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> | |
0fbc5592 SR |
34 | |
35 | #include <asm/mach-types.h> | |
36 | #include <asm/mach/arch.h> | |
37 | ||
0fbc5592 SR |
38 | #include <mach/cp_intc.h> |
39 | #include <mach/da8xx.h> | |
38beb929 | 40 | #include <mach/nand.h> |
7761ef67 | 41 | #include <mach/mux.h> |
18a8505c | 42 | #include <mach/aemif.h> |
fdce5568 | 43 | #include <mach/spi.h> |
0fbc5592 | 44 | |
782f2d78 | 45 | #define DA850_EVM_PHY_ID "0:00" |
7761ef67 | 46 | #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) |
5cbdf276 | 47 | #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15) |
5cbdf276 | 48 | |
700691f2 SR |
49 | #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0) |
50 | #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1) | |
51 | ||
2206771c C |
52 | #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6) |
53 | ||
fdce5568 SN |
54 | static struct mtd_partition da850evm_spiflash_part[] = { |
55 | [0] = { | |
56 | .name = "UBL", | |
57 | .offset = 0, | |
58 | .size = SZ_64K, | |
59 | .mask_flags = MTD_WRITEABLE, | |
60 | }, | |
61 | [1] = { | |
62 | .name = "U-Boot", | |
63 | .offset = MTDPART_OFS_APPEND, | |
64 | .size = SZ_512K, | |
65 | .mask_flags = MTD_WRITEABLE, | |
66 | }, | |
67 | [2] = { | |
68 | .name = "U-Boot-Env", | |
69 | .offset = MTDPART_OFS_APPEND, | |
70 | .size = SZ_64K, | |
71 | .mask_flags = MTD_WRITEABLE, | |
72 | }, | |
73 | [3] = { | |
74 | .name = "Kernel", | |
75 | .offset = MTDPART_OFS_APPEND, | |
76 | .size = SZ_2M + SZ_512K, | |
77 | .mask_flags = 0, | |
78 | }, | |
79 | [4] = { | |
80 | .name = "Filesystem", | |
81 | .offset = MTDPART_OFS_APPEND, | |
82 | .size = SZ_4M, | |
83 | .mask_flags = 0, | |
84 | }, | |
85 | [5] = { | |
86 | .name = "MAC-Address", | |
87 | .offset = SZ_8M - SZ_64K, | |
88 | .size = SZ_64K, | |
89 | .mask_flags = MTD_WRITEABLE, | |
90 | }, | |
91 | }; | |
92 | ||
93 | static struct flash_platform_data da850evm_spiflash_data = { | |
94 | .name = "m25p80", | |
95 | .parts = da850evm_spiflash_part, | |
96 | .nr_parts = ARRAY_SIZE(da850evm_spiflash_part), | |
97 | .type = "m25p64", | |
98 | }; | |
99 | ||
100 | static struct davinci_spi_config da850evm_spiflash_cfg = { | |
101 | .io_type = SPI_IO_TYPE_DMA, | |
102 | .c2tdelay = 8, | |
103 | .t2cdelay = 8, | |
104 | }; | |
105 | ||
106 | static struct spi_board_info da850evm_spi_info[] = { | |
107 | { | |
108 | .modalias = "m25p80", | |
109 | .platform_data = &da850evm_spiflash_data, | |
110 | .controller_data = &da850evm_spiflash_cfg, | |
111 | .mode = SPI_MODE_0, | |
112 | .max_speed_hz = 30000000, | |
113 | .bus_num = 1, | |
114 | .chip_select = 0, | |
115 | }, | |
116 | }; | |
117 | ||
7c5ec609 SR |
118 | static struct mtd_partition da850_evm_norflash_partition[] = { |
119 | { | |
e2abd5a2 | 120 | .name = "bootloaders + env", |
7c5ec609 | 121 | .offset = 0, |
e2abd5a2 SR |
122 | .size = SZ_512K, |
123 | .mask_flags = MTD_WRITEABLE, | |
124 | }, | |
125 | { | |
126 | .name = "kernel", | |
127 | .offset = MTDPART_OFS_APPEND, | |
128 | .size = SZ_2M, | |
129 | .mask_flags = 0, | |
130 | }, | |
131 | { | |
132 | .name = "filesystem", | |
133 | .offset = MTDPART_OFS_APPEND, | |
7c5ec609 SR |
134 | .size = MTDPART_SIZ_FULL, |
135 | .mask_flags = 0, | |
136 | }, | |
137 | }; | |
138 | ||
139 | static struct physmap_flash_data da850_evm_norflash_data = { | |
140 | .width = 2, | |
141 | .parts = da850_evm_norflash_partition, | |
142 | .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition), | |
143 | }; | |
144 | ||
145 | static struct resource da850_evm_norflash_resource[] = { | |
146 | { | |
147 | .start = DA8XX_AEMIF_CS2_BASE, | |
148 | .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1, | |
149 | .flags = IORESOURCE_MEM, | |
150 | }, | |
151 | }; | |
152 | ||
153 | static struct platform_device da850_evm_norflash_device = { | |
154 | .name = "physmap-flash", | |
155 | .id = 0, | |
156 | .dev = { | |
157 | .platform_data = &da850_evm_norflash_data, | |
158 | }, | |
159 | .num_resources = 1, | |
160 | .resource = da850_evm_norflash_resource, | |
161 | }; | |
162 | ||
63534443 SN |
163 | static struct davinci_pm_config da850_pm_pdata = { |
164 | .sleepcount = 128, | |
165 | }; | |
166 | ||
167 | static struct platform_device da850_pm_device = { | |
168 | .name = "pm-davinci", | |
169 | .dev = { | |
170 | .platform_data = &da850_pm_pdata, | |
171 | }, | |
172 | .id = -1, | |
173 | }; | |
174 | ||
38beb929 SR |
175 | /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash |
176 | * (128K blocks). It may be used instead of the (default) SPI flash | |
177 | * to boot, using TI's tools to install the secondary boot loader | |
178 | * (UBL) and U-Boot. | |
179 | */ | |
db549d22 | 180 | static struct mtd_partition da850_evm_nandflash_partition[] = { |
38beb929 SR |
181 | { |
182 | .name = "u-boot env", | |
183 | .offset = 0, | |
184 | .size = SZ_128K, | |
185 | .mask_flags = MTD_WRITEABLE, | |
186 | }, | |
187 | { | |
188 | .name = "UBL", | |
189 | .offset = MTDPART_OFS_APPEND, | |
190 | .size = SZ_128K, | |
191 | .mask_flags = MTD_WRITEABLE, | |
192 | }, | |
193 | { | |
194 | .name = "u-boot", | |
195 | .offset = MTDPART_OFS_APPEND, | |
196 | .size = 4 * SZ_128K, | |
197 | .mask_flags = MTD_WRITEABLE, | |
198 | }, | |
199 | { | |
200 | .name = "kernel", | |
201 | .offset = 0x200000, | |
202 | .size = SZ_2M, | |
203 | .mask_flags = 0, | |
204 | }, | |
205 | { | |
