aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-shmobile/board-ap4evb.c
blob: 803bc6edfca477a6c67634f0ad9c435338b89502 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
/*
 * AP4EVB board support
 *
 * Copyright (C) 2010  Magnus Damm
 * Copyright (C) 2008  Yoshihiro Shimoda
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include <linux/clk.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/i2c.h>
#include <linux/i2c/tsc2007.h>
#include <linux/io.h>
#include <linux/smsc911x.h>
#include <linux/sh_intc.h>
#include <linux/sh_clk.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/leds.h>
#include <linux/input/sh_keysc.h>
#include <linux/usb/r8a66597.h>

#include <media/sh_mobile_ceu.h>
#include <media/sh_mobile_csi2.h>
#include <media/soc_camera.h>

#include <sound/sh_fsi.h>

#include <video/sh_mobile_hdmi.h>
#include <video/sh_mobile_lcdc.h>
#include <video/sh_mipi_dsi.h>

#include <mach/common.h>
#include <mach/irqs.h>
#include <mach/sh7372.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/setup.h>

/*
 * Address	Interface		BusWidth	note
 * ------------------------------------------------------------------
 * 0x0000_0000	NOR Flash ROM (MCP)	16bit		SW7 : bit1 = ON
 * 0x0800_0000	user area		-
 * 0x1000_0000	NOR Flash ROM (MCP)	16bit		SW7 : bit1 = OFF
 * 0x1400_0000	Ether (LAN9220)		16bit
 * 0x1600_0000	user area		-		cannot use with NAND
 * 0x1800_0000	user area		-
 * 0x1A00_0000	-
 * 0x4000_0000	LPDDR2-SDRAM (POP)	32bit
 */

/*
 * NOR Flash ROM
 *
 *  SW1  |     SW2    | SW7  | NOR Flash ROM
 *  bit1 | bit1  bit2 | bit1 | Memory allocation
 * ------+------------+------+------------------
 *  OFF  | ON     OFF | ON   |    Area 0
 *  OFF  | ON     OFF | OFF  |    Area 4
 */

/*
 * NAND Flash ROM
 *
 *  SW1  |     SW2    | SW7  | NAND Flash ROM
 *  bit1 | bit1  bit2 | bit2 | Memory allocation
 * ------+------------+------+------------------
 *  OFF  | ON     OFF | ON   |    FCE 0
 *  OFF  | ON     OFF | OFF  |    FCE 1
 */

/*
 * SMSC 9220
 *
 *  SW1		SMSC 9220
 * -----------------------
 *  ON		access disable
 *  OFF		access enable
 */

/*
 * LCD / IRQ / KEYSC / IrDA
 *
 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
 * LCD = 2nd LCDC (WVGA)
 *
 * 		|		SW43			|
 * SW3		|	ON		|	OFF	|
 * -------------+-----------------------+---------------+
 * ON		| KEY / IrDA		| LCD		|
 * OFF		| KEY / IrDA / IRQ	| IRQ		|
 *
 *
 * QHD / WVGA display
 *
 * You can choice display type on menuconfig.
 * Then, check above dip-switch.
 */

/*
 * USB
 *
 * J7 : 1-2  MAX3355E VBUS
 *      2-3  DC 5.0V
 *
 * S39: bit2: off
 */

/*
 * FSI/FSMI
 *
 * SW41	:  ON : SH-Mobile AP4 Audio Mode
 *	: OFF : Bluetooth Audio Mode
 */

/*
 * MMC0/SDHI1 (CN7)
 *
 * J22 : select card voltage
 *       1-2 pin : 1.8v
 *       2-3 pin : 3.3v
 *
 *        SW1  |             SW33
 *             | bit1 | bit2 | bit3 | bit4
 * ------------+------+------+------+-------
 * MMC0   OFF  |  OFF |  ON  |  ON  |  X
 * SDHI1  OFF  |  ON  |   X  |  OFF | ON
 *
 * voltage lebel
 * CN7 : 1.8v
 * CN12: 3.3v
 */

/* MTD */
static struct mtd_partition nor_flash_partitions[] = {
	{
		.name		= "loader",
		.offset		= 0x00000000,
		.size		= 512 * 1024,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "bootenv",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 512 * 1024,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "kernel_ro",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 8 * 1024 * 1024,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "kernel",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 8 * 1024 * 1024,
	},
	{
		.name		= "data",
		.offset		= MTDPART_OFS_APPEND,
		.size		= MTDPART_SIZ_FULL,
	},
};

static struct physmap_flash_data nor_flash_data = {
	.width		= 2,
	.parts		= nor_flash_partitions,
	.nr_parts	= ARRAY_SIZE(nor_flash_partitions),
};

static struct resource nor_flash_resources[] = {
	[0]	= {
		.start	= 0x00000000,
		.end	= 0x08000000 - 1,
		.flags	= IORESOURCE_MEM,
	}
};

static struct platform_device nor_flash_device = {
	.name		= "physmap-flash",
	.dev		= {
		.platform_data	= &nor_flash_data,
	},
	.num_resources	= ARRAY_SIZE(nor_flash_resources),
	.resource	= nor_flash_resources,
};

