2 * Copyright (c) 2018 Emmanuel Vadot <manu@freebsd.org>
3 * Copyright (c) 2016 Jared McNeill <jmcneill@invisible.ca>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * X-Powers AXP803/813/818 PMU for Allwinner SoCs
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/eventhandler.h>
42 #include <sys/kernel.h>
43 #include <sys/reboot.h>
45 #include <sys/module.h>
46 #include <machine/bus.h>
48 #include <dev/iicbus/iicbus.h>
49 #include <dev/iicbus/iiconf.h>
51 #include <dev/gpio/gpiobusvar.h>
53 #include <dev/ofw/ofw_bus.h>
54 #include <dev/ofw/ofw_bus_subr.h>
56 #include <dev/extres/regulator/regulator.h>
59 #include "iicbus_if.h"
60 #include "regdev_if.h"
62 MALLOC_DEFINE(M_AXP8XX_REG, "AXP8xx regulator", "AXP8xx power regulator");
64 #define AXP_POWERSRC 0x00
65 #define AXP_POWERSRC_ACIN (1 << 7)
66 #define AXP_POWERSRC_VBUS (1 << 5)
67 #define AXP_POWERSRC_VBAT (1 << 3)
68 #define AXP_POWERSRC_CHARING (1 << 2) /* Charging Direction */
69 #define AXP_POWERSRC_SHORTED (1 << 1)
70 #define AXP_POWERSRC_STARTUP (1 << 0)
71 #define AXP_POWERMODE 0x01
72 #define AXP_POWERMODE_BAT_CHARGING (1 << 6)
73 #define AXP_POWERMODE_BAT_PRESENT (1 << 5)
74 #define AXP_POWERMODE_BAT_VALID (1 << 4)
75 #define AXP_ICTYPE 0x03
76 #define AXP_POWERCTL1 0x10
77 #define AXP_POWERCTL1_DCDC7 (1 << 6) /* AXP813/818 only */
78 #define AXP_POWERCTL1_DCDC6 (1 << 5)
79 #define AXP_POWERCTL1_DCDC5 (1 << 4)
80 #define AXP_POWERCTL1_DCDC4 (1 << 3)
81 #define AXP_POWERCTL1_DCDC3 (1 << 2)
82 #define AXP_POWERCTL1_DCDC2 (1 << 1)
83 #define AXP_POWERCTL1_DCDC1 (1 << 0)
84 #define AXP_POWERCTL2 0x12
85 #define AXP_POWERCTL2_DC1SW (1 << 7) /* AXP803 only */
86 #define AXP_POWERCTL2_DLDO4 (1 << 6)
87 #define AXP_POWERCTL2_DLDO3 (1 << 5)
88 #define AXP_POWERCTL2_DLDO2 (1 << 4)
89 #define AXP_POWERCTL2_DLDO1 (1 << 3)
90 #define AXP_POWERCTL2_ELDO3 (1 << 2)
91 #define AXP_POWERCTL2_ELDO2 (1 << 1)
92 #define AXP_POWERCTL2_ELDO1 (1 << 0)
93 #define AXP_POWERCTL3 0x13
94 #define AXP_POWERCTL3_ALDO3 (1 << 7)
95 #define AXP_POWERCTL3_ALDO2 (1 << 6)
96 #define AXP_POWERCTL3_ALDO1 (1 << 5)
97 #define AXP_POWERCTL3_FLDO3 (1 << 4) /* AXP813/818 only */
98 #define AXP_POWERCTL3_FLDO2 (1 << 3)
99 #define AXP_POWERCTL3_FLDO1 (1 << 2)
100 #define AXP_VOLTCTL_DLDO1 0x15
101 #define AXP_VOLTCTL_DLDO2 0x16
102 #define AXP_VOLTCTL_DLDO3 0x17
103 #define AXP_VOLTCTL_DLDO4 0x18
104 #define AXP_VOLTCTL_ELDO1 0x19
105 #define AXP_VOLTCTL_ELDO2 0x1A
106 #define AXP_VOLTCTL_ELDO3 0x1B
107 #define AXP_VOLTCTL_FLDO1 0x1C
108 #define AXP_VOLTCTL_FLDO2 0x1D
109 #define AXP_VOLTCTL_DCDC1 0x20
110 #define AXP_VOLTCTL_DCDC2 0x21
111 #define AXP_VOLTCTL_DCDC3 0x22
112 #define AXP_VOLTCTL_DCDC4 0x23
113 #define AXP_VOLTCTL_DCDC5 0x24
114 #define AXP_VOLTCTL_DCDC6 0x25
115 #define AXP_VOLTCTL_DCDC7 0x26
116 #define AXP_VOLTCTL_ALDO1 0x28
117 #define AXP_VOLTCTL_ALDO2 0x29
118 #define AXP_VOLTCTL_ALDO3 0x2A
119 #define AXP_VOLTCTL_STATUS (1 << 7)
120 #define AXP_VOLTCTL_MASK 0x7f
121 #define AXP_POWERBAT 0x32
122 #define AXP_POWERBAT_SHUTDOWN (1 << 7)
123 #define AXP_CHARGERCTL1 0x33
124 #define AXP_CHARGERCTL1_MIN 0
125 #define AXP_CHARGERCTL1_MAX 13
126 #define AXP_CHARGERCTL1_CMASK 0xf
127 #define AXP_IRQEN1 0x40
128 #define AXP_IRQEN1_ACIN_HI (1 << 6)
129 #define AXP_IRQEN1_ACIN_LO (1 << 5)
130 #define AXP_IRQEN1_VBUS_HI (1 << 3)
131 #define AXP_IRQEN1_VBUS_LO (1 << 2)
132 #define AXP_IRQEN2 0x41
133 #define AXP_IRQEN2_BAT_IN (1 << 7)
134 #define AXP_IRQEN2_BAT_NO (1 << 6)
135 #define AXP_IRQEN2_BATCHGC (1 << 3)
136 #define AXP_IRQEN2_BATCHGD (1 << 2)
137 #define AXP_IRQEN3 0x42
138 #define AXP_IRQEN4 0x43
139 #define AXP_IRQEN4_BATLVL_LO1 (1 << 1)
140 #define AXP_IRQEN4_BATLVL_LO0 (1 << 0)
141 #define AXP_IRQEN5 0x44
142 #define AXP_IRQEN5_POKSIRQ (1 << 4)
143 #define AXP_IRQEN5_POKLIRQ (1 << 3)
144 #define AXP_IRQEN6 0x45
145 #define AXP_IRQSTAT1 0x48
146 #define AXP_IRQSTAT1_ACIN_HI (1 << 6)
147 #define AXP_IRQSTAT1_ACIN_LO (1 << 5)
148 #define AXP_IRQSTAT1_VBUS_HI (1 << 3)
149 #define AXP_IRQSTAT1_VBUS_LO (1 << 2)
150 #define AXP_IRQSTAT2 0x49
151 #define AXP_IRQSTAT2_BAT_IN (1 << 7)
