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4d22e564 KM |
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> | |
1c96293e | 23 | #include <linux/delay.h> |
4d22e564 KM |
24 | #include <linux/err.h> |
25 | #include <linux/kernel.h> | |
f7e7d31a | 26 | #include <linux/input.h> |
1c96293e | 27 | #include <linux/irq.h> |
4d22e564 KM |
28 | #include <linux/platform_device.h> |
29 | #include <linux/gpio.h> | |
f7e7d31a | 30 | #include <linux/gpio_keys.h> |
d8fed1e2 | 31 | #include <linux/sh_eth.h> |
dad29d1c | 32 | #include <linux/videodev2.h> |
1c96293e | 33 | #include <linux/usb/renesas_usbhs.h> |
49c01112 KM |
34 | #include <linux/mfd/tmio.h> |
35 | #include <linux/mmc/host.h> | |
0a4266bb | 36 | #include <linux/mmc/sh_mmcif.h> |
49c01112 | 37 | #include <linux/mmc/sh_mobile_sdhi.h> |
4d22e564 KM |
38 | #include <mach/common.h> |
39 | #include <mach/irqs.h> | |
40 | #include <asm/page.h> | |
41 | #include <asm/mach-types.h> | |
42 | #include <asm/mach/arch.h> | |
43 | #include <asm/mach/map.h> | |
44 | #include <asm/mach/time.h> | |
45 | #include <asm/hardware/cache-l2x0.h> | |
46 | #include <mach/r8a7740.h> | |
dad29d1c | 47 | #include <video/sh_mobile_lcdc.h> |
4d22e564 KM |
48 | |
49 | /* | |
50 | * CON1 Camera Module | |
51 | * CON2 Extension Bus | |
52 | * CON3 HDMI Output | |
53 | * CON4 Composite Video Output | |
54 | * CON5 H-UDI JTAG | |
55 | * CON6 ARM JTAG | |
56 | * CON7 SD1 | |
57 | * CON8 SD2 | |
58 | * CON9 RTC BackUp | |
59 | * CON10 Monaural Mic Input | |
60 | * CON11 Stereo Headphone Output | |
61 | * CON12 Audio Line Output(L) | |
62 | * CON13 Audio Line Output(R) | |
63 | * CON14 AWL13 Module | |
64 | * CON15 Extension | |
65 | * CON16 LCD1 | |
66 | * CON17 LCD2 | |
67 | * CON19 Power Input | |
68 | * CON20 USB1 | |
69 | * CON21 USB2 | |
70 | * CON22 Serial | |
71 | * CON23 LAN | |
72 | * CON24 USB3 | |
73 | * LED1 Camera LED(Yellow) | |
74 | * LED2 Power LED (Green) | |
75 | * ED3-LED6 User LED(Yellow) | |
76 | * LED7 LAN link LED(Green) | |
77 | * LED8 LAN activity LED(Yellow) | |
78 | */ | |
79 | ||
80 | /* | |
81 | * DipSwitch | |
82 | * | |
83 | * SW1 | |
84 | * | |
85 | * -12345678-+---------------+---------------------------- | |
86 | * 1 | boot | hermit | |
87 | * 0 | boot | OS auto boot | |
88 | * -12345678-+---------------+---------------------------- | |
89 | * 00 | boot device | eMMC | |
90 | * 10 | boot device | SDHI0 (CON7) | |
91 | * 01 | boot device | - | |
92 | * 11 | boot device | Extension Buss (CS0) | |
93 | * -12345678-+---------------+---------------------------- | |
94 | * 0 | Extension Bus | D8-D15 disable, eMMC enable | |
95 | * 1 | Extension Bus | D8-D15 enable, eMMC disable | |
96 | * -12345678-+---------------+---------------------------- | |
2e3a5ef2 | 97 | * 0 | SDHI1 | COM8 disable, COM14 enable |
4d22e564 KM |
98 | * 1 | SDHI1 | COM8 enable, COM14 disable |
99 | * -12345678-+---------------+---------------------------- | |
1c96293e KM |
100 | * 0 | USB0 | COM20 enable, COM24 disable |
101 | * 1 | USB0 | COM20 disable, COM24 enable | |
102 | * -12345678-+---------------+---------------------------- | |
4d22e564 KM |
103 | * 00 | JTAG | SH-X2 |
104 | * 10 | JTAG | ARM | |
105 | * 01 | JTAG | - | |
106 | * 11 | JTAG | Boundary Scan | |
