Merge tag 'timer' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
[linux-3.10.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/setup.h>
65
66 /*
67  * Address      Interface               BusWidth        note
68  * ------------------------------------------------------------------
69  * 0x0000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = ON
70  * 0x0800_0000  user area               -
71  * 0x1000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = OFF
72  * 0x1400_0000  Ether (LAN9220)         16bit
73  * 0x1600_0000  user area               -               cannot use with NAND
74  * 0x1800_0000  user area               -
75  * 0x1A00_0000  -
76  * 0x4000_0000  LPDDR2-SDRAM (POP)      32bit
77  */
78
79 /*
80  * NOR Flash ROM
81  *
82  *  SW1  |     SW2    | SW7  | NOR Flash ROM
83  *  bit1 | bit1  bit2 | bit1 | Memory allocation
84  * ------+------------+------+------------------
85  *  OFF  | ON     OFF | ON   |    Area 0
86  *  OFF  | ON     OFF | OFF  |    Area 4
87  */
88
89 /*
90  * NAND Flash ROM
91  *
92  *  SW1  |     SW2    | SW7  | NAND Flash ROM
93  *  bit1 | bit1  bit2 | bit2 | Memory allocation
94  * ------+------------+------+------------------
95  *  OFF  | ON     OFF | ON   |    FCE 0
96  *  OFF  | ON     OFF | OFF  |    FCE 1
97  */
98
99 /*
100  * SMSC 9220
101  *
102  *  SW1         SMSC 9220
103  * -----------------------
104  *  ON          access disable
105  *  OFF         access enable
106  */
107
108 /*
109  * LCD / IRQ / KEYSC / IrDA
110  *
111  * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
112  * LCD = 2nd LCDC (WVGA)
113  *
114  *              |               SW43                    |
115  * SW3          |       ON              |       OFF     |
116  * -------------+-----------------------+---------------+
117  * ON           | KEY / IrDA            | LCD           |
118  * OFF          | KEY / IrDA / IRQ      | IRQ           |
119  *
120  *
121  * QHD / WVGA display
122  *
123  * You can choice display type on menuconfig.
124  * Then, check above dip-switch.
125  */
126
127 /*
128  * USB
129  *
130  * J7 : 1-2  MAX3355E VBUS
131  *      2-3  DC 5.0V
132  *
133  * S39: bit2: off
134  */
135
136 /*
137  * FSI/FSMI
138  *
139  * SW41 :  ON : SH-Mobile AP4 Audio Mode
140  *      : OFF : Bluetooth Audio Mode
141  */
142
143 /*
144  * MMC0/SDHI1 (CN7)
145  *
146  * J22 : select card voltage
147  *       1-2 pin : 1.8v
148  *       2-3 pin : 3.3v
149  *
150  *        SW1  |             SW33
151  *             | bit1 | bit2 | bit3 | bit4
152  * ------------+------+------+------+-------
153  * MMC0   OFF  |  OFF |  ON  |  ON  |  X
154  * SDHI1  OFF  |  ON  |   X  |  OFF | ON
155  *
156  * voltage lebel
157  * CN7 : 1.8v
158  * CN12: 3.3v
159  */
160
161 /* MTD */
162 static struct mtd_partition nor_flash_partitions[] = {
163         {
164                 .name           = "loader",
165                 .offset         = 0x00000000,
166                 .size           = 512 * 1024,
167                 .mask_flags     = MTD_WRITEABLE,
168         },
169         {
170                 .name           = "bootenv",
171                 .offset         = MTDPART_OFS_APPEND,
172                 .size           = 512 * 1024,
173                 .mask_flags     = MTD_WRITEABLE,
174         },
175         {
176                 .name           = "kernel_ro",
177                 .offset         = MTDPART_OFS_APPEND,
178                 .size           = 8 * 1024 * 1024,
179                 .mask_flags     = MTD_WRITEABLE,
180         },
181         {
182                 .name           = "kernel",
183                 .offset         = MTDPART_OFS_APPEND,
184                 .size           = 8 * 1024 * 1024,
185         },
186         {
187                 .name           = "data",
188                 .offset         = MTDPART_OFS_APPEND,
189                 .size           = MTDPART_SIZ_FULL,
190         },
191 };
192
193 static struct physmap_flash_data nor_flash_data = {
194         .width          = 2,
195         .parts          = nor_flash_partitions,
196         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
197 };
198
199 static struct resource nor_flash_resources[] = {
200         [0]     = {
201                 .start  = 0x20000000, /* CS0 shadow instead of regular CS0 */
202                 .end    = 0x28000000 - 1, /* needed by USB MASK ROM boot */
203                 .flags  = IORESOURCE_MEM,
204         }
205 };
206
207 static struct platform_device nor_flash_device = {
208         .name           = "physmap-flash",
209         .dev            = {
210                 .platform_data  = &nor_flash_data,
211         },
212         .num_resources  = ARRAY_SIZE(nor_flash_resources),
213         .resource       = nor_flash_resources,
214 };
215
216 /* SMSC 9220 */
217 static struct resource smc911x_resources[] = {
218         {
219                 .start  = 0x14000000,
220                 .end    = 0x16000000 - 1,
221                 .flags  = IORESOURCE_MEM,
222         }, {
223                 .start  = evt2irq(0x02c0) /* IRQ6A */,
224                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
225         },
226 };
227
228 static struct smsc911x_platform_config smsc911x_info = {
229         .flags          = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
230         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
231         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
232 };
233
234 static struct platform_device smc911x_device = {
235         .name           = "smsc911x",
236         .id             = -1,
237         .num_resources  = ARRAY_SIZE(smc911x_resources),
238         .resource       = smc911x_resources,
239         .dev            = {
240                 .platform_data = &smsc911x_info,
241         },
242 };
243
244 /*
245  * The card detect pin of the top SD/MMC slot (CN7) is active low and is
246  * connected to GPIO A22 of SH7372 (GPIO_PORT41).
