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