152 #define AXP_IRQSTAT2_BAT_NO (1 << 6)
153 #define AXP_IRQSTAT2_BATCHGC (1 << 3)
154 #define AXP_IRQSTAT2_BATCHGD (1 << 2)
155 #define AXP_IRQSTAT3 0x4a
156 #define AXP_IRQSTAT4 0x4b
157 #define AXP_IRQSTAT4_BATLVL_LO1 (1 << 1)
158 #define AXP_IRQSTAT4_BATLVL_LO0 (1 << 0)
159 #define AXP_IRQSTAT5 0x4c
160 #define AXP_IRQSTAT5_POKSIRQ (1 << 4)
161 #define AXP_IRQEN5_POKLIRQ (1 << 3)
162 #define AXP_IRQSTAT6 0x4d
163 #define AXP_BATSENSE_HI 0x78
164 #define AXP_BATSENSE_LO 0x79
165 #define AXP_BATCHG_HI 0x7a
166 #define AXP_BATCHG_LO 0x7b
167 #define AXP_BATDISCHG_HI 0x7c
168 #define AXP_BATDISCHG_LO 0x7d
169 #define AXP_GPIO0_CTRL 0x90
170 #define AXP_GPIO0LDO_CTRL 0x91
171 #define AXP_GPIO1_CTRL 0x92
172 #define AXP_GPIO1LDO_CTRL 0x93
173 #define AXP_GPIO_FUNC (0x7 << 0)
174 #define AXP_GPIO_FUNC_SHIFT 0
175 #define AXP_GPIO_FUNC_DRVLO 0
176 #define AXP_GPIO_FUNC_DRVHI 1
177 #define AXP_GPIO_FUNC_INPUT 2
178 #define AXP_GPIO_FUNC_LDO_ON 3
179 #define AXP_GPIO_FUNC_LDO_OFF 4
180 #define AXP_GPIO_SIGBIT 0x94
181 #define AXP_GPIO_PD 0x97
182 #define AXP_FUEL_GAUGECTL 0xb8
183 #define AXP_FUEL_GAUGECTL_EN (1 << 7)
185 #define AXP_BAT_CAP 0xb9
186 #define AXP_BAT_CAP_VALID (1 << 7)
187 #define AXP_BAT_CAP_PERCENT 0x7f
189 #define AXP_BAT_MAX_CAP_HI 0xe0
190 #define AXP_BAT_MAX_CAP_VALID (1 << 7)
191 #define AXP_BAT_MAX_CAP_LO 0xe1
193 #define AXP_BAT_COULOMB_HI 0xe2
194 #define AXP_BAT_COULOMB_VALID (1 << 7)
195 #define AXP_BAT_COULOMB_LO 0xe3
197 #define AXP_BAT_CAP_WARN 0xe6
198 #define AXP_BAT_CAP_WARN_LV1 0xf0 /* Bits 4, 5, 6, 7 */
199 #define AXP_BAP_CAP_WARN_LV1BASE 5 /* 5-20%, 1% per step */
200 #define AXP_BAT_CAP_WARN_LV2 0xf /* Bits 0, 1, 2, 3 */
202 /* Sensor conversion macros */
203 #define AXP_SENSOR_BAT_H(hi) ((hi) << 4)
204 #define AXP_SENSOR_BAT_L(lo) ((lo) & 0xf)
205 #define AXP_SENSOR_COULOMB(hi, lo) (((hi & ~(1 << 7)) << 8) | (lo))
207 static const struct {
211 { "GPIO0", AXP_GPIO0_CTRL },
212 { "GPIO1", AXP_GPIO1_CTRL },
220 static struct ofw_compat_data compat_data[] = {
221 { "x-powers,axp803", AXP803 },
222 { "x-powers,axp813", AXP813 },
223 { "x-powers,axp818", AXP813 },
227 static struct resource_spec axp8xx_spec[] = {
228 { SYS_RES_IRQ, 0, RF_ACTIVE },
232 struct axp8xx_regdef {
238 uint8_t enable_value;
239 uint8_t disable_value;
250 AXP8XX_REG_ID_DCDC1 = 100,
271 AXP8XX_REG_ID_GPIO0_LDO,
272 AXP8XX_REG_ID_GPIO1_LDO,
275 static struct axp8xx_regdef axp803_regdefs[] = {
277 .id = AXP803_REG_ID_DC1SW,
279 .enable_reg = AXP_POWERCTL2,
280 .enable_mask = (uint8_t) AXP_POWERCTL2_DC1SW,
281 .enable_value = AXP_POWERCTL2_DC1SW,
285 static struct axp8xx_regdef axp813_regdefs[] = {
287 .id = AXP813_REG_ID_DCDC7,
289 .enable_reg = AXP_POWERCTL1,
290 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC7,
291 .enable_value = AXP_POWERCTL1_DCDC7,
292 .voltage_reg = AXP_VOLTCTL_DCDC7,
296 .voltage_nstep1 = 50,
298 .voltage_nstep2 = 21,
302 static struct axp8xx_regdef axp8xx_common_regdefs[] = {
304 .id = AXP8XX_REG_ID_DCDC1,
306 .enable_reg = AXP_POWERCTL1,
307 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC1,
308 .enable_value = AXP_POWERCTL1_DCDC1,
309 .voltage_reg = AXP_VOLTCTL_DCDC1,
312 .voltage_step1 = 100,
313 .voltage_nstep1 = 18,
316 .id = AXP8XX_REG_ID_DCDC2,
318 .enable_reg = AXP_POWERCTL1,
319 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC2,
320 .enable_value = AXP_POWERCTL1_DCDC2,
321 .voltage_reg = AXP_VOLTCTL_DCDC2,
325 .voltage_nstep1 = 70,
330 .id = AXP8XX_REG_ID_DCDC3,
332 .enable_reg = AXP_POWERCTL1,
333 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC3,
334 .enable_value = AXP_POWERCTL1_DCDC3,
335 .voltage_reg = AXP_VOLTCTL_DCDC3,
339 .voltage_nstep1 = 70,
344 .id = AXP8XX_REG_ID_DCDC4,
346 .enable_reg = AXP_POWERCTL1,
347 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC4,
348 .enable_value = AXP_POWERCTL1_DCDC4,
349 .voltage_reg = AXP_VOLTCTL_DCDC4,
353 .voltage_nstep1 = 70,
358 .id = AXP8XX_REG_ID_DCDC5,
360 .enable_reg = AXP_POWERCTL1,
361 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC5,
362 .enable_value = AXP_POWERCTL1_DCDC5,
363 .voltage_reg = AXP_VOLTCTL_DCDC5,
367 .voltage_nstep1 = 42,