/* SMSC 9220 */
static struct resource smc911x_resources[] = {
	{
		.start	= 0x14000000,
		.end	= 0x16000000 - 1,
		.flags	= IORESOURCE_MEM,
	}, {
		.start	= evt2irq(0x02c0) /* IRQ6A */,
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
	},
};

static struct smsc911x_platform_config smsc911x_info = {
	.flags		= SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
	.irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
};

static struct platform_device smc911x_device = {
	.name           = "smsc911x",
	.id             = -1,
	.num_resources  = ARRAY_SIZE(smc911x_resources),
	.resource       = smc911x_resources,
	.dev            = {
		.platform_data = &smsc911x_info,
	},
};

/*
 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
 */
static int slot_cn7_get_cd(struct platform_device *pdev)
{
	return !gpio_get_value(GPIO_PORT41);
}
/* MERAM */
static struct sh_mobile_meram_info meram_info = {
	.addr_mode      = SH_MOBILE_MERAM_MODE1,
};

static struct resource meram_resources[] = {
	[0] = {
		.name   = "MERAM",
		.start  = 0xe8000000,
		.end    = 0xe81fffff,
		.flags  = IORESOURCE_MEM,
	},
};

static struct platform_device meram_device = {
	.name           = "sh_mobile_meram",
	.id             = 0,
	.num_resources  = ARRAY_SIZE(meram_resources),
	.resource       = meram_resources,
	.dev            = {
		.platform_data = &meram_info,
	},
};

/* SH_MMCIF */
static struct resource sh_mmcif_resources[] = {
	[0] = {
		.name	= "MMCIF",
		.start	= 0xE6BD0000,
		.end	= 0xE6BD00FF,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		/* MMC ERR */
		.start	= evt2irq(0x1ac0),
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		/* MMC NOR */
		.start	= evt2irq(0x1ae0),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct sh_mmcif_dma sh_mmcif_dma = {
	.chan_priv_rx	= {
		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
	},
	.chan_priv_tx	= {
		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
	},
};

static struct sh_mmcif_plat_data sh_mmcif_plat = {
	.sup_pclk	= 0,
	.ocr		= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
	.caps		= MMC_CAP_4_BIT_DATA |
			  MMC_CAP_8_BIT_DATA |
			  MMC_CAP_NEEDS_POLL,
	.get_cd		= slot_cn7_get_cd,
	.dma		= &sh_mmcif_dma,
};

static struct platform_device sh_mmcif_device = {
	.name		= "sh_mmcif",
	.id		= 0,
	.dev		= {
		.dma_mask		= NULL,
		.coherent_dma_mask	= 0xffffffff,
		.platform_data		= &sh_mmcif_plat,
	},
	.num_resources	= ARRAY_SIZE(sh_mmcif_resources),
	.resource	= sh_mmcif_resources,
};

/* SDHI0 */
static struct sh_mobile_sdhi_info sdhi0_info = {
	.dma_slave_tx	= SHDMA_SLAVE_SDHI0_TX,
	.dma_slave_rx	= SHDMA_SLAVE_SDHI0_RX,
	.tmio_caps	= MMC_CAP_SDIO_IRQ,
};

static struct resource sdhi0_resources[] = {
	[0] = {
		.name	= "SDHI0",
		.start  = 0xe6850000,
		.end    = 0xe68500ff,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start	= evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		.start	= evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
		.flags	= IORESOURCE_IRQ,
	},
	[3] = {
		.start	= evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device sdhi0_device = {
	.name           = "sh_mobile_sdhi",
	.num_resources  = ARRAY_SIZE(sdhi0_resources),
	.resource       = sdhi0_resources,
	.id             = 0,
	.dev	= {
		.platform_data	= &sdhi0_info,
	},
};

/* SDHI1 */
static struct sh_mobile_sdhi_info sdhi1_info = {
	.dma_slave_tx	= SHDMA_SLAVE_SDHI1_TX,
	.dma_slave_rx	= SHDMA_SLAVE_SDHI1_RX,
	.tmio_ocr_mask	= MMC_VDD_165_195,
	.tmio_flags	= TMIO_MMC_WRPROTECT_DISABLE,
	.tmio_caps	= MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ,
	.get_cd		= slot_cn7_get_cd,
};

static struct resource sdhi1_resources[] = {
	[0] = {
		.name	= "SDHI1",
		.start  = 0xe6860000,
		.end    = 0xe68600ff,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start	= evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		.start	= evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
		.flags	= IORESOURCE_IRQ,
	},
	[3] = {
		.start	= evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device sdhi1_device = {
	.name           = "sh_mobile_sdhi",
	.num_resources  = ARRAY_SIZE(sdhi1_resources),
	.resource       = sdhi1_resources,
	.id             = 1,
	.dev	= {
		.platform_data	= &sdhi1_info,
	},
};