206 | .name = "filesystem", | |
207 | .offset = MTDPART_OFS_APPEND, | |
208 | .size = MTDPART_SIZ_FULL, | |
209 | .mask_flags = 0, | |
210 | }, | |
211 | }; | |
212 | ||
18a8505c SN |
213 | static struct davinci_aemif_timing da850_evm_nandflash_timing = { |
214 | .wsetup = 24, | |
215 | .wstrobe = 21, | |
216 | .whold = 14, | |
217 | .rsetup = 19, | |
218 | .rstrobe = 50, | |
219 | .rhold = 0, | |
220 | .ta = 20, | |
221 | }; | |
222 | ||
38beb929 SR |
223 | static struct davinci_nand_pdata da850_evm_nandflash_data = { |
224 | .parts = da850_evm_nandflash_partition, | |
225 | .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition), | |
226 | .ecc_mode = NAND_ECC_HW, | |
fc42e335 | 227 | .ecc_bits = 4, |
38beb929 | 228 | .options = NAND_USE_FLASH_BBT, |
18a8505c | 229 | .timing = &da850_evm_nandflash_timing, |
38beb929 SR |
230 | }; |
231 | ||
232 | static struct resource da850_evm_nandflash_resource[] = { | |
233 | { | |
234 | .start = DA8XX_AEMIF_CS3_BASE, | |
235 | .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1, | |
236 | .flags = IORESOURCE_MEM, | |
237 | }, | |
238 | { | |
239 | .start = DA8XX_AEMIF_CTL_BASE, | |
240 | .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1, | |
241 | .flags = IORESOURCE_MEM, | |
242 | }, | |
243 | }; | |
244 | ||
245 | static struct platform_device da850_evm_nandflash_device = { | |
246 | .name = "davinci_nand", | |
247 | .id = 1, | |
248 | .dev = { | |
249 | .platform_data = &da850_evm_nandflash_data, | |
250 | }, | |
251 | .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource), | |
252 | .resource = da850_evm_nandflash_resource, | |
253 | }; | |
254 | ||
039c5ee3 SR |
255 | static struct platform_device *da850_evm_devices[] __initdata = { |
256 | &da850_evm_nandflash_device, | |
257 | &da850_evm_norflash_device, | |
258 | }; | |
259 | ||
260 | #define DA8XX_AEMIF_CE2CFG_OFFSET 0x10 | |
261 | #define DA8XX_AEMIF_ASIZE_16BIT 0x1 | |
262 | ||
263 | static void __init da850_evm_init_nor(void) | |
264 | { | |
265 | void __iomem *aemif_addr; | |
266 | ||
267 | aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K); | |
268 | ||
269 | /* Configure data bus width of CS2 to 16 bit */ | |
270 | writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) | | |
271 | DA8XX_AEMIF_ASIZE_16BIT, | |
272 | aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET); | |
273 | ||
274 | iounmap(aemif_addr); | |
275 | } | |
276 | ||
f48ecc2f SS |
277 | static const short da850_evm_nand_pins[] = { |
278 | DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3, | |
279 | DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7, | |
280 | DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4, | |
281 | DA850_NEMA_WE, DA850_NEMA_OE, | |
282 | -1 | |
283 | }; | |
284 | ||
285 | static const short da850_evm_nor_pins[] = { | |
286 | DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2, | |
287 | DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1, | |
288 | DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5, | |
289 | DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9, | |
290 | DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13, | |
291 | DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1, | |
292 | DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5, | |
293 | DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9, | |
294 | DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13, | |
295 | DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17, | |
296 | DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21, | |
297 | DA850_EMA_A_22, DA850_EMA_A_23, | |
298 | -1 | |
299 | }; | |
300 | ||
039c5ee3 SR |
301 | #if defined(CONFIG_MMC_DAVINCI) || \ |
302 | defined(CONFIG_MMC_DAVINCI_MODULE) | |
303 | #define HAS_MMC 1 | |
304 | #else | |
305 | #define HAS_MMC 0 | |
306 | #endif | |
307 | ||
f48ecc2f | 308 | static inline void da850_evm_setup_nor_nand(void) |
039c5ee3 SR |
309 | { |
310 | int ret = 0; | |
311 | ||
b688c2fb | 312 | if (!HAS_MMC) { |
f48ecc2f | 313 | ret = davinci_cfg_reg_list(da850_evm_nand_pins); |
039c5ee3 SR |
314 | if (ret) |
315 | pr_warning("da850_evm_init: nand mux setup failed: " | |
316 | "%d\n", ret); | |
317 | ||
f48ecc2f | 318 | ret = davinci_cfg_reg_list(da850_evm_nor_pins); |
039c5ee3 SR |
319 | if (ret) |
320 | pr_warning("da850_evm_init: nor mux setup failed: %d\n", | |
321 | ret); | |
322 | ||
323 | da850_evm_init_nor(); | |
324 | ||
325 | platform_add_devices(da850_evm_devices, | |
326 | ARRAY_SIZE(da850_evm_devices)); | |
327 | } | |
328 | } | |
75e2ea64 | 329 | |
bae10587 SN |
330 | #ifdef CONFIG_DA850_UI_RMII |
331 | static inline void da850_evm_setup_emac_rmii(int rmii_sel) | |
332 | { | |
333 | struct davinci_soc_info *soc_info = &davinci_soc_info; | |
334 | ||
335 | soc_info->emac_pdata->rmii_en = 1; | |
47e7cb14 | 336 | gpio_set_value_cansleep(rmii_sel, 0); |
bae10587 SN |
337 | } |
338 | #else | |
339 | static inline void da850_evm_setup_emac_rmii(int rmii_sel) { } | |
340 | #endif | |
341 | ||
75929f5e BG |
342 | |
343 | #define DA850_KEYS_DEBOUNCE_MS 10 | |
344 | /* | |
345 | * At 200ms polling interval it is possible to miss an | |
346 | * event by tapping very lightly on the push button but most | |
347 | * pushes do result in an event; longer intervals require the | |
348 | * user to hold the button whereas shorter intervals require | |
349 | * more CPU time for polling. | |
350 | */ | |
