4bf7f03e8d6d41488fdad0806587e20c4ad265a3
[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_BATTERY()                                   \
337         {                                               \
338                 .name   = "tps80031-charger",           \
339                 .platform_data = &bcharger_pdata,       \
340         }
341 #define TPS_BATTERY_GAUGE()                             \
342         {                                               \
343                 .name   = "tps80031-battery-gauge",     \
344                 .platform_data = &battery_gauge_data,   \
345         }
346 #define TPS_GPADC()                                     \
347         {                                               \
348                 .name   = "tps80031-gpadc",             \
349         }
350
351 #define TPS80031_DEVS_COMMON            \
352         TPS_BATTERY(),                  \
353         TPS_BATTERY_GAUGE(),            \
354         TPS_GPADC()
355
356
357 static struct tps80031_subdev_info tps80031_devs[] = {
358         TPS_BATTERY(),
359         TPS_BATTERY_GAUGE(),
360         TPS_GPADC()
361 };
362
363 #define TPS_REG_PDATA(_id, _sname) &pdata_##_id##_##_sname
364 static struct tps80031_regulator_platform_data *tps80031_reg_pdata_a02[] = {
365         TPS_REG_PDATA(vio, a02),
366         TPS_REG_PDATA(smps1, common),
367         TPS_REG_PDATA(smps2, common),
368         TPS_REG_PDATA(smps3, common),
369         TPS_REG_PDATA(ldo2, common),
370         TPS_REG_PDATA(ldo3, common),
371         TPS_REG_PDATA(ldo5, common),
372         TPS_REG_PDATA(vbus, common),
373         TPS_REG_PDATA(smps4, a02),
374         TPS_REG_PDATA(ldo1, a02),
375         TPS_REG_PDATA(ldo4, a02),
376         TPS_REG_PDATA(ldo6, a02),
377         TPS_REG_PDATA(ldo7, a02),
378         TPS_REG_PDATA(ldoln, a02),
379         TPS_REG_PDATA(ldousb, a02),
380         TPS_REG_PDATA(vana, a02),
381 };
382
383 static struct tps80031_regulator_platform_data *tps80031_reg_pdata_a03[] = {
384         TPS_REG_PDATA(vio, a03),
385         TPS_REG_PDATA(smps1, common),
386         TPS_REG_PDATA(smps2, common),
387         TPS_REG_PDATA(smps3, common),
388         TPS_REG_PDATA(ldo2, common),
389         TPS_REG_PDATA(ldo3, common),
390         TPS_REG_PDATA(ldo5, common),
391         TPS_REG_PDATA(vbus, common),
392         TPS_REG_PDATA(smps4, a03),
393         TPS_REG_PDATA(ldo1, a03),
394         TPS_REG_PDATA(ldo4, a03),
395         TPS_REG_PDATA(ldo6, a03),
396         TPS_REG_PDATA(ldo7, a03),
397         TPS_REG_PDATA(ldoln, a03),
398         TPS_REG_PDATA(ldousb, a03),
399         TPS_REG_PDATA(vana, a03),
400 };
401
402 static struct tps80031_clk32k_init_data clk32k_idata[] = {
403         {
404                 .clk32k_nr = TPS80031_CLOCK32K_G,
405                 .enable = true,
406                 .ext_ctrl_flag = 0,
407         },
408         {
409                 .clk32k_nr = TPS80031_CLOCK32K_AUDIO,
410                 .enable = true,
411                 .ext_ctrl_flag = 0,
412         },
413
414
415 };
416
417 static struct tps80031_gpio_init_data gpio_idata_a03[] = {
418         {
419                 .gpio_nr = TPS80031_GPIO_REGEN1,
420                 .ext_ctrl_flag = PWR_REQ_INPUT_PREQ1,
421         },
422         {
423                 .gpio_nr = TPS80031_GPIO_REGEN2,
424                 .ext_ctrl_flag = PWR_REQ_INPUT_PREQ1,
425         },
426         {
427                 .gpio_nr = TPS80031_GPIO_SYSEN,
428                 .ext_ctrl_flag = PWR_REQ_INPUT_PREQ1,
429         },
430 };
431
432 static struct tps80031_pupd_init_data pupd_idata[] = {
433         {
434                 .input_pin = TPS80031_PREQ1,
435                 .setting = TPS80031_PUPD_PULLUP,
