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9cbc3493 J |
1 | /* |
2 | * linux/arch/arm/mach-omap2/board-omap3evm.c | |
3 | * | |
4 | * Copyright (C) 2008 Guangzhou EMA-Tech | |
5 | * | |
6 | * Modified from mach-omap2/board-omap3evm.c | |
7 | * | |
8 | * Initial code: Syed Mohammed Khasim | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | */ | |
14 | ||
15 | #include <linux/kernel.h> | |
16 | #include <linux/init.h> | |
17 | #include <linux/platform_device.h> | |
18 | #include <linux/delay.h> | |
19 | #include <linux/err.h> | |
20 | #include <linux/clk.h> | |
21 | #include <linux/io.h> | |
22 | #include <linux/leds.h> | |
23 | #include <linux/gpio.h> | |
24 | #include <linux/input.h> | |
25 | #include <linux/gpio_keys.h> | |
26 | ||
27 | #include <linux/regulator/machine.h> | |
28 | #include <linux/i2c/twl.h> | |
3a63833e | 29 | #include <linux/mmc/host.h> |
9cbc3493 J |
30 | |
31 | #include <mach/hardware.h> | |
32 | #include <asm/mach-types.h> | |
33 | #include <asm/mach/arch.h> | |
34 | #include <asm/mach/map.h> | |
35 | #include <asm/mach/flash.h> | |
36 | ||
37 | #include <plat/board.h> | |
4e65331c | 38 | #include "common.h" |
9cbc3493 J |
39 | #include <plat/gpmc.h> |
40 | #include <plat/nand.h> | |
41 | #include <plat/usb.h> | |
a0b38cc4 | 42 | #include <video/omapdss.h> |
f8ae2f08 | 43 | #include <video/omap-panel-generic-dpi.h> |
1d7a8654 | 44 | #include <video/omap-panel-dvi.h> |
9cbc3493 J |
45 | |
46 | #include <plat/mcspi.h> | |
47 | #include <linux/input/matrix_keypad.h> | |
48 | #include <linux/spi/spi.h> | |
9cbc3493 J |
49 | #include <linux/interrupt.h> |
50 | #include <linux/smsc911x.h> | |
51 | #include <linux/i2c/at24.h> | |
52 | ||
53 | #include "sdram-micron-mt46h32m32lf-6.h" | |
54 | #include "mux.h" | |
55 | #include "hsmmc.h" | |
96974a24 | 56 | #include "common-board-devices.h" |
9cbc3493 J |
57 | |
58 | #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) | |
21b42731 MR |
59 | #include <plat/gpmc-smsc911x.h> |
60 | ||
9cbc3493 J |
61 | #define OMAP3STALKER_ETHR_START 0x2c000000 |
62 | #define OMAP3STALKER_ETHR_SIZE 1024 | |
63 | #define OMAP3STALKER_ETHR_GPIO_IRQ 19 | |
64 | #define OMAP3STALKER_SMC911X_CS 5 | |
65 | ||
21b42731 MR |
66 | static struct omap_smsc911x_platform_data smsc911x_cfg = { |
67 | .cs = OMAP3STALKER_SMC911X_CS, | |
68 | .gpio_irq = OMAP3STALKER_ETHR_GPIO_IRQ, | |
69 | .gpio_reset = -EINVAL, | |
9cbc3493 J |
70 | .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS), |
71 | }; | |
72 | ||
9cbc3493 J |
73 | static inline void __init omap3stalker_init_eth(void) |
74 | { | |
9cbc3493 J |
75 | struct clk *l3ck; |
76 | unsigned int rate; | |
77 | ||
9cbc3493 J |
78 | l3ck = clk_get(NULL, "l3_ck"); |
79 | if (IS_ERR(l3ck)) | |
80 | rate = 100000000; | |
81 | else | |
82 | rate = clk_get_rate(l3ck); | |
83 | ||
84 | omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP); | |
21b42731 | 85 | gpmc_smsc911x_init(&smsc911x_cfg); |
9cbc3493 J |
86 | } |
87 | ||
88 | #else | |
89 | static inline void __init omap3stalker_init_eth(void) | |
90 | { | |
91 | return; | |
92 | } | |
93 | #endif | |
94 | ||
95 | /* | |
96 | * OMAP3 DSS control signals | |
97 | */ | |
98 | ||
99 | #define DSS_ENABLE_GPIO 199 | |
100 | #define LCD_PANEL_BKLIGHT_GPIO 210 | |
