android_kernel_samsung_hero.../include/linux/regulator/qpnp-labibb-regulator.h
2016-08-17 16:41:52 +08:00

91 lines
3 KiB
C

/* Copyright (c) 2014, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __REGULATOR_QPNP_LABIBB_REGULATOR_H__
#define __REGULATOR_QPNP_LABIBB_REGULATOR_H__
#ifdef CONFIG_REGULATOR_QPNP_LABIBB
#include <linux/regulator/driver.h>
/** This API is used to set the pull down strength of LAB regulator
* regulator: the reglator device
* strength: if strengh is 0, LAB regulator will be set to half strength.
* otherwise, LAB regulator will be set to full strengh
*/
int qpnp_lab_set_pd_strength(struct regulator *regulator, u32 strength);
/** This API is used to enable pull down of LAB regulator
* regulator: the reglator device
* enable: if enable is true, this API will enable pull down of LAB regulator.
* otherwise, it will disable pull down for LAB regulator
*/
int qpnp_lab_pd_enable_ctl(struct regulator *regulator, bool enable);
/** This API is used to set the power up delay for IBB regulator
* regulator: the reglator device
* val: the delay in us for power up of IBB regulator
*/
int qpnp_ibb_set_pwrup_dly(struct regulator *regulator, u32 val);
/** This API is used to set the power down delay for IBB regulator
* regulator: the reglator device
* val: the delay in us for power down of IBB regulator
*/
int qpnp_ibb_set_pwrdn_dly(struct regulator *regulator, u32 val);
/** This API is used to set the pull down strength of IBB regulator
* regulator: the reglator device
* strength: if strengh is 0, IBB regulator will be set to half strength.
* otherwise, IBB regulator will be set to full strengh
*/
int qpnp_ibb_set_pd_strength(struct regulator *regulator, u32 strength);
/** This API is used to enable pull down of IBB regulator
* regulator: the reglator device
* enable: if enable is true, this API will enable pull down of IBB regulator.
* otherwise, it will disable pull down for IBB regulator
*/
int qpnp_ibb_pd_enable_ctl(struct regulator *regulator, bool enable);
#else
static int qpnp_lab_set_pd_strength(struct regulator *regulator, u32 strength)
{
return -ENODEV;
}
static int qpnp_lab_pd_enable_ctl(struct regulator *regulator, bool enable)
{
return -ENODEV;
}
static inline int qpnp_ibb_set_pwrup_dly(struct regulator *regulator, u32 val)
{
return -ENODEV;
}
static inline int qpnp_ibb_set_pwrdn_dly(struct regulator *regulator, u32 val)
{
return -ENODEV;
}
static int qpnp_ibb_set_pd_strength(struct regulator *regulator, u32 strength)
{
return -ENODEV;
}
static int qpnp_ibb_pd_enable_ctl(struct regulator *regulator, bool enable)
{
return -ENODEV;
}
#endif /* CONFIG_REGULATOR_QPNP_LABIBB */
#endif /* __REGULATOR_QPNP_LABIBB_REGULATOR_H__ */