e574d7f837a850e4ddd5efb02f102c47d4e10cd9
[pandora-kernel.git] / arch / arm / mach-davinci / board-dm646x-evm.c
1 /*
2  * TI DaVinci DM646X EVM board
3  *
4  * Derived from: arch/arm/mach-davinci/board-evm.c
5  * Copyright (C) 2006 Texas Instruments.
6  *
7  * (C) 2007-2008, MontaVista Software, Inc.
8  *
9  * This file is licensed under the terms of the GNU General Public License
10  * version 2. This program is licensed "as is" without any warranty of any
11  * kind, whether express or implied.
12  *
13  */
14
15 /**************************************************************************
16  * Included Files
17  **************************************************************************/
18
19 #include <linux/kernel.h>
20 #include <linux/init.h>
21 #include <linux/leds.h>
22 #include <linux/gpio.h>
23 #include <linux/platform_device.h>
24 #include <linux/i2c.h>
25 #include <linux/i2c/at24.h>
26 #include <linux/i2c/pcf857x.h>
27
28 #include <media/tvp514x.h>
29
30 #include <linux/mtd/mtd.h>
31 #include <linux/mtd/nand.h>
32 #include <linux/mtd/partitions.h>
33 #include <linux/clk.h>
34 #include <linux/export.h>
35
36 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
38
39 #include <mach/dm646x.h>
40 #include <mach/common.h>
41 #include <mach/serial.h>
42 #include <mach/i2c.h>
43 #include <mach/nand.h>
44 #include <mach/clock.h>
45 #include <mach/cdce949.h>
46 #include <mach/aemif.h>
47
48 #include "clock.h"
49
50 #define NAND_BLOCK_SIZE         SZ_128K
51
52 /* Note: We are setting first partition as 'bootloader' constituting UBL, U-Boot
53  * and U-Boot environment this avoids dependency on any particular combination
54  * of UBL, U-Boot or flashing tools etc.
55  */
56 static struct mtd_partition davinci_nand_partitions[] = {
57         {
58                 /* UBL, U-Boot with environment */
59                 .name           = "bootloader",
60                 .offset         = MTDPART_OFS_APPEND,
61                 .size           = 16 * NAND_BLOCK_SIZE,
62                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
63         }, {
64                 .name           = "kernel",
65                 .offset         = MTDPART_OFS_APPEND,
66                 .size           = SZ_4M,
67                 .mask_flags     = 0,
68         }, {
69                 .name           = "filesystem",
70                 .offset         = MTDPART_OFS_APPEND,
71                 .size           = MTDPART_SIZ_FULL,
72                 .mask_flags     = 0,
73         }
74 };
75
76 static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
77         .wsetup         = 29,
78         .wstrobe        = 24,
79         .whold          = 14,
80         .rsetup         = 19,
81         .rstrobe        = 33,
82         .rhold          = 0,
83         .ta             = 29,
84 };
85
86 static struct davinci_nand_pdata davinci_nand_data = {
87         .mask_cle               = 0x80000,
88         .mask_ale               = 0x40000,
89         .parts                  = davinci_nand_partitions,
90         .nr_parts               = ARRAY_SIZE(davinci_nand_partitions),
91         .ecc_mode               = NAND_ECC_HW,
92         .options                = 0,
93 };
94
95 static struct resource davinci_nand_resources[] = {
96         {
97                 .start          = DM646X_ASYNC_EMIF_CS2_SPACE_BASE,
98                 .end            = DM646X_ASYNC_EMIF_CS2_SPACE_BASE + SZ_32M - 1,
99                 .flags          = IORESOURCE_MEM,
100         }, {
101                 .start          = DM646X_ASYNC_EMIF_CONTROL_BASE,
102                 .end            = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
103                 .flags          = IORESOURCE_MEM,
104         },
105 };
106
107 static struct platform_device davinci_nand_device = {
108         .name                   = "davinci_nand",
