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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-davinci/board-da830-evm.c

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  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/platform_data/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 #include <linux/platform_data/gpio-davinci.h>
 26 #include <linux/platform_data/mtd-davinci.h>
 27 #include <linux/platform_data/mtd-davinci-aemif.h>
 28 #include <linux/platform_data/spi-davinci.h>
 29 #include <linux/platform_data/usb-davinci.h>
 30 
 31 #include <asm/mach-types.h>
 32 #include <asm/mach/arch.h>
 33 
 34 #include <mach/common.h>
 35 #include "cp_intc.h"
 36 #include <mach/mux.h>
 37 #include <mach/da8xx.h>
 38 
 39 #define DA830_EVM_PHY_ID                ""
 40 /*
 41  * USB1 VBUS is controlled by GPIO1[15], over-current is reported on GPIO2[4].
 42  */
 43 #define ON_BD_USB_DRV   GPIO_TO_PIN(1, 15)
 44 #define ON_BD_USB_OVC   GPIO_TO_PIN(2, 4)
 45 
 46 static const short da830_evm_usb11_pins[] = {
 47         DA830_GPIO1_15, DA830_GPIO2_4,
 48         -1
 49 };
 50 
 51 static da8xx_ocic_handler_t da830_evm_usb_ocic_handler;
 52 
 53 static int da830_evm_usb_set_power(unsigned port, int on)
 54 {
 55         gpio_set_value(ON_BD_USB_DRV, on);
 56         return 0;
 57 }
 58 
 59 static int da830_evm_usb_get_power(unsigned port)
 60 {
 61         return gpio_get_value(ON_BD_USB_DRV);
 62 }
 63 
 64 static int da830_evm_usb_get_oci(unsigned port)
 65 {
 66         return !gpio_get_value(ON_BD_USB_OVC);
 67 }
 68 
 69 static irqreturn_t da830_evm_usb_ocic_irq(int, void *);
 70 
 71 static int da830_evm_usb_ocic_notify(da8xx_ocic_handler_t handler)
 72 {
 73         int irq         = gpio_to_irq(ON_BD_USB_OVC);
 74         int error       = 0;
 75 
 76         if (handler != NULL) {
 77                 da830_evm_usb_ocic_handler = handler;
 78 
 79                 error = request_irq(irq, da830_evm_usb_ocic_irq,
 80                                     IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 81                                     "OHCI over-current indicator", NULL);
 82                 if (error)
 83                         pr_err("%s: could not request IRQ to watch over-current indicator changes\n",
 84                                __func__);
 85         } else
 86                 free_irq(irq, NULL);
 87 
 88         return error;
 89 }
 90 
 91 static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = {
 92         .set_power      = da830_evm_usb_set_power,
 93         .get_power      = da830_evm_usb_get_power,
 94         .get_oci        = da830_evm_usb_get_oci,
 95         .ocic_notify    = da830_evm_usb_ocic_notify,
 96 
 97         /* TPS2065 switch @ 5V */
 98         .potpgt         = (3 + 1) / 2,  /* 3 ms max */
 99 };
100 
101 static irqreturn_t da830_evm_usb_ocic_irq(int irq, void *dev_id)
102 {
103         da830_evm_usb_ocic_handler(&da830_evm_usb11_pdata, 1);
104         return IRQ_HANDLED;
105 }
106 
107 static __init void da830_evm_usb_init(void)
108 {
109         u32 cfgchip2;
110         int ret;
111 
112         /*
113          * Set up USB clock/mode in the CFGCHIP2 register.
114          * FYI:  CFGCHIP2 is 0x0000ef00 initially.
115          */
116         cfgchip2 = __raw_readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));
117 
118         /* USB2.0 PHY reference clock is 24 MHz */
119         cfgchip2 &= ~CFGCHIP2_REFFREQ;
120         cfgchip2 |=  CFGCHIP2_REFFREQ_24MHZ;
121 
122         /*
123          * Select internal reference clock for USB 2.0 PHY
124          * and use it as a clock source for USB 1.1 PHY
125          * (this is the default setting anyway).