351 | #define DA850_GPIO_KEYS_POLL_MS 200 | |
352 | ||
353 | enum da850_evm_ui_exp_pins { | |
354 | DA850_EVM_UI_EXP_SEL_C = 5, | |
355 | DA850_EVM_UI_EXP_SEL_B, | |
356 | DA850_EVM_UI_EXP_SEL_A, | |
357 | DA850_EVM_UI_EXP_PB8, | |
358 | DA850_EVM_UI_EXP_PB7, | |
359 | DA850_EVM_UI_EXP_PB6, | |
360 | DA850_EVM_UI_EXP_PB5, | |
361 | DA850_EVM_UI_EXP_PB4, | |
362 | DA850_EVM_UI_EXP_PB3, | |
363 | DA850_EVM_UI_EXP_PB2, | |
364 | DA850_EVM_UI_EXP_PB1, | |
365 | }; | |
366 | ||
367 | static const char const *da850_evm_ui_exp[] = { | |
368 | [DA850_EVM_UI_EXP_SEL_C] = "sel_c", | |
369 | [DA850_EVM_UI_EXP_SEL_B] = "sel_b", | |
370 | [DA850_EVM_UI_EXP_SEL_A] = "sel_a", | |
371 | [DA850_EVM_UI_EXP_PB8] = "pb8", | |
372 | [DA850_EVM_UI_EXP_PB7] = "pb7", | |
373 | [DA850_EVM_UI_EXP_PB6] = "pb6", | |
374 | [DA850_EVM_UI_EXP_PB5] = "pb5", | |
375 | [DA850_EVM_UI_EXP_PB4] = "pb4", | |
376 | [DA850_EVM_UI_EXP_PB3] = "pb3", | |
377 | [DA850_EVM_UI_EXP_PB2] = "pb2", | |
378 | [DA850_EVM_UI_EXP_PB1] = "pb1", | |
379 | }; | |
380 | ||
381 | #define DA850_N_UI_PB 8 | |
382 | ||
383 | static struct gpio_keys_button da850_evm_ui_keys[] = { | |
384 | [0 ... DA850_N_UI_PB - 1] = { | |
385 | .type = EV_KEY, | |
386 | .active_low = 1, | |
387 | .wakeup = 0, | |
388 | .debounce_interval = DA850_KEYS_DEBOUNCE_MS, | |
389 | .code = -1, /* assigned at runtime */ | |
390 | .gpio = -1, /* assigned at runtime */ | |
391 | .desc = NULL, /* assigned at runtime */ | |
392 | }, | |
393 | }; | |
394 | ||
395 | static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = { | |
396 | .buttons = da850_evm_ui_keys, | |
397 | .nbuttons = ARRAY_SIZE(da850_evm_ui_keys), | |
398 | .poll_interval = DA850_GPIO_KEYS_POLL_MS, | |
399 | }; | |
400 | ||
401 | static struct platform_device da850_evm_ui_keys_device = { | |
402 | .name = "gpio-keys-polled", | |
403 | .id = 0, | |
404 | .dev = { | |
405 | .platform_data = &da850_evm_ui_keys_pdata | |
406 | }, | |
407 | }; | |
408 | ||
409 | static void da850_evm_ui_keys_init(unsigned gpio) | |
410 | { | |
411 | int i; | |
412 | struct gpio_keys_button *button; | |
413 | ||
414 | for (i = 0; i < DA850_N_UI_PB; i++) { | |
415 | button = &da850_evm_ui_keys[i]; | |
416 | button->code = KEY_F8 - i; | |
417 | button->desc = (char *) | |
418 | da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i]; | |
419 | button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i; | |
420 | } | |
421 | } | |
422 | ||
75e2ea64 C |
423 | static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, |
424 | unsigned ngpio, void *c) | |
425 | { | |
426 | int sel_a, sel_b, sel_c, ret; | |
427 | ||
53c2897d BG |
428 | sel_a = gpio + DA850_EVM_UI_EXP_SEL_A; |
429 | sel_b = gpio + DA850_EVM_UI_EXP_SEL_B; | |
430 | sel_c = gpio + DA850_EVM_UI_EXP_SEL_C; | |
75e2ea64 | 431 | |
53c2897d | 432 | ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]); |
75e2ea64 C |
433 | if (ret) { |
434 | pr_warning("Cannot open UI expander pin %d\n", sel_a); | |
435 | goto exp_setup_sela_fail; | |
436 | } | |
437 | ||
53c2897d | 438 | ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]); |
75e2ea64 C |
439 | if (ret) { |
440 | pr_warning("Cannot open UI expander pin %d\n", sel_b); | |
441 | goto exp_setup_selb_fail; | |
442 | } | |
443 | ||
53c2897d | 444 | ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]); |
75e2ea64 C |
445 | if (ret) { |
446 | pr_warning("Cannot open UI expander pin %d\n", sel_c); | |
447 | goto exp_setup_selc_fail; | |
448 | } | |
449 | ||
450 | /* deselect all functionalities */ | |
451 | gpio_direction_output(sel_a, 1); | |
452 | gpio_direction_output(sel_b, 1); | |
453 | gpio_direction_output(sel_c, 1); | |
454 | ||
75929f5e BG |
455 | da850_evm_ui_keys_init(gpio); |
456 | ret = platform_device_register(&da850_evm_ui_keys_device); | |
457 | if (ret) { | |
458 | pr_warning("Could not register UI GPIO expander push-buttons"); | |
459 | goto exp_setup_keys_fail; | |
460 | } | |
461 | ||
75e2ea64 C |
462 | pr_info("DA850/OMAP-L138 EVM UI card detected\n"); |
463 | ||
464 | da850_evm_setup_nor_nand(); | |
465 | ||
bae10587 | 466 | da850_evm_setup_emac_rmii(sel_a); |
2206771c | 467 | |
75e2ea64 C |
468 | return 0; |
469 | ||
75929f5e BG |
470 | exp_setup_keys_fail: |
471 | gpio_free(sel_c); | |
75e2ea64 C |
472 | exp_setup_selc_fail: |
473 | gpio_free(sel_b); | |
474 | exp_setup_selb_fail: | |
475 | gpio_free(sel_a); | |
476 | exp_setup_sela_fail: | |
477 | return ret; | |
478 | } | |
479 | ||
480 | static int da850_evm_ui_expander_teardown(struct i2c_client *client, | |
481 | unsigned gpio, unsigned ngpio, void *c) | |
482 | { | |
75929f5e BG |
483 | platform_device_unregister(&da850_evm_ui_keys_device); |
484 | ||
75e2ea64 | 485 | /* deselect all functionalities */ |
53c2897d BG |
486 | gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1); |
487 | gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1); | |
488 | gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1); | |
75e2ea64 | 489 | |
53c2897d BG |
490 | gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C); |
491 | gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B); | |
492 | gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A); | |
75e2ea64 C |
493 | |
494 | return 0; | |
495 | } | |
496 | ||
70b30939 BG |
497 | /* assign the baseboard expander's GPIOs after the UI board's */ |
498 | #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp) | |