107 | *-----------+---------------+---------------------------- | |
108 | */ | |
109 | ||
1c96293e KM |
110 | /* |
111 | * USB function | |
112 | * | |
113 | * When you use USB Function, | |
114 | * set SW1.6 ON, and connect cable to CN24. | |
115 | * | |
116 | * USBF needs workaround on R8A7740 chip. | |
117 | * These are a little bit complex. | |
118 | * see | |
119 | * usbhsf_power_ctrl() | |
120 | * | |
121 | * CAUTION | |
122 | * | |
123 | * It uses autonomy mode for USB hotplug at this point | |
124 | * (= usbhs_private.platform_callback.get_vbus is NULL), | |
125 | * since we don't know what's happen on PM control | |
126 | * on this workaround. | |
127 | */ | |
128 | #define USBCR1 0xe605810a | |
129 | #define USBH 0xC6700000 | |
130 | #define USBH_USBCTR 0x10834 | |
131 | ||
132 | struct usbhsf_private { | |
133 | struct clk *phy; | |
134 | struct clk *usb24; | |
135 | struct clk *pci; | |
136 | struct clk *func; | |
137 | struct clk *host; | |
138 | void __iomem *usbh_base; | |
139 | struct renesas_usbhs_platform_info info; | |
140 | }; | |
141 | ||
142 | #define usbhsf_get_priv(pdev) \ | |
143 | container_of(renesas_usbhs_get_info(pdev), \ | |
144 | struct usbhsf_private, info) | |
145 | ||
146 | static int usbhsf_get_id(struct platform_device *pdev) | |
147 | { | |
148 | return USBHS_GADGET; | |
149 | } | |
150 | ||
151 | static void usbhsf_power_ctrl(struct platform_device *pdev, | |
152 | void __iomem *base, int enable) | |
153 | { | |
154 | struct usbhsf_private *priv = usbhsf_get_priv(pdev); | |
155 | ||
156 | /* | |
157 | * Work around for USB Function. | |
158 | * It needs USB host clock, and settings | |
159 | */ | |
160 | if (enable) { | |
161 | /* | |
162 | * enable all the related usb clocks | |
163 | * for usb workaround | |
164 | */ | |
165 | clk_enable(priv->usb24); | |
166 | clk_enable(priv->pci); | |
167 | clk_enable(priv->host); | |
168 | clk_enable(priv->func); | |
169 | clk_enable(priv->phy); | |
170 | ||
171 | /* | |
172 | * set USBCR1 | |
173 | * | |
174 | * Port1 is driven by USB function, | |
175 | * Port2 is driven by USB HOST | |
176 | * One HOST (Port1 or Port2 is HOST) | |
177 | * USB PLL input clock = 24MHz | |
178 | */ | |
179 | __raw_writew(0xd750, USBCR1); | |
180 | mdelay(1); | |
181 | ||
182 | /* | |
183 | * start USB Host | |
184 | */ | |
185 | __raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR); | |
186 | __raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR); | |
187 | mdelay(10); | |
188 | ||
189 | /* | |
190 | * USB PHY Power ON | |
191 | */ | |
192 | __raw_writew(0xd770, USBCR1); | |
193 | __raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */ | |
194 | ||
195 | } else { | |
196 | __raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR); | |
197 | __raw_writew(0xd7c0, USBCR1); /* GPIO */ | |
198 | ||
199 | clk_disable(priv->phy); | |
200 | clk_disable(priv->func); /* usb work around */ | |
201 | clk_disable(priv->host); /* usb work around */ | |
202 | clk_disable(priv->pci); /* usb work around */ | |
203 | clk_disable(priv->usb24); /* usb work around */ | |
204 | } | |
205 | } | |
206 | ||
207 | static void usbhsf_hardware_exit(struct platform_device *pdev) | |
208 | { | |
