x86,kgdb: Fix hw breakpoint regression
[linux-2.6.git] / arch / arm / mach-davinci / board-da850-evm.c
1 /*
2  * TI DA850/OMAP-L138 EVM board
3  *
4  * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * Derived from: arch/arm/mach-davinci/board-da830-evm.c
7  * Original Copyrights follow:
8  *
9  * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
10  * the terms of the GNU General Public License version 2. This program
11  * is licensed "as is" without any warranty of any kind, whether express
12  * or implied.
13  */
14 #include <linux/kernel.h>
15 #include <linux/init.h>
16 #include <linux/console.h>
17 #include <linux/i2c.h>
18 #include <linux/i2c/at24.h>
19 #include <linux/i2c/pca953x.h>
20 #include <linux/mfd/tps6507x.h>
21 #include <linux/gpio.h>
22 #include <linux/platform_device.h>
23 #include <linux/mtd/mtd.h>
24 #include <linux/mtd/nand.h>
25 #include <linux/mtd/partitions.h>
26 #include <linux/mtd/physmap.h>
27 #include <linux/regulator/machine.h>
28 #include <linux/mfd/tps6507x.h>
29 #include <linux/input/tps6507x-ts.h>
30
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33
34 #include <mach/cp_intc.h>
35 #include <mach/da8xx.h>
36 #include <mach/nand.h>
37 #include <mach/mux.h>
38
39 #define DA850_EVM_PHY_MASK              0x1
40 #define DA850_EVM_MDIO_FREQUENCY        2200000 /* PHY bus frequency */
41
42 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
43 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
44
45 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
46 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
47
48 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
49
50 static struct mtd_partition da850_evm_norflash_partition[] = {
51         {
52                 .name           = "bootloaders + env",
53                 .offset         = 0,
54                 .size           = SZ_512K,
55                 .mask_flags     = MTD_WRITEABLE,
56         },
57         {
58                 .name           = "kernel",
59                 .offset         = MTDPART_OFS_APPEND,
60                 .size           = SZ_2M,
61                 .mask_flags     = 0,
62         },
63         {
64                 .name           = "filesystem",
65                 .offset         = MTDPART_OFS_APPEND,
66                 .size           = MTDPART_SIZ_FULL,
67                 .mask_flags     = 0,
68         },
69 };
70
71 static struct physmap_flash_data da850_evm_norflash_data = {
72         .width          = 2,
73         .parts          = da850_evm_norflash_partition,
74         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
75 };
76
77 static struct resource da850_evm_norflash_resource[] = {
78         {
79                 .start  = DA8XX_AEMIF_CS2_BASE,
80                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
81                 .flags  = IORESOURCE_MEM,
82         },
83 };
84
85 static struct platform_device da850_evm_norflash_device = {
86         .name           = "physmap-flash",
87         .id             = 0,
88         .dev            = {
89                 .platform_data  = &da850_evm_norflash_data,
90         },
91         .num_resources  = 1,
92         .resource       = da850_evm_norflash_resource,
93 };
94
95 static struct davinci_pm_config da850_pm_pdata = {
96         .sleepcount = 128,
97 };
98
99 static struct platform_device da850_pm_device = {
100         .name           = "pm-davinci",
101         .dev = {
102                 .platform_data  = &da850_pm_pdata,
103         },
104         .id             = -1,
105 };
106
107 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
108  * (128K blocks). It may be used instead of the (default) SPI flash
109  * to boot, using TI's tools to install the secondary boot loader
110  * (UBL) and U-Boot.