499 | #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS) | |
500 | ||
501 | enum da850_evm_bb_exp_pins { | |
502 | DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0, | |
503 | DA850_EVM_BB_EXP_SW_RST, | |
504 | DA850_EVM_BB_EXP_TP_23, | |
505 | DA850_EVM_BB_EXP_TP_22, | |
506 | DA850_EVM_BB_EXP_TP_21, | |
507 | DA850_EVM_BB_EXP_USER_PB1, | |
508 | DA850_EVM_BB_EXP_USER_LED2, | |
509 | DA850_EVM_BB_EXP_USER_LED1, | |
510 | DA850_EVM_BB_EXP_USER_SW1, | |
511 | DA850_EVM_BB_EXP_USER_SW2, | |
512 | DA850_EVM_BB_EXP_USER_SW3, | |
513 | DA850_EVM_BB_EXP_USER_SW4, | |
514 | DA850_EVM_BB_EXP_USER_SW5, | |
515 | DA850_EVM_BB_EXP_USER_SW6, | |
516 | DA850_EVM_BB_EXP_USER_SW7, | |
517 | DA850_EVM_BB_EXP_USER_SW8 | |
518 | }; | |
519 | ||
520 | static const char const *da850_evm_bb_exp[] = { | |
521 | [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en", | |
522 | [DA850_EVM_BB_EXP_SW_RST] = "sw_rst", | |
523 | [DA850_EVM_BB_EXP_TP_23] = "tp_23", | |
524 | [DA850_EVM_BB_EXP_TP_22] = "tp_22", | |
525 | [DA850_EVM_BB_EXP_TP_21] = "tp_21", | |
526 | [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1", | |
527 | [DA850_EVM_BB_EXP_USER_LED2] = "user_led2", | |
528 | [DA850_EVM_BB_EXP_USER_LED1] = "user_led1", | |
529 | [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1", | |
530 | [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2", | |
531 | [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3", | |
532 | [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4", | |
533 | [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5", | |
534 | [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6", | |
535 | [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7", | |
536 | [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8", | |
537 | }; | |
538 | ||
539 | #define DA850_N_BB_USER_SW 8 | |
540 | ||
541 | static struct gpio_keys_button da850_evm_bb_keys[] = { | |
542 | [0] = { | |
543 | .type = EV_KEY, | |
544 | .active_low = 1, | |
545 | .wakeup = 0, | |
546 | .debounce_interval = DA850_KEYS_DEBOUNCE_MS, | |
547 | .code = KEY_PROG1, | |
548 | .desc = NULL, /* assigned at runtime */ | |
549 | .gpio = -1, /* assigned at runtime */ | |
550 | }, | |
551 | [1 ... DA850_N_BB_USER_SW] = { | |
552 | .type = EV_SW, | |
553 | .active_low = 1, | |
554 | .wakeup = 0, | |
555 | .debounce_interval = DA850_KEYS_DEBOUNCE_MS, | |
556 | .code = -1, /* assigned at runtime */ | |
557 | .desc = NULL, /* assigned at runtime */ | |
558 | .gpio = -1, /* assigned at runtime */ | |
559 | }, | |
560 | }; | |
561 | ||
562 | static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = { | |
563 | .buttons = da850_evm_bb_keys, | |
564 | .nbuttons = ARRAY_SIZE(da850_evm_bb_keys), | |
565 | .poll_interval = DA850_GPIO_KEYS_POLL_MS, | |
566 | }; | |
567 | ||
568 | static struct platform_device da850_evm_bb_keys_device = { | |
569 | .name = "gpio-keys-polled", | |
570 | .id = 1, | |
571 | .dev = { | |
572 | .platform_data = &da850_evm_bb_keys_pdata | |
573 | }, | |
574 | }; | |
575 | ||
576 | static void da850_evm_bb_keys_init(unsigned gpio) | |
577 | { | |
578 | int i; | |
579 | struct gpio_keys_button *button; | |
580 | ||
581 | button = &da850_evm_bb_keys[0]; | |
582 | button->desc = (char *) | |
583 | da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1]; | |
584 | button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1; | |
585 | ||
586 | for (i = 0; i < DA850_N_BB_USER_SW; i++) { | |
587 | button = &da850_evm_bb_keys[i + 1]; | |
588 | button->code = SW_LID + i; | |
589 | button->desc = (char *) | |
590 | da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i]; | |
591 | button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i; | |
592 | } | |
593 | } | |
594 | ||
595 | #define DA850_N_BB_USER_LED 2 | |
596 | ||
597 | static struct gpio_led da850_evm_bb_leds[] = { | |
598 | [0 ... DA850_N_BB_USER_LED - 1] = { | |
599 | .active_low = 1, | |
600 | .gpio = -1, /* assigned at runtime */ | |
601 | .name = NULL, /* assigned at runtime */ | |
602 | }, | |
603 | }; | |
604 | ||
605 | static struct gpio_led_platform_data da850_evm_bb_leds_pdata = { | |
606 | .leds = da850_evm_bb_leds, | |
607 | .num_leds = ARRAY_SIZE(da850_evm_bb_leds), | |
608 | }; | |
609 | ||
610 | static struct platform_device da850_evm_bb_leds_device = { | |
611 | .name = "leds-gpio", | |
612 | .id = -1, | |
613 | .dev = { | |
614 | .platform_data = &da850_evm_bb_leds_pdata | |
615 | } | |
616 | }; | |
617 | ||
618 | static void da850_evm_bb_leds_init(unsigned gpio) | |
619 | { | |
620 | int i; | |
621 | struct gpio_led *led; | |
622 | ||
623 | for (i = 0; i < DA850_N_BB_USER_LED; i++) { | |
624 | led = &da850_evm_bb_leds[i]; | |
625 | ||
626 | led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i; | |
627 | led->name = | |
628 | da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i]; | |
629 | } | |
630 | } | |
631 | ||
632 | static int da850_evm_bb_expander_setup(struct i2c_client *client, | |
633 | unsigned gpio, unsigned ngpio, | |
634 | void *c) | |
635 | { | |
636 | int ret; | |
637 | ||
638 | /* | |
639 | * Register the switches and pushbutton on the baseboard as a gpio-keys | |
640 | * device. | |
641 | */ | |
642 | da850_evm_bb_keys_init(gpio); | |
643 | ret = platform_device_register(&da850_evm_bb_keys_device); | |
644 | if (ret) { | |
645 | pr_warning("Could not register baseboard GPIO expander keys"); | |
646 | goto io_exp_setup_sw_fail; | |