209 | struct usbhsf_private *priv = usbhsf_get_priv(pdev); | |
210 | ||
211 | if (!IS_ERR(priv->phy)) | |
212 | clk_put(priv->phy); | |
213 | if (!IS_ERR(priv->usb24)) | |
214 | clk_put(priv->usb24); | |
215 | if (!IS_ERR(priv->pci)) | |
216 | clk_put(priv->pci); | |
217 | if (!IS_ERR(priv->host)) | |
218 | clk_put(priv->host); | |
219 | if (!IS_ERR(priv->func)) | |
220 | clk_put(priv->func); | |
221 | if (priv->usbh_base) | |
222 | iounmap(priv->usbh_base); | |
223 | ||
224 | priv->phy = NULL; | |
225 | priv->usb24 = NULL; | |
226 | priv->pci = NULL; | |
227 | priv->host = NULL; | |
228 | priv->func = NULL; | |
229 | priv->usbh_base = NULL; | |
230 | } | |
231 | ||
232 | static int usbhsf_hardware_init(struct platform_device *pdev) | |
233 | { | |
234 | struct usbhsf_private *priv = usbhsf_get_priv(pdev); | |
235 | ||
236 | priv->phy = clk_get(&pdev->dev, "phy"); | |
237 | priv->usb24 = clk_get(&pdev->dev, "usb24"); | |
238 | priv->pci = clk_get(&pdev->dev, "pci"); | |
239 | priv->func = clk_get(&pdev->dev, "func"); | |
240 | priv->host = clk_get(&pdev->dev, "host"); | |
241 | priv->usbh_base = ioremap_nocache(USBH, 0x20000); | |
242 | ||
243 | if (IS_ERR(priv->phy) || | |
244 | IS_ERR(priv->usb24) || | |
245 | IS_ERR(priv->pci) || | |
246 | IS_ERR(priv->host) || | |
247 | IS_ERR(priv->func) || | |
248 | !priv->usbh_base) { | |
249 | dev_err(&pdev->dev, "USB clock setting failed\n"); | |
250 | usbhsf_hardware_exit(pdev); | |
251 | return -EIO; | |
252 | } | |
253 | ||
254 | /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */ | |
255 | clk_set_rate(priv->usb24, | |
256 | clk_get_rate(clk_get_parent(priv->usb24))); | |
257 | ||
258 | return 0; | |
259 | } | |
260 | ||
261 | static struct usbhsf_private usbhsf_private = { | |
262 | .info = { | |
263 | .platform_callback = { | |
264 | .get_id = usbhsf_get_id, | |
265 | .hardware_init = usbhsf_hardware_init, | |
266 | .hardware_exit = usbhsf_hardware_exit, | |
267 | .power_ctrl = usbhsf_power_ctrl, | |
268 | }, | |
269 | .driver_param = { | |
270 | .buswait_bwait = 5, | |
271 | .detection_delay = 5, | |
272 | }, | |
273 | } | |
274 | }; | |
275 | ||
276 | static struct resource usbhsf_resources[] = { | |
277 | { | |
278 | .name = "USBHS", | |
279 | .start = 0xe6890000, | |
280 | .end = 0xe6890104 - 1, | |
281 | .flags = IORESOURCE_MEM, | |
282 | }, | |
283 | { | |
284 | .start = evt2irq(0x0A20), | |
285 | .flags = IORESOURCE_IRQ, | |
286 | }, | |
287 | }; | |
288 | ||
289 | static struct platform_device usbhsf_device = { | |
290 | .name = "renesas_usbhs", | |
291 | .dev = { | |
292 | .platform_data = &usbhsf_private.info, | |
293 | }, | |
294 | .id = -1, | |
295 | .num_resources = ARRAY_SIZE(usbhsf_resources), | |
296 | .resource = usbhsf_resources, | |
297 | }; | |
298 | ||
d8fed1e2 KM |
299 | /* Ether */ |
300 | static struct sh_eth_plat_data sh_eth_platdata = { | |
301 | .phy = 0x00, /* LAN8710A */ | |
302 | .edmac_endian = EDMAC_LITTLE_ENDIAN, | |
303 | .register_type = SH_ETH_REG_GIGABIT, | |
304 | .phy_interface = PHY_INTERFACE_MODE_MII, | |
305 | }; | |
306 | ||
307 | static struct resource sh_eth_resources[] = { | |
308 | { | |
309 | .start = 0xe9a00000, | |
310 | .end = 0xe9a00800 - 1, | |
311 | .flags = IORESOURCE_MEM, | |
312 | }, { | |