436         },
437 };
438
439 static struct tps80031_platform_data tps_platform = {
440         .irq_base       = ENT_TPS80031_IRQ_BASE,
441         .gpio_base      = ENT_TPS80031_GPIO_BASE,
442         .clk32k_init_data       = clk32k_idata,
443         .clk32k_init_data_size  = ARRAY_SIZE(clk32k_idata),
444         .use_power_off  = true,
445         .rtc_pdata = &rtc_data,
446 };
447
448 static struct i2c_board_info __initdata enterprise_regulators[] = {
449         {
450                 I2C_BOARD_INFO("tps80031", 0x4A),
451                 .irq            = INT_EXTERNAL_PMU,
452                 .platform_data  = &tps_platform,
453         },
454 };
455
456 /************************ GPIO based fixed regulator ****************/
457 /* REGEN1 from PMU*/
458 static struct regulator_consumer_supply fixed_reg_pmu_5v15_en_supply[] = {
459         REGULATOR_SUPPLY("vdd_5v15", NULL),
460 };
461
462 /* REGEN2 from PMU*/
463 static struct regulator_consumer_supply fixed_reg_pmu_3v3_en_supply[] = {
464         REGULATOR_SUPPLY("avdd_usb_hdmi_3v3", NULL),
465         REGULATOR_SUPPLY("avdd_usb", NULL),
466         REGULATOR_SUPPLY("avdd_hdmi", NULL),
467         REGULATOR_SUPPLY("vdd", "4-004c"),
468 };
469
470 /* SYSEN from PMU*/
471 static struct regulator_consumer_supply fixed_reg_pmu_hdmi_5v0_en_supply[] = {
472         REGULATOR_SUPPLY("hdmi_5v0", NULL),
473 };
474
475 /* LCD-D16 (GPIO M0) from T30*/
476 static struct regulator_consumer_supply fixed_reg_vdd_fuse_en_supply[] = {
477         REGULATOR_SUPPLY("vdd_fuse", NULL),
478 };
479
480 /* LCD-D17 (GPIO M1) from T30*/
481 static struct regulator_consumer_supply gpio_reg_sdmmc3_vdd_sel_supply[] = {
482         REGULATOR_SUPPLY("vddio_sdmmc3_2v85_1v8", NULL),
483         REGULATOR_SUPPLY("sdmmc3_compu_pu", NULL),
484         REGULATOR_SUPPLY("vddio_sdmmc", "sdhci-tegra.2"),
485         REGULATOR_SUPPLY("vsys_3v7", NULL),
486 };
487
488 /* LCD-D23 (GPIO M7) from T30*/
489 /* 2-0036 is dev_name of ar0832 in Enterprise A01*/
490 /* 2-0032 is alternative dev_name of ar0832 Enterprise A01*/
491 /* 2-0010 is dev_name of ov9726 */
492 /* 2-0070 is dev_name of PCA9546 in Enterprise A02*/
493 /* 6-0036 is dev_name of ar0832 in Enterprise A02 */
494 /* 7-0036 is dev_name of ar0832 in Enterprise A02 */
495 static struct regulator_consumer_supply fixed_reg_cam_ldo_2v8_en_supply[] = {
496         REGULATOR_SUPPLY("vaa", "2-0036"),
497         REGULATOR_SUPPLY("vaa", "2-0032"),
498         REGULATOR_SUPPLY("avdd", "2-0010"),
499         REGULATOR_SUPPLY("vdd_2v8_cam", NULL),
500         REGULATOR_SUPPLY("vcc", "2-0070"),
501         REGULATOR_SUPPLY("vaa", "6-0036"),
502         REGULATOR_SUPPLY("vaa", "7-0036"),
503 };
504
505 /* LCD-D9 (GPIO F1) from T30*/
506 /* 2-0036 is dev_name of ar0832 in Enterprise A01*/
507 /* 2-0032 is alternative dev_name of ar0832 Enterprise A01*/
508 /* 2-0010 is dev_name of ov9726 */
509 /* 2-0033 is dev_name of tps61050 */
510 /* 2-0070 is dev_name of PCA9546 in Enterprise A02*/
511 /* 6-0036 is dev_name of ar0832 in Enterprise A02 */
512 /* 7-0036 is dev_name of ar0832 in Enterprise A02 */
513 static struct regulator_consumer_supply fixed_reg_cam_ldo_1v8_en_supply[] = {
514         REGULATOR_SUPPLY("vdd", "2-0036"),
515         REGULATOR_SUPPLY("vdd", "2-0032"),
516         REGULATOR_SUPPLY("dovdd", "2-0010"),
517         REGULATOR_SUPPLY("vdd_1v8_cam", NULL),
518         REGULATOR_SUPPLY("vdd_i2c", "2-0033"),
519         REGULATOR_SUPPLY("vcc_i2c", "2-0070"),
520         REGULATOR_SUPPLY("vdd", "6-0036"),
521         REGULATOR_SUPPLY("vdd", "7-0036"),
522 };
523
524 /* LCD-D10 (GPIO F2) from T30*/
525 static struct regulator_consumer_supply fixed_reg_vdd_sdmmc3_2v85_en_supply[] = {