111  */
112 struct mtd_partition da850_evm_nandflash_partition[] = {
113         {
114                 .name           = "u-boot env",
115                 .offset         = 0,
116                 .size           = SZ_128K,
117                 .mask_flags     = MTD_WRITEABLE,
118          },
119         {
120                 .name           = "UBL",
121                 .offset         = MTDPART_OFS_APPEND,
122                 .size           = SZ_128K,
123                 .mask_flags     = MTD_WRITEABLE,
124         },
125         {
126                 .name           = "u-boot",
127                 .offset         = MTDPART_OFS_APPEND,
128                 .size           = 4 * SZ_128K,
129                 .mask_flags     = MTD_WRITEABLE,
130         },
131         {
132                 .name           = "kernel",
133                 .offset         = 0x200000,
134                 .size           = SZ_2M,
135                 .mask_flags     = 0,
136         },
137         {
138                 .name           = "filesystem",
139                 .offset         = MTDPART_OFS_APPEND,
140                 .size           = MTDPART_SIZ_FULL,
141                 .mask_flags     = 0,
142         },
143 };
144
145 static struct davinci_nand_pdata da850_evm_nandflash_data = {
146         .parts          = da850_evm_nandflash_partition,
147         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
148         .ecc_mode       = NAND_ECC_HW,
149         .ecc_bits       = 4,
150         .options        = NAND_USE_FLASH_BBT,
151 };
152
153 static struct resource da850_evm_nandflash_resource[] = {
154         {
155                 .start  = DA8XX_AEMIF_CS3_BASE,
156                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
157                 .flags  = IORESOURCE_MEM,
158         },
159         {
160                 .start  = DA8XX_AEMIF_CTL_BASE,
161                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
162                 .flags  = IORESOURCE_MEM,
163         },
164 };
165
166 static struct platform_device da850_evm_nandflash_device = {
167         .name           = "davinci_nand",
168         .id             = 1,
169         .dev            = {
170                 .platform_data  = &da850_evm_nandflash_data,
171         },
172         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
173         .resource       = da850_evm_nandflash_resource,
174 };
175
176 static struct platform_device *da850_evm_devices[] __initdata = {
177         &da850_evm_nandflash_device,
178         &da850_evm_norflash_device,
179 };
180
181 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
182 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
183
184 static void __init da850_evm_init_nor(void)
185 {
186         void __iomem *aemif_addr;
187
188         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
189
190         /* Configure data bus width of CS2 to 16 bit */
191         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
192                 DA8XX_AEMIF_ASIZE_16BIT,
193                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
194
195         iounmap(aemif_addr);
196 }
197
198 static u32 ui_card_detected;
199
200 #if defined(CONFIG_MMC_DAVINCI) || \
201     defined(CONFIG_MMC_DAVINCI_MODULE)
202 #define HAS_MMC 1
203 #else
204 #define HAS_MMC 0
205 #endif
206
207 static __init void da850_evm_setup_nor_nand(void)
208 {
209         int ret = 0;
210
211         if (ui_card_detected & !HAS_MMC) {
212                 ret = davinci_cfg_reg_list(da850_nand_pins);
213                 if (ret)
214                         pr_warning("da850_evm_init: nand mux setup failed: "
215                                         "%d\n", ret);
216
217                 ret = davinci_cfg_reg_list(da850_nor_pins);
218                 if (ret)
219                         pr_warning("da850_evm_init: nor mux setup failed: %d\n",
220                                 ret);
221
222                 da850_evm_init_nor();
223
224                 platform_add_devices(da850_evm_devices,
225                                         ARRAY_SIZE(da850_evm_devices));
226         }
227 }
228
229 #ifdef CONFIG_DA850_UI_RMII
230 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
231 {
232         struct davinci_soc_info *soc_info = &davinci_soc_info;
233
234         soc_info->emac_pdata->rmii_en = 1;
235         gpio_set_value(rmii_sel, 0);
236 }
237 #else
238 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
239 #endif
240
241 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
242                                                 unsigned ngpio, void *c)
243 {
244         int sel_a, sel_b, sel_c, ret;
245
246         sel_a = gpio + 7;
247         sel_b = gpio + 6;
248         sel_c = gpio + 5;
249
250         ret = gpio_request(sel_a, "sel_a");
251         if (ret) {
252                 pr_warning("Cannot open UI expander pin %d\n", sel_a);
253                 goto exp_setup_sela_fail;
254         }
255
256         ret = gpio_request(sel_b, "sel_b");
257         if (ret) {
258                 pr_warning("Cannot open UI expander pin %d\n", sel_b);
259                 goto exp_setup_selb_fail;
260         }
261
262         ret = gpio_request(sel_c, "sel_c");
263         if (ret) {
264                 pr_warning("Cannot open UI expander pin %d\n", sel_c);
265                 goto exp_setup_selc_fail;
266         }
267
268         /* deselect all functionalities */
269         gpio_direction_output(sel_a, 1);
270         gpio_direction_output(sel_b, 1);
271         gpio_direction_output(sel_c, 1);
272
273         ui_card_detected = 1;
274         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
275
276         da850_evm_setup_nor_nand();
277
278         da850_evm_setup_emac_rmii(sel_a);