647 | } | |
648 | ||
649 | da850_evm_bb_leds_init(gpio); | |
650 | ret = platform_device_register(&da850_evm_bb_leds_device); | |
651 | if (ret) { | |
652 | pr_warning("Could not register baseboard GPIO expander LEDS"); | |
653 | goto io_exp_setup_leds_fail; | |
654 | } | |
655 | ||
656 | return 0; | |
657 | ||
658 | io_exp_setup_leds_fail: | |
659 | platform_device_unregister(&da850_evm_bb_keys_device); | |
660 | io_exp_setup_sw_fail: | |
661 | return ret; | |
662 | } | |
663 | ||
664 | static int da850_evm_bb_expander_teardown(struct i2c_client *client, | |
665 | unsigned gpio, unsigned ngpio, void *c) | |
666 | { | |
667 | platform_device_unregister(&da850_evm_bb_leds_device); | |
668 | platform_device_unregister(&da850_evm_bb_keys_device); | |
669 | ||
670 | return 0; | |
671 | } | |
672 | ||
75e2ea64 C |
673 | static struct pca953x_platform_data da850_evm_ui_expander_info = { |
674 | .gpio_base = DAVINCI_N_GPIO, | |
675 | .setup = da850_evm_ui_expander_setup, | |
676 | .teardown = da850_evm_ui_expander_teardown, | |
75929f5e | 677 | .names = da850_evm_ui_exp, |
75e2ea64 C |
678 | }; |
679 | ||
70b30939 BG |
680 | static struct pca953x_platform_data da850_evm_bb_expander_info = { |
681 | .gpio_base = DA850_BB_EXPANDER_GPIO_BASE, | |
682 | .setup = da850_evm_bb_expander_setup, | |
683 | .teardown = da850_evm_bb_expander_teardown, | |
684 | .names = da850_evm_bb_exp, | |
685 | }; | |
686 | ||
1a7ff8ff C |
687 | static struct i2c_board_info __initdata da850_evm_i2c_devices[] = { |
688 | { | |
689 | I2C_BOARD_INFO("tlv320aic3x", 0x18), | |
75e2ea64 C |
690 | }, |
691 | { | |
692 | I2C_BOARD_INFO("tca6416", 0x20), | |
693 | .platform_data = &da850_evm_ui_expander_info, | |
694 | }, | |
70b30939 BG |
695 | { |
696 | I2C_BOARD_INFO("tca6416", 0x21), | |
697 | .platform_data = &da850_evm_bb_expander_info, | |
698 | }, | |
1a7ff8ff C |
699 | }; |
700 | ||
0fbc5592 SR |
701 | static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = { |
702 | .bus_freq = 100, /* kHz */ | |
703 | .bus_delay = 0, /* usec */ | |
704 | }; | |
705 | ||
706 | static struct davinci_uart_config da850_evm_uart_config __initdata = { | |
707 | .enabled_uarts = 0x7, | |
708 | }; | |
709 | ||
491214e1 C |
710 | /* davinci da850 evm audio machine driver */ |
711 | static u8 da850_iis_serializer_direction[] = { | |
712 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, | |
713 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, | |
714 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE, | |
715 | RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, | |
716 | }; | |
717 | ||
718 | static struct snd_platform_data da850_evm_snd_data = { | |
719 | .tx_dma_offset = 0x2000, | |
720 | .rx_dma_offset = 0x2000, | |
721 | .op_mode = DAVINCI_MCASP_IIS_MODE, | |
722 | .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), | |
723 | .tdm_slots = 2, | |
724 | .serial_dir = da850_iis_serializer_direction, | |
48519f0a | 725 | .asp_chan_q = EVENTQ_1, |
491214e1 C |
726 | .version = MCASP_VERSION_2, |
727 | .txnumevt = 1, | |
728 | .rxnumevt = 1, | |
729 | }; | |
730 | ||
c840fc74 MW |
731 | static const short da850_evm_mcasp_pins[] __initconst = { |
732 | DA850_AHCLKX, DA850_ACLKX, DA850_AFSX, | |
733 | DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE, | |
734 | DA850_AXR_11, DA850_AXR_12, | |
735 | -1 | |
736 | }; | |
737 | ||
700691f2 SR |
738 | static int da850_evm_mmc_get_ro(int index) |
739 | { | |
740 | return gpio_get_value(DA850_MMCSD_WP_PIN); | |
741 | } | |
742 | ||
743 | static int da850_evm_mmc_get_cd(int index) | |
744 | { | |
745 | return !gpio_get_value(DA850_MMCSD_CD_PIN); | |
746 | } | |
747 | ||
748 | static struct davinci_mmc_config da850_mmc_config = { | |
749 | .get_ro = da850_evm_mmc_get_ro, | |
750 | .get_cd = da850_evm_mmc_get_cd, | |
751 | .wires = 4, | |
0046d0bf C |
752 | .max_freq = 50000000, |
753 | .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, | |
700691f2 SR |
754 | .version = MMC_CTLR_VERSION_2, |
755 | }; | |
756 | ||
5a0d80ea MW |
757 | static const short da850_evm_mmcsd0_pins[] __initconst = { |
758 | DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2, | |
759 | DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD, | |
760 | DA850_GPIO4_0, DA850_GPIO4_1, | |
761 | -1 | |
762 | }; | |
763 | ||
d52f235f C |
764 | static void da850_panel_power_ctrl(int val) |
765 | { | |
766 | /* lcd backlight */ | |
767 | gpio_set_value(DA850_LCD_BL_PIN, val); | |
768 | ||
769 | /* lcd power */ | |
770 | gpio_set_value(DA850_LCD_PWR_PIN, val); | |
771 | } | |
772 | ||
5cbdf276 SR |
773 | static int da850_lcd_hw_init(void) |
774 | { | |
775 | int status; | |
776 | ||
777 | status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n"); | |
778 | if (status < 0) | |
779 | return status; | |
780 | ||
781 | status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n"); | |
782 | if (status < 0) { | |
783 | gpio_free(DA850_LCD_BL_PIN); | |
784 | return status; | |
785 | } | |
786 | ||
787 | gpio_direction_output(DA850_LCD_BL_PIN, 0); | |
788 | gpio_direction_output(DA850_LCD_PWR_PIN, 0); | |
789 | ||
d52f235f C |
790 | /* Switch off panel power and backlight */ |
791 | da850_panel_power_ctrl(0); | |
5cbdf276 | 792 | |
d52f235f C |
793 | /* Switch on panel power and backlight */ |
794 | da850_panel_power_ctrl(1); | |
5cbdf276 SR |
795 | |
796 | return 0; | |
797 | } | |
491214e1 | 798 | |
a9eb1f67 SN |
