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Merge branches 'tpu-pwm', 'backlight' and 'soc' into cleanup2-base
[linux-2.6.git] / arch / arm / mach-shmobile / board-armadillo800eva.c
blobf62719dc3bd6c57a84426fae91ed14865b3b5f35
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/driver.h>
33 #include <linux/pinctrl/machine.h>
34 #include <linux/platform_data/pwm-renesas-tpu.h>
35 #include <linux/pwm_backlight.h>
36 #include <linux/regulator/fixed.h>
37 #include <linux/regulator/gpio-regulator.h>
38 #include <linux/regulator/machine.h>
39 #include <linux/sh_eth.h>
40 #include <linux/videodev2.h>
41 #include <linux/usb/renesas_usbhs.h>
42 #include <linux/mfd/tmio.h>
43 #include <linux/mmc/host.h>
44 #include <linux/mmc/sh_mmcif.h>
45 #include <linux/mmc/sh_mobile_sdhi.h>
46 #include <linux/i2c-gpio.h>
47 #include <linux/reboot.h>
48 #include <mach/common.h>
49 #include <mach/irqs.h>
50 #include <mach/r8a7740.h>
51 #include <media/mt9t112.h>
52 #include <media/sh_mobile_ceu.h>
53 #include <media/soc_camera.h>
54 #include <asm/page.h>
55 #include <asm/mach-types.h>
56 #include <asm/mach/arch.h>
57 #include <asm/mach/map.h>
58 #include <asm/mach/time.h>
59 #include <asm/hardware/cache-l2x0.h>
60 #include <video/sh_mobile_lcdc.h>
61 #include <video/sh_mobile_hdmi.h>
62 #include <sound/sh_fsi.h>
63 #include <sound/simple_card.h>
64
65 #include "sh-gpio.h"
66
67 /*
68 * CON1 Camera Module
69 * CON2 Extension Bus
70 * CON3 HDMI Output
71 * CON4 Composite Video Output
72 * CON5 H-UDI JTAG
73 * CON6 ARM JTAG
74 * CON7 SD1
75 * CON8 SD2
76 * CON9 RTC BackUp
77 * CON10 Monaural Mic Input
78 * CON11 Stereo Headphone Output
79 * CON12 Audio Line Output(L)
80 * CON13 Audio Line Output(R)
81 * CON14 AWL13 Module
82 * CON15 Extension
83 * CON16 LCD1
84 * CON17 LCD2
85 * CON19 Power Input
86 * CON20 USB1
87 * CON21 USB2
88 * CON22 Serial
89 * CON23 LAN
90 * CON24 USB3
91 * LED1 Camera LED(Yellow)
92 * LED2 Power LED (Green)
93 * ED3-LED6 User LED(Yellow)
94 * LED7 LAN link LED(Green)
95 * LED8 LAN activity LED(Yellow)
96 */
97
98 /*
99 * DipSwitch
100 *
101 * SW1
102 *
103 * -12345678-+---------------+----------------------------
104 * 1 | boot | hermit
105 * 0 | boot | OS auto boot
106 * -12345678-+---------------+----------------------------
107 * 00 | boot device | eMMC
108 * 10 | boot device | SDHI0 (CON7)
109 * 01 | boot device | -
110 * 11 | boot device | Extension Buss (CS0)
111 * -12345678-+---------------+----------------------------
112 * 0 | Extension Bus | D8-D15 disable, eMMC enable
113 * 1 | Extension Bus | D8-D15 enable, eMMC disable
114 * -12345678-+---------------+----------------------------
115 * 0 | SDHI1 | COM8 disable, COM14 enable
116 * 1 | SDHI1 | COM8 enable, COM14 disable
117 * -12345678-+---------------+----------------------------
118 * 0 | USB0 | COM20 enable, COM24 disable
119 * 1 | USB0 | COM20 disable, COM24 enable
120 * -12345678-+---------------+----------------------------
121 * 00 | JTAG | SH-X2
122 * 10 | JTAG | ARM
123 * 01 | JTAG | -
124 * 11 | JTAG | Boundary Scan
125 *-----------+---------------+----------------------------
126 */
127
128 /*
129 * FSI-WM8978
130 *
131 * this command is required when playback.
132 *
133 * # amixer set "Headphone" 50
134 *
135 * this command is required when capture.
136 *
137 * # amixer set "Input PGA" 15
138 * # amixer set "Left Input Mixer MicP" on
139 * # amixer set "Left Input Mixer MicN" on
140 * # amixer set "Right Input Mixer MicN" on
141 * # amixer set "Right Input Mixer MicP" on
142 */
143
144 /*
145 * USB function
146 *
147 * When you use USB Function,
148 * set SW1.6 ON, and connect cable to CN24.
149 *
150 * USBF needs workaround on R8A7740 chip.
151 * These are a little bit complex.
152 * see
153 * usbhsf_power_ctrl()
154 */
155 #define IRQ7 irq_pin(7)
156 #define USBCR1 IOMEM(0xe605810a)
157 #define USBH 0xC6700000
158 #define USBH_USBCTR 0x10834
159
160 struct usbhsf_private {
161 struct clk *phy;
162 struct clk *usb24;
163 struct clk *pci;
164 struct clk *func;
165 struct clk *host;
166 void __iomem *usbh_base;
167 struct renesas_usbhs_platform_info info;
168 };
169
170 #define usbhsf_get_priv(pdev) \
171 container_of(renesas_usbhs_get_info(pdev), \
172 struct usbhsf_private, info)
173
174 static int usbhsf_get_id(struct platform_device *pdev)
175 {
176 return USBHS_GADGET;
177 }
178
179 static int usbhsf_power_ctrl(struct platform_device *pdev,
180 void __iomem *base, int enable)
181 {
182 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
183
184 /*
185 * Work around for USB Function.