526         REGULATOR_SUPPLY("en_vdd_sdmmc3", NULL),
527         REGULATOR_SUPPLY("vddio_sd_slot", "sdhci-tegra.2"),
528 };
529
530 /* LCD_PWR0 (GPIO B2) from T30*/
531 static struct regulator_consumer_supply fixed_reg_lcd_1v8_en_supply[] = {
532         REGULATOR_SUPPLY("lcd_vddio_en", NULL),
533 };
534
535 static struct gpio_regulator_state gpio_reg_sdmmc3_vdd_sel_states[] = {
536         {
537                 .gpios = 0,
538                 .value = 2850000,
539         },
540         {
541                 .gpios = 1,
542                 .value = 1800000,
543         },
544 };
545
546 static struct gpio gpio_reg_sdmmc3_vdd_sel_gpios[] = {
547         {
548                 .gpio = TEGRA_GPIO_PM1,
549                 .flags = 0,
550                 .label = "sdmmc3_vdd_sel",
551         },
552 };
553
554 /* Macro for defining gpio regulator device data */
555 #define GPIO_REG(_id, _name, _input_supply, _active_high,               \
556         _boot_state, _delay_us, _minmv, _maxmv)                         \
557         static struct regulator_init_data ri_data_##_name =             \
558         {                                                               \
559                 .supply_regulator = _input_supply,                      \
560                 .num_consumer_supplies =                                \
561                         ARRAY_SIZE(gpio_reg_##_name##_supply),          \
562                 .consumer_supplies = gpio_reg_##_name##_supply,         \
563                 .constraints = {                                        \
564                         .name = "gpio_reg_"#_name,                      \
565                         .min_uV = (_minmv)*1000,                        \
566                         .max_uV = (_maxmv)*1000,                        \
567                         .valid_modes_mask = (REGULATOR_MODE_NORMAL |    \
568                                         REGULATOR_MODE_STANDBY),        \
569                         .valid_ops_mask = (REGULATOR_CHANGE_MODE |      \
570                                         REGULATOR_CHANGE_STATUS |       \
571                                         REGULATOR_CHANGE_VOLTAGE),      \
572                 },                                                      \
573         };                                                              \
574         static struct gpio_regulator_config gpio_reg_##_name##_pdata =  \
575         {                                                               \
576                 .supply_name = _input_supply,                           \
577                 .enable_gpio = -EINVAL,                                 \
578                 .enable_high = _active_high,                            \
579                 .enabled_at_boot = _boot_state,                         \
580                 .startup_delay = _delay_us,                             \
581                 .gpios = gpio_reg_##_name##_gpios,                      \
582                 .nr_gpios = ARRAY_SIZE(gpio_reg_##_name##_gpios),       \
583                 .states = gpio_reg_##_name##_states,                    \
584                 .nr_states = ARRAY_SIZE(gpio_reg_##_name##_states),     \
585                 .type = REGULATOR_VOLTAGE,                              \
586                 .init_data = &ri_data_##_name,                          \
587         };                                                              \
588         static struct platform_device gpio_reg_##_name##_dev = {        \
589                 .name   = "gpio-regulator",                             \
590                 .id = _id,                                              \
