2ac08b29e2784153394b5a24b0a69175e2418a6d
[linux-2.6.git] / arch / arm / mach-shmobile / board-ap4evb.c
1 /*
2  * AP4EVB board support
3  *
4  * Copyright (C) 2010  Magnus Damm
5  * Copyright (C) 2008  Yoshihiro Shimoda
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 #include <linux/clk.h>
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/interrupt.h>
24 #include <linux/irq.h>
25 #include <linux/platform_device.h>
26 #include <linux/delay.h>
27 #include <linux/mfd/tmio.h>
28 #include <linux/mmc/host.h>
29 #include <linux/mmc/sh_mobile_sdhi.h>
30 #include <linux/mtd/mtd.h>
31 #include <linux/mtd/partitions.h>
32 #include <linux/mtd/physmap.h>
33 #include <linux/mmc/sh_mmcif.h>
34 #include <linux/i2c.h>
35 #include <linux/i2c/tsc2007.h>
36 #include <linux/io.h>
37 #include <linux/smsc911x.h>
38 #include <linux/sh_intc.h>
39 #include <linux/sh_clk.h>
40 #include <linux/gpio.h>
41 #include <linux/input.h>
42 #include <linux/leds.h>
43 #include <linux/input/sh_keysc.h>
44 #include <linux/usb/r8a66597.h>
45 #include <linux/pm_clock.h>
46 #include <linux/dma-mapping.h>
47
48 #include <media/sh_mobile_ceu.h>
49 #include <media/sh_mobile_csi2.h>
50 #include <media/soc_camera.h>
51
52 #include <sound/sh_fsi.h>
53
54 #include <video/sh_mobile_hdmi.h>
55 #include <video/sh_mobile_lcdc.h>
56 #include <video/sh_mipi_dsi.h>
57
58 #include <mach/common.h>
59 #include <mach/irqs.h>
60 #include <mach/sh7372.h>
61
62 #include <asm/mach-types.h>
63 #include <asm/mach/arch.h>
64 #include <asm/mach/map.h>
65 #include <asm/mach/time.h>
66 #include <asm/setup.h>
67
68 /*
69  * Address      Interface               BusWidth        note
70  * ------------------------------------------------------------------
71  * 0x0000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = ON
72  * 0x0800_0000  user area               -
73  * 0x1000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = OFF
74  * 0x1400_0000  Ether (LAN9220)         16bit
75  * 0x1600_0000  user area               -               cannot use with NAND
76  * 0x1800_0000  user area               -
77  * 0x1A00_0000  -
78  * 0x4000_0000  LPDDR2-SDRAM (POP)      32bit
79  */
80
81 /*
82  * NOR Flash ROM
83  *
84  *  SW1  |     SW2    | SW7  | NOR Flash ROM
85  *  bit1 | bit1  bit2 | bit1 | Memory allocation
86  * ------+------------+------+------------------
87  *  OFF  | ON     OFF | ON   |    Area 0
88  *  OFF  | ON     OFF | OFF  |    Area 4
89  */
90
91 /*
92  * NAND Flash ROM
93  *
94  *  SW1  |     SW2    | SW7  | NAND Flash ROM
95  *  bit1 | bit1  bit2 | bit2 | Memory allocation
96  * ------+------------+------+------------------
97  *  OFF  | ON     OFF | ON   |    FCE 0
98  *  OFF  | ON     OFF | OFF  |    FCE 1
99  */
100
101 /*
102  * SMSC 9220
103  *
104  *  SW1         SMSC 9220
105  * -----------------------
106  *  ON          access disable
107  *  OFF         access enable
108  */
109
110 /*
111  * LCD / IRQ / KEYSC / IrDA
112  *
113  * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
114  * LCD = 2nd LCDC (WVGA)
115  *
116  *              |               SW43                    |
117  * SW3          |       ON              |       OFF     |
118  * -------------+-----------------------+---------------+
119  * ON           | KEY / IrDA            | LCD           |
120  * OFF          | KEY / IrDA / IRQ      | IRQ           |
121  *
122  *
123  * QHD / WVGA display
124  *
125  * You can choice display type on menuconfig.
126  * Then, check above dip-switch.
127  */
128
129 /*
130  * USB
131  *
132  * J7 : 1-2  MAX3355E VBUS
133  *      2-3  DC 5.0V
134  *
135  * S39: bit2: off
136  */
137
138 /*
139  * FSI/FSMI
140  *
141  * SW41 :  ON : SH-Mobile AP4 Audio Mode
142  *      : OFF : Bluetooth Audio Mode
143  */
144
145 /*
146  * MMC0/SDHI1 (CN7)
147  *
148  * J22 : select card voltage
149  *       1-2 pin : 1.8v
150  *       2-3 pin : 3.3v
151  *
152  *        SW1  |             SW33
153  *             | bit1 | bit2 | bit3 | bit4
154  * ------------+------+------+------+-------
155  * MMC0   OFF  |  OFF |  ON  |  ON  |  X
156  * SDHI1  OFF  |  ON  |   X  |  OFF | ON
157  *
158  * voltage lebel
159  * CN7 : 1.8v
160  * CN12: 3.3v
161  */
162
163 /* MTD */
164 static struct mtd_partition nor_flash_partitions[] = {
165         {
166                 .name           = "loader",
167                 .offset         = 0x00000000,
168                 .size           = 512 * 1024,
169                 .mask_flags     = MTD_WRITEABLE,
170         },
171         {
172                 .name           = "bootenv",
173                 .offset         = MTDPART_OFS_APPEND,
174                 .size           = 512 * 1024,
175                 .mask_flags     = MTD_WRITEABLE,
176         },
177         {
178                 .name           = "kernel_ro",
179                 .offset         = MTDPART_OFS_APPEND,
180                 .size           = 8 * 1024 * 1024,
181                 .mask_flags     = MTD_WRITEABLE,
182         },
183         {
184                 .name           = "kernel",
185                 .offset         = MTDPART_OFS_APPEND,
186                 .size           = 8 * 1024 * 1024,
187         },
188         {
189                 .name           = "data",
190                 .offset         = MTDPART_OFS_APPEND,
191                 .size           = MTDPART_SIZ_FULL,
192         },
193 };
194
195 static struct physmap_flash_data nor_flash_data = {
196         .width          = 2,
197         .parts          = nor_flash_partitions,
198         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
199 };
200
201 static struct resource nor_flash_resources[] = {
202         [0]     = {
203                 .start  = 0x20000000, /* CS0 shadow instead of regular CS0 */
204                 .end    = 0x28000000 - 1, /* needed by USB MASK ROM boot */
205                 .flags  = IORESOURCE_MEM,
206         }
207 };
208
209 static struct platform_device nor_flash_device = {
210         .name           = "physmap-flash",
211         .dev            = {
212                 .platform_data  = &nor_flash_data,
213         },
214         .num_resources  = ARRAY_SIZE(nor_flash_resources),
215         .resource       = nor_flash_resources,
216 };
217
218 /* SMSC 9220 */
219 static struct resource smc911x_resources[] = {
220         {
221                 .start  = 0x14000000,
222                 .end    = 0x16000000 - 1,
223                 .flags  = IORESOURCE_MEM,
224         }, {
225                 .start  = evt2irq(0x02c0) /* IRQ6A */,
226                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
227         },
228 };
229
230 static struct smsc911x_platform_config smsc911x_info = {
231         .flags          = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
232         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
233         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
234 };
235
236 static struct platform_device smc911x_device = {
237         .name           = "smsc911x",
238         .id             = -1,
239         .num_resources  = ARRAY_SIZE(smc911x_resources),
240         .resource       = smc911x_resources,
241         .dev            = {
242                 .platform_data = &smsc911x_info,
243         },
244 };
245
246 /*
247  * The card detect pin of the top SD/MMC slot (CN7) is active low and is
248  * connected to GPIO A22 of SH7372 (GPIO_PORT41).
