sched: Drop the rq argument to sched_class::select_task_rq()
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / arch / arm / mach-exynos4 / mach-universal_c210.c
blob97d329fff2cf2b23c80f1d565840ebdb2149eddc
1 /* linux/arch/arm/mach-exynos4/mach-universal_c210.c
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 */
10 #include <linux/platform_device.h>
11 #include <linux/serial_core.h>
12 #include <linux/input.h>
13 #include <linux/i2c.h>
14 #include <linux/gpio_keys.h>
15 #include <linux/gpio.h>
16 #include <linux/mfd/max8998.h>
17 #include <linux/regulator/machine.h>
18 #include <linux/regulator/fixed.h>
19 #include <linux/regulator/max8952.h>
20 #include <linux/mmc/host.h>
22 #include <asm/mach/arch.h>
23 #include <asm/mach-types.h>
25 #include <plat/regs-serial.h>
26 #include <plat/exynos4.h>
27 #include <plat/cpu.h>
28 #include <plat/devs.h>
29 #include <plat/iic.h>
30 #include <plat/sdhci.h>
32 #include <mach/map.h>
34 /* Following are default values for UCON, ULCON and UFCON UART registers */
35 #define UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
36 S3C2410_UCON_RXILEVEL | \
37 S3C2410_UCON_TXIRQMODE | \
38 S3C2410_UCON_RXIRQMODE | \
39 S3C2410_UCON_RXFIFO_TOI | \
40 S3C2443_UCON_RXERR_IRQEN)
42 #define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8
44 #define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
45 S5PV210_UFCON_TXTRIG256 | \
46 S5PV210_UFCON_RXTRIG256)
48 static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = {
49 [0] = {
50 .hwport = 0,
51 .ucon = UNIVERSAL_UCON_DEFAULT,
52 .ulcon = UNIVERSAL_ULCON_DEFAULT,
53 .ufcon = UNIVERSAL_UFCON_DEFAULT,
55 [1] = {
56 .hwport = 1,
57 .ucon = UNIVERSAL_UCON_DEFAULT,
58 .ulcon = UNIVERSAL_ULCON_DEFAULT,
59 .ufcon = UNIVERSAL_UFCON_DEFAULT,
61 [2] = {
62 .hwport = 2,
63 .ucon = UNIVERSAL_UCON_DEFAULT,
64 .ulcon = UNIVERSAL_ULCON_DEFAULT,
65 .ufcon = UNIVERSAL_UFCON_DEFAULT,
67 [3] = {
68 .hwport = 3,
69 .ucon = UNIVERSAL_UCON_DEFAULT,
70 .ulcon = UNIVERSAL_ULCON_DEFAULT,
71 .ufcon = UNIVERSAL_UFCON_DEFAULT,
75 static struct regulator_consumer_supply max8952_consumer =
76 REGULATOR_SUPPLY("vddarm", NULL);
78 static struct max8952_platform_data universal_max8952_pdata __initdata = {
79 .gpio_vid0 = EXYNOS4_GPX0(3),
80 .gpio_vid1 = EXYNOS4_GPX0(4),
81 .gpio_en = -1, /* Not controllable, set "Always High" */
82 .default_mode = 0, /* vid0 = 0, vid1 = 0 */
83 .dvs_mode = { 48, 32, 28, 18 }, /* 1.25, 1.20, 1.05, 0.95V */
84 .sync_freq = 0, /* default: fastest */
85 .ramp_speed = 0, /* default: fastest */
87 .reg_data = {
88 .constraints = {
89 .name = "VARM_1.2V",
90 .min_uV = 770000,
91 .max_uV = 1400000,
92 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
93 .always_on = 1,
94 .boot_on = 1,
96 .num_consumer_supplies = 1,
97 .consumer_supplies = &max8952_consumer,
101 static struct regulator_consumer_supply lp3974_buck1_consumer =
102 REGULATOR_SUPPLY("vddint", NULL);
104 static struct regulator_consumer_supply lp3974_buck2_consumer =
105 REGULATOR_SUPPLY("vddg3d", NULL);
107 static struct regulator_init_data lp3974_buck1_data = {
108 .constraints = {
109 .name = "VINT_1.1V",
110 .min_uV = 750000,
111 .max_uV = 1500000,
112 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
