Merge git://bedivere.hansenpartnership.com/git/scsi-rc-fixes-2.6
[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/input.h>
21 #include <linux/mfd/tps6507x.h>
22 #include <linux/gpio.h>
23 #include <linux/gpio_keys.h>
24 #include <linux/platform_device.h>
25 #include <linux/mtd/mtd.h>
26 #include <linux/mtd/nand.h>
27 #include <linux/mtd/partitions.h>
28 #include <linux/mtd/physmap.h>
29 #include <linux/regulator/machine.h>
30 #include <linux/regulator/tps6507x.h>
31 #include <linux/input/tps6507x-ts.h>
32 #include <linux/spi/spi.h>
33 #include <linux/spi/flash.h>
34
35 #include <asm/mach-types.h>
36 #include <asm/mach/arch.h>
37
38 #include <mach/cp_intc.h>
39 #include <mach/da8xx.h>
40 #include <mach/nand.h>
41 #include <mach/mux.h>
42 #include <mach/aemif.h>
43 #include <mach/spi.h>
44
45 #define DA850_EVM_PHY_ID                "0:00"
46 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
47 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
48
49 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
50 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
51
52 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
53
54 static struct mtd_partition da850evm_spiflash_part[] = {
55         [0] = {
56                 .name = "UBL",
57                 .offset = 0,
58                 .size = SZ_64K,
59                 .mask_flags = MTD_WRITEABLE,
60         },
61         [1] = {
62                 .name = "U-Boot",
63                 .offset = MTDPART_OFS_APPEND,
64                 .size = SZ_512K,
65                 .mask_flags = MTD_WRITEABLE,
66         },
67         [2] = {
68                 .name = "U-Boot-Env",
69                 .offset = MTDPART_OFS_APPEND,
70                 .size = SZ_64K,
71                 .mask_flags = MTD_WRITEABLE,
72         },
73         [3] = {
74                 .name = "Kernel",
75                 .offset = MTDPART_OFS_APPEND,
76                 .size = SZ_2M + SZ_512K,
77                 .mask_flags = 0,
78         },
79         [4] = {
80                 .name = "Filesystem",
81                 .offset = MTDPART_OFS_APPEND,
82                 .size = SZ_4M,
83                 .mask_flags = 0,
84         },
85         [5] = {
86                 .name = "MAC-Address",
87                 .offset = SZ_8M - SZ_64K,
88                 .size = SZ_64K,
89                 .mask_flags = MTD_WRITEABLE,
90         },
91 };
92
93 static struct flash_platform_data da850evm_spiflash_data = {
94         .name           = "m25p80",
95         .parts          = da850evm_spiflash_part,
96         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
97         .type           = "m25p64",
98 };
99
100 static struct davinci_spi_config da850evm_spiflash_cfg = {
101         .io_type        = SPI_IO_TYPE_DMA,
102         .c2tdelay       = 8,
103         .t2cdelay       = 8,
104 };
105
106 static struct spi_board_info da850evm_spi_info[] = {
107         {
108                 .modalias               = "m25p80",
109                 .platform_data          = &da850evm_spiflash_data,
110                 .controller_data        = &da850evm_spiflash_cfg,
111                 .mode                   = SPI_MODE_0,
112                 .max_speed_hz           = 30000000,
113                 .bus_num                = 1,
114                 .chip_select            = 0,
115         },
116 };
117
118 #ifdef CONFIG_MTD
119 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
120 {
121         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
122         size_t retlen;
123
124         if (!strcmp(mtd->name, "MAC-Address")) {
125                 mtd->read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
126                 if (retlen == ETH_ALEN)
127                         pr_info("Read MAC addr from SPI Flash: %pM\n",
128                                 mac_addr);
129         }
130 }
131
132 static struct mtd_notifier da850evm_spi_notifier = {
133         .add    = da850_evm_m25p80_notify_add,
134 };
135
136 static void da850_evm_setup_mac_addr(void)
137 {
138         register_mtd_user(&da850evm_spi_notifier);
139 }
140 #else
141 static void da850_evm_setup_mac_addr(void) { }
142 #endif
143
144 static struct mtd_partition da850_evm_norflash_partition[] = {
145         {
146                 .name           = "bootloaders + env",
147                 .offset         = 0,
148                 .size           = SZ_512K,
149                 .mask_flags     = MTD_WRITEABLE,
150         },
151         {
152                 .name           = "kernel",
153                 .offset         = MTDPART_OFS_APPEND,
154                 .size           = SZ_2M,
155                 .mask_flags     = 0,
156         },
157         {
158                 .name           = "filesystem",
159                 .offset         = MTDPART_OFS_APPEND,
160                 .size           = MTDPART_SIZ_FULL,
161                 .mask_flags     = 0,
162         },
163 };
164
165 static struct physmap_flash_data da850_evm_norflash_data = {
166         .width          = 2,
167         .parts          = da850_evm_norflash_partition,
168         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
169 };
170
171 static struct resource da850_evm_norflash_resource[] = {
172         {
173                 .start  = DA8XX_AEMIF_CS2_BASE,
174                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
175                 .flags  = IORESOURCE_MEM,
176         },
177 };
178
179 static struct platform_device da850_evm_norflash_device = {
180         .name           = "physmap-flash",
181         .id             = 0,
182         .dev            = {
183                 .platform_data  = &da850_evm_norflash_data,
184         },
185         .num_resources  = 1,
186         .resource       = da850_evm_norflash_resource,
187 };
188
189 static struct davinci_pm_config da850_pm_pdata = {
190         .sleepcount = 128,
191 };
192
193 static struct platform_device da850_pm_device = {
194         .name           = "pm-davinci",
195         .dev = {
196                 .platform_data  = &da850_pm_pdata,
197         },
198         .id             = -1,
199 };
200
201 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
202  * (128K blocks). It may be used instead of the (default) SPI flash
203  * to boot, using TI's tools to install the secondary boot loader
204  * (UBL) and U-Boot.