101 | #define ENABLE_VPLL2_DEV_GRP 0xE0 | |
102 | ||
103 | static int lcd_enabled; | |
104 | static int dvi_enabled; | |
105 | ||
106 | static void __init omap3_stalker_display_init(void) | |
107 | { | |
108 | return; | |
109 | } | |
110 | ||
9cbc3493 J |
111 | static int omap3_stalker_enable_tv(struct omap_dss_device *dssdev) |
112 | { | |
113 | return 0; | |
114 | } | |
115 | ||
116 | static void omap3_stalker_disable_tv(struct omap_dss_device *dssdev) | |
117 | { | |
118 | } | |
119 | ||
120 | static struct omap_dss_device omap3_stalker_tv_device = { | |
121 | .name = "tv", | |
122 | .driver_name = "venc", | |
123 | .type = OMAP_DISPLAY_TYPE_VENC, | |
124 | #if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO) | |
125 | .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, | |
126 | #elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE) | |
127 | .u.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE, | |
128 | #endif | |
129 | .platform_enable = omap3_stalker_enable_tv, | |
130 | .platform_disable = omap3_stalker_disable_tv, | |
131 | }; | |
132 | ||
133 | static int omap3_stalker_enable_dvi(struct omap_dss_device *dssdev) | |
134 | { | |
135 | if (lcd_enabled) { | |
136 | printk(KERN_ERR "cannot enable DVI, LCD is enabled\n"); | |
137 | return -EINVAL; | |
138 | } | |
139 | gpio_set_value(DSS_ENABLE_GPIO, 1); | |
140 | dvi_enabled = 1; | |
141 | return 0; | |
142 | } | |
143 | ||
144 | static void omap3_stalker_disable_dvi(struct omap_dss_device *dssdev) | |
145 | { | |
146 | gpio_set_value(DSS_ENABLE_GPIO, 0); | |
147 | dvi_enabled = 0; | |
148 | } | |
149 | ||
1d7a8654 | 150 | static struct panel_dvi_platform_data dvi_panel = { |
89747c91 BW |
151 | .platform_enable = omap3_stalker_enable_dvi, |
152 | .platform_disable = omap3_stalker_disable_dvi, | |
153 | }; | |
154 | ||
9cbc3493 J |
155 | static struct omap_dss_device omap3_stalker_dvi_device = { |
156 | .name = "dvi", | |
9cbc3493 | 157 | .type = OMAP_DISPLAY_TYPE_DPI, |
1d7a8654 | 158 | .driver_name = "dvi", |
89747c91 | 159 | .data = &dvi_panel, |
9cbc3493 | 160 | .phy.dpi.data_lines = 24, |
9cbc3493 J |
161 | }; |
162 | ||
163 | static struct omap_dss_device *omap3_stalker_dss_devices[] = { | |
9cbc3493 J |
164 | &omap3_stalker_tv_device, |
165 | &omap3_stalker_dvi_device, | |
166 | }; | |
167 | ||
168 | static struct omap_dss_board_info omap3_stalker_dss_data = { | |
169 | .num_devices = ARRAY_SIZE(omap3_stalker_dss_devices), | |
170 | .devices = omap3_stalker_dss_devices, | |
171 | .default_device = &omap3_stalker_dvi_device, | |
172 | }; | |
173 | ||
786b01a8 OD |
174 | static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = { |
175 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), | |
9cbc3493 J |
176 | }; |
177 | ||
786b01a8 OD |
178 | static struct regulator_consumer_supply omap3stalker_vsim_supply[] = { |
179 | REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), | |
9cbc3493 J |
180 | }; |
181 | ||
182 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ | |
183 | static struct regulator_init_data omap3stalker_vmmc1 = { | |
184 | .constraints = { | |
185 | .min_uV = 1850000, | |
186 | .max_uV = 3150000, | |
187 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
188 | | REGULATOR_MODE_STANDBY, | |
189 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