186 * It needs USB host clock, and settings
187 */
188 if (enable) {
189 /*
190 * enable all the related usb clocks
191 * for usb workaround
192 */
193 clk_enable(priv->usb24);
194 clk_enable(priv->pci);
195 clk_enable(priv->host);
196 clk_enable(priv->func);
197 clk_enable(priv->phy);
198
199 /*
200 * set USBCR1
201 *
202 * Port1 is driven by USB function,
203 * Port2 is driven by USB HOST
204 * One HOST (Port1 or Port2 is HOST)
205 * USB PLL input clock = 24MHz
206 */
207 __raw_writew(0xd750, USBCR1);
208 mdelay(1);
209
210 /*
211 * start USB Host
212 */
213 __raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
214 __raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
215 mdelay(10);
216
217 /*
218 * USB PHY Power ON
219 */
220 __raw_writew(0xd770, USBCR1);
221 __raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */
222
223 } else {
224 __raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
225 __raw_writew(0xd7c0, USBCR1); /* GPIO */
226
227 clk_disable(priv->phy);
228 clk_disable(priv->func); /* usb work around */
229 clk_disable(priv->host); /* usb work around */
230 clk_disable(priv->pci); /* usb work around */
231 clk_disable(priv->usb24); /* usb work around */
232 }
233
234 return 0;
235 }
236
237 static int usbhsf_get_vbus(struct platform_device *pdev)
238 {
239 return gpio_get_value(209);
240 }
241
242 static irqreturn_t usbhsf_interrupt(int irq, void *data)
243 {
244 struct platform_device *pdev = data;
245
246 renesas_usbhs_call_notify_hotplug(pdev);
247
248 return IRQ_HANDLED;
249 }
250
251 static int usbhsf_hardware_exit(struct platform_device *pdev)
252 {
253 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
254
255 if (!IS_ERR(priv->phy))
256 clk_put(priv->phy);
257 if (!IS_ERR(priv->usb24))
258 clk_put(priv->usb24);
259 if (!IS_ERR(priv->pci))
260 clk_put(priv->pci);
261 if (!IS_ERR(priv->host))
262 clk_put(priv->host);
263 if (!IS_ERR(priv->func))
264 clk_put(priv->func);
265 if (priv->usbh_base)
266 iounmap(priv->usbh_base);
267
268 priv->phy = NULL;
269 priv->usb24 = NULL;
270 priv->pci = NULL;
271 priv->host = NULL;
272 priv->func = NULL;
273 priv->usbh_base = NULL;
274
275 free_irq(IRQ7, pdev);
276
277 return 0;
278 }
279
280 static int usbhsf_hardware_init(struct platform_device *pdev)
281 {
282 struct usbhsf_private *priv = usbhsf_get_priv(pdev);
283 int ret;
284
285 priv->phy = clk_get(&pdev->dev, "phy");
286 priv->usb24 = clk_get(&pdev->dev, "usb24");
287 priv->pci = clk_get(&pdev->dev, "pci");
288 priv->func = clk_get(&pdev->dev, "func");
289 priv->host = clk_get(&pdev->dev, "host");
290 priv->usbh_base = ioremap_nocache(USBH, 0x20000);
291
292 if (IS_ERR(priv->phy) ||
293 IS_ERR(priv->usb24) ||
294 IS_ERR(priv->pci) ||
295 IS_ERR(priv->host) ||
296 IS_ERR(priv->func) ||
297 !priv->usbh_base) {
298 dev_err(&pdev->dev, "USB clock setting failed\n");
299 usbhsf_hardware_exit(pdev);
300 return -EIO;
301 }
302
303 ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
304 dev_name(&pdev->dev), pdev);
305 if (ret) {
306 dev_err(&pdev->dev, "request_irq err\n");
307 return ret;
308 }
309 irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
310
311 /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
312 clk_set_rate(priv->usb24,
313 clk_get_rate(clk_get_parent(priv->usb24)));
314
315 return 0;
316 }
317
318 static struct usbhsf_private usbhsf_private = {
319 .info = {
320 .platform_callback = {
321 .get_id = usbhsf_get_id,
322 .get_vbus = usbhsf_get_vbus,
323 .hardware_init = usbhsf_hardware_init,
324 .hardware_exit = usbhsf_hardware_exit,
325 .power_ctrl = usbhsf_power_ctrl,
326 },
327 .driver_param = {
328 .buswait_bwait = 5,
329 .detection_delay = 5,
330 .d0_rx_id = SHDMA_SLAVE_USBHS_RX,
331 .d1_tx_id = SHDMA_SLAVE_USBHS_TX,
332 },
333 }
334 };
335
336 static struct resource usbhsf_resources[] = {
337 {
338 .name = "USBHS",
339 .start = 0xe6890000,
340 .end = 0xe6890104 - 1,
341 .flags = IORESOURCE_MEM,
342 },
343 {
344 .start = gic_spi(51),
345 .flags = IORESOURCE_IRQ,
346 },
347 };
348
349 static struct platform_device usbhsf_device = {
350 .name = "renesas_usbhs",
351 .dev = {
352 .platform_data = &usbhsf_private.info,
353 },
354 .id = -1,
355 .num_resources = ARRAY_SIZE(usbhsf_resources),
356 .resource = usbhsf_resources,