591                 .dev    = {                                             \
592                         .platform_data = &gpio_reg_##_name##_pdata,     \
593                 },                                                      \
594         }
595
596 GPIO_REG(4, sdmmc3_vdd_sel,  tps80031_rails(smps4),
597                 true, false, 0, 1000, 3300);
598
599 /* Macro for defining fixed regulator sub device data */
600 #define FIXED_REG(_id, _name, _input_supply, _gpio_nr, _active_high,    \
601                         _millivolts, _boot_state, _sdelay)              \
602         static struct regulator_init_data ri_data_##_name =             \
603         {                                                               \
604                 .supply_regulator = _input_supply,                      \
605                 .num_consumer_supplies =                                \
606                         ARRAY_SIZE(fixed_reg_##_name##_supply),         \
607                 .consumer_supplies = fixed_reg_##_name##_supply,        \
608                 .constraints = {                                        \
609                         .valid_modes_mask = (REGULATOR_MODE_NORMAL |    \
610                                         REGULATOR_MODE_STANDBY),        \
611                         .valid_ops_mask = (REGULATOR_CHANGE_MODE |      \
612                                         REGULATOR_CHANGE_STATUS |       \
613                                         REGULATOR_CHANGE_VOLTAGE),      \
614                 },                                                      \
615         };                                                              \
616         static struct fixed_voltage_config fixed_reg_##_name##_pdata =  \
617         {                                                               \
618                 .supply_name = "fixed_reg_"#_name,                      \
619                 .microvolts = _millivolts * 1000,                       \
620                 .gpio = _gpio_nr,                                       \
621                 .enable_high = _active_high,                            \
622                 .enabled_at_boot = _boot_state,                         \
623                 .init_data = &ri_data_##_name,                          \
624                 .startup_delay = _sdelay,                               \
625         };                                                              \
626         static struct platform_device fixed_reg_##_name##_dev = {       \
627                 .name   = "reg-fixed-voltage",                          \
628                 .id     = _id,                                          \
629                 .dev    = {                                             \
630                         .platform_data = &fixed_reg_##_name##_pdata,    \
631                 },                                                      \
632         }
633
634 FIXED_REG(0, pmu_5v15_en,     NULL,
635                 ENT_TPS80031_GPIO_REGEN1, true, 5000, 0 , 0);
636 FIXED_REG(2, pmu_hdmi_5v0_en, "fixed_reg_pmu_5v15_en",
637                 ENT_TPS80031_GPIO_SYSEN, true, 5000, 0, 0);
638 FIXED_REG(3, vdd_fuse_en,     "fixed_reg_pmu_3v3_en",
639                 TEGRA_GPIO_PM0, true, 3300, 0, 0);
640 FIXED_REG(5, cam_ldo_2v8_en,  NULL,
641                 TEGRA_GPIO_PM7, true, 2800, 0, 0);
642 FIXED_REG(6, cam_ldo_1v8_en,  NULL,
643                 TEGRA_GPIO_PF1, true, 1800, 0, 0);
644
645 /* Enterprise A02- specific */
646 FIXED_REG(1, pmu_3v3_en,      "fixed_reg_pmu_5v15_en",
647                 ENT_TPS80031_GPIO_REGEN2, true, 3300, 0, 500);
648
649 /* Enterprise A03+ specific */
650 FIXED_REG(7, vdd_sdmmc3_2v85_en,  NULL,