799 | /* TPS65070 voltage regulator support */ |
800 | ||
801 | /* 3.3V */ | |
db549d22 | 802 | static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = { |
a9eb1f67 SN |
803 | { |
804 | .supply = "usb0_vdda33", | |
805 | }, | |
806 | { | |
807 | .supply = "usb1_vdda33", | |
808 | }, | |
809 | }; | |
810 | ||
811 | /* 3.3V or 1.8V */ | |
db549d22 | 812 | static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = { |
a9eb1f67 SN |
813 | { |
814 | .supply = "dvdd3318_a", | |
815 | }, | |
816 | { | |
817 | .supply = "dvdd3318_b", | |
818 | }, | |
819 | { | |
820 | .supply = "dvdd3318_c", | |
821 | }, | |
822 | }; | |
823 | ||
824 | /* 1.2V */ | |
db549d22 | 825 | static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = { |
a9eb1f67 SN |
826 | { |
827 | .supply = "cvdd", | |
828 | }, | |
829 | }; | |
830 | ||
831 | /* 1.8V LDO */ | |
db549d22 | 832 | static struct regulator_consumer_supply tps65070_ldo1_consumers[] = { |
a9eb1f67 SN |
833 | { |
834 | .supply = "sata_vddr", | |
835 | }, | |
836 | { | |
837 | .supply = "usb0_vdda18", | |
838 | }, | |
839 | { | |
840 | .supply = "usb1_vdda18", | |
841 | }, | |
842 | { | |
843 | .supply = "ddr_dvdd18", | |
844 | }, | |
845 | }; | |
846 | ||
847 | /* 1.2V LDO */ | |
db549d22 | 848 | static struct regulator_consumer_supply tps65070_ldo2_consumers[] = { |
a9eb1f67 SN |
849 | { |
850 | .supply = "sata_vdd", | |
851 | }, | |
852 | { | |
853 | .supply = "pll0_vdda", | |
854 | }, | |
855 | { | |
856 | .supply = "pll1_vdda", | |
857 | }, | |
858 | { | |
859 | .supply = "usbs_cvdd", | |
860 | }, | |
861 | { | |
862 | .supply = "vddarnwa1", | |
863 | }, | |
864 | }; | |
865 | ||
8b24599e SN |
866 | /* We take advantage of the fact that both defdcdc{2,3} are tied high */ |
867 | static struct tps6507x_reg_platform_data tps6507x_platform_data = { | |
868 | .defdcdc_default = true, | |
869 | }; | |
870 | ||
db549d22 | 871 | static struct regulator_init_data tps65070_regulator_data[] = { |
a9eb1f67 SN |
872 | /* dcdc1 */ |
873 | { | |
874 | .constraints = { | |
875 | .min_uV = 3150000, | |
876 | .max_uV = 3450000, | |
877 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
878 | REGULATOR_CHANGE_STATUS), | |
879 | .boot_on = 1, | |
880 | }, | |
881 | .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers), | |
882 | .consumer_supplies = tps65070_dcdc1_consumers, | |
883 | }, | |
884 | ||
885 | /* dcdc2 */ | |
886 | { | |
887 | .constraints = { | |
888 | .min_uV = 1710000, | |
889 | .max_uV = 3450000, | |
890 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
891 | REGULATOR_CHANGE_STATUS), | |
892 | .boot_on = 1, | |
893 | }, | |
894 | .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers), | |
895 | .consumer_supplies = tps65070_dcdc2_consumers, | |
8b24599e | 896 | .driver_data = &tps6507x_platform_data, |
a9eb1f67 SN |
897 | }, |
898 | ||
899 | /* dcdc3 */ | |
900 | { | |
901 | .constraints = { | |
902 | .min_uV = 950000, | |
28bd2c34 | 903 | .max_uV = 1350000, |
a9eb1f67 SN |
904 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | |
905 | REGULATOR_CHANGE_STATUS), | |
906 | .boot_on = 1, | |
907 | }, | |
908 | .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers), | |
909 | .consumer_supplies = tps65070_dcdc3_consumers, | |
8b24599e | 910 | .driver_data = &tps6507x_platform_data, |
a9eb1f67 SN |
911 | }, |
912 | ||
913 | /* ldo1 */ | |
914 | { | |
915 | .constraints = { | |
916 | .min_uV = 1710000, | |
917 | .max_uV = 1890000, | |
918 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
919 | REGULATOR_CHANGE_STATUS), | |
920 | .boot_on = 1, | |
921 | }, | |
922 | .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers), | |
923 | .consumer_supplies = tps65070_ldo1_consumers, | |
924 | }, | |
925 | ||
926 | /* ldo2 */ | |
927 | { | |
928 | .constraints = { | |
929 | .min_uV = 1140000, | |
930 | .max_uV = 1320000, | |
931 | .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE | | |
932 | REGULATOR_CHANGE_STATUS), | |
933 | .boot_on = 1, | |
934 | }, | |
935 | .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers), | |
936 | .consumer_supplies = tps65070_ldo2_consumers, | |
937 | }, | |
938 | }; | |
939 | ||
da1e3680 TF |
940 | static struct touchscreen_init_data tps6507x_touchscreen_data = { |
941 | .poll_period = 30, /* ms between touch samples */ | |
942 | .min_pressure = 0x30, /* minimum pressure to trigger touch */ | |
943 | .vref = 0, /* turn off vref when not using A/D */ | |
944 | .vendor = 0, /* /sys/class/input/input?/id/vendor */ | |
945 | .product = 65070, /* /sys/class/input/input?/id/product */ | |
946 | .version = 0x100, /* /sys/class/input/input?/id/version */ | |
947 | }; | |
948 | ||
0bc20bba TF |
949 | static struct tps6507x_board tps_board = { |
950 | .tps6507x_pmic_init_data = &tps65070_regulator_data[0], | |
da1e3680 | 951 | .tps6507x_ts_init_data = &tps6507x_touchscreen_data, |
0bc20bba TF |
952 | }; |
953 | ||
3506f277 | 954 | static struct i2c_board_info __initdata da850_evm_tps65070_info[] = { |
a9eb1f67 SN |
955 | { |
956 | I2C_BOARD_INFO("tps6507x", 0x48), | |
0bc20bba | 957 | .platform_data = &tps_board, |
a9eb1f67 SN |
958 | }, |
959 | }; | |
960 | ||
961 | static int __init pmic_tps65070_init(void) | |
962 | { | |
3506f277 BG |
963 | return i2c_register_board_info(1, da850_evm_tps65070_info, |
964 | ARRAY_SIZE(da850_evm_tps65070_info)); | |
a9eb1f67 SN |
965 | } |
966 | ||
7761ef67 SR |
967 | static const short da850_evm_lcdc_pins[] = { |