205  */
206 static struct mtd_partition da850_evm_nandflash_partition[] = {
207         {
208                 .name           = "u-boot env",
209                 .offset         = 0,
210                 .size           = SZ_128K,
211                 .mask_flags     = MTD_WRITEABLE,
212          },
213         {
214                 .name           = "UBL",
215                 .offset         = MTDPART_OFS_APPEND,
216                 .size           = SZ_128K,
217                 .mask_flags     = MTD_WRITEABLE,
218         },
219         {
220                 .name           = "u-boot",
221                 .offset         = MTDPART_OFS_APPEND,
222                 .size           = 4 * SZ_128K,
223                 .mask_flags     = MTD_WRITEABLE,
224         },
225         {
226                 .name           = "kernel",
227                 .offset         = 0x200000,
228                 .size           = SZ_2M,
229                 .mask_flags     = 0,
230         },
231         {
232                 .name           = "filesystem",
233                 .offset         = MTDPART_OFS_APPEND,
234                 .size           = MTDPART_SIZ_FULL,
235                 .mask_flags     = 0,
236         },
237 };
238
239 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
240         .wsetup         = 24,
241         .wstrobe        = 21,
242         .whold          = 14,
243         .rsetup         = 19,
244         .rstrobe        = 50,
245         .rhold          = 0,
246         .ta             = 20,
247 };
248
249 static struct davinci_nand_pdata da850_evm_nandflash_data = {
250         .parts          = da850_evm_nandflash_partition,
251         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
252         .ecc_mode       = NAND_ECC_HW,
253         .ecc_bits       = 4,
254         .options        = NAND_USE_FLASH_BBT,
255         .timing         = &da850_evm_nandflash_timing,
256 };
257
258 static struct resource da850_evm_nandflash_resource[] = {
259         {
260                 .start  = DA8XX_AEMIF_CS3_BASE,
261                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
262                 .flags  = IORESOURCE_MEM,
263         },
264         {
265                 .start  = DA8XX_AEMIF_CTL_BASE,
266                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
267                 .flags  = IORESOURCE_MEM,
268         },
269 };
270
271 static struct platform_device da850_evm_nandflash_device = {
272         .name           = "davinci_nand",
273         .id             = 1,
274         .dev            = {
275                 .platform_data  = &da850_evm_nandflash_data,
276         },
277         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
278         .resource       = da850_evm_nandflash_resource,
279 };
280
281 static struct platform_device *da850_evm_devices[] __initdata = {
282         &da850_evm_nandflash_device,
283         &da850_evm_norflash_device,
284 };
285
286 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
287 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
288
289 static void __init da850_evm_init_nor(void)
290 {
291         void __iomem *aemif_addr;
292
293         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
294
295         /* Configure data bus width of CS2 to 16 bit */
296         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
297                 DA8XX_AEMIF_ASIZE_16BIT,
298                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
299
300         iounmap(aemif_addr);
301 }
302
303 static const short da850_evm_nand_pins[] = {
304         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
305         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
306         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
307         DA850_NEMA_WE, DA850_NEMA_OE,
308         -1
309 };
310
311 static const short da850_evm_nor_pins[] = {
312         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
313         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
314         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
315         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
316         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
317         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
318         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
319         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
320         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
321         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
322         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
323         DA850_EMA_A_22, DA850_EMA_A_23,
324         -1
325 };
326
327 #if defined(CONFIG_MMC_DAVINCI) || \
328     defined(CONFIG_MMC_DAVINCI_MODULE)
329 #define HAS_MMC 1
330 #else
331 #define HAS_MMC 0
332 #endif
333
334 static inline void da850_evm_setup_nor_nand(void)
335 {
336         int ret = 0;
337
338         if (!HAS_MMC) {
339                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
340                 if (ret)
341                         pr_warning("da850_evm_init: nand mux setup failed: "
342                                         "%d\n", ret);
343
344                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
345                 if (ret)
346                         pr_warning("da850_evm_init: nor mux setup failed: %d\n",
347                                 ret);
348
349                 da850_evm_init_nor();
350
351                 platform_add_devices(da850_evm_devices,
352                                         ARRAY_SIZE(da850_evm_devices));
353         }
354 }
355
356 #ifdef CONFIG_DA850_UI_RMII
357 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
358 {
359         struct davinci_soc_info *soc_info = &davinci_soc_info;
360
361         soc_info->emac_pdata->rmii_en = 1;
