f07e61c95287ae4ea64dbd4bc4f4b00b760571a8
[linux-2.6.git] / arch / arm / mach-tegra / board-enterprise-power.c
1 /*
2  * arch/arm/mach-tegra/board-enterprise-power.c
3  *
4  * Copyright (C) 2011 NVIDIA, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18  * 02111-1307, USA
19  */
20 #include <linux/i2c.h>
21 #include <linux/pda_power.h>
22 #include <linux/platform_device.h>
23 #include <linux/resource.h>
24 #include <linux/regulator/machine.h>
25 #include <linux/regulator/fixed.h>
26 #include <linux/mfd/tps80031.h>
27 #include <linux/regulator/tps80031-regulator.h>
28 #include <linux/tps80031-charger.h>
29 #include <linux/gpio.h>
30 #include <linux/io.h>
31 #include <linux/cpumask.h>
32 #include <linux/platform_data/tegra_bpc_mgmt.h>
33 #include <linux/regulator/driver.h>
34 #include <linux/regulator/gpio-regulator.h>
35
36 #include <asm/mach-types.h>
37
38 #include <mach/edp.h>
39 #include <mach/iomap.h>
40 #include <mach/irqs.h>
41 #include <mach/pinmux.h>
42
43 #include "gpio-names.h"
44 #include "board.h"
45 #include "board-enterprise.h"
46 #include "pm.h"
47 #include "tegra3_tsensor.h"
48
49 #define PMC_CTRL                0x0
50 #define PMC_CTRL_INTR_LOW       (1 << 17)
51
52 #define PMC_DPD_PADS_ORIDE              0x01c
53 #define PMC_DPD_PADS_ORIDE_BLINK        (1 << 20)
54
55 /************************ TPS80031 based regulator ****************/
56 static struct regulator_consumer_supply tps80031_vio_supply_a02[] = {
57         REGULATOR_SUPPLY("vio_1v8", NULL),
58         REGULATOR_SUPPLY("avdd_osc", NULL),
59         REGULATOR_SUPPLY("vddio_sys", NULL),
60         REGULATOR_SUPPLY("vddio_uart", NULL),
61         REGULATOR_SUPPLY("pwrdet_uart", NULL),
62         REGULATOR_SUPPLY("vddio_lcd", NULL),
63         REGULATOR_SUPPLY("pwrdet_lcd", NULL),
64         REGULATOR_SUPPLY("vddio_audio", NULL),
65         REGULATOR_SUPPLY("pwrdet_audio", NULL),
66         REGULATOR_SUPPLY("vddio_bb", NULL),
67         REGULATOR_SUPPLY("pwrdet_bb", NULL),
68         REGULATOR_SUPPLY("vddio_gmi", NULL),
69         REGULATOR_SUPPLY("avdd_usb_pll", NULL),
70         REGULATOR_SUPPLY("vddio_cam", NULL),
71         REGULATOR_SUPPLY("pwrdet_cam", NULL),
72         REGULATOR_SUPPLY("vddio_sdmmc1", NULL),
73         REGULATOR_SUPPLY("pwrdet_sdmmc1", NULL),
74         REGULATOR_SUPPLY("vddio_sdmmc4", NULL),
75         REGULATOR_SUPPLY("pwrdet_sdmmc4", NULL),
76         REGULATOR_SUPPLY("avdd_hdmi_pll", NULL),
77         REGULATOR_SUPPLY("vddio_gps", NULL),
78         REGULATOR_SUPPLY("vdd_lcd_buffered", NULL),
79         REGULATOR_SUPPLY("vddio_nand", NULL),
80         REGULATOR_SUPPLY("pwrdet_nand", NULL),
81         REGULATOR_SUPPLY("vddio_sd", NULL),
82         REGULATOR_SUPPLY("vdd_bat", NULL),
83         REGULATOR_SUPPLY("vdd_io", NULL),
84         REGULATOR_SUPPLY("pwrdet_pex_ctl", NULL),
85 };
86
87 static struct regulator_consumer_supply tps80031_vio_supply_a03[] = {
88         REGULATOR_SUPPLY("vio_1v8", NULL),
89         REGULATOR_SUPPLY("vddio_sys", NULL),
90         REGULATOR_SUPPLY("vddio_uart", NULL),
91         REGULATOR_SUPPLY("pwrdet_uart", NULL),
92         REGULATOR_SUPPLY("vddio_lcd", NULL),
93         REGULATOR_SUPPLY("pwrdet_lcd", NULL),
94         REGULATOR_SUPPLY("vddio_audio", NULL),
95         REGULATOR_SUPPLY("pwrdet_audio", NULL),
96         REGULATOR_SUPPLY("vddio_bb", NULL),
97         REGULATOR_SUPPLY("pwrdet_bb", NULL),
98         REGULATOR_SUPPLY("vddio_gmi", NULL),
99         REGULATOR_SUPPLY("vddio_cam", NULL),
100         REGULATOR_SUPPLY("pwrdet_cam", NULL),
101         REGULATOR_SUPPLY("vddio_sdmmc1", NULL),
102         REGULATOR_SUPPLY("pwrdet_sdmmc1", NULL),
103         REGULATOR_SUPPLY("vddio_sdmmc4", NULL),
104         REGULATOR_SUPPLY("pwrdet_sdmmc4", NULL),
105         REGULATOR_SUPPLY("avdd_hdmi_pll", NULL),
106         REGULATOR_SUPPLY("vddio_gps", NULL),
107         REGULATOR_SUPPLY("vdd_lcd_buffered", NULL),
108         REGULATOR_SUPPLY("vddio_nand", NULL),
109         REGULATOR_SUPPLY("pwrdet_nand", NULL),
110         REGULATOR_SUPPLY("vddio_sd", NULL),
111         REGULATOR_SUPPLY("vdd_bat", NULL),
112         REGULATOR_SUPPLY("vdd_io", NULL),
113         REGULATOR_SUPPLY("pwrdet_pex_ctl", NULL),
114 };
115
116 static struct regulator_consumer_supply tps80031_smps1_supply_common[] = {
117         REGULATOR_SUPPLY("vdd_cpu", NULL),
118 };
119
120 static struct regulator_consumer_supply tps80031_smps2_supply_common[] = {
121         REGULATOR_SUPPLY("vdd_core", NULL),
122 };
123
124 static struct regulator_consumer_supply tps80031_smps3_supply_common[] = {
125         REGULATOR_SUPPLY("en_vddio_ddr_1v2", NULL),
126         REGULATOR_SUPPLY("vddio_ddr", NULL),
127         REGULATOR_SUPPLY("vdd_lpddr", NULL),
128         REGULATOR_SUPPLY("ddr_comp_pu", NULL),
129 };
130
131 static struct regulator_consumer_supply tps80031_smps4_supply_a02[] = {