968 | DA850_GPIO2_8, DA850_GPIO2_15, | |
969 | -1 | |
970 | }; | |
971 | ||
85b8307f SS |
972 | static const short da850_evm_mii_pins[] = { |
973 | DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3, | |
974 | DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER, | |
975 | DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3, | |
976 | DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK, | |
977 | DA850_MDIO_D, | |
978 | -1 | |
979 | }; | |
980 | ||
981 | static const short da850_evm_rmii_pins[] = { | |
982 | DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN, | |
983 | DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1, | |
984 | DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK, | |
985 | DA850_MDIO_D, | |
986 | -1 | |
987 | }; | |
988 | ||
bae10587 | 989 | static int __init da850_evm_config_emac(void) |
2206771c C |
990 | { |
991 | void __iomem *cfg_chip3_base; | |
992 | int ret; | |
993 | u32 val; | |
bae10587 SN |
994 | struct davinci_soc_info *soc_info = &davinci_soc_info; |
995 | u8 rmii_en = soc_info->emac_pdata->rmii_en; | |
996 | ||
997 | if (!machine_is_davinci_da850_evm()) | |
998 | return 0; | |
2206771c | 999 | |
d2de0582 | 1000 | cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG); |
2206771c | 1001 | |
2206771c | 1002 | val = __raw_readl(cfg_chip3_base); |
17fadd9a SN |
1003 | |
1004 | if (rmii_en) { | |
2206771c | 1005 | val |= BIT(8); |
85b8307f | 1006 | ret = davinci_cfg_reg_list(da850_evm_rmii_pins); |
17fadd9a SN |
1007 | pr_info("EMAC: RMII PHY configured, MII PHY will not be" |
1008 | " functional\n"); | |
1009 | } else { | |
2206771c | 1010 | val &= ~BIT(8); |
85b8307f | 1011 | ret = davinci_cfg_reg_list(da850_evm_mii_pins); |
17fadd9a SN |
1012 | pr_info("EMAC: MII PHY configured, RMII PHY will not be" |
1013 | " functional\n"); | |
1014 | } | |
1015 | ||
2206771c C |
1016 | if (ret) |
1017 | pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n", | |
1018 | ret); | |
1019 | ||
17fadd9a SN |
1020 | /* configure the CFGCHIP3 register for RMII or MII */ |
1021 | __raw_writel(val, cfg_chip3_base); | |
1022 | ||
2206771c C |
1023 | ret = davinci_cfg_reg(DA850_GPIO2_6); |
1024 | if (ret) | |
1025 | pr_warning("da850_evm_init:GPIO(2,6) mux setup " | |
1026 | "failed\n"); | |
1027 | ||
1028 | ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en"); | |
1029 | if (ret) { | |
1030 | pr_warning("Cannot open GPIO %d\n", | |
1031 | DA850_MII_MDIO_CLKEN_PIN); | |
1032 | return ret; | |
1033 | } | |
1034 | ||
17fadd9a SN |
1035 | /* Enable/Disable MII MDIO clock */ |
1036 | gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en); | |
2206771c | 1037 | |
782f2d78 | 1038 | soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID; |
bae10587 SN |
1039 | |
1040 | ret = da8xx_register_emac(); | |
1041 | if (ret) | |
1042 | pr_warning("da850_evm_init: emac registration failed: %d\n", | |
1043 | ret); | |
1044 | ||
2206771c C |
1045 | return 0; |
1046 | } | |
bae10587 | 1047 | device_initcall(da850_evm_config_emac); |
2206771c | 1048 | |
a941c503 RS |
1049 | /* |
1050 | * The following EDMA channels/slots are not being used by drivers (for | |
1051 | * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence | |
1052 | * they are being reserved for codecs on the DSP side. | |
1053 | */ | |
1054 | static const s16 da850_dma0_rsv_chans[][2] = { | |
1055 | /* (offset, number) */ | |
1056 | { 8, 6}, | |
1057 | {24, 4}, | |
1058 | {30, 2}, | |
1059 | {-1, -1} | |
1060 | }; | |
1061 | ||
1062 | static const s16 da850_dma0_rsv_slots[][2] = { | |
1063 | /* (offset, number) */ | |
1064 | { 8, 6}, | |
1065 | {24, 4}, | |
1066 | {30, 50}, | |
1067 | {-1, -1} | |
1068 | }; | |
1069 | ||
1070 | static const s16 da850_dma1_rsv_chans[][2] = { | |
1071 | /* (offset, number) */ | |
1072 | { 0, 28}, | |
1073 | {30, 2}, | |
1074 | {-1, -1} | |
1075 | }; | |
1076 | ||
1077 | static const s16 da850_dma1_rsv_slots[][2] = { | |
1078 | /* (offset, number) */ | |
1079 | { 0, 28}, | |
1080 | {30, 90}, | |
1081 | {-1, -1} | |
1082 | }; | |
1083 | ||
1084 | static struct edma_rsv_info da850_edma_cc0_rsv = { | |
1085 | .rsv_chans = da850_dma0_rsv_chans, | |
1086 | .rsv_slots = da850_dma0_rsv_slots, | |
1087 | }; | |
1088 | ||
1089 | static struct edma_rsv_info da850_edma_cc1_rsv = { | |
1090 | .rsv_chans = da850_dma1_rsv_chans, | |
1091 | .rsv_slots = da850_dma1_rsv_slots, | |
1092 | }; | |
1093 | ||
1094 | static struct edma_rsv_info *da850_edma_rsv[2] = { | |
1095 | &da850_edma_cc0_rsv, | |
1096 | &da850_edma_cc1_rsv, | |
1097 | }; | |
1098 | ||
28bd2c34 SN |
1099 | #ifdef CONFIG_CPU_FREQ |
1100 | static __init int da850_evm_init_cpufreq(void) | |
1101 | { | |
1102 | switch (system_rev & 0xF) { | |
1103 | case 3: | |
1104 | da850_max_speed = 456000; | |
1105 | break; | |
1106 | case 2: | |
1107 | da850_max_speed = 408000; | |
1108 | break; | |
1109 | case 1: | |
1110 | da850_max_speed = 372000; | |
1111 | break; | |
1112 | } | |
1113 | ||
1114 | return da850_register_cpufreq("pll0_sysclk3"); | |
1115 | } | |
1116 | #else | |
1117 | static __init int da850_evm_init_cpufreq(void) { return 0; } | |
1118 | #endif | |
1119 | ||
0fbc5592 SR |
1120 | static __init void da850_evm_init(void) |
1121 | { | |
1122 | int ret; | |
1123 | ||
a9eb1f67 SN |
1124 | ret = pmic_tps65070_init(); |
1125 | if (ret) | |
1126 | pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n", | |
1127 | ret); | |
