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[linux-2.6/next.git] / arch / arm / mach-davinci / board-da830-evm.c
blob8bc3701aa05cdca50c4db84d54b2190de991527a
1 /*
2 * TI DA830/OMAP L137 EVM board
3 *
4 * Author: Mark A. Greer <mgreer@mvista.com>
5 * Derived from: arch/arm/mach-davinci/board-dm644x-evm.c
6 *
7 * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
8 * the terms of the GNU General Public License version 2. This program
9 * is licensed "as is" without any warranty of any kind, whether express
10 * or implied.
11 */
12 #include <linux/kernel.h>
13 #include <linux/init.h>
14 #include <linux/console.h>
15 #include <linux/interrupt.h>
16 #include <linux/gpio.h>
17 #include <linux/platform_device.h>
18 #include <linux/i2c.h>
19 #include <linux/i2c/pcf857x.h>
20 #include <linux/i2c/at24.h>
21 #include <linux/mtd/mtd.h>
22 #include <linux/mtd/partitions.h>
23 #include <linux/spi/spi.h>
24 #include <linux/spi/flash.h>
25
26 #include <asm/mach-types.h>
27 #include <asm/mach/arch.h>
28
29 #include <mach/cp_intc.h>
30 #include <mach/mux.h>
31 #include <mach/nand.h>
32 #include <mach/da8xx.h>
33 #include <mach/usb.h>
34 #include <mach/aemif.h>
35 #include <mach/spi.h>
36
37 #define DA830_EVM_PHY_ID ""
38 /*
39 * USB1 VBUS is controlled by GPIO1[15], over-current is reported on GPIO2[4].
40 */
41 #define ON_BD_USB_DRV GPIO_TO_PIN(1, 15)
42 #define ON_BD_USB_OVC GPIO_TO_PIN(2, 4)
43
44 static const short da830_evm_usb11_pins[] = {
45 DA830_GPIO1_15, DA830_GPIO2_4,
46 -1
47 };
48
49 static da8xx_ocic_handler_t da830_evm_usb_ocic_handler;
50
51 static int da830_evm_usb_set_power(unsigned port, int on)
52 {
53 gpio_set_value(ON_BD_USB_DRV, on);
54 return 0;
55 }
56
57 static int da830_evm_usb_get_power(unsigned port)
58 {
59 return gpio_get_value(ON_BD_USB_DRV);
60 }
61
62 static int da830_evm_usb_get_oci(unsigned port)
63 {
64 return !gpio_get_value(ON_BD_USB_OVC);
65 }
66
67 static irqreturn_t da830_evm_usb_ocic_irq(int, void *);
68
69 static int da830_evm_usb_ocic_notify(da8xx_ocic_handler_t handler)
70 {
71 int irq = gpio_to_irq(ON_BD_USB_OVC);
72 int error = 0;
73
74 if (handler != NULL) {
75 da830_evm_usb_ocic_handler = handler;
76
77 error = request_irq(irq, da830_evm_usb_ocic_irq, IRQF_DISABLED |
78 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
79 "OHCI over-current indicator", NULL);
80 if (error)
81 printk(KERN_ERR "%s: could not request IRQ to watch "
82 "over-current indicator changes\n", __func__);
83 } else
84 free_irq(irq, NULL);
85
86 return error;
87 }
88
89 static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = {
90 .set_power = da830_evm_usb_set_power,
91 .get_power = da830_evm_usb_get_power,
92 .get_oci = da830_evm_usb_get_oci,
93 .ocic_notify = da830_evm_usb_ocic_notify,
94
95 /* TPS2065 switch @ 5V */
96 .potpgt = (3 + 1) / 2, /* 3 ms max */
97 };
98
99 static irqreturn_t da830_evm_usb_ocic_irq(int irq, void *dev_id)
100 {
101 da830_evm_usb_ocic_handler(&da830_evm_usb11_pdata, 1);
102 return IRQ_HANDLED;
103 }
104
105 static __init void da830_evm_usb_init(void)
106 {
107 u32 cfgchip2;
108 int ret;
109
110 /*
111 * Set up USB clock/mode in the CFGCHIP2 register.
112 * FYI: CFGCHIP2 is 0x0000ef00 initially.