132         REGULATOR_SUPPLY("vddio_sdmmc_2v85", NULL),
133         REGULATOR_SUPPLY("pwrdet_sdmmc3", NULL),
134 };
135
136 static struct regulator_consumer_supply tps80031_smps4_supply_a03[] = {
137         REGULATOR_SUPPLY("vddio_sdmmc_2v85", NULL),
138         REGULATOR_SUPPLY("pwrdet_sdmmc3", NULL),
139         REGULATOR_SUPPLY("vdd_ddr_rx", NULL),
140         REGULATOR_SUPPLY("vddf_core_emmc", NULL),
141 };
142
143 static struct regulator_consumer_supply tps80031_vana_supply_a02[] = {
144         REGULATOR_SUPPLY("unused_vana", NULL),
145 };
146 #define tps80031_vana_supply_a03 tps80031_vana_supply_a02
147
148 static struct regulator_consumer_supply tps80031_ldo1_supply_a02[] = {
149         REGULATOR_SUPPLY("avdd_dsi_csi", NULL),
150         REGULATOR_SUPPLY("avdd_hsic", NULL),
151         REGULATOR_SUPPLY("pwrdet_mipi", NULL),
152 };
153
154 static struct regulator_consumer_supply tps80031_ldo1_supply_a03[] = {
155         REGULATOR_SUPPLY("vdd_ddr_hs", NULL),
156 };
157
158 static struct regulator_consumer_supply tps80031_ldo2_supply_common[] = {
159         REGULATOR_SUPPLY("vdd_rtc", NULL),
160 };
161
162 static struct regulator_consumer_supply tps80031_ldo3_supply_common[] = {
163         REGULATOR_SUPPLY("vdd_vbrtr", NULL),
164 };
165
166 static struct regulator_consumer_supply tps80031_ldo4_supply_a02[] = {
167         REGULATOR_SUPPLY("avdd_lcd", NULL),
168 };
169
170 static struct regulator_consumer_supply tps80031_ldo4_supply_a03[] = {
171         REGULATOR_SUPPLY("avdd_dsi_csi", NULL),
172         REGULATOR_SUPPLY("avdd_hsic", NULL),
173         REGULATOR_SUPPLY("pwrdet_mipi", NULL),
174 };
175
176 static struct regulator_consumer_supply tps80031_ldo5_supply_common[] = {
177         REGULATOR_SUPPLY("vdd_sensor", NULL),
178         REGULATOR_SUPPLY("vdd_compass", NULL),
179         REGULATOR_SUPPLY("vdd_als", NULL),
180         REGULATOR_SUPPLY("vdd_gyro", NULL),
181         REGULATOR_SUPPLY("vdd_touch", NULL),
182         REGULATOR_SUPPLY("vdd_proxim_diode", NULL),
183 };
184
185 static struct regulator_consumer_supply tps80031_ldo6_supply_a02[] = {
186         REGULATOR_SUPPLY("vdd_ddr_rx", NULL),
187         REGULATOR_SUPPLY("vddf_core_emmc", NULL),
188 };
189
190 static struct regulator_consumer_supply tps80031_ldo6_supply_a03[] = {
191         REGULATOR_SUPPLY("avdd_osc", NULL),
192         REGULATOR_SUPPLY("avdd_usb_pll", NULL),
193 };
194
195 static struct regulator_consumer_supply tps80031_ldo7_supply_a02[] = {
196         REGULATOR_SUPPLY("vdd_plla_p_c_s", NULL),
197         REGULATOR_SUPPLY("vdd_pllm", NULL),
198         REGULATOR_SUPPLY("vdd_pllu_d", NULL),
199         REGULATOR_SUPPLY("vdd_pllx", NULL),
200 };
201
202 static struct regulator_consumer_supply tps80031_ldo7_supply_a03[] = {
203         REGULATOR_SUPPLY("avdd_lcd", NULL),
204 };
205
206 static struct regulator_consumer_supply tps80031_ldoln_supply_a02[] = {
207         REGULATOR_SUPPLY("vdd_ddr_hs", NULL),
208 };
209
210 static struct regulator_consumer_supply tps80031_ldoln_supply_a03[] = {
211         REGULATOR_SUPPLY("vdd_plla_p_c_s", NULL),
212         REGULATOR_SUPPLY("vdd_pllm", NULL),
213         REGULATOR_SUPPLY("vdd_pllu_d", NULL),
214         REGULATOR_SUPPLY("vdd_pllx", NULL),
215 };
216
217 static struct regulator_consumer_supply tps80031_ldousb_supply_a02[] = {
218         REGULATOR_SUPPLY("unused_ldousb", NULL),
219 };
220
221 static struct regulator_consumer_supply tps80031_ldousb_supply_a03[] = {
222         REGULATOR_SUPPLY("avdd_usb_hdmi_3v3", NULL),
223         REGULATOR_SUPPLY("avdd_usb", NULL),
224         REGULATOR_SUPPLY("avdd_hdmi", NULL),
225         REGULATOR_SUPPLY("vdd", "4-004c"),
226 };
227
228 static struct regulator_consumer_supply tps80031_vbus_supply_common[] = {
229         REGULATOR_SUPPLY("usb_vbus", NULL),
230 };
231
232 static struct regulator_consumer_supply tps80031_battery_charge_supply[] = {
233         REGULATOR_SUPPLY("usb_bat_chg", NULL),
234 };
235
236 #define TPS_PDATA_INIT(_reg_id, _id, _sname, _minmv, _maxmv, _supply_reg, _always_on,   \
237         _boot_on, _apply_uv, _init_uV, _init_enable, _init_apply,                       \
238         _flags, _ectrl, _delay)                                                         \
239         static struct regulator_init_data reg_idata_##_id##_##_sname = {                \
240                 .constraints = {                                                        \
241                         .name = tps80031_rails(_id),                                    \
242                         .min_uV = (_minmv)*1000,                                        \
243                         .max_uV = (_maxmv)*1000,                                        \
244                         .valid_modes_mask = (REGULATOR_MODE_NORMAL |                    \
