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Commit | Line | Data |
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0fbc5592 SR |
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> | |
0fbc5592 SR |
15 | #include <linux/init.h> |
16 | #include <linux/console.h> | |
17 | #include <linux/i2c.h> | |
18 | #include <linux/i2c/at24.h> | |
75e2ea64 | 19 | #include <linux/i2c/pca953x.h> |
75929f5e | 20 | #include <linux/input.h> |
0bc20bba | 21 | #include <linux/mfd/tps6507x.h> |
5cbdf276 | 22 | #include <linux/gpio.h> |
75929f5e | 23 | #include <linux/gpio_keys.h> |
38beb929 SR |
24 | #include <linux/platform_device.h> |
25 | #include <linux/mtd/mtd.h> | |
26 | #include <linux/mtd/nand.h> | |
27 | #include <linux/mtd/partitions.h> | |
7c5ec609 | 28 | #include <linux/mtd/physmap.h> |
a9eb1f67 | 29 | #include <linux/regulator/machine.h> |
8b24599e | 30 | #include <linux/regulator/tps6507x.h> |
da1e3680 | 31 | #include <linux/input/tps6507x-ts.h> |
fdce5568 SN |
32 | #include <linux/spi/spi.h> |
33 | #include <linux/spi/flash.h> | |
ab3f5c1f IY |
34 | #include <linux/delay.h> |
35 | #include <linux/wl12xx.h> | |
0fbc5592 SR |
36 | |
37 | #include <asm/mach-types.h> | |
38 | #include <asm/mach/arch.h> | |
9f97da78 | 39 | #include <asm/system_info.h> |
0fbc5592 | 40 | |
0fbc5592 SR |
41 | #include <mach/cp_intc.h> |
42 | #include <mach/da8xx.h> | |
38beb929 | 43 | #include <mach/nand.h> |
7761ef67 | 44 | #include <mach/mux.h> |
18a8505c | 45 | #include <mach/aemif.h> |
fdce5568 | 46 | #include <mach/spi.h> |
0fbc5592 | 47 | |
f6f97588 | 48 | #define DA850_EVM_PHY_ID "davinci_mdio-0:00" |
7761ef67 | 49 | #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) |
5cbdf276 | 50 | #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15) |
5cbdf276 | 51 | |
700691f2 SR |
52 | #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0) |
53 | #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1) | |
54 | ||
ab3f5c1f IY |
55 | #define DA850_WLAN_EN GPIO_TO_PIN(6, 9) |
56 | #define DA850_WLAN_IRQ GPIO_TO_PIN(6, 10) | |
57 | ||
2206771c C |
58 | #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6) |
59 | ||
fdce5568 SN |
60 | static struct mtd_partition da850evm_spiflash_part[] = { |
61 | [0] = { | |
62 | .name = "UBL", | |
63 | .offset = 0, | |
64 | .size = SZ_64K, | |
65 | .mask_flags = MTD_WRITEABLE, | |
66 | }, | |
67 | [1] = { | |
68 | .name = "U-Boot", | |
69 | .offset = MTDPART_OFS_APPEND, | |
70 | .size = SZ_512K, | |
71 | .mask_flags = MTD_WRITEABLE, | |
72 | }, | |
73 | [2] = { | |
74 | .name = "U-Boot-Env", | |
75 | .offset = MTDPART_OFS_APPEND, | |
76 | .size = SZ_64K, | |
77 | .mask_flags = MTD_WRITEABLE, | |
78 | }, | |
79 | [3] = { | |
80 | .name = "Kernel", | |
81 | .offset = MTDPART_OFS_APPEND, | |
82 | .size = SZ_2M + SZ_512K, | |
83 | .mask_flags = 0, | |
84 | }, | |
85 | [4] = { | |
86 | .name = "Filesystem", | |
87 | .offset = MTDPART_OFS_APPEND, | |
88 | .size = SZ_4M, | |
89 | .mask_flags = 0, | |
90 | }, | |
91 | [5] = { | |
92 | .name = "MAC-Address", | |
93 | .offset = SZ_8M - SZ_64K, | |
94 | .size = SZ_64K, | |
95 | .mask_flags = MTD_WRITEABLE, | |
96 | }, | |
97 | }; | |
98 | ||
99 | static struct flash_platform_data da850evm_spiflash_data = { | |
100 | .name = "m25p80", | |
101 | .parts = da850evm_spiflash_part, | |
102 | .nr_parts = ARRAY_SIZE(da850evm_spiflash_part), | |
103 | .type = "m25p64", | |
104 | }; | |
105 | ||
106 | static struct davinci_spi_config da850evm_spiflash_cfg = { | |
107 | .io_type = SPI_IO_TYPE_DMA, | |
108 | .c2tdelay = 8, | |
109 | .t2cdelay = 8, | |
110 | }; | |
111 | ||
112 | static struct spi_board_info da850evm_spi_info[] = { | |
113 | { | |
114 | .modalias = "m25p80", | |
115 | .platform_data = &da850evm_spiflash_data, | |
116 | .controller_data = &da850evm_spiflash_cfg, | |
117 | .mode = SPI_MODE_0, | |
118 | .max_speed_hz = 30000000, | |
119 | .bus_num = 1, | |
120 | .chip_select = 0, | |
121 | }, | |
122 | }; | |
123 | ||
810198bc RS |
124 | #ifdef CONFIG_MTD |
125 | static void da850_evm_m25p80_notify_add(struct mtd_info *mtd) | |
126 | { | |
127 | char *mac_addr = davinci_soc_info.emac_pdata->mac_addr; | |
128 | size_t retlen; | |
129 | ||
130 | if (!strcmp(mtd->name, "MAC-Address")) { | |
329ad399 | 131 | mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr); |
810198bc RS |
132 | if (retlen == ETH_ALEN) |
133 | pr_info("Read MAC addr from SPI Flash: %pM\n", | |
134 | mac_addr); | |
135 | } | |
136 | } | |
137 | ||
138 | static struct mtd_notifier da850evm_spi_notifier = { | |
139 | .add = da850_evm_m25p80_notify_add, | |
140 | }; | |
141 | ||
142 | static void da850_evm_setup_mac_addr(void) | |
143 | { | |
144 | register_mtd_user(&da850evm_spi_notifier); | |
145 | } | |
146 | #else | |
147 | static void da850_evm_setup_mac_addr(void) { } | |
148 | #endif | |
149 | ||
7c5ec609 SR |
150 | static struct mtd_partition da850_evm_norflash_partition[] = { |
151 | { | |
e2abd5a2 | 152 | .name = "bootloaders + env", |
7c5ec609 | 153 | .offset = 0, |
e2abd5a2 SR |
154 | .size = SZ_512K, |
155 | .mask_flags = MTD_WRITEABLE, | |
156 | }, | |
157 | { | |
158 | .name = "kernel", | |
159 | .offset = MTDPART_OFS_APPEND, | |
160 | .size = SZ_2M, | |
161 | .mask_flags = 0, | |
162 | }, | |
163 | { | |
164 | .name = "filesystem", | |
165 | .offset = MTDPART_OFS_APPEND, | |
7c5ec609 SR |
166 | .size = MTDPART_SIZ_FULL, |
167 | .mask_flags = 0, | |
168 | }, | |
169 | }; | |
170 | ||
171 | static struct physmap_flash_data da850_evm_norflash_data = { | |
172 | .width = 2, | |
173 | .parts = da850_evm_norflash_partition, | |
174 | .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition), | |
175 | }; | |
176 | ||
177 | static struct resource da850_evm_norflash_resource[] = { | |
178 | { | |
179 | .start = DA8XX_AEMIF_CS2_BASE, | |
180 | .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1, | |
181 | .flags = IORESOURCE_MEM, | |
182 | }, | |
183 | }; | |
184 | ||
185 | static struct platform_device da850_evm_norflash_device = { | |
186 | .name = "physmap-flash", | |
187 | .id = 0, | |
188 | .dev = { | |
189 | .platform_data = &da850_evm_norflash_data, | |
190 | }, | |
191 | .num_resources = 1, | |