126          */
127         cfgchip2 &= ~CFGCHIP2_USB1PHYCLKMUX;
128         cfgchip2 |=  CFGCHIP2_USB2PHYCLKMUX;
129 
130         /*
131          * We have to override VBUS/ID signals when MUSB is configured into the
132          * host-only mode -- ID pin will float if no cable is connected, so the
133          * controller won't be able to drive VBUS thinking that it's a B-device.
134          * Otherwise, we want to use the OTG mode and enable VBUS comparators.
135          */
136         cfgchip2 &= ~CFGCHIP2_OTGMODE;
137 #ifdef  CONFIG_USB_MUSB_HOST
138         cfgchip2 |=  CFGCHIP2_FORCE_HOST;
139 #else
140         cfgchip2 |=  CFGCHIP2_SESENDEN | CFGCHIP2_VBDTCTEN;
141 #endif
142 
143         __raw_writel(cfgchip2, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));
144 
145         /* USB_REFCLKIN is not used. */
146         ret = davinci_cfg_reg(DA830_USB0_DRVVBUS);
147         if (ret)
148                 pr_warn("%s: USB 2.0 PinMux setup failed: %d\n", __func__, ret);
149         else {
150                 /*
151                  * TPS2065 switch @ 5V supplies 1 A (sustains 1.5 A),
152                  * with the power on to power good time of 3 ms.
153                  */
154                 ret = da8xx_register_usb20(1000, 3);
155                 if (ret)
156                         pr_warn("%s: USB 2.0 registration failed: %d\n",
157                                 __func__, ret);
158         }
159 
160         ret = davinci_cfg_reg_list(da830_evm_usb11_pins);
161         if (ret) {
162                 pr_warn("%s: USB 1.1 PinMux setup failed: %d\n", __func__, ret);
163                 return;
164         }
165 
166         ret = gpio_request(ON_BD_USB_DRV, "ON_BD_USB_DRV");
167         if (ret) {
168                 pr_err("%s: failed to request GPIO for USB 1.1 port power control: %d\n",
169                        __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                 pr_err("%s: failed to request GPIO for USB 1.1 port over-current indicator: %d\n",
177                        __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_warn("%s: USB 1.1 registration failed: %d\n", __func__, ret);
185 }
186 
187 static const short da830_evm_mcasp1_pins[] = {
188         DA830_AHCLKX1, DA830_ACLKX1, DA830_AFSX1, DA830_AHCLKR1, DA830_AFSR1,
189         DA830_AMUTE1, DA830_AXR1_0, DA830_AXR1_1, DA830_AXR1_2, DA830_AXR1_5,
190         DA830_ACLKR1, DA830_AXR1_6, DA830_AXR1_7, DA830_AXR1_8, DA830_AXR1_10,
191         DA830_AXR1_11,
192         -1
193 };
194 
195 static u8 da830_iis_serializer_direction[] = {
196         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
197         INACTIVE_MODE,  TX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,
198         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
199 };
200 
201 static struct snd_platform_data da830_evm_snd_data = {
202         .tx_dma_offset  = 0x2000,
203         .rx_dma_offset  = 0x2000,
204         .op_mode        = DAVINCI_MCASP_IIS_MODE,
205         .num_serializer = ARRAY_SIZE(da830_iis_serializer_direction),
206         .tdm_slots      = 2,
207         .serial_dir     = da830_iis_serializer_direction,
208         .asp_chan_q     = EVENTQ_0,
209         .version        = MCASP_VERSION_2,
210         .txnumevt       = 1,
211         .rxnumevt       = 1,
212 };
213 
214 /*
215  * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS.