245                                         REGULATOR_MODE_STANDBY),                        \
246                         .valid_ops_mask = (REGULATOR_CHANGE_MODE |                      \
247                                         REGULATOR_CHANGE_STATUS |                       \
248                                         REGULATOR_CHANGE_VOLTAGE),                      \
249                         .always_on = _always_on,                                        \
250                         .boot_on = _boot_on,                                            \
251                         .apply_uV = _apply_uv,                                          \
252                 },                                                                      \
253                 .num_consumer_supplies =                                                \
254                         ARRAY_SIZE(tps80031_##_id##_supply_##_sname),                   \
255                 .consumer_supplies = tps80031_##_id##_supply_##_sname,                  \
256         };                                                                              \
257         static struct tps80031_regulator_platform_data pdata_##_id##_##_sname = {       \
258                 .reg_init_data = &reg_idata_##_id##_##_sname,                           \
259                 .regulator_id = TPS80031_REGULATOR_##_reg_id,                           \
260                 .init_uV =  _init_uV * 1000,                                            \
261                 .init_enable = _init_enable,                                            \
262                 .init_apply = _init_apply,                                              \
263                 .flags = _flags,                                                        \
264                 .ext_ctrl_flag = _ectrl,                                                \
265                 .delay_us = _delay,                                                     \
266         }
267
268 TPS_PDATA_INIT(VIO, vio, a02,   600, 2100, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0);
269 TPS_PDATA_INIT(VIO, vio, a03,   600, 2100, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0);
270 TPS_PDATA_INIT(SMPS1, smps1, common, 600, 2100, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ2 | PWR_OFF_ON_SLEEP, 0);
271 TPS_PDATA_INIT(SMPS2, smps2, common, 600, 2100, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
272 TPS_PDATA_INIT(SMPS3, smps3, common, 600, 2100, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0);
273 TPS_PDATA_INIT(SMPS4, smps4, a02, 600, 2100, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
274 TPS_PDATA_INIT(SMPS4, smps4, a03, 600, 2100, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
275 TPS_PDATA_INIT(LDO1, ldo1, a02, 1000, 3300, tps80031_rails(vio), 0, 0, 0, -1, 0, 0, 0, 0, 0);
276 TPS_PDATA_INIT(LDO1, ldo1, a03, 1000, 3300, tps80031_rails(vio), 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
277 TPS_PDATA_INIT(LDO2, ldo2, common, 1000, 1000, 0, 1, 1, 1, -1, 0, 0, 0, 0, 0);
278 TPS_PDATA_INIT(LDO3, ldo3, common, 1000, 3300, tps80031_rails(vio), 0, 0, 0, -1, 0, 0, 0, PWR_OFF_ON_SLEEP, 0);
279 TPS_PDATA_INIT(LDO4, ldo4, a02, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0);
280 TPS_PDATA_INIT(LDO4, ldo4, a03, 1000, 3300, tps80031_rails(vio), 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
281 TPS_PDATA_INIT(LDO5, ldo5, common, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0);
282 TPS_PDATA_INIT(LDO6, ldo6, a02, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
283 TPS_PDATA_INIT(LDO6, ldo6, a03, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
284 TPS_PDATA_INIT(LDO7, ldo7, a02, 1000, 3300, tps80031_rails(vio), 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
285 TPS_PDATA_INIT(LDO7, ldo7, a03, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
286 TPS_PDATA_INIT(LDOLN, ldoln, a02, 1000, 3300, tps80031_rails(smps3), 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
287 TPS_PDATA_INIT(LDOLN, ldoln, a03, 1000, 3300, tps80031_rails(vio), 0, 0, 0, -1, 0, 0, 0, PWR_REQ_INPUT_PREQ1, 0);
288 TPS_PDATA_INIT(LDOUSB, ldousb, a02, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, USBLDO_INPUT_VSYS, PWR_OFF_ON_SLEEP, 0);
289 TPS_PDATA_INIT(LDOUSB, ldousb, a03, 1000, 3300, 0, 0, 0, 0, -1, 0, 0, USBLDO_INPUT_VSYS, PWR_REQ_INPUT_PREQ1, 0);
290 TPS_PDATA_INIT(VANA, vana, a02,  1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0);
291 TPS_PDATA_INIT(VANA, vana, a03,  1000, 3300, 0, 0, 0, 0, -1, 0, 0, 0, PWR_OFF_ON_SLEEP, 0);
292 TPS_PDATA_INIT(VBUS, vbus, common,  0, 5000, 0, 0, 0, 0, -1, 0, 0, (VBUS_SW_ONLY | VBUS_DISCHRG_EN_PDN), 0, 100000);
293
294 static struct tps80031_rtc_platform_data rtc_data = {
295         .irq = ENT_TPS80031_IRQ_BASE + TPS80031_INT_RTC_ALARM,
296         .time = {