249  */
250 static int slot_cn7_get_cd(struct platform_device *pdev)
251 {
252         return !gpio_get_value(GPIO_PORT41);
253 }
254 /* MERAM */
255 static struct sh_mobile_meram_info meram_info = {
256         .addr_mode      = SH_MOBILE_MERAM_MODE1,
257 };
258
259 static struct resource meram_resources[] = {
260         [0] = {
261                 .name   = "MERAM",
262                 .start  = 0xe8000000,
263                 .end    = 0xe81fffff,
264                 .flags  = IORESOURCE_MEM,
265         },
266 };
267
268 static struct platform_device meram_device = {
269         .name           = "sh_mobile_meram",
270         .id             = 0,
271         .num_resources  = ARRAY_SIZE(meram_resources),
272         .resource       = meram_resources,
273         .dev            = {
274                 .platform_data = &meram_info,
275         },
276 };
277
278 /* SH_MMCIF */
279 static struct resource sh_mmcif_resources[] = {
280         [0] = {
281                 .name   = "MMCIF",
282                 .start  = 0xE6BD0000,
283                 .end    = 0xE6BD00FF,
284                 .flags  = IORESOURCE_MEM,
285         },
286         [1] = {
287                 /* MMC ERR */
288                 .start  = evt2irq(0x1ac0),
289                 .flags  = IORESOURCE_IRQ,
290         },
291         [2] = {
292                 /* MMC NOR */
293                 .start  = evt2irq(0x1ae0),
294                 .flags  = IORESOURCE_IRQ,
295         },
296 };
297
298 static struct sh_mmcif_dma sh_mmcif_dma = {
299         .chan_priv_rx   = {
300                 .slave_id       = SHDMA_SLAVE_MMCIF_RX,
301         },
302         .chan_priv_tx   = {
303                 .slave_id       = SHDMA_SLAVE_MMCIF_TX,
304         },
305 };
306
307 static struct sh_mmcif_plat_data sh_mmcif_plat = {
308         .sup_pclk       = 0,
309         .ocr            = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
310         .caps           = MMC_CAP_4_BIT_DATA |
311                           MMC_CAP_8_BIT_DATA |
312                           MMC_CAP_NEEDS_POLL,
313         .get_cd         = slot_cn7_get_cd,
314         .dma            = &sh_mmcif_dma,
315 };
316
317 static struct platform_device sh_mmcif_device = {
318         .name           = "sh_mmcif",
319         .id             = 0,
320         .dev            = {
321                 .dma_mask               = NULL,
322                 .coherent_dma_mask      = 0xffffffff,
323                 .platform_data          = &sh_mmcif_plat,
324         },
325         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
326         .resource       = sh_mmcif_resources,
327 };
328
329 /* SDHI0 */
330 static struct sh_mobile_sdhi_info sdhi0_info = {
331         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
332         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
333         .tmio_caps      = MMC_CAP_SDIO_IRQ,
334 };
335
336 static struct resource sdhi0_resources[] = {
337         [0] = {
338                 .name   = "SDHI0",
339                 .start  = 0xe6850000,
340                 .end    = 0xe68500ff,
341                 .flags  = IORESOURCE_MEM,
342         },
343         [1] = {
344                 .start  = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
345                 .flags  = IORESOURCE_IRQ,
346         },
347         [2] = {
348                 .start  = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
349                 .flags  = IORESOURCE_IRQ,
350         },
351         [3] = {
352                 .start  = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
353                 .flags  = IORESOURCE_IRQ,
354         },
355 };
356
357 static struct platform_device sdhi0_device = {
358         .name           = "sh_mobile_sdhi",
359         .num_resources  = ARRAY_SIZE(sdhi0_resources),
360         .resource       = sdhi0_resources,
361         .id             = 0,
362         .dev    = {
363                 .platform_data  = &sdhi0_info,
364         },
365 };
366
367 /* SDHI1 */
368 static struct sh_mobile_sdhi_info sdhi1_info = {
369         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
370         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
371         .tmio_ocr_mask  = MMC_VDD_165_195,
372         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE,
373         .tmio_caps      = MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ,
374         .get_cd         = slot_cn7_get_cd,
375 };
376
377 static struct resource sdhi1_resources[] = {
378         [0] = {
379                 .name   = "SDHI1",
380                 .start  = 0xe6860000,
381                 .end    = 0xe68600ff,
382                 .flags  = IORESOURCE_MEM,
383         },
384         [1] = {
385                 .start  = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
386                 .flags  = IORESOURCE_IRQ,
387         },
388         [2] = {
389                 .start  = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
390                 .flags  = IORESOURCE_IRQ,
391         },
392         [3] = {
393                 .start  = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
394                 .flags  = IORESOURCE_IRQ,
395         },
396 };
397
398 static struct platform_device sdhi1_device = {
399         .name           = "sh_mobile_sdhi",
400         .num_resources  = ARRAY_SIZE(sdhi1_resources),
401         .resource       = sdhi1_resources,
402         .id             = 1,
403         .dev    = {
404                 .platform_data  = &sdhi1_info,
405         },
406 };
407
408 /* USB1 */
409 static void usb1_host_port_power(int port, int power)
410 {
411         if (!power) /* only power-on supported for now */
412                 return;
413
414         /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
415         __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
416 }
417
418 static struct r8a66597_platdata usb1_host_data = {
419         .on_chip        = 1,
420         .port_power     = usb1_host_port_power,
421 };
422
423 static struct resource usb1_host_resources[] = {
424         [0] = {
425                 .name   = "USBHS",
426                 .start  = 0xE68B0000,
427                 .end    = 0xE68B00E6 - 1,