216  */
217 static const short da830_evm_mmc_sd_pins[] = {
218         DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2,
219         DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5,
220         DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK,
221         DA830_MMCSD_CMD,   DA830_GPIO2_1,     DA830_GPIO2_2,
222         -1
223 };
224 
225 #define DA830_MMCSD_WP_PIN              GPIO_TO_PIN(2, 1)
226 #define DA830_MMCSD_CD_PIN              GPIO_TO_PIN(2, 2)
227 
228 static int da830_evm_mmc_get_ro(int index)
229 {
230         return gpio_get_value(DA830_MMCSD_WP_PIN);
231 }
232 
233 static int da830_evm_mmc_get_cd(int index)
234 {
235         return !gpio_get_value(DA830_MMCSD_CD_PIN);
236 }
237 
238 static struct davinci_mmc_config da830_evm_mmc_config = {
239         .get_ro                 = da830_evm_mmc_get_ro,
240         .get_cd                 = da830_evm_mmc_get_cd,
241         .wires                  = 8,
242         .max_freq               = 50000000,
243         .caps                   = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
244 };
245 
246 static inline void da830_evm_init_mmc(void)
247 {
248         int ret;
249 
250         ret = davinci_cfg_reg_list(da830_evm_mmc_sd_pins);
251         if (ret) {
252                 pr_warn("%s: mmc/sd mux setup failed: %d\n", __func__, ret);
253                 return;
254         }
255 
256         ret = gpio_request(DA830_MMCSD_WP_PIN, "MMC WP");
257         if (ret) {
258                 pr_warn("%s: can not open GPIO %d\n",
259                         __func__, DA830_MMCSD_WP_PIN);
260                 return;
261         }
262         gpio_direction_input(DA830_MMCSD_WP_PIN);
263 
264         ret = gpio_request(DA830_MMCSD_CD_PIN, "MMC CD\n");
265         if (ret) {
266                 pr_warn("%s: can not open GPIO %d\n",
267                         __func__, DA830_MMCSD_CD_PIN);
268                 return;
269         }
270         gpio_direction_input(DA830_MMCSD_CD_PIN);
271 
272         ret = da8xx_register_mmcsd0(&da830_evm_mmc_config);
273         if (ret) {
274                 pr_warn("%s: mmc/sd registration failed: %d\n", __func__, ret);
275                 gpio_free(DA830_MMCSD_WP_PIN);
276         }
277 }
278 
279 /*
280  * UI board NAND/NOR flashes only use 8-bit data bus.
281  */
282 static const short da830_evm_emif25_pins[] = {
283         DA830_EMA_D_0, DA830_EMA_D_1, DA830_EMA_D_2, DA830_EMA_D_3,
284         DA830_EMA_D_4, DA830_EMA_D_5, DA830_EMA_D_6, DA830_EMA_D_7,
285         DA830_EMA_A_0, DA830_EMA_A_1, DA830_EMA_A_2, DA830_EMA_A_3,
286         DA830_EMA_A_4, DA830_EMA_A_5, DA830_EMA_A_6, DA830_EMA_A_7,
287         DA830_EMA_A_8, DA830_EMA_A_9, DA830_EMA_A_10, DA830_EMA_A_11,
288         DA830_EMA_A_12, DA830_EMA_BA_0, DA830_EMA_BA_1, DA830_NEMA_WE,
289         DA830_NEMA_CS_2, DA830_NEMA_CS_3, DA830_NEMA_OE, DA830_EMA_WAIT_0,
290         -1
291 };
292 
293 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
294 
295 #ifdef CONFIG_DA830_UI_NAND
296 static struct mtd_partition da830_evm_nand_partitions[] = {
297         /* bootloader (U-Boot, etc) in first sector */
298         [0] = {
299                 .name           = "bootloader",
300                 .offset         = 0,
301                 .size           = SZ_128K,
302                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
303         },
304         /* bootloader params in the next sector */
305         [1] = {
306                 .name           = "params",
307                 .offset         = MTDPART_OFS_APPEND,
308                 .size           = SZ_128K,
309                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
310         },
311         /* kernel */
312         [2] = {
313                 .name           = "kernel",
314                 .offset         = MTDPART_OFS_APPEND,
315                 .size           = SZ_2M,
316                 .mask_flags     = 0,
317         },
318         /* file system */
319         [3] = {
320                 .name           = "filesystem",
321                 .offset         = MTDPART_OFS_APPEND,
322                 .size           = MTDPART_SIZ_FULL,
323                 .mask_flags     = 0,
324         }
325 };
326 