297                 .tm_year = 2011,
298                 .tm_mon = 0,
299                 .tm_mday = 1,
300                 .tm_hour = 1,
301                 .tm_min = 2,
302                 .tm_sec = 3,
303         },
304         .msecure_gpio = TEGRA_GPIO_PF7,
305 };
306
307 int battery_charger_init(void *board_data)
308 {
309         int ret;
310         ret = gpio_request(TEGRA_GPIO_PF6, "lcd_d14-bat_charge");
311         if (ret < 0) {
312                 pr_err("%s() The gpio_request for battery"
313                                 " charger fails\n", __func__);
314         }
315         gpio_direction_output(TEGRA_GPIO_PF6, 1);
316         return 0;
317 }
318
319 static struct tps80031_charger_platform_data bcharger_pdata = {
320         .max_charge_volt_mV = 4100,
321         .max_charge_current_mA = 1000,
322         .charging_term_current_mA = 100,
323         .watch_time_sec = 100,
324         .irq_base = ENT_TPS80031_IRQ_BASE,
325         .consumer_supplies = tps80031_battery_charge_supply,
326         .num_consumer_supplies = ARRAY_SIZE(tps80031_battery_charge_supply),
327         .board_init = battery_charger_init,
328         .board_data = NULL,
329 };
330
331 static struct tps80031_bg_platform_data battery_gauge_data = {
332         .irq_base = ENT_TPS80031_IRQ_BASE,
333         .battery_present = 1,
334 };
335
336 #define TPS_RTC()                               \
337         {                                               \
338                 .id     = 0,            \
339                 .name   = "rtc_tps80031",       \
340                 .platform_data = &rtc_data,     \
341         }
342
343 #define TPS_BATTERY()                                   \
344         {                                               \
345                 .name   = "tps80031-charger",           \
346                 .platform_data = &bcharger_pdata,       \
347         }
348 #define TPS_BATTERY_GAUGE()                             \
349         {                                               \
350                 .name   = "tps80031-battery-gauge",     \
351                 .platform_data = &battery_gauge_data,   \
352         }
353 #define TPS_GPADC()                                     \
354         {                                               \
355                 .name   = "tps80031-gpadc",             \
356         }
357
358 #define TPS80031_DEVS_COMMON            \
359         TPS_RTC(),                      \
360         TPS_BATTERY(),                  \
361         TPS_BATTERY_GAUGE(),            \
362         TPS_GPADC()
363
364
365 static struct tps80031_subdev_info tps80031_devs[] = {
366         TPS_RTC(),
367         TPS_BATTERY(),
368         TPS_BATTERY_GAUGE(),
369         TPS_GPADC()
370 };
371
372 #define TPS_REG_PDATA(_id, _sname) &pdata_##_id##_##_sname
373 static struct tps80031_regulator_platform_data *tps80031_reg_pdata_a02[] = {
374         TPS_REG_PDATA(vio, a02),
375         TPS_REG_PDATA(smps1, common),
376         TPS_REG_PDATA(smps2, common),
377         TPS_REG_PDATA(smps3, common),
378         TPS_REG_PDATA(ldo2, common),
379         TPS_REG_PDATA(ldo3, common),
380         TPS_REG_PDATA(ldo5, common),
381         TPS_REG_PDATA(vbus, common),
382         TPS_REG_PDATA(smps4, a02),
383         TPS_REG_PDATA(ldo1, a02),
384         TPS_REG_PDATA(ldo4, a02),
385         TPS_REG_PDATA(ldo6, a02),
386         TPS_REG_PDATA(ldo7, a02),
387         TPS_REG_PDATA(ldoln, a02),
388         TPS_REG_PDATA(ldousb, a02),
389         TPS_REG_PDATA(vana, a02),
390 };
391
392 static struct tps80031_regulator_platform_data *tps80031_reg_pdata_a03[] = {
393         TPS_REG_PDATA(vio, a03),
394         TPS_REG_PDATA(smps1, common),
395         TPS_REG_PDATA(smps2, common),
396         TPS_REG_PDATA(smps3, common),
397         TPS_REG_PDATA(ldo2, common),
398         TPS_REG_PDATA(ldo3, common),
399         TPS_REG_PDATA(ldo5, common),
400         TPS_REG_PDATA(vbus, common),
401         TPS_REG_PDATA(smps4, a03),
402         TPS_REG_PDATA(ldo1, a03),
403         TPS_REG_PDATA(ldo4, a03),
404         TPS_REG_PDATA(ldo6, a03),
405         TPS_REG_PDATA(ldo7, a03),
406         TPS_REG_PDATA(ldoln, a03),
407         TPS_REG_PDATA(ldousb, a03),
408         TPS_REG_PDATA(vana, a03),
409 };
410
411 static struct tps80031_clk32k_init_data clk32k_idata[] = {
412         {
413                 .clk32k_nr = TPS80031_CLOCK32K_G,
414                 .enable = true,
415                 .ext_ctrl_flag = 0,
416         },
417         {
418                 .clk32k_nr = TPS80031_CLOCK32K_AUDIO,
419                 .enable = true,
420                 .ext_ctrl_flag = 0,
421         },
422
423
424 };
425
426 static struct tps80031_gpio_init_data gpio_idata_a03[] = {
427         {
428                 .gpio_nr = TPS80031_GPIO_REGEN1,