109         .id                     = 0,
110
111         .num_resources          = ARRAY_SIZE(davinci_nand_resources),
112         .resource               = davinci_nand_resources,
113
114         .dev                    = {
115                 .platform_data  = &davinci_nand_data,
116         },
117 };
118
119 #if defined(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \
120     defined(CONFIG_BLK_DEV_PALMCHIP_BK3710_MODULE)
121 #define HAS_ATA 1
122 #else
123 #define HAS_ATA 0
124 #endif
125
126 /* CPLD Register 0 bits to control ATA */
127 #define DM646X_EVM_ATA_RST              BIT(0)
128 #define DM646X_EVM_ATA_PWD              BIT(1)
129
130 /* CPLD Register 0 Client: used for I/O Control */
131 static int cpld_reg0_probe(struct i2c_client *client,
132                            const struct i2c_device_id *id)
133 {
134         if (HAS_ATA) {
135                 u8 data;
136                 struct i2c_msg msg[2] = {
137                         {
138                                 .addr = client->addr,
139                                 .flags = I2C_M_RD,
140                                 .len = 1,
141                                 .buf = &data,
142                         },
143                         {
144                                 .addr = client->addr,
145                                 .flags = 0,
146                                 .len = 1,
147                                 .buf = &data,
148                         },
149                 };
150
151                 /* Clear ATA_RSTn and ATA_PWD bits to enable ATA operation. */
152                 i2c_transfer(client->adapter, msg, 1);
153                 data &= ~(DM646X_EVM_ATA_RST | DM646X_EVM_ATA_PWD);
154                 i2c_transfer(client->adapter, msg + 1, 1);
155         }
156
157         return 0;
158 }
159
160 static const struct i2c_device_id cpld_reg_ids[] = {
161         { "cpld_reg0", 0, },
162         { },
163 };
164
165 static struct i2c_driver dm6467evm_cpld_driver = {
166         .driver.name    = "cpld_reg0",
167         .id_table       = cpld_reg_ids,
168         .probe          = cpld_reg0_probe,
169 };
170
171 /* LEDS */
172
173 static struct gpio_led evm_leds[] = {
174         { .name = "DS1", .active_low = 1, },
175         { .name = "DS2", .active_low = 1, },
176         { .name = "DS3", .active_low = 1, },
177         { .name = "DS4", .active_low = 1, },
178 };
179
180 static const struct gpio_led_platform_data evm_led_data = {
181         .num_leds = ARRAY_SIZE(evm_leds),
182         .leds     = evm_leds,
183 };
184
185 static struct platform_device *evm_led_dev;
186
187 static int evm_led_setup(struct i2c_client *client, int gpio,
188                         unsigned int ngpio, void *c)
189 {
190         struct gpio_led *leds = evm_leds;
191         int status;
192
193         while (ngpio--) {
194                 leds->gpio = gpio++;
195                 leds++;
196         };
197
198         evm_led_dev = platform_device_alloc("leds-gpio", 0);
199         platform_device_add_data(evm_led_dev, &evm_led_data,
200                                 sizeof(evm_led_data));
201
202         evm_led_dev->dev.parent = &client->dev;
203         status = platform_device_add(evm_led_dev);
204         if (status < 0) {
205                 platform_device_put(evm_led_dev);
206                 evm_led_dev = NULL;
207         }
208         return status;
209 }
210
211 static int evm_led_teardown(struct i2c_client *client, int gpio,
212                                 unsigned ngpio, void *c)
213 {
214         if (evm_led_dev) {
215                 platform_device_unregister(evm_led_dev);
216                 evm_led_dev = NULL;
217         }
218         return 0;
219 }
220
221 static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };
222