247  */
248 static int slot_cn7_get_cd(struct platform_device *pdev)
249 {
250         return !gpio_get_value(GPIO_PORT41);
251 }
252 /* MERAM */
253 static struct sh_mobile_meram_info meram_info = {
254         .addr_mode      = SH_MOBILE_MERAM_MODE1,
255 };
256
257 static struct resource meram_resources[] = {
258         [0] = {
259                 .name   = "regs",
260                 .start  = 0xe8000000,
261                 .end    = 0xe807ffff,
262                 .flags  = IORESOURCE_MEM,
263         },
264         [1] = {
265                 .name   = "meram",
266                 .start  = 0xe8080000,
267                 .end    = 0xe81fffff,
268                 .flags  = IORESOURCE_MEM,
269         },
270 };
271
272 static struct platform_device meram_device = {
273         .name           = "sh_mobile_meram",
274         .id             = 0,
275         .num_resources  = ARRAY_SIZE(meram_resources),
276         .resource       = meram_resources,
277         .dev            = {
278                 .platform_data = &meram_info,
279         },
280 };
281
282 /* SH_MMCIF */
283 static struct resource sh_mmcif_resources[] = {
284         [0] = {
285                 .name   = "MMCIF",
286                 .start  = 0xE6BD0000,
287                 .end    = 0xE6BD00FF,
288                 .flags  = IORESOURCE_MEM,
289         },
290         [1] = {
291                 /* MMC ERR */
292                 .start  = evt2irq(0x1ac0),
293                 .flags  = IORESOURCE_IRQ,
294         },
295         [2] = {
296                 /* MMC NOR */
297                 .start  = evt2irq(0x1ae0),
298                 .flags  = IORESOURCE_IRQ,
299         },
300 };
301
302 static struct sh_mmcif_plat_data sh_mmcif_plat = {
303         .sup_pclk       = 0,
304         .ocr            = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
305         .caps           = MMC_CAP_4_BIT_DATA |
306                           MMC_CAP_8_BIT_DATA |
307                           MMC_CAP_NEEDS_POLL,
308         .get_cd         = slot_cn7_get_cd,
309         .slave_id_tx    = SHDMA_SLAVE_MMCIF_TX,
310         .slave_id_rx    = SHDMA_SLAVE_MMCIF_RX,
311 };
312
313 static struct platform_device sh_mmcif_device = {
314         .name           = "sh_mmcif",
315         .id             = 0,
316         .dev            = {
317                 .dma_mask               = NULL,
318                 .coherent_dma_mask      = 0xffffffff,
319                 .platform_data          = &sh_mmcif_plat,
320         },
321         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
322         .resource       = sh_mmcif_resources,
323 };
324
325 /* SDHI0 */
326 static struct sh_mobile_sdhi_info sdhi0_info = {
327         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
328         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
329         .tmio_caps      = MMC_CAP_SDIO_IRQ,
330 };
331
332 static struct resource sdhi0_resources[] = {
333         [0] = {
334                 .name   = "SDHI0",
335                 .start  = 0xe6850000,
336                 .end    = 0xe68500ff,
337                 .flags  = IORESOURCE_MEM,
338         },
339         [1] = {
340                 .start  = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
341                 .flags  = IORESOURCE_IRQ,
342         },
343         [2] = {
344                 .start  = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
345                 .flags  = IORESOURCE_IRQ,
346         },
347         [3] = {
348                 .start  = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
349                 .flags  = IORESOURCE_IRQ,
350         },
351 };
352
353 static struct platform_device sdhi0_device = {
354         .name           = "sh_mobile_sdhi",
355         .num_resources  = ARRAY_SIZE(sdhi0_resources),
356         .resource       = sdhi0_resources,
357         .id             = 0,
358         .dev    = {
359                 .platform_data  = &sdhi0_info,
360         },
361 };
362
363 /* SDHI1 */
364 static struct sh_mobile_sdhi_info sdhi1_info = {
365         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
366         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
367         .tmio_ocr_mask  = MMC_VDD_165_195,
368         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE,
369         .tmio_caps      = MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ,
370         .get_cd         = slot_cn7_get_cd,
371 };
372
373 static struct resource sdhi1_resources[] = {
374         [0] = {
375                 .name   = "SDHI1",
376                 .start  = 0xe6860000,
377                 .end    = 0xe68600ff,
378                 .flags  = IORESOURCE_MEM,
379         },
380         [1] = {
381                 .start  = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
382                 .flags  = IORESOURCE_IRQ,
383         },
384         [2] = {
385                 .start  = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
386                 .flags  = IORESOURCE_IRQ,
387         },
388         [3] = {
389                 .start  = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
390                 .flags  = IORESOURCE_IRQ,
391         },
392 };
393
394 static struct platform_device sdhi1_device = {
395         .name           = "sh_mobile_sdhi",
396         .num_resources  = ARRAY_SIZE(sdhi1_resources),
397         .resource       = sdhi1_resources,
398         .id             = 1,
399         .dev    = {
400                 .platform_data  = &sdhi1_info,
401         },
402 };
403
404 /* USB1 */
405 static void usb1_host_port_power(int port, int power)
406 {
407         if (!power) /* only power-on supported for now */
408                 return;
409
410         /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
411         __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
412 }
413
414 static struct r8a66597_platdata usb1_host_data = {
415         .on_chip        = 1,
416         .port_power     = usb1_host_port_power,
417 };
418
419 static struct resource usb1_host_resources[] = {
420         [0] = {
421                 .name   = "USBHS",
422                 .start  = 0xE68B0000,
423                 .end    = 0xE68B00E6 - 1,
424                 .flags  = IORESOURCE_MEM,
425         },
426         [1] = {
427                 .start  = evt2irq(0x1ce0) /* USB1_USB1I0 */,
428                 .flags  = IORESOURCE_IRQ,
429         },
430 };
431
432 static struct platform_device usb1_host_device = {
433         .name   = "r8a66597_hcd",
434         .id     = 1,
435         .dev = {
436                 .dma_mask               = NULL,         /*  not use dma */
437                 .coherent_dma_mask      = 0xffffffff,
438                 .platform_data          = &usb1_host_data,
439         },
440         .num_resources  = ARRAY_SIZE(usb1_host_resources),
441         .resource       = usb1_host_resources,
442 };
443
444 /*
445  * QHD display
446  */
447 #ifdef CONFIG_AP4EVB_QHD
448
449 /* KEYSC (Needs SW43 set to ON) */
450 static struct sh_keysc_info keysc_info = {
451         .mode           = SH_KEYSC_MODE_1,
452         .scan_timing    = 3,