279
280         return 0;
281
282 exp_setup_selc_fail:
283         gpio_free(sel_b);
284 exp_setup_selb_fail:
285         gpio_free(sel_a);
286 exp_setup_sela_fail:
287         return ret;
288 }
289
290 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
291                                         unsigned gpio, unsigned ngpio, void *c)
292 {
293         /* deselect all functionalities */
294         gpio_set_value(gpio + 5, 1);
295         gpio_set_value(gpio + 6, 1);
296         gpio_set_value(gpio + 7, 1);
297
298         gpio_free(gpio + 5);
299         gpio_free(gpio + 6);
300         gpio_free(gpio + 7);
301
302         return 0;
303 }
304
305 static struct pca953x_platform_data da850_evm_ui_expander_info = {
306         .gpio_base      = DAVINCI_N_GPIO,
307         .setup          = da850_evm_ui_expander_setup,
308         .teardown       = da850_evm_ui_expander_teardown,
309 };
310
311 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
312         {
313                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
314         },
315         {
316                 I2C_BOARD_INFO("tca6416", 0x20),
317                 .platform_data = &da850_evm_ui_expander_info,
318         },
319 };
320
321 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
322         .bus_freq       = 100,  /* kHz */
323         .bus_delay      = 0,    /* usec */
324 };
325
326 static struct davinci_uart_config da850_evm_uart_config __initdata = {
327         .enabled_uarts = 0x7,
328 };
329
330 /* davinci da850 evm audio machine driver */
331 static u8 da850_iis_serializer_direction[] = {
332         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
333         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
334         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
335         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
336 };
337
338 static struct snd_platform_data da850_evm_snd_data = {
339         .tx_dma_offset  = 0x2000,
340         .rx_dma_offset  = 0x2000,
341         .op_mode        = DAVINCI_MCASP_IIS_MODE,
342         .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
343         .tdm_slots      = 2,
344         .serial_dir     = da850_iis_serializer_direction,
345         .eventq_no      = EVENTQ_1,
346         .version        = MCASP_VERSION_2,
347         .txnumevt       = 1,
348         .rxnumevt       = 1,
349 };
350
351 static int da850_evm_mmc_get_ro(int index)
352 {
353         return gpio_get_value(DA850_MMCSD_WP_PIN);
354 }
355
356 static int da850_evm_mmc_get_cd(int index)
357 {
358         return !gpio_get_value(DA850_MMCSD_CD_PIN);
359 }
360
361 static struct davinci_mmc_config da850_mmc_config = {
362         .get_ro         = da850_evm_mmc_get_ro,
363         .get_cd         = da850_evm_mmc_get_cd,
364         .wires          = 4,
365         .max_freq       = 50000000,
366         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
367         .version        = MMC_CTLR_VERSION_2,
368 };
369
370 static void da850_panel_power_ctrl(int val)
371 {
372         /* lcd backlight */
373         gpio_set_value(DA850_LCD_BL_PIN, val);
374
375         /* lcd power */
376         gpio_set_value(DA850_LCD_PWR_PIN, val);
377 }
378
379 static int da850_lcd_hw_init(void)
380 {
381         int status;
382
383         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
384         if (status < 0)
385                 return status;
386
387         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
388         if (status < 0) {
389                 gpio_free(DA850_LCD_BL_PIN);
390                 return status;
391         }
392
393         gpio_direction_output(DA850_LCD_BL_PIN, 0);
394         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
395
396         /* Switch off panel power and backlight */
397         da850_panel_power_ctrl(0);
398
399         /* Switch on panel power and backlight */
400         da850_panel_power_ctrl(1);
401
402         return 0;
403 }
404
405 /* TPS65070 voltage regulator support */
406
407 /* 3.3V */
408 struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
409         {
410                 .supply = "usb0_vdda33",
411         },
412         {
413                 .supply = "usb1_vdda33",
414         },
415 };
416
417 /* 3.3V or 1.8V */
418 struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
419         {
420                 .supply = "dvdd3318_a",
421         },
422         {
423                 .supply = "dvdd3318_b",
424         },
425         {
426                 .supply = "dvdd3318_c",
427         },
428 };
429
430 /* 1.2V */
431 struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
432         {
433                 .supply = "cvdd",
434         },
435 };
436
437 /* 1.8V LDO */
438 struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
439         {
440                 .supply = "sata_vddr",
441         },
442         {
443                 .supply = "usb0_vdda18",
444         },
445         {
446                 .supply = "usb1_vdda18",
447         },
448         {
449                 .supply = "ddr_dvdd18",
450         },
451 };
452
453 /* 1.2V LDO */
454 struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
455         {
456                 .supply = "sata_vdd",
457         },
458         {
459                 .supply = "pll0_vdda",
460         },
461         {
462                 .supply = "pll1_vdda",
463         },
464         {
465                 .supply = "usbs_cvdd",
466         },
467         {
468                 .supply = "vddarnwa1",
469         },
470 };
471
472 struct regulator_init_data tps65070_regulator_data[] = {
473         /* dcdc1 */
474         {
475                 .constraints = {
476                         .min_uV = 3150000,