313 | .start = 0xe9a01800, | |
314 | .end = 0xe9a02000 - 1, | |
315 | .flags = IORESOURCE_MEM, | |
316 | }, { | |
317 | .start = evt2irq(0x0500), | |
318 | .flags = IORESOURCE_IRQ, | |
319 | }, | |
320 | }; | |
321 | ||
322 | static struct platform_device sh_eth_device = { | |
323 | .name = "sh-eth", | |
9c18f238 | 324 | .id = -1, |
d8fed1e2 KM |
325 | .dev = { |
326 | .platform_data = &sh_eth_platdata, | |
327 | }, | |
328 | .resource = sh_eth_resources, | |
329 | .num_resources = ARRAY_SIZE(sh_eth_resources), | |
330 | }; | |
331 | ||
dad29d1c KM |
332 | /* LCDC */ |
333 | static struct fb_videomode lcdc0_mode = { | |
334 | .name = "AMPIER/AM-800480", | |
335 | .xres = 800, | |
336 | .yres = 480, | |
337 | .left_margin = 88, | |
338 | .right_margin = 40, | |
339 | .hsync_len = 128, | |
340 | .upper_margin = 20, | |
341 | .lower_margin = 5, | |
342 | .vsync_len = 5, | |
343 | .sync = 0, | |
344 | }; | |
345 | ||
346 | static struct sh_mobile_lcdc_info lcdc0_info = { | |
347 | .clock_source = LCDC_CLK_BUS, | |
348 | .ch[0] = { | |
349 | .chan = LCDC_CHAN_MAINLCD, | |
350 | .fourcc = V4L2_PIX_FMT_RGB565, | |
351 | .interface_type = RGB24, | |
352 | .clock_divider = 5, | |
353 | .flags = 0, | |
354 | .lcd_modes = &lcdc0_mode, | |
355 | .num_modes = 1, | |
356 | .panel_cfg = { | |
357 | .width = 111, | |
358 | .height = 68, | |
359 | }, | |
360 | }, | |
361 | }; | |
362 | ||
363 | static struct resource lcdc0_resources[] = { | |
364 | [0] = { | |
365 | .name = "LCD0", | |
366 | .start = 0xfe940000, | |
367 | .end = 0xfe943fff, | |
368 | .flags = IORESOURCE_MEM, | |
369 | }, | |
370 | [1] = { | |
371 | .start = intcs_evt2irq(0x580), | |
372 | .flags = IORESOURCE_IRQ, | |
373 | }, | |
374 | }; | |
375 | ||
376 | static struct platform_device lcdc0_device = { | |
377 | .name = "sh_mobile_lcdc_fb", | |
378 | .num_resources = ARRAY_SIZE(lcdc0_resources), | |
379 | .resource = lcdc0_resources, | |
380 | .id = 0, | |
381 | .dev = { | |
382 | .platform_data = &lcdc0_info, | |
383 | .coherent_dma_mask = ~0, | |
384 | }, | |
385 | }; | |
386 | ||
f7e7d31a KM |
387 | /* GPIO KEY */ |
388 | #define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 } | |
389 | ||
390 | static struct gpio_keys_button gpio_buttons[] = { | |
391 | GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW1"), | |
392 | GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW2"), | |
393 | GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW3"), | |
394 | GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW4"), | |
395 | }; | |
396 | ||
397 | static struct gpio_keys_platform_data gpio_key_info = { | |
398 | .buttons = gpio_buttons, | |
399 | .nbuttons = ARRAY_SIZE(gpio_buttons), | |
400 | }; | |
401 | ||
402 | static struct platform_device gpio_keys_device = { | |
403 | .name = "gpio-keys", | |
404 | .id = -1, | |
405 | .dev = { | |
406 | .platform_data = &gpio_key_info, | |
407 | }, | |
408 | }; | |
409 | ||
49c01112 KM |
410 | /* SDHI0 */ |
411 | /* | |
412 | * FIXME | |
413 | * | |
414 | * It use polling mode here, since | |
415 | * CD (= Card Detect) pin is not connected to SDHI0_CD. | |
416 | * We can use IRQ31 as card detect irq, | |
417 | * but it needs chattering removal operation | |
418 | */ | |