192 | .resource = da850_evm_norflash_resource, | |
193 | }; | |
194 | ||
63534443 SN |
195 | static struct davinci_pm_config da850_pm_pdata = { |
196 | .sleepcount = 128, | |
197 | }; | |
198 | ||
199 | static struct platform_device da850_pm_device = { | |
200 | .name = "pm-davinci", | |
201 | .dev = { | |
202 | .platform_data = &da850_pm_pdata, | |
203 | }, | |
204 | .id = -1, | |
205 | }; | |
206 | ||
38beb929 SR |
207 | /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash |
208 | * (128K blocks). It may be used instead of the (default) SPI flash | |
209 | * to boot, using TI's tools to install the secondary boot loader | |
210 | * (UBL) and U-Boot. | |
211 | */ | |
db549d22 | 212 | static struct mtd_partition da850_evm_nandflash_partition[] = { |
38beb929 SR |
213 | { |
214 | .name = "u-boot env", | |
215 | .offset = 0, | |
216 | .size = SZ_128K, | |
217 | .mask_flags = MTD_WRITEABLE, | |
218 | }, | |
219 | { | |
220 | .name = "UBL", | |
221 | .offset = MTDPART_OFS_APPEND, | |
222 | .size = SZ_128K, | |
223 | .mask_flags = MTD_WRITEABLE, | |
224 | }, | |
225 | { | |
226 | .name = "u-boot", | |
227 | .offset = MTDPART_OFS_APPEND, | |
228 | .size = 4 * SZ_128K, | |
229 | .mask_flags = MTD_WRITEABLE, | |
230 | }, | |
231 | { | |
232 | .name = "kernel", | |
233 | .offset = 0x200000, | |
234 | .size = SZ_2M, | |
235 | .mask_flags = 0, | |
236 | }, | |
237 | { | |
238 | .name = "filesystem", | |
239 | .offset = MTDPART_OFS_APPEND, | |
240 | .size = MTDPART_SIZ_FULL, | |
241 | .mask_flags = 0, | |
242 | }, | |
243 | }; | |
244 | ||
18a8505c SN |
245 | static struct davinci_aemif_timing da850_evm_nandflash_timing = { |
246 | .wsetup = 24, | |
247 | .wstrobe = 21, | |
248 | .whold = 14, | |
249 | .rsetup = 19, | |
250 | .rstrobe = 50, | |
251 | .rhold = 0, | |
252 | .ta = 20, | |
253 | }; | |
254 | ||
38beb929 SR |
255 | static struct davinci_nand_pdata da850_evm_nandflash_data = { |
256 | .parts = da850_evm_nandflash_partition, | |
257 | .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition), | |
258 | .ecc_mode = NAND_ECC_HW, | |
fc42e335 | 259 | .ecc_bits = 4, |
bb9ebd4e | 260 | .bbt_options = NAND_BBT_USE_FLASH, |
18a8505c | 261 | .timing = &da850_evm_nandflash_timing, |
38beb929 SR |
262 | }; |
263 | ||
264 | static struct resource da850_evm_nandflash_resource[] = { | |
265 | { | |
266 | .start = DA8XX_AEMIF_CS3_BASE, | |
267 | .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1, | |
268 | .flags = IORESOURCE_MEM, | |
269 | }, | |
270 | { | |
271 | .start = DA8XX_AEMIF_CTL_BASE, | |
272 | .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1, | |
273 | .flags = IORESOURCE_MEM, | |
274 | }, | |
275 | }; | |
276 | ||
277 | static struct platform_device da850_evm_nandflash_device = { | |
278 | .name = "davinci_nand", | |
279 | .id = 1, | |
280 | .dev = { | |
281 | .platform_data = &da850_evm_nandflash_data, | |
282 | }, | |
283 | .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource), | |
284 | .resource = da850_evm_nandflash_resource, | |
285 | }; | |
286 | ||
039c5ee3 SR |
287 | static struct platform_device *da850_evm_devices[] __initdata = { |
288 | &da850_evm_nandflash_device, | |
289 | &da850_evm_norflash_device, | |
290 | }; | |
291 | ||
292 | #define DA8XX_AEMIF_CE2CFG_OFFSET 0x10 | |
293 | #define DA8XX_AEMIF_ASIZE_16BIT 0x1 | |
294 | ||
295 | static void __init da850_evm_init_nor(void) | |
296 | { | |
297 | void __iomem *aemif_addr; | |
298 | ||
299 | aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K); | |
300 | ||
301 | /* Configure data bus width of CS2 to 16 bit */ | |
302 | writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) | | |
303 | DA8XX_AEMIF_ASIZE_16BIT, | |
304 | aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET); | |
305 | ||
306 | iounmap(aemif_addr); | |
307 | } | |
308 | ||
f48ecc2f SS |
309 | static const short da850_evm_nand_pins[] = { |
310 | DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3, | |
311 | DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7, | |
312 | DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4, | |
313 | DA850_NEMA_WE, DA850_NEMA_OE, | |
314 | -1 | |
315 | }; | |
316 | ||
317 | static const short da850_evm_nor_pins[] = { | |
318 | DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2, | |
319 | DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1, | |
320 | DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5, | |
321 | DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9, | |
322 | DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13, | |
323 | DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1, | |
324 | DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5, | |
325 | DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9, | |
326 | DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13, | |
327 | DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17, | |
328 | DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21, | |
329 | DA850_EMA_A_22, DA850_EMA_A_23, | |
330 | -1 | |
331 | }; | |
332 | ||
039c5ee3 SR |
333 | #if defined(CONFIG_MMC_DAVINCI) || \ |
334 | defined(CONFIG_MMC_DAVINCI_MODULE) | |
335 | #define HAS_MMC 1 | |
336 | #else | |
337 | #define HAS_MMC 0 | |
338 | #endif | |
339 | ||
f48ecc2f | 340 | static inline void da850_evm_setup_nor_nand(void) |
039c5ee3 SR |
341 | { |
342 | int ret = 0; | |
343 | ||
b688c2fb | 344 | if (!HAS_MMC) { |
f48ecc2f | 345 | ret = davinci_cfg_reg_list(da850_evm_nand_pins); |
039c5ee3 SR |
346 | if (ret) |
347 | pr_warning("da850_evm_init: nand mux setup failed: " | |
348 | "%d\n", ret); | |
349 | ||
f48ecc2f | 350 | ret = davinci_cfg_reg_list(da850_evm_nor_pins); |
039c5ee3 SR |
351 | if (ret) |
352 | pr_warning("da850_evm_init: nor mux setup failed: %d\n", | |
353 | ret); | |
354 | ||
355 | da850_evm_init_nor(); | |
356 | ||
357 | platform_add_devices(da850_evm_devices, | |
358 | ARRAY_SIZE(da850_evm_devices)); | |
359 | } | |
360 | } | |
75e2ea64 | 361 | |
bae10587 SN |
362 | #ifdef CONFIG_DA850_UI_RMII |
363 | static inline void da850_evm_setup_emac_rmii(int rmii_sel) | |
364 | { | |
365 | struct davinci_soc_info *soc_info = &davinci_soc_info; | |
366 | ||