428                 .flags  = IORESOURCE_MEM,
429         },
430         [1] = {
431                 .start  = evt2irq(0x1ce0) /* USB1_USB1I0 */,
432                 .flags  = IORESOURCE_IRQ,
433         },
434 };
435
436 static struct platform_device usb1_host_device = {
437         .name   = "r8a66597_hcd",
438         .id     = 1,
439         .dev = {
440                 .dma_mask               = NULL,         /*  not use dma */
441                 .coherent_dma_mask      = 0xffffffff,
442                 .platform_data          = &usb1_host_data,
443         },
444         .num_resources  = ARRAY_SIZE(usb1_host_resources),
445         .resource       = usb1_host_resources,
446 };
447
448 static const struct fb_videomode ap4evb_lcdc_modes[] = {
449         {
450 #ifdef CONFIG_AP4EVB_QHD
451                 .name           = "R63302(QHD)",
452                 .xres           = 544,
453                 .yres           = 961,
454                 .left_margin    = 72,
455                 .right_margin   = 600,
456                 .hsync_len      = 16,
457                 .upper_margin   = 8,
458                 .lower_margin   = 8,
459                 .vsync_len      = 2,
460                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
461 #else
462                 .name           = "WVGA Panel",
463                 .xres           = 800,
464                 .yres           = 480,
465                 .left_margin    = 220,
466                 .right_margin   = 110,
467                 .hsync_len      = 70,
468                 .upper_margin   = 20,
469                 .lower_margin   = 5,
470                 .vsync_len      = 5,
471                 .sync           = 0,
472 #endif
473         },
474 };
475 static struct sh_mobile_meram_cfg lcd_meram_cfg = {
476         .icb[0] = {
477                 .marker_icb     = 28,
478                 .cache_icb      = 24,
479                 .meram_offset   = 0x0,
480                 .meram_size     = 0x40,
481         },
482         .icb[1] = {
483                 .marker_icb     = 29,
484                 .cache_icb      = 25,
485                 .meram_offset   = 0x40,
486                 .meram_size     = 0x40,
487         },
488 };
489
490 static struct sh_mobile_lcdc_info lcdc_info = {
491         .meram_dev = &meram_info,
492         .ch[0] = {
493                 .chan = LCDC_CHAN_MAINLCD,
494                 .fourcc = V4L2_PIX_FMT_RGB565,
495                 .lcd_cfg = ap4evb_lcdc_modes,
496                 .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
497                 .meram_cfg = &lcd_meram_cfg,
498         }
499 };
500
501 static struct resource lcdc_resources[] = {
502         [0] = {
503                 .name   = "LCDC",
504                 .start  = 0xfe940000, /* P4-only space */
505                 .end    = 0xfe943fff,
506                 .flags  = IORESOURCE_MEM,
507         },
508         [1] = {
509                 .start  = intcs_evt2irq(0x580),
510                 .flags  = IORESOURCE_IRQ,
511         },
512 };
513
514 static struct platform_device lcdc_device = {
515         .name           = "sh_mobile_lcdc_fb",
516         .num_resources  = ARRAY_SIZE(lcdc_resources),
517         .resource       = lcdc_resources,
518         .dev    = {
519                 .platform_data  = &lcdc_info,
520                 .coherent_dma_mask = ~0,
521         },
522 };
523
524 /*
525  * QHD display
526  */
527 #ifdef CONFIG_AP4EVB_QHD
528
529 /* KEYSC (Needs SW43 set to ON) */
530 static struct sh_keysc_info keysc_info = {
531         .mode           = SH_KEYSC_MODE_1,
532         .scan_timing    = 3,
533         .delay          = 2500,
534         .keycodes = {
535                 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
536                 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
537                 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
538                 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
539                 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
540         },
541 };
542
543 static struct resource keysc_resources[] = {
544         [0] = {
545                 .name   = "KEYSC",
546                 .start  = 0xe61b0000,
547                 .end    = 0xe61b0063,
548                 .flags  = IORESOURCE_MEM,
549         },
550         [1] = {
551                 .start  = evt2irq(0x0be0), /* KEYSC_KEY */
552                 .flags  = IORESOURCE_IRQ,
553         },
554 };
555
556 static struct platform_device keysc_device = {
557         .name           = "sh_keysc",
558         .id             = 0, /* "keysc0" clock */
559         .num_resources  = ARRAY_SIZE(keysc_resources),
560         .resource       = keysc_resources,
561         .dev    = {
562                 .platform_data  = &keysc_info,
563         },
564 };
565
566 /* MIPI-DSI */
567 #define PHYCTRL         0x0070
568 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
569                                  void __iomem *base,
570                                  int enable)
571 {
572         struct clk *pck = clk_get(&pdev->dev, "dsip_clk");
573         void __iomem *phy =  base + PHYCTRL;
574
575         if (IS_ERR(pck))
576                 return PTR_ERR(pck);
577
578         if (enable) {
579                 clk_set_rate(pck, clk_round_rate(pck, 24000000));
580                 iowrite32(ioread32(phy) | (0xb << 8), phy);
581                 clk_enable(pck);
582         } else {
583                 clk_disable(pck);
584         }
585
586         clk_put(pck);
587
588         return 0;
589 }
590
591 static struct resource mipidsi0_resources[] = {
592         [0] = {
593                 .start  = 0xffc60000,
594                 .end    = 0xffc63073,
595                 .flags  = IORESOURCE_MEM,
596         },
597         [1] = {
598                 .start  = 0xffc68000,
599                 .end    = 0xffc680ef,
600                 .flags  = IORESOURCE_MEM,
601         },
602 };
603
604 static struct sh_mipi_dsi_info mipidsi0_info = {
605         .data_format    = MIPI_RGB888,
606         .lcd_chan       = &lcdc_info.ch[0],
607         .lane           = 2,
608         .vsynw_offset   = 17,