/* USB1 */
static void usb1_host_port_power(int port, int power)
{
	if (!power) /* only power-on supported for now */
		return;

	/* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
	__raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
}

static struct r8a66597_platdata usb1_host_data = {
	.on_chip	= 1,
	.port_power	= usb1_host_port_power,
};

static struct resource usb1_host_resources[] = {
	[0] = {
		.name	= "USBHS",
		.start	= 0xE68B0000,
		.end	= 0xE68B00E6 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= evt2irq(0x1ce0) /* USB1_USB1I0 */,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device usb1_host_device = {
	.name	= "r8a66597_hcd",
	.id	= 1,
	.dev = {
		.dma_mask		= NULL,         /*  not use dma */
		.coherent_dma_mask	= 0xffffffff,
		.platform_data		= &usb1_host_data,
	},
	.num_resources	= ARRAY_SIZE(usb1_host_resources),
	.resource	= usb1_host_resources,
};

const static struct fb_videomode ap4evb_lcdc_modes[] = {
	{
#ifdef CONFIG_AP4EVB_QHD
		.name		= "R63302(QHD)",
		.xres		= 544,
		.yres		= 961,
		.left_margin	= 72,
		.right_margin	= 600,
		.hsync_len	= 16,
		.upper_margin	= 8,
		.lower_margin	= 8,
		.vsync_len	= 2,
		.sync		= FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
#else
		.name		= "WVGA Panel",
		.xres		= 800,
		.yres		= 480,
		.left_margin	= 220,
		.right_margin	= 110,
		.hsync_len	= 70,
		.upper_margin	= 20,
		.lower_margin	= 5,
		.vsync_len	= 5,
		.sync		= 0,
#endif
	},
};
static struct sh_mobile_meram_cfg lcd_meram_cfg = {
	.icb[0] = {
		.marker_icb     = 28,
		.cache_icb      = 24,
		.meram_offset   = 0x0,
		.meram_size     = 0x40,
	},
	.icb[1] = {
		.marker_icb     = 29,
		.cache_icb      = 25,
		.meram_offset   = 0x40,
		.meram_size     = 0x40,
	},
};

static struct sh_mobile_lcdc_info lcdc_info = {
	.meram_dev = &meram_info,
	.ch[0] = {
		.chan = LCDC_CHAN_MAINLCD,
		.bpp = 16,
		.lcd_cfg = ap4evb_lcdc_modes,
		.num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
		.meram_cfg = &lcd_meram_cfg,
	}
};

static struct resource lcdc_resources[] = {
	[0] = {
		.name	= "LCDC",
		.start	= 0xfe940000, /* P4-only space */
		.end	= 0xfe943fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x580),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device lcdc_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc_resources),
	.resource	= lcdc_resources,
	.dev	= {
		.platform_data	= &lcdc_info,
		.coherent_dma_mask = ~0,
	},
};

/*
 * QHD display
 */
#ifdef CONFIG_AP4EVB_QHD

/* KEYSC (Needs SW43 set to ON) */
static struct sh_keysc_info keysc_info = {
	.mode		= SH_KEYSC_MODE_1,
	.scan_timing	= 3,
	.delay		= 2500,
	.keycodes = {
		KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
		KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
		KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
		KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
		KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
	},
};

static struct resource keysc_resources[] = {
	[0] = {
		.name	= "KEYSC",
		.start  = 0xe61b0000,
		.end    = 0xe61b0063,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start  = evt2irq(0x0be0), /* KEYSC_KEY */
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device keysc_device = {
	.name           = "sh_keysc",
	.id             = 0, /* "keysc0" clock */
	.num_resources  = ARRAY_SIZE(keysc_resources),
	.resource       = keysc_resources,
	.dev	= {
		.platform_data	= &keysc_info,
	},
};

/* MIPI-DSI */
static struct resource mipidsi0_resources[] = {
	[0] = {
		.start  = 0xffc60000,
		.end    = 0xffc63073,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start  = 0xffc68000,
		.end    = 0xffc680ef,
		.flags  = IORESOURCE_MEM,
	},
};

static struct sh_mipi_dsi_info mipidsi0_info = {
	.data_format	= MIPI_RGB888,
	.lcd_chan	= &lcdc_info.ch[0],
	.vsynw_offset	= 17,
};

static struct platform_device mipidsi0_device = {
	.name           = "sh-mipi-dsi",
	.num_resources  = ARRAY_SIZE(mipidsi0_resources),
	.resource       = mipidsi0_resources,
	.id             = 0,
	.dev	= {
		.platform_data	= &mipidsi0_info,
	},
};

static struct platform_device *qhd_devices[] __initdata = {
	&mipidsi0_device,
	&keysc_device,
};
#endif /* CONFIG_AP4EVB_QHD */