419 | #define IRQ31 evt2irq(0x33E0) | |
420 | static struct sh_mobile_sdhi_info sdhi0_info = { | |
421 | .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\ | |
422 | MMC_CAP_NEEDS_POLL, | |
423 | .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, | |
424 | .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, | |
425 | }; | |
426 | ||
427 | static struct resource sdhi0_resources[] = { | |
428 | { | |
429 | .name = "SDHI0", | |
430 | .start = 0xe6850000, | |
431 | .end = 0xe6850100 - 1, | |
432 | .flags = IORESOURCE_MEM, | |
433 | }, | |
434 | /* | |
435 | * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here | |
436 | */ | |
437 | { | |
438 | .name = SH_MOBILE_SDHI_IRQ_SDCARD, | |
439 | .start = evt2irq(0x0E20), | |
440 | .flags = IORESOURCE_IRQ, | |
441 | }, | |
442 | { | |
443 | .name = SH_MOBILE_SDHI_IRQ_SDIO, | |
444 | .start = evt2irq(0x0E40), | |
445 | .flags = IORESOURCE_IRQ, | |
446 | }, | |
447 | }; | |
448 | ||
449 | static struct platform_device sdhi0_device = { | |
450 | .name = "sh_mobile_sdhi", | |
451 | .id = 0, | |
452 | .dev = { | |
453 | .platform_data = &sdhi0_info, | |
454 | }, | |
455 | .num_resources = ARRAY_SIZE(sdhi0_resources), | |
456 | .resource = sdhi0_resources, | |
457 | }; | |
458 | ||
2e3a5ef2 KM |
459 | /* SDHI1 */ |
460 | static struct sh_mobile_sdhi_info sdhi1_info = { | |
461 | .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ, | |
462 | .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, | |
463 | .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, | |
464 | }; | |
465 | ||
466 | static struct resource sdhi1_resources[] = { | |
467 | [0] = { | |
468 | .name = "SDHI1", | |
469 | .start = 0xe6860000, | |
470 | .end = 0xe6860100 - 1, | |
471 | .flags = IORESOURCE_MEM, | |
472 | }, | |
473 | [1] = { | |
474 | .start = evt2irq(0x0E80), | |
475 | .flags = IORESOURCE_IRQ, | |
476 | }, | |
477 | [2] = { | |
478 | .start = evt2irq(0x0EA0), | |
479 | .flags = IORESOURCE_IRQ, | |
480 | }, | |
481 | [3] = { | |
482 | .start = evt2irq(0x0EC0), | |
483 | .flags = IORESOURCE_IRQ, | |
484 | }, | |
485 | }; | |
486 | ||
487 | static struct platform_device sdhi1_device = { | |
488 | .name = "sh_mobile_sdhi", | |
489 | .id = 1, | |
490 | .dev = { | |
491 | .platform_data = &sdhi1_info, | |
492 | }, | |
493 | .num_resources = ARRAY_SIZE(sdhi1_resources), | |
494 | .resource = sdhi1_resources, | |
495 | }; | |
496 | ||
0a4266bb KM |
497 | /* MMCIF */ |
498 | static struct sh_mmcif_plat_data sh_mmcif_plat = { | |
499 | .sup_pclk = 0, | |
500 | .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, | |
501 | .caps = MMC_CAP_4_BIT_DATA | | |
502 | MMC_CAP_8_BIT_DATA | | |
503 | MMC_CAP_NONREMOVABLE, | |
504 | }; | |
505 | ||
506 | static struct resource sh_mmcif_resources[] = { | |
507 | [0] = { | |
508 | .name = "MMCIF", | |
509 | .start = 0xe6bd0000, | |
510 | .end = 0xe6bd0100 - 1, | |
511 | .flags = IORESOURCE_MEM, | |
512 | }, | |
513 | [1] = { | |
514 | /* MMC ERR */ | |
515 | .start = evt2irq(0x1AC0), | |
516 | .flags = IORESOURCE_IRQ, | |
517 | }, | |
518 | [2] = { | |
519 | /* MMC NOR */ | |
520 | .start = evt2irq(0x1AE0), | |
521 | .flags = IORESOURCE_IRQ, | |
522 | }, | |
523 | }; | |
524 | ||
525 | static struct platform_device sh_mmcif_device = { | |