609         .flags          = SH_MIPI_DSI_SYNC_PULSES_MODE |
610                           SH_MIPI_DSI_HSbyteCLK,
611         .set_dot_clock  = sh_mipi_set_dot_clock,
612 };
613
614 static struct platform_device mipidsi0_device = {
615         .name           = "sh-mipi-dsi",
616         .num_resources  = ARRAY_SIZE(mipidsi0_resources),
617         .resource       = mipidsi0_resources,
618         .id             = 0,
619         .dev    = {
620                 .platform_data  = &mipidsi0_info,
621         },
622 };
623
624 static struct platform_device *qhd_devices[] __initdata = {
625         &mipidsi0_device,
626         &keysc_device,
627 };
628 #endif /* CONFIG_AP4EVB_QHD */
629
630 /* FSI */
631 #define IRQ_FSI         evt2irq(0x1840)
632 static int __fsi_set_rate(struct clk *clk, long rate, int enable)
633 {
634         int ret = 0;
635
636         if (rate <= 0)
637                 return ret;
638
639         if (enable) {
640                 ret = clk_set_rate(clk, rate);
641                 if (0 == ret)
642                         ret = clk_enable(clk);
643         } else {
644                 clk_disable(clk);
645         }
646
647         return ret;
648 }
649
650 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
651 {
652         return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
653 }
654
655 static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
656 {
657         struct clk *fsia_ick;
658         struct clk *fsiack;
659         int ret = -EIO;
660
661         fsia_ick = clk_get(dev, "icka");
662         if (IS_ERR(fsia_ick))
663                 return PTR_ERR(fsia_ick);
664
665         /*
666          * FSIACK is connected to AK4642,
667          * and use external clock pin from it.
668          * it is parent of fsia_ick now.
669          */
670         fsiack = clk_get_parent(fsia_ick);
671         if (!fsiack)
672                 goto fsia_ick_out;
673
674         /*
675          * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
676          *
677          ** FIXME **
678          * Because the freq_table of external clk (fsiack) are all 0,
679          * the return value of clk_round_rate became 0.
680          * So, it use __fsi_set_rate here.
681          */
682         ret = __fsi_set_rate(fsiack, rate, enable);
683         if (ret < 0)
684                 goto fsiack_out;
685
686         ret = __fsi_set_round_rate(fsia_ick, rate, enable);
687         if ((ret < 0) && enable)
688                 __fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */
689
690 fsiack_out:
691         clk_put(fsiack);
692
693 fsia_ick_out:
694         clk_put(fsia_ick);
695
696         return 0;
697 }
698
699 static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
700 {
701         struct clk *fsib_clk;
702         struct clk *fdiv_clk = &sh7372_fsidivb_clk;
703         long fsib_rate = 0;
704         long fdiv_rate = 0;
705         int ackmd_bpfmd;
706         int ret;
707
708         switch (rate) {
709         case 44100:
710                 fsib_rate       = rate * 256;
711                 ackmd_bpfmd     = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
712                 break;
713         case 48000:
714                 fsib_rate       = 85428000; /* around 48kHz x 256 x 7 */
715                 fdiv_rate       = rate * 256;
716                 ackmd_bpfmd     = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
717                 break;
718         default:
719                 pr_err("unsupported rate in FSI2 port B\n");
720                 return -EINVAL;
721         }
722
723         /* FSI B setting */
724         fsib_clk = clk_get(dev, "ickb");
725         if (IS_ERR(fsib_clk))
726                 return -EIO;
727
728         ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
729         if (ret < 0)
730                 goto fsi_set_rate_end;
731
732         /* FSI DIV setting */
733         ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
734         if (ret < 0) {
735                 /* disable FSI B */
736                 if (enable)
737                         __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
738                 goto fsi_set_rate_end;
739         }
740
741         ret = ackmd_bpfmd;
742
743 fsi_set_rate_end:
744         clk_put(fsib_clk);
745         return ret;
746 }
747
748 static struct sh_fsi_platform_info fsi_info = {
749         .port_a = {
750                 .flags          = SH_FSI_BRS_INV,
751                 .set_rate       = fsi_ak4642_set_rate,
752         },
753         .port_b = {
754                 .flags          = SH_FSI_BRS_INV |
755                                   SH_FSI_BRM_INV |
756                                   SH_FSI_LRS_INV |
757                                   SH_FSI_FMT_SPDIF,
758                 .set_rate       = fsi_hdmi_set_rate,
759         },
760 };
761
762 static struct resource fsi_resources[] = {
763         [0] = {
764                 .name   = "FSI",
765                 .start  = 0xFE3C0000,
766                 .end    = 0xFE3C0400 - 1,
767                 .flags  = IORESOURCE_MEM,
768         },
769         [1] = {
770                 .start  = IRQ_FSI,
771                 .flags  = IORESOURCE_IRQ,
772         },
773 };
774
775 static struct platform_device fsi_device = {
776         .name           = "sh_fsi2",
777         .id             = -1,
778         .num_resources  = ARRAY_SIZE(fsi_resources),
779         .resource       = fsi_resources,
780         .dev    = {
781                 .platform_data  = &fsi_info,
782         },
783 };
784
785 static struct fsi_ak4642_info fsi2_ak4643_info = {
786         .name           = "AK4643",
787         .card           = "FSI2A-AK4643",
788         .cpu_dai        = "fsia-dai",
789         .codec          = "ak4642-codec.0-0013",
790         .platform       = "sh_fsi2",
791         .id             = FSI_PORT_A,
792 };
793
794 static struct platform_device fsi_ak4643_device = {
795         .name   = "fsi-ak4642-audio",
796         .dev    = {
797                 .platform_data  = &fsi_info,
798         },
799 };
800
801 static struct sh_mobile_meram_cfg hdmi_meram_cfg = {
802         .icb[0] = {
803                 .marker_icb     = 30,