357 };
358
359 /* Ether */
360 static struct sh_eth_plat_data sh_eth_platdata = {
361 .phy = 0x00, /* LAN8710A */
362 .edmac_endian = EDMAC_LITTLE_ENDIAN,
363 .register_type = SH_ETH_REG_GIGABIT,
364 .phy_interface = PHY_INTERFACE_MODE_MII,
365 };
366
367 static struct resource sh_eth_resources[] = {
368 {
369 .start = 0xe9a00000,
370 .end = 0xe9a00800 - 1,
371 .flags = IORESOURCE_MEM,
372 }, {
373 .start = 0xe9a01800,
374 .end = 0xe9a02000 - 1,
375 .flags = IORESOURCE_MEM,
376 }, {
377 .start = gic_spi(110),
378 .flags = IORESOURCE_IRQ,
379 },
380 };
381
382 static struct platform_device sh_eth_device = {
383 .name = "r8a7740-gether",
384 .id = -1,
385 .dev = {
386 .platform_data = &sh_eth_platdata,
387 },
388 .resource = sh_eth_resources,
389 .num_resources = ARRAY_SIZE(sh_eth_resources),
390 };
391
392 /* PWM */
393 static struct resource pwm_resources[] = {
394 [0] = {
395 .start = 0xe6600000,
396 .end = 0xe66000ff,
397 .flags = IORESOURCE_MEM,
398 },
399 };
400
401 static struct tpu_pwm_platform_data pwm_device_data = {
402 .channels[2] = {
403 .polarity = PWM_POLARITY_INVERSED,
404 }
405 };
406
407 static struct platform_device pwm_device = {
408 .name = "renesas-tpu-pwm",
409 .id = -1,
410 .dev = {
411 .platform_data = &pwm_device_data,
412 },
413 .num_resources = ARRAY_SIZE(pwm_resources),
414 .resource = pwm_resources,
415 };
416
417 static struct pwm_lookup pwm_lookup[] = {
418 PWM_LOOKUP("renesas-tpu-pwm", 2, "pwm-backlight.0", NULL),
419 };
420
421 /* LCDC and backlight */
422 static struct platform_pwm_backlight_data pwm_backlight_data = {
423 .lth_brightness = 50,
424 .max_brightness = 255,
425 .dft_brightness = 255,
426 .pwm_period_ns = 33333, /* 30kHz */
427 };
428
429 static struct platform_device pwm_backlight_device = {
430 .name = "pwm-backlight",
431 .dev = {
432 .platform_data = &pwm_backlight_data,
433 },
434 };
435
436 static struct fb_videomode lcdc0_mode = {
437 .name = "AMPIER/AM-800480",
438 .xres = 800,
439 .yres = 480,
440 .left_margin = 88,
441 .right_margin = 40,
442 .hsync_len = 128,
443 .upper_margin = 20,
444 .lower_margin = 5,
445 .vsync_len = 5,
446 .sync = 0,
447 };
448
449 static struct sh_mobile_lcdc_info lcdc0_info = {
450 .clock_source = LCDC_CLK_BUS,
451 .ch[0] = {
452 .chan = LCDC_CHAN_MAINLCD,
453 .fourcc = V4L2_PIX_FMT_RGB565,
454 .interface_type = RGB24,
455 .clock_divider = 5,
456 .flags = 0,
457 .lcd_modes = &lcdc0_mode,
458 .num_modes = 1,
459 .panel_cfg = {
460 .width = 111,
461 .height = 68,
462 },
463 },
464 };
465
466 static struct resource lcdc0_resources[] = {
467 [0] = {
468 .name = "LCD0",
469 .start = 0xfe940000,
470 .end = 0xfe943fff,
471 .flags = IORESOURCE_MEM,
472 },
473 [1] = {
474 .start = gic_spi(177),
475 .flags = IORESOURCE_IRQ,
476 },
477 };
478
479 static struct platform_device lcdc0_device = {
480 .name = "sh_mobile_lcdc_fb",
481 .num_resources = ARRAY_SIZE(lcdc0_resources),
482 .resource = lcdc0_resources,
483 .id = 0,
484 .dev = {
485 .platform_data = &lcdc0_info,
486 .coherent_dma_mask = ~0,
487 },
488 };
489
490 /*
491 * LCDC1/HDMI
492 */
493 static struct sh_mobile_hdmi_info hdmi_info = {
494 .flags = HDMI_OUTPUT_PUSH_PULL |
495 HDMI_OUTPUT_POLARITY_HI |
496 HDMI_32BIT_REG |
497 HDMI_HAS_HTOP1 |
498 HDMI_SND_SRC_SPDIF,
499 };
500
501 static struct resource hdmi_resources[] = {
502 [0] = {
503 .name = "HDMI",
504 .start = 0xe6be0000,
505 .end = 0xe6be03ff,
506 .flags = IORESOURCE_MEM,
507 },
508 [1] = {
509 .start = gic_spi(131),
510 .flags = IORESOURCE_IRQ,
511 },
512 [2] = {
513 .name = "HDMI emma3pf",
514 .start = 0xe6be4000,
515 .end = 0xe6be43ff,
516 .flags = IORESOURCE_MEM,
517 },
518 };
519
520 static struct platform_device hdmi_device = {
521 .name = "sh-mobile-hdmi",
522 .num_resources = ARRAY_SIZE(hdmi_resources),
523 .resource = hdmi_resources,
524 .id = -1,
525 .dev = {
526 .platform_data = &hdmi_info,
527 },
528 };
529
530 static const struct fb_videomode lcdc1_mode = {
531 .name = "HDMI 720p",
532 .xres = 1280,
533 .yres = 720,
534 .pixclock = 13468,
535 .left_margin = 220,
536 .right_margin = 110,
537 .hsync_len = 40,
538 .upper_margin = 20,
539 .lower_margin = 5,
540 .vsync_len = 5,
541 .refresh = 60,
542 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