453         .delay          = 2500,
454         .keycodes = {
455                 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
456                 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
457                 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
458                 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
459                 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
460         },
461 };
462
463 static struct resource keysc_resources[] = {
464         [0] = {
465                 .name   = "KEYSC",
466                 .start  = 0xe61b0000,
467                 .end    = 0xe61b0063,
468                 .flags  = IORESOURCE_MEM,
469         },
470         [1] = {
471                 .start  = evt2irq(0x0be0), /* KEYSC_KEY */
472                 .flags  = IORESOURCE_IRQ,
473         },
474 };
475
476 static struct platform_device keysc_device = {
477         .name           = "sh_keysc",
478         .id             = 0, /* "keysc0" clock */
479         .num_resources  = ARRAY_SIZE(keysc_resources),
480         .resource       = keysc_resources,
481         .dev    = {
482                 .platform_data  = &keysc_info,
483         },
484 };
485
486 /* MIPI-DSI */
487 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
488                                  void __iomem *base,
489                                  int enable)
490 {
491         struct clk *pck = clk_get(&pdev->dev, "dsip_clk");
492
493         if (IS_ERR(pck))
494                 return PTR_ERR(pck);
495
496         if (enable) {
497                 /*
498                  * DSIPCLK      = 24MHz
499                  * D-PHY        = DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl)
500                  * HsByteCLK    = D-PHY/8 = 39MHz
501                  *
502                  *  X * Y * FPS =
503                  * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz
504                  */
505                 clk_set_rate(pck, clk_round_rate(pck, 24000000));
506                 clk_enable(pck);
507         } else {
508                 clk_disable(pck);
509         }
510
511         clk_put(pck);
512
513         return 0;
514 }
515
516 static struct resource mipidsi0_resources[] = {
517         [0] = {
518                 .start  = 0xffc60000,
519                 .end    = 0xffc63073,
520                 .flags  = IORESOURCE_MEM,
521         },
522         [1] = {
523                 .start  = 0xffc68000,
524                 .end    = 0xffc680ef,
525                 .flags  = IORESOURCE_MEM,
526         },
527 };
528
529 static struct sh_mobile_lcdc_info lcdc_info;
530
531 static struct sh_mipi_dsi_info mipidsi0_info = {
532         .data_format    = MIPI_RGB888,
533         .lcd_chan       = &lcdc_info.ch[0],
534         .lane           = 2,
535         .vsynw_offset   = 17,
536         .phyctrl        = 0x6 << 8,
537         .flags          = SH_MIPI_DSI_SYNC_PULSES_MODE |
538                           SH_MIPI_DSI_HSbyteCLK,
539         .set_dot_clock  = sh_mipi_set_dot_clock,
540 };
541
542 static struct platform_device mipidsi0_device = {
543         .name           = "sh-mipi-dsi",
544         .num_resources  = ARRAY_SIZE(mipidsi0_resources),
545         .resource       = mipidsi0_resources,
546         .id             = 0,
547         .dev    = {
548                 .platform_data  = &mipidsi0_info,
549         },
550 };
551
552 static struct platform_device *qhd_devices[] __initdata = {
553         &mipidsi0_device,
554         &keysc_device,
555 };
556 #endif /* CONFIG_AP4EVB_QHD */
557
558 /* LCDC0 */
559 static const struct fb_videomode ap4evb_lcdc_modes[] = {
560         {
561 #ifdef CONFIG_AP4EVB_QHD
562                 .name           = "R63302(QHD)",
563                 .xres           = 544,
564                 .yres           = 961,
565                 .left_margin    = 72,
566                 .right_margin   = 600,
567                 .hsync_len      = 16,
568                 .upper_margin   = 8,
569                 .lower_margin   = 8,
570                 .vsync_len      = 2,
571                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
572 #else
573                 .name           = "WVGA Panel",
574                 .xres           = 800,
575                 .yres           = 480,
576                 .left_margin    = 220,
577                 .right_margin   = 110,
578                 .hsync_len      = 70,
579                 .upper_margin   = 20,
580                 .lower_margin   = 5,
581                 .vsync_len      = 5,
582                 .sync           = 0,
583 #endif
584         },
585 };
586
587 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
588         .icb[0] = {
589                 .meram_size     = 0x40,
590         },
591         .icb[1] = {
592                 .meram_size     = 0x40,
593         },
594 };
595
596 static struct sh_mobile_lcdc_info lcdc_info = {
597         .meram_dev = &meram_info,
598         .ch[0] = {
599                 .chan = LCDC_CHAN_MAINLCD,
600                 .fourcc = V4L2_PIX_FMT_RGB565,
601                 .lcd_modes = ap4evb_lcdc_modes,
602                 .num_modes = ARRAY_SIZE(ap4evb_lcdc_modes),
603                 .meram_cfg = &lcd_meram_cfg,
604 #ifdef CONFIG_AP4EVB_QHD
605                 .tx_dev = &mipidsi0_device,
606 #endif
607         }
608 };
609
610 static struct resource lcdc_resources[] = {
611         [0] = {
612                 .name   = "LCDC",
613                 .start  = 0xfe940000, /* P4-only space */
614                 .end    = 0xfe943fff,
615                 .flags  = IORESOURCE_MEM,
616         },
617         [1] = {
618                 .start  = intcs_evt2irq(0x580),
619                 .flags  = IORESOURCE_IRQ,
620         },
621 };
622
623 static struct platform_device lcdc_device = {
624         .name           = "sh_mobile_lcdc_fb",
625         .num_resources  = ARRAY_SIZE(lcdc_resources),
626         .resource       = lcdc_resources,
627         .dev    = {
628                 .platform_data  = &lcdc_info,
629                 .coherent_dma_mask = ~0,
630         },
631 };
632
633 /* FSI */
634 #define IRQ_FSI         evt2irq(0x1840)
635 static int __fsi_set_rate(struct clk *clk, long rate, int enable)
636 {
637         int ret = 0;
638
639         if (rate <= 0)
640                 return ret;
641
642         if (enable) {
643                 ret = clk_set_rate(clk, rate);
644                 if (0 == ret)
645                         ret = clk_enable(clk);
646         } else {
647                 clk_disable(clk);
648         }
649
650         return ret;
651 }
652
653 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
654 {
655         return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
656 }
657
658 static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
659 {
660         struct clk *fsia_ick;
661         struct clk *fsiack;
662         int ret = -EIO;
663
664         fsia_ick = clk_get(dev, "icka");
665         if (IS_ERR(fsia_ick))
666                 return PTR_ERR(fsia_ick);
667
668         /*
669          * FSIACK is connected to AK4642,
670          * and use external clock pin from it.