804                 .cache_icb      = 26,
805                 .meram_offset   = 0x80,
806                 .meram_size     = 0x100,
807         },
808         .icb[1] = {
809                 .marker_icb     = 31,
810                 .cache_icb      = 27,
811                 .meram_offset   = 0x180,
812                 .meram_size     = 0x100,
813         },
814 };
815
816 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
817         .clock_source = LCDC_CLK_EXTERNAL,
818         .meram_dev = &meram_info,
819         .ch[0] = {
820                 .chan = LCDC_CHAN_MAINLCD,
821                 .fourcc = V4L2_PIX_FMT_RGB565,
822                 .interface_type = RGB24,
823                 .clock_divider = 1,
824                 .flags = LCDC_FLAGS_DWPOL,
825                 .meram_cfg = &hdmi_meram_cfg,
826         }
827 };
828
829 static struct resource lcdc1_resources[] = {
830         [0] = {
831                 .name   = "LCDC1",
832                 .start  = 0xfe944000,
833                 .end    = 0xfe947fff,
834                 .flags  = IORESOURCE_MEM,
835         },
836         [1] = {
837                 .start  = intcs_evt2irq(0x1780),
838                 .flags  = IORESOURCE_IRQ,
839         },
840 };
841
842 static struct platform_device lcdc1_device = {
843         .name           = "sh_mobile_lcdc_fb",
844         .num_resources  = ARRAY_SIZE(lcdc1_resources),
845         .resource       = lcdc1_resources,
846         .id             = 1,
847         .dev    = {
848                 .platform_data  = &sh_mobile_lcdc1_info,
849                 .coherent_dma_mask = ~0,
850         },
851 };
852
853 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
854                                 unsigned long *parent_freq);
855
856
857 static struct sh_mobile_hdmi_info hdmi_info = {
858         .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
859         .lcd_dev = &lcdc1_device.dev,
860         .flags = HDMI_SND_SRC_SPDIF,
861         .clk_optimize_parent = ap4evb_clk_optimize,
862 };
863
864 static struct resource hdmi_resources[] = {
865         [0] = {
866                 .name   = "HDMI",
867                 .start  = 0xe6be0000,
868                 .end    = 0xe6be00ff,
869                 .flags  = IORESOURCE_MEM,
870         },
871         [1] = {
872                 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
873                 .start  = evt2irq(0x17e0),
874                 .flags  = IORESOURCE_IRQ,
875         },
876 };
877
878 static struct platform_device hdmi_device = {
879         .name           = "sh-mobile-hdmi",
880         .num_resources  = ARRAY_SIZE(hdmi_resources),
881         .resource       = hdmi_resources,
882         .id             = -1,
883         .dev    = {
884                 .platform_data  = &hdmi_info,
885         },
886 };
887
888 static struct platform_device fsi_hdmi_device = {
889         .name           = "sh_fsi2_b_hdmi",
890 };
891
892 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
893                                 unsigned long *parent_freq)
894 {
895         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
896         long error;
897
898         if (IS_ERR(hdmi_ick)) {
899                 int ret = PTR_ERR(hdmi_ick);
900                 pr_err("Cannot get HDMI ICK: %d\n", ret);
901                 return ret;
902         }
903
904         error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);
905
906         clk_put(hdmi_ick);
907
908         return error;
909 }
910
911 static struct gpio_led ap4evb_leds[] = {
912         {
913                 .name                   = "led4",
914                 .gpio                   = GPIO_PORT185,
915                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
916         },
917         {
918                 .name                   = "led2",
919                 .gpio                   = GPIO_PORT186,
920                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
921         },
922         {
923                 .name                   = "led3",
924                 .gpio                   = GPIO_PORT187,
925                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
926         },
927         {
928                 .name                   = "led1",
929                 .gpio                   = GPIO_PORT188,
930                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
931         }
932 };
933
934 static struct gpio_led_platform_data ap4evb_leds_pdata = {
935         .num_leds = ARRAY_SIZE(ap4evb_leds),
936         .leds = ap4evb_leds,
937 };
938
939 static struct platform_device leds_device = {
940         .name = "leds-gpio",
941         .id = 0,
942         .dev = {
943                 .platform_data  = &ap4evb_leds_pdata,
944         },
945 };
946
947 static struct i2c_board_info imx074_info = {
948         I2C_BOARD_INFO("imx074", 0x1a),
949 };
950
951 static struct soc_camera_link imx074_link = {
952         .bus_id         = 0,
953         .board_info     = &imx074_info,
954         .i2c_adapter_id = 0,
955         .module_name    = "imx074",
956 };
957
958 static struct platform_device ap4evb_camera = {
959         .name   = "soc-camera-pdrv",
960         .id     = 0,
961         .dev    = {
962                 .platform_data = &imx074_link,
963         },
964 };
965
966 static struct sh_csi2_client_config csi2_clients[] = {
967         {
968                 .phy            = SH_CSI2_PHY_MAIN,
969                 .lanes          = 0,            /* default: 2 lanes */
970                 .channel        = 0,
971                 .pdev           = &ap4evb_camera,
972         },
973 };
974
975 static struct sh_csi2_pdata csi2_info = {
976         .type           = SH_CSI2C,
977         .clients        = csi2_clients,
978         .num_clients    = ARRAY_SIZE(csi2_clients),
979         .flags          = SH_CSI2_ECC | SH_CSI2_CRC,
980 };
981
982 static struct resource csi2_resources[] = {
983         [0] = {
984                 .name   = "CSI2",
985                 .start  = 0xffc90000,
986                 .end    = 0xffc90fff,
987                 .flags  = IORESOURCE_MEM,
988         },
989         [1] = {
990                 .start  = intcs_evt2irq(0x17a0),