223 static int evm_sw_setup(struct i2c_client *client, int gpio,
224                         unsigned ngpio, void *c)
225 {
226         int status;
227         int i;
228         char label[10];
229
230         for (i = 0; i < 4; ++i) {
231                 snprintf(label, 10, "user_sw%d", i);
232                 status = gpio_request(gpio, label);
233                 if (status)
234                         goto out_free;
235                 evm_sw_gpio[i] = gpio++;
236
237                 status = gpio_direction_input(evm_sw_gpio[i]);
238                 if (status) {
239                         gpio_free(evm_sw_gpio[i]);
240                         evm_sw_gpio[i] = -EINVAL;
241                         goto out_free;
242                 }
243
244                 status = gpio_export(evm_sw_gpio[i], 0);
245                 if (status) {
246                         gpio_free(evm_sw_gpio[i]);
247                         evm_sw_gpio[i] = -EINVAL;
248                         goto out_free;
249                 }
250         }
251         return status;
252 out_free:
253         for (i = 0; i < 4; ++i) {
254                 if (evm_sw_gpio[i] != -EINVAL) {
255                         gpio_free(evm_sw_gpio[i]);
256                         evm_sw_gpio[i] = -EINVAL;
257                 }
258         }
259         return status;
260 }
261
262 static int evm_sw_teardown(struct i2c_client *client, int gpio,
263                         unsigned ngpio, void *c)
264 {
265         int i;
266
267         for (i = 0; i < 4; ++i) {
268                 if (evm_sw_gpio[i] != -EINVAL) {
269                         gpio_unexport(evm_sw_gpio[i]);
270                         gpio_free(evm_sw_gpio[i]);
271                         evm_sw_gpio[i] = -EINVAL;
272                 }
273         }
274         return 0;
275 }
276
277 static int evm_pcf_setup(struct i2c_client *client, int gpio,
278                         unsigned int ngpio, void *c)
279 {
280         int status;
281
282         if (ngpio < 8)
283                 return -EINVAL;
284
285         status = evm_sw_setup(client, gpio, 4, c);
286         if (status)
287                 return status;
288
289         return evm_led_setup(client, gpio+4, 4, c);
290 }
291
292 static int evm_pcf_teardown(struct i2c_client *client, int gpio,
293                         unsigned int ngpio, void *c)
294 {
295         BUG_ON(ngpio < 8);
296
297         evm_sw_teardown(client, gpio, 4, c);
298         evm_led_teardown(client, gpio+4, 4, c);
299
300         return 0;
301 }
302
303 static struct pcf857x_platform_data pcf_data = {
304         .gpio_base      = DAVINCI_N_GPIO+1,
305         .setup          = evm_pcf_setup,
306         .teardown       = evm_pcf_teardown,
307 };
308
309 /* Most of this EEPROM is unused, but U-Boot uses some data:
310  *  - 0x7f00, 6 bytes Ethernet Address
311  *  - ... newer boards may have more
312  */
313
314 static struct at24_platform_data eeprom_info = {
315         .byte_len       = (256*1024) / 8,
316         .page_size      = 64,
317         .flags          = AT24_FLAG_ADDR16,
318         .setup          = davinci_get_mac_addr,
319         .context        = (void *)0x7f00,
320 };
321
322 static u8 dm646x_iis_serializer_direction[] = {
323        TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE,
324 };
325
326 static u8 dm646x_dit_serializer_direction[] = {
327        TX_MODE,
328 };
329
330 static struct snd_platform_data dm646x_evm_snd_data[] = {
331         {
332                 .tx_dma_offset  = 0x400,
333                 .rx_dma_offset  = 0x400,
334                 .op_mode        = DAVINCI_MCASP_IIS_MODE,
335                 .num_serializer = ARRAY_SIZE(dm646x_iis_serializer_direction),
336                 .tdm_slots      = 2,
337                 .serial_dir     = dm646x_iis_serializer_direction,