113 */
114 cfgchip2 = __raw_readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));
115
116 /* USB2.0 PHY reference clock is 24 MHz */
117 cfgchip2 &= ~CFGCHIP2_REFFREQ;
118 cfgchip2 |= CFGCHIP2_REFFREQ_24MHZ;
119
120 /*
121 * Select internal reference clock for USB 2.0 PHY
122 * and use it as a clock source for USB 1.1 PHY
123 * (this is the default setting anyway).
124 */
125 cfgchip2 &= ~CFGCHIP2_USB1PHYCLKMUX;
126 cfgchip2 |= CFGCHIP2_USB2PHYCLKMUX;
127
128 /*
129 * We have to override VBUS/ID signals when MUSB is configured into the
130 * host-only mode -- ID pin will float if no cable is connected, so the
131 * controller won't be able to drive VBUS thinking that it's a B-device.
132 * Otherwise, we want to use the OTG mode and enable VBUS comparators.
133 */
134 cfgchip2 &= ~CFGCHIP2_OTGMODE;
135 #ifdef CONFIG_USB_MUSB_HOST
136 cfgchip2 |= CFGCHIP2_FORCE_HOST;
137 #else
138 cfgchip2 |= CFGCHIP2_SESENDEN | CFGCHIP2_VBDTCTEN;
139 #endif
140
141 __raw_writel(cfgchip2, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));
142
143 /* USB_REFCLKIN is not used. */
144 ret = davinci_cfg_reg(DA830_USB0_DRVVBUS);
145 if (ret)
146 pr_warning("%s: USB 2.0 PinMux setup failed: %d\n",
147 __func__, ret);
148 else {
149 /*
150 * TPS2065 switch @ 5V supplies 1 A (sustains 1.5 A),
151 * with the power on to power good time of 3 ms.
152 */
153 ret = da8xx_register_usb20(1000, 3);
154 if (ret)
155 pr_warning("%s: USB 2.0 registration failed: %d\n",
156 __func__, ret);
157 }
158
159 ret = davinci_cfg_reg_list(da830_evm_usb11_pins);
160 if (ret) {
161 pr_warning("%s: USB 1.1 PinMux setup failed: %d\n",
162 __func__, ret);
163 return;
164 }
165
166 ret = gpio_request(ON_BD_USB_DRV, "ON_BD_USB_DRV");
167 if (ret) {
168 printk(KERN_ERR "%s: failed to request GPIO for USB 1.1 port "
169 "power control: %d\n", __func__, ret);
170 return;
171 }
172 gpio_direction_output(ON_BD_USB_DRV, 0);
173
174 ret = gpio_request(ON_BD_USB_OVC, "ON_BD_USB_OVC");
175 if (ret) {
176 printk(KERN_ERR "%s: failed to request GPIO for USB 1.1 port "
177 "over-current indicator: %d\n", __func__, ret);
178 return;
179 }
180 gpio_direction_input(ON_BD_USB_OVC);
181
182 ret = da8xx_register_usb11(&da830_evm_usb11_pdata);
183 if (ret)
184 pr_warning("%s: USB 1.1 registration failed: %d\n",
185 __func__, ret);
186 }
187
188 static struct davinci_uart_config da830_evm_uart_config __initdata = {
189 .enabled_uarts = 0x7,
190 };
191
192 static const short da830_evm_mcasp1_pins[] = {
193 DA830_AHCLKX1, DA830_ACLKX1, DA830_AFSX1, DA830_AHCLKR1, DA830_AFSR1,
194 DA830_AMUTE1, DA830_AXR1_0, DA830_AXR1_1, DA830_AXR1_2, DA830_AXR1_5,
195 DA830_ACLKR1, DA830_AXR1_6, DA830_AXR1_7, DA830_AXR1_8, DA830_AXR1_10,
196 DA830_AXR1_11,
197 -1
198 };
199
200 static u8 da830_iis_serializer_direction[] = {
201 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
202 INACTIVE_MODE, TX_MODE, INACTIVE_MODE, INACTIVE_MODE,
203 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
204 };
205
206 static struct snd_platform_data da830_evm_snd_data = {
207 .tx_dma_offset = 0x2000,
208 .rx_dma_offset = 0x2000,
209 .op_mode = DAVINCI_MCASP_IIS_MODE,
210 .num_serializer = ARRAY_SIZE(da830_iis_serializer_direction),
211 .tdm_slots = 2,
212 .serial_dir = da830_iis_serializer_direction,
213 .asp_chan_q = EVENTQ_0,
214 .version = MCASP_VERSION_2,
215 .txnumevt = 1,
216 .rxnumevt = 1,
217 };
218
219 /*
220 * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS.