991                 .flags  = IORESOURCE_IRQ,
992         },
993 };
994
995 static struct sh_mobile_ceu_companion csi2 = {
996         .id             = 0,
997         .num_resources  = ARRAY_SIZE(csi2_resources),
998         .resource       = csi2_resources,
999         .platform_data  = &csi2_info,
1000 };
1001
1002 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
1003         .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1004         .csi2 = &csi2,
1005 };
1006
1007 static struct resource ceu_resources[] = {
1008         [0] = {
1009                 .name   = "CEU",
1010                 .start  = 0xfe910000,
1011                 .end    = 0xfe91009f,
1012                 .flags  = IORESOURCE_MEM,
1013         },
1014         [1] = {
1015                 .start  = intcs_evt2irq(0x880),
1016                 .flags  = IORESOURCE_IRQ,
1017         },
1018         [2] = {
1019                 /* place holder for contiguous memory */
1020         },
1021 };
1022
1023 static struct platform_device ceu_device = {
1024         .name           = "sh_mobile_ceu",
1025         .id             = 0, /* "ceu0" clock */
1026         .num_resources  = ARRAY_SIZE(ceu_resources),
1027         .resource       = ceu_resources,
1028         .dev    = {
1029                 .platform_data          = &sh_mobile_ceu_info,
1030                 .coherent_dma_mask      = 0xffffffff,
1031         },
1032 };
1033
1034 static struct platform_device *ap4evb_devices[] __initdata = {
1035         &leds_device,
1036         &nor_flash_device,
1037         &smc911x_device,
1038         &sdhi0_device,
1039         &sdhi1_device,
1040         &usb1_host_device,
1041         &fsi_device,
1042         &fsi_ak4643_device,
1043         &fsi_hdmi_device,
1044         &sh_mmcif_device,
1045         &lcdc1_device,
1046         &lcdc_device,
1047         &hdmi_device,
1048         &ceu_device,
1049         &ap4evb_camera,
1050         &meram_device,
1051 };
1052
1053 static void __init hdmi_init_pm_clock(void)
1054 {
1055         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
1056         int ret;
1057         long rate;
1058
1059         if (IS_ERR(hdmi_ick)) {
1060                 ret = PTR_ERR(hdmi_ick);
1061                 pr_err("Cannot get HDMI ICK: %d\n", ret);
1062                 goto out;
1063         }
1064
1065         ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
1066         if (ret < 0) {
1067                 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
1068                 goto out;
1069         }
1070
1071         pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
1072
1073         rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
1074         if (rate < 0) {
1075                 pr_err("Cannot get suitable rate: %ld\n", rate);
1076                 ret = rate;
1077                 goto out;
1078         }
1079
1080         ret = clk_set_rate(&sh7372_pllc2_clk, rate);
1081         if (ret < 0) {
1082                 pr_err("Cannot set rate %ld: %d\n", rate, ret);
1083                 goto out;
1084         }
1085
1086         pr_debug("PLLC2 set frequency %lu\n", rate);
1087
1088         ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
1089         if (ret < 0)
1090                 pr_err("Cannot set HDMI parent: %d\n", ret);
1091
1092 out:
1093         if (!IS_ERR(hdmi_ick))
1094                 clk_put(hdmi_ick);
1095 }
1096
1097 static void __init fsi_init_pm_clock(void)
1098 {
1099         struct clk *fsia_ick;
1100         int ret;
1101
1102         fsia_ick = clk_get(&fsi_device.dev, "icka");
1103         if (IS_ERR(fsia_ick)) {
1104                 ret = PTR_ERR(fsia_ick);
1105                 pr_err("Cannot get FSI ICK: %d\n", ret);
1106                 return;
1107         }
1108
1109         ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
1110         if (ret < 0)
1111                 pr_err("Cannot set FSI-A parent: %d\n", ret);
1112
1113         clk_put(fsia_ick);
1114 }
1115
1116 /*
1117  * FIXME !!
1118  *
1119  * gpio_no_direction
1120  * are quick_hack.
1121  *
1122  * current gpio frame work doesn't have
1123  * the method to control only pull up/down/free.
1124  * this function should be replaced by correct gpio function
1125  */
1126 static void __init gpio_no_direction(u32 addr)
1127 {
1128         __raw_writeb(0x00, addr);
1129 }
1130
1131 /* TouchScreen */
1132 #ifdef CONFIG_AP4EVB_QHD
1133 # define GPIO_TSC_IRQ   GPIO_FN_IRQ28_123
1134 # define GPIO_TSC_PORT  GPIO_PORT123
1135 #else /* WVGA */
1136 # define GPIO_TSC_IRQ   GPIO_FN_IRQ7_40
1137 # define GPIO_TSC_PORT  GPIO_PORT40
1138 #endif
1139
1140 #define IRQ28   evt2irq(0x3380) /* IRQ28A */
1141 #define IRQ7    evt2irq(0x02e0) /* IRQ7A */
1142 static int ts_get_pendown_state(void)
1143 {
1144         int val;
1145
1146         gpio_free(GPIO_TSC_IRQ);
1147
1148         gpio_request(GPIO_TSC_PORT, NULL);
1149
1150         gpio_direction_input(GPIO_TSC_PORT);
1151
1152         val = gpio_get_value(GPIO_TSC_PORT);
1153
1154         gpio_request(GPIO_TSC_IRQ, NULL);
1155
1156         return !val;
1157 }
1158
1159 static int ts_init(void)
1160 {
1161         gpio_request(GPIO_TSC_IRQ, NULL);
1162
1163         return 0;
1164 }
1165
1166 static struct tsc2007_platform_data tsc2007_info = {
1167         .model                  = 2007,
1168         .x_plate_ohms           = 180,
1169         .get_pendown_state      = ts_get_pendown_state,
1170         .init_platform_hw       = ts_init,
1171 };
1172
1173 static struct i2c_board_info tsc_device = {
1174         I2C_BOARD_INFO("tsc2007", 0x48),
1175         .type           = "tsc2007",
1176         .platform_data  = &tsc2007_info,
1177         /*.irq is selected on ap4evb_init */
1178 };
1179
1180 /* I2C */
1181 static struct i2c_board_info i2c0_devices[] = {
1182         {
1183                 I2C_BOARD_INFO("ak4643", 0x13),
1184         },
1185 };
1186
1187 static struct i2c_board_info i2c1_devices[] = {
1188         {
1189                 I2C_BOARD_INFO("r2025sd", 0x32),
1190         },
1191 };
1192
1193 static struct map_desc ap4evb_io_desc[] __initdata = {
1194         /* create a 1:1 entity map for 0xe6xxxxxx
1195          * used by CPGA, INTC and PFC.