429                 .ext_ctrl_flag = PWR_REQ_INPUT_PREQ1,
430         },
431         {
432                 .gpio_nr = TPS80031_GPIO_REGEN2,
433                 .ext_ctrl_flag = PWR_REQ_INPUT_PREQ1,
434         },
435         {
436                 .gpio_nr = TPS80031_GPIO_SYSEN,
437                 .ext_ctrl_flag = PWR_REQ_INPUT_PREQ1,
438         },
439 };
440
441 static struct tps80031_pupd_init_data pupd_idata[] = {
442         {
443                 .input_pin = TPS80031_PREQ1,
444                 .setting = TPS80031_PUPD_PULLUP,
445         },
446 };
447
448 static struct tps80031_platform_data tps_platform = {
449         .irq_base       = ENT_TPS80031_IRQ_BASE,
450         .gpio_base      = ENT_TPS80031_GPIO_BASE,
451         .clk32k_init_data       = clk32k_idata,
452         .clk32k_init_data_size  = ARRAY_SIZE(clk32k_idata),
453         .use_power_off  = true,
454 };
455
456 static struct i2c_board_info __initdata enterprise_regulators[] = {
457         {
458                 I2C_BOARD_INFO("tps80031", 0x4A),
459                 .irq            = INT_EXTERNAL_PMU,
460                 .platform_data  = &tps_platform,
461         },
462 };
463
464 /************************ GPIO based fixed regulator ****************/
465 /* REGEN1 from PMU*/
466 static struct regulator_consumer_supply fixed_reg_pmu_5v15_en_supply[] = {
467         REGULATOR_SUPPLY("vdd_5v15", NULL),
468 };
469
470 /* REGEN2 from PMU*/
471 static struct regulator_consumer_supply fixed_reg_pmu_3v3_en_supply[] = {
472         REGULATOR_SUPPLY("avdd_usb_hdmi_3v3", NULL),
473         REGULATOR_SUPPLY("avdd_usb", NULL),
474         REGULATOR_SUPPLY("avdd_hdmi", NULL),
475         REGULATOR_SUPPLY("vdd", "4-004c"),
476 };
477
478 /* SYSEN from PMU*/
479 static struct regulator_consumer_supply fixed_reg_pmu_hdmi_5v0_en_supply[] = {
480         REGULATOR_SUPPLY("hdmi_5v0", NULL),
481 };
482
483 /* LCD-D16 (GPIO M0) from T30*/
484 static struct regulator_consumer_supply fixed_reg_vdd_fuse_en_supply[] = {
485         REGULATOR_SUPPLY("vdd_fuse", NULL),
486 };
487
488 /* LCD-D17 (GPIO M1) from T30*/
489 static struct regulator_consumer_supply gpio_reg_sdmmc3_vdd_sel_supply[] = {
490         REGULATOR_SUPPLY("vddio_sdmmc3_2v85_1v8", NULL),
491         REGULATOR_SUPPLY("sdmmc3_compu_pu", NULL),
492         REGULATOR_SUPPLY("vddio_sdmmc", "sdhci-tegra.2"),
493         REGULATOR_SUPPLY("vsys_3v7", NULL),
494 };
495
496 /* LCD-D23 (GPIO M7) from T30*/
497 /* 2-0036 is dev_name of ar0832 in Enterprise A01*/
498 /* 2-0032 is alternative dev_name of ar0832 Enterprise A01*/
499 /* 2-0010 is dev_name of ov9726 */
500 /* 2-0070 is dev_name of PCA9546 in Enterprise A02*/
501 /* 6-0036 is dev_name of ar0832 in Enterprise A02 */
502 /* 7-0036 is dev_name of ar0832 in Enterprise A02 */
503 static struct regulator_consumer_supply fixed_reg_cam_ldo_2v8_en_supply[] = {
504         REGULATOR_SUPPLY("vaa", "2-0036"),
505         REGULATOR_SUPPLY("vaa", "2-0032"),
506         REGULATOR_SUPPLY("avdd", "2-0010"),
507         REGULATOR_SUPPLY("vdd_2v8_cam", NULL),
508         REGULATOR_SUPPLY("vcc", "2-0070"),
509         REGULATOR_SUPPLY("vaa", "6-0036"),
510         REGULATOR_SUPPLY("vaa", "7-0036"),
511 };
512
513 /* LCD-D9 (GPIO F1) from T30*/
514 /* 2-0036 is dev_name of ar0832 in Enterprise A01*/
515 /* 2-0032 is alternative dev_name of ar0832 Enterprise A01*/
516 /* 2-0010 is dev_name of ov9726 */
517 /* 2-0033 is dev_name of tps61050 */
518 /* 2-0070 is dev_name of PCA9546 in Enterprise A02*/
519 /* 6-0036 is dev_name of ar0832 in Enterprise A02 */
520 /* 7-0036 is dev_name of ar0832 in Enterprise A02 */
521 static struct regulator_consumer_supply fixed_reg_cam_ldo_1v8_en_supply[] = {
522         REGULATOR_SUPPLY("vdd", "2-0036"),
523         REGULATOR_SUPPLY("vdd", "2-0032"),
524         REGULATOR_SUPPLY("dovdd", "2-0010"),
525         REGULATOR_SUPPLY("vdd_1v8_cam", NULL),
526         REGULATOR_SUPPLY("vdd_i2c", "2-0033"),
527         REGULATOR_SUPPLY("vcc_i2c", "2-0070"),
528         REGULATOR_SUPPLY("vdd", "6-0036"),
529         REGULATOR_SUPPLY("vdd", "7-0036"),
530 };
531
532 /* LCD-D10 (GPIO F2) from T30*/
533 static struct regulator_consumer_supply fixed_reg_vdd_sdmmc3_2v85_en_supply[] = {
534         REGULATOR_SUPPLY("en_vdd_sdmmc3", NULL),
535         REGULATOR_SUPPLY("vddio_sd_slot", "sdhci-tegra.2"),
536 };
537
538 /* LCD_PWR0 (GPIO B2) from T30*/
539 static struct regulator_consumer_supply fixed_reg_lcd_1v8_en_supply[] = {
540         REGULATOR_SUPPLY("lcd_vddio_en", NULL),
541 };
542
543 static struct gpio_regulator_state gpio_reg_sdmmc3_vdd_sel_states[] = {
544         {
545                 .gpios = 0,
546                 .value = 2850000,
547         },
548         {
549                 .gpios = 1,
550                 .value = 1800000,
551         },
552 };
553
554 static struct gpio gpio_reg_sdmmc3_vdd_sel_gpios[] = {