543 };
544
545 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
546 .clock_source = LCDC_CLK_PERIPHERAL, /* HDMI clock */
547 .ch[0] = {
548 .chan = LCDC_CHAN_MAINLCD,
549 .fourcc = V4L2_PIX_FMT_RGB565,
550 .interface_type = RGB24,
551 .clock_divider = 1,
552 .flags = LCDC_FLAGS_DWPOL,
553 .lcd_modes = &lcdc1_mode,
554 .num_modes = 1,
555 .tx_dev = &hdmi_device,
556 .panel_cfg = {
557 .width = 1280,
558 .height = 720,
559 },
560 },
561 };
562
563 static struct resource hdmi_lcdc_resources[] = {
564 [0] = {
565 .name = "LCDC1",
566 .start = 0xfe944000,
567 .end = 0xfe948000 - 1,
568 .flags = IORESOURCE_MEM,
569 },
570 [1] = {
571 .start = gic_spi(178),
572 .flags = IORESOURCE_IRQ,
573 },
574 };
575
576 static struct platform_device hdmi_lcdc_device = {
577 .name = "sh_mobile_lcdc_fb",
578 .num_resources = ARRAY_SIZE(hdmi_lcdc_resources),
579 .resource = hdmi_lcdc_resources,
580 .id = 1,
581 .dev = {
582 .platform_data = &hdmi_lcdc_info,
583 .coherent_dma_mask = ~0,
584 },
585 };
586
587 /* GPIO KEY */
588 #define GPIO_KEY(c, g, d, ...) \
589 { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
590
591 static struct gpio_keys_button gpio_buttons[] = {
592 GPIO_KEY(KEY_POWER, 99, "SW3", .wakeup = 1),
593 GPIO_KEY(KEY_BACK, 100, "SW4"),
594 GPIO_KEY(KEY_MENU, 97, "SW5"),
595 GPIO_KEY(KEY_HOME, 98, "SW6"),
596 };
597
598 static struct gpio_keys_platform_data gpio_key_info = {
599 .buttons = gpio_buttons,
600 .nbuttons = ARRAY_SIZE(gpio_buttons),
601 };
602
603 static struct platform_device gpio_keys_device = {
604 .name = "gpio-keys",
605 .id = -1,
606 .dev = {
607 .platform_data = &gpio_key_info,
608 },
609 };
610
611 /* Fixed 3.3V regulator to be used by SDHI1, MMCIF */
612 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
613 REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
614 REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
615 };
616
617 /* Fixed 3.3V regulator to be used by SDHI0 */
618 static struct regulator_consumer_supply vcc_sdhi0_consumers[] = {
619 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
620 };
621
622 static struct regulator_init_data vcc_sdhi0_init_data = {
623 .constraints = {
624 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
625 },
626 .num_consumer_supplies = ARRAY_SIZE(vcc_sdhi0_consumers),
627 .consumer_supplies = vcc_sdhi0_consumers,
628 };
629
630 static struct fixed_voltage_config vcc_sdhi0_info = {
631 .supply_name = "SDHI0 Vcc",
632 .microvolts = 3300000,
633 .gpio = 75,
634 .enable_high = 1,
635 .init_data = &vcc_sdhi0_init_data,
636 };
637
638 static struct platform_device vcc_sdhi0 = {
639 .name = "reg-fixed-voltage",
640 .id = 1,
641 .dev = {
642 .platform_data = &vcc_sdhi0_info,
643 },
644 };
645
646 /* 1.8 / 3.3V SDHI0 VccQ regulator */
647 static struct regulator_consumer_supply vccq_sdhi0_consumers[] = {
648 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
649 };
650
651 static struct regulator_init_data vccq_sdhi0_init_data = {
652 .constraints = {
653 .input_uV = 3300000,
654 .min_uV = 1800000,
655 .max_uV = 3300000,
656 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
657 REGULATOR_CHANGE_STATUS,
658 },
659 .num_consumer_supplies = ARRAY_SIZE(vccq_sdhi0_consumers),
660 .consumer_supplies = vccq_sdhi0_consumers,
661 };
662
663 static struct gpio vccq_sdhi0_gpios[] = {
664 {17, GPIOF_OUT_INIT_LOW, "vccq-sdhi0" },
665 };
666
667 static struct gpio_regulator_state vccq_sdhi0_states[] = {
668 { .value = 3300000, .gpios = (0 << 0) },
669 { .value = 1800000, .gpios = (1 << 0) },
670 };
671
672 static struct gpio_regulator_config vccq_sdhi0_info = {
673 .supply_name = "vqmmc",
674
675 .enable_gpio = 74,
676 .enable_high = 1,
677 .enabled_at_boot = 0,
678
679 .gpios = vccq_sdhi0_gpios,
680 .nr_gpios = ARRAY_SIZE(vccq_sdhi0_gpios),
681
682 .states = vccq_sdhi0_states,
683 .nr_states = ARRAY_SIZE(vccq_sdhi0_states),
684
685 .type = REGULATOR_VOLTAGE,
686 .init_data = &vccq_sdhi0_init_data,
687 };
688
689 static struct platform_device vccq_sdhi0 = {
690 .name = "gpio-regulator",
691 .id = -1,
692 .dev = {
693 .platform_data = &vccq_sdhi0_info,
694 },
695 };
696
697 /* Fixed 3.3V regulator to be used by SDHI1 */
698 static struct regulator_consumer_supply vcc_sdhi1_consumers[] = {