113 REGULATOR_CHANGE_STATUS,
114 .boot_on = 1,
115 .state_mem = {
116 .disabled = 1,
119 .num_consumer_supplies = 1,
120 .consumer_supplies = &lp3974_buck1_consumer,
123 static struct regulator_init_data lp3974_buck2_data = {
124 .constraints = {
125 .name = "VG3D_1.1V",
126 .min_uV = 750000,
127 .max_uV = 1500000,
128 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
129 REGULATOR_CHANGE_STATUS,
130 .boot_on = 1,
131 .state_mem = {
132 .disabled = 1,
135 .num_consumer_supplies = 1,
136 .consumer_supplies = &lp3974_buck2_consumer,
139 static struct regulator_init_data lp3974_buck3_data = {
140 .constraints = {
141 .name = "VCC_1.8V",
142 .min_uV = 1800000,
143 .max_uV = 1800000,
144 .apply_uV = 1,
145 .always_on = 1,
146 .state_mem = {
147 .enabled = 1,
152 static struct regulator_init_data lp3974_buck4_data = {
153 .constraints = {
154 .name = "VMEM_1.2V",
155 .min_uV = 1200000,
156 .max_uV = 1200000,
157 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
158 .apply_uV = 1,
159 .state_mem = {
160 .disabled = 1,
165 static struct regulator_init_data lp3974_ldo2_data = {
166 .constraints = {
167 .name = "VALIVE_1.2V",
168 .min_uV = 1200000,
169 .max_uV = 1200000,
170 .apply_uV = 1,
171 .always_on = 1,
172 .state_mem = {
173 .enabled = 1,
178 static struct regulator_init_data lp3974_ldo3_data = {
179 .constraints = {
180 .name = "VUSB+MIPI_1.1V",
181 .min_uV = 1100000,
182 .max_uV = 1100000,
183 .apply_uV = 1,
184 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
185 .state_mem = {
186 .disabled = 1,
191 static struct regulator_init_data lp3974_ldo4_data = {
192 .constraints = {
193 .name = "VADC_3.3V",
194 .min_uV = 3300000,
195 .max_uV = 3300000,
196 .apply_uV = 1,
197 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
198 .state_mem = {
199 .disabled = 1,
204 static struct regulator_init_data lp3974_ldo5_data = {
205 .constraints = {
206 .name = "VTF_2.8V",
207 .min_uV = 2800000,
208 .max_uV = 2800000,
209 .apply_uV = 1,
210 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
211 .state_mem = {
212 .disabled = 1,
217 static struct regulator_init_data lp3974_ldo6_data = {
218 .constraints = {
219 .name = "LDO6",
220 .min_uV = 2000000,
221 .max_uV = 2000000,
222 .apply_uV = 1,
223 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
224 .state_mem = {
225 .disabled = 1,
230 static struct regulator_init_data lp3974_ldo7_data = {
231 .constraints = {
232 .name = "VLCD+VMIPI_1.8V",
233 .min_uV = 1800000,
234 .max_uV = 1800000,
235 .apply_uV = 1,
236 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
237 .state_mem = {
238 .disabled = 1,
243 static struct regulator_init_data lp3974_ldo8_data = {
244 .constraints = {
245 .name = "VUSB+VDAC_3.3V",
246 .min_uV = 3300000,
247 .max_uV = 3300000,
248 .apply_uV = 1,
249 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
250 .state_mem = {
251 .disabled = 1,
256 static struct regulator_init_data lp3974_ldo9_data = {
257 .constraints = {
258 .name = "VCC_2.8V",
259 .min_uV = 2800000,
260 .max_uV = 2800000,
261 .apply_uV = 1,
262 .always_on = 1,
263 .state_mem = {
264 .enabled = 1,
269 static struct regulator_init_data lp3974_ldo10_data = {
270 .constraints = {
271 .name = "VPLL_1.1V",