338                 .asp_chan_q     = EVENTQ_0,
339         },
340         {
341                 .tx_dma_offset  = 0x400,
342                 .rx_dma_offset  = 0,
343                 .op_mode        = DAVINCI_MCASP_DIT_MODE,
344                 .num_serializer = ARRAY_SIZE(dm646x_dit_serializer_direction),
345                 .tdm_slots      = 32,
346                 .serial_dir     = dm646x_dit_serializer_direction,
347                 .asp_chan_q     = EVENTQ_0,
348         },
349 };
350
351 static struct i2c_client *cpld_client;
352
353 static int cpld_video_probe(struct i2c_client *client,
354                         const struct i2c_device_id *id)
355 {
356         cpld_client = client;
357         return 0;
358 }
359
360 static int __devexit cpld_video_remove(struct i2c_client *client)
361 {
362         cpld_client = NULL;
363         return 0;
364 }
365
366 static const struct i2c_device_id cpld_video_id[] = {
367         { "cpld_video", 0 },
368         { }
369 };
370
371 static struct i2c_driver cpld_video_driver = {
372         .driver = {
373                 .name   = "cpld_video",
374         },
375         .probe          = cpld_video_probe,
376         .remove         = cpld_video_remove,
377         .id_table       = cpld_video_id,
378 };
379
380 static void evm_init_cpld(void)
381 {
382         i2c_add_driver(&cpld_video_driver);
383 }
384
385 static struct i2c_board_info __initdata i2c_info[] =  {
386         {
387                 I2C_BOARD_INFO("24c256", 0x50),
388                 .platform_data  = &eeprom_info,
389         },
390         {
391                 I2C_BOARD_INFO("pcf8574a", 0x38),
392                 .platform_data  = &pcf_data,
393         },
394         {
395                 I2C_BOARD_INFO("cpld_reg0", 0x3a),
396         },
397         {
398                 I2C_BOARD_INFO("tlv320aic33", 0x18),
399         },
400         {
401                 I2C_BOARD_INFO("cpld_video", 0x3b),
402         },
403         {
404                 I2C_BOARD_INFO("cdce949", 0x6c),
405         },
406 };
407
408 static struct davinci_i2c_platform_data i2c_pdata = {
409         .bus_freq       = 100 /* kHz */,
410         .bus_delay      = 0 /* usec */,
411 };
412
413 #define VIDCLKCTL_OFFSET        (DAVINCI_SYSTEM_MODULE_BASE + 0x38)
414 #define VSCLKDIS_OFFSET         (DAVINCI_SYSTEM_MODULE_BASE + 0x6c)
415 #define VCH2CLK_MASK            (BIT_MASK(10) | BIT_MASK(9) | BIT_MASK(8))
416 #define VCH2CLK_SYSCLK8         (BIT(9))
417 #define VCH2CLK_AUXCLK          (BIT(9) | BIT(8))
418 #define VCH3CLK_MASK            (BIT_MASK(14) | BIT_MASK(13) | BIT_MASK(12))
419 #define VCH3CLK_SYSCLK8         (BIT(13))
420 #define VCH3CLK_AUXCLK          (BIT(14) | BIT(13))
421
422 #define VIDCH2CLK               (BIT(10))
423 #define VIDCH3CLK               (BIT(11))
424 #define VIDCH1CLK               (BIT(4))
425 #define TVP7002_INPUT           (BIT(4))
426 #define TVP5147_INPUT           (~BIT(4))
427 #define VPIF_INPUT_ONE_CHANNEL  (BIT(5))
428 #define VPIF_INPUT_TWO_CHANNEL  (~BIT(5))
429 #define TVP5147_CH0             "tvp514x-0"
430 #define TVP5147_CH1             "tvp514x-1"
431
432 static void __iomem *vpif_vidclkctl_reg;
433 static void __iomem *vpif_vsclkdis_reg;
434 /* spin lock for updating above registers */
435 static spinlock_t vpif_reg_lock;
436
437 static int set_vpif_clock(int mux_mode, int hd)
438 {
439         unsigned long flags;
440         unsigned int value;
441         int val = 0;
442         int err = 0;
443
444         if (!vpif_vidclkctl_reg || !vpif_vsclkdis_reg || !cpld_client)
445                 return -ENXIO;
446
447         /* disable the clock */
448         spin_lock_irqsave(&vpif_reg_lock, flags);
449         value = __raw_readl(vpif_vsclkdis_reg);
450         value |= (VIDCH3CLK | VIDCH2CLK);
451         __raw_writel(value, vpif_vsclkdis_reg);