367 | soc_info->emac_pdata->rmii_en = 1; | |
47e7cb14 | 368 | gpio_set_value_cansleep(rmii_sel, 0); |
bae10587 SN |
369 | } |
370 | #else | |
371 | static inline void da850_evm_setup_emac_rmii(int rmii_sel) { } | |
372 | #endif | |
373 | ||
75929f5e BG |
374 | |
375 | #define DA850_KEYS_DEBOUNCE_MS 10 | |
376 | /* | |
377 | * At 200ms polling interval it is possible to miss an | |
378 | * event by tapping very lightly on the push button but most | |
379 | * pushes do result in an event; longer intervals require the | |
380 | * user to hold the button whereas shorter intervals require | |
381 | * more CPU time for polling. | |
382 | */ | |
383 | #define DA850_GPIO_KEYS_POLL_MS 200 | |
384 | ||
385 | enum da850_evm_ui_exp_pins { | |
386 | DA850_EVM_UI_EXP_SEL_C = 5, | |
387 | DA850_EVM_UI_EXP_SEL_B, | |
388 | DA850_EVM_UI_EXP_SEL_A, | |
389 | DA850_EVM_UI_EXP_PB8, | |
390 | DA850_EVM_UI_EXP_PB7, | |
391 | DA850_EVM_UI_EXP_PB6, | |
392 | DA850_EVM_UI_EXP_PB5, | |
393 | DA850_EVM_UI_EXP_PB4, | |
394 | DA850_EVM_UI_EXP_PB3, | |
395 | DA850_EVM_UI_EXP_PB2, | |
396 | DA850_EVM_UI_EXP_PB1, | |
397 | }; | |
398 | ||
399 | static const char const *da850_evm_ui_exp[] = { | |
400 | [DA850_EVM_UI_EXP_SEL_C] = "sel_c", | |
401 | [DA850_EVM_UI_EXP_SEL_B] = "sel_b", | |
402 | [DA850_EVM_UI_EXP_SEL_A] = "sel_a", | |
403 | [DA850_EVM_UI_EXP_PB8] = "pb8", | |
404 | [DA850_EVM_UI_EXP_PB7] = "pb7", | |
405 | [DA850_EVM_UI_EXP_PB6] = "pb6", | |
406 | [DA850_EVM_UI_EXP_PB5] = "pb5", | |
407 | [DA850_EVM_UI_EXP_PB4] = "pb4", | |
408 | [DA850_EVM_UI_EXP_PB3] = "pb3", | |
409 | [DA850_EVM_UI_EXP_PB2] = "pb2", | |
410 | [DA850_EVM_UI_EXP_PB1] = "pb1", | |
411 | }; | |
412 | ||
413 | #define DA850_N_UI_PB 8 | |
414 | ||
415 | static struct gpio_keys_button da850_evm_ui_keys[] = { | |
416 | [0 ... DA850_N_UI_PB - 1] = { | |
417 | .type = EV_KEY, | |
418 | .active_low = 1, | |
419 | .wakeup = 0, | |
420 | .debounce_interval = DA850_KEYS_DEBOUNCE_MS, | |
421 | .code = -1, /* assigned at runtime */ | |
422 | .gpio = -1, /* assigned at runtime */ | |
423 | .desc = NULL, /* assigned at runtime */ | |
424 | }, | |
425 | }; | |
426 | ||
427 | static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = { | |
428 | .buttons = da850_evm_ui_keys, | |
429 | .nbuttons = ARRAY_SIZE(da850_evm_ui_keys), | |
430 | .poll_interval = DA850_GPIO_KEYS_POLL_MS, | |
431 | }; | |
432 | ||
433 | static struct platform_device da850_evm_ui_keys_device = { | |
434 | .name = "gpio-keys-polled", | |
435 | .id = 0, | |
436 | .dev = { | |
437 | .platform_data = &da850_evm_ui_keys_pdata | |
438 | }, | |
439 | }; | |
440 | ||
441 | static void da850_evm_ui_keys_init(unsigned gpio) | |
442 | { | |
443 | int i; | |
444 | struct gpio_keys_button *button; | |
445 | ||
446 | for (i = 0; i < DA850_N_UI_PB; i++) { | |
447 | button = &da850_evm_ui_keys[i]; | |
448 | button->code = KEY_F8 - i; | |
449 | button->desc = (char *) | |
450 | da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i]; | |
451 | button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i; | |
452 | } | |
453 | } | |
454 | ||
75e2ea64 C |
455 | static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, |
456 | unsigned ngpio, void *c) | |
457 | { | |
458 | int sel_a, sel_b, sel_c, ret; | |
459 | ||
53c2897d BG |
460 | sel_a = gpio + DA850_EVM_UI_EXP_SEL_A; |
461 | sel_b = gpio + DA850_EVM_UI_EXP_SEL_B; | |
462 | sel_c = gpio + DA850_EVM_UI_EXP_SEL_C; | |
75e2ea64 | 463 | |
53c2897d | 464 | ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]); |
75e2ea64 C |
465 | if (ret) { |
466 | pr_warning("Cannot open UI expander pin %d\n", sel_a); | |
467 | goto exp_setup_sela_fail; | |
468 | } | |
469 | ||
53c2897d | 470 | ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]); |
75e2ea64 C |
471 | if (ret) { |
472 | pr_warning("Cannot open UI expander pin %d\n", sel_b); | |
473 | goto exp_setup_selb_fail; | |
474 | } | |
475 | ||
53c2897d | 476 | ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]); |
75e2ea64 C |
477 | if (ret) { |
478 | pr_warning("Cannot open UI expander pin %d\n", sel_c); | |
479 | goto exp_setup_selc_fail; | |
480 | } | |
481 | ||
482 | /* deselect all functionalities */ | |
483 | gpio_direction_output(sel_a, 1); | |
484 | gpio_direction_output(sel_b, 1); | |
485 | gpio_direction_output(sel_c, 1); | |
486 | ||
75929f5e BG |
487 | da850_evm_ui_keys_init(gpio); |
488 | ret = platform_device_register(&da850_evm_ui_keys_device); | |
489 | if (ret) { | |
490 | pr_warning("Could not register UI GPIO expander push-buttons"); | |
491 | goto exp_setup_keys_fail; | |
492 | } | |
493 | ||
75e2ea64 C |
494 | pr_info("DA850/OMAP-L138 EVM UI card detected\n"); |
495 | ||
496 | da850_evm_setup_nor_nand(); | |
497 | ||
bae10587 | 498 | da850_evm_setup_emac_rmii(sel_a); |
2206771c | 499 | |
75e2ea64 C |
500 | return 0; |
501 | ||
75929f5e BG |
502 | exp_setup_keys_fail: |
503 | gpio_free(sel_c); | |
75e2ea64 C |
504 | exp_setup_selc_fail: |
505 | gpio_free(sel_b); | |
506 | exp_setup_selb_fail: | |
507 | gpio_free(sel_a); | |
508 | exp_setup_sela_fail: | |
509 | return ret; | |
510 | } | |
511 | ||
512 | static int da850_evm_ui_expander_teardown(struct i2c_client *client, | |
513 | unsigned gpio, unsigned ngpio, void *c) | |
514 | { | |
75929f5e BG |
515 | platform_device_unregister(&da850_evm_ui_keys_device); |
516 | ||
75e2ea64 | 517 | /* deselect all functionalities */ |
53c2897d BG |
518 | gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1); |
519 | gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1); | |
520 | gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1); | |
75e2ea64 | 521 | |
53c2897d BG |
522 | gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C); |
523 | gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B); | |
524 | gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A); | |
75e2ea64 C |
525 | |
526 | return 0; | |
527 | } | |
528 | ||
70b30939 BG |
529 | /* assign the baseboard expander's GPIOs after the UI board's */ |
530 | #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp) | |
531 | #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS) | |
532 | ||
533 | enum da850_evm_bb_exp_pins { | |