272 .min_uV = 1100000,
273 .max_uV = 1100000,
274 .boot_on = 1,
275 .apply_uV = 1,
276 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
277 .state_mem = {
278 .disabled = 1,
283 static struct regulator_init_data lp3974_ldo11_data = {
284 .constraints = {
285 .name = "CAM_AF_3.3V",
286 .min_uV = 3300000,
287 .max_uV = 3300000,
288 .apply_uV = 1,
289 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
290 .state_mem = {
291 .disabled = 1,
296 static struct regulator_init_data lp3974_ldo12_data = {
297 .constraints = {
298 .name = "PS_2.8V",
299 .min_uV = 2800000,
300 .max_uV = 2800000,
301 .apply_uV = 1,
302 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
303 .state_mem = {
304 .disabled = 1,
309 static struct regulator_init_data lp3974_ldo13_data = {
310 .constraints = {
311 .name = "VHIC_1.2V",
312 .min_uV = 1200000,
313 .max_uV = 1200000,
314 .apply_uV = 1,
315 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
316 .state_mem = {
317 .disabled = 1,
322 static struct regulator_init_data lp3974_ldo14_data = {
323 .constraints = {
324 .name = "CAM_I_HOST_1.8V",
325 .min_uV = 1800000,
326 .max_uV = 1800000,
327 .apply_uV = 1,
328 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
329 .state_mem = {
330 .disabled = 1,
335 static struct regulator_init_data lp3974_ldo15_data = {
336 .constraints = {
337 .name = "CAM_S_DIG+FM33_CORE_1.2V",
338 .min_uV = 1200000,
339 .max_uV = 1200000,
340 .apply_uV = 1,
341 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
342 .state_mem = {
343 .disabled = 1,
348 static struct regulator_init_data lp3974_ldo16_data = {
349 .constraints = {
350 .name = "CAM_S_ANA_2.8V",
351 .min_uV = 2800000,
352 .max_uV = 2800000,
353 .apply_uV = 1,
354 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
355 .state_mem = {
356 .disabled = 1,
361 static struct regulator_init_data lp3974_ldo17_data = {
362 .constraints = {
363 .name = "VCC_3.0V_LCD",
364 .min_uV = 3000000,
365 .max_uV = 3000000,
366 .apply_uV = 1,
367 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
368 .boot_on = 1,
369 .state_mem = {
370 .disabled = 1,
375 static struct regulator_init_data lp3974_32khz_ap_data = {
376 .constraints = {
377 .name = "32KHz AP",
378 .always_on = 1,
379 .state_mem = {
380 .enabled = 1,
385 static struct regulator_init_data lp3974_32khz_cp_data = {
386 .constraints = {
387 .name = "32KHz CP",
388 .state_mem = {
389 .disabled = 1,
394 static struct regulator_init_data lp3974_vichg_data = {
395 .constraints = {
396 .name = "VICHG",
397 .state_mem = {
398 .disabled = 1,
403 static struct regulator_init_data lp3974_esafeout1_data = {
404 .constraints = {
405 .name = "SAFEOUT1",
406 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
407 .state_mem = {
408 .enabled = 1,
413 static struct regulator_init_data lp3974_esafeout2_data = {
414 .constraints = {
415 .name = "SAFEOUT2",
416 .boot_on = 1,
417 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
418 .state_mem = {
419 .enabled = 1,
424 static struct max8998_regulator_data lp3974_regulators[] = {
425 { MAX8998_LDO2, &lp3974_ldo2_data },
426 { MAX8998_LDO3, &lp3974_ldo3_data },
427 { MAX8998_LDO4, &lp3974_ldo4_data },
428 { MAX8998_LDO5, &lp3974_ldo5_data },
429 { MAX8998_LDO6, &lp3974_ldo6_data },