369 .voltage_nstep2 = 36,
372 .id = AXP8XX_REG_ID_DCDC6,
374 .enable_reg = AXP_POWERCTL1,
375 .enable_mask = (uint8_t) AXP_POWERCTL1_DCDC6,
376 .enable_value = AXP_POWERCTL1_DCDC6,
377 .voltage_reg = AXP_VOLTCTL_DCDC6,
381 .voltage_nstep1 = 50,
383 .voltage_nstep2 = 21,
386 .id = AXP8XX_REG_ID_DLDO1,
388 .enable_reg = AXP_POWERCTL2,
389 .enable_mask = (uint8_t) AXP_POWERCTL2_DLDO1,
390 .enable_value = AXP_POWERCTL2_DLDO1,
391 .voltage_reg = AXP_VOLTCTL_DLDO1,
394 .voltage_step1 = 100,
395 .voltage_nstep1 = 26,
398 .id = AXP8XX_REG_ID_DLDO2,
400 .enable_reg = AXP_POWERCTL2,
401 .enable_mask = (uint8_t) AXP_POWERCTL2_DLDO2,
402 .enable_value = AXP_POWERCTL2_DLDO2,
403 .voltage_reg = AXP_VOLTCTL_DLDO2,
406 .voltage_step1 = 100,
407 .voltage_nstep1 = 27,
408 .voltage_step2 = 200,
412 .id = AXP8XX_REG_ID_DLDO3,
414 .enable_reg = AXP_POWERCTL2,
415 .enable_mask = (uint8_t) AXP_POWERCTL2_DLDO3,
416 .enable_value = AXP_POWERCTL2_DLDO3,
417 .voltage_reg = AXP_VOLTCTL_DLDO3,
420 .voltage_step1 = 100,
421 .voltage_nstep1 = 26,
424 .id = AXP8XX_REG_ID_DLDO4,
426 .enable_reg = AXP_POWERCTL2,
427 .enable_mask = (uint8_t) AXP_POWERCTL2_DLDO4,
428 .enable_value = AXP_POWERCTL2_DLDO4,
429 .voltage_reg = AXP_VOLTCTL_DLDO4,
432 .voltage_step1 = 100,
433 .voltage_nstep1 = 26,
436 .id = AXP8XX_REG_ID_ALDO1,
438 .enable_reg = AXP_POWERCTL3,
439 .enable_mask = (uint8_t) AXP_POWERCTL3_ALDO1,
440 .enable_value = AXP_POWERCTL3_ALDO1,
443 .voltage_step1 = 100,
444 .voltage_nstep1 = 26,
447 .id = AXP8XX_REG_ID_ALDO2,
449 .enable_reg = AXP_POWERCTL3,
450 .enable_mask = (uint8_t) AXP_POWERCTL3_ALDO2,
451 .enable_value = AXP_POWERCTL3_ALDO2,
454 .voltage_step1 = 100,
455 .voltage_nstep1 = 26,
458 .id = AXP8XX_REG_ID_ALDO3,
460 .enable_reg = AXP_POWERCTL3,
461 .enable_mask = (uint8_t) AXP_POWERCTL3_ALDO3,
462 .enable_value = AXP_POWERCTL3_ALDO3,
465 .voltage_step1 = 100,
466 .voltage_nstep1 = 26,
469 .id = AXP8XX_REG_ID_ELDO1,
471 .enable_reg = AXP_POWERCTL2,
472 .enable_mask = (uint8_t) AXP_POWERCTL2_ELDO1,
473 .enable_value = AXP_POWERCTL2_ELDO1,
477 .voltage_nstep1 = 24,
480 .id = AXP8XX_REG_ID_ELDO2,
482 .enable_reg = AXP_POWERCTL2,
483 .enable_mask = (uint8_t) AXP_POWERCTL2_ELDO2,
484 .enable_value = AXP_POWERCTL2_ELDO2,
488 .voltage_nstep1 = 24,
491 .id = AXP8XX_REG_ID_ELDO3,
493 .enable_reg = AXP_POWERCTL2,
494 .enable_mask = (uint8_t) AXP_POWERCTL2_ELDO3,
495 .enable_value = AXP_POWERCTL2_ELDO3,
499 .voltage_nstep1 = 24,
502 .id = AXP8XX_REG_ID_FLDO1,
504 .enable_reg = AXP_POWERCTL3,
505 .enable_mask = (uint8_t) AXP_POWERCTL3_FLDO1,
506 .enable_value = AXP_POWERCTL3_FLDO1,
510 .voltage_nstep1 = 15,
513 .id = AXP8XX_REG_ID_FLDO2,
515 .enable_reg = AXP_POWERCTL3,
516 .enable_mask = (uint8_t) AXP_POWERCTL3_FLDO2,
517 .enable_value = AXP_POWERCTL3_FLDO2,
521 .voltage_nstep1 = 15,
524 .id = AXP8XX_REG_ID_GPIO0_LDO,
526 .enable_reg = AXP_GPIO0_CTRL,
527 .enable_mask = (uint8_t) AXP_GPIO_FUNC,
528 .enable_value = AXP_GPIO_FUNC_LDO_ON,
529 .disable_value = AXP_GPIO_FUNC_LDO_OFF,
530 .voltage_reg = AXP_GPIO0LDO_CTRL,
533 .voltage_step1 = 100,
534 .voltage_nstep1 = 26,
537 .id = AXP8XX_REG_ID_GPIO1_LDO,
539 .enable_reg = AXP_GPIO1_CTRL,
540 .enable_mask = (uint8_t) AXP_GPIO_FUNC,
541 .enable_value = AXP_GPIO_FUNC_LDO_ON,
542 .disable_value = AXP_GPIO_FUNC_LDO_OFF,
543 .voltage_reg = AXP_GPIO1LDO_CTRL,
546 .voltage_step1 = 100,
547 .voltage_nstep1 = 26,
552 AXP_SENSOR_ACIN_PRESENT,
553 AXP_SENSOR_VBUS_PRESENT,
554 AXP_SENSOR_BATT_PRESENT,
555 AXP_SENSOR_BATT_CHARGING,
556 AXP_SENSOR_BATT_CHARGE_STATE,
557 AXP_SENSOR_BATT_VOLTAGE,
558 AXP_SENSOR_BATT_CHARGE_CURRENT,
559 AXP_SENSOR_BATT_DISCHARGE_CURRENT,
560 AXP_SENSOR_BATT_CAPACITY_PERCENT,
561 AXP_SENSOR_BATT_MAXIMUM_CAPACITY,
562 AXP_SENSOR_BATT_CURRENT_CAPACITY,
565 enum battery_capacity_state {
566 BATT_CAPACITY_NORMAL = 1, /* normal cap in battery */
567 BATT_CAPACITY_WARNING, /* warning cap in battery */
568 BATT_CAPACITY_CRITICAL, /* critical cap in battery */
569 BATT_CAPACITY_HIGH, /* high cap in battery */
570 BATT_CAPACITY_MAX, /* maximum cap in battery */
571 BATT_CAPACITY_LOW /* low cap in battery */