452         spin_unlock_irqrestore(&vpif_reg_lock, flags);
453
454         val = i2c_smbus_read_byte(cpld_client);
455         if (val < 0)
456                 return val;
457
458         if (mux_mode == 1)
459                 val &= ~0x40;
460         else
461                 val |= 0x40;
462
463         err = i2c_smbus_write_byte(cpld_client, val);
464         if (err)
465                 return err;
466
467         value = __raw_readl(vpif_vidclkctl_reg);
468         value &= ~(VCH2CLK_MASK);
469         value &= ~(VCH3CLK_MASK);
470
471         if (hd >= 1)
472                 value |= (VCH2CLK_SYSCLK8 | VCH3CLK_SYSCLK8);
473         else
474                 value |= (VCH2CLK_AUXCLK | VCH3CLK_AUXCLK);
475
476         __raw_writel(value, vpif_vidclkctl_reg);
477
478         spin_lock_irqsave(&vpif_reg_lock, flags);
479         value = __raw_readl(vpif_vsclkdis_reg);
480         /* enable the clock */
481         value &= ~(VIDCH3CLK | VIDCH2CLK);
482         __raw_writel(value, vpif_vsclkdis_reg);
483         spin_unlock_irqrestore(&vpif_reg_lock, flags);
484
485         return 0;
486 }
487
488 static struct vpif_subdev_info dm646x_vpif_subdev[] = {
489         {
490                 .name   = "adv7343",
491                 .board_info = {
492                         I2C_BOARD_INFO("adv7343", 0x2a),
493                 },
494         },
495         {
496                 .name   = "ths7303",
497                 .board_info = {
498                         I2C_BOARD_INFO("ths7303", 0x2c),
499                 },
500         },
501 };
502
503 static const char *output[] = {
504         "Composite",
505         "Component",
506         "S-Video",
507 };
508
509 static struct vpif_display_config dm646x_vpif_display_config = {
510         .set_clock      = set_vpif_clock,
511         .subdevinfo     = dm646x_vpif_subdev,
512         .subdev_count   = ARRAY_SIZE(dm646x_vpif_subdev),
513         .output         = output,
514         .output_count   = ARRAY_SIZE(output),
515         .card_name      = "DM646x EVM",
516 };
517
518 /**
519  * setup_vpif_input_path()
520  * @channel: channel id (0 - CH0, 1 - CH1)
521  * @sub_dev_name: ptr sub device name
522  *
523  * This will set vpif input to capture data from tvp514x or
524  * tvp7002.
525  */
526 static int setup_vpif_input_path(int channel, const char *sub_dev_name)
527 {
528         int err = 0;
529         int val;
530
531         /* for channel 1, we don't do anything */
532         if (channel != 0)
533                 return 0;
534
535         if (!cpld_client)
536                 return -ENXIO;
537
538         val = i2c_smbus_read_byte(cpld_client);
539         if (val < 0)
540                 return val;
541
542         if (!strcmp(sub_dev_name, TVP5147_CH0) ||
543             !strcmp(sub_dev_name, TVP5147_CH1))
544                 val &= TVP5147_INPUT;
545         else
546                 val |= TVP7002_INPUT;
547
548         err = i2c_smbus_write_byte(cpld_client, val);
549         if (err)
550                 return err;
551         return 0;
552 }
553
554 /**
555  * setup_vpif_input_channel_mode()
556  * @mux_mode:  mux mode. 0 - 1 channel or (1) - 2 channel
557  *
558  * This will setup input mode to one channel (TVP7002) or 2 channel (TVP5147)
559  */
560 static int setup_vpif_input_channel_mode(int mux_mode)
561 {
562         unsigned long flags;
563         int err = 0;
564         int val;
565         u32 value;
566
567         if (!vpif_vsclkdis_reg || !cpld_client)
568                 return -ENXIO;
569
570         val = i2c_smbus_read_byte(cpld_client);
571         if (val < 0)
572                 return val;
573
574         spin_lock_irqsave(&vpif_reg_lock, flags);
575         value = __raw_readl(vpif_vsclkdis_reg);
576         if (mux_mode) {
577                 val &= VPIF_INPUT_TWO_CHANNEL;