526 | .name = "sh_mmcif", | |
527 | .id = -1, | |
528 | .dev = { | |
529 | .platform_data = &sh_mmcif_plat, | |
530 | }, | |
531 | .num_resources = ARRAY_SIZE(sh_mmcif_resources), | |
532 | .resource = sh_mmcif_resources, | |
533 | }; | |
534 | ||
46cf6687 KM |
535 | /* I2C */ |
536 | static struct i2c_board_info i2c0_devices[] = { | |
537 | { | |
538 | I2C_BOARD_INFO("st1232-ts", 0x55), | |
539 | .irq = evt2irq(0x0340), | |
540 | }, | |
541 | }; | |
542 | ||
4d22e564 KM |
543 | /* |
544 | * board devices | |
545 | */ | |
546 | static struct platform_device *eva_devices[] __initdata = { | |
dad29d1c | 547 | &lcdc0_device, |
f7e7d31a | 548 | &gpio_keys_device, |
d8fed1e2 | 549 | &sh_eth_device, |
49c01112 | 550 | &sdhi0_device, |
0a4266bb | 551 | &sh_mmcif_device, |
4d22e564 KM |
552 | }; |
553 | ||
1c96293e KM |
554 | static void __init eva_clock_init(void) |
555 | { | |
556 | struct clk *system = clk_get(NULL, "system_clk"); | |
557 | struct clk *xtal1 = clk_get(NULL, "extal1"); | |
558 | struct clk *usb24s = clk_get(NULL, "usb24s"); | |
559 | ||
560 | if (IS_ERR(system) || | |
561 | IS_ERR(xtal1) || | |
562 | IS_ERR(usb24s)) { | |
563 | pr_err("armadillo800eva board clock init failed\n"); | |
564 | goto clock_error; | |
565 | } | |
566 | ||
567 | /* armadillo 800 eva extal1 is 24MHz */ | |
568 | clk_set_rate(xtal1, 24000000); | |
569 | ||
570 | /* usb24s use extal1 (= system) clock (= 24MHz) */ | |
571 | clk_set_parent(usb24s, system); | |
572 | ||
573 | clock_error: | |
574 | if (!IS_ERR(system)) | |
575 | clk_put(system); | |
576 | if (!IS_ERR(xtal1)) | |
577 | clk_put(xtal1); | |
578 | if (!IS_ERR(usb24s)) | |
579 | clk_put(usb24s); | |
580 | } | |
581 | ||
4d22e564 KM |
582 | /* |
583 | * board init | |
584 | */ | |
585 | static void __init eva_init(void) | |
586 | { | |
1c96293e KM |
587 | eva_clock_init(); |
588 | ||
4d22e564 KM |
589 | r8a7740_pinmux_init(); |
590 | ||
591 | /* SCIFA1 */ | |
592 | gpio_request(GPIO_FN_SCIFA1_RXD, NULL); | |
593 | gpio_request(GPIO_FN_SCIFA1_TXD, NULL); | |
594 | ||
dad29d1c KM |
595 | /* LCDC0 */ |
596 | gpio_request(GPIO_FN_LCDC0_SELECT, NULL); | |
597 | gpio_request(GPIO_FN_LCD0_D0, NULL); | |
598 | gpio_request(GPIO_FN_LCD0_D1, NULL); | |
599 | gpio_request(GPIO_FN_LCD0_D2, NULL); | |
600 | gpio_request(GPIO_FN_LCD0_D3, NULL); | |
601 | gpio_request(GPIO_FN_LCD0_D4, NULL); | |
602 | gpio_request(GPIO_FN_LCD0_D5, NULL); | |
603 | gpio_request(GPIO_FN_LCD0_D6, NULL); | |
604 | gpio_request(GPIO_FN_LCD0_D7, NULL); | |
605 | gpio_request(GPIO_FN_LCD0_D8, NULL); | |
606 | gpio_request(GPIO_FN_LCD0_D9, NULL); | |
607 | gpio_request(GPIO_FN_LCD0_D10, NULL); | |
608 | gpio_request(GPIO_FN_LCD0_D11, NULL); | |
609 | gpio_request(GPIO_FN_LCD0_D12, NULL); | |
610 | gpio_request(GPIO_FN_LCD0_D13, NULL); | |
611 | gpio_request(GPIO_FN_LCD0_D14, NULL); | |
612 | gpio_request(GPIO_FN_LCD0_D15, NULL); | |
613 | gpio_request(GPIO_FN_LCD0_D16, NULL); | |
614 | gpio_request(GPIO_FN_LCD0_D17, NULL); | |
615 | gpio_request(GPIO_FN_LCD0_D18_PORT40, NULL); | |
616 | gpio_request(GPIO_FN_LCD0_D19_PORT4, NULL); | |
617 | gpio_request(GPIO_FN_LCD0_D20_PORT3, NULL); | |
618 | gpio_request(GPIO_FN_LCD0_D21_PORT2, NULL); | |