699 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
700 };
701
702 static struct regulator_init_data vcc_sdhi1_init_data = {
703 .constraints = {
704 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
705 },
706 .num_consumer_supplies = ARRAY_SIZE(vcc_sdhi1_consumers),
707 .consumer_supplies = vcc_sdhi1_consumers,
708 };
709
710 static struct fixed_voltage_config vcc_sdhi1_info = {
711 .supply_name = "SDHI1 Vcc",
712 .microvolts = 3300000,
713 .gpio = 16,
714 .enable_high = 1,
715 .init_data = &vcc_sdhi1_init_data,
716 };
717
718 static struct platform_device vcc_sdhi1 = {
719 .name = "reg-fixed-voltage",
720 .id = 2,
721 .dev = {
722 .platform_data = &vcc_sdhi1_info,
723 },
724 };
725
726 /* SDHI0 */
727 static struct sh_mobile_sdhi_info sdhi0_info = {
728 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
729 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
730 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
731 MMC_CAP_POWER_OFF_CARD,
732 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_USE_GPIO_CD,
733 .cd_gpio = 167,
734 };
735
736 static struct resource sdhi0_resources[] = {
737 {
738 .name = "SDHI0",
739 .start = 0xe6850000,
740 .end = 0xe6850100 - 1,
741 .flags = IORESOURCE_MEM,
742 },
743 /*
744 * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
745 */
746 {
747 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
748 .start = gic_spi(118),
749 .flags = IORESOURCE_IRQ,
750 },
751 {
752 .name = SH_MOBILE_SDHI_IRQ_SDIO,
753 .start = gic_spi(119),
754 .flags = IORESOURCE_IRQ,
755 },
756 };
757
758 static struct platform_device sdhi0_device = {
759 .name = "sh_mobile_sdhi",
760 .id = 0,
761 .dev = {
762 .platform_data = &sdhi0_info,
763 },
764 .num_resources = ARRAY_SIZE(sdhi0_resources),
765 .resource = sdhi0_resources,
766 };
767
768 /* SDHI1 */
769 static struct sh_mobile_sdhi_info sdhi1_info = {
770 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
771 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
772 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
773 MMC_CAP_POWER_OFF_CARD,
774 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_USE_GPIO_CD,
775 /* Port72 cannot generate IRQs, will be used in polling mode. */
776 .cd_gpio = 72,
777 };
778
779 static struct resource sdhi1_resources[] = {
780 [0] = {
781 .name = "SDHI1",
782 .start = 0xe6860000,
783 .end = 0xe6860100 - 1,
784 .flags = IORESOURCE_MEM,
785 },
786 [1] = {
787 .start = gic_spi(121),
788 .flags = IORESOURCE_IRQ,
789 },
790 [2] = {
791 .start = gic_spi(122),
792 .flags = IORESOURCE_IRQ,
793 },
794 [3] = {
795 .start = gic_spi(123),
796 .flags = IORESOURCE_IRQ,
797 },
798 };
799
800 static struct platform_device sdhi1_device = {
801 .name = "sh_mobile_sdhi",
802 .id = 1,
803 .dev = {
804 .platform_data = &sdhi1_info,
805 },
806 .num_resources = ARRAY_SIZE(sdhi1_resources),
807 .resource = sdhi1_resources,
808 };
809
810 static const struct pinctrl_map eva_sdhi1_pinctrl_map[] = {
811 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
812 "sdhi1_data4", "sdhi1"),
813 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
814 "sdhi1_ctrl", "sdhi1"),
815 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
816 "sdhi1_cd", "sdhi1"),
817 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
818 "sdhi1_wp", "sdhi1"),
819 };
820
821 /* MMCIF */
822 static struct sh_mmcif_plat_data sh_mmcif_plat = {
823 .sup_pclk = 0,
824 .caps = MMC_CAP_4_BIT_DATA |
825 MMC_CAP_8_BIT_DATA |
826 MMC_CAP_NONREMOVABLE,
827 };
828
829 static struct resource sh_mmcif_resources[] = {
830 [0] = {
831 .name = "MMCIF",
832 .start = 0xe6bd0000,
833 .end = 0xe6bd0100 - 1,
834 .flags = IORESOURCE_MEM,
835 },
836 [1] = {
837 /* MMC ERR */
838 .start = gic_spi(56),
839 .flags = IORESOURCE_IRQ,
840 },
841 [2] = {
842 /* MMC NOR */
843 .start = gic_spi(57),
844 .flags = IORESOURCE_IRQ,
845 },
846 };
847
848 static struct platform_device sh_mmcif_device = {
849 .name = "sh_mmcif",
850 .id = -1,
851 .dev = {
852 .platform_data = &sh_mmcif_plat,
853 },
854 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
855 .resource = sh_mmcif_resources,
856 };
857
858 /* Camera */
859 static int mt9t111_power(struct device *dev, int mode)
860 {
861 struct clk *mclk = clk_get(NULL, "video1");