574 struct axp8xx_sensors {
581 static const struct axp8xx_sensors axp8xx_common_sensors[] = {
583 .id = AXP_SENSOR_ACIN_PRESENT,
586 .desc = "ACIN Present",
589 .id = AXP_SENSOR_VBUS_PRESENT,
592 .desc = "VBUS Present",
595 .id = AXP_SENSOR_BATT_PRESENT,
598 .desc = "Battery Present",
601 .id = AXP_SENSOR_BATT_CHARGING,
602 .name = "batcharging",
604 .desc = "Battery Charging",
607 .id = AXP_SENSOR_BATT_CHARGE_STATE,
608 .name = "batchargestate",
610 .desc = "Battery Charge State",
613 .id = AXP_SENSOR_BATT_VOLTAGE,
616 .desc = "Battery Voltage",
619 .id = AXP_SENSOR_BATT_CHARGE_CURRENT,
620 .name = "batchargecurrent",
622 .desc = "Average Battery Charging Current",
625 .id = AXP_SENSOR_BATT_DISCHARGE_CURRENT,
626 .name = "batdischargecurrent",
628 .desc = "Average Battery Discharging Current",
631 .id = AXP_SENSOR_BATT_CAPACITY_PERCENT,
632 .name = "batcapacitypercent",
634 .desc = "Battery Capacity Percentage",
637 .id = AXP_SENSOR_BATT_MAXIMUM_CAPACITY,
638 .name = "batmaxcapacity",
640 .desc = "Battery Maximum Capacity",
643 .id = AXP_SENSOR_BATT_CURRENT_CAPACITY,
644 .name = "batcurrentcapacity",
646 .desc = "Battery Current Capacity",
650 struct axp8xx_config {
652 int batsense_step; /* uV */
653 int charge_step; /* uA */
654 int discharge_step; /* uA */
655 int maxcap_step; /* uAh */
656 int coulomb_step; /* uAh */
659 static struct axp8xx_config axp803_config = {
661 .batsense_step = 1100,
663 .discharge_step = 1000,
665 .coulomb_step = 1456,
670 struct axp8xx_reg_sc {
671 struct regnode *regnode;
673 struct axp8xx_regdef *def;
675 struct regnode_std_param *param;
678 struct axp8xx_softc {
679 struct resource *res;
689 const struct axp8xx_config *config;
692 const struct axp8xx_sensors *sensors;
696 struct axp8xx_reg_sc **regs;
699 /* Warning, shutdown thresholds */
704 #define AXP_LOCK(sc) mtx_lock(&(sc)->mtx)
705 #define AXP_UNLOCK(sc) mtx_unlock(&(sc)->mtx)
708 axp8xx_read(device_t dev, uint8_t reg, uint8_t *data, uint8_t size)
710 struct axp8xx_softc *sc;
711 struct iic_msg msg[2];
713 sc = device_get_softc(dev);
715 msg[0].slave = sc->addr;
716 msg[0].flags = IIC_M_WR;
720 msg[1].slave = sc->addr;
721 msg[1].flags = IIC_M_RD;
725 return (iicbus_transfer(dev, msg, 2));
729 axp8xx_write(device_t dev, uint8_t reg, uint8_t val)
731 struct axp8xx_softc *sc;
732 struct iic_msg msg[2];
734 sc = device_get_softc(dev);
736 msg[0].slave = sc->addr;
737 msg[0].flags = IIC_M_WR;
741 msg[1].slave = sc->addr;
742 msg[1].flags = IIC_M_WR;
746 return (iicbus_transfer(dev, msg, 2));
750 axp8xx_regnode_enable(struct regnode *regnode, bool enable, int *udelay)
752 struct axp8xx_reg_sc *sc;
755 sc = regnode_get_softc(regnode);
758 device_printf(sc->base_dev, "%sable %s (%s)\n",
759 enable ? "En" : "Dis",
760 regnode_get_name(regnode),
763 axp8xx_read(sc->base_dev, sc->def->enable_reg, &val, 1);
764 val &= ~sc->def->enable_mask;
766 val |= sc->def->enable_value;
768 if (sc->def->disable_value)
769 val |= sc->def->disable_value;
771 val &= ~sc->def->enable_value;
773 axp8xx_write(sc->base_dev, sc->def->enable_reg, val);
781 axp8xx_regnode_reg_to_voltage(struct axp8xx_reg_sc *sc, uint8_t val, int *uv)
783 if (val < sc->def->voltage_nstep1)
784 *uv = sc->def->voltage_min + val * sc->def->voltage_step1;
786 *uv = sc->def->voltage_min +
787 (sc->def->voltage_nstep1 * sc->def->voltage_step1) +
788 ((val - sc->def->voltage_nstep1) * sc->def->voltage_step2);
793 axp8xx_regnode_voltage_to_reg(struct axp8xx_reg_sc *sc, int min_uvolt,
794 int max_uvolt, uint8_t *val)
800 uvolt = sc->def->voltage_min * 1000;
802 for (nstep = 0; nstep < sc->def->voltage_nstep1 && uvolt < min_uvolt;
805 uvolt += (sc->def->voltage_step1 * 1000);
807 for (nstep = 0; nstep < sc->def->voltage_nstep2 && uvolt < min_uvolt;
810 uvolt += (sc->def->voltage_step2 * 1000);
812 if (uvolt > max_uvolt)
820 axp8xx_regnode_set_voltage(struct regnode *regnode, int min_uvolt,
821 int max_uvolt, int *udelay)
823 struct axp8xx_reg_sc *sc;
826 sc = regnode_get_softc(regnode);
829 device_printf(sc->base_dev, "Setting %s (%s) to %d<->%d\n",
830 regnode_get_name(regnode),
832 min_uvolt, max_uvolt);