534 | DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0, | |
535 | DA850_EVM_BB_EXP_SW_RST, | |
536 | DA850_EVM_BB_EXP_TP_23, | |
537 | DA850_EVM_BB_EXP_TP_22, | |
538 | DA850_EVM_BB_EXP_TP_21, | |
539 | DA850_EVM_BB_EXP_USER_PB1, | |
540 | DA850_EVM_BB_EXP_USER_LED2, | |
541 | DA850_EVM_BB_EXP_USER_LED1, | |
542 | DA850_EVM_BB_EXP_USER_SW1, | |
543 | DA850_EVM_BB_EXP_USER_SW2, | |
544 | DA850_EVM_BB_EXP_USER_SW3, | |
545 | DA850_EVM_BB_EXP_USER_SW4, | |
546 | DA850_EVM_BB_EXP_USER_SW5, | |
547 | DA850_EVM_BB_EXP_USER_SW6, | |
548 | DA850_EVM_BB_EXP_USER_SW7, | |
549 | DA850_EVM_BB_EXP_USER_SW8 | |
550 | }; | |
551 | ||
552 | static const char const *da850_evm_bb_exp[] = { | |
553 | [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en", | |
554 | [DA850_EVM_BB_EXP_SW_RST] = "sw_rst", | |
555 | [DA850_EVM_BB_EXP_TP_23] = "tp_23", | |
556 | [DA850_EVM_BB_EXP_TP_22] = "tp_22", | |
557 | [DA850_EVM_BB_EXP_TP_21] = "tp_21", | |
558 | [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1", | |
559 | [DA850_EVM_BB_EXP_USER_LED2] = "user_led2", | |
560 | [DA850_EVM_BB_EXP_USER_LED1] = "user_led1", | |
561 | [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1", | |
562 | [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2", | |
563 | [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3", | |
564 | [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4", | |
565 | [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5", | |
566 | [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6", | |
567 | [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7", | |
568 | [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8", | |
569 | }; | |
570 | ||
571 | #define DA850_N_BB_USER_SW 8 | |
572 | ||
573 | static struct gpio_keys_button da850_evm_bb_keys[] = { | |
574 | [0] = { | |
575 | .type = EV_KEY, | |
576 | .active_low = 1, | |
577 | .wakeup = 0, | |
578 | .debounce_interval = DA850_KEYS_DEBOUNCE_MS, | |
579 | .code = KEY_PROG1, | |
580 | .desc = NULL, /* assigned at runtime */ | |
581 | .gpio = -1, /* assigned at runtime */ | |
582 | }, | |
583 | [1 ... DA850_N_BB_USER_SW] = { | |
584 | .type = EV_SW, | |
585 | .active_low = 1, | |
586 | .wakeup = 0, | |
587 | .debounce_interval = DA850_KEYS_DEBOUNCE_MS, | |
588 | .code = -1, /* assigned at runtime */ | |
589 | .desc = NULL, /* assigned at runtime */ | |
590 | .gpio = -1, /* assigned at runtime */ | |
591 | }, | |
592 | }; | |
593 | ||
594 | static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = { | |
595 | .buttons = da850_evm_bb_keys, | |
596 | .nbuttons = ARRAY_SIZE(da850_evm_bb_keys), | |
597 | .poll_interval = DA850_GPIO_KEYS_POLL_MS, | |
598 | }; | |
599 | ||
600 | static struct platform_device da850_evm_bb_keys_device = { | |
601 | .name = "gpio-keys-polled", | |
602 | .id = 1, | |
603 | .dev = { | |
604 | .platform_data = &da850_evm_bb_keys_pdata | |
605 | }, | |
606 | }; | |
607 | ||
608 | static void da850_evm_bb_keys_init(unsigned gpio) | |
609 | { | |
610 | int i; | |
611 | struct gpio_keys_button *button; | |
612 | ||
613 | button = &da850_evm_bb_keys[0]; | |
614 | button->desc = (char *) | |
615 | da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1]; | |
616 | button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1; | |
617 | ||
618 | for (i = 0; i < DA850_N_BB_USER_SW; i++) { | |
619 | button = &da850_evm_bb_keys[i + 1]; | |
620 | button->code = SW_LID + i; | |
621 | button->desc = (char *) | |
622 | da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i]; | |
623 | button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i; | |
624 | } | |
625 | } | |
626 | ||
627 | #define DA850_N_BB_USER_LED 2 | |
628 | ||
629 | static struct gpio_led da850_evm_bb_leds[] = { | |
630 | [0 ... DA850_N_BB_USER_LED - 1] = { | |
631 | .active_low = 1, | |
632 | .gpio = -1, /* assigned at runtime */ | |
633 | .name = NULL, /* assigned at runtime */ | |
634 | }, | |
635 | }; | |
636 | ||
637 | static struct gpio_led_platform_data da850_evm_bb_leds_pdata = { | |
638 | .leds = da850_evm_bb_leds, | |
639 | .num_leds = ARRAY_SIZE(da850_evm_bb_leds), | |
640 | }; | |
641 | ||
642 | static struct platform_device da850_evm_bb_leds_device = { | |
643 | .name = "leds-gpio", | |
644 | .id = -1, | |
645 | .dev = { | |
646 | .platform_data = &da850_evm_bb_leds_pdata | |
647 | } | |
648 | }; | |
649 | ||
650 | static void da850_evm_bb_leds_init(unsigned gpio) | |
651 | { | |
652 | int i; | |
653 | struct gpio_led *led; | |
654 | ||
655 | for (i = 0; i < DA850_N_BB_USER_LED; i++) { | |
656 | led = &da850_evm_bb_leds[i]; | |
657 | ||
658 | led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i; | |
659 | led->name = | |
660 | da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i]; | |
661 | } | |
662 | } | |
663 | ||
664 | static int da850_evm_bb_expander_setup(struct i2c_client *client, | |
665 | unsigned gpio, unsigned ngpio, | |
666 | void *c) | |
667 | { | |
668 | int ret; | |
669 | ||
670 | /* | |
671 | * Register the switches and pushbutton on the baseboard as a gpio-keys | |
672 | * device. | |
673 | */ | |
674 | da850_evm_bb_keys_init(gpio); | |
675 | ret = platform_device_register(&da850_evm_bb_keys_device); | |
676 | if (ret) { | |
677 | pr_warning("Could not register baseboard GPIO expander keys"); | |
678 | goto io_exp_setup_sw_fail; | |
679 | } | |
680 | ||
681 | da850_evm_bb_leds_init(gpio); | |
682 | ret = platform_device_register(&da850_evm_bb_leds_device); | |
683 | if (ret) { | |
684 | pr_warning("Could not register baseboard GPIO expander LEDS"); | |
685 | goto io_exp_setup_leds_fail; | |
686 | } | |
687 | ||
688 | return 0; | |
689 | ||
690 | io_exp_setup_leds_fail: | |
691 | platform_device_unregister(&da850_evm_bb_keys_device); | |
692 | io_exp_setup_sw_fail: | |
693 | return ret; | |
694 | } | |
695 | ||
696 | static int da850_evm_bb_expander_teardown(struct i2c_client *client, | |
697 | unsigned gpio, unsigned ngpio, void *c) | |
698 | { | |
699 | platform_device_unregister(&da850_evm_bb_leds_device); | |
700 | platform_device_unregister(&da850_evm_bb_keys_device); | |
701 | ||
702 | return 0; | |
703 | } | |
704 | ||
75e2ea64 C |
705 | static struct pca953x_platform_data da850_evm_ui_expander_info = { |