862
863 if (IS_ERR(mclk)) {
864 dev_err(dev, "can't get video1 clock\n");
865 return -EINVAL;
866 }
867
868 if (mode) {
869 /* video1 (= CON1 camera) expect 24MHz */
870 clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
871 clk_enable(mclk);
872 gpio_set_value(158, 1);
873 } else {
874 gpio_set_value(158, 0);
875 clk_disable(mclk);
876 }
877
878 clk_put(mclk);
879
880 return 0;
881 }
882
883 static struct i2c_board_info i2c_camera_mt9t111 = {
884 I2C_BOARD_INFO("mt9t112", 0x3d),
885 };
886
887 static struct mt9t112_camera_info mt9t111_info = {
888 .divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
889 };
890
891 static struct soc_camera_link mt9t111_link = {
892 .i2c_adapter_id = 0,
893 .bus_id = 0,
894 .board_info = &i2c_camera_mt9t111,
895 .power = mt9t111_power,
896 .priv = &mt9t111_info,
897 };
898
899 static struct platform_device camera_device = {
900 .name = "soc-camera-pdrv",
901 .id = 0,
902 .dev = {
903 .platform_data = &mt9t111_link,
904 },
905 };
906
907 /* CEU0 */
908 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
909 .flags = SH_CEU_FLAG_LOWER_8BIT,
910 };
911
912 static struct resource ceu0_resources[] = {
913 [0] = {
914 .name = "CEU",
915 .start = 0xfe910000,
916 .end = 0xfe91009f,
917 .flags = IORESOURCE_MEM,
918 },
919 [1] = {
920 .start = gic_spi(160),
921 .flags = IORESOURCE_IRQ,
922 },
923 [2] = {
924 /* place holder for contiguous memory */
925 },
926 };
927
928 static struct platform_device ceu0_device = {
929 .name = "sh_mobile_ceu",
930 .id = 0,
931 .num_resources = ARRAY_SIZE(ceu0_resources),
932 .resource = ceu0_resources,
933 .dev = {
934 .platform_data = &sh_mobile_ceu0_info,
935 .coherent_dma_mask = 0xffffffff,
936 },
937 };
938
939 /* FSI */
940 static struct sh_fsi_platform_info fsi_info = {
941 /* FSI-WM8978 */
942 .port_a = {
943 .tx_id = SHDMA_SLAVE_FSIA_TX,
944 },
945 /* FSI-HDMI */
946 .port_b = {
947 .flags = SH_FSI_FMT_SPDIF |
948 SH_FSI_ENABLE_STREAM_MODE |
949 SH_FSI_CLK_CPG,
950 .tx_id = SHDMA_SLAVE_FSIB_TX,
951 }
952 };
953
954 static struct resource fsi_resources[] = {
955 [0] = {
956 .name = "FSI",
957 .start = 0xfe1f0000,
958 .end = 0xfe1f8400 - 1,
959 .flags = IORESOURCE_MEM,
960 },
961 [1] = {
962 .start = gic_spi(9),
963 .flags = IORESOURCE_IRQ,
964 },
965 };
966
967 static struct platform_device fsi_device = {
968 .name = "sh_fsi2",
969 .id = -1,
970 .num_resources = ARRAY_SIZE(fsi_resources),
971 .resource = fsi_resources,
972 .dev = {
973 .platform_data = &fsi_info,
974 },
975 };
976
977 /* FSI-WM8978 */
978 static struct asoc_simple_card_info fsi_wm8978_info = {
979 .name = "wm8978",
980 .card = "FSI2A-WM8978",
981 .codec = "wm8978.0-001a",
982 .platform = "sh_fsi2",
983 .daifmt = SND_SOC_DAIFMT_I2S,
984 .cpu_dai = {
985 .name = "fsia-dai",
986 .fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF,
987 },
988 .codec_dai = {
989 .name = "wm8978-hifi",
990 .fmt = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
991 .sysclk = 12288000,
992 },
993 };
994
995 static struct platform_device fsi_wm8978_device = {
996 .name = "asoc-simple-card",
997 .id = 0,
998 .dev = {
999 .platform_data = &fsi_wm8978_info,
1000 },
1001 };
1002
1003 /* FSI-HDMI */
1004 static struct asoc_simple_card_info fsi2_hdmi_info = {
1005 .name = "HDMI",
1006 .card = "FSI2B-HDMI",
1007 .codec = "sh-mobile-hdmi",
1008 .platform = "sh_fsi2",
1009 .cpu_dai = {
1010 .name = "fsib-dai",
1011 .fmt = SND_SOC_DAIFMT_CBM_CFM,
1012 },
1013 .codec_dai = {
1014 .name = "sh_mobile_hdmi-hifi",
1015 },
1016 };
1017
1018 static struct platform_device fsi_hdmi_device = {
1019 .name = "asoc-simple-card",
1020 .id = 1,
1021 .dev = {
1022 .platform_data = &fsi2_hdmi_info,
1023 },
1024 };
1025
1026 /* RTC: RTC connects i2c-gpio. */
1027 static struct i2c_gpio_platform_data i2c_gpio_data = {
1028 .sda_pin = 208,
1029 .scl_pin = 91,
1030 .udelay = 5, /* 100 kHz */
1031 };
1032
1033 static struct platform_device i2c_gpio_device = {
1034 .name = "i2c-gpio",
1035 .id = 2,
1036 .dev = {
1037 .platform_data = &i2c_gpio_data,
1038 },
1039 };
1040
1041 /* I2C */
1042 static struct st1232_pdata st1232_i2c0_pdata = {
1043 .reset_gpio = 166,
1044 };
1045
1046 static struct i2c_board_info i2c0_devices[] = {
1047 {