671          * it is parent of fsia_ick now.
672          */
673         fsiack = clk_get_parent(fsia_ick);
674         if (!fsiack)
675                 goto fsia_ick_out;
676
677         /*
678          * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
679          *
680          ** FIXME **
681          * Because the freq_table of external clk (fsiack) are all 0,
682          * the return value of clk_round_rate became 0.
683          * So, it use __fsi_set_rate here.
684          */
685         ret = __fsi_set_rate(fsiack, rate, enable);
686         if (ret < 0)
687                 goto fsiack_out;
688
689         ret = __fsi_set_round_rate(fsia_ick, rate, enable);
690         if ((ret < 0) && enable)
691                 __fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */
692
693 fsiack_out:
694         clk_put(fsiack);
695
696 fsia_ick_out:
697         clk_put(fsia_ick);
698
699         return 0;
700 }
701
702 static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
703 {
704         struct clk *fsib_clk;
705         struct clk *fdiv_clk = &sh7372_fsidivb_clk;
706         long fsib_rate = 0;
707         long fdiv_rate = 0;
708         int ackmd_bpfmd;
709         int ret;
710
711         switch (rate) {
712         case 44100:
713                 fsib_rate       = rate * 256;
714                 ackmd_bpfmd     = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
715                 break;
716         case 48000:
717                 fsib_rate       = 85428000; /* around 48kHz x 256 x 7 */
718                 fdiv_rate       = rate * 256;
719                 ackmd_bpfmd     = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
720                 break;
721         default:
722                 pr_err("unsupported rate in FSI2 port B\n");
723                 return -EINVAL;
724         }
725
726         /* FSI B setting */
727         fsib_clk = clk_get(dev, "ickb");
728         if (IS_ERR(fsib_clk))
729                 return -EIO;
730
731         ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
732         if (ret < 0)
733                 goto fsi_set_rate_end;
734
735         /* FSI DIV setting */
736         ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
737         if (ret < 0) {
738                 /* disable FSI B */
739                 if (enable)
740                         __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
741                 goto fsi_set_rate_end;
742         }
743
744         ret = ackmd_bpfmd;
745
746 fsi_set_rate_end:
747         clk_put(fsib_clk);
748         return ret;
749 }
750
751 static struct sh_fsi_platform_info fsi_info = {
752         .port_a = {
753                 .flags          = SH_FSI_BRS_INV,
754                 .set_rate       = fsi_ak4642_set_rate,
755         },
756         .port_b = {
757                 .flags          = SH_FSI_BRS_INV |
758                                   SH_FSI_BRM_INV |
759                                   SH_FSI_LRS_INV |
760                                   SH_FSI_FMT_SPDIF,
761                 .set_rate       = fsi_hdmi_set_rate,
762         },
763 };
764
765 static struct resource fsi_resources[] = {
766         [0] = {
767                 .name   = "FSI",
768                 .start  = 0xFE3C0000,
769                 .end    = 0xFE3C0400 - 1,
770                 .flags  = IORESOURCE_MEM,
771         },
772         [1] = {
773                 .start  = IRQ_FSI,
774                 .flags  = IORESOURCE_IRQ,
775         },
776 };
777
778 static struct platform_device fsi_device = {
779         .name           = "sh_fsi2",
780         .id             = -1,
781         .num_resources  = ARRAY_SIZE(fsi_resources),
782         .resource       = fsi_resources,
783         .dev    = {
784                 .platform_data  = &fsi_info,
785         },
786 };
787
788 static struct fsi_ak4642_info fsi2_ak4643_info = {
789         .name           = "AK4643",
790         .card           = "FSI2A-AK4643",
791         .cpu_dai        = "fsia-dai",
792         .codec          = "ak4642-codec.0-0013",
793         .platform       = "sh_fsi2",
794         .id             = FSI_PORT_A,
795 };
796
797 static struct platform_device fsi_ak4643_device = {
798         .name   = "fsi-ak4642-audio",
799         .dev    = {
800                 .platform_data  = &fsi2_ak4643_info,
801         },
802 };
803
804 /* LCDC1 */
805 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
806                                 unsigned long *parent_freq);
807
808 static struct sh_mobile_hdmi_info hdmi_info = {
809         .flags = HDMI_SND_SRC_SPDIF,
810         .clk_optimize_parent = ap4evb_clk_optimize,
811 };
812
813 static struct resource hdmi_resources[] = {
814         [0] = {
815                 .name   = "HDMI",
816                 .start  = 0xe6be0000,
817                 .end    = 0xe6be00ff,
818                 .flags  = IORESOURCE_MEM,
819         },
820         [1] = {
821                 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
822                 .start  = evt2irq(0x17e0),
823                 .flags  = IORESOURCE_IRQ,
824         },
825 };
826
827 static struct platform_device hdmi_device = {
828         .name           = "sh-mobile-hdmi",
829         .num_resources  = ARRAY_SIZE(hdmi_resources),
830         .resource       = hdmi_resources,
831         .id             = -1,