477                         .max_uV = 3450000,
478                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
479                                 REGULATOR_CHANGE_STATUS),
480                         .boot_on = 1,
481                 },
482                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
483                 .consumer_supplies = tps65070_dcdc1_consumers,
484         },
485
486         /* dcdc2 */
487         {
488                 .constraints = {
489                         .min_uV = 1710000,
490                         .max_uV = 3450000,
491                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
492                                 REGULATOR_CHANGE_STATUS),
493                         .boot_on = 1,
494                 },
495                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
496                 .consumer_supplies = tps65070_dcdc2_consumers,
497         },
498
499         /* dcdc3 */
500         {
501                 .constraints = {
502                         .min_uV = 950000,
503                         .max_uV = 1320000,
504                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
505                                 REGULATOR_CHANGE_STATUS),
506                         .boot_on = 1,
507                 },
508                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
509                 .consumer_supplies = tps65070_dcdc3_consumers,
510         },
511
512         /* ldo1 */
513         {
514                 .constraints = {
515                         .min_uV = 1710000,
516                         .max_uV = 1890000,
517                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
518                                 REGULATOR_CHANGE_STATUS),
519                         .boot_on = 1,
520                 },
521                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
522                 .consumer_supplies = tps65070_ldo1_consumers,
523         },
524
525         /* ldo2 */
526         {
527                 .constraints = {
528                         .min_uV = 1140000,
529                         .max_uV = 1320000,
530                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
531                                 REGULATOR_CHANGE_STATUS),
532                         .boot_on = 1,
533                 },
534                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
535                 .consumer_supplies = tps65070_ldo2_consumers,
536         },
537 };
538
539 static struct touchscreen_init_data tps6507x_touchscreen_data = {
540         .poll_period =  30,     /* ms between touch samples */
541         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
542         .vref = 0,              /* turn off vref when not using A/D */
543         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
544         .product = 65070,       /* /sys/class/input/input?/id/product */
545         .version = 0x100,       /* /sys/class/input/input?/id/version */
546 };
547
548 static struct tps6507x_board tps_board = {
549         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
550         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
551 };
552
553 static struct i2c_board_info __initdata da850evm_tps65070_info[] = {
554         {
555                 I2C_BOARD_INFO("tps6507x", 0x48),
556                 .platform_data = &tps_board,
557         },
558 };
559
560 static int __init pmic_tps65070_init(void)
561 {
562         return i2c_register_board_info(1, da850evm_tps65070_info,
563                                         ARRAY_SIZE(da850evm_tps65070_info));
564 }
565
566 static const short da850_evm_lcdc_pins[] = {
567         DA850_GPIO2_8, DA850_GPIO2_15,
568         -1
569 };
570
571 static int __init da850_evm_config_emac(void)
572 {
573         void __iomem *cfg_chip3_base;
574         int ret;
575         u32 val;
576         struct davinci_soc_info *soc_info = &davinci_soc_info;
577         u8 rmii_en = soc_info->emac_pdata->rmii_en;
578
579         if (!machine_is_davinci_da850_evm())
580                 return 0;
581
582         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
583
584         val = __raw_readl(cfg_chip3_base);
585
586         if (rmii_en) {
587                 val |= BIT(8);
588                 ret = davinci_cfg_reg_list(da850_rmii_pins);
589                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
590                                                         " functional\n");
591         } else {
592                 val &= ~BIT(8);
593                 ret = davinci_cfg_reg_list(da850_cpgmac_pins);
594                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
595                                                         " functional\n");
596         }
597
598         if (ret)
599                 pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
600                                 ret);
601
602         /* configure the CFGCHIP3 register for RMII or MII */
603         __raw_writel(val, cfg_chip3_base);
604
605         ret = davinci_cfg_reg(DA850_GPIO2_6);
606         if (ret)
607                 pr_warning("da850_evm_init:GPIO(2,6) mux setup "
608                                                         "failed\n");
609
610         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
611         if (ret) {
612                 pr_warning("Cannot open GPIO %d\n",
613                                         DA850_MII_MDIO_CLKEN_PIN);
614                 return ret;
615         }
616
617         /* Enable/Disable MII MDIO clock */
618         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
619
620         soc_info->emac_pdata->phy_mask = DA850_EVM_PHY_MASK;