834 if (sc->def->voltage_step1 == 0)
837 if (axp8xx_regnode_voltage_to_reg(sc, min_uvolt, max_uvolt, &val) != 0)
840 axp8xx_write(sc->base_dev, sc->def->voltage_reg, val);
848 axp8xx_regnode_get_voltage(struct regnode *regnode, int *uvolt)
850 struct axp8xx_reg_sc *sc;
853 sc = regnode_get_softc(regnode);
855 if (!sc->def->voltage_step1 || !sc->def->voltage_step2)
858 axp8xx_read(sc->base_dev, sc->def->voltage_reg, &val, 1);
859 axp8xx_regnode_reg_to_voltage(sc, val & AXP_VOLTCTL_MASK, uvolt);
864 static regnode_method_t axp8xx_regnode_methods[] = {
865 /* Regulator interface */
866 REGNODEMETHOD(regnode_enable, axp8xx_regnode_enable),
867 REGNODEMETHOD(regnode_set_voltage, axp8xx_regnode_set_voltage),
868 REGNODEMETHOD(regnode_get_voltage, axp8xx_regnode_get_voltage),
869 REGNODEMETHOD(regnode_check_voltage, regnode_method_check_voltage),
872 DEFINE_CLASS_1(axp8xx_regnode, axp8xx_regnode_class, axp8xx_regnode_methods,
873 sizeof(struct axp8xx_reg_sc), regnode_class);
876 axp8xx_shutdown(void *devp, int howto)
880 if ((howto & RB_POWEROFF) == 0)
886 device_printf(dev, "Shutdown Axp8xx\n");
888 axp8xx_write(dev, AXP_POWERBAT, AXP_POWERBAT_SHUTDOWN);
892 axp8xx_sysctl_chargecurrent(SYSCTL_HANDLER_ARGS)
898 error = axp8xx_read(dev, AXP_CHARGERCTL1, &data, 1);
903 device_printf(dev, "Raw CHARGECTL1 val: 0x%0x\n", data);
904 val = (data & AXP_CHARGERCTL1_CMASK);
905 error = sysctl_handle_int(oidp, &val, 0, req);
906 if (error || !req->newptr) /* error || read request */
909 if ((val < AXP_CHARGERCTL1_MIN) || (val > AXP_CHARGERCTL1_MAX))
912 val |= (data & (AXP_CHARGERCTL1_CMASK << 4));
913 axp8xx_write(dev, AXP_CHARGERCTL1, val);
919 axp8xx_sysctl(SYSCTL_HANDLER_ARGS)
921 struct axp8xx_softc *sc;
923 enum axp8xx_sensor sensor = arg2;
924 const struct axp8xx_config *c;
926 int val, i, found, batt_val;
929 sc = device_get_softc(dev);
932 for (found = 0, i = 0; i < sc->nsensors; i++) {
933 if (sc->sensors[i].id == sensor) {
943 case AXP_SENSOR_ACIN_PRESENT:
944 if (axp8xx_read(dev, AXP_POWERSRC, &data, 1) == 0)
945 val = !!(data & AXP_POWERSRC_ACIN);
947 case AXP_SENSOR_VBUS_PRESENT:
948 if (axp8xx_read(dev, AXP_POWERSRC, &data, 1) == 0)
949 val = !!(data & AXP_POWERSRC_VBUS);
951 case AXP_SENSOR_BATT_PRESENT:
952 if (axp8xx_read(dev, AXP_POWERMODE, &data, 1) == 0) {
953 if (data & AXP_POWERMODE_BAT_VALID)
954 val = !!(data & AXP_POWERMODE_BAT_PRESENT);
957 case AXP_SENSOR_BATT_CHARGING:
958 if (axp8xx_read(dev, AXP_POWERMODE, &data, 1) == 0)
959 val = !!(data & AXP_POWERMODE_BAT_CHARGING);
961 case AXP_SENSOR_BATT_CHARGE_STATE:
962 if (axp8xx_read(dev, AXP_BAT_CAP, &data, 1) == 0 &&
963 (data & AXP_BAT_CAP_VALID) != 0) {
964 batt_val = (data & AXP_BAT_CAP_PERCENT);
965 if (batt_val <= sc->shut_thres)
966 val = BATT_CAPACITY_CRITICAL;
967 else if (batt_val <= sc->warn_thres)
968 val = BATT_CAPACITY_WARNING;
970 val = BATT_CAPACITY_NORMAL;
973 case AXP_SENSOR_BATT_CAPACITY_PERCENT:
974 if (axp8xx_read(dev, AXP_BAT_CAP, &data, 1) == 0 &&
975 (data & AXP_BAT_CAP_VALID) != 0)
976 val = (data & AXP_BAT_CAP_PERCENT);
978 case AXP_SENSOR_BATT_VOLTAGE:
979 if (axp8xx_read(dev, AXP_BATSENSE_HI, &hi, 1) == 0 &&
980 axp8xx_read(dev, AXP_BATSENSE_LO, &lo, 1) == 0) {
981 val = (AXP_SENSOR_BAT_H(hi) | AXP_SENSOR_BAT_L(lo));
982 val *= c->batsense_step;
985 case AXP_SENSOR_BATT_CHARGE_CURRENT:
986 if (axp8xx_read(dev, AXP_POWERSRC, &data, 1) == 0 &&
987 (data & AXP_POWERSRC_CHARING) != 0 &&
988 axp8xx_read(dev, AXP_BATCHG_HI, &hi, 1) == 0 &&
989 axp8xx_read(dev, AXP_BATCHG_LO, &lo, 1) == 0) {
990 val = (AXP_SENSOR_BAT_H(hi) | AXP_SENSOR_BAT_L(lo));
991 val *= c->charge_step;
994 case AXP_SENSOR_BATT_DISCHARGE_CURRENT:
995 if (axp8xx_read(dev, AXP_POWERSRC, &data, 1) == 0 &&
996 (data & AXP_POWERSRC_CHARING) == 0 &&
997 axp8xx_read(dev, AXP_BATDISCHG_HI, &hi, 1) == 0 &&
998 axp8xx_read(dev, AXP_BATDISCHG_LO, &lo, 1) == 0) {
999 val = (AXP_SENSOR_BAT_H(hi) | AXP_SENSOR_BAT_L(lo));
1000 val *= c->discharge_step;
1003 case AXP_SENSOR_BATT_MAXIMUM_CAPACITY:
1004 if (axp8xx_read(dev, AXP_BAT_MAX_CAP_HI, &hi, 1) == 0 &&
1005 axp8xx_read(dev, AXP_BAT_MAX_CAP_LO, &lo, 1) == 0) {