190 | | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | |
191 | }, | |
786b01a8 OD |
192 | .num_consumer_supplies = ARRAY_SIZE(omap3stalker_vmmc1_supply), |
193 | .consumer_supplies = omap3stalker_vmmc1_supply, | |
9cbc3493 J |
194 | }; |
195 | ||
196 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ | |
197 | static struct regulator_init_data omap3stalker_vsim = { | |
198 | .constraints = { | |
199 | .min_uV = 1800000, | |
200 | .max_uV = 3000000, | |
201 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
202 | | REGULATOR_MODE_STANDBY, | |
203 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
204 | | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | |
205 | }, | |
786b01a8 OD |
206 | .num_consumer_supplies = ARRAY_SIZE(omap3stalker_vsim_supply), |
207 | .consumer_supplies = omap3stalker_vsim_supply, | |
9cbc3493 J |
208 | }; |
209 | ||
210 | static struct omap2_hsmmc_info mmc[] = { | |
211 | { | |
212 | .mmc = 1, | |
3a63833e | 213 | .caps = MMC_CAP_4_BIT_DATA, |
9cbc3493 J |
214 | .gpio_cd = -EINVAL, |
215 | .gpio_wp = 23, | |
216 | }, | |
217 | {} /* Terminator */ | |
218 | }; | |
219 | ||
220 | static struct gpio_keys_button gpio_buttons[] = { | |
221 | { | |
222 | .code = BTN_EXTRA, | |
223 | .gpio = 18, | |
224 | .desc = "user", | |
225 | .wakeup = 1, | |
226 | }, | |
227 | }; | |
228 | ||
229 | static struct gpio_keys_platform_data gpio_key_info = { | |
230 | .buttons = gpio_buttons, | |
231 | .nbuttons = ARRAY_SIZE(gpio_buttons), | |
232 | }; | |
233 | ||
234 | static struct platform_device keys_gpio = { | |
235 | .name = "gpio-keys", | |
236 | .id = -1, | |
237 | .dev = { | |
238 | .platform_data = &gpio_key_info, | |
239 | }, | |
240 | }; | |
241 | ||
242 | static struct gpio_led gpio_leds[] = { | |
243 | { | |
244 | .name = "stalker:D8:usr0", | |
245 | .default_trigger = "default-on", | |
246 | .gpio = 126, | |
247 | }, | |
248 | { | |
249 | .name = "stalker:D9:usr1", | |
250 | .default_trigger = "default-on", | |
251 | .gpio = 127, | |
252 | }, | |
253 | { | |
254 | .name = "stalker:D3:mmc0", | |
255 | .gpio = -EINVAL, /* gets replaced */ | |
256 | .active_low = true, | |
257 | .default_trigger = "mmc0", | |
258 | }, | |
259 | { | |
260 | .name = "stalker:D4:heartbeat", | |
261 | .gpio = -EINVAL, /* gets replaced */ | |
262 | .active_low = true, | |
263 | .default_trigger = "heartbeat", | |
264 | }, | |
265 | }; | |
266 | ||
267 | static struct gpio_led_platform_data gpio_led_info = { | |
268 | .leds = gpio_leds, | |
269 | .num_leds = ARRAY_SIZE(gpio_leds), | |
270 | }; | |
271 | ||
272 | static struct platform_device leds_gpio = { | |
273 | .name = "leds-gpio", | |
274 | .id = -1, | |
275 | .dev = { | |
276 | .platform_data = &gpio_led_info, | |
277 | }, | |
278 | }; | |
279 | ||
280 | static int | |
281 | omap3stalker_twl_gpio_setup(struct device *dev, | |
282 | unsigned gpio, unsigned ngpio) | |
283 | { | |
284 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ | |
285 | omap_mux_init_gpio(23, OMAP_PIN_INPUT); | |
286 | mmc[0].gpio_cd = gpio + 0; | |
287 | omap2_hsmmc_init(mmc); | |
288 | ||
9cbc3493 J |
289 | /* |
290 | * Most GPIOs are for USB OTG. Some are mostly sent to | |
291 | * the P2 connector; notably LEDA for the LCD backlight. | |
292 | */ | |
293 | ||