1048 I2C_BOARD_INFO("st1232-ts", 0x55),
1049 .irq = irq_pin(10),
1050 .platform_data = &st1232_i2c0_pdata,
1051 },
1052 {
1053 I2C_BOARD_INFO("wm8978", 0x1a),
1054 },
1055 };
1056
1057 static struct i2c_board_info i2c2_devices[] = {
1058 {
1059 I2C_BOARD_INFO("s35390a", 0x30),
1060 .type = "s35390a",
1061 },
1062 };
1063
1064 /*
1065 * board devices
1066 */
1067 static struct platform_device *eva_devices[] __initdata = {
1068 &lcdc0_device,
1069 &pwm_device,
1070 &pwm_backlight_device,
1071 &gpio_keys_device,
1072 &sh_eth_device,
1073 &vcc_sdhi0,
1074 &vccq_sdhi0,
1075 &sdhi0_device,
1076 &sh_mmcif_device,
1077 &hdmi_device,
1078 &hdmi_lcdc_device,
1079 &camera_device,
1080 &ceu0_device,
1081 &fsi_device,
1082 &fsi_wm8978_device,
1083 &fsi_hdmi_device,
1084 &i2c_gpio_device,
1085 };
1086
1087 static const struct pinctrl_map eva_pinctrl_map[] = {
1088 /* CEU0 */
1089 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
1090 "ceu0_data_0_7", "ceu0"),
1091 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
1092 "ceu0_clk_0", "ceu0"),
1093 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
1094 "ceu0_sync", "ceu0"),
1095 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-r8a7740",
1096 "ceu0_field", "ceu0"),
1097 /* FSIA */
1098 PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
1099 "fsia_sclk_in", "fsia"),
1100 PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
1101 "fsia_mclk_out", "fsia"),
1102 PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
1103 "fsia_data_in_1", "fsia"),
1104 PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-r8a7740",
1105 "fsia_data_out_0", "fsia"),
1106 /* FSIB */
1107 PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.1", "pfc-r8a7740",
1108 "fsib_mclk_in", "fsib"),
1109 /* GETHER */
1110 PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7740",
1111 "gether_mii", "gether"),
1112 PIN_MAP_MUX_GROUP_DEFAULT("sh-eth", "pfc-r8a7740",
1113 "gether_int", "gether"),
1114 /* HDMI */
1115 PIN_MAP_MUX_GROUP_DEFAULT("sh-mobile-hdmi", "pfc-r8a7740",
1116 "hdmi", "hdmi"),
1117 /* LCD0 */
1118 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
1119 "lcd0_data24_0", "lcd0"),
1120 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
1121 "lcd0_lclk_1", "lcd0"),
1122 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
1123 "lcd0_sync", "lcd0"),
1124 /* MMCIF */
1125 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
1126 "mmc0_data8_1", "mmc0"),
1127 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
1128 "mmc0_ctrl_1", "mmc0"),
1129 /* SCIFA1 */
1130 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.1", "pfc-r8a7740",
1131 "scifa1_data", "scifa1"),
1132 /* SDHI0 */
1133 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
1134 "sdhi0_data4", "sdhi0"),
1135 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
1136 "sdhi0_ctrl", "sdhi0"),
1137 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
1138 "sdhi0_wp", "sdhi0"),
1139 /* ST1232 */
1140 PIN_MAP_MUX_GROUP_DEFAULT("0-0055", "pfc-r8a7740",
1141 "intc_irq10", "intc"),
1142 /* TPU0 */
1143 PIN_MAP_MUX_GROUP_DEFAULT("renesas-tpu-pwm", "pfc-r8a7740",
1144 "tpu0_to2_1", "tpu0"),
1145 /* USBHS */
1146 PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs", "pfc-r8a7740",
1147 "intc_irq7_1", "intc"),
1148 };
1149
1150 static void __init eva_clock_init(void)
1151 {
1152 struct clk *system = clk_get(NULL, "system_clk");
1153 struct clk *xtal1 = clk_get(NULL, "extal1");
1154 struct clk *usb24s = clk_get(NULL, "usb24s");
1155 struct clk *fsibck = clk_get(NULL, "fsibck");
1156
1157 if (IS_ERR(system) ||
1158 IS_ERR(xtal1) ||
1159 IS_ERR(usb24s) ||
1160 IS_ERR(fsibck)) {
1161 pr_err("armadillo800eva board clock init failed\n");
1162 goto clock_error;
1163 }
1164
1165 /* armadillo 800 eva extal1 is 24MHz */
1166 clk_set_rate(xtal1, 24000000);
1167
1168 /* usb24s use extal1 (= system) clock (= 24MHz) */
1169 clk_set_parent(usb24s, system);
1170
1171 /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
1172 clk_set_rate(fsibck, 12288000);
1173
1174 clock_error:
1175 if (!IS_ERR(system))
1176 clk_put(system);
1177 if (!IS_ERR(xtal1))
1178 clk_put(xtal1);
1179 if (!IS_ERR(usb24s))
1180 clk_put(usb24s);
1181 if (!IS_ERR(fsibck))
1182 clk_put(fsibck);
1183 }
1184
1185 /*