619 | gpio_request(GPIO_FN_LCD0_D22_PORT0, NULL); | |
620 | gpio_request(GPIO_FN_LCD0_D23_PORT1, NULL); | |
621 | gpio_request(GPIO_FN_LCD0_DCK, NULL); | |
622 | gpio_request(GPIO_FN_LCD0_VSYN, NULL); | |
623 | gpio_request(GPIO_FN_LCD0_HSYN, NULL); | |
624 | gpio_request(GPIO_FN_LCD0_DISP, NULL); | |
625 | gpio_request(GPIO_FN_LCD0_LCLK_PORT165, NULL); | |
626 | ||
627 | gpio_request(GPIO_PORT61, NULL); /* LCDDON */ | |
628 | gpio_direction_output(GPIO_PORT61, 1); | |
629 | ||
630 | gpio_request(GPIO_PORT202, NULL); /* LCD0_LED_CONT */ | |
631 | gpio_direction_output(GPIO_PORT202, 0); | |
632 | ||
46cf6687 KM |
633 | /* Touchscreen */ |
634 | gpio_request(GPIO_FN_IRQ10, NULL); /* TP_INT */ | |
635 | gpio_request(GPIO_PORT166, NULL); /* TP_RST_B */ | |
636 | gpio_direction_output(GPIO_PORT166, 1); | |
637 | ||
d8fed1e2 KM |
638 | /* GETHER */ |
639 | gpio_request(GPIO_FN_ET_CRS, NULL); | |
640 | gpio_request(GPIO_FN_ET_MDC, NULL); | |
641 | gpio_request(GPIO_FN_ET_MDIO, NULL); | |
642 | gpio_request(GPIO_FN_ET_TX_ER, NULL); | |
643 | gpio_request(GPIO_FN_ET_RX_ER, NULL); | |
644 | gpio_request(GPIO_FN_ET_ERXD0, NULL); | |
645 | gpio_request(GPIO_FN_ET_ERXD1, NULL); | |
646 | gpio_request(GPIO_FN_ET_ERXD2, NULL); | |
647 | gpio_request(GPIO_FN_ET_ERXD3, NULL); | |
648 | gpio_request(GPIO_FN_ET_TX_CLK, NULL); | |
649 | gpio_request(GPIO_FN_ET_TX_EN, NULL); | |
650 | gpio_request(GPIO_FN_ET_ETXD0, NULL); | |
651 | gpio_request(GPIO_FN_ET_ETXD1, NULL); | |
652 | gpio_request(GPIO_FN_ET_ETXD2, NULL); | |
653 | gpio_request(GPIO_FN_ET_ETXD3, NULL); | |
654 | gpio_request(GPIO_FN_ET_PHY_INT, NULL); | |
655 | gpio_request(GPIO_FN_ET_COL, NULL); | |
656 | gpio_request(GPIO_FN_ET_RX_DV, NULL); | |
657 | gpio_request(GPIO_FN_ET_RX_CLK, NULL); | |
658 | ||
659 | gpio_request(GPIO_PORT18, NULL); /* PHY_RST */ | |
660 | gpio_direction_output(GPIO_PORT18, 1); | |
661 | ||
1c96293e KM |
662 | /* USB */ |
663 | gpio_request(GPIO_PORT159, NULL); /* USB_DEVICE_MODE */ | |
664 | gpio_direction_input(GPIO_PORT159); | |
665 | ||
666 | if (gpio_get_value(GPIO_PORT159)) { | |
667 | /* USB Host */ | |
668 | } else { | |
669 | /* USB Func */ | |
670 | gpio_request(GPIO_FN_VBUS, NULL); | |
671 | platform_device_register(&usbhsf_device); | |
672 | } | |
673 | ||
49c01112 KM |
674 | /* SDHI0 */ |
675 | gpio_request(GPIO_FN_SDHI0_CMD, NULL); | |
676 | gpio_request(GPIO_FN_SDHI0_CLK, NULL); | |
677 | gpio_request(GPIO_FN_SDHI0_D0, NULL); | |
678 | gpio_request(GPIO_FN_SDHI0_D1, NULL); | |
679 | gpio_request(GPIO_FN_SDHI0_D2, NULL); | |
680 | gpio_request(GPIO_FN_SDHI0_D3, NULL); | |
681 | gpio_request(GPIO_FN_SDHI0_WP, NULL); | |
682 | ||
683 | gpio_request(GPIO_PORT17, NULL); /* SDHI0_18/33_B */ | |
684 | gpio_request(GPIO_PORT74, NULL); /* SDHI0_PON */ | |
685 | gpio_request(GPIO_PORT75, NULL); /* SDSLOT1_PON */ | |
686 | gpio_direction_output(GPIO_PORT17, 0); | |
687 | gpio_direction_output(GPIO_PORT74, 1); | |
688 | gpio_direction_output(GPIO_PORT75, 1); | |
689 | ||
690 | /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */ | |
691 | ||
0a4266bb KM |
692 | /* |
693 | * MMCIF | |
694 | * | |
695 | * Here doesn't care SW1.4 status, | |
696 | * since CON2 is not mounted. | |
697 | */ | |