651                 TEGRA_GPIO_PF2, true, 2850, 0, 0);
652 FIXED_REG(8, lcd_1v8_en,  NULL,
653                 TEGRA_GPIO_PB2, true, 1800, 0, 0);
654
655 #define ADD_FIXED_REG(_name)    (&fixed_reg_##_name##_dev)
656 static struct platform_device *fixed_regs_devices_a02[] = {
657         ADD_FIXED_REG(pmu_5v15_en),
658         ADD_FIXED_REG(pmu_3v3_en),
659         ADD_FIXED_REG(pmu_hdmi_5v0_en),
660         ADD_FIXED_REG(vdd_fuse_en),
661         ADD_FIXED_REG(cam_ldo_2v8_en),
662         ADD_FIXED_REG(cam_ldo_1v8_en)
663 };
664
665 static struct platform_device *fixed_regs_devices_a03[] = {
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         ADD_FIXED_REG(vdd_sdmmc3_2v85_en),
672         ADD_FIXED_REG(lcd_1v8_en),
673 };
674
675 #define ADD_GPIO_REG(_name) (&gpio_reg_##_name##_dev)
676 static struct platform_device *gpio_regs_devices[] = {
677         ADD_GPIO_REG(sdmmc3_vdd_sel),
678 };
679
680 static int __init enterprise_fixed_regulator_init(void)
681 {
682         struct board_info board_info;
683         struct platform_device **fixed_regs_devices;
684         int nfixreg_devs;
685
686         tegra_get_board_info(&board_info);
687
688         if (board_info.fab < BOARD_FAB_A03) {
689                 fixed_regs_devices = fixed_regs_devices_a02;
690                 nfixreg_devs = ARRAY_SIZE(fixed_regs_devices_a02);
691         } else {
692                 fixed_regs_devices = fixed_regs_devices_a03;
693                 nfixreg_devs = ARRAY_SIZE(fixed_regs_devices_a03);
694         }
695
696         return platform_add_devices(fixed_regs_devices, nfixreg_devs);
697 }
698
699 static int __init enterprise_gpio_regulator_init(void)
700 {
701         return platform_add_devices(gpio_regs_devices,
702                                     ARRAY_SIZE(gpio_regs_devices));
703 }
704
705 static int __init enterprise_regulators_fixed_gpio_init(void)
706 {
707         int ret;
708
709         if (!machine_is_tegra_enterprise())
710                 return 0;
711
712         ret = enterprise_fixed_regulator_init();
713         if (ret)
714                 return ret;
715
716         ret = enterprise_gpio_regulator_init();
717         return ret;
718 }
719 subsys_initcall_sync(enterprise_regulators_fixed_gpio_init);
720
721 int __init enterprise_regulator_init(void)
722 {
723         void __iomem *pmc = IO_ADDRESS(TEGRA_PMC_BASE);
724         u32 pmc_ctrl;
725         u32 pmc_dpd_pads;
726         struct board_info board_info;
727
728         tegra_get_board_info(&board_info);
729
730         /* configure the power management controller to trigger PMU
731          * interrupts when low */
732
733         pmc_ctrl = readl(pmc + PMC_CTRL);
734         writel(pmc_ctrl | PMC_CTRL_INTR_LOW, pmc + PMC_CTRL);
735
736         pmc_dpd_pads = readl(pmc + PMC_DPD_PADS_ORIDE);
737         writel(pmc_dpd_pads & ~PMC_DPD_PADS_ORIDE_BLINK , pmc + PMC_DPD_PADS_ORIDE);
738
739         /* Setting CPU voltage tolerance in lower side for 3000uV */
740         pdata_smps1_common.tolerance_uv = 3000;
741
742         /* Disable battery charging if power adapter is connected. */
743         if (get_power_supply_type() == POWER_SUPPLY_TYPE_MAINS) {
744                 bcharger_pdata.num_consumer_supplies = 0;
745                 bcharger_pdata.consumer_supplies = NULL;
746                 battery_gauge_data.battery_present = 0;
747         }
748
749         tps_platform.num_subdevs = ARRAY_SIZE(tps80031_devs);
750         tps_platform.subdevs = tps80031_devs;
751
752         if (board_info.fab < BOARD_FAB_A03) {
753                 tps_platform.num_regulator_pdata = ARRAY_SIZE(tps80031_reg_pdata_a02);
754                 tps_platform.regulator_pdata = tps80031_reg_pdata_a02;
755         } else {