1186 * board init
1187 */
1188 #define GPIO_PORT7CR IOMEM(0xe6050007)
1189 #define GPIO_PORT8CR IOMEM(0xe6050008)
1190 static void __init eva_init(void)
1191 {
1192 struct platform_device *usb = NULL;
1193
1194 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
1195 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
1196
1197 pinctrl_register_mappings(eva_pinctrl_map, ARRAY_SIZE(eva_pinctrl_map));
1198 pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup));
1199
1200 r8a7740_pinmux_init();
1201 r8a7740_meram_workaround();
1202
1203 /* LCDC0 */
1204 gpio_request_one(61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1205
1206 /* Touchscreen */
1207 gpio_request_one(166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */
1208
1209 /* GETHER */
1210 gpio_request_one(18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
1211
1212 /* USB */
1213 gpio_request_one(159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
1214
1215 if (gpio_get_value(159)) {
1216 /* USB Host */
1217 } else {
1218 /* USB Func */
1219 /*
1220 * The USBHS interrupt handlers needs to read the IRQ pin value
1221 * (HI/LOW) to diffentiate USB connection and disconnection
1222 * events (usbhsf_get_vbus()). We thus need to select both the
1223 * intc_irq7_1 pin group and GPIO 209 here.
1224 */
1225 gpio_request_one(209, GPIOF_IN, NULL);
1226
1227 platform_device_register(&usbhsf_device);
1228 usb = &usbhsf_device;
1229 }
1230
1231 /* CON1/CON15 Camera */
1232 gpio_request_one(173, GPIOF_OUT_INIT_LOW, NULL); /* STANDBY */
1233 gpio_request_one(172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
1234 /* see mt9t111_power() */
1235 gpio_request_one(158, GPIOF_OUT_INIT_LOW, NULL); /* CAM_PON */
1236
1237 /* FSI-WM8978 */
1238 gpio_request(7, NULL);
1239 gpio_request(8, NULL);
1240 gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
1241 gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
1242
1243 /*
1244 * CAUTION
1245 *
1246 * DBGMD/LCDC0/FSIA MUX
1247 * DBGMD_SELECT_B should be set after setting PFC Function.
1248 */
1249 gpio_request_one(176, GPIOF_OUT_INIT_HIGH, NULL);
1250
1251 /*
1252 * We can switch CON8/CON14 by SW1.5,
1253 * but it needs after DBGMD_SELECT_B
1254 */
1255 gpio_request_one(6, GPIOF_IN, NULL);
1256 if (gpio_get_value(6)) {
1257 /* CON14 enable */
1258 } else {
1259 /* CON8 (SDHI1) enable */
1260 pinctrl_register_mappings(eva_sdhi1_pinctrl_map,
1261 ARRAY_SIZE(eva_sdhi1_pinctrl_map));
1262
1263 platform_device_register(&vcc_sdhi1);
1264 platform_device_register(&sdhi1_device);
1265 }
1266
1267
1268 #ifdef CONFIG_CACHE_L2X0
1269 /* Early BRESP enable, Shared attribute override enable, 32K*8way */
1270 l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
1271 #endif
1272
1273 i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
1274 i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
1275
1276 r8a7740_add_standard_devices();
1277
1278 platform_add_devices(eva_devices,
1279 ARRAY_SIZE(eva_devices));
1280
1281 rmobile_add_device_to_domain("A4LC", &lcdc0_device);
1282 rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
1283 if (usb)
1284 rmobile_add_device_to_domain("A3SP", usb);
1285
1286 r8a7740_pm_init();
1287 }
1288
1289 static void __init eva_earlytimer_init(void)
1290 {
1291 r8a7740_clock_init(MD_CK0 | MD_CK2);
1292 shmobile_earlytimer_init();
1293
1294 /* the rate of extal1 clock must be set before late_time_init */
1295 eva_clock_init();
1296 }
1297
1298 static void __init eva_add_early_devices(void)
1299 {
1300 r8a7740_add_early_devices();
1301 }
1302
1303 #define RESCNT2 IOMEM(0xe6188020)
1304 static void eva_restart(enum reboot_mode mode, const char *cmd)
1305 {
1306 /* Do soft power on reset */
1307 writel((1 << 31), RESCNT2);
1308 }
1309
1310 static const char *eva_boards_compat_dt[] __initdata = {
1311 "renesas,armadillo800eva",
1312 NULL,
1313 };
1314
1315 DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
1316 .map_io = r8a7740_map_io,
1317 .init_early = eva_add_early_devices,
1318 .init_irq = r8a7740_init_irq,
1319 .init_machine = eva_init,
1320 .init_late = shmobile_init_late,
1321 .init_time = eva_earlytimer_init,
1322 .dt_compat = eva_boards_compat_dt,
1323 .restart = eva_restart,
1324 MACHINE_END
Linus' kernel tree