362         gpio_set_value_cansleep(rmii_sel, 0);
363 }
364 #else
365 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
366 #endif
367
368
369 #define DA850_KEYS_DEBOUNCE_MS  10
370 /*
371  * At 200ms polling interval it is possible to miss an
372  * event by tapping very lightly on the push button but most
373  * pushes do result in an event; longer intervals require the
374  * user to hold the button whereas shorter intervals require
375  * more CPU time for polling.
376  */
377 #define DA850_GPIO_KEYS_POLL_MS 200
378
379 enum da850_evm_ui_exp_pins {
380         DA850_EVM_UI_EXP_SEL_C = 5,
381         DA850_EVM_UI_EXP_SEL_B,
382         DA850_EVM_UI_EXP_SEL_A,
383         DA850_EVM_UI_EXP_PB8,
384         DA850_EVM_UI_EXP_PB7,
385         DA850_EVM_UI_EXP_PB6,
386         DA850_EVM_UI_EXP_PB5,
387         DA850_EVM_UI_EXP_PB4,
388         DA850_EVM_UI_EXP_PB3,
389         DA850_EVM_UI_EXP_PB2,
390         DA850_EVM_UI_EXP_PB1,
391 };
392
393 static const char const *da850_evm_ui_exp[] = {
394         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
395         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
396         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
397         [DA850_EVM_UI_EXP_PB8]          = "pb8",
398         [DA850_EVM_UI_EXP_PB7]          = "pb7",
399         [DA850_EVM_UI_EXP_PB6]          = "pb6",
400         [DA850_EVM_UI_EXP_PB5]          = "pb5",
401         [DA850_EVM_UI_EXP_PB4]          = "pb4",
402         [DA850_EVM_UI_EXP_PB3]          = "pb3",
403         [DA850_EVM_UI_EXP_PB2]          = "pb2",
404         [DA850_EVM_UI_EXP_PB1]          = "pb1",
405 };
406
407 #define DA850_N_UI_PB           8
408
409 static struct gpio_keys_button da850_evm_ui_keys[] = {
410         [0 ... DA850_N_UI_PB - 1] = {
411                 .type                   = EV_KEY,
412                 .active_low             = 1,
413                 .wakeup                 = 0,
414                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
415                 .code                   = -1, /* assigned at runtime */
416                 .gpio                   = -1, /* assigned at runtime */
417                 .desc                   = NULL, /* assigned at runtime */
418         },
419 };
420
421 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
422         .buttons = da850_evm_ui_keys,
423         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
424         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
425 };
426
427 static struct platform_device da850_evm_ui_keys_device = {
428         .name = "gpio-keys-polled",
429         .id = 0,
430         .dev = {
431                 .platform_data = &da850_evm_ui_keys_pdata
432         },
433 };
434
435 static void da850_evm_ui_keys_init(unsigned gpio)
436 {
437         int i;
438         struct gpio_keys_button *button;
439
440         for (i = 0; i < DA850_N_UI_PB; i++) {
441                 button = &da850_evm_ui_keys[i];
442                 button->code = KEY_F8 - i;
443                 button->desc = (char *)
444                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
445                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
446         }
447 }
448
449 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
450                                                 unsigned ngpio, void *c)
451 {
452         int sel_a, sel_b, sel_c, ret;
453
454         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
455         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
456         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
457
458         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
459         if (ret) {
460                 pr_warning("Cannot open UI expander pin %d\n", sel_a);
461                 goto exp_setup_sela_fail;
462         }
463
464         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
465         if (ret) {
466                 pr_warning("Cannot open UI expander pin %d\n", sel_b);
467                 goto exp_setup_selb_fail;
468         }
469
470         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
471         if (ret) {
472                 pr_warning("Cannot open UI expander pin %d\n", sel_c);
473                 goto exp_setup_selc_fail;
474         }
475
476         /* deselect all functionalities */
477         gpio_direction_output(sel_a, 1);
478         gpio_direction_output(sel_b, 1);
479         gpio_direction_output(sel_c, 1);
480
481         da850_evm_ui_keys_init(gpio);
482         ret = platform_device_register(&da850_evm_ui_keys_device);
483         if (ret) {
484                 pr_warning("Could not register UI GPIO expander push-buttons");
485                 goto exp_setup_keys_fail;
486         }
487
488         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
489
490         da850_evm_setup_nor_nand();
491
492         da850_evm_setup_emac_rmii(sel_a);
493
494         return 0;
495
496 exp_setup_keys_fail:
497         gpio_free(sel_c);
498 exp_setup_selc_fail:
499         gpio_free(sel_b);
500 exp_setup_selb_fail:
501         gpio_free(sel_a);
502 exp_setup_sela_fail:
503         return ret;
504 }
505
506 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
507                                         unsigned gpio, unsigned ngpio, void *c)
508 {
509         platform_device_unregister(&da850_evm_ui_keys_device);
510
511         /* deselect all functionalities */
512         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
513         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
514         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
515
516         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
517         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
518         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
519
520         return 0;