578                 value |= VIDCH1CLK;
579         } else {
580                 val |= VPIF_INPUT_ONE_CHANNEL;
581                 value &= ~VIDCH1CLK;
582         }
583         __raw_writel(value, vpif_vsclkdis_reg);
584         spin_unlock_irqrestore(&vpif_reg_lock, flags);
585
586         err = i2c_smbus_write_byte(cpld_client, val);
587         if (err)
588                 return err;
589
590         return 0;
591 }
592
593 static struct tvp514x_platform_data tvp5146_pdata = {
594         .clk_polarity = 0,
595         .hs_polarity = 1,
596         .vs_polarity = 1
597 };
598
599 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
600
601 static struct vpif_subdev_info vpif_capture_sdev_info[] = {
602         {
603                 .name   = TVP5147_CH0,
604                 .board_info = {
605                         I2C_BOARD_INFO("tvp5146", 0x5d),
606                         .platform_data = &tvp5146_pdata,
607                 },
608                 .input = INPUT_CVBS_VI2B,
609                 .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
610                 .can_route = 1,
611                 .vpif_if = {
612                         .if_type = VPIF_IF_BT656,
613                         .hd_pol = 1,
614                         .vd_pol = 1,
615                         .fid_pol = 0,
616                 },
617         },
618         {
619                 .name   = TVP5147_CH1,
620                 .board_info = {
621                         I2C_BOARD_INFO("tvp5146", 0x5c),
622                         .platform_data = &tvp5146_pdata,
623                 },
624                 .input = INPUT_SVIDEO_VI2C_VI1C,
625                 .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
626                 .can_route = 1,
627                 .vpif_if = {
628                         .if_type = VPIF_IF_BT656,
629                         .hd_pol = 1,
630                         .vd_pol = 1,
631                         .fid_pol = 0,
632                 },
633         },
634 };
635
636 static const struct vpif_input dm6467_ch0_inputs[] = {
637         {
638                 .input = {
639                         .index = 0,
640                         .name = "Composite",
641                         .type = V4L2_INPUT_TYPE_CAMERA,
642                         .std = TVP514X_STD_ALL,
643                 },
644                 .subdev_name = TVP5147_CH0,
645         },
646 };
647
648 static const struct vpif_input dm6467_ch1_inputs[] = {
649        {
650                 .input = {
651                         .index = 0,
652                         .name = "S-Video",
653                         .type = V4L2_INPUT_TYPE_CAMERA,
654                         .std = TVP514X_STD_ALL,
655                 },
656                 .subdev_name = TVP5147_CH1,
657         },
658 };
659
660 static struct vpif_capture_config dm646x_vpif_capture_cfg = {
661         .setup_input_path = setup_vpif_input_path,
662         .setup_input_channel_mode = setup_vpif_input_channel_mode,
663         .subdev_info = vpif_capture_sdev_info,
664         .subdev_count = ARRAY_SIZE(vpif_capture_sdev_info),
665         .chan_config[0] = {
666                 .inputs = dm6467_ch0_inputs,
667                 .input_count = ARRAY_SIZE(dm6467_ch0_inputs),
668         },
669         .chan_config[1] = {
670                 .inputs = dm6467_ch1_inputs,
671                 .input_count = ARRAY_SIZE(dm6467_ch1_inputs),
672         },
673 };
674
675 static void __init evm_init_video(void)
676 {
677         vpif_vidclkctl_reg = ioremap(VIDCLKCTL_OFFSET, 4);
678         vpif_vsclkdis_reg = ioremap(VSCLKDIS_OFFSET, 4);
679         if (!vpif_vidclkctl_reg || !vpif_vsclkdis_reg) {
680                 pr_err("Can't map VPIF VIDCLKCTL or VSCLKDIS registers\n");
681                 return;
682         }