/* FSI */
#define IRQ_FSI		evt2irq(0x1840)
static int __fsi_set_rate(struct clk *clk, long rate, int enable)
{
	int ret = 0;

	if (rate <= 0)
		return ret;

	if (enable) {
		ret = clk_set_rate(clk, rate);
		if (0 == ret)
			ret = clk_enable(clk);
	} else {
		clk_disable(clk);
	}

	return ret;
}

static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
{
	return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
}

static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
{
	struct clk *fsia_ick;
	struct clk *fsiack;
	int ret = -EIO;

	fsia_ick = clk_get(dev, "icka");
	if (IS_ERR(fsia_ick))
		return PTR_ERR(fsia_ick);

	/*
	 * FSIACK is connected to AK4642,
	 * and use external clock pin from it.
	 * it is parent of fsia_ick now.
	 */
	fsiack = clk_get_parent(fsia_ick);
	if (!fsiack)
		goto fsia_ick_out;

	/*
	 * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
	 *
	 ** FIXME **
	 * Because the freq_table of external clk (fsiack) are all 0,
	 * the return value of clk_round_rate became 0.
	 * So, it use __fsi_set_rate here.
	 */
	ret = __fsi_set_rate(fsiack, rate, enable);
	if (ret < 0)
		goto fsiack_out;

	ret = __fsi_set_round_rate(fsia_ick, rate, enable);
	if ((ret < 0) && enable)
		__fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */

fsiack_out:
	clk_put(fsiack);

fsia_ick_out:
	clk_put(fsia_ick);

	return 0;
}

static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
{
	struct clk *fsib_clk;
	struct clk *fdiv_clk = &sh7372_fsidivb_clk;
	long fsib_rate = 0;
	long fdiv_rate = 0;
	int ackmd_bpfmd;
	int ret;

	switch (rate) {
	case 44100:
		fsib_rate	= rate * 256;
		ackmd_bpfmd	= SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
		break;
	case 48000:
		fsib_rate	= 85428000; /* around 48kHz x 256 x 7 */
		fdiv_rate	= rate * 256;
		ackmd_bpfmd	= SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
		break;
	default:
		pr_err("unsupported rate in FSI2 port B\n");
		return -EINVAL;
	}

	/* FSI B setting */
	fsib_clk = clk_get(dev, "ickb");
	if (IS_ERR(fsib_clk))
		return -EIO;

	ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
	if (ret < 0)
		goto fsi_set_rate_end;

	/* FSI DIV setting */
	ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
	if (ret < 0) {
		/* disable FSI B */
		if (enable)
			__fsi_set_round_rate(fsib_clk, fsib_rate, 0);
		goto fsi_set_rate_end;
	}

	ret = ackmd_bpfmd;

fsi_set_rate_end:
	clk_put(fsib_clk);
	return ret;
}

static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable)
{
	int ret;

	if (is_porta)
		ret = fsi_ak4642_set_rate(dev, rate, enable);
	else
		ret = fsi_hdmi_set_rate(dev, rate, enable);

	return ret;
}

static struct sh_fsi_platform_info fsi_info = {
	.porta_flags = SH_FSI_BRS_INV,

	.portb_flags = SH_FSI_BRS_INV |
		       SH_FSI_BRM_INV |
		       SH_FSI_LRS_INV |
		       SH_FSI_FMT_SPDIF,
	.set_rate = fsi_set_rate,
};

static struct resource fsi_resources[] = {
	[0] = {
		.name	= "FSI",
		.start	= 0xFE3C0000,
		.end	= 0xFE3C0400 - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start  = IRQ_FSI,
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device fsi_device = {
	.name		= "sh_fsi2",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(fsi_resources),
	.resource	= fsi_resources,
	.dev	= {
		.platform_data	= &fsi_info,
	},
};

static struct platform_device fsi_ak4643_device = {
	.name		= "sh_fsi2_a_ak4643",
};
static struct sh_mobile_meram_cfg hdmi_meram_cfg = {
	.icb[0] = {
		.marker_icb     = 30,
		.cache_icb      = 26,
		.meram_offset   = 0x80,
		.meram_size     = 0x100,
	},
	.icb[1] = {
		.marker_icb     = 31,
		.cache_icb      = 27,
		.meram_offset   = 0x180,
		.meram_size     = 0x100,
	},
};

static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
	.clock_source = LCDC_CLK_EXTERNAL,
	.meram_dev = &meram_info,
	.ch[0] = {
		.chan = LCDC_CHAN_MAINLCD,
		.bpp = 16,
		.interface_type = RGB24,
		.clock_divider = 1,
		.flags = LCDC_FLAGS_DWPOL,
		.meram_cfg = &hdmi_meram_cfg,
	}
};

static struct resource lcdc1_resources[] = {
	[0] = {
		.name	= "LCDC1",
		.start	= 0xfe944000,
		.end	= 0xfe947fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x1780),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device lcdc1_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc1_resources),
	.resource	= lcdc1_resources,
	.id             = 1,
	.dev	= {
		.platform_data	= &sh_mobile_lcdc1_info,
		.coherent_dma_mask = ~0,
	},
};