221 */
222 static const short da830_evm_mmc_sd_pins[] = {
223 DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2,
224 DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5,
225 DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK,
226 DA830_MMCSD_CMD, DA830_GPIO2_1, DA830_GPIO2_2,
227 -1
228 };
229
230 #define DA830_MMCSD_WP_PIN GPIO_TO_PIN(2, 1)
231 #define DA830_MMCSD_CD_PIN GPIO_TO_PIN(2, 2)
232
233 static int da830_evm_mmc_get_ro(int index)
234 {
235 return gpio_get_value(DA830_MMCSD_WP_PIN);
236 }
237
238 static int da830_evm_mmc_get_cd(int index)
239 {
240 return !gpio_get_value(DA830_MMCSD_CD_PIN);
241 }
242
243 static struct davinci_mmc_config da830_evm_mmc_config = {
244 .get_ro = da830_evm_mmc_get_ro,
245 .get_cd = da830_evm_mmc_get_cd,
246 .wires = 8,
247 .max_freq = 50000000,
248 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
249 .version = MMC_CTLR_VERSION_2,
250 };
251
252 static inline void da830_evm_init_mmc(void)
253 {
254 int ret;
255
256 ret = davinci_cfg_reg_list(da830_evm_mmc_sd_pins);
257 if (ret) {
258 pr_warning("da830_evm_init: mmc/sd mux setup failed: %d\n",
259 ret);
260 return;
261 }
262
263 ret = gpio_request(DA830_MMCSD_WP_PIN, "MMC WP");
264 if (ret) {
265 pr_warning("da830_evm_init: can not open GPIO %d\n",
266 DA830_MMCSD_WP_PIN);
267 return;
268 }
269 gpio_direction_input(DA830_MMCSD_WP_PIN);
270
271 ret = gpio_request(DA830_MMCSD_CD_PIN, "MMC CD\n");
272 if (ret) {
273 pr_warning("da830_evm_init: can not open GPIO %d\n",
274 DA830_MMCSD_CD_PIN);
275 return;
276 }
277 gpio_direction_input(DA830_MMCSD_CD_PIN);
278
279 ret = da8xx_register_mmcsd0(&da830_evm_mmc_config);
280 if (ret) {
281 pr_warning("da830_evm_init: mmc/sd registration failed: %d\n",
282 ret);
283 gpio_free(DA830_MMCSD_WP_PIN);
284 }
285 }
286
287 /*
288 * UI board NAND/NOR flashes only use 8-bit data bus.
289 */
290 static const short da830_evm_emif25_pins[] = {
291 DA830_EMA_D_0, DA830_EMA_D_1, DA830_EMA_D_2, DA830_EMA_D_3,
292 DA830_EMA_D_4, DA830_EMA_D_5, DA830_EMA_D_6, DA830_EMA_D_7,
293 DA830_EMA_A_0, DA830_EMA_A_1, DA830_EMA_A_2, DA830_EMA_A_3,
294 DA830_EMA_A_4, DA830_EMA_A_5, DA830_EMA_A_6, DA830_EMA_A_7,
295 DA830_EMA_A_8, DA830_EMA_A_9, DA830_EMA_A_10, DA830_EMA_A_11,
296 DA830_EMA_A_12, DA830_EMA_BA_0, DA830_EMA_BA_1, DA830_NEMA_WE,
297 DA830_NEMA_CS_2, DA830_NEMA_CS_3, DA830_NEMA_OE, DA830_EMA_WAIT_0,
298 -1
299 };
300
301 #if defined(CONFIG_MMC_DAVINCI) || defined(CONFIG_MMC_DAVINCI_MODULE)
302 #define HAS_MMC 1
303 #else
304 #define HAS_MMC 0
305 #endif
306
307 #ifdef CONFIG_DA830_UI_NAND
308 static struct mtd_partition da830_evm_nand_partitions[] = {
309 /* bootloader (U-Boot, etc) in first sector */
310 [0] = {
311 .name = "bootloader",
312 .offset = 0,
313 .size = SZ_128K,
314 .mask_flags = MTD_WRITEABLE, /* force read-only */