832         .dev    = {
833                 .platform_data  = &hdmi_info,
834         },
835 };
836
837 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
838                                 unsigned long *parent_freq)
839 {
840         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
841         long error;
842
843         if (IS_ERR(hdmi_ick)) {
844                 int ret = PTR_ERR(hdmi_ick);
845                 pr_err("Cannot get HDMI ICK: %d\n", ret);
846                 return ret;
847         }
848
849         error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);
850
851         clk_put(hdmi_ick);
852
853         return error;
854 }
855
856 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
857         .icb[0] = {
858                 .meram_size     = 0x100,
859         },
860         .icb[1] = {
861                 .meram_size     = 0x100,
862         },
863 };
864
865 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
866         .clock_source = LCDC_CLK_EXTERNAL,
867         .meram_dev = &meram_info,
868         .ch[0] = {
869                 .chan = LCDC_CHAN_MAINLCD,
870                 .fourcc = V4L2_PIX_FMT_RGB565,
871                 .interface_type = RGB24,
872                 .clock_divider = 1,
873                 .flags = LCDC_FLAGS_DWPOL,
874                 .meram_cfg = &hdmi_meram_cfg,
875                 .tx_dev = &hdmi_device,
876         }
877 };
878
879 static struct resource lcdc1_resources[] = {
880         [0] = {
881                 .name   = "LCDC1",
882                 .start  = 0xfe944000,
883                 .end    = 0xfe947fff,
884                 .flags  = IORESOURCE_MEM,
885         },
886         [1] = {
887                 .start  = intcs_evt2irq(0x1780),
888                 .flags  = IORESOURCE_IRQ,
889         },
890 };
891
892 static struct platform_device lcdc1_device = {
893         .name           = "sh_mobile_lcdc_fb",
894         .num_resources  = ARRAY_SIZE(lcdc1_resources),
895         .resource       = lcdc1_resources,
896         .id             = 1,
897         .dev    = {
898                 .platform_data  = &sh_mobile_lcdc1_info,
899                 .coherent_dma_mask = ~0,
900         },
901 };
902
903 static struct platform_device fsi_hdmi_device = {
904         .name           = "sh_fsi2_b_hdmi",
905 };
906
907 static struct gpio_led ap4evb_leds[] = {
908         {
909                 .name                   = "led4",
910                 .gpio                   = GPIO_PORT185,
911                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
912         },
913         {
914                 .name                   = "led2",
915                 .gpio                   = GPIO_PORT186,
916                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
917         },
918         {
919                 .name                   = "led3",
920                 .gpio                   = GPIO_PORT187,
921                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
922         },
923         {
924                 .name                   = "led1",
925                 .gpio                   = GPIO_PORT188,
926                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
927         }
928 };
929
930 static struct gpio_led_platform_data ap4evb_leds_pdata = {
931         .num_leds = ARRAY_SIZE(ap4evb_leds),
932         .leds = ap4evb_leds,
933 };
934
935 static struct platform_device leds_device = {
936         .name = "leds-gpio",
937         .id = 0,
938         .dev = {
939                 .platform_data  = &ap4evb_leds_pdata,
940         },
941 };
942
943 static struct i2c_board_info imx074_info = {
944         I2C_BOARD_INFO("imx074", 0x1a),
945 };
946
947 static struct soc_camera_link imx074_link = {
948         .bus_id         = 0,
949         .board_info     = &imx074_info,
950         .i2c_adapter_id = 0,
951         .module_name    = "imx074",
952 };
953
954 static struct platform_device ap4evb_camera = {
955         .name   = "soc-camera-pdrv",
956         .id     = 0,
957         .dev    = {
958                 .platform_data = &imx074_link,
959         },
960 };
961
962 static struct sh_csi2_client_config csi2_clients[] = {
963         {
964                 .phy            = SH_CSI2_PHY_MAIN,
965                 .lanes          = 0,            /* default: 2 lanes */
966                 .channel        = 0,
967                 .pdev           = &ap4evb_camera,
968         },
969 };
970
971 static struct sh_csi2_pdata csi2_info = {
972         .type           = SH_CSI2C,
973         .clients        = csi2_clients,
974         .num_clients    = ARRAY_SIZE(csi2_clients),
975         .flags          = SH_CSI2_ECC | SH_CSI2_CRC,
976 };
977
978 static struct resource csi2_resources[] = {
979         [0] = {
980                 .name   = "CSI2",
981                 .start  = 0xffc90000,
982                 .end    = 0xffc90fff,
983                 .flags  = IORESOURCE_MEM,
984         },
985         [1] = {
986                 .start  = intcs_evt2irq(0x17a0),
987                 .flags  = IORESOURCE_IRQ,
988         },
989 };
990
991 static struct sh_mobile_ceu_companion csi2 = {
992         .id             = 0,
993         .num_resources  = ARRAY_SIZE(csi2_resources),
994         .resource       = csi2_resources,
995         .platform_data  = &csi2_info,
996 };
997