static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
				unsigned long *parent_freq);


static struct sh_mobile_hdmi_info hdmi_info = {
	.lcd_chan = &sh_mobile_lcdc1_info.ch[0],
	.lcd_dev = &lcdc1_device.dev,
	.flags = HDMI_SND_SRC_SPDIF,
	.clk_optimize_parent = ap4evb_clk_optimize,
};

static struct resource hdmi_resources[] = {
	[0] = {
		.name	= "HDMI",
		.start	= 0xe6be0000,
		.end	= 0xe6be00ff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		/* There's also an HDMI interrupt on INTCS @ 0x18e0 */
		.start	= evt2irq(0x17e0),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device hdmi_device = {
	.name		= "sh-mobile-hdmi",
	.num_resources	= ARRAY_SIZE(hdmi_resources),
	.resource	= hdmi_resources,
	.id             = -1,
	.dev	= {
		.platform_data	= &hdmi_info,
	},
};

static struct platform_device fsi_hdmi_device = {
	.name		= "sh_fsi2_b_hdmi",
};

static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
				unsigned long *parent_freq)
{
	struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
	long error;

	if (IS_ERR(hdmi_ick)) {
		int ret = PTR_ERR(hdmi_ick);
		pr_err("Cannot get HDMI ICK: %d\n", ret);
		return ret;
	}

	error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);

	clk_put(hdmi_ick);

	return error;
}

static struct gpio_led ap4evb_leds[] = {
	{
		.name			= "led4",
		.gpio			= GPIO_PORT185,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
	{
		.name			= "led2",
		.gpio			= GPIO_PORT186,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
	{
		.name			= "led3",
		.gpio			= GPIO_PORT187,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	},
	{
		.name			= "led1",
		.gpio			= GPIO_PORT188,
		.default_state	= LEDS_GPIO_DEFSTATE_ON,
	}
};

static struct gpio_led_platform_data ap4evb_leds_pdata = {
	.num_leds = ARRAY_SIZE(ap4evb_leds),
	.leds = ap4evb_leds,
};

static struct platform_device leds_device = {
	.name = "leds-gpio",
	.id = 0,
	.dev = {
		.platform_data  = &ap4evb_leds_pdata,
	},
};

static struct i2c_board_info imx074_info = {
	I2C_BOARD_INFO("imx074", 0x1a),
};

static struct soc_camera_link imx074_link = {
	.bus_id		= 0,
	.board_info	= &imx074_info,
	.i2c_adapter_id	= 0,
	.module_name	= "imx074",
};

static struct platform_device ap4evb_camera = {
	.name   = "soc-camera-pdrv",
	.id     = 0,
	.dev    = {
		.platform_data = &imx074_link,
	},
};

static struct sh_csi2_client_config csi2_clients[] = {
	{
		.phy		= SH_CSI2_PHY_MAIN,
		.lanes		= 3,
		.channel	= 0,
		.pdev		= &ap4evb_camera,
	},
};

static struct sh_csi2_pdata csi2_info = {
	.type		= SH_CSI2C,
	.clients	= csi2_clients,
	.num_clients	= ARRAY_SIZE(csi2_clients),
	.flags		= SH_CSI2_ECC | SH_CSI2_CRC,
};

static struct resource csi2_resources[] = {
	[0] = {
		.name	= "CSI2",
		.start	= 0xffc90000,
		.end	= 0xffc90fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x17a0),
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device csi2_device = {
	.name   = "sh-mobile-csi2",
	.id     = 0,
	.num_resources	= ARRAY_SIZE(csi2_resources),
	.resource	= csi2_resources,
	.dev    = {
		.platform_data = &csi2_info,
	},
};

static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
	.flags = SH_CEU_FLAG_USE_8BIT_BUS,
	.csi2_dev = &csi2_device.dev,
};

static struct resource ceu_resources[] = {
	[0] = {
		.name	= "CEU",
		.start	= 0xfe910000,
		.end	= 0xfe91009f,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x880),
		.flags  = IORESOURCE_IRQ,
	},
	[2] = {
		/* place holder for contiguous memory */
	},
};

static struct platform_device ceu_device = {
	.name		= "sh_mobile_ceu",
	.id             = 0, /* "ceu0" clock */
	.num_resources	= ARRAY_SIZE(ceu_resources),
	.resource	= ceu_resources,
	.dev	= {
		.platform_data		= &sh_mobile_ceu_info,
		.coherent_dma_mask	= 0xffffffff,
	},
};

static struct platform_device *ap4evb_devices[] __initdata = {
	&leds_device,
	&nor_flash_device,
	&smc911x_device,
	&sdhi0_device,
	&sdhi1_device,
	&usb1_host_device,
	&fsi_device,
	&fsi_ak4643_device,
	&fsi_hdmi_device,
	&sh_mmcif_device,
	&lcdc1_device,
	&lcdc_device,
	&hdmi_device,
	&csi2_device,
	&ceu_device,
	&ap4evb_camera,
	&meram_device,
};

static void __init hdmi_init_pm_clock(void)
{
	struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
	int ret;
	long rate;

	if (IS_ERR(hdmi_ick)) {
		ret = PTR_ERR(hdmi_ick);
		pr_err("Cannot get HDMI ICK: %d\n", ret);
		goto out;
	}

	ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
	if (ret < 0) {
		pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
		goto out;
	}

	pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));

	rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
	if (rate < 0) {
		pr_err("Cannot get suitable rate: %ld\n", rate);
		ret = rate;
		goto out;
	}

	ret = clk_set_rate(&sh7372_pllc2_clk, rate);
	if (ret < 0) {
		pr_err("Cannot set rate %ld: %d\n", rate, ret);
		goto out;
	}

	pr_debug("PLLC2 set frequency %lu\n", rate);

	ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
	if (ret < 0)
		pr_err("Cannot set HDMI parent: %d\n", ret);

out:
	if (!IS_ERR(hdmi_ick))
		clk_put(hdmi_ick);
}

static void __init fsi_init_pm_clock(void)
{
	struct clk *fsia_ick;
	int ret;

	fsia_ick = clk_get(&fsi_device.dev, "icka");
	if (IS_ERR(fsia_ick)) {
		ret = PTR_ERR(fsia_ick);
		pr_err("Cannot get FSI ICK: %d\n", ret);
		return;
	}

	ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
	if (ret < 0)
		pr_err("Cannot set FSI-A parent: %d\n", ret);

	clk_put(fsia_ick);
}

/*
 * FIXME !!
 *
 * gpio_no_direction
 * are quick_hack.
 *
 * current gpio frame work doesn't have
 * the method to control only pull up/down/free.
 * this function should be replaced by correct gpio function
 */
static void __init gpio_no_direction(u32 addr)
{
	__raw_writeb(0x00, addr);
}

/* TouchScreen */
#ifdef CONFIG_AP4EVB_QHD
# define GPIO_TSC_IRQ	GPIO_FN_IRQ28_123
# define GPIO_TSC_PORT	GPIO_PORT123
#else /* WVGA */
# define GPIO_TSC_IRQ	GPIO_FN_IRQ7_40
# define GPIO_TSC_PORT	GPIO_PORT40
#endif

#define IRQ28	evt2irq(0x3380) /* IRQ28A */
#define IRQ7	evt2irq(0x02e0) /* IRQ7A */
static int ts_get_pendown_state(void)
{
	int val;

	gpio_free(GPIO_TSC_IRQ);

	gpio_request(GPIO_TSC_PORT, NULL);

	gpio_direction_input(GPIO_TSC_PORT);

	val = gpio_get_value(GPIO_TSC_PORT);

	gpio_request(GPIO_TSC_IRQ, NULL);

	return !val;
}

static int ts_init(void)
{
	gpio_request(GPIO_TSC_IRQ, NULL);

	return 0;
}

static struct tsc2007_platform_data tsc2007_info = {
	.model			= 2007,
	.x_plate_ohms		= 180,
	.get_pendown_state	= ts_get_pendown_state,
	.init_platform_hw	= ts_init,
};

static struct i2c_board_info tsc_device = {
	I2C_BOARD_INFO("tsc2007", 0x48),
	.type		= "tsc2007",
	.platform_data	= &tsc2007_info,
	/*.irq is selected on ap4evb_init */
};

/* I2C */
static struct i2c_board_info i2c0_devices[] = {
	{
		I2C_BOARD_INFO("ak4643", 0x13),
	},
};

static struct i2c_board_info i2c1_devices[] = {
	{
		I2C_BOARD_INFO("r2025sd", 0x32),
	},
};

static struct map_desc ap4evb_io_desc[] __initdata = {
	/* create a 1:1 entity map for 0xe6xxxxxx
	 * used by CPGA, INTC and PFC.
	 */
	{
		.virtual	= 0xe6000000,
		.pfn		= __phys_to_pfn(0xe6000000),
		.length		= 256 << 20,
		.type		= MT_DEVICE_NONSHARED
	},
};

static void __init ap4evb_map_io(void)
{
	iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));

	/* setup early devices and console here as well */
	sh7372_add_early_devices();
	shmobile_setup_console();
}

#define GPIO_PORT9CR	0xE6051009
#define GPIO_PORT10CR	0xE605100A
#define USCCR1		0xE6058144
static void __init ap4evb_init(void)
{
	u32 srcr4;
	struct clk *clk;

	sh7372_pinmux_init();

	/* enable SCIFA0 */
	gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
	gpio_request(GPIO_FN_SCIFA0_RXD, NULL);

	/* enable SMSC911X */
	gpio_request(GPIO_FN_CS5A,	NULL);
	gpio_request(GPIO_FN_IRQ6_39,	NULL);