327 /* flash bbt decriptors */
328 static uint8_t da830_evm_nand_bbt_pattern[] = { 'B', 'b', 't', '' };
329 static uint8_t da830_evm_nand_mirror_pattern[] = { '1', 't', 'b', 'B' };
330 
331 static struct nand_bbt_descr da830_evm_nand_bbt_main_descr = {
332         .options        = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
333                           NAND_BBT_WRITE | NAND_BBT_2BIT |
334                           NAND_BBT_VERSION | NAND_BBT_PERCHIP,
335         .offs           = 2,
336         .len            = 4,
337         .veroffs        = 16,
338         .maxblocks      = 4,
339         .pattern        = da830_evm_nand_bbt_pattern
340 };
341 
342 static struct nand_bbt_descr da830_evm_nand_bbt_mirror_descr = {
343         .options        = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
344                           NAND_BBT_WRITE | NAND_BBT_2BIT |
345                           NAND_BBT_VERSION | NAND_BBT_PERCHIP,
346         .offs           = 2,
347         .len            = 4,
348         .veroffs        = 16,
349         .maxblocks      = 4,
350         .pattern        = da830_evm_nand_mirror_pattern
351 };
352 
353 static struct davinci_aemif_timing da830_evm_nandflash_timing = {
354         .wsetup         = 24,
355         .wstrobe        = 21,
356         .whold          = 14,
357         .rsetup         = 19,
358         .rstrobe        = 50,
359         .rhold          = 0,
360         .ta             = 20,
361 };
362 
363 static struct davinci_nand_pdata da830_evm_nand_pdata = {
364         .parts          = da830_evm_nand_partitions,
365         .nr_parts       = ARRAY_SIZE(da830_evm_nand_partitions),
366         .ecc_mode       = NAND_ECC_HW,
367         .ecc_bits       = 4,
368         .bbt_options    = NAND_BBT_USE_FLASH,
369         .bbt_td         = &da830_evm_nand_bbt_main_descr,
370         .bbt_md         = &da830_evm_nand_bbt_mirror_descr,
371         .timing         = &da830_evm_nandflash_timing,
372 };
373 
374 static struct resource da830_evm_nand_resources[] = {
375         [0] = {         /* First memory resource is NAND I/O window */
376                 .start  = DA8XX_AEMIF_CS3_BASE,
377                 .end    = DA8XX_AEMIF_CS3_BASE + PAGE_SIZE - 1,
378                 .flags  = IORESOURCE_MEM,
379         },
380         [1] = {         /* Second memory resource is AEMIF control registers */
381                 .start  = DA8XX_AEMIF_CTL_BASE,
382                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
383                 .flags  = IORESOURCE_MEM,
384         },
385 };
386 
387 static struct platform_device da830_evm_nand_device = {
388         .name           = "davinci_nand",
389         .id             = 1,
390         .dev            = {
391                 .platform_data  = &da830_evm_nand_pdata,
392         },
393         .num_resources  = ARRAY_SIZE(da830_evm_nand_resources),
394         .resource       = da830_evm_nand_resources,
395 };
396 
397 static inline void da830_evm_init_nand(int mux_mode)
398 {
399         int ret;
400 
401         if (HAS_MMC) {
402                 pr_warn("WARNING: both MMC/SD and NAND are enabled, but they share AEMIF pins\n"
403                         "\tDisable MMC/SD for NAND support\n");
404                 return;
405         }
406 
407         ret = davinci_cfg_reg_list(da830_evm_emif25_pins);
408         if (ret)
409                 pr_warn("%s: emif25 mux setup failed: %d\n", __func__, ret);
410 
411         ret = platform_device_register(&da830_evm_nand_device);
412         if (ret)
413                 pr_warn("%s: NAND device not registered\n", __func__);
414 
415         if (davinci_aemif_setup(&da830_evm_nand_device))
416                 pr_warn("%s: Cannot configure AEMIF\n", __func__);
417 
418         gpio_direction_output(mux_mode, 1);
419 }
420 #else
421 static inline void da830_evm_init_nand(int mux_mode) { }
422 #endif
423 
424 #ifdef CONFIG_DA830_UI_LCD
425 static inline void da830_evm_init_lcdc(int mux_mode)
426 {
427         int ret;
428 
429         ret = davinci_cfg_reg_list(da830_lcdcntl_pins);
430         if (ret)
431                 pr_warn("%s: lcdcntl mux setup failed: %d\n", __func__, ret);
432 
433         ret = da8xx_register_lcdc(&sharp_lcd035q3dg01_pdata);
