M7350/kernel/arch/arm/mach-msm/rpm-regulator-private.h

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2024-09-09 08:52:07 +00:00
/*
* Copyright (c) 2011-2012, 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 __ARCH_ARM_MACH_MSM_RPM_REGULATOR_INT_H
#define __ARCH_ARM_MACH_MSM_RPM_REGULATOR_INT_H
#include <linux/regulator/driver.h>
#include <mach/rpm.h>
#include <mach/rpm-regulator.h>
/* Possible RPM regulator request types */
enum rpm_regulator_type {
RPM_REGULATOR_TYPE_LDO,
RPM_REGULATOR_TYPE_SMPS,
RPM_REGULATOR_TYPE_VS,
RPM_REGULATOR_TYPE_NCP,
RPM_REGULATOR_TYPE_CORNER,
RPM_REGULATOR_TYPE_MAX = RPM_REGULATOR_TYPE_CORNER,
};
struct request_member {
int word;
unsigned int mask;
int shift;
};
/* Possible RPM regulator request members */
struct rpm_vreg_parts {
struct request_member mV; /* voltage: used if voltage is in mV */
struct request_member uV; /* voltage: used if voltage is in uV */
struct request_member ip; /* peak current in mA */
struct request_member pd; /* pull down enable */
struct request_member ia; /* average current in mA */
struct request_member fm; /* force mode */
struct request_member pm; /* power mode */
struct request_member pc; /* pin control */
struct request_member pf; /* pin function */
struct request_member enable_state; /* NCP and switch */
struct request_member comp_mode; /* NCP */
struct request_member freq; /* frequency: NCP and SMPS */
struct request_member freq_clk_src; /* clock source: SMPS */
struct request_member hpm; /* switch: control OCP and SS */
int request_len;
};
struct vreg_range {
int min_uV;
int max_uV;
int step_uV;
unsigned n_voltages;
};
struct vreg_set_points {
struct vreg_range *range;
int count;
unsigned n_voltages;
};
struct vreg {
struct msm_rpm_iv_pair req[2];
struct msm_rpm_iv_pair prev_active_req[2];
struct msm_rpm_iv_pair prev_sleep_req[2];
struct rpm_regulator_init_data pdata;
struct regulator_desc rdesc;
struct regulator_desc rdesc_pc;
struct regulator_dev *rdev;
struct regulator_dev *rdev_pc;
struct vreg_set_points *set_points;
struct rpm_vreg_parts *part;
int type;
int id;
bool requires_cxo;
struct mutex pc_lock;
int save_uV;
int mode;
bool is_enabled;
bool is_enabled_pc;
const int hpm_min_load;
int active_min_uV_vote[RPM_VREG_VOTER_COUNT];
int sleep_min_uV_vote[RPM_VREG_VOTER_COUNT];
};
struct vreg_config {
struct vreg *vregs;
int vregs_len;
int vreg_id_min;
int vreg_id_max;
int pin_func_none;
int pin_func_sleep_b;
unsigned int mode_lpm;
unsigned int mode_hpm;
struct vreg_set_points **set_points;
int set_points_len;
const char **label_pin_ctrl;
int label_pin_ctrl_len;
const char **label_pin_func;
int label_pin_func_len;
const char **label_force_mode;
int label_force_mode_len;
const char **label_power_mode;
int label_power_mode_len;
int (*is_real_id) (int vreg_id);
int (*pc_id_to_real_id) (int vreg_id);
/* Legacy options to be used with MSM8660 */
int use_legacy_optimum_mode;
int ia_follows_ip;
};
#define REQUEST_MEMBER(_word, _mask, _shift) \
{ \
.word = _word, \
.mask = _mask, \
.shift = _shift, \
}
#define VOLTAGE_RANGE(_min_uV, _max_uV, _step_uV) \
{ \
.min_uV = _min_uV, \
.max_uV = _max_uV, \
.step_uV = _step_uV, \
}
#define SET_POINTS(_ranges) \
{ \
.range = _ranges, \
.count = ARRAY_SIZE(_ranges), \
};
#define MICRO_TO_MILLI(uV) ((uV) / 1000)
#define MILLI_TO_MICRO(mV) ((mV) * 1000)
#if defined(CONFIG_MSM_RPM_REGULATOR) && defined(CONFIG_ARCH_MSM8X60)
struct vreg_config *get_config_8660(void);
#else
static inline struct vreg_config *get_config_8660(void)
{
return NULL;
}
#endif
#if defined(CONFIG_MSM_RPM_REGULATOR) && \
(defined(CONFIG_ARCH_MSM8960) || defined(CONFIG_ARCH_APQ8064))
struct vreg_config *get_config_8960(void);
struct vreg_config *get_config_8960_pm8917(void);
#else
static inline struct vreg_config *get_config_8960(void)
{
return NULL;
}
static inline struct vreg_config *get_config_8960_pm8917(void)
{
return NULL;
}
#endif
#if defined(CONFIG_MSM_RPM_REGULATOR) && defined(CONFIG_ARCH_MSM9615)
struct vreg_config *get_config_9615(void);
#else
static inline struct vreg_config *get_config_9615(void)
{
return NULL;
}
#endif
#if defined(CONFIG_MSM_RPM_REGULATOR) && defined(CONFIG_ARCH_MSM8930)
struct vreg_config *get_config_8930(void);
struct vreg_config *get_config_8930_pm8917(void);
#else
static inline struct vreg_config *get_config_8930(void)
{
return NULL;
}
static inline struct vreg_config *get_config_8930_pm8917(void)
{
return NULL;
}
#endif
#endif