998 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
999         .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1000         .csi2 = &csi2,
1001 };
1002
1003 static struct resource ceu_resources[] = {
1004         [0] = {
1005                 .name   = "CEU",
1006                 .start  = 0xfe910000,
1007                 .end    = 0xfe91009f,
1008                 .flags  = IORESOURCE_MEM,
1009         },
1010         [1] = {
1011                 .start  = intcs_evt2irq(0x880),
1012                 .flags  = IORESOURCE_IRQ,
1013         },
1014         [2] = {
1015                 /* place holder for contiguous memory */
1016         },
1017 };
1018
1019 static struct platform_device ceu_device = {
1020         .name           = "sh_mobile_ceu",
1021         .id             = 0, /* "ceu0" clock */
1022         .num_resources  = ARRAY_SIZE(ceu_resources),
1023         .resource       = ceu_resources,
1024         .dev    = {
1025                 .platform_data          = &sh_mobile_ceu_info,
1026                 .coherent_dma_mask      = 0xffffffff,
1027         },
1028 };
1029
1030 static struct platform_device *ap4evb_devices[] __initdata = {
1031         &leds_device,
1032         &nor_flash_device,
1033         &smc911x_device,
1034         &sdhi0_device,
1035         &sdhi1_device,
1036         &usb1_host_device,
1037         &fsi_device,
1038         &fsi_ak4643_device,
1039         &fsi_hdmi_device,
1040         &sh_mmcif_device,
1041         &hdmi_device,
1042         &lcdc_device,
1043         &lcdc1_device,
1044         &ceu_device,
1045         &ap4evb_camera,
1046         &meram_device,
1047 };
1048
1049 static void __init hdmi_init_pm_clock(void)
1050 {
1051         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
1052         int ret;
1053         long rate;
1054
1055         if (IS_ERR(hdmi_ick)) {
1056                 ret = PTR_ERR(hdmi_ick);
1057                 pr_err("Cannot get HDMI ICK: %d\n", ret);
1058                 goto out;
1059         }
1060
1061         ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
1062         if (ret < 0) {
1063                 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
1064                 goto out;
1065         }
1066
1067         pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
1068
1069         rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
1070         if (rate < 0) {
1071                 pr_err("Cannot get suitable rate: %ld\n", rate);
1072                 ret = rate;
1073                 goto out;
1074         }
1075
1076         ret = clk_set_rate(&sh7372_pllc2_clk, rate);
1077         if (ret < 0) {
1078                 pr_err("Cannot set rate %ld: %d\n", rate, ret);
1079                 goto out;
1080         }
1081
1082         pr_debug("PLLC2 set frequency %lu\n", rate);
1083
1084         ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
1085         if (ret < 0)
1086                 pr_err("Cannot set HDMI parent: %d\n", ret);
1087
1088 out:
1089         if (!IS_ERR(hdmi_ick))
1090                 clk_put(hdmi_ick);
1091 }
1092
1093 static void __init fsi_init_pm_clock(void)
1094 {
1095         struct clk *fsia_ick;
1096         int ret;
1097
1098         fsia_ick = clk_get(&fsi_device.dev, "icka");
1099         if (IS_ERR(fsia_ick)) {
1100                 ret = PTR_ERR(fsia_ick);
1101                 pr_err("Cannot get FSI ICK: %d\n", ret);
1102                 return;
1103         }
1104
1105         ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
1106         if (ret < 0)
1107                 pr_err("Cannot set FSI-A parent: %d\n", ret);
1108
1109         clk_put(fsia_ick);
1110 }
1111
1112 /*
1113  * FIXME !!
1114  *
1115  * gpio_no_direction
1116  * are quick_hack.
1117  *
1118  * current gpio frame work doesn't have
1119  * the method to control only pull up/down/free.
1120  * this function should be replaced by correct gpio function
1121  */
1122 static void __init gpio_no_direction(u32 addr)
1123 {
1124         __raw_writeb(0x00, addr);
1125 }
1126
1127 /* TouchScreen */
1128 #ifdef CONFIG_AP4EVB_QHD
1129 # define GPIO_TSC_IRQ   GPIO_FN_IRQ28_123
1130 # define GPIO_TSC_PORT  GPIO_PORT123
1131 #else /* WVGA */
1132 # define GPIO_TSC_IRQ   GPIO_FN_IRQ7_40
1133 # define GPIO_TSC_PORT  GPIO_PORT40
1134 #endif
1135
1136 #define IRQ28   evt2irq(0x3380) /* IRQ28A */
1137 #define IRQ7    evt2irq(0x02e0) /* IRQ7A */
1138 static int ts_get_pendown_state(void)
1139 {
1140         int val;
1141
1142         gpio_free(GPIO_TSC_IRQ);
1143
1144         gpio_request(GPIO_TSC_PORT, NULL);
1145
1146         gpio_direction_input(GPIO_TSC_PORT);
1147
1148         val = gpio_get_value(GPIO_TSC_PORT);
1149
1150         gpio_request(GPIO_TSC_IRQ, NULL);
1151
1152         return !val;
1153 }
1154
1155 static int ts_init(void)
1156 {
1157         gpio_request(GPIO_TSC_IRQ, NULL);
1158
1159         return 0;
1160 }
1161
1162 static struct tsc2007_platform_data tsc2007_info = {
1163         .model                  = 2007,
1164         .x_plate_ohms           = 180,
1165         .get_pendown_state      = ts_get_pendown_state,
1166         .init_platform_hw       = ts_init,
1167 };
1168
1169 static struct i2c_board_info tsc_device = {
1170         I2C_BOARD_INFO("tsc2007", 0x48),
1171         .type           = "tsc2007",
1172         .platform_data  = &tsc2007_info,
1173         /*.irq is selected on ap4evb_init */