706 | .gpio_base = DAVINCI_N_GPIO, | |
707 | .setup = da850_evm_ui_expander_setup, | |
708 | .teardown = da850_evm_ui_expander_teardown, | |
75929f5e | 709 | .names = da850_evm_ui_exp, |
75e2ea64 C |
710 | }; |
711 | ||
70b30939 BG |
712 | static struct pca953x_platform_data da850_evm_bb_expander_info = { |
713 | .gpio_base = DA850_BB_EXPANDER_GPIO_BASE, | |
714 | .setup = da850_evm_bb_expander_setup, | |
715 | .teardown = da850_evm_bb_expander_teardown, | |
716 | .names = da850_evm_bb_exp, | |
717 | }; | |
718 | ||
1a7ff8ff C |
719 | static struct i2c_board_info __initdata da850_evm_i2c_devices[] = { |
720 | { | |
721 | I2C_BOARD_INFO("tlv320aic3x", 0x18), | |
75e2ea64 C |
722 | }, |
723 | { | |
724 | I2C_BOARD_INFO("tca6416", 0x20), | |
725 | .platform_data = &da850_evm_ui_expander_info, | |
726 | }, | |
70b30939 BG |
727 | { |
728 | I2C_BOARD_INFO("tca6416", 0x21), | |
729 | .platform_data = &da850_evm_bb_expander_info, | |
730 | }, | |
1a7ff8ff C |
731 | }; |
732 | ||
0fbc5592 SR |
733 | static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = { |
734 | .bus_freq = 100, /* kHz */ | |
735 | .bus_delay = 0, /* usec */ | |
736 | }; | |
737 | ||
738 | static struct davinci_uart_config da850_evm_uart_config __initdata = { | |
739 | .enabled_uarts = 0x7, | |
740 | }; | |
741 | ||
491214e1 C |
742 | /* davinci da850 evm audio machine driver */ |
743 | static u8 da850_iis_serializer_direction[] = { | |
744 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, | |
745 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, | |
746 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE, | |
747 | RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, | |
748 | }; | |
749 | ||
750 | static struct snd_platform_data da850_evm_snd_data = { | |
751 | .tx_dma_offset = 0x2000, | |
752 | .rx_dma_offset = 0x2000, | |
753 | .op_mode = DAVINCI_MCASP_IIS_MODE, | |
754 | .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), | |
755 | .tdm_slots = 2, | |
756 | .serial_dir = da850_iis_serializer_direction, | |
f1b21c52 | 757 | .asp_chan_q = EVENTQ_0, |
491214e1 C |
758 | .version = MCASP_VERSION_2, |
759 | .txnumevt = 1, | |
760 | .rxnumevt = 1, | |
761 | }; | |
762 | ||
c840fc74 MW |
763 | static const short da850_evm_mcasp_pins[] __initconst = { |
764 | DA850_AHCLKX, DA850_ACLKX, DA850_AFSX, | |
765 | DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE, | |
766 | DA850_AXR_11, DA850_AXR_12, | |
767 | -1 | |
768 | }; | |
769 | ||
700691f2 SR |
770 | static int da850_evm_mmc_get_ro(int index) |
771 | { | |
772 | return gpio_get_value(DA850_MMCSD_WP_PIN); | |
773 | } | |
774 | ||
775 | static int da850_evm_mmc_get_cd(int index) | |
776 | { | |
777 | return !gpio_get_value(DA850_MMCSD_CD_PIN); | |
778 | } | |
779 | ||
780 | static struct davinci_mmc_config da850_mmc_config = { | |
781 | .get_ro = da850_evm_mmc_get_ro, | |
782 | .get_cd = da850_evm_mmc_get_cd, | |
783 | .wires = 4, | |
0046d0bf C |
784 | .max_freq = 50000000, |
785 | .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, | |
700691f2 SR |
786 | .version = MMC_CTLR_VERSION_2, |
787 | }; | |
788 | ||
5a0d80ea MW |
789 | static const short da850_evm_mmcsd0_pins[] __initconst = { |
790 | DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2, | |
791 | DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD, | |
792 | DA850_GPIO4_0, DA850_GPIO4_1, | |
793 | -1 | |
794 | }; | |
795 | ||
d52f235f C |
796 | static void da850_panel_power_ctrl(int val) |
797 | { | |
798 | /* lcd backlight */ | |
799 | gpio_set_value(DA850_LCD_BL_PIN, val); | |
800 | ||
801 | /* lcd power */ | |
802 | gpio_set_value(DA850_LCD_PWR_PIN, val); | |
803 | } | |
804 | ||
5cbdf276 SR |
805 | static int da850_lcd_hw_init(void) |
806 | { | |
807 | int status; | |
808 | ||
809 | status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n"); | |
810 | if (status < 0) | |
811 | return status; | |
812 | ||
813 | status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n"); | |
814 | if (status < 0) { | |
815 | gpio_free(DA850_LCD_BL_PIN); | |
816 | return status; | |
817 | } | |
818 | ||
819 | gpio_direction_output(DA850_LCD_BL_PIN, 0); | |
820 | gpio_direction_output(DA850_LCD_PWR_PIN, 0); | |
821 | ||
d52f235f C |
822 | /* Switch off panel power and backlight */ |
823 | da850_panel_power_ctrl(0); | |
5cbdf276 | 824 | |
d52f235f C |
825 | /* Switch on panel power and backlight */ |
826 | da850_panel_power_ctrl(1); | |
5cbdf276 SR |
827 | |
828 | return 0; | |
829 | } | |
491214e1 | 830 | |
a9eb1f67 SN |
831 | /* TPS65070 voltage regulator support */ |
832 | ||
833 | /* 3.3V */ | |
db549d22 | 834 | static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = { |
a9eb1f67 SN |
835 | { |
836 | .supply = "usb0_vdda33", | |
837 | }, | |
838 | { | |
839 | .supply = "usb1_vdda33", | |
840 | }, | |
841 | }; | |
842 | ||
843 | /* 3.3V or 1.8V */ | |
db549d22 | 844 | static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = { |
a9eb1f67 SN |
845 | { |
846 | .supply = "dvdd3318_a", | |
847 | }, | |
848 | { | |
849 | .supply = "dvdd3318_b", | |
850 | }, | |
851 | { | |
852 | .supply = "dvdd3318_c", | |
853 | }, | |
854 | }; | |
855 | ||
856 | /* 1.2V */ | |
db549d22 | 857 | static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = { |
a9eb1f67 SN |
858 | { |
859 | .supply = "cvdd", | |
860 | }, | |
861 | }; | |
862 | ||
863 | /* 1.8V LDO */ | |
db549d22 | 864 | static struct regulator_consumer_supply tps65070_ldo1_consumers[] = { |
a9eb1f67 SN |
865 | { |
866 | .supply = "sata_vddr", | |
867 | }, | |
868 | { | |
869 | .supply = "usb0_vdda18", | |
870 | }, | |
871 | { | |
872 | .supply = "usb1_vdda18", | |
873 | }, | |
874 | { | |
875 | .supply = "ddr_dvdd18", | |
876 | }, | |
877 | }; | |
878 | ||
879 | /* 1.2V LDO */ | |
db549d22 | 880 | static struct regulator_consumer_supply tps65070_ldo2_consumers[] = { |
a9eb1f67 SN |
881 | { |
882 | .supply = "sata_vdd", | |
883 | }, | |
884 | { | |
885 | .supply = "pll0_vdda", | |
886 | }, | |
887 | { | |
888 | .supply = "pll1_vdda", | |
889 | }, | |
890 | { | |
891 | .supply = "usbs_cvdd", | |
892 | }, | |
893 | { | |
894 | .supply = "vddarnwa1", | |
895 | }, | |