521 }
522
523 /* assign the baseboard expander's GPIOs after the UI board's */
524 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
525 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
526
527 enum da850_evm_bb_exp_pins {
528         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
529         DA850_EVM_BB_EXP_SW_RST,
530         DA850_EVM_BB_EXP_TP_23,
531         DA850_EVM_BB_EXP_TP_22,
532         DA850_EVM_BB_EXP_TP_21,
533         DA850_EVM_BB_EXP_USER_PB1,
534         DA850_EVM_BB_EXP_USER_LED2,
535         DA850_EVM_BB_EXP_USER_LED1,
536         DA850_EVM_BB_EXP_USER_SW1,
537         DA850_EVM_BB_EXP_USER_SW2,
538         DA850_EVM_BB_EXP_USER_SW3,
539         DA850_EVM_BB_EXP_USER_SW4,
540         DA850_EVM_BB_EXP_USER_SW5,
541         DA850_EVM_BB_EXP_USER_SW6,
542         DA850_EVM_BB_EXP_USER_SW7,
543         DA850_EVM_BB_EXP_USER_SW8
544 };
545
546 static const char const *da850_evm_bb_exp[] = {
547         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
548         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
549         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
550         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
551         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
552         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
553         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
554         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
555         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
556         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
557         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
558         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
559         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
560         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
561         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
562         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
563 };
564
565 #define DA850_N_BB_USER_SW      8
566
567 static struct gpio_keys_button da850_evm_bb_keys[] = {
568         [0] = {
569                 .type                   = EV_KEY,
570                 .active_low             = 1,
571                 .wakeup                 = 0,
572                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
573                 .code                   = KEY_PROG1,
574                 .desc                   = NULL, /* assigned at runtime */
575                 .gpio                   = -1, /* assigned at runtime */
576         },
577         [1 ... DA850_N_BB_USER_SW] = {
578                 .type                   = EV_SW,
579                 .active_low             = 1,
580                 .wakeup                 = 0,
581                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
582                 .code                   = -1, /* assigned at runtime */
583                 .desc                   = NULL, /* assigned at runtime */
584                 .gpio                   = -1, /* assigned at runtime */
585         },
586 };
587
588 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
589         .buttons = da850_evm_bb_keys,
590         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
591         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
592 };
593
594 static struct platform_device da850_evm_bb_keys_device = {
595         .name = "gpio-keys-polled",
596         .id = 1,
597         .dev = {
598                 .platform_data = &da850_evm_bb_keys_pdata
599         },
600 };
601
602 static void da850_evm_bb_keys_init(unsigned gpio)
603 {
604         int i;
605         struct gpio_keys_button *button;
606
607         button = &da850_evm_bb_keys[0];
608         button->desc = (char *)
609                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
610         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
611
612         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
613                 button = &da850_evm_bb_keys[i + 1];
614                 button->code = SW_LID + i;
615                 button->desc = (char *)
616                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
617                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
618         }
619 }
620
621 #define DA850_N_BB_USER_LED     2
622
623 static struct gpio_led da850_evm_bb_leds[] = {
624         [0 ... DA850_N_BB_USER_LED - 1] = {
625                 .active_low = 1,
626                 .gpio = -1, /* assigned at runtime */
627                 .name = NULL, /* assigned at runtime */
628         },
629 };
630
631 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
632         .leds = da850_evm_bb_leds,
633         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
634 };
635
636 static struct platform_device da850_evm_bb_leds_device = {
637         .name           = "leds-gpio",
638         .id             = -1,
639         .dev = {
640                 .platform_data = &da850_evm_bb_leds_pdata
641         }
642 };
643
644 static void da850_evm_bb_leds_init(unsigned gpio)
645 {
646         int i;
647         struct gpio_led *led;
648
649         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
650                 led = &da850_evm_bb_leds[i];
651
652                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
653                 led->name =
654                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
655         }
656 }
657
658 static int da850_evm_bb_expander_setup(struct i2c_client *client,
659                                                 unsigned gpio, unsigned ngpio,
660                                                 void *c)
661 {
662         int ret;
663
664         /*
665          * Register the switches and pushbutton on the baseboard as a gpio-keys
666          * device.