434         if (ret)
435                 pr_warn("%s: lcd setup failed: %d\n", __func__, ret);
436 
437         gpio_direction_output(mux_mode, 0);
438 }
439 #else
440 static inline void da830_evm_init_lcdc(int mux_mode) { }
441 #endif
442 
443 static struct at24_platform_data da830_evm_i2c_eeprom_info = {
444         .byte_len       = SZ_256K / 8,
445         .page_size      = 64,
446         .flags          = AT24_FLAG_ADDR16,
447         .setup          = davinci_get_mac_addr,
448         .context        = (void *)0x7f00,
449 };
450 
451 static int __init da830_evm_ui_expander_setup(struct i2c_client *client,
452                 int gpio, unsigned ngpio, void *context)
453 {
454         gpio_request(gpio + 6, "UI MUX_MODE");
455 
456         /* Drive mux mode low to match the default without UI card */
457         gpio_direction_output(gpio + 6, 0);
458 
459         da830_evm_init_lcdc(gpio + 6);
460 
461         da830_evm_init_nand(gpio + 6);
462 
463         return 0;
464 }
465 
466 static int da830_evm_ui_expander_teardown(struct i2c_client *client, int gpio,
467                 unsigned ngpio, void *context)
468 {
469         gpio_free(gpio + 6);
470         return 0;
471 }
472 
473 static struct pcf857x_platform_data __initdata da830_evm_ui_expander_info = {
474         .gpio_base      = DAVINCI_N_GPIO,
475         .setup          = da830_evm_ui_expander_setup,
476         .teardown       = da830_evm_ui_expander_teardown,
477 };
478 
479 static struct i2c_board_info __initdata da830_evm_i2c_devices[] = {
480         {
481                 I2C_BOARD_INFO("24c256", 0x50),
482                 .platform_data  = &da830_evm_i2c_eeprom_info,
483         },
484         {
485                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
486         },
487         {
488                 I2C_BOARD_INFO("pcf8574", 0x3f),
489                 .platform_data  = &da830_evm_ui_expander_info,
490         },
491 };
492 
493 static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = {
494         .bus_freq       = 100,  /* kHz */
495         .bus_delay      = 0,    /* usec */
496 };
497 
498 /*
499  * The following EDMA channels/slots are not being used by drivers (for
500  * example: Timer, GPIO, UART events etc) on da830/omap-l137 EVM, hence
501  * they are being reserved for codecs on the DSP side.
502  */
503 static const s16 da830_dma_rsv_chans[][2] = {
504         /* (offset, number) */
505         { 8,  2},
506         {12,  2},
507         {24,  4},
508         {30,  2},
509         {-1, -1}
510 };
511 
512 static const s16 da830_dma_rsv_slots[][2] = {
513         /* (offset, number) */
514         { 8,  2},
515         {12,  2},
516         {24,  4},
517         {30, 26},
518         {-1, -1}
519 };
520 
521 static struct edma_rsv_info da830_edma_rsv[] = {
522         {
523                 .rsv_chans      = da830_dma_rsv_chans,
524                 .rsv_slots      = da830_dma_rsv_slots,
525         },
526 };
527 
528 static struct mtd_partition da830evm_spiflash_part[] = {
529         [0] = {
530                 .name = "DSP-UBL",
531                 .offset = 0,
532                 .size = SZ_8K,
533                 .mask_flags = MTD_WRITEABLE,
534         },
535         [1] = {
536                 .name = "ARM-UBL",
537                 .offset = MTDPART_OFS_APPEND,
538                 .size = SZ_16K + SZ_8K,
539                 .mask_flags = MTD_WRITEABLE,
540         },
541         [2] = {
542                 .name = "U-Boot",
543                 .offset = MTDPART_OFS_APPEND,
544                 .size = SZ_256K - SZ_32K,
545                 .mask_flags = MTD_WRITEABLE,
546         },
547         [3] = {
548                 .name = "U-Boot-Environment",
549                 .offset = MTDPART_OFS_APPEND,
550                 .size = SZ_16K,
551                 .mask_flags = 0,
552         },
553         [4] = {
554                 .name = "Kernel",
555                 .offset = MTDPART_OFS_APPEND,
556                 .size = MTDPART_SIZ_FULL,
557                 .mask_flags = 0,
558         },
559 };
560 
561 static struct flash_platform_data da830evm_spiflash_data = {
562         .name           = "m25p80",