315 },
316 /* bootloader params in the next sector */
317 [1] = {
318 .name = "params",
319 .offset = MTDPART_OFS_APPEND,
320 .size = SZ_128K,
321 .mask_flags = MTD_WRITEABLE, /* force read-only */
322 },
323 /* kernel */
324 [2] = {
325 .name = "kernel",
326 .offset = MTDPART_OFS_APPEND,
327 .size = SZ_2M,
328 .mask_flags = 0,
329 },
330 /* file system */
331 [3] = {
332 .name = "filesystem",
333 .offset = MTDPART_OFS_APPEND,
334 .size = MTDPART_SIZ_FULL,
335 .mask_flags = 0,
336 }
337 };
338
339 /* flash bbt decriptors */
340 static uint8_t da830_evm_nand_bbt_pattern[] = { 'B', 'b', 't', '0' };
341 static uint8_t da830_evm_nand_mirror_pattern[] = { '1', 't', 'b', 'B' };
342
343 static struct nand_bbt_descr da830_evm_nand_bbt_main_descr = {
344 .options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
345 NAND_BBT_WRITE | NAND_BBT_2BIT |
346 NAND_BBT_VERSION | NAND_BBT_PERCHIP,
347 .offs = 2,
348 .len = 4,
349 .veroffs = 16,
350 .maxblocks = 4,
351 .pattern = da830_evm_nand_bbt_pattern
352 };
353
354 static struct nand_bbt_descr da830_evm_nand_bbt_mirror_descr = {
355 .options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
356 NAND_BBT_WRITE | NAND_BBT_2BIT |
357 NAND_BBT_VERSION | NAND_BBT_PERCHIP,
358 .offs = 2,
359 .len = 4,
360 .veroffs = 16,
361 .maxblocks = 4,
362 .pattern = da830_evm_nand_mirror_pattern
363 };
364
365 static struct davinci_aemif_timing da830_evm_nandflash_timing = {
366 .wsetup = 24,
367 .wstrobe = 21,
368 .whold = 14,
369 .rsetup = 19,
370 .rstrobe = 50,
371 .rhold = 0,
372 .ta = 20,
373 };
374
375 static struct davinci_nand_pdata da830_evm_nand_pdata = {
376 .parts = da830_evm_nand_partitions,
377 .nr_parts = ARRAY_SIZE(da830_evm_nand_partitions),
378 .ecc_mode = NAND_ECC_HW,
379 .ecc_bits = 4,
380 .options = NAND_USE_FLASH_BBT,
381 .bbt_td = &da830_evm_nand_bbt_main_descr,
382 .bbt_md = &da830_evm_nand_bbt_mirror_descr,
383 .timing = &da830_evm_nandflash_timing,
384 };
385
386 static struct resource da830_evm_nand_resources[] = {
387 [0] = { /* First memory resource is NAND I/O window */
388 .start = DA8XX_AEMIF_CS3_BASE,
389 .end = DA8XX_AEMIF_CS3_BASE + PAGE_SIZE - 1,
390 .flags = IORESOURCE_MEM,
391 },
392 [1] = { /* Second memory resource is AEMIF control registers */
393 .start = DA8XX_AEMIF_CTL_BASE,
394 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
395 .flags = IORESOURCE_MEM,
396 },
397 };
398
399 static struct platform_device da830_evm_nand_device = {
400 .name = "davinci_nand",
401 .id = 1,
402 .dev = {
403 .platform_data = &da830_evm_nand_pdata,
404 },
405 .num_resources = ARRAY_SIZE(da830_evm_nand_resources),
406 .resource = da830_evm_nand_resources,
407 };
408
409 static inline void da830_evm_init_nand(int mux_mode)
410 {
411 int ret;
412
413 if (HAS_MMC) {