1006 val = AXP_SENSOR_COULOMB(hi, lo);
1007 val *= c->maxcap_step;
1010 case AXP_SENSOR_BATT_CURRENT_CAPACITY:
1011 if (axp8xx_read(dev, AXP_BAT_COULOMB_HI, &hi, 1) == 0 &&
1012 axp8xx_read(dev, AXP_BAT_COULOMB_LO, &lo, 1) == 0) {
1013 val = AXP_SENSOR_COULOMB(hi, lo);
1014 val *= c->coulomb_step;
1019 return sysctl_handle_opaque(oidp, &val, sizeof(val), req);
1023 axp8xx_intr(void *arg)
1031 error = axp8xx_read(dev, AXP_IRQSTAT1, &val, 1);
1037 device_printf(dev, "AXP_IRQSTAT1 val: %x\n", val);
1038 if (val & AXP_IRQSTAT1_ACIN_HI)
1039 devctl_notify("PMU", "AC", "plugged", NULL);
1040 if (val & AXP_IRQSTAT1_ACIN_LO)
1041 devctl_notify("PMU", "AC", "unplugged", NULL);
1042 if (val & AXP_IRQSTAT1_VBUS_HI)
1043 devctl_notify("PMU", "USB", "plugged", NULL);
1044 if (val & AXP_IRQSTAT1_VBUS_LO)
1045 devctl_notify("PMU", "USB", "unplugged", NULL);
1047 axp8xx_write(dev, AXP_IRQSTAT1, val);
1050 error = axp8xx_read(dev, AXP_IRQSTAT2, &val, 1);
1056 device_printf(dev, "AXP_IRQSTAT2 val: %x\n", val);
1057 if (val & AXP_IRQSTAT2_BATCHGD)
1058 devctl_notify("PMU", "Battery", "charged", NULL);
1059 if (val & AXP_IRQSTAT2_BATCHGC)
1060 devctl_notify("PMU", "Battery", "charging", NULL);
1061 if (val & AXP_IRQSTAT2_BAT_NO)
1062 devctl_notify("PMU", "Battery", "absent", NULL);
1063 if (val & AXP_IRQSTAT2_BAT_IN)
1064 devctl_notify("PMU", "Battery", "plugged", NULL);
1066 axp8xx_write(dev, AXP_IRQSTAT2, val);
1069 error = axp8xx_read(dev, AXP_IRQSTAT3, &val, 1);
1075 axp8xx_write(dev, AXP_IRQSTAT3, val);
1078 error = axp8xx_read(dev, AXP_IRQSTAT4, &val, 1);
1084 device_printf(dev, "AXP_IRQSTAT4 val: %x\n", val);
1085 if (val & AXP_IRQSTAT4_BATLVL_LO0)
1086 devctl_notify("PMU", "Battery", "shutdown threshold", NULL);
1087 if (val & AXP_IRQSTAT4_BATLVL_LO1)
1088 devctl_notify("PMU", "Battery", "warning threshold", NULL);
1090 axp8xx_write(dev, AXP_IRQSTAT4, val);
1093 error = axp8xx_read(dev, AXP_IRQSTAT5, &val, 1);
1098 if ((val & AXP_IRQSTAT5_POKSIRQ) != 0) {
1100 device_printf(dev, "Power button pressed\n");
1101 shutdown_nice(RB_POWEROFF);
1104 axp8xx_write(dev, AXP_IRQSTAT5, val);
1107 error = axp8xx_read(dev, AXP_IRQSTAT6, &val, 1);
1113 axp8xx_write(dev, AXP_IRQSTAT6, val);
1118 axp8xx_gpio_get_bus(device_t dev)
1120 struct axp8xx_softc *sc;
1122 sc = device_get_softc(dev);
1124 return (sc->gpiodev);
1128 axp8xx_gpio_pin_max(device_t dev, int *maxpin)
1130 *maxpin = nitems(axp8xx_pins) - 1;
1136 axp8xx_gpio_pin_getname(device_t dev, uint32_t pin, char *name)
1138 if (pin >= nitems(axp8xx_pins))
1141 snprintf(name, GPIOMAXNAME, "%s", axp8xx_pins[pin].name);
1147 axp8xx_gpio_pin_getcaps(device_t dev, uint32_t pin, uint32_t *caps)
1149 if (pin >= nitems(axp8xx_pins))
1152 *caps = GPIO_PIN_INPUT | GPIO_PIN_OUTPUT;
1158 axp8xx_gpio_pin_getflags(device_t dev, uint32_t pin, uint32_t *flags)
1160 struct axp8xx_softc *sc;
1164 if (pin >= nitems(axp8xx_pins))
1167 sc = device_get_softc(dev);
1170 error = axp8xx_read(dev, axp8xx_pins[pin].ctrl_reg, &data, 1);
1172 func = (data & AXP_GPIO_FUNC) >> AXP_GPIO_FUNC_SHIFT;
1173 if (func == AXP_GPIO_FUNC_INPUT)
1174 *flags = GPIO_PIN_INPUT;
1175 else if (func == AXP_GPIO_FUNC_DRVLO ||
1176 func == AXP_GPIO_FUNC_DRVHI)
1177 *flags = GPIO_PIN_OUTPUT;
1187 axp8xx_gpio_pin_setflags(device_t dev, uint32_t pin, uint32_t flags)
1189 struct axp8xx_softc *sc;
1193 if (pin >= nitems(axp8xx_pins))
1196 sc = device_get_softc(dev);
1199 error = axp8xx_read(dev, axp8xx_pins[pin].ctrl_reg, &data, 1);
1201 data &= ~AXP_GPIO_FUNC;
1202 if ((flags & (GPIO_PIN_INPUT|GPIO_PIN_OUTPUT)) != 0) {
1203 if ((flags & GPIO_PIN_OUTPUT) == 0)
1204 data |= AXP_GPIO_FUNC_INPUT;
1206 error = axp8xx_write(dev, axp8xx_pins[pin].ctrl_reg, data);
1214 axp8xx_gpio_pin_get(device_t dev, uint32_t pin, unsigned int *val)
1216 struct axp8xx_softc *sc;
1220 if (pin >= nitems(axp8xx_pins))
1223 sc = device_get_softc(dev);
1226 error = axp8xx_read(dev, axp8xx_pins[pin].ctrl_reg, &data, 1);
1228 func = (data & AXP_GPIO_FUNC) >> AXP_GPIO_FUNC_SHIFT;
1230 case AXP_GPIO_FUNC_DRVLO:
1233 case AXP_GPIO_FUNC_DRVHI:
1236 case AXP_GPIO_FUNC_INPUT:
1237 error = axp8xx_read(dev, AXP_GPIO_SIGBIT, &data, 1);
1239 *val = (data & (1 << pin)) ? 1 : 0;
1252 axp8xx_gpio_pin_set(device_t dev, uint32_t pin, unsigned int val)
1254 struct axp8xx_softc *sc;
1258 if (pin >= nitems(axp8xx_pins))
1261 sc = device_get_softc(dev);
1264 error = axp8xx_read(dev, axp8xx_pins[pin].ctrl_reg, &data, 1);
1266 func = (data & AXP_GPIO_FUNC) >> AXP_GPIO_FUNC_SHIFT;
1268 case AXP_GPIO_FUNC_DRVLO:
1269 case AXP_GPIO_FUNC_DRVHI:
1270 data &= ~AXP_GPIO_FUNC;
1271 data |= (val << AXP_GPIO_FUNC_SHIFT);
1279 error = axp8xx_write(dev, axp8xx_pins[pin].ctrl_reg, data);
1287 axp8xx_gpio_pin_toggle(device_t dev, uint32_t pin)
1289 struct axp8xx_softc *sc;
1293 if (pin >= nitems(axp8xx_pins))
1296 sc = device_get_softc(dev);
1299 error = axp8xx_read(dev, axp8xx_pins[pin].ctrl_reg, &data, 1);
1301 func = (data & AXP_GPIO_FUNC) >> AXP_GPIO_FUNC_SHIFT;
1303 case AXP_GPIO_FUNC_DRVLO:
1304 data &= ~AXP_GPIO_FUNC;
1305 data |= (AXP_GPIO_FUNC_DRVHI << AXP_GPIO_FUNC_SHIFT);
1307 case AXP_GPIO_FUNC_DRVHI:
1308 data &= ~AXP_GPIO_FUNC;
1309 data |= (AXP_GPIO_FUNC_DRVLO << AXP_GPIO_FUNC_SHIFT);
1317 error = axp8xx_write(dev, axp8xx_pins[pin].ctrl_reg, data);
1324 axp8xx_gpio_map_gpios(device_t bus, phandle_t dev, phandle_t gparent,
1325 int gcells, pcell_t *gpios, uint32_t *pin, uint32_t *flags)
1327 if (gpios[0] >= nitems(axp8xx_pins))
1337 axp8xx_get_node(device_t dev, device_t bus)
1339 return (ofw_bus_get_node(dev));
1342 static struct axp8xx_reg_sc *
1343 axp8xx_reg_attach(device_t dev, phandle_t node,
1344 struct axp8xx_regdef *def)
1346 struct axp8xx_reg_sc *reg_sc;
1347 struct regnode_init_def initdef;
1348 struct regnode *regnode;
1350 memset(&initdef, 0, sizeof(initdef));
1351 if (regulator_parse_ofw_stdparam(dev, node, &initdef) != 0)
1353 if (initdef.std_param.min_uvolt == 0)
1354 initdef.std_param.min_uvolt = def->voltage_min * 1000;
1355 if (initdef.std_param.max_uvolt == 0)
1356 initdef.std_param.max_uvolt = def->voltage_max * 1000;
1357 initdef.id = def->id;
1358 initdef.ofw_node = node;
1359 regnode = regnode_create(dev, &axp8xx_regnode_class, &initdef);
1360 if (regnode == NULL) {
1361 device_printf(dev, "cannot create regulator\n");
1365 reg_sc = regnode_get_softc(regnode);
1366 reg_sc->regnode = regnode;
1367 reg_sc->base_dev = dev;
1369 reg_sc->xref = OF_xref_from_node(node);
1370 reg_sc->param = regnode_get_stdparam(regnode);
1372 regnode_register(regnode);
1378 axp8xx_regdev_map(device_t dev, phandle_t xref, int ncells, pcell_t *cells,
1381 struct axp8xx_softc *sc;
1384 sc = device_get_softc(dev);
1385 for (i = 0; i < sc->nregs; i++) {
1386 if (sc->regs[i] == NULL)
1388 if (sc->regs[i]->xref == xref) {
1389 *num = sc->regs[i]->def->id;
1398 axp8xx_probe(device_t dev)
1400 if (!ofw_bus_status_okay(dev))
1403 switch (ofw_bus_search_compatible(dev, compat_data)->ocd_data)
1406 device_set_desc(dev, "X-Powers AXP803 Power Management Unit");
1409 device_set_desc(dev, "X-Powers AXP813 Power Management Unit");
1415 return (BUS_PROBE_DEFAULT);
1419 axp8xx_attach(device_t dev)
1421 struct axp8xx_softc *sc;
1422 struct axp8xx_reg_sc *reg;
1423 uint8_t chip_id, val;
1424 phandle_t rnode, child;
1427 sc = device_get_softc(dev);
1429 sc->addr = iicbus_get_addr(dev);
1430 mtx_init(&sc->mtx, device_get_nameunit(dev), NULL, MTX_DEF);
1432 error = bus_alloc_resources(dev, axp8xx_spec, &sc->res);
1434 device_printf(dev, "cannot allocate resources for device\n");
1439 axp8xx_read(dev, AXP_ICTYPE, &chip_id, 1);
1440 device_printf(dev, "chip ID 0x%02x\n", chip_id);
1443 sc->nregs = nitems(axp8xx_common_regdefs);
1444 sc->type = ofw_bus_search_compatible(dev, compat_data)->ocd_data;
1447 sc->nregs += nitems(axp803_regdefs);
1450 sc->nregs += nitems(axp813_regdefs);
1453 sc->config = &axp803_config;
1454 sc->sensors = axp8xx_common_sensors;
1455 sc->nsensors = nitems(axp8xx_common_sensors);
1457 sc->regs = malloc(sizeof(struct axp8xx_reg_sc *) * sc->nregs,
1458 M_AXP8XX_REG, M_WAITOK | M_ZERO);
1460 /* Attach known regulators that exist in the DT */
1461 rnode = ofw_bus_find_child(ofw_bus_get_node(dev), "regulators");