1174 };
1175
1176 /* I2C */
1177 static struct i2c_board_info i2c0_devices[] = {
1178         {
1179                 I2C_BOARD_INFO("ak4643", 0x13),
1180         },
1181 };
1182
1183 static struct i2c_board_info i2c1_devices[] = {
1184         {
1185                 I2C_BOARD_INFO("r2025sd", 0x32),
1186         },
1187 };
1188
1189 #define GPIO_PORT9CR    0xE6051009
1190 #define GPIO_PORT10CR   0xE605100A
1191 #define USCCR1          0xE6058144
1192 static void __init ap4evb_init(void)
1193 {
1194         u32 srcr4;
1195         struct clk *clk;
1196
1197         /* External clock source */
1198         clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1199
1200         sh7372_pinmux_init();
1201
1202         /* enable SCIFA0 */
1203         gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1204         gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1205
1206         /* enable SMSC911X */
1207         gpio_request(GPIO_FN_CS5A,      NULL);
1208         gpio_request(GPIO_FN_IRQ6_39,   NULL);
1209
1210         /* enable Debug switch (S6) */
1211         gpio_request(GPIO_PORT32, NULL);
1212         gpio_request(GPIO_PORT33, NULL);
1213         gpio_request(GPIO_PORT34, NULL);
1214         gpio_request(GPIO_PORT35, NULL);
1215         gpio_direction_input(GPIO_PORT32);
1216         gpio_direction_input(GPIO_PORT33);
1217         gpio_direction_input(GPIO_PORT34);
1218         gpio_direction_input(GPIO_PORT35);
1219         gpio_export(GPIO_PORT32, 0);
1220         gpio_export(GPIO_PORT33, 0);
1221         gpio_export(GPIO_PORT34, 0);
1222         gpio_export(GPIO_PORT35, 0);
1223
1224         /* SDHI0 */
1225         gpio_request(GPIO_FN_SDHICD0, NULL);
1226         gpio_request(GPIO_FN_SDHIWP0, NULL);
1227         gpio_request(GPIO_FN_SDHICMD0, NULL);
1228         gpio_request(GPIO_FN_SDHICLK0, NULL);
1229         gpio_request(GPIO_FN_SDHID0_3, NULL);
1230         gpio_request(GPIO_FN_SDHID0_2, NULL);
1231         gpio_request(GPIO_FN_SDHID0_1, NULL);
1232         gpio_request(GPIO_FN_SDHID0_0, NULL);
1233
1234         /* SDHI1 */
1235         gpio_request(GPIO_FN_SDHICMD1, NULL);
1236         gpio_request(GPIO_FN_SDHICLK1, NULL);
1237         gpio_request(GPIO_FN_SDHID1_3, NULL);
1238         gpio_request(GPIO_FN_SDHID1_2, NULL);
1239         gpio_request(GPIO_FN_SDHID1_1, NULL);
1240         gpio_request(GPIO_FN_SDHID1_0, NULL);
1241
1242         /* MMCIF */
1243         gpio_request(GPIO_FN_MMCD0_0, NULL);
1244         gpio_request(GPIO_FN_MMCD0_1, NULL);
1245         gpio_request(GPIO_FN_MMCD0_2, NULL);
1246         gpio_request(GPIO_FN_MMCD0_3, NULL);
1247         gpio_request(GPIO_FN_MMCD0_4, NULL);
1248         gpio_request(GPIO_FN_MMCD0_5, NULL);
1249         gpio_request(GPIO_FN_MMCD0_6, NULL);
1250         gpio_request(GPIO_FN_MMCD0_7, NULL);
1251         gpio_request(GPIO_FN_MMCCMD0, NULL);
1252         gpio_request(GPIO_FN_MMCCLK0, NULL);
1253
1254         /* USB enable */
1255         gpio_request(GPIO_FN_VBUS0_1,    NULL);
1256         gpio_request(GPIO_FN_IDIN_1_18,  NULL);
1257         gpio_request(GPIO_FN_PWEN_1_115, NULL);
1258         gpio_request(GPIO_FN_OVCN_1_114, NULL);
1259         gpio_request(GPIO_FN_EXTLP_1,    NULL);
1260         gpio_request(GPIO_FN_OVCN2_1,    NULL);
1261
1262         /* setup USB phy */
1263         __raw_writew(0x8a0a, 0xE6058130);       /* USBCR4 */
1264
1265         /* enable FSI2 port A (ak4643) */
1266         gpio_request(GPIO_FN_FSIAIBT,   NULL);
1267         gpio_request(GPIO_FN_FSIAILR,   NULL);
1268         gpio_request(GPIO_FN_FSIAISLD,  NULL);
1269         gpio_request(GPIO_FN_FSIAOSLD,  NULL);
1270         gpio_request(GPIO_PORT161,      NULL);
1271         gpio_direction_output(GPIO_PORT161, 0); /* slave */
1272
1273         gpio_request(GPIO_PORT9, NULL);
1274         gpio_request(GPIO_PORT10, NULL);
1275         gpio_no_direction(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
1276         gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1277
1278         /* card detect pin for MMC slot (CN7) */
1279         gpio_request(GPIO_PORT41, NULL);
1280         gpio_direction_input(GPIO_PORT41);
1281
1282         /* setup FSI2 port B (HDMI) */
1283         gpio_request(GPIO_FN_FSIBCK, NULL);
1284         __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1285
1286         /* set SPU2 clock to 119.6 MHz */
1287         clk = clk_get(NULL, "spu_clk");
1288         if (!IS_ERR(clk)) {
1289                 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1290                 clk_put(clk);
1291         }
1292
1293         /*
1294          * set irq priority, to avoid sound chopping
1295          * when NFS rootfs is used
1296          *  FSI(3) > SMSC911X(2)
1297          */
1298         intc_set_priority(IRQ_FSI, 3);
1299
1300         i2c_register_board_info(0, i2c0_devices,
1301                                 ARRAY_SIZE(i2c0_devices));
1302
1303         i2c_register_board_info(1, i2c1_devices,
1304                                 ARRAY_SIZE(i2c1_devices));
1305
1306 #ifdef CONFIG_AP4EVB_QHD
1307
1308         /*
1309          * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1310          * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1311          */
1312
1313         /* enable KEYSC */
1314         gpio_request(GPIO_FN_KEYOUT0, NULL);