896 | }; | |
897 | ||
8b24599e SN |
898 | /* We take advantage of the fact that both defdcdc{2,3} are tied high */ |
899 | static struct tps6507x_reg_platform_data tps6507x_platform_data = { | |
900 | .defdcdc_default = true, | |
901 | }; | |
902 | ||
db549d22 | 903 | static struct regulator_init_data tps65070_regulator_data[] = { |
a9eb1f67 SN |
904 | /* dcdc1 */ |
905 | { | |
906 | .constraints = { | |
907 | .min_uV = 3150000, | |
908 | .max_uV = 3450000, | |
909 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
910 | REGULATOR_CHANGE_STATUS), | |
911 | .boot_on = 1, | |
912 | }, | |
913 | .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers), | |
914 | .consumer_supplies = tps65070_dcdc1_consumers, | |
915 | }, | |
916 | ||
917 | /* dcdc2 */ | |
918 | { | |
919 | .constraints = { | |
920 | .min_uV = 1710000, | |
921 | .max_uV = 3450000, | |
922 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
923 | REGULATOR_CHANGE_STATUS), | |
924 | .boot_on = 1, | |
925 | }, | |
926 | .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers), | |
927 | .consumer_supplies = tps65070_dcdc2_consumers, | |
8b24599e | 928 | .driver_data = &tps6507x_platform_data, |
a9eb1f67 SN |
929 | }, |
930 | ||
931 | /* dcdc3 */ | |
932 | { | |
933 | .constraints = { | |
934 | .min_uV = 950000, | |
28bd2c34 | 935 | .max_uV = 1350000, |
a9eb1f67 SN |
936 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | |
937 | REGULATOR_CHANGE_STATUS), | |
938 | .boot_on = 1, | |
939 | }, | |
940 | .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers), | |
941 | .consumer_supplies = tps65070_dcdc3_consumers, | |
8b24599e | 942 | .driver_data = &tps6507x_platform_data, |
a9eb1f67 SN |
943 | }, |
944 | ||
945 | /* ldo1 */ | |
946 | { | |
947 | .constraints = { | |
948 | .min_uV = 1710000, | |
949 | .max_uV = 1890000, | |
950 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
951 | REGULATOR_CHANGE_STATUS), | |
952 | .boot_on = 1, | |
953 | }, | |
954 | .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers), | |
955 | .consumer_supplies = tps65070_ldo1_consumers, | |
956 | }, | |
957 | ||
958 | /* ldo2 */ | |
959 | { | |
960 | .constraints = { | |
961 | .min_uV = 1140000, | |
962 | .max_uV = 1320000, | |
963 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
964 | REGULATOR_CHANGE_STATUS), | |
965 | .boot_on = 1, | |
966 | }, | |
967 | .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers), | |
968 | .consumer_supplies = tps65070_ldo2_consumers, | |
969 | }, | |
970 | }; | |
971 | ||
da1e3680 TF |
972 | static struct touchscreen_init_data tps6507x_touchscreen_data = { |
973 | .poll_period = 30, /* ms between touch samples */ | |
974 | .min_pressure = 0x30, /* minimum pressure to trigger touch */ | |
975 | .vref = 0, /* turn off vref when not using A/D */ | |
976 | .vendor = 0, /* /sys/class/input/input?/id/vendor */ | |
977 | .product = 65070, /* /sys/class/input/input?/id/product */ | |
978 | .version = 0x100, /* /sys/class/input/input?/id/version */ | |
979 | }; | |
980 | ||
0bc20bba TF |
981 | static struct tps6507x_board tps_board = { |
982 | .tps6507x_pmic_init_data = &tps65070_regulator_data[0], | |
da1e3680 | 983 | .tps6507x_ts_init_data = &tps6507x_touchscreen_data, |
0bc20bba TF |
984 | }; |
985 | ||
3506f277 | 986 | static struct i2c_board_info __initdata da850_evm_tps65070_info[] = { |
a9eb1f67 SN |
987 | { |
988 | I2C_BOARD_INFO("tps6507x", 0x48), | |
0bc20bba | 989 | .platform_data = &tps_board, |
a9eb1f67 SN |
990 | }, |
991 | }; | |
992 | ||
993 | static int __init pmic_tps65070_init(void) | |
994 | { | |
3506f277 BG |
995 | return i2c_register_board_info(1, da850_evm_tps65070_info, |
996 | ARRAY_SIZE(da850_evm_tps65070_info)); | |
a9eb1f67 SN |
997 | } |
998 | ||
7761ef67 SR |
999 | static const short da850_evm_lcdc_pins[] = { |
1000 | DA850_GPIO2_8, DA850_GPIO2_15, | |
1001 | -1 | |
1002 | }; | |
1003 | ||
85b8307f SS |
1004 | static const short da850_evm_mii_pins[] = { |
1005 | DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3, | |
1006 | DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER, | |
1007 | DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3, | |
1008 | DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK, | |
1009 | DA850_MDIO_D, | |
1010 | -1 | |
1011 | }; | |
1012 | ||
1013 | static const short da850_evm_rmii_pins[] = { | |
1014 | DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN, | |
1015 | DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1, | |
1016 | DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK, | |
1017 | DA850_MDIO_D, | |
1018 | -1 | |
1019 | }; | |
1020 | ||
bae10587 | 1021 | static int __init da850_evm_config_emac(void) |
2206771c C |
1022 | { |
1023 | void __iomem *cfg_chip3_base; | |
1024 | int ret; | |
1025 | u32 val; | |
bae10587 SN |
1026 | struct davinci_soc_info *soc_info = &davinci_soc_info; |
1027 | u8 rmii_en = soc_info->emac_pdata->rmii_en; | |
1028 | ||
1029 | if (!machine_is_davinci_da850_evm()) | |
1030 | return 0; | |
2206771c | 1031 | |
d2de0582 | 1032 | cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG); |
2206771c | 1033 | |
2206771c | 1034 | val = __raw_readl(cfg_chip3_base); |
17fadd9a SN |
1035 | |
1036 | if (rmii_en) { | |
2206771c | 1037 | val |= BIT(8); |
85b8307f | 1038 | ret = davinci_cfg_reg_list(da850_evm_rmii_pins); |
17fadd9a SN |
1039 | pr_info("EMAC: RMII PHY configured, MII PHY will not be" |
1040 | " functional\n"); | |
1041 | } else { | |
2206771c | 1042 | val &= ~BIT(8); |
85b8307f | 1043 | ret = davinci_cfg_reg_list(da850_evm_mii_pins); |
17fadd9a SN |
1044 | pr_info("EMAC: MII PHY configured, RMII PHY will not be" |
1045 | " functional\n"); | |
1046 | } | |
1047 | ||
2206771c C |
1048 | if (ret) |
1049 | pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n", | |
1050 | ret); | |
1051 | ||
17fadd9a SN |
1052 | /* configure the CFGCHIP3 register for RMII or MII */ |
1053 | __raw_writel(val, cfg_chip3_base); | |
1054 | ||
2206771c C |
1055 | ret = davinci_cfg_reg(DA850_GPIO2_6); |
1056 | if (ret) | |
1057 | pr_warning("da850_evm_init:GPIO(2,6) mux setup " | |
1058 | "failed\n"); | |
1059 | ||
1060 | ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en"); | |