430 { MAX8998_LDO7, &lp3974_ldo7_data },
431 { MAX8998_LDO8, &lp3974_ldo8_data },
432 { MAX8998_LDO9, &lp3974_ldo9_data },
433 { MAX8998_LDO10, &lp3974_ldo10_data },
434 { MAX8998_LDO11, &lp3974_ldo11_data },
435 { MAX8998_LDO12, &lp3974_ldo12_data },
436 { MAX8998_LDO13, &lp3974_ldo13_data },
437 { MAX8998_LDO14, &lp3974_ldo14_data },
438 { MAX8998_LDO15, &lp3974_ldo15_data },
439 { MAX8998_LDO16, &lp3974_ldo16_data },
440 { MAX8998_LDO17, &lp3974_ldo17_data },
441 { MAX8998_BUCK1, &lp3974_buck1_data },
442 { MAX8998_BUCK2, &lp3974_buck2_data },
443 { MAX8998_BUCK3, &lp3974_buck3_data },
444 { MAX8998_BUCK4, &lp3974_buck4_data },
445 { MAX8998_EN32KHZ_AP, &lp3974_32khz_ap_data },
446 { MAX8998_EN32KHZ_CP, &lp3974_32khz_cp_data },
447 { MAX8998_ENVICHG, &lp3974_vichg_data },
448 { MAX8998_ESAFEOUT1, &lp3974_esafeout1_data },
449 { MAX8998_ESAFEOUT2, &lp3974_esafeout2_data },
452 static struct max8998_platform_data universal_lp3974_pdata = {
453 .num_regulators = ARRAY_SIZE(lp3974_regulators),
454 .regulators = lp3974_regulators,
455 .buck1_voltage1 = 1100000, /* INT */
456 .buck1_voltage2 = 1000000,
457 .buck1_voltage3 = 1100000,
458 .buck1_voltage4 = 1000000,
459 .buck1_set1 = EXYNOS4_GPX0(5),
460 .buck1_set2 = EXYNOS4_GPX0(6),
461 .buck2_voltage1 = 1200000, /* G3D */
462 .buck2_voltage2 = 1100000,
463 .buck1_default_idx = 0,
464 .buck2_set3 = EXYNOS4_GPE2(0),
465 .buck2_default_idx = 0,
466 .wakeup = true,
469 /* GPIO I2C 5 (PMIC) */
470 static struct i2c_board_info i2c5_devs[] __initdata = {
472 I2C_BOARD_INFO("max8952", 0xC0 >> 1),
473 .platform_data = &universal_max8952_pdata,
474 }, {
475 I2C_BOARD_INFO("lp3974", 0xCC >> 1),
476 .platform_data = &universal_lp3974_pdata,
480 /* GPIO KEYS */
481 static struct gpio_keys_button universal_gpio_keys_tables[] = {
483 .code = KEY_VOLUMEUP,
484 .gpio = EXYNOS4_GPX2(0), /* XEINT16 */
485 .desc = "gpio-keys: KEY_VOLUMEUP",
486 .type = EV_KEY,
487 .active_low = 1,
488 .debounce_interval = 1,
489 }, {
490 .code = KEY_VOLUMEDOWN,
491 .gpio = EXYNOS4_GPX2(1), /* XEINT17 */
492 .desc = "gpio-keys: KEY_VOLUMEDOWN",
493 .type = EV_KEY,
494 .active_low = 1,
495 .debounce_interval = 1,
496 }, {
497 .code = KEY_CONFIG,
498 .gpio = EXYNOS4_GPX2(2), /* XEINT18 */
499 .desc = "gpio-keys: KEY_CONFIG",
500 .type = EV_KEY,
501 .active_low = 1,
502 .debounce_interval = 1,
503 }, {
504 .code = KEY_CAMERA,
505 .gpio = EXYNOS4_GPX2(3), /* XEINT19 */
506 .desc = "gpio-keys: KEY_CAMERA",
507 .type = EV_KEY,
508 .active_low = 1,
509 .debounce_interval = 1,
510 }, {
511 .code = KEY_OK,
512 .gpio = EXYNOS4_GPX3(5), /* XEINT29 */
513 .desc = "gpio-keys: KEY_OK",
514 .type = EV_KEY,
515 .active_low = 1,
516 .debounce_interval = 1,
520 static struct gpio_keys_platform_data universal_gpio_keys_data = {
521 .buttons = universal_gpio_keys_tables,
522 .nbuttons = ARRAY_SIZE(universal_gpio_keys_tables),
525 static struct platform_device universal_gpio_keys = {
526 .name = "gpio-keys",
527 .dev = {
528 .platform_data = &universal_gpio_keys_data,
532 /* eMMC */
533 static struct s3c_sdhci_platdata universal_hsmmc0_data __initdata = {
534 .max_width = 8,
535 .host_caps = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