1196          */
1197         {
1198                 .virtual        = 0xe6000000,
1199                 .pfn            = __phys_to_pfn(0xe6000000),
1200                 .length         = 256 << 20,
1201                 .type           = MT_DEVICE_NONSHARED
1202         },
1203 };
1204
1205 static void __init ap4evb_map_io(void)
1206 {
1207         iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
1208
1209         /* setup early devices and console here as well */
1210         sh7372_add_early_devices();
1211         shmobile_setup_console();
1212 }
1213
1214 #define GPIO_PORT9CR    0xE6051009
1215 #define GPIO_PORT10CR   0xE605100A
1216 #define USCCR1          0xE6058144
1217 static void __init ap4evb_init(void)
1218 {
1219         u32 srcr4;
1220         struct clk *clk;
1221
1222         sh7372_pinmux_init();
1223
1224         /* enable SCIFA0 */
1225         gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1226         gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1227
1228         /* enable SMSC911X */
1229         gpio_request(GPIO_FN_CS5A,      NULL);
1230         gpio_request(GPIO_FN_IRQ6_39,   NULL);
1231
1232         /* enable Debug switch (S6) */
1233         gpio_request(GPIO_PORT32, NULL);
1234         gpio_request(GPIO_PORT33, NULL);
1235         gpio_request(GPIO_PORT34, NULL);
1236         gpio_request(GPIO_PORT35, NULL);
1237         gpio_direction_input(GPIO_PORT32);
1238         gpio_direction_input(GPIO_PORT33);
1239         gpio_direction_input(GPIO_PORT34);
1240         gpio_direction_input(GPIO_PORT35);
1241         gpio_export(GPIO_PORT32, 0);
1242         gpio_export(GPIO_PORT33, 0);
1243         gpio_export(GPIO_PORT34, 0);
1244         gpio_export(GPIO_PORT35, 0);
1245
1246         /* SDHI0 */
1247         gpio_request(GPIO_FN_SDHICD0, NULL);
1248         gpio_request(GPIO_FN_SDHIWP0, NULL);
1249         gpio_request(GPIO_FN_SDHICMD0, NULL);
1250         gpio_request(GPIO_FN_SDHICLK0, NULL);
1251         gpio_request(GPIO_FN_SDHID0_3, NULL);
1252         gpio_request(GPIO_FN_SDHID0_2, NULL);
1253         gpio_request(GPIO_FN_SDHID0_1, NULL);
1254         gpio_request(GPIO_FN_SDHID0_0, NULL);
1255
1256         /* SDHI1 */
1257         gpio_request(GPIO_FN_SDHICMD1, NULL);
1258         gpio_request(GPIO_FN_SDHICLK1, NULL);
1259         gpio_request(GPIO_FN_SDHID1_3, NULL);
1260         gpio_request(GPIO_FN_SDHID1_2, NULL);
1261         gpio_request(GPIO_FN_SDHID1_1, NULL);
1262         gpio_request(GPIO_FN_SDHID1_0, NULL);
1263
1264         /* MMCIF */
1265         gpio_request(GPIO_FN_MMCD0_0, NULL);
1266         gpio_request(GPIO_FN_MMCD0_1, NULL);
1267         gpio_request(GPIO_FN_MMCD0_2, NULL);
1268         gpio_request(GPIO_FN_MMCD0_3, NULL);
1269         gpio_request(GPIO_FN_MMCD0_4, NULL);
1270         gpio_request(GPIO_FN_MMCD0_5, NULL);
1271         gpio_request(GPIO_FN_MMCD0_6, NULL);
1272         gpio_request(GPIO_FN_MMCD0_7, NULL);
1273         gpio_request(GPIO_FN_MMCCMD0, NULL);
1274         gpio_request(GPIO_FN_MMCCLK0, NULL);
1275
1276         /* USB enable */
1277         gpio_request(GPIO_FN_VBUS0_1,    NULL);
1278         gpio_request(GPIO_FN_IDIN_1_18,  NULL);
1279         gpio_request(GPIO_FN_PWEN_1_115, NULL);
1280         gpio_request(GPIO_FN_OVCN_1_114, NULL);
1281         gpio_request(GPIO_FN_EXTLP_1,    NULL);
1282         gpio_request(GPIO_FN_OVCN2_1,    NULL);
1283
1284         /* setup USB phy */
1285         __raw_writew(0x8a0a, 0xE6058130);       /* USBCR4 */
1286
1287         /* enable FSI2 port A (ak4643) */
1288         gpio_request(GPIO_FN_FSIAIBT,   NULL);
1289         gpio_request(GPIO_FN_FSIAILR,   NULL);
1290         gpio_request(GPIO_FN_FSIAISLD,  NULL);
1291         gpio_request(GPIO_FN_FSIAOSLD,  NULL);
1292         gpio_request(GPIO_PORT161,      NULL);
1293         gpio_direction_output(GPIO_PORT161, 0); /* slave */
1294
1295         gpio_request(GPIO_PORT9, NULL);
1296         gpio_request(GPIO_PORT10, NULL);
1297         gpio_no_direction(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
1298         gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1299
1300         /* card detect pin for MMC slot (CN7) */
1301         gpio_request(GPIO_PORT41, NULL);
1302         gpio_direction_input(GPIO_PORT41);
1303
1304         /* setup FSI2 port B (HDMI) */
1305         gpio_request(GPIO_FN_FSIBCK, NULL);
1306         __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1307
1308         /* set SPU2 clock to 119.6 MHz */
1309         clk = clk_get(NULL, "spu_clk");
1310         if (!IS_ERR(clk)) {
1311                 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1312                 clk_put(clk);
1313         }
1314
1315         /*
1316          * set irq priority, to avoid sound chopping
1317          * when NFS rootfs is used
1318          *  FSI(3) > SMSC911X(2)
1319          */
1320         intc_set_priority(IRQ_FSI, 3);
1321
1322         i2c_register_board_info(0, i2c0_devices,
1323                                 ARRAY_SIZE(i2c0_devices));
1324
1325         i2c_register_board_info(1, i2c1_devices,
1326                                 ARRAY_SIZE(i2c1_devices));
1327
1328 #ifdef CONFIG_AP4EVB_QHD
1329
1330         /*
1331          * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1332          * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1333          */
1334
1335         /* enable KEYSC */
1336         gpio_request(GPIO_FN_KEYOUT0, NULL);
1337         gpio_request(GPIO_FN_KEYOUT1, NULL);
1338         gpio_request(GPIO_FN_KEYOUT2, NULL);