756                 tps_platform.num_regulator_pdata = ARRAY_SIZE(tps80031_reg_pdata_a03);
757                 tps_platform.regulator_pdata = tps80031_reg_pdata_a03;
758                 tps_platform.pupd_init_data = pupd_idata;
759                 tps_platform.pupd_init_data_size = ARRAY_SIZE(pupd_idata);
760                 tps_platform.gpio_init_data = gpio_idata_a03;
761                 tps_platform.gpio_init_data_size = ARRAY_SIZE(gpio_idata_a03);
762         }
763
764         i2c_register_board_info(4, enterprise_regulators, 1);
765         return 0;
766 }
767
768 static void enterprise_board_suspend(int lp_state, enum suspend_stage stg)
769 {
770         if ((lp_state == TEGRA_SUSPEND_LP1) && (stg == TEGRA_SUSPEND_BEFORE_CPU))
771                 tegra_console_uart_suspend();
772 }
773
774 static void enterprise_board_resume(int lp_state, enum resume_stage stg)
775 {
776         if ((lp_state == TEGRA_SUSPEND_LP1) && (stg == TEGRA_RESUME_AFTER_CPU))
777                 tegra_console_uart_resume();
778 }
779
780 static struct tegra_suspend_platform_data enterprise_suspend_data = {
781         .cpu_timer      = 2000,
782         .cpu_off_timer  = 200,
783         .suspend_mode   = TEGRA_SUSPEND_LP0,
784         .core_timer     = 0x7e7e,
785         .core_off_timer = 0,
786         .corereq_high   = true,
787         .sysclkreq_high = true,
788         .board_suspend = enterprise_board_suspend,
789         .board_resume = enterprise_board_resume,
790 };
791
792 static void enterprise_init_deep_sleep_mode(void)
793 {
794         struct board_info bi;
795         tegra_get_board_info(&bi);
796
797         if (bi.board_id == BOARD_E1205 && bi.fab == BOARD_FAB_A01)
798                 enterprise_suspend_data.suspend_mode = TEGRA_SUSPEND_LP1;
799
800         if ((bi.board_id == BOARD_E1205 && (bi.sku & BOARD_SKU_VF_BIT) == 0) ||
801             (bi.board_id == BOARD_E1197 && (bi.sku & BOARD_SKU_VF_BIT)))
802                 enterprise_suspend_data.cpu_timer = 8000;
803 }
804
805 int __init enterprise_suspend_init(void)
806 {
807         enterprise_init_deep_sleep_mode();
808         tegra_init_suspend(&enterprise_suspend_data);
809         return 0;
810 }
811
812 #ifdef CONFIG_TEGRA_EDP_LIMITS
813
814 int __init enterprise_edp_init(void)
815 {
816         unsigned int regulator_mA;
817
818         regulator_mA = get_maximum_cpu_current_supported();
819         if (!regulator_mA) {
820                 regulator_mA = 2500; /* regular AP30 */
821         }
822         pr_info("%s: CPU regulator %d mA\n", __func__, regulator_mA);
823
824         tegra_init_cpu_edp_limits(regulator_mA);
825         tegra_init_system_edp_limits(TEGRA_BPC_CPU_PWR_LIMIT);
826         return 0;
827 }
828 #endif
829
830 static struct tegra_bpc_mgmt_platform_data bpc_mgmt_platform_data = {
831         .gpio_trigger = TEGRA_BPC_TRIGGER,
832         .bpc_mgmt_timeout = TEGRA_BPC_TIMEOUT,
833 };
834
835 static struct platform_device enterprise_bpc_mgmt_device = {
836         .name           = "tegra-bpc-mgmt",
837         .id             = -1,
838         .dev            = {
839                 .platform_data = &bpc_mgmt_platform_data,
840         },
841 };
842
843 void __init enterprise_bpc_mgmt_init(void)
844 {
845 #ifdef CONFIG_SMP
846         int int_gpio = TEGRA_GPIO_TO_IRQ(TEGRA_BPC_TRIGGER);
847
848         cpumask_setall(&(bpc_mgmt_platform_data.affinity_mask));
849         irq_set_affinity_hint(int_gpio,
850                                 &(bpc_mgmt_platform_data.affinity_mask));
851         irq_set_affinity(int_gpio, &(bpc_mgmt_platform_data.affinity_mask));
852 #endif
853         platform_device_register(&enterprise_bpc_mgmt_device);
854
855         return;
856 }