555         {
556                 .gpio = TEGRA_GPIO_PM1,
557                 .flags = 0,
558                 .label = "sdmmc3_vdd_sel",
559         },
560 };
561
562 /* Macro for defining gpio regulator device data */
563 #define GPIO_REG(_id, _name, _input_supply, _active_high,               \
564         _boot_state, _delay_us, _minmv, _maxmv)                         \
565         static struct regulator_init_data ri_data_##_name =             \
566         {                                                               \
567                 .supply_regulator = _input_supply,                      \
568                 .num_consumer_supplies =                                \
569                         ARRAY_SIZE(gpio_reg_##_name##_supply),          \
570                 .consumer_supplies = gpio_reg_##_name##_supply,         \
571                 .constraints = {                                        \
572                         .name = "gpio_reg_"#_name,                      \
573                         .min_uV = (_minmv)*1000,                        \
574                         .max_uV = (_maxmv)*1000,                        \
575                         .valid_modes_mask = (REGULATOR_MODE_NORMAL |    \
576                                         REGULATOR_MODE_STANDBY),        \
577                         .valid_ops_mask = (REGULATOR_CHANGE_MODE |      \
578                                         REGULATOR_CHANGE_STATUS |       \
579                                         REGULATOR_CHANGE_VOLTAGE),      \
580                 },                                                      \
581         };                                                              \
582         static struct gpio_regulator_config gpio_reg_##_name##_pdata =  \
583         {                                                               \
584                 .supply_name = _input_supply,                           \
585                 .enable_gpio = -EINVAL,                                 \
586                 .enable_high = _active_high,                            \
587                 .enabled_at_boot = _boot_state,                         \
588                 .startup_delay = _delay_us,                             \
589                 .gpios = gpio_reg_##_name##_gpios,                      \
590                 .nr_gpios = ARRAY_SIZE(gpio_reg_##_name##_gpios),       \
591                 .states = gpio_reg_##_name##_states,                    \
592                 .nr_states = ARRAY_SIZE(gpio_reg_##_name##_states),     \
593                 .type = REGULATOR_VOLTAGE,                              \
594                 .init_data = &ri_data_##_name,                          \
595         };                                                              \
596         static struct platform_device gpio_reg_##_name##_dev = {        \
597                 .name   = "gpio-regulator",                             \
598                 .id = _id,                                              \
599                 .dev    = {                                             \
600                         .platform_data = &gpio_reg_##_name##_pdata,     \
601                 },                                                      \
602         }
603
604 GPIO_REG(4, sdmmc3_vdd_sel,  tps80031_rails(smps4),
605                 true, false, 0, 1000, 3300);
606
607 /* Macro for defining fixed regulator sub device data */
608 #define FIXED_REG(_id, _name, _input_supply, _gpio_nr, _active_high,    \
609                         _millivolts, _boot_state, _sdelay)              \
610         static struct regulator_init_data ri_data_##_name =             \
611         {                                                               \
612                 .supply_regulator = _input_supply,                      \
613                 .num_consumer_supplies =                                \
614                         ARRAY_SIZE(fixed_reg_##_name##_supply),         \
615                 .consumer_supplies = fixed_reg_##_name##_supply,        \
616                 .constraints = {                                        \
617                         .valid_modes_mask = (REGULATOR_MODE_NORMAL |    \
618                                         REGULATOR_MODE_STANDBY),        \
619                         .valid_ops_mask = (REGULATOR_CHANGE_MODE |      \
620                                         REGULATOR_CHANGE_STATUS |       \
621                                         REGULATOR_CHANGE_VOLTAGE),      \
622                 },                                                      \
623         };                                                              \
624         static struct fixed_voltage_config fixed_reg_##_name##_pdata =  \