698 | gpio_request(GPIO_FN_MMC1_CLK_PORT103, NULL); | |
699 | gpio_request(GPIO_FN_MMC1_CMD_PORT104, NULL); | |
700 | gpio_request(GPIO_FN_MMC1_D0_PORT149, NULL); | |
701 | gpio_request(GPIO_FN_MMC1_D1_PORT148, NULL); | |
702 | gpio_request(GPIO_FN_MMC1_D2_PORT147, NULL); | |
703 | gpio_request(GPIO_FN_MMC1_D3_PORT146, NULL); | |
704 | gpio_request(GPIO_FN_MMC1_D4_PORT145, NULL); | |
705 | gpio_request(GPIO_FN_MMC1_D5_PORT144, NULL); | |
706 | gpio_request(GPIO_FN_MMC1_D6_PORT143, NULL); | |
707 | gpio_request(GPIO_FN_MMC1_D7_PORT142, NULL); | |
708 | ||
dad29d1c KM |
709 | /* |
710 | * CAUTION | |
711 | * | |
712 | * DBGMD/LCDC0/FSIA MUX | |
713 | * DBGMD_SELECT_B should be set after setting PFC Function. | |
714 | */ | |
715 | gpio_request(GPIO_PORT176, NULL); | |
716 | gpio_direction_output(GPIO_PORT176, 1); | |
717 | ||
2e3a5ef2 KM |
718 | /* |
719 | * We can switch CON8/CON14 by SW1.5, | |
720 | * but it needs after DBGMD_SELECT_B | |
721 | */ | |
722 | gpio_request(GPIO_PORT6, NULL); | |
723 | gpio_direction_input(GPIO_PORT6); | |
724 | if (gpio_get_value(GPIO_PORT6)) { | |
725 | /* CON14 enable */ | |
726 | } else { | |
727 | /* CON8 (SDHI1) enable */ | |
728 | gpio_request(GPIO_FN_SDHI1_CLK, NULL); | |
729 | gpio_request(GPIO_FN_SDHI1_CMD, NULL); | |
730 | gpio_request(GPIO_FN_SDHI1_D0, NULL); | |
731 | gpio_request(GPIO_FN_SDHI1_D1, NULL); | |
732 | gpio_request(GPIO_FN_SDHI1_D2, NULL); | |
733 | gpio_request(GPIO_FN_SDHI1_D3, NULL); | |
734 | gpio_request(GPIO_FN_SDHI1_CD, NULL); | |
735 | gpio_request(GPIO_FN_SDHI1_WP, NULL); | |
736 | ||
737 | gpio_request(GPIO_PORT16, NULL); /* SDSLOT2_PON */ | |
738 | gpio_direction_output(GPIO_PORT16, 1); | |
739 | ||
740 | platform_device_register(&sdhi1_device); | |
741 | } | |
742 | ||
743 | ||
4d22e564 KM |
744 | #ifdef CONFIG_CACHE_L2X0 |
745 | /* Early BRESP enable, Shared attribute override enable, 32K*8way */ | |
746 | l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff); | |
747 | #endif | |
748 | ||
46cf6687 KM |
749 | i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices)); |
750 | ||
4d22e564 KM |
751 | r8a7740_add_standard_devices(); |
752 | ||
753 | platform_add_devices(eva_devices, | |
754 | ARRAY_SIZE(eva_devices)); | |
755 | } | |
756 | ||
757 | static void __init eva_earlytimer_init(void) | |
758 | { | |
4d22e564 | 759 | r8a7740_clock_init(MD_CK0 | MD_CK2); |
4d22e564 KM |
760 | shmobile_earlytimer_init(); |
761 | } | |
762 | ||
763 | static void __init eva_add_early_devices(void) | |
764 | { | |
765 | r8a7740_add_early_devices(); | |
766 | ||
767 | /* override timer setup with board-specific code */ | |
768 | shmobile_timer.init = eva_earlytimer_init; | |
769 | } | |
770 | ||
e6bf7059 MD |
771 | static const char *eva_boards_compat_dt[] __initdata = { |
772 | "renesas,armadillo800eva", | |
773 | NULL, | |
774 | }; | |
775 | ||
776 | DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva") | |
4d22e564 KM |
777 | .map_io = r8a7740_map_io, |
778 | .init_early = eva_add_early_devices, | |
779 | .init_irq = r8a7740_init_irq, | |
780 | .handle_irq = shmobile_handle_irq_intc, | |
781 | .init_machine = eva_init, | |
782 | .timer = &shmobile_timer, | |
e6bf7059 | 783 | .dt_compat = eva_boards_compat_dt, |
4d22e564 | 784 | MACHINE_END |