667          */
668         da850_evm_bb_keys_init(gpio);
669         ret = platform_device_register(&da850_evm_bb_keys_device);
670         if (ret) {
671                 pr_warning("Could not register baseboard GPIO expander keys");
672                 goto io_exp_setup_sw_fail;
673         }
674
675         da850_evm_bb_leds_init(gpio);
676         ret = platform_device_register(&da850_evm_bb_leds_device);
677         if (ret) {
678                 pr_warning("Could not register baseboard GPIO expander LEDS");
679                 goto io_exp_setup_leds_fail;
680         }
681
682         return 0;
683
684 io_exp_setup_leds_fail:
685         platform_device_unregister(&da850_evm_bb_keys_device);
686 io_exp_setup_sw_fail:
687         return ret;
688 }
689
690 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
691                                         unsigned gpio, unsigned ngpio, void *c)
692 {
693         platform_device_unregister(&da850_evm_bb_leds_device);
694         platform_device_unregister(&da850_evm_bb_keys_device);
695
696         return 0;
697 }
698
699 static struct pca953x_platform_data da850_evm_ui_expander_info = {
700         .gpio_base      = DAVINCI_N_GPIO,
701         .setup          = da850_evm_ui_expander_setup,
702         .teardown       = da850_evm_ui_expander_teardown,
703         .names          = da850_evm_ui_exp,
704 };
705
706 static struct pca953x_platform_data da850_evm_bb_expander_info = {
707         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
708         .setup          = da850_evm_bb_expander_setup,
709         .teardown       = da850_evm_bb_expander_teardown,
710         .names          = da850_evm_bb_exp,
711 };
712
713 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
714         {
715                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
716         },
717         {
718                 I2C_BOARD_INFO("tca6416", 0x20),
719                 .platform_data = &da850_evm_ui_expander_info,
720         },
721         {
722                 I2C_BOARD_INFO("tca6416", 0x21),
723                 .platform_data = &da850_evm_bb_expander_info,
724         },
725 };
726
727 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
728         .bus_freq       = 100,  /* kHz */
729         .bus_delay      = 0,    /* usec */
730 };
731
732 static struct davinci_uart_config da850_evm_uart_config __initdata = {
733         .enabled_uarts = 0x7,
734 };
735
736 /* davinci da850 evm audio machine driver */
737 static u8 da850_iis_serializer_direction[] = {
738         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
739         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
740         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
741         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
742 };
743
744 static struct snd_platform_data da850_evm_snd_data = {
745         .tx_dma_offset  = 0x2000,
746         .rx_dma_offset  = 0x2000,
747         .op_mode        = DAVINCI_MCASP_IIS_MODE,
748         .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
749         .tdm_slots      = 2,
750         .serial_dir     = da850_iis_serializer_direction,
751         .asp_chan_q     = EVENTQ_1,
752         .version        = MCASP_VERSION_2,
753         .txnumevt       = 1,
754         .rxnumevt       = 1,
755 };
756
757 static const short da850_evm_mcasp_pins[] __initconst = {
758         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
759         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
760         DA850_AXR_11, DA850_AXR_12,
761         -1
762 };
763
764 static int da850_evm_mmc_get_ro(int index)
765 {
766         return gpio_get_value(DA850_MMCSD_WP_PIN);
767 }
768
769 static int da850_evm_mmc_get_cd(int index)
770 {
771         return !gpio_get_value(DA850_MMCSD_CD_PIN);
772 }
773
774 static struct davinci_mmc_config da850_mmc_config = {
775         .get_ro         = da850_evm_mmc_get_ro,
776         .get_cd         = da850_evm_mmc_get_cd,
777         .wires          = 4,
778         .max_freq       = 50000000,
779         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
780         .version        = MMC_CTLR_VERSION_2,
781 };
782
783 static const short da850_evm_mmcsd0_pins[] __initconst = {
784         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
785         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
786         DA850_GPIO4_0, DA850_GPIO4_1,
787         -1
788 };
789
790 static void da850_panel_power_ctrl(int val)
791 {
792         /* lcd backlight */
793         gpio_set_value(DA850_LCD_BL_PIN, val);
794
795         /* lcd power */
796         gpio_set_value(DA850_LCD_PWR_PIN, val);
797 }
798
799 static int da850_lcd_hw_init(void)
800 {
801         int status;
802
803         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
804         if (status < 0)
805                 return status;
806
807         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
808         if (status < 0) {
809                 gpio_free(DA850_LCD_BL_PIN);
810                 return status;
811         }
812
813         gpio_direction_output(DA850_LCD_BL_PIN, 0);
814         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
815
816         /* Switch off panel power and backlight */
817         da850_panel_power_ctrl(0);
818
819         /* Switch on panel power and backlight */
820         da850_panel_power_ctrl(1);
821
822         return 0;
823 }
824
825 /* TPS65070 voltage regulator support */
826
827 /* 3.3V */
828 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
829         {
830                 .supply = "usb0_vdda33",