625         {                                                               \
626                 .supply_name = "fixed_reg_"#_name,                      \
627                 .microvolts = _millivolts * 1000,                       \
628                 .gpio = _gpio_nr,                                       \
629                 .enable_high = _active_high,                            \
630                 .enabled_at_boot = _boot_state,                         \
631                 .init_data = &ri_data_##_name,                          \
632                 .startup_delay = _sdelay,                               \
633         };                                                              \
634         static struct platform_device fixed_reg_##_name##_dev = {       \
635                 .name   = "reg-fixed-voltage",                          \
636                 .id     = _id,                                          \
637                 .dev    = {                                             \
638                         .platform_data = &fixed_reg_##_name##_pdata,    \
639                 },                                                      \
640         }
641
642 FIXED_REG(0, pmu_5v15_en,     NULL,
643                 ENT_TPS80031_GPIO_REGEN1, true, 5000, 0 , 0);
644 FIXED_REG(2, pmu_hdmi_5v0_en, "fixed_reg_pmu_5v15_en",
645                 ENT_TPS80031_GPIO_SYSEN, true, 5000, 0, 0);
646 FIXED_REG(3, vdd_fuse_en,     "fixed_reg_pmu_3v3_en",
647                 TEGRA_GPIO_PM0, true, 3300, 0, 0);
648 FIXED_REG(5, cam_ldo_2v8_en,  NULL,
649                 TEGRA_GPIO_PM7, true, 2800, 0, 0);
650 FIXED_REG(6, cam_ldo_1v8_en,  NULL,
651                 TEGRA_GPIO_PF1, true, 1800, 0, 0);
652
653 /* Enterprise A02- specific */
654 FIXED_REG(1, pmu_3v3_en,      "fixed_reg_pmu_5v15_en",
655                 ENT_TPS80031_GPIO_REGEN2, true, 3300, 0, 500);
656
657 /* Enterprise A03+ specific */
658 FIXED_REG(7, vdd_sdmmc3_2v85_en,  NULL,
659                 TEGRA_GPIO_PF2, true, 2850, 0, 0);
660 FIXED_REG(8, lcd_1v8_en,  NULL,
661                 TEGRA_GPIO_PB2, true, 1800, 0, 0);
662
663 #define ADD_FIXED_REG(_name)    (&fixed_reg_##_name##_dev)
664
665 #define FIXED_REGS_COMMON               \
666         ADD_FIXED_REG(pmu_5v15_en),     \
667         ADD_FIXED_REG(pmu_hdmi_5v0_en), \
668         ADD_FIXED_REG(vdd_fuse_en),     \
669         ADD_FIXED_REG(cam_ldo_2v8_en),  \
670         ADD_FIXED_REG(cam_ldo_1v8_en)
671
672 static struct platform_device *fixed_regs_devices_a02[] = {
673         ADD_FIXED_REG(pmu_5v15_en),     \
674         ADD_FIXED_REG(pmu_3v3_en),      \
675         ADD_FIXED_REG(pmu_hdmi_5v0_en), \
676         ADD_FIXED_REG(vdd_fuse_en),     \
677         ADD_FIXED_REG(cam_ldo_2v8_en),  \
678         ADD_FIXED_REG(cam_ldo_1v8_en)
679 };
680
681 static struct platform_device *fixed_regs_devices_a03[] = {
682         FIXED_REGS_COMMON,
683         ADD_FIXED_REG(vdd_sdmmc3_2v85_en),
684         ADD_FIXED_REG(lcd_1v8_en),
685 };
686
687 #define ADD_GPIO_REG(_name) (&gpio_reg_##_name##_dev)
688 static struct platform_device *gpio_regs_devices[] = {
689         ADD_GPIO_REG(sdmmc3_vdd_sel),
690 };
691
692 static int __init enterprise_fixed_regulator_init(void)
693 {
694         struct board_info board_info;
695         struct platform_device **fixed_regs_devices;
696         int nfixreg_devs;
697
698         tegra_get_board_info(&board_info);
699
700         if (board_info.fab < BOARD_FAB_A03) {
701                 fixed_regs_devices = fixed_regs_devices_a02;
702                 nfixreg_devs = ARRAY_SIZE(fixed_regs_devices_a02);
703         } else {
704                 fixed_regs_devices = fixed_regs_devices_a03;
705                 nfixreg_devs = ARRAY_SIZE(fixed_regs_devices_a03);
706         }
707
708         return platform_add_devices(fixed_regs_devices, nfixreg_devs);
709 }
710
711 static int __init enterprise_gpio_regulator_init(void)
712 {
713         return platform_add_devices(gpio_regs_devices,
714                                     ARRAY_SIZE(gpio_regs_devices));
715 }
716
717 static int __init enterprise_regulators_fixed_gpio_init(void)
718 {
719         int ret;
720
721         if (!machine_is_tegra_enterprise())
722                 return 0;
723
724         ret = enterprise_fixed_regulator_init();
725         if (ret)
726                 return ret;
727
728         ret = enterprise_gpio_regulator_init();
729         return ret;
730 }
731 subsys_initcall_sync(enterprise_regulators_fixed_gpio_init);
732
733 int __init enterprise_regulator_init(void)
734 {
735         void __iomem *pmc = IO_ADDRESS(TEGRA_PMC_BASE);
736         u32 pmc_ctrl;
737         u32 pmc_dpd_pads;
738         struct board_info board_info;
739
740         tegra_get_board_info(&board_info);
741
742         /* configure the power management controller to trigger PMU
743          * interrupts when low */