294 | /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */ | |
bc593f5d IG |
295 | gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW, |
296 | "EN_LCD_BKL"); | |
9cbc3493 J |
297 | |
298 | /* gpio + 7 == DVI Enable */ | |
bc593f5d | 299 | gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI"); |
9cbc3493 J |
300 | |
301 | /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */ | |
302 | gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; | |
303 | /* GPIO + 13 == ledsync (out, heartbeat) */ | |
304 | gpio_leds[3].gpio = gpio + 13; | |
305 | ||
306 | platform_device_register(&leds_gpio); | |
307 | return 0; | |
308 | } | |
309 | ||
310 | static struct twl4030_gpio_platform_data omap3stalker_gpio_data = { | |
311 | .gpio_base = OMAP_MAX_GPIO_LINES, | |
312 | .irq_base = TWL4030_GPIO_IRQ_BASE, | |
313 | .irq_end = TWL4030_GPIO_IRQ_END, | |
314 | .use_leds = true, | |
315 | .setup = omap3stalker_twl_gpio_setup, | |
316 | }; | |
317 | ||
bead4375 | 318 | static uint32_t board_keymap[] = { |
9cbc3493 J |
319 | KEY(0, 0, KEY_LEFT), |
320 | KEY(0, 1, KEY_DOWN), | |
321 | KEY(0, 2, KEY_ENTER), | |
322 | KEY(0, 3, KEY_M), | |
323 | ||
324 | KEY(1, 0, KEY_RIGHT), | |
325 | KEY(1, 1, KEY_UP), | |
326 | KEY(1, 2, KEY_I), | |
327 | KEY(1, 3, KEY_N), | |
328 | ||
329 | KEY(2, 0, KEY_A), | |
330 | KEY(2, 1, KEY_E), | |
331 | KEY(2, 2, KEY_J), | |
332 | KEY(2, 3, KEY_O), | |
333 | ||
334 | KEY(3, 0, KEY_B), | |
335 | KEY(3, 1, KEY_F), | |
336 | KEY(3, 2, KEY_K), | |
337 | KEY(3, 3, KEY_P) | |
338 | }; | |
339 | ||
340 | static struct matrix_keymap_data board_map_data = { | |
341 | .keymap = board_keymap, | |
342 | .keymap_size = ARRAY_SIZE(board_keymap), | |
343 | }; | |
344 | ||
345 | static struct twl4030_keypad_data omap3stalker_kp_data = { | |
346 | .keymap_data = &board_map_data, | |
347 | .rows = 4, | |
348 | .cols = 4, | |
349 | .rep = 1, | |
350 | }; | |
351 | ||
9cbc3493 | 352 | static struct twl4030_platform_data omap3stalker_twldata = { |
9cbc3493 J |
353 | /* platform_data for children goes here */ |
354 | .keypad = &omap3stalker_kp_data, | |
9cbc3493 | 355 | .gpio = &omap3stalker_gpio_data, |
fbd8071c MR |
356 | .vmmc1 = &omap3stalker_vmmc1, |
357 | .vsim = &omap3stalker_vsim, | |
9cbc3493 J |
358 | }; |
359 | ||
360 | static struct at24_platform_data fram_info = { | |
361 | .byte_len = (64 * 1024) / 8, | |
362 | .page_size = 8192, | |
363 | .flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO, | |
364 | }; | |
365 | ||
366 | static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = { | |
367 | { | |
368 | I2C_BOARD_INFO("24c64", 0x50), | |
369 | .flags = I2C_CLIENT_WAKE, | |
370 | .platform_data = &fram_info, | |
371 | }, | |
372 | }; | |
373 | ||
374 | static int __init omap3_stalker_i2c_init(void) | |
375 | { | |
827ed9ae PU |
376 | omap3_pmic_get_config(&omap3stalker_twldata, |
377 | TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC | | |
b252b0ef PU |
378 | TWL_COMMON_PDATA_AUDIO, |
379 | TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); | |
380 | ||
381 | omap3stalker_twldata.vdac->constraints.apply_uV = true; | |
382 | omap3stalker_twldata.vpll2->constraints.apply_uV = true; | |
383 | omap3stalker_twldata.vpll2->constraints.name = "VDVI"; | |
384 | ||
fbd8071c | 385 | omap3_pmic_init("twl4030", &omap3stalker_twldata); |