414 pr_warning("WARNING: both MMC/SD and NAND are "
415 "enabled, but they share AEMIF pins.\n"
416 "\tDisable MMC/SD for NAND support.\n");
417 return;
418 }
419
420 ret = davinci_cfg_reg_list(da830_evm_emif25_pins);
421 if (ret)
422 pr_warning("da830_evm_init: emif25 mux setup failed: %d\n",
423 ret);
424
425 ret = platform_device_register(&da830_evm_nand_device);
426 if (ret)
427 pr_warning("da830_evm_init: NAND device not registered.\n");
428
429 gpio_direction_output(mux_mode, 1);
430 }
431 #else
432 static inline void da830_evm_init_nand(int mux_mode) { }
433 #endif
434
435 #ifdef CONFIG_DA830_UI_LCD
436 static inline void da830_evm_init_lcdc(int mux_mode)
437 {
438 int ret;
439
440 ret = davinci_cfg_reg_list(da830_lcdcntl_pins);
441 if (ret)
442 pr_warning("da830_evm_init: lcdcntl mux setup failed: %d\n",
443 ret);
444
445 ret = da8xx_register_lcdc(&sharp_lcd035q3dg01_pdata);
446 if (ret)
447 pr_warning("da830_evm_init: lcd setup failed: %d\n", ret);
448
449 gpio_direction_output(mux_mode, 0);
450 }
451 #else
452 static inline void da830_evm_init_lcdc(int mux_mode) { }
453 #endif
454
455 static struct at24_platform_data da830_evm_i2c_eeprom_info = {
456 .byte_len = SZ_256K / 8,
457 .page_size = 64,
458 .flags = AT24_FLAG_ADDR16,
459 .setup = davinci_get_mac_addr,
460 .context = (void *)0x7f00,
461 };
462
463 static int __init da830_evm_ui_expander_setup(struct i2c_client *client,
464 int gpio, unsigned ngpio, void *context)
465 {
466 gpio_request(gpio + 6, "UI MUX_MODE");
467
468 /* Drive mux mode low to match the default without UI card */
469 gpio_direction_output(gpio + 6, 0);
470
471 da830_evm_init_lcdc(gpio + 6);
472
473 da830_evm_init_nand(gpio + 6);
474
475 return 0;
476 }
477
478 static int da830_evm_ui_expander_teardown(struct i2c_client *client, int gpio,
479 unsigned ngpio, void *context)
480 {
481 gpio_free(gpio + 6);
482 return 0;
483 }
484
485 static struct pcf857x_platform_data __initdata da830_evm_ui_expander_info = {
486 .gpio_base = DAVINCI_N_GPIO,
487 .setup = da830_evm_ui_expander_setup,
488 .teardown = da830_evm_ui_expander_teardown,
489 };
490
491 static struct i2c_board_info __initdata da830_evm_i2c_devices[] = {
492 {
493 I2C_BOARD_INFO("24c256", 0x50),
494 .platform_data = &da830_evm_i2c_eeprom_info,
495 },
496 {
497 I2C_BOARD_INFO("tlv320aic3x", 0x18),
498 },
499 {
500 I2C_BOARD_INFO("pcf8574", 0x3f),
501 .platform_data = &da830_evm_ui_expander_info,
502 },
503 };
504
505 static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = {
506 .bus_freq = 100, /* kHz */
507 .bus_delay = 0, /* usec */
508 };
509
510 /*
511 * The following EDMA channels/slots are not being used by drivers (for
512 * example: Timer, GPIO, UART events etc) on da830/omap-l137 EVM, hence
513 * they are being reserved for codecs on the DSP side.