1128 | ||
a941c503 | 1129 | ret = da850_register_edma(da850_edma_rsv); |
0fbc5592 SR |
1130 | if (ret) |
1131 | pr_warning("da850_evm_init: edma registration failed: %d\n", | |
1132 | ret); | |
1133 | ||
3821d10a | 1134 | ret = davinci_cfg_reg_list(da850_i2c0_pins); |
0fbc5592 SR |
1135 | if (ret) |
1136 | pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n", | |
1137 | ret); | |
1138 | ||
1139 | ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata); | |
1140 | if (ret) | |
1141 | pr_warning("da850_evm_init: i2c0 registration failed: %d\n", | |
1142 | ret); | |
1143 | ||
5a4b1315 | 1144 | |
0fbc5592 SR |
1145 | ret = da8xx_register_watchdog(); |
1146 | if (ret) | |
1147 | pr_warning("da830_evm_init: watchdog registration failed: %d\n", | |
1148 | ret); | |
1149 | ||
820c4fe3 | 1150 | if (HAS_MMC) { |
5a0d80ea | 1151 | ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins); |
820c4fe3 SR |
1152 | if (ret) |
1153 | pr_warning("da850_evm_init: mmcsd0 mux setup failed:" | |
1154 | " %d\n", ret); | |
1155 | ||
1156 | ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n"); | |
1157 | if (ret) | |
1158 | pr_warning("da850_evm_init: can not open GPIO %d\n", | |
1159 | DA850_MMCSD_CD_PIN); | |
1160 | gpio_direction_input(DA850_MMCSD_CD_PIN); | |
1161 | ||
1162 | ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n"); | |
1163 | if (ret) | |
1164 | pr_warning("da850_evm_init: can not open GPIO %d\n", | |
1165 | DA850_MMCSD_WP_PIN); | |
1166 | gpio_direction_input(DA850_MMCSD_WP_PIN); | |
1167 | ||
1168 | ret = da8xx_register_mmcsd0(&da850_mmc_config); | |
1169 | if (ret) | |
1170 | pr_warning("da850_evm_init: mmcsd0 registration failed:" | |
1171 | " %d\n", ret); | |
1172 | } | |
700691f2 | 1173 | |
0fbc5592 SR |
1174 | davinci_serial_init(&da850_evm_uart_config); |
1175 | ||
1a7ff8ff C |
1176 | i2c_register_board_info(1, da850_evm_i2c_devices, |
1177 | ARRAY_SIZE(da850_evm_i2c_devices)); | |
1178 | ||
0fbc5592 SR |
1179 | /* |
1180 | * shut down uart 0 and 1; they are not used on the board and | |
1181 | * accessing them causes endless "too much work in irq53" messages | |
1182 | * with arago fs | |
1183 | */ | |
1184 | __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30); | |
1185 | __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30); | |
491214e1 | 1186 | |
c840fc74 | 1187 | ret = davinci_cfg_reg_list(da850_evm_mcasp_pins); |
491214e1 C |
1188 | if (ret) |
1189 | pr_warning("da850_evm_init: mcasp mux setup failed: %d\n", | |
1190 | ret); | |
1191 | ||
b8864aa4 | 1192 | da8xx_register_mcasp(0, &da850_evm_snd_data); |
5cbdf276 | 1193 | |
3821d10a | 1194 | ret = davinci_cfg_reg_list(da850_lcdcntl_pins); |
5cbdf276 SR |
1195 | if (ret) |
1196 | pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n", | |
1197 | ret); | |
1198 | ||
7761ef67 | 1199 | /* Handle board specific muxing for LCD here */ |
3821d10a | 1200 | ret = davinci_cfg_reg_list(da850_evm_lcdc_pins); |
7761ef67 SR |
1201 | if (ret) |
1202 | pr_warning("da850_evm_init: evm specific lcd mux setup " | |
1203 | "failed: %d\n", ret); | |
1204 | ||
5cbdf276 SR |
1205 | ret = da850_lcd_hw_init(); |
1206 | if (ret) | |
1207 | pr_warning("da850_evm_init: lcd initialization failed: %d\n", | |
1208 | ret); | |
1209 | ||
d52f235f | 1210 | sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl, |
b9e6342b | 1211 | ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata); |
5cbdf276 SR |
1212 | if (ret) |
1213 | pr_warning("da850_evm_init: lcdc registration failed: %d\n", | |
1214 | ret); | |
c51df70b MG |
1215 | |
1216 | ret = da8xx_register_rtc(); | |
1217 | if (ret) | |
1218 | pr_warning("da850_evm_init: rtc setup failed: %d\n", ret); | |
09dc2d45 | 1219 | |
28bd2c34 | 1220 | ret = da850_evm_init_cpufreq(); |
09dc2d45 SN |
1221 | if (ret) |
1222 | pr_warning("da850_evm_init: cpufreq registration failed: %d\n", | |
1223 | ret); | |
5aeb15aa SN |
1224 | |
1225 | ret = da8xx_register_cpuidle(); | |
1226 | if (ret) | |
1227 | pr_warning("da850_evm_init: cpuidle registration failed: %d\n", | |
1228 | ret); | |
63534443 SN |
1229 | |
1230 | ret = da850_register_pm(&da850_pm_device); | |
1231 | if (ret) | |
1232 | pr_warning("da850_evm_init: suspend registration failed: %d\n", | |
1233 | ret); | |
fdce5568 SN |
1234 | |
1235 | ret = da8xx_register_spi(1, da850evm_spi_info, | |
1236 | ARRAY_SIZE(da850evm_spi_info)); | |
1237 | if (ret) | |
1238 | pr_warning("da850_evm_init: spi 1 registration failed: %d\n", | |
1239 | ret); | |
0fbc5592 SR |
1240 | } |
1241 | ||
1242 | #ifdef CONFIG_SERIAL_8250_CONSOLE | |
1243 | static int __init da850_evm_console_init(void) | |
1244 | { | |
1aa5f2a9 MW |
1245 | if (!machine_is_davinci_da850_evm()) |
1246 | return 0; | |
1247 | ||
0fbc5592 SR |
1248 | return add_preferred_console("ttyS", 2, "115200"); |
1249 | } | |
1250 | console_initcall(da850_evm_console_init); | |
1251 | #endif | |
1252 | ||
0fbc5592 SR |
1253 | static void __init da850_evm_map_io(void) |
1254 | { | |
1255 | da850_init(); | |
1256 | } | |
1257 | ||
48ea89ea | 1258 | MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM") |
0fbc5592 SR |
1259 | .boot_params = (DA8XX_DDR_BASE + 0x100), |
1260 | .map_io = da850_evm_map_io, | |
bd808947 | 1261 | .init_irq = cp_intc_init, |
0fbc5592 SR |
1262 | .timer = &davinci_timer, |
1263 | .init_machine = da850_evm_init, | |
f68deabf | 1264 | .dma_zone_size = SZ_128M, |
0fbc5592 | 1265 | MACHINE_END |