1463 for (i = 0; i < sc->nregs; i++) {
1465 struct axp8xx_regdef *regdef;
1467 if (i <= nitems(axp8xx_common_regdefs)) {
1468 regname = axp8xx_common_regdefs[i].name;
1469 regdef = &axp8xx_common_regdefs[i];
1473 off = i - nitems(axp8xx_common_regdefs);
1476 regname = axp803_regdefs[off].name;
1477 regdef = &axp803_regdefs[off];
1480 regname = axp813_regdefs[off].name;
1481 regdef = &axp813_regdefs[off];
1485 child = ofw_bus_find_child(rnode,
1489 reg = axp8xx_reg_attach(dev, child,
1493 "cannot attach regulator %s\n",
1502 for (i = 0; i < sc->nsensors; i++) {
1503 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
1504 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1505 OID_AUTO, sc->sensors[i].name,
1506 CTLTYPE_INT | CTLFLAG_RD,
1507 dev, sc->sensors[i].id, axp8xx_sysctl,
1508 sc->sensors[i].format,
1509 sc->sensors[i].desc);
1511 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
1512 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1513 OID_AUTO, "batchargecurrentstep",
1514 CTLTYPE_INT | CTLFLAG_RW,
1515 dev, 0, axp8xx_sysctl_chargecurrent,
1516 "I", "Battery Charging Current Step, "
1517 "0: 200mA, 1: 400mA, 2: 600mA, 3: 800mA, "
1518 "4: 1000mA, 5: 1200mA, 6: 1400mA, 7: 1600mA, "
1519 "8: 1800mA, 9: 2000mA, 10: 2200mA, 11: 2400mA, "
1520 "12: 2600mA, 13: 2800mA");
1522 /* Get thresholds */
1523 if (axp8xx_read(dev, AXP_BAT_CAP_WARN, &val, 1) == 0) {
1524 sc->warn_thres = (val & AXP_BAT_CAP_WARN_LV1) >> 4;
1525 sc->warn_thres += AXP_BAP_CAP_WARN_LV1BASE;
1526 sc->shut_thres = (val & AXP_BAT_CAP_WARN_LV2);
1529 "Raw reg val: 0x%02x\n", val);
1531 "Warning threshold: 0x%02x\n", sc->warn_thres);
1533 "Shutdown threshold: 0x%02x\n", sc->shut_thres);
1537 /* Enable interrupts */
1538 axp8xx_write(dev, AXP_IRQEN1,
1539 AXP_IRQEN1_VBUS_LO |
1540 AXP_IRQEN1_VBUS_HI |
1541 AXP_IRQEN1_ACIN_LO |
1542 AXP_IRQEN1_ACIN_HI);
1543 axp8xx_write(dev, AXP_IRQEN2,
1544 AXP_IRQEN2_BATCHGD |
1545 AXP_IRQEN2_BATCHGC |
1548 axp8xx_write(dev, AXP_IRQEN3, 0);
1549 axp8xx_write(dev, AXP_IRQEN4,
1550 AXP_IRQEN4_BATLVL_LO0 |
1551 AXP_IRQEN4_BATLVL_LO1);
1552 axp8xx_write(dev, AXP_IRQEN5,
1553 AXP_IRQEN5_POKSIRQ |
1554 AXP_IRQEN5_POKLIRQ);
1555 axp8xx_write(dev, AXP_IRQEN6, 0);
1557 /* Install interrupt handler */
1558 error = bus_setup_intr(dev, sc->res, INTR_TYPE_MISC | INTR_MPSAFE,
1559 NULL, axp8xx_intr, dev, &sc->ih);
1561 device_printf(dev, "cannot setup interrupt handler\n");
1565 EVENTHANDLER_REGISTER(shutdown_final, axp8xx_shutdown, dev,
1568 sc->gpiodev = gpiobus_attach_bus(dev);
1573 static device_method_t axp8xx_methods[] = {
1574 /* Device interface */
1575 DEVMETHOD(device_probe, axp8xx_probe),
1576 DEVMETHOD(device_attach, axp8xx_attach),
1578 /* GPIO interface */
1579 DEVMETHOD(gpio_get_bus, axp8xx_gpio_get_bus),
1580 DEVMETHOD(gpio_pin_max, axp8xx_gpio_pin_max),
1581 DEVMETHOD(gpio_pin_getname, axp8xx_gpio_pin_getname),
1582 DEVMETHOD(gpio_pin_getcaps, axp8xx_gpio_pin_getcaps),
1583 DEVMETHOD(gpio_pin_getflags, axp8xx_gpio_pin_getflags),
1584 DEVMETHOD(gpio_pin_setflags, axp8xx_gpio_pin_setflags),
1585 DEVMETHOD(gpio_pin_get, axp8xx_gpio_pin_get),
1586 DEVMETHOD(gpio_pin_set, axp8xx_gpio_pin_set),
1587 DEVMETHOD(gpio_pin_toggle, axp8xx_gpio_pin_toggle),
1588 DEVMETHOD(gpio_map_gpios, axp8xx_gpio_map_gpios),
1590 /* Regdev interface */
1591 DEVMETHOD(regdev_map, axp8xx_regdev_map),
1593 /* OFW bus interface */
1594 DEVMETHOD(ofw_bus_get_node, axp8xx_get_node),
1599 static driver_t axp8xx_driver = {
1602 sizeof(struct axp8xx_softc),
1605 static devclass_t axp8xx_devclass;
1606 extern devclass_t ofwgpiobus_devclass, gpioc_devclass;
1607 extern driver_t ofw_gpiobus_driver, gpioc_driver;
1609 EARLY_DRIVER_MODULE(axp8xx, iicbus, axp8xx_driver, axp8xx_devclass, 0, 0,
1610 BUS_PASS_INTERRUPT + BUS_PASS_ORDER_LAST);
1611 EARLY_DRIVER_MODULE(ofw_gpiobus, axp8xx_pmu, ofw_gpiobus_driver,
1612 ofwgpiobus_devclass, 0, 0, BUS_PASS_INTERRUPT + BUS_PASS_ORDER_LAST);
1613 DRIVER_MODULE(gpioc, axp8xx_pmu, gpioc_driver, gpioc_devclass, 0, 0);
1614 MODULE_VERSION(axp8xx, 1);
1615 MODULE_DEPEND(axp8xx, iicbus, 1, 1, 1);
1616 SIMPLEBUS_PNP_INFO(compat_data);