2 * max8998.h - Voltage regulator driver for the Maxim 8998
4 * Copyright (C) 2009-2010 Samsung Electrnoics
5 * Kyungmin Park <kyungmin.park@samsung.com>
6 * Marek Szyprowski <m.szyprowski@samsung.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #ifndef __LINUX_MFD_MAX8998_H
24 #define __LINUX_MFD_MAX8998_H
26 #include <linux/regulator/machine.h>
28 /* MAX 8998 regulator ids */
58 * max8998_regulator_data - regulator data
60 * @initdata: regulator init data (contraints, supplies, ...)
61 * @reg_node: DT node of regulator (unused on non-DT platforms)
63 struct max8998_regulator_data
{
65 struct regulator_init_data
*initdata
;
66 struct device_node
*reg_node
;
70 * struct max8998_board - packages regulator init data
71 * @regulators: array of defined regulators
72 * @num_regulators: number of regulators used
73 * @irq_base: base IRQ number for max8998, required for IRQs
74 * @ono: power onoff IRQ number for max8998
75 * @buck_voltage_lock: Do NOT change the values of the following six
76 * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot
77 * be other than the preset values.
78 * @buck1_voltage: BUCK1 DVS mode 1 voltage registers
79 * @buck2_voltage: BUCK2 DVS mode 2 voltage registers
80 * @buck1_set1: BUCK1 gpio pin 1 to set output voltage
81 * @buck1_set2: BUCK1 gpio pin 2 to set output voltage
82 * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2
83 * @buck2_set3: BUCK2 gpio pin to set output voltage
84 * @buck2_default_idx: Default for BUCK2 gpio pin.
85 * @wakeup: Allow to wake up from suspend
86 * @rtc_delay: LP3974 RTC chip bug that requires delay after a register
87 * write before reading it.
88 * @eoc: End of Charge Level in percent: 10% ~ 45% by 5% step
89 * If it equals 0, leave it unchanged.
90 * Otherwise, it is a invalid value.
91 * @restart: Restart Level in mV: 100, 150, 200, and -1 for disable.
92 * If it equals 0, leave it unchanged.
93 * Otherwise, it is a invalid value.
94 * @timeout: Full Timeout in hours: 5, 6, 7, and -1 for disable.
95 * If it equals 0, leave it unchanged.
96 * Otherwise, leave it unchanged.
98 struct max8998_platform_data
{
99 struct max8998_regulator_data
*regulators
;
101 unsigned int irq_base
;
103 bool buck_voltage_lock
;
104 int buck1_voltage
[4];
105 int buck2_voltage
[2];
108 int buck1_default_idx
;
110 int buck2_default_idx
;
118 #endif /* __LINUX_MFD_MAX8998_H */
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