9cbc3493 J |
386 | omap_register_i2c_bus(2, 400, NULL, 0); |
387 | omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3, | |
388 | ARRAY_SIZE(omap3stalker_i2c_boardinfo3)); | |
389 | return 0; | |
390 | } | |
391 | ||
392 | #define OMAP3_STALKER_TS_GPIO 175 | |
9cbc3493 J |
393 | |
394 | static struct omap_board_config_kernel omap3_stalker_config[] __initdata = { | |
395 | }; | |
396 | ||
9cbc3493 | 397 | static struct platform_device *omap3_stalker_devices[] __initdata = { |
9cbc3493 J |
398 | &keys_gpio, |
399 | }; | |
400 | ||
181b250c KM |
401 | static struct usbhs_omap_board_data usbhs_bdata __initconst = { |
402 | .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, | |
403 | .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, | |
404 | .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, | |
9cbc3493 J |
405 | |
406 | .phy_reset = true, | |
407 | .reset_gpio_port[0] = -EINVAL, | |
408 | .reset_gpio_port[1] = 21, | |
409 | .reset_gpio_port[2] = -EINVAL, | |
410 | }; | |
411 | ||
412 | #ifdef CONFIG_OMAP_MUX | |
413 | static struct omap_board_mux board_mux[] __initdata = { | |
414 | OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP | | |
415 | OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE), | |
416 | OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | | |
417 | OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE), | |
418 | {.reg_offset = OMAP_MUX_TERMINATOR}, | |
419 | }; | |
9cbc3493 J |
420 | #endif |
421 | ||
9cbc3493 J |
422 | static void __init omap3_stalker_init(void) |
423 | { | |
424 | omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); | |
e41cccfe TL |
425 | omap_board_config = omap3_stalker_config; |
426 | omap_board_config_size = ARRAY_SIZE(omap3_stalker_config); | |
9cbc3493 J |
427 | |
428 | omap3_stalker_i2c_init(); | |
429 | ||
430 | platform_add_devices(omap3_stalker_devices, | |
431 | ARRAY_SIZE(omap3_stalker_devices)); | |
432 | ||
d5e13227 | 433 | omap_display_init(&omap3_stalker_dss_data); |
9cbc3493 J |
434 | |
435 | omap_serial_init(); | |
a4ca9dbe | 436 | omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL); |
9e18630b | 437 | usb_musb_init(NULL); |
9e64bb1e | 438 | usbhs_init(&usbhs_bdata); |
96974a24 | 439 | omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL); |
9cbc3493 J |
440 | |
441 | omap_mux_init_gpio(21, OMAP_PIN_OUTPUT); | |
442 | omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP); | |
443 | ||
444 | omap3stalker_init_eth(); | |
445 | omap3_stalker_display_init(); | |
446 | /* Ensure SDRC pins are mux'd for self-refresh */ | |
447 | omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT); | |
448 | omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT); | |
449 | } | |
450 | ||
9cbc3493 J |
451 | MACHINE_START(SBC3530, "OMAP3 STALKER") |
452 | /* Maintainer: Jason Lam -lzg@ema-tech.com */ | |
5e52b435 | 453 | .atag_offset = 0x100, |
869fef41 | 454 | .map_io = omap3_map_io, |
8f5b5a41 | 455 | .init_early = omap35xx_init_early, |
be732460 | 456 | .init_irq = omap3_init_irq, |
6b2f55d7 | 457 | .handle_irq = omap3_intc_handle_irq, |
9cbc3493 | 458 | .init_machine = omap3_stalker_init, |
e74984e4 | 459 | .timer = &omap3_secure_timer, |
baa95883 | 460 | .restart = omap_prcm_restart, |
9cbc3493 | 461 | MACHINE_END |