744
745         pmc_ctrl = readl(pmc + PMC_CTRL);
746         writel(pmc_ctrl | PMC_CTRL_INTR_LOW, pmc + PMC_CTRL);
747
748         pmc_dpd_pads = readl(pmc + PMC_DPD_PADS_ORIDE);
749         writel(pmc_dpd_pads & ~PMC_DPD_PADS_ORIDE_BLINK , pmc + PMC_DPD_PADS_ORIDE);
750
751         /* Setting CPU voltage tolerance in lower side for 3000uV */
752         pdata_smps1_common.tolerance_uv = 3000;
753
754         /* Disable battery charging if power adapter is connected. */
755         if (get_power_supply_type() == POWER_SUPPLY_TYPE_MAINS) {
756                 bcharger_pdata.num_consumer_supplies = 0;
757                 bcharger_pdata.consumer_supplies = NULL;
758                 battery_gauge_data.battery_present = 0;
759         }
760
761         tps_platform.num_subdevs = ARRAY_SIZE(tps80031_devs);
762         tps_platform.subdevs = tps80031_devs;
763
764         if (board_info.fab < BOARD_FAB_A03) {
765                 tps_platform.num_regulator_pdata = ARRAY_SIZE(tps80031_reg_pdata_a02);
766                 tps_platform.regulator_pdata = tps80031_reg_pdata_a02;
767         } else {
768                 tps_platform.num_regulator_pdata = ARRAY_SIZE(tps80031_reg_pdata_a03);
769                 tps_platform.regulator_pdata = tps80031_reg_pdata_a03;
770                 tps_platform.pupd_init_data = pupd_idata;
771                 tps_platform.pupd_init_data_size = ARRAY_SIZE(pupd_idata);
772                 tps_platform.gpio_init_data = gpio_idata_a03;
773                 tps_platform.gpio_init_data_size = ARRAY_SIZE(gpio_idata_a03);
774         }
775
776         i2c_register_board_info(4, enterprise_regulators, 1);
777         return 0;
778 }
779
780 static void enterprise_board_suspend(int lp_state, enum suspend_stage stg)
781 {
782         if ((lp_state == TEGRA_SUSPEND_LP1) && (stg == TEGRA_SUSPEND_BEFORE_CPU))
783                 tegra_console_uart_suspend();
784 }
785
786 static void enterprise_board_resume(int lp_state, enum resume_stage stg)
787 {
788         if ((lp_state == TEGRA_SUSPEND_LP1) && (stg == TEGRA_RESUME_AFTER_CPU))
789                 tegra_console_uart_resume();
790 }
791
792 static struct tegra_suspend_platform_data enterprise_suspend_data = {
793         .cpu_timer      = 2000,
794         .cpu_off_timer  = 200,
795         .suspend_mode   = TEGRA_SUSPEND_LP0,
796         .core_timer     = 0x7e7e,
797         .core_off_timer = 0,
798         .corereq_high   = true,
799         .sysclkreq_high = true,
800         .board_suspend = enterprise_board_suspend,
801         .board_resume = enterprise_board_resume,
802 };
803
804 static void enterprise_init_deep_sleep_mode(void)
805 {
806         struct board_info bi;
807         tegra_get_board_info(&bi);
808
809         if (bi.board_id == BOARD_E1205 && bi.fab == BOARD_FAB_A01)
810                 enterprise_suspend_data.suspend_mode = TEGRA_SUSPEND_LP1;
811
812         if ((bi.board_id == BOARD_E1205 && (bi.sku & BOARD_SKU_VF_BIT) == 0) ||
813             (bi.board_id == BOARD_E1197 && (bi.sku & BOARD_SKU_VF_BIT)))
814                 enterprise_suspend_data.cpu_timer = 8000;
815 }
816
817 int __init enterprise_suspend_init(void)
818 {
819         enterprise_init_deep_sleep_mode();
820         tegra_init_suspend(&enterprise_suspend_data);
821         return 0;
822 }
823
824 #ifdef CONFIG_TEGRA_EDP_LIMITS
825
826 int __init enterprise_edp_init(void)
827 {
828         unsigned int regulator_mA;
829
830         regulator_mA = get_maximum_cpu_current_supported();
831         if (!regulator_mA) {
832                 regulator_mA = 2500; /* regular AP30 */
833         }
834         pr_info("%s: CPU regulator %d mA\n", __func__, regulator_mA);
835
836         tegra_init_cpu_edp_limits(regulator_mA);
837         tegra_init_system_edp_limits(TEGRA_BPC_CPU_PWR_LIMIT);
838         return 0;
839 }
840 #endif
841
842 static struct tegra_bpc_mgmt_platform_data bpc_mgmt_platform_data = {
843         .gpio_trigger = TEGRA_BPC_TRIGGER,
844         .bpc_mgmt_timeout = TEGRA_BPC_TIMEOUT,
845 };
846
847 static struct platform_device enterprise_bpc_mgmt_device = {
848         .name           = "tegra-bpc-mgmt",
849         .id             = -1,
850         .dev            = {
851                 .platform_data = &bpc_mgmt_platform_data,
852         },
853 };
854
855 void __init enterprise_bpc_mgmt_init(void)
856 {
857 #ifdef CONFIG_SMP
858         int int_gpio = TEGRA_GPIO_TO_IRQ(TEGRA_BPC_TRIGGER);
859
860         cpumask_setall(&(bpc_mgmt_platform_data.affinity_mask));
861         irq_set_affinity_hint(int_gpio,
862                                 &(bpc_mgmt_platform_data.affinity_mask));
863         irq_set_affinity(int_gpio, &(bpc_mgmt_platform_data.affinity_mask));
864 #endif
865         platform_device_register(&enterprise_bpc_mgmt_device);
866
867         return;
868 }