	/* enable Debug switch (S6) */
	gpio_request(GPIO_PORT32, NULL);
	gpio_request(GPIO_PORT33, NULL);
	gpio_request(GPIO_PORT34, NULL);
	gpio_request(GPIO_PORT35, NULL);
	gpio_direction_input(GPIO_PORT32);
	gpio_direction_input(GPIO_PORT33);
	gpio_direction_input(GPIO_PORT34);
	gpio_direction_input(GPIO_PORT35);
	gpio_export(GPIO_PORT32, 0);
	gpio_export(GPIO_PORT33, 0);
	gpio_export(GPIO_PORT34, 0);
	gpio_export(GPIO_PORT35, 0);

	/* SDHI0 */
	gpio_request(GPIO_FN_SDHICD0, NULL);
	gpio_request(GPIO_FN_SDHIWP0, NULL);
	gpio_request(GPIO_FN_SDHICMD0, NULL);
	gpio_request(GPIO_FN_SDHICLK0, NULL);
	gpio_request(GPIO_FN_SDHID0_3, NULL);
	gpio_request(GPIO_FN_SDHID0_2, NULL);
	gpio_request(GPIO_FN_SDHID0_1, NULL);
	gpio_request(GPIO_FN_SDHID0_0, NULL);

	/* SDHI1 */
	gpio_request(GPIO_FN_SDHICMD1, NULL);
	gpio_request(GPIO_FN_SDHICLK1, NULL);
	gpio_request(GPIO_FN_SDHID1_3, NULL);
	gpio_request(GPIO_FN_SDHID1_2, NULL);
	gpio_request(GPIO_FN_SDHID1_1, NULL);
	gpio_request(GPIO_FN_SDHID1_0, NULL);

	/* MMCIF */
	gpio_request(GPIO_FN_MMCD0_0, NULL);
	gpio_request(GPIO_FN_MMCD0_1, NULL);
	gpio_request(GPIO_FN_MMCD0_2, NULL);
	gpio_request(GPIO_FN_MMCD0_3, NULL);
	gpio_request(GPIO_FN_MMCD0_4, NULL);
	gpio_request(GPIO_FN_MMCD0_5, NULL);
	gpio_request(GPIO_FN_MMCD0_6, NULL);
	gpio_request(GPIO_FN_MMCD0_7, NULL);
	gpio_request(GPIO_FN_MMCCMD0, NULL);
	gpio_request(GPIO_FN_MMCCLK0, NULL);

	/* USB enable */
	gpio_request(GPIO_FN_VBUS0_1,    NULL);
	gpio_request(GPIO_FN_IDIN_1_18,  NULL);
	gpio_request(GPIO_FN_PWEN_1_115, NULL);
	gpio_request(GPIO_FN_OVCN_1_114, NULL);
	gpio_request(GPIO_FN_EXTLP_1,    NULL);
	gpio_request(GPIO_FN_OVCN2_1,    NULL);

	/* setup USB phy */
	__raw_writew(0x8a0a, 0xE6058130);	/* USBCR4 */

	/* enable FSI2 port A (ak4643) */
	gpio_request(GPIO_FN_FSIAIBT,	NULL);
	gpio_request(GPIO_FN_FSIAILR,	NULL);
	gpio_request(GPIO_FN_FSIAISLD,	NULL);
	gpio_request(GPIO_FN_FSIAOSLD,	NULL);
	gpio_request(GPIO_PORT161,	NULL);
	gpio_direction_output(GPIO_PORT161, 0); /* slave */

	gpio_request(GPIO_PORT9, NULL);
	gpio_request(GPIO_PORT10, NULL);
	gpio_no_direction(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
	gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */

	/* card detect pin for MMC slot (CN7) */
	gpio_request(GPIO_PORT41, NULL);
	gpio_direction_input(GPIO_PORT41);

	/* setup FSI2 port B (HDMI) */
	gpio_request(GPIO_FN_FSIBCK, NULL);
	__raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */

	/* set SPU2 clock to 119.6 MHz */
	clk = clk_get(NULL, "spu_clk");
	if (!IS_ERR(clk)) {
		clk_set_rate(clk, clk_round_rate(clk, 119600000));
		clk_put(clk);
	}

	/*
	 * set irq priority, to avoid sound chopping
	 * when NFS rootfs is used
	 *  FSI(3) > SMSC911X(2)
	 */
	intc_set_priority(IRQ_FSI, 3);

	i2c_register_board_info(0, i2c0_devices,
				ARRAY_SIZE(i2c0_devices));

	i2c_register_board_info(1, i2c1_devices,
				ARRAY_SIZE(i2c1_devices));

#ifdef CONFIG_AP4EVB_QHD

	/*
	 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
	 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
	 */

