_SDHI0_D1, NULL);
1064 gpio_request(GPIO_FN_SDHI0_D2, NULL);
1065 gpio_request(GPIO_FN_SDHI0_D3, NULL);
1066 gpio_request(GPIO_FN_SDHI0_WP, NULL);
1067
1068 gpio_request_one(GPIO_PORT17, GPIOF_OUT_INIT_LOW, NULL); /* SDHI0_18/33_B */
1069 gpio_request_one(GPIO_PORT74, GPIOF_OUT_INIT_HIGH, NULL); /* SDHI0_PON */
1070 gpio_request_one(GPIO_PORT75, GPIOF_OUT_INIT_HIGH, NULL); /* SDSLOT1_PON */
1071
1072 /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */
1073
1074 /*
1075 * MMCIF
1076 *
1077 * Here doesn't care SW1.4 status,
1078 * since CON2 is not mounted.
1079 */
1080 gpio_request(GPIO_FN_MMC1_CLK_PORT103, NULL);
1081 gpio_request(GPIO_FN_MMC1_CMD_PORT104, NULL);
1082 gpio_request(GPIO_FN_MMC1_D0_PORT149, NULL);
1083 gpio_request(GPIO_FN_MMC1_D1_PORT148, NULL);
1084 gpio_request(GPIO_FN_MMC1_D2_PORT147, NULL);
1085 gpio_request(GPIO_FN_MMC1_D3_PORT146, NULL);
1086 gpio_request(GPIO_FN_MMC1_D4_PORT145, NULL);
1087 gpio_request(GPIO_FN_MMC1_D5_PORT144, NULL);
1088 gpio_request(GPIO_FN_MMC1_D6_PORT143, NULL);
1089 gpio_request(GPIO_FN_MMC1_D7_PORT142, NULL);
1090
1091 /* CEU0 */
1092 gpio_request(GPIO_FN_VIO0_D7, NULL);
1093 gpio_request(GPIO_FN_VIO0_D6, NULL);
1094 gpio_request(GPIO_FN_VIO0_D5, NULL);
1095 gpio_request(GPIO_FN_VIO0_D4, NULL);
1096 gpio_request(GPIO_FN_VIO0_D3, NULL);
1097 gpio_request(GPIO_FN_VIO0_D2, NULL);
1098 gpio_request(GPIO_FN_VIO0_D1, NULL);
1099 gpio_request(GPIO_FN_VIO0_D0, NULL);
1100 gpio_request(GPIO_FN_VIO0_CLK, NULL);
1101 gpio_request(GPIO_FN_VIO0_HD, NULL);
1102 gpio_request(GPIO_FN_VIO0_VD, NULL);
1103 gpio_request(GPIO_FN_VIO0_FIELD, NULL);
1104 gpio_request(GPIO_FN_VIO_CKO, NULL);
1105
1106 /* CON1/CON15 Camera */
1107 gpio_request_one(GPIO_PORT173, GPIOF_OUT_INIT_LOW, NULL); /* STANDBY */
1108 gpio_request_one(GPIO_PORT172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
1109 /* see mt9t111_power() */
1110 gpio_request_one(GPIO_PORT158, GPIOF_OUT_INIT_LOW, NULL); /* CAM_PON */
1111
1112 /* FSI-WM8978 */
1113 gpio_request(GPIO_FN_FSIAIBT, NULL);
1114 gpio_request(GPIO_FN_FSIAILR, NULL);
1115 gpio_request(GPIO_FN_FSIAOMC, NULL);
1116 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1117 gpio_request(GPIO_FN_FSIAISLD_PORT5, NULL);
1118
1119 gpio_request(GPIO_PORT7, NULL);
1120 gpio_request(GPIO_PORT8, NULL);
1121 gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
1122 gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
1123
1124 /* FSI-HDMI */
1125 gpio_request(GPIO_FN_FSIBCK, NULL);
1126
1127 /* HDMI */
1128 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1129 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1130
1131 /*
1132 * CAUTION
1133 *
1134 * DBGMD/LCDC0/FSIA MUX
1135 * DBGMD_SELECT_B should be set after setting PFC Function.
1136 */
1137 gpio_request_one(GPIO_PORT176, GPIOF_OUT_INIT_HIGH, NULL);
1138
1139 /*
1140 * We can switch CON8/CON14 by SW1.5,
1141 * but it needs after DBGMD_SELECT_B
1142 */
1143 gpio_request_one(GPIO_PORT6, GPIOF_IN, NULL);
1144 if (gpio_get_value(GPIO_PORT6)) {
1145 /* CON14 enable */
1146 } else {
1147 /* CON8 (SDHI1) enable */
1148 gpio_request(GPIO_FN_SDHI1_CLK, NULL);
1149 gpio_request(GPIO_FN_SDHI1_CMD, NULL);
1150 gpio_request(GPIO_FN_SDHI1_D0, NULL);
1151 gpio_request(GPIO_FN_SDHI1_D1, NULL);
1152 gpio_request(GPIO_FN_SDHI1_D2, NULL);
1153 gpio_request(GPIO_FN_SDHI1_D3, NULL);
1154 gpio_request(GPIO_FN_SDHI1_CD, NULL);
1155 gpio_request(GPIO_FN_SDHI1_WP, NULL);
1156
1157 /* SDSLOT2_PON */
1158 gpio_request_one(GPIO_PORT16, GPIOF_OUT_INIT_HIGH, NULL);
1159
1160 platform_device_register(&sdhi1_device);
1161 }
1162
1163
1164 #ifdef CONFIG_CACHE_L2X0
1165 /* Early BRESP enable, Shared attribute override enable, 32K*8way */
1166 l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
1167 #endif
1168
1169 i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
1170 i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
1171
1172 r8a7740_add_standard_devices();
1173
1174 platform_add_devices(eva_devices,
1175 ARRAY_SIZE(eva_devices));
1176
1177 rmobile_add_device_to_domain("A4LC", &lcdc0_device);
1178 rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
1179 if (usb)
1180 rmobile_add_device_to_domain("A3SP", usb);
1181
1182 r8a7740_pm_init();
1183 }
1184
1185 static void __init eva_earlytimer_init(void)
1186 {
1187 r8a7740_clock_init(MD_CK0 | MD_CK2);
1188 shmobile_earlytimer_init();
1189
1190 /* the rate of extal1 clock must be set before late_time_init */
1191 eva_clock_init();
1192 }
1193
1194 static void __init eva_add_early_devices(void)
1195 {
1196 r8a7740_add_early_devices();
1197 }
1198
1199 #define RESCNT2 IOMEM(0xe6188020)
1200 static void eva_restart(char mode, const char *cmd)
1201 {
1202 /* Do soft power on reset */
1203 writel((1 << 31), RESCNT2);
1204 }
1205
1206 static const char *eva_boards_compat_dt[] __initdata = {
1207 "renesas,armadillo800eva",
1208 NULL,
1209 };
1210
1211 DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
1212 .map_io = r8a7740_map_io,
1213 .init_early = eva_add_early_devices,
1214 .init_irq = r8a7740_init_irq,
1215 .handle_irq = shmobile_handle_irq_intc,
1216 .init_machine = eva_init,
1217 .init_late = shmobile_init_late,
1218 .init_time = eva_earlytimer_init,
1219 .dt_compat = eva_boards_compat_dt,
1220 .restart = eva_restart,
1221 MACHINE_END
kernel source for telekom puls (alcatel/mediatek)