1061 | if (ret) { | |
1062 | pr_warning("Cannot open GPIO %d\n", | |
1063 | DA850_MII_MDIO_CLKEN_PIN); | |
1064 | return ret; | |
1065 | } | |
1066 | ||
17fadd9a SN |
1067 | /* Enable/Disable MII MDIO clock */ |
1068 | gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en); | |
2206771c | 1069 | |
782f2d78 | 1070 | soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID; |
bae10587 SN |
1071 | |
1072 | ret = da8xx_register_emac(); | |
1073 | if (ret) | |
1074 | pr_warning("da850_evm_init: emac registration failed: %d\n", | |
1075 | ret); | |
1076 | ||
2206771c C |
1077 | return 0; |
1078 | } | |
bae10587 | 1079 | device_initcall(da850_evm_config_emac); |
2206771c | 1080 | |
a941c503 RS |
1081 | /* |
1082 | * The following EDMA channels/slots are not being used by drivers (for | |
1083 | * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence | |
1084 | * they are being reserved for codecs on the DSP side. | |
1085 | */ | |
1086 | static const s16 da850_dma0_rsv_chans[][2] = { | |
1087 | /* (offset, number) */ | |
1088 | { 8, 6}, | |
1089 | {24, 4}, | |
1090 | {30, 2}, | |
1091 | {-1, -1} | |
1092 | }; | |
1093 | ||
1094 | static const s16 da850_dma0_rsv_slots[][2] = { | |
1095 | /* (offset, number) */ | |
1096 | { 8, 6}, | |
1097 | {24, 4}, | |
1098 | {30, 50}, | |
1099 | {-1, -1} | |
1100 | }; | |
1101 | ||
1102 | static const s16 da850_dma1_rsv_chans[][2] = { | |
1103 | /* (offset, number) */ | |
1104 | { 0, 28}, | |
1105 | {30, 2}, | |
1106 | {-1, -1} | |
1107 | }; | |
1108 | ||
1109 | static const s16 da850_dma1_rsv_slots[][2] = { | |
1110 | /* (offset, number) */ | |
1111 | { 0, 28}, | |
1112 | {30, 90}, | |
1113 | {-1, -1} | |
1114 | }; | |
1115 | ||
1116 | static struct edma_rsv_info da850_edma_cc0_rsv = { | |
1117 | .rsv_chans = da850_dma0_rsv_chans, | |
1118 | .rsv_slots = da850_dma0_rsv_slots, | |
1119 | }; | |
1120 | ||
1121 | static struct edma_rsv_info da850_edma_cc1_rsv = { | |
1122 | .rsv_chans = da850_dma1_rsv_chans, | |
1123 | .rsv_slots = da850_dma1_rsv_slots, | |
1124 | }; | |
1125 | ||
1126 | static struct edma_rsv_info *da850_edma_rsv[2] = { | |
1127 | &da850_edma_cc0_rsv, | |
1128 | &da850_edma_cc1_rsv, | |
1129 | }; | |
1130 | ||
28bd2c34 SN |
1131 | #ifdef CONFIG_CPU_FREQ |
1132 | static __init int da850_evm_init_cpufreq(void) | |
1133 | { | |
1134 | switch (system_rev & 0xF) { | |
1135 | case 3: | |
1136 | da850_max_speed = 456000; | |
1137 | break; | |
1138 | case 2: | |
1139 | da850_max_speed = 408000; | |
1140 | break; | |
1141 | case 1: | |
1142 | da850_max_speed = 372000; | |
1143 | break; | |
1144 | } | |
1145 | ||
1146 | return da850_register_cpufreq("pll0_sysclk3"); | |
1147 | } | |
1148 | #else | |
1149 | static __init int da850_evm_init_cpufreq(void) { return 0; } | |
1150 | #endif | |
1151 | ||
ab3f5c1f IY |
1152 | #ifdef CONFIG_DA850_WL12XX |
1153 | ||
1154 | static void wl12xx_set_power(int index, bool power_on) | |
1155 | { | |
1156 | static bool power_state; | |
1157 | ||
1158 | pr_debug("Powering %s wl12xx", power_on ? "on" : "off"); | |
1159 | ||
1160 | if (power_on == power_state) | |
1161 | return; | |
1162 | power_state = power_on; | |
1163 | ||
1164 | if (power_on) { | |
1165 | /* Power up sequence required for wl127x devices */ | |
1166 | gpio_set_value(DA850_WLAN_EN, 1); | |
1167 | usleep_range(15000, 15000); | |
1168 | gpio_set_value(DA850_WLAN_EN, 0); | |
1169 | usleep_range(1000, 1000); | |
1170 | gpio_set_value(DA850_WLAN_EN, 1); | |
1171 | msleep(70); | |
1172 | } else { | |
1173 | gpio_set_value(DA850_WLAN_EN, 0); | |
1174 | } | |
1175 | } | |
1176 | ||
1177 | static struct davinci_mmc_config da850_wl12xx_mmc_config = { | |
1178 | .set_power = wl12xx_set_power, | |
1179 | .wires = 4, | |
1180 | .max_freq = 25000000, | |
1181 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE | | |
1182 | MMC_CAP_POWER_OFF_CARD, | |
1183 | .version = MMC_CTLR_VERSION_2, | |
1184 | }; | |
1185 | ||
1186 | static const short da850_wl12xx_pins[] __initconst = { | |
1187 | DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2, | |
1188 | DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD, | |
1189 | DA850_GPIO6_9, DA850_GPIO6_10, | |
1190 | -1 | |
1191 | }; | |
1192 | ||
1193 | static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = { | |
1194 | .irq = -1, | |
1195 | .board_ref_clock = WL12XX_REFCLOCK_38, | |
1196 | .platform_quirks = WL12XX_PLATFORM_QUIRK_EDGE_IRQ, | |
1197 | }; | |
1198 | ||
1199 | static __init int da850_wl12xx_init(void) | |
1200 | { | |
1201 | int ret; | |
1202 | ||
1203 | ret = davinci_cfg_reg_list(da850_wl12xx_pins); | |
1204 | if (ret) { | |
1205 | pr_err("wl12xx/mmc mux setup failed: %d\n", ret); | |
1206 | goto exit; | |
1207 | } | |
1208 | ||
1209 | ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config); | |
1210 | if (ret) { | |
1211 | pr_err("wl12xx/mmc registration failed: %d\n", ret); | |
1212 | goto exit; | |
1213 | } | |
1214 | ||
1215 | ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en"); | |
1216 | if (ret) { | |
1217 | pr_err("Could not request wl12xx enable gpio: %d\n", ret); | |
1218 | goto exit; | |
1219 | } | |
1220 | ||
1221 | ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq"); | |
1222 | if (ret) { | |
1223 | pr_err("Could not request wl12xx irq gpio: %d\n", ret); | |
1224 | goto free_wlan_en; | |
1225 | } | |
1226 | ||
1227 | da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ); | |
1228 | ||
1229 | ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data); | |
1230 | if (ret) { | |
1231 | pr_err("Could not set wl12xx data: %d\n", ret); | |
1232 | goto free_wlan_irq; | |
1233 | } | |
1234 | ||
1235 | return 0; | |
1236 | ||
1237 | free_wlan_irq: | |
1238 | gpio_free(DA850_WLAN_IRQ); | |
1239 | ||
1240 | free_wlan_en: | |
1241 | gpio_free(DA850_WLAN_EN); | |
1242 | ||
1243 | exit: | |
1244 | return ret; | |
1245 | } | |
1246 | ||
1247 | #else /* CONFIG_DA850_WL12XX */ | |
1248 | ||
1249 | static __init int da850_wl12xx_init(void) | |
1250 | { | |
1251 | return 0; | |
1252 | } | |
1253 | ||
1254 | #endif /* CONFIG_DA850_WL12XX */ | |
1255 | ||
8bb2c481 SN |
1256 | #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000) |