683         spin_lock_init(&vpif_reg_lock);
684
685         dm646x_setup_vpif(&dm646x_vpif_display_config,
686                           &dm646x_vpif_capture_cfg);
687 }
688
689 static void __init evm_init_i2c(void)
690 {
691         davinci_init_i2c(&i2c_pdata);
692         i2c_add_driver(&dm6467evm_cpld_driver);
693         i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
694         evm_init_cpld();
695         evm_init_video();
696 }
697
698 #define CDCE949_XIN_RATE        27000000
699
700 /* CDCE949 support - "lpsc" field is overridden to work as clock number */
701 static struct clk cdce_clk_in = {
702         .name   = "cdce_xin",
703         .rate   = CDCE949_XIN_RATE,
704 };
705
706 static struct clk_lookup cdce_clks[] = {
707         CLK(NULL, "xin", &cdce_clk_in),
708         CLK(NULL, NULL, NULL),
709 };
710
711 static void __init cdce_clk_init(void)
712 {
713         struct clk_lookup *c;
714         struct clk *clk;
715
716         for (c = cdce_clks; c->clk; c++) {
717                 clk = c->clk;
718                 clkdev_add(c);
719                 clk_register(clk);
720         }
721 }
722
723 #define DM6467T_EVM_REF_FREQ            33000000
724
725 static void __init davinci_map_io(void)
726 {
727         dm646x_init();
728
729         if (machine_is_davinci_dm6467tevm())
730                 davinci_set_refclk_rate(DM6467T_EVM_REF_FREQ);
731
732         cdce_clk_init();
733 }
734
735 static struct davinci_uart_config uart_config __initdata = {
736         .enabled_uarts = (1 << 0),
737 };
738
739 #define DM646X_EVM_PHY_ID               "0:01"
740 /*
741  * The following EDMA channels/slots are not being used by drivers (for
742  * example: Timer, GPIO, UART events etc) on dm646x, hence they are being
743  * reserved for codecs on the DSP side.
744  */
745 static const s16 dm646x_dma_rsv_chans[][2] = {
746         /* (offset, number) */
747         { 0,  4},
748         {13,  3},
749         {24,  4},
750         {30,  2},
751         {54,  3},
752         {-1, -1}
753 };
754
755 static const s16 dm646x_dma_rsv_slots[][2] = {
756         /* (offset, number) */
757         { 0,  4},
758         {13,  3},
759         {24,  4},
760         {30,  2},
761         {54,  3},
762         {128, 384},
763         {-1, -1}
764 };
765
766 static struct edma_rsv_info dm646x_edma_rsv[] = {
767         {
768                 .rsv_chans      = dm646x_dma_rsv_chans,
769                 .rsv_slots      = dm646x_dma_rsv_slots,
770         },
771 };
772
773 static __init void evm_init(void)
774 {
775         struct davinci_soc_info *soc_info = &davinci_soc_info;
776
777         evm_init_i2c();
778         davinci_serial_init(&uart_config);
779         dm646x_init_mcasp0(&dm646x_evm_snd_data[0]);
780         dm646x_init_mcasp1(&dm646x_evm_snd_data[1]);
781
782         if (machine_is_davinci_dm6467tevm())
783                 davinci_nand_data.timing = &dm6467tevm_nandflash_timing;
784
785         platform_device_register(&davinci_nand_device);
786
787         dm646x_init_edma(dm646x_edma_rsv);
788
789         if (HAS_ATA)
790                 davinci_init_ide();
791
792         soc_info->emac_pdata->phy_id = DM646X_EVM_PHY_ID;
793 }
794
795 MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
796         .atag_offset  = 0x100,
797         .map_io       = davinci_map_io,
798         .init_irq     = davinci_irq_init,
799         .timer        = &davinci_timer,
800         .init_machine = evm_init,
801         .dma_zone_size  = SZ_128M,
802 MACHINE_END
803
804 MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
805         .atag_offset  = 0x100,
806         .map_io       = davinci_map_io,
807         .init_irq     = davinci_irq_init,
808         .timer        = &davinci_timer,
809         .init_machine = evm_init,
810         .dma_zone_size  = SZ_128M,
811 MACHINE_END
812