563         .parts          = da830evm_spiflash_part,
564         .nr_parts       = ARRAY_SIZE(da830evm_spiflash_part),
565         .type           = "w25x32",
566 };
567 
568 static struct davinci_spi_config da830evm_spiflash_cfg = {
569         .io_type        = SPI_IO_TYPE_DMA,
570         .c2tdelay       = 8,
571         .t2cdelay       = 8,
572 };
573 
574 static struct spi_board_info da830evm_spi_info[] = {
575         {
576                 .modalias               = "m25p80",
577                 .platform_data          = &da830evm_spiflash_data,
578                 .controller_data        = &da830evm_spiflash_cfg,
579                 .mode                   = SPI_MODE_0,
580                 .max_speed_hz           = 30000000,
581                 .bus_num                = 0,
582                 .chip_select            = 0,
583         },
584 };
585 
586 static __init void da830_evm_init(void)
587 {
588         struct davinci_soc_info *soc_info = &davinci_soc_info;
589         int ret;
590 
591         ret = da830_register_gpio();
592         if (ret)
593                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
594 
595         ret = da830_register_edma(da830_edma_rsv);
596         if (ret)
597                 pr_warn("%s: edma registration failed: %d\n", __func__, ret);
598 
599         ret = davinci_cfg_reg_list(da830_i2c0_pins);
600         if (ret)
601                 pr_warn("%s: i2c0 mux setup failed: %d\n", __func__, ret);
602 
603         ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
604         if (ret)
605                 pr_warn("%s: i2c0 registration failed: %d\n", __func__, ret);
606 
607         da830_evm_usb_init();
608 
609         soc_info->emac_pdata->rmii_en = 1;
610         soc_info->emac_pdata->phy_id = DA830_EVM_PHY_ID;
611 
612         ret = davinci_cfg_reg_list(da830_cpgmac_pins);
613         if (ret)
614                 pr_warn("%s: cpgmac mux setup failed: %d\n", __func__, ret);
615 
616         ret = da8xx_register_emac();
617         if (ret)
618                 pr_warn("%s: emac registration failed: %d\n", __func__, ret);
619 
620         ret = da8xx_register_watchdog();
621         if (ret)
622                 pr_warn("%s: watchdog registration failed: %d\n",
623                         __func__, ret);
624 
625         davinci_serial_init(da8xx_serial_device);
626         i2c_register_board_info(1, da830_evm_i2c_devices,
627                         ARRAY_SIZE(da830_evm_i2c_devices));
628 
629         ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);
630         if (ret)
631                 pr_warn("%s: mcasp1 mux setup failed: %d\n", __func__, ret);
632 
633         da8xx_register_mcasp(1, &da830_evm_snd_data);
634 
635         da830_evm_init_mmc();
636 
637         ret = da8xx_register_rtc();
638         if (ret)
639                 pr_warn("%s: rtc setup failed: %d\n", __func__, ret);
640 
641         ret = spi_register_board_info(da830evm_spi_info,
642                                       ARRAY_SIZE(da830evm_spi_info));
643         if (ret)
644                 pr_warn("%s: spi info registration failed: %d\n",
645                         __func__, ret);
646 
647         ret = da8xx_register_spi_bus(0, ARRAY_SIZE(da830evm_spi_info));
648         if (ret)
649                 pr_warn("%s: spi 0 registration failed: %d\n", __func__, ret);
650 }
651 
652 #ifdef CONFIG_SERIAL_8250_CONSOLE
653 static int __init da830_evm_console_init(void)
654 {
655         if (!machine_is_davinci_da830_evm())
656                 return 0;
657 
658         return add_preferred_console("ttyS", 2, "115200");
659 }
660 console_initcall(da830_evm_console_init);
661 #endif
662 
663 static void __init da830_evm_map_io(void)
664 {
665         da830_init();
666 }
667 
668 MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM")
669         .atag_offset    = 0x100,
670         .map_io         = da830_evm_map_io,
671         .init_irq       = cp_intc_init,
672         .init_time      = davinci_timer_init,
673         .init_machine   = da830_evm_init,
674         .init_late      = davinci_init_late,
675         .dma_zone_size  = SZ_128M,
676         .restart        = da8xx_restart,
677 MACHINE_END
678 

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