1257 | ||
0fbc5592 SR |
1258 | static __init void da850_evm_init(void) |
1259 | { | |
1260 | int ret; | |
1261 | ||
a9eb1f67 SN |
1262 | ret = pmic_tps65070_init(); |
1263 | if (ret) | |
1264 | pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n", | |
1265 | ret); | |
1266 | ||
a941c503 | 1267 | ret = da850_register_edma(da850_edma_rsv); |
0fbc5592 SR |
1268 | if (ret) |
1269 | pr_warning("da850_evm_init: edma registration failed: %d\n", | |
1270 | ret); | |
1271 | ||
3821d10a | 1272 | ret = davinci_cfg_reg_list(da850_i2c0_pins); |
0fbc5592 SR |
1273 | if (ret) |
1274 | pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n", | |
1275 | ret); | |
1276 | ||
1277 | ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata); | |
1278 | if (ret) | |
1279 | pr_warning("da850_evm_init: i2c0 registration failed: %d\n", | |
1280 | ret); | |
1281 | ||
5a4b1315 | 1282 | |
0fbc5592 SR |
1283 | ret = da8xx_register_watchdog(); |
1284 | if (ret) | |
1285 | pr_warning("da830_evm_init: watchdog registration failed: %d\n", | |
1286 | ret); | |
1287 | ||
820c4fe3 | 1288 | if (HAS_MMC) { |
5a0d80ea | 1289 | ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins); |
820c4fe3 SR |
1290 | if (ret) |
1291 | pr_warning("da850_evm_init: mmcsd0 mux setup failed:" | |
1292 | " %d\n", ret); | |
1293 | ||
1294 | ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n"); | |
1295 | if (ret) | |
1296 | pr_warning("da850_evm_init: can not open GPIO %d\n", | |
1297 | DA850_MMCSD_CD_PIN); | |
1298 | gpio_direction_input(DA850_MMCSD_CD_PIN); | |
1299 | ||
1300 | ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n"); | |
1301 | if (ret) | |
1302 | pr_warning("da850_evm_init: can not open GPIO %d\n", | |
1303 | DA850_MMCSD_WP_PIN); | |
1304 | gpio_direction_input(DA850_MMCSD_WP_PIN); | |
1305 | ||
1306 | ret = da8xx_register_mmcsd0(&da850_mmc_config); | |
1307 | if (ret) | |
1308 | pr_warning("da850_evm_init: mmcsd0 registration failed:" | |
1309 | " %d\n", ret); | |
ab3f5c1f IY |
1310 | |
1311 | ret = da850_wl12xx_init(); | |
1312 | if (ret) | |
1313 | pr_warning("da850_evm_init: wl12xx initialization" | |
1314 | " failed: %d\n", ret); | |
820c4fe3 | 1315 | } |
700691f2 | 1316 | |
0fbc5592 SR |
1317 | davinci_serial_init(&da850_evm_uart_config); |
1318 | ||
1a7ff8ff C |
1319 | i2c_register_board_info(1, da850_evm_i2c_devices, |
1320 | ARRAY_SIZE(da850_evm_i2c_devices)); | |
1321 | ||
0fbc5592 SR |
1322 | /* |
1323 | * shut down uart 0 and 1; they are not used on the board and | |
1324 | * accessing them causes endless "too much work in irq53" messages | |
1325 | * with arago fs | |
1326 | */ | |
1327 | __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30); | |
1328 | __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30); | |
491214e1 | 1329 | |
c840fc74 | 1330 | ret = davinci_cfg_reg_list(da850_evm_mcasp_pins); |
491214e1 C |
1331 | if (ret) |
1332 | pr_warning("da850_evm_init: mcasp mux setup failed: %d\n", | |
1333 | ret); | |
1334 | ||
b8864aa4 | 1335 | da8xx_register_mcasp(0, &da850_evm_snd_data); |
5cbdf276 | 1336 | |
3821d10a | 1337 | ret = davinci_cfg_reg_list(da850_lcdcntl_pins); |
5cbdf276 SR |
1338 | if (ret) |
1339 | pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n", | |
1340 | ret); | |
1341 | ||
7761ef67 | 1342 | /* Handle board specific muxing for LCD here */ |
3821d10a | 1343 | ret = davinci_cfg_reg_list(da850_evm_lcdc_pins); |
7761ef67 SR |
1344 | if (ret) |
1345 | pr_warning("da850_evm_init: evm specific lcd mux setup " | |
1346 | "failed: %d\n", ret); | |
1347 | ||
5cbdf276 SR |
1348 | ret = da850_lcd_hw_init(); |
1349 | if (ret) | |
1350 | pr_warning("da850_evm_init: lcd initialization failed: %d\n", | |
1351 | ret); | |
1352 | ||
d52f235f | 1353 | sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl, |
b9e6342b | 1354 | ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata); |
5cbdf276 SR |
1355 | if (ret) |
1356 | pr_warning("da850_evm_init: lcdc registration failed: %d\n", | |
1357 | ret); | |
c51df70b MG |
1358 | |
1359 | ret = da8xx_register_rtc(); | |
1360 | if (ret) | |
1361 | pr_warning("da850_evm_init: rtc setup failed: %d\n", ret); | |
09dc2d45 | 1362 | |
28bd2c34 | 1363 | ret = da850_evm_init_cpufreq(); |
09dc2d45 SN |
1364 | if (ret) |
1365 | pr_warning("da850_evm_init: cpufreq registration failed: %d\n", | |
1366 | ret); | |
5aeb15aa SN |
1367 | |
1368 | ret = da8xx_register_cpuidle(); | |
1369 | if (ret) | |
1370 | pr_warning("da850_evm_init: cpuidle registration failed: %d\n", | |
1371 | ret); | |
63534443 SN |
1372 | |
1373 | ret = da850_register_pm(&da850_pm_device); | |
1374 | if (ret) | |
1375 | pr_warning("da850_evm_init: suspend registration failed: %d\n", | |
1376 | ret); | |
fdce5568 SN |
1377 | |
1378 | ret = da8xx_register_spi(1, da850evm_spi_info, | |
1379 | ARRAY_SIZE(da850evm_spi_info)); | |
1380 | if (ret) | |
1381 | pr_warning("da850_evm_init: spi 1 registration failed: %d\n", | |
1382 | ret); | |
8bb2c481 SN |
1383 | |
1384 | ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE); | |
1385 | if (ret) | |
1386 | pr_warning("da850_evm_init: sata registration failed: %d\n", | |
1387 | ret); | |
810198bc RS |
1388 | |
1389 | da850_evm_setup_mac_addr(); | |
0fbc5592 SR |
1390 | } |
1391 | ||
1392 | #ifdef CONFIG_SERIAL_8250_CONSOLE | |
1393 | static int __init da850_evm_console_init(void) | |
1394 | { | |
1aa5f2a9 MW |
1395 | if (!machine_is_davinci_da850_evm()) |
1396 | return 0; | |
1397 | ||
0fbc5592 SR |
1398 | return add_preferred_console("ttyS", 2, "115200"); |
1399 | } | |
1400 | console_initcall(da850_evm_console_init); | |
1401 | #endif | |
1402 | ||
0fbc5592 SR |
1403 | static void __init da850_evm_map_io(void) |
1404 | { | |
1405 | da850_init(); | |
1406 | } | |
1407 | ||
48ea89ea | 1408 | MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM") |
e7e56014 | 1409 | .atag_offset = 0x100, |
0fbc5592 | 1410 | .map_io = da850_evm_map_io, |
bd808947 | 1411 | .init_irq = cp_intc_init, |
0fbc5592 SR |
1412 | .timer = &davinci_timer, |
1413 | .init_machine = da850_evm_init, | |
f68deabf | 1414 | .dma_zone_size = SZ_128M, |
c6121ddd | 1415 | .restart = da8xx_restart, |
0fbc5592 | 1416 | MACHINE_END |