621         soc_info->emac_pdata->mdio_max_freq = DA850_EVM_MDIO_FREQUENCY;
622
623         ret = da8xx_register_emac();
624         if (ret)
625                 pr_warning("da850_evm_init: emac registration failed: %d\n",
626                                 ret);
627
628         return 0;
629 }
630 device_initcall(da850_evm_config_emac);
631
632 static __init void da850_evm_init(void)
633 {
634         int ret;
635
636         ret = pmic_tps65070_init();
637         if (ret)
638                 pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
639                                 ret);
640
641         ret = da8xx_register_edma();
642         if (ret)
643                 pr_warning("da850_evm_init: edma registration failed: %d\n",
644                                 ret);
645
646         ret = davinci_cfg_reg_list(da850_i2c0_pins);
647         if (ret)
648                 pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
649                                 ret);
650
651         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
652         if (ret)
653                 pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
654                                 ret);
655
656
657         ret = da8xx_register_watchdog();
658         if (ret)
659                 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
660                                 ret);
661
662         if (HAS_MMC) {
663                 ret = davinci_cfg_reg_list(da850_mmcsd0_pins);
664                 if (ret)
665                         pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
666                                         " %d\n", ret);
667
668                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
669                 if (ret)
670                         pr_warning("da850_evm_init: can not open GPIO %d\n",
671                                         DA850_MMCSD_CD_PIN);
672                 gpio_direction_input(DA850_MMCSD_CD_PIN);
673
674                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
675                 if (ret)
676                         pr_warning("da850_evm_init: can not open GPIO %d\n",
677                                         DA850_MMCSD_WP_PIN);
678                 gpio_direction_input(DA850_MMCSD_WP_PIN);
679
680                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
681                 if (ret)
682                         pr_warning("da850_evm_init: mmcsd0 registration failed:"
683                                         " %d\n", ret);
684         }
685
686         davinci_serial_init(&da850_evm_uart_config);
687
688         i2c_register_board_info(1, da850_evm_i2c_devices,
689                         ARRAY_SIZE(da850_evm_i2c_devices));
690
691         /*
692          * shut down uart 0 and 1; they are not used on the board and
693          * accessing them causes endless "too much work in irq53" messages
694          * with arago fs
695          */
696         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
697         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
698
699         ret = davinci_cfg_reg_list(da850_mcasp_pins);
700         if (ret)
701                 pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
702                                 ret);
703
704         da8xx_register_mcasp(0, &da850_evm_snd_data);
705
706         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
707         if (ret)
708                 pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
709                                 ret);
710
711         /* Handle board specific muxing for LCD here */
712         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
713         if (ret)
714                 pr_warning("da850_evm_init: evm specific lcd mux setup "
715                                 "failed: %d\n", ret);
716
717         ret = da850_lcd_hw_init();
718         if (ret)
719                 pr_warning("da850_evm_init: lcd initialization failed: %d\n",
720                                 ret);
721
722         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
723         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
724         if (ret)
725                 pr_warning("da850_evm_init: lcdc registration failed: %d\n",
726                                 ret);
727
728         ret = da8xx_register_rtc();
729         if (ret)
730                 pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
731
732         ret = da850_register_cpufreq();
733         if (ret)
734                 pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
735                                 ret);
736
737         ret = da8xx_register_cpuidle();
738         if (ret)
739                 pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
740                                 ret);
741
742         ret = da850_register_pm(&da850_pm_device);
743         if (ret)
744                 pr_warning("da850_evm_init: suspend registration failed: %d\n",
745                                 ret);
746 }
747
748 #ifdef CONFIG_SERIAL_8250_CONSOLE
749 static int __init da850_evm_console_init(void)
750 {
751         return add_preferred_console("ttyS", 2, "115200");
752 }
753 console_initcall(da850_evm_console_init);
754 #endif
755
756 static void __init da850_evm_map_io(void)
757 {
758         da850_init();
759 }
760
761 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138 EVM")
762         .phys_io        = IO_PHYS,
763         .io_pg_offst    = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
764         .boot_params    = (DA8XX_DDR_BASE + 0x100),
765         .map_io         = da850_evm_map_io,
766         .init_irq       = cp_intc_init,
767         .timer          = &davinci_timer,
768         .init_machine   = da850_evm_init,
769 MACHINE_END