1339         gpio_request(GPIO_FN_KEYOUT3, NULL);
1340         gpio_request(GPIO_FN_KEYOUT4, NULL);
1341         gpio_request(GPIO_FN_KEYIN0_136, NULL);
1342         gpio_request(GPIO_FN_KEYIN1_135, NULL);
1343         gpio_request(GPIO_FN_KEYIN2_134, NULL);
1344         gpio_request(GPIO_FN_KEYIN3_133, NULL);
1345         gpio_request(GPIO_FN_KEYIN4,     NULL);
1346
1347         /* enable TouchScreen */
1348         irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1349
1350         tsc_device.irq = IRQ28;
1351         i2c_register_board_info(1, &tsc_device, 1);
1352
1353         /* LCDC0 */
1354         lcdc_info.clock_source                  = LCDC_CLK_PERIPHERAL;
1355         lcdc_info.ch[0].interface_type          = RGB24;
1356         lcdc_info.ch[0].clock_divider           = 1;
1357         lcdc_info.ch[0].flags                   = LCDC_FLAGS_DWPOL;
1358         lcdc_info.ch[0].lcd_size_cfg.width      = 44;
1359         lcdc_info.ch[0].lcd_size_cfg.height     = 79;
1360
1361         platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1362
1363 #else
1364         /*
1365          * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1366          * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1367          */
1368
1369         gpio_request(GPIO_FN_LCDD17,   NULL);
1370         gpio_request(GPIO_FN_LCDD16,   NULL);
1371         gpio_request(GPIO_FN_LCDD15,   NULL);
1372         gpio_request(GPIO_FN_LCDD14,   NULL);
1373         gpio_request(GPIO_FN_LCDD13,   NULL);
1374         gpio_request(GPIO_FN_LCDD12,   NULL);
1375         gpio_request(GPIO_FN_LCDD11,   NULL);
1376         gpio_request(GPIO_FN_LCDD10,   NULL);
1377         gpio_request(GPIO_FN_LCDD9,    NULL);
1378         gpio_request(GPIO_FN_LCDD8,    NULL);
1379         gpio_request(GPIO_FN_LCDD7,    NULL);
1380         gpio_request(GPIO_FN_LCDD6,    NULL);
1381         gpio_request(GPIO_FN_LCDD5,    NULL);
1382         gpio_request(GPIO_FN_LCDD4,    NULL);
1383         gpio_request(GPIO_FN_LCDD3,    NULL);
1384         gpio_request(GPIO_FN_LCDD2,    NULL);
1385         gpio_request(GPIO_FN_LCDD1,    NULL);
1386         gpio_request(GPIO_FN_LCDD0,    NULL);
1387         gpio_request(GPIO_FN_LCDDISP,  NULL);
1388         gpio_request(GPIO_FN_LCDDCK,   NULL);
1389
1390         gpio_request(GPIO_PORT189, NULL); /* backlight */
1391         gpio_direction_output(GPIO_PORT189, 1);
1392
1393         gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1394         gpio_direction_output(GPIO_PORT151, 1);
1395
1396         lcdc_info.clock_source                  = LCDC_CLK_BUS;
1397         lcdc_info.ch[0].interface_type          = RGB18;
1398         lcdc_info.ch[0].clock_divider           = 3;
1399         lcdc_info.ch[0].flags                   = 0;
1400         lcdc_info.ch[0].lcd_size_cfg.width      = 152;
1401         lcdc_info.ch[0].lcd_size_cfg.height     = 91;
1402
1403         /* enable TouchScreen */
1404         irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1405
1406         tsc_device.irq = IRQ7;
1407         i2c_register_board_info(0, &tsc_device, 1);
1408 #endif /* CONFIG_AP4EVB_QHD */
1409
1410         /* CEU */
1411
1412         /*
1413          * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1414          * becomes available
1415          */
1416
1417         /* MIPI-CSI stuff */
1418         gpio_request(GPIO_FN_VIO_CKO, NULL);
1419
1420         clk = clk_get(NULL, "vck1_clk");
1421         if (!IS_ERR(clk)) {
1422                 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1423                 clk_enable(clk);
1424                 clk_put(clk);
1425         }
1426
1427         sh7372_add_standard_devices();
1428
1429         /* HDMI */
1430         gpio_request(GPIO_FN_HDMI_HPD, NULL);
1431         gpio_request(GPIO_FN_HDMI_CEC, NULL);
1432
1433         /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1434 #define SRCR4 0xe61580bc
1435         srcr4 = __raw_readl(SRCR4);
1436         __raw_writel(srcr4 | (1 << 13), SRCR4);
1437         udelay(50);
1438         __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1439
1440         platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1441
1442         sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc1_device);
1443         sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc_device);
1444         sh7372_add_device_to_domain(&sh7372_a4mp, &fsi_device);
1445
1446         sh7372_add_device_to_domain(&sh7372_a3sp, &sh_mmcif_device);
1447         sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi0_device);
1448         sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi1_device);
1449         sh7372_add_device_to_domain(&sh7372_a4r, &ceu_device);
1450
1451         hdmi_init_pm_clock();
1452         fsi_init_pm_clock();
1453         sh7372_pm_init();
1454         pm_clk_add(&fsi_device.dev, "spu2");
1455         pm_clk_add(&lcdc1_device.dev, "hdmi");
1456 }
1457
1458 static void __init ap4evb_timer_init(void)
1459 {
1460         sh7372_clock_init();
1461         shmobile_timer.init();
1462
1463         /* External clock source */
1464         clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1465 }
1466
1467 static struct sys_timer ap4evb_timer = {
1468         .init           = ap4evb_timer_init,
1469 };
1470
1471 MACHINE_START(AP4EVB, "ap4evb")
1472         .map_io         = ap4evb_map_io,
1473         .init_irq       = sh7372_init_irq,
1474         .handle_irq     = shmobile_handle_irq_intc,
1475         .init_machine   = ap4evb_init,
1476         .timer          = &ap4evb_timer,
1477 MACHINE_END