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TOMOYO Linux Cross Reference
Linux/include/linux/mfd/max77686.h

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  1 /*
  2  * max77686.h - Driver for the Maxim 77686
  3  *
  4  *  Copyright (C) 2012 Samsung Electrnoics
  5  *  Chiwoong Byun <woong.byun@samsung.com>
  6  *
  7  * This program is free software; you can redistribute it and/or modify
  8  * it under the terms of the GNU General Public License as published by
  9  * the Free Software Foundation; either version 2 of the License, or
 10  * (at your option) any later version.
 11  *
 12  * This program is distributed in the hope that it will be useful,
 13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 15  * GNU General Public License for more details.
 16  *
 17  * You should have received a copy of the GNU General Public License
 18  * along with this program; if not, write to the Free Software
 19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 20  *
 21  * This driver is based on max8997.h
 22  *
 23  * MAX77686 has PMIC, RTC devices.
 24  * The devices share the same I2C bus and included in
 25  * this mfd driver.
 26  */
 27 
 28 #ifndef __LINUX_MFD_MAX77686_H
 29 #define __LINUX_MFD_MAX77686_H
 30 
 31 #include <linux/regulator/consumer.h>
 32 
 33 /* MAX77686 regulator IDs */
 34 enum max77686_regulators {
 35         MAX77686_LDO1 = 0,
 36         MAX77686_LDO2,
 37         MAX77686_LDO3,
 38         MAX77686_LDO4,
 39         MAX77686_LDO5,
 40         MAX77686_LDO6,
 41         MAX77686_LDO7,
 42         MAX77686_LDO8,
 43         MAX77686_LDO9,
 44         MAX77686_LDO10,
 45         MAX77686_LDO11,
 46         MAX77686_LDO12,
 47         MAX77686_LDO13,
 48         MAX77686_LDO14,
 49         MAX77686_LDO15,
 50         MAX77686_LDO16,
 51         MAX77686_LDO17,
 52         MAX77686_LDO18,
 53         MAX77686_LDO19,
 54         MAX77686_LDO20,
 55         MAX77686_LDO21,
 56         MAX77686_LDO22,
 57         MAX77686_LDO23,
 58         MAX77686_LDO24,
 59         MAX77686_LDO25,
 60         MAX77686_LDO26,
 61         MAX77686_BUCK1,
 62         MAX77686_BUCK2,
 63         MAX77686_BUCK3,
 64         MAX77686_BUCK4,
 65         MAX77686_BUCK5,
 66         MAX77686_BUCK6,
 67         MAX77686_BUCK7,
 68         MAX77686_BUCK8,
 69         MAX77686_BUCK9,
 70 
 71         MAX77686_REG_MAX,
 72 };
 73 
 74 struct max77686_regulator_data {
 75         int id;
 76         struct regulator_init_data *initdata;
 77         struct device_node *of_node;
 78 };
 79 
 80 enum max77686_opmode {
 81         MAX77686_OPMODE_NORMAL,
 82         MAX77686_OPMODE_LP,
 83         MAX77686_OPMODE_STANDBY,
 84 };
 85 
 86 struct max77686_opmode_data {
 87         int id;
 88         int mode;
 89 };
 90 
 91 struct max77686_platform_data {
 92         /* IRQ */
 93         int irq_gpio;
 94         int ono;
 95         int wakeup;
 96 
 97         /* ---- PMIC ---- */
 98         struct max77686_regulator_data *regulators;
 99         int num_regulators;
100 
101         struct max77686_opmode_data *opmode_data;
102 
103         /*
104          * GPIO-DVS feature is not enabled with the current version of
105          * MAX77686 driver. Buck2/3/4_voltages[0] is used as the default
106          * voltage at probe. DVS/SELB gpios are set as OUTPUT-LOW.
107          */
108         int buck234_gpio_dvs[3]; /* GPIO of [0]DVS1, [1]DVS2, [2]DVS3 */
109         int buck234_gpio_selb[3]; /* [0]SELB2, [1]SELB3, [2]SELB4 */
110         unsigned int buck2_voltage[8]; /* buckx_voltage in uV */
111         unsigned int buck3_voltage[8];
112         unsigned int buck4_voltage[8];
113 };
114 
115 #endif /* __LINUX_MFD_MAX77686_H */
116 

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