536 MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
537 MMC_CAP_DISABLE),
538 .cd_type = S3C_SDHCI_CD_PERMANENT,
539 .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
542 static struct regulator_consumer_supply mmc0_supplies[] = {
543 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
546 static struct regulator_init_data mmc0_fixed_voltage_init_data = {
547 .constraints = {
548 .name = "VMEM_VDD_2.8V",
549 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
551 .num_consumer_supplies = ARRAY_SIZE(mmc0_supplies),
552 .consumer_supplies = mmc0_supplies,
555 static struct fixed_voltage_config mmc0_fixed_voltage_config = {
556 .supply_name = "MASSMEMORY_EN",
557 .microvolts = 2800000,
558 .gpio = EXYNOS4_GPE1(3),
559 .enable_high = true,
560 .init_data = &mmc0_fixed_voltage_init_data,
563 static struct platform_device mmc0_fixed_voltage = {
564 .name = "reg-fixed-voltage",
565 .id = 0,
566 .dev = {
567 .platform_data = &mmc0_fixed_voltage_config,
571 /* SD */
572 static struct s3c_sdhci_platdata universal_hsmmc2_data __initdata = {
573 .max_width = 4,
574 .host_caps = MMC_CAP_4_BIT_DATA |
575 MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
576 MMC_CAP_DISABLE,
577 .ext_cd_gpio = EXYNOS4_GPX3(4), /* XEINT_28 */
578 .ext_cd_gpio_invert = 1,
579 .cd_type = S3C_SDHCI_CD_GPIO,
580 .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
583 /* WiFi */
584 static struct s3c_sdhci_platdata universal_hsmmc3_data __initdata = {
585 .max_width = 4,
586 .host_caps = MMC_CAP_4_BIT_DATA |
587 MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
588 MMC_CAP_DISABLE,
589 .cd_type = S3C_SDHCI_CD_EXTERNAL,
592 static void __init universal_sdhci_init(void)
594 s3c_sdhci0_set_platdata(&universal_hsmmc0_data);
595 s3c_sdhci2_set_platdata(&universal_hsmmc2_data);
596 s3c_sdhci3_set_platdata(&universal_hsmmc3_data);
599 /* I2C0 */
600 static struct i2c_board_info i2c0_devs[] __initdata = {
601 /* Camera, To be updated */
604 /* I2C1 */
605 static struct i2c_board_info i2c1_devs[] __initdata = {
606 /* Gyro, To be updated */
609 static struct platform_device *universal_devices[] __initdata = {
610 /* Samsung Platform Devices */
611 &mmc0_fixed_voltage,
612 &s3c_device_hsmmc0,
613 &s3c_device_hsmmc2,
614 &s3c_device_hsmmc3,
615 &s3c_device_i2c5,
617 /* Universal Devices */
618 &universal_gpio_keys,
619 &s5p_device_onenand,
622 static void __init universal_map_io(void)
624 s5p_init_io(NULL, 0, S5P_VA_CHIPID);
625 s3c24xx_init_clocks(24000000);
626 s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
629 static void __init universal_machine_init(void)
631 universal_sdhci_init();
633 i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs));
634 i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
636 s3c_i2c5_set_platdata(NULL);
637 i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
639 /* Last */
640 platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices));
643 MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
644 /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
645 .boot_params = S5P_PA_SDRAM + 0x100,
646 .init_irq = exynos4_init_irq,
647 .map_io = universal_map_io,
648 .init_machine = universal_machine_init,
649 .timer = &exynos4_timer,
650 MACHINE_END