	/* enable KEYSC */
	gpio_request(GPIO_FN_KEYOUT0, NULL);
	gpio_request(GPIO_FN_KEYOUT1, NULL);
	gpio_request(GPIO_FN_KEYOUT2, NULL);
	gpio_request(GPIO_FN_KEYOUT3, NULL);
	gpio_request(GPIO_FN_KEYOUT4, NULL);
	gpio_request(GPIO_FN_KEYIN0_136, NULL);
	gpio_request(GPIO_FN_KEYIN1_135, NULL);
	gpio_request(GPIO_FN_KEYIN2_134, NULL);
	gpio_request(GPIO_FN_KEYIN3_133, NULL);
	gpio_request(GPIO_FN_KEYIN4,     NULL);

	/* enable TouchScreen */
	irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);

	tsc_device.irq = IRQ28;
	i2c_register_board_info(1, &tsc_device, 1);

	/* LCDC0 */
	lcdc_info.clock_source			= LCDC_CLK_PERIPHERAL;
	lcdc_info.ch[0].interface_type		= RGB24;
	lcdc_info.ch[0].clock_divider		= 1;
	lcdc_info.ch[0].flags			= LCDC_FLAGS_DWPOL;
	lcdc_info.ch[0].lcd_size_cfg.width	= 44;
	lcdc_info.ch[0].lcd_size_cfg.height	= 79;

	platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));

#else
	/*
	 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
	 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
	 */

	gpio_request(GPIO_FN_LCDD17,   NULL);
	gpio_request(GPIO_FN_LCDD16,   NULL);
	gpio_request(GPIO_FN_LCDD15,   NULL);
	gpio_request(GPIO_FN_LCDD14,   NULL);
	gpio_request(GPIO_FN_LCDD13,   NULL);
	gpio_request(GPIO_FN_LCDD12,   NULL);
	gpio_request(GPIO_FN_LCDD11,   NULL);
	gpio_request(GPIO_FN_LCDD10,   NULL);
	gpio_request(GPIO_FN_LCDD9,    NULL);
	gpio_request(GPIO_FN_LCDD8,    NULL);
	gpio_request(GPIO_FN_LCDD7,    NULL);
	gpio_request(GPIO_FN_LCDD6,    NULL);
	gpio_request(GPIO_FN_LCDD5,    NULL);
	gpio_request(GPIO_FN_LCDD4,    NULL);
	gpio_request(GPIO_FN_LCDD3,    NULL);
	gpio_request(GPIO_FN_LCDD2,    NULL);
	gpio_request(GPIO_FN_LCDD1,    NULL);
	gpio_request(GPIO_FN_LCDD0,    NULL);
	gpio_request(GPIO_FN_LCDDISP,  NULL);
	gpio_request(GPIO_FN_LCDDCK,   NULL);

	gpio_request(GPIO_PORT189, NULL); /* backlight */
	gpio_direction_output(GPIO_PORT189, 1);

	gpio_request(GPIO_PORT151, NULL); /* LCDDON */
	gpio_direction_output(GPIO_PORT151, 1);

	lcdc_info.clock_source			= LCDC_CLK_BUS;
	lcdc_info.ch[0].interface_type		= RGB18;
	lcdc_info.ch[0].clock_divider		= 3;
	lcdc_info.ch[0].flags			= 0;
	lcdc_info.ch[0].lcd_size_cfg.width	= 152;
	lcdc_info.ch[0].lcd_size_cfg.height	= 91;

	/* enable TouchScreen */
	irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);

	tsc_device.irq = IRQ7;
	i2c_register_board_info(0, &tsc_device, 1);
#endif /* CONFIG_AP4EVB_QHD */

	/* CEU */

	/*
	 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
	 * becomes available
	 */

	/* MIPI-CSI stuff */
	gpio_request(GPIO_FN_VIO_CKO, NULL);

	clk = clk_get(NULL, "vck1_clk");
	if (!IS_ERR(clk)) {
		clk_set_rate(clk, clk_round_rate(clk, 13000000));
		clk_enable(clk);
		clk_put(clk);
	}

	sh7372_add_standard_devices();

	/* HDMI */
	gpio_request(GPIO_FN_HDMI_HPD, NULL);
	gpio_request(GPIO_FN_HDMI_CEC, NULL);

	/* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
#define SRCR4 0xe61580bc
	srcr4 = __raw_readl(SRCR4);
	__raw_writel(srcr4 | (1 << 13), SRCR4);
	udelay(50);
	__raw_writel(srcr4 & ~(1 << 13), SRCR4);

	platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));

	hdmi_init_pm_clock();
	fsi_init_pm_clock();
	sh7372_pm_init();
}

static void __init ap4evb_timer_init(void)
{
	sh7372_clock_init();
	shmobile_timer.init();

	/* External clock source */
	clk_set_rate(&sh7372_dv_clki_clk, 27000000);
}

static struct sys_timer ap4evb_timer = {
	.init		= ap4evb_timer_init,
};

MACHINE_START(AP4EVB, "ap4evb")
	.map_io		= ap4evb_map_io,
	.init_irq	= sh7372_init_irq,
	.handle_irq	= shmobile_handle_irq_intc,
	.init_machine	= ap4evb_init,
	.timer		= &ap4evb_timer,
MACHINE_END