831         },
832         {
833                 .supply = "usb1_vdda33",
834         },
835 };
836
837 /* 3.3V or 1.8V */
838 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
839         {
840                 .supply = "dvdd3318_a",
841         },
842         {
843                 .supply = "dvdd3318_b",
844         },
845         {
846                 .supply = "dvdd3318_c",
847         },
848 };
849
850 /* 1.2V */
851 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
852         {
853                 .supply = "cvdd",
854         },
855 };
856
857 /* 1.8V LDO */
858 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
859         {
860                 .supply = "sata_vddr",
861         },
862         {
863                 .supply = "usb0_vdda18",
864         },
865         {
866                 .supply = "usb1_vdda18",
867         },
868         {
869                 .supply = "ddr_dvdd18",
870         },
871 };
872
873 /* 1.2V LDO */
874 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
875         {
876                 .supply = "sata_vdd",
877         },
878         {
879                 .supply = "pll0_vdda",
880         },
881         {
882                 .supply = "pll1_vdda",
883         },
884         {
885                 .supply = "usbs_cvdd",
886         },
887         {
888                 .supply = "vddarnwa1",
889         },
890 };
891
892 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
893 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
894         .defdcdc_default = true,
895 };
896
897 static struct regulator_init_data tps65070_regulator_data[] = {
898         /* dcdc1 */
899         {
900                 .constraints = {
901                         .min_uV = 3150000,
902                         .max_uV = 3450000,
903                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
904                                 REGULATOR_CHANGE_STATUS),
905                         .boot_on = 1,
906                 },
907                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
908                 .consumer_supplies = tps65070_dcdc1_consumers,
909         },
910
911         /* dcdc2 */
912         {
913                 .constraints = {
914                         .min_uV = 1710000,
915                         .max_uV = 3450000,
916                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
917                                 REGULATOR_CHANGE_STATUS),
918                         .boot_on = 1,
919                 },
920                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
921                 .consumer_supplies = tps65070_dcdc2_consumers,
922                 .driver_data = &tps6507x_platform_data,
923         },
924
925         /* dcdc3 */
926         {
927                 .constraints = {
928                         .min_uV = 950000,
929                         .max_uV = 1350000,
930                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
931                                 REGULATOR_CHANGE_STATUS),
932                         .boot_on = 1,
933                 },
934                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
935                 .consumer_supplies = tps65070_dcdc3_consumers,
936                 .driver_data = &tps6507x_platform_data,
937         },
938
939         /* ldo1 */
940         {
941                 .constraints = {
942                         .min_uV = 1710000,
943                         .max_uV = 1890000,
944                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
945                                 REGULATOR_CHANGE_STATUS),
946                         .boot_on = 1,
947                 },
948                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
949                 .consumer_supplies = tps65070_ldo1_consumers,
950         },
951
952         /* ldo2 */
953         {
954                 .constraints = {
955                         .min_uV = 1140000,
956                         .max_uV = 1320000,
957                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
958                                 REGULATOR_CHANGE_STATUS),
959                         .boot_on = 1,
960                 },
961                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
962                 .consumer_supplies = tps65070_ldo2_consumers,
963         },
964 };
965
966 static struct touchscreen_init_data tps6507x_touchscreen_data = {
967         .poll_period =  30,     /* ms between touch samples */
968         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
969         .vref = 0,              /* turn off vref when not using A/D */
970         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
971         .product = 65070,       /* /sys/class/input/input?/id/product */
972         .version = 0x100,       /* /sys/class/input/input?/id/version */
973 };
974
975 static struct tps6507x_board tps_board = {
976         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
977         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
978 };
979
980 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
981         {
982                 I2C_BOARD_INFO("tps6507x", 0x48),
983                 .platform_data = &tps_board,
984         },
985 };
986
987 static int __init pmic_tps65070_init(void)
988 {
989         return i2c_register_board_info(1, da850_evm_tps65070_info,
990                                         ARRAY_SIZE(da850_evm_tps65070_info));
991 }
992
993 static const short da850_evm_lcdc_pins[] = {
994         DA850_GPIO2_8, DA850_GPIO2_15,
995         -1
996 };