1315         gpio_request(GPIO_FN_KEYOUT1, NULL);
1316         gpio_request(GPIO_FN_KEYOUT2, NULL);
1317         gpio_request(GPIO_FN_KEYOUT3, NULL);
1318         gpio_request(GPIO_FN_KEYOUT4, NULL);
1319         gpio_request(GPIO_FN_KEYIN0_136, NULL);
1320         gpio_request(GPIO_FN_KEYIN1_135, NULL);
1321         gpio_request(GPIO_FN_KEYIN2_134, NULL);
1322         gpio_request(GPIO_FN_KEYIN3_133, NULL);
1323         gpio_request(GPIO_FN_KEYIN4,     NULL);
1324
1325         /* enable TouchScreen */
1326         irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1327
1328         tsc_device.irq = IRQ28;
1329         i2c_register_board_info(1, &tsc_device, 1);
1330
1331         /* LCDC0 */
1332         lcdc_info.clock_source                  = LCDC_CLK_PERIPHERAL;
1333         lcdc_info.ch[0].interface_type          = RGB24;
1334         lcdc_info.ch[0].clock_divider           = 1;
1335         lcdc_info.ch[0].flags                   = LCDC_FLAGS_DWPOL;
1336         lcdc_info.ch[0].panel_cfg.width         = 44;
1337         lcdc_info.ch[0].panel_cfg.height        = 79;
1338
1339         platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1340
1341 #else
1342         /*
1343          * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1344          * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1345          */
1346
1347         gpio_request(GPIO_FN_LCDD17,   NULL);
1348         gpio_request(GPIO_FN_LCDD16,   NULL);
1349         gpio_request(GPIO_FN_LCDD15,   NULL);
1350         gpio_request(GPIO_FN_LCDD14,   NULL);
1351         gpio_request(GPIO_FN_LCDD13,   NULL);
1352         gpio_request(GPIO_FN_LCDD12,   NULL);
1353         gpio_request(GPIO_FN_LCDD11,   NULL);
1354         gpio_request(GPIO_FN_LCDD10,   NULL);
1355         gpio_request(GPIO_FN_LCDD9,    NULL);
1356         gpio_request(GPIO_FN_LCDD8,    NULL);
1357         gpio_request(GPIO_FN_LCDD7,    NULL);
1358         gpio_request(GPIO_FN_LCDD6,    NULL);
1359         gpio_request(GPIO_FN_LCDD5,    NULL);
1360         gpio_request(GPIO_FN_LCDD4,    NULL);
1361         gpio_request(GPIO_FN_LCDD3,    NULL);
1362         gpio_request(GPIO_FN_LCDD2,    NULL);
1363         gpio_request(GPIO_FN_LCDD1,    NULL);
1364         gpio_request(GPIO_FN_LCDD0,    NULL);
1365         gpio_request(GPIO_FN_LCDDISP,  NULL);
1366         gpio_request(GPIO_FN_LCDDCK,   NULL);
1367
1368         gpio_request(GPIO_PORT189, NULL); /* backlight */
1369         gpio_direction_output(GPIO_PORT189, 1);
1370
1371         gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1372         gpio_direction_output(GPIO_PORT151, 1);
1373
1374         lcdc_info.clock_source                  = LCDC_CLK_BUS;
1375         lcdc_info.ch[0].interface_type          = RGB18;
1376         lcdc_info.ch[0].clock_divider           = 3;
1377         lcdc_info.ch[0].flags                   = 0;
1378         lcdc_info.ch[0].panel_cfg.width         = 152;
1379         lcdc_info.ch[0].panel_cfg.height        = 91;
1380
1381         /* enable TouchScreen */
1382         irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1383
1384         tsc_device.irq = IRQ7;
1385         i2c_register_board_info(0, &tsc_device, 1);
1386 #endif /* CONFIG_AP4EVB_QHD */
1387
1388         /* CEU */
1389
1390         /*
1391          * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1392          * becomes available
1393          */
1394
1395         /* MIPI-CSI stuff */
1396         gpio_request(GPIO_FN_VIO_CKO, NULL);
1397
1398         clk = clk_get(NULL, "vck1_clk");
1399         if (!IS_ERR(clk)) {
1400                 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1401                 clk_enable(clk);
1402                 clk_put(clk);
1403         }
1404
1405         sh7372_add_standard_devices();
1406
1407         /* HDMI */
1408         gpio_request(GPIO_FN_HDMI_HPD, NULL);
1409         gpio_request(GPIO_FN_HDMI_CEC, NULL);
1410
1411         /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1412 #define SRCR4 0xe61580bc
1413         srcr4 = __raw_readl(SRCR4);
1414         __raw_writel(srcr4 | (1 << 13), SRCR4);
1415         udelay(50);
1416         __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1417
1418         platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1419
1420         sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc1_device);
1421         sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc_device);
1422         sh7372_add_device_to_domain(&sh7372_a4mp, &fsi_device);
1423
1424         sh7372_add_device_to_domain(&sh7372_a3sp, &sh_mmcif_device);
1425         sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi0_device);
1426         sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi1_device);
1427         sh7372_add_device_to_domain(&sh7372_a4r, &ceu_device);
1428
1429         hdmi_init_pm_clock();
1430         fsi_init_pm_clock();
1431         sh7372_pm_init();
1432         pm_clk_add(&fsi_device.dev, "spu2");
1433         pm_clk_add(&lcdc1_device.dev, "hdmi");
1434 }
1435
1436 MACHINE_START(AP4EVB, "ap4evb")
1437         .map_io         = sh7372_map_io,
1438         .init_early     = sh7372_add_early_devices,
1439         .init_irq       = sh7372_init_irq,
1440         .handle_irq     = shmobile_handle_irq_intc,
1441         .init_machine   = ap4evb_init,
1442         .timer          = &shmobile_timer,
1443 MACHINE_END