514 */
515 static const s16 da830_dma_rsv_chans[][2] = {
516 /* (offset, number) */
517 { 8, 2},
518 {12, 2},
519 {24, 4},
520 {30, 2},
521 {-1, -1}
522 };
523
524 static const s16 da830_dma_rsv_slots[][2] = {
525 /* (offset, number) */
526 { 8, 2},
527 {12, 2},
528 {24, 4},
529 {30, 26},
530 {-1, -1}
531 };
532
533 static struct edma_rsv_info da830_edma_rsv[] = {
534 {
535 .rsv_chans = da830_dma_rsv_chans,
536 .rsv_slots = da830_dma_rsv_slots,
537 },
538 };
539
540 static struct mtd_partition da830evm_spiflash_part[] = {
541 [0] = {
542 .name = "DSP-UBL",
543 .offset = 0,
544 .size = SZ_8K,
545 .mask_flags = MTD_WRITEABLE,
546 },
547 [1] = {
548 .name = "ARM-UBL",
549 .offset = MTDPART_OFS_APPEND,
550 .size = SZ_16K + SZ_8K,
551 .mask_flags = MTD_WRITEABLE,
552 },
553 [2] = {
554 .name = "U-Boot",
555 .offset = MTDPART_OFS_APPEND,
556 .size = SZ_256K - SZ_32K,
557 .mask_flags = MTD_WRITEABLE,
558 },
559 [3] = {
560 .name = "U-Boot-Environment",
561 .offset = MTDPART_OFS_APPEND,
562 .size = SZ_16K,
563 .mask_flags = 0,
564 },
565 [4] = {
566 .name = "Kernel",
567 .offset = MTDPART_OFS_APPEND,
568 .size = MTDPART_SIZ_FULL,
569 .mask_flags = 0,
570 },
571 };
572
573 static struct flash_platform_data da830evm_spiflash_data = {
574 .name = "m25p80",
575 .parts = da830evm_spiflash_part,
576 .nr_parts = ARRAY_SIZE(da830evm_spiflash_part),
577 .type = "w25x32",
578 };
579
580 static struct davinci_spi_config da830evm_spiflash_cfg = {
581 .io_type = SPI_IO_TYPE_DMA,
582 .c2tdelay = 8,
583 .t2cdelay = 8,
584 };
585
586 static struct spi_board_info da830evm_spi_info[] = {
587 {
588 .modalias = "m25p80",
589 .platform_data = &da830evm_spiflash_data,
590 .controller_data = &da830evm_spiflash_cfg,
591 .mode = SPI_MODE_0,
592 .max_speed_hz = 30000000,
593 .bus_num = 0,
594 .chip_select = 0,
595 },
596 };
597
598 static __init void da830_evm_init(void)
599 {
600 struct davinci_soc_info *soc_info = &davinci_soc_info;
601 int ret;
602
603 ret = da830_register_edma(da830_edma_rsv);
604 if (ret)
605 pr_warning("da830_evm_init: edma registration failed: %d\n",
606 ret);
607
608 ret = davinci_cfg_reg_list(da830_i2c0_pins);
609 if (ret)
610 pr_warning("da830_evm_init: i2c0 mux setup failed: %d\n",
611 ret);
612
613 ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
614 if (ret)
615 pr_warning("da830_evm_init: i2c0 registration failed: %d\n",
616 ret);
617
618 da830_evm_usb_init();
619
620 soc_info->emac_pdata->rmii_en = 1;
621 soc_info->emac_pdata->phy_id = DA830_EVM_PHY_ID;
622
623 ret = davinci_cfg_reg_list(da830_cpgmac_pins);
624 if (ret)
625 pr_warning("da830_evm_init: cpgmac mux setup failed: %d\n",
626 ret);
627
628 ret = da8xx_register_emac();
629 if (ret)
630 pr_warning("da830_evm_init: emac registration failed: %d\n",
631 ret);
632
633 ret = da8xx_register_watchdog();
634 if (ret)
635 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
636 ret);
637
638 davinci_serial_init(&da830_evm_uart_config);
639 i2c_register_board_info(1, da830_evm_i2c_devices,
640 ARRAY_SIZE(da830_evm_i2c_devices));
641
642 ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);
643 if (ret)
644 pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n",
645 ret);
646
647 da8xx_register_mcasp(1, &da830_evm_snd_data);
648
649 da830_evm_init_mmc();
650
651 ret = da8xx_register_rtc();
652 if (ret)
653 pr_warning("da830_evm_init: rtc setup failed: %d\n", ret);
654
655 ret = da8xx_register_spi(0, da830evm_spi_info,
656 ARRAY_SIZE(da830evm_spi_info));
657 if (ret)
658 pr_warning("da830_evm_init: spi 0 registration failed: %d\n",
659 ret);
660 }
661
662 #ifdef CONFIG_SERIAL_8250_CONSOLE
663 static int __init da830_evm_console_init(void)
664 {
665 if (!machine_is_davinci_da830_evm())
666 return 0;
667
668 return add_preferred_console("ttyS", 2, "115200");
669 }
670 console_initcall(da830_evm_console_init);
671 #endif
672
673 static void __init da830_evm_map_io(void)
674 {
675 da830_init();
676 }
677
678 MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM")
679 .boot_params = (DA8XX_DDR_BASE + 0x100),
680 .map_io = da830_evm_map_io,
681 .init_irq = cp_intc_init,
682 .timer = &davinci_timer,
683 .init_machine = da830_evm_init,
684 MACHINE_END
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