997
998 static const short da850_evm_mii_pins[] = {
999         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1000         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1001         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1002         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1003         DA850_MDIO_D,
1004         -1
1005 };
1006
1007 static const short da850_evm_rmii_pins[] = {
1008         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1009         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1010         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1011         DA850_MDIO_D,
1012         -1
1013 };
1014
1015 static int __init da850_evm_config_emac(void)
1016 {
1017         void __iomem *cfg_chip3_base;
1018         int ret;
1019         u32 val;
1020         struct davinci_soc_info *soc_info = &davinci_soc_info;
1021         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1022
1023         if (!machine_is_davinci_da850_evm())
1024                 return 0;
1025
1026         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1027
1028         val = __raw_readl(cfg_chip3_base);
1029
1030         if (rmii_en) {
1031                 val |= BIT(8);
1032                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1033                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1034                                                         " functional\n");
1035         } else {
1036                 val &= ~BIT(8);
1037                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1038                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1039                                                         " functional\n");
1040         }
1041
1042         if (ret)
1043                 pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
1044                                 ret);
1045
1046         /* configure the CFGCHIP3 register for RMII or MII */
1047         __raw_writel(val, cfg_chip3_base);
1048
1049         ret = davinci_cfg_reg(DA850_GPIO2_6);
1050         if (ret)
1051                 pr_warning("da850_evm_init:GPIO(2,6) mux setup "
1052                                                         "failed\n");
1053
1054         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1055         if (ret) {
1056                 pr_warning("Cannot open GPIO %d\n",
1057                                         DA850_MII_MDIO_CLKEN_PIN);
1058                 return ret;
1059         }
1060
1061         /* Enable/Disable MII MDIO clock */
1062         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1063
1064         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1065
1066         ret = da8xx_register_emac();
1067         if (ret)
1068                 pr_warning("da850_evm_init: emac registration failed: %d\n",
1069                                 ret);
1070
1071         return 0;
1072 }
1073 device_initcall(da850_evm_config_emac);
1074
1075 /*
1076  * The following EDMA channels/slots are not being used by drivers (for
1077  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1078  * they are being reserved for codecs on the DSP side.
1079  */
1080 static const s16 da850_dma0_rsv_chans[][2] = {
1081         /* (offset, number) */
1082         { 8,  6},
1083         {24,  4},
1084         {30,  2},
1085         {-1, -1}
1086 };
1087
1088 static const s16 da850_dma0_rsv_slots[][2] = {
1089         /* (offset, number) */
1090         { 8,  6},
1091         {24,  4},
1092         {30, 50},
1093         {-1, -1}
1094 };
1095
1096 static const s16 da850_dma1_rsv_chans[][2] = {
1097         /* (offset, number) */
1098         { 0, 28},
1099         {30,  2},
1100         {-1, -1}
1101 };
1102
1103 static const s16 da850_dma1_rsv_slots[][2] = {
1104         /* (offset, number) */
1105         { 0, 28},
1106         {30, 90},
1107         {-1, -1}
1108 };
1109
1110 static struct edma_rsv_info da850_edma_cc0_rsv = {
1111         .rsv_chans      = da850_dma0_rsv_chans,
1112         .rsv_slots      = da850_dma0_rsv_slots,
1113 };
1114
1115 static struct edma_rsv_info da850_edma_cc1_rsv = {
1116         .rsv_chans      = da850_dma1_rsv_chans,
1117         .rsv_slots      = da850_dma1_rsv_slots,
1118 };
1119
1120 static struct edma_rsv_info *da850_edma_rsv[2] = {
1121         &da850_edma_cc0_rsv,
1122         &da850_edma_cc1_rsv,
1123 };
1124
1125 #ifdef CONFIG_CPU_FREQ
1126 static __init int da850_evm_init_cpufreq(void)
1127 {
1128         switch (system_rev & 0xF) {
1129         case 3:
1130                 da850_max_speed = 456000;
1131                 break;
1132         case 2:
1133                 da850_max_speed = 408000;
1134                 break;
1135         case 1:
1136                 da850_max_speed = 372000;
1137                 break;
1138         }
1139
1140         return da850_register_cpufreq("pll0_sysclk3");
1141 }
1142 #else
1143 static __init int da850_evm_init_cpufreq(void) { return 0; }
1144 #endif
1145
1146 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1147
1148 static __init void da850_evm_init(void)
1149 {
1150         int ret;
1151
1152         ret = pmic_tps65070_init();
1153         if (ret)
1154                 pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
1155                                 ret);
1156
1157         ret = da850_register_edma(da850_edma_rsv);
1158         if (ret)
1159                 pr_warning("da850_evm_init: edma registration failed: %d\n",
1160                                 ret);
1161
1162         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1163         if (ret)
1164                 pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
1165                                 ret);
1166
1167         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1168         if (ret)
1169                 pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
1170                                 ret);
1171
1172
1173         ret = da8xx_register_watchdog();
1174         if (ret)
1175                 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
1176                                 ret);
1177
1178         if (HAS_MMC) {
1179                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1180                 if (ret)
1181                         pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
1182                                         " %d\n", ret);
1183
1184                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1185                 if (ret)
1186                         pr_warning("da850_evm_init: can not open GPIO %d\n",
1187                                         DA850_MMCSD_CD_PIN);
1188                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1189
1190                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1191                 if (ret)
1192                         pr_warning("da850_evm_init: can not open GPIO %d\n",
1193                                         DA850_MMCSD_WP_PIN);
1194                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1195
1196                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1197                 if (ret)
1198                         pr_warning("da850_evm_init: mmcsd0 registration failed:"
1199                                         " %d\n", ret);
1200         }
1201
1202         davinci_serial_init(&da850_evm_uart_config);
1203
1204         i2c_register_board_info(1, da850_evm_i2c_devices,
1205                         ARRAY_SIZE(da850_evm_i2c_devices));
1206
1207         /*
1208          * shut down uart 0 and 1; they are not used on the board and
1209          * accessing them causes endless "too much work in irq53" messages
1210          * with arago fs
1211          */
1212         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1213         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1214
1215         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1216         if (ret)
1217                 pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
1218                                 ret);
1219
1220         da8xx_register_mcasp(0, &da850_evm_snd_data);
1221
1222         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1223         if (ret)
1224                 pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
1225                                 ret);
1226
1227         /* Handle board specific muxing for LCD here */
1228         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1229         if (ret)
1230                 pr_warning("da850_evm_init: evm specific lcd mux setup "
1231                                 "failed: %d\n", ret);
1232
1233         ret = da850_lcd_hw_init();
1234         if (ret)
1235                 pr_warning("da850_evm_init: lcd initialization failed: %d\n",
1236                                 ret);
1237
1238         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1239         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1240         if (ret)
1241                 pr_warning("da850_evm_init: lcdc registration failed: %d\n",
1242                                 ret);
1243
1244         ret = da8xx_register_rtc();
1245         if (ret)
1246                 pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
1247
1248         ret = da850_evm_init_cpufreq();
1249         if (ret)
1250                 pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
1251                                 ret);
1252
1253         ret = da8xx_register_cpuidle();
1254         if (ret)
1255                 pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
1256                                 ret);
1257
1258         ret = da850_register_pm(&da850_pm_device);
1259         if (ret)
1260                 pr_warning("da850_evm_init: suspend registration failed: %d\n",
1261                                 ret);
1262
1263         ret = da8xx_register_spi(1, da850evm_spi_info,
1264                                  ARRAY_SIZE(da850evm_spi_info));
1265         if (ret)
1266                 pr_warning("da850_evm_init: spi 1 registration failed: %d\n",
1267                                 ret);
1268
1269         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1270         if (ret)
1271                 pr_warning("da850_evm_init: sata registration failed: %d\n",
1272                                 ret);
1273
1274         da850_evm_setup_mac_addr();
1275 }
1276
1277 #ifdef CONFIG_SERIAL_8250_CONSOLE
1278 static int __init da850_evm_console_init(void)
1279 {
1280         if (!machine_is_davinci_da850_evm())
1281                 return 0;
1282
1283         return add_preferred_console("ttyS", 2, "115200");
1284 }
1285 console_initcall(da850_evm_console_init);
1286 #endif
1287
1288 static void __init da850_evm_map_io(void)
1289 {
1290         da850_init();
1291 }
1292
1293 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1294         .boot_params    = (DA8XX_DDR_BASE + 0x100),
1295         .map_io         = da850_evm_map_io,
1296         .init_irq       = cp_intc_init,
1297         .timer          = &davinci_timer,
1298         .init_machine   = da850_evm_init,
1299         .dma_zone_size  = SZ_128M,
1300 MACHINE_END