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/*
* Copyright (c) 2012, Code Aurora Forum. 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_INCLUDE_MACH_RPM_REGULATOR_8930_H
#define __ARCH_ARM_MACH_MSM_INCLUDE_MACH_RPM_REGULATOR_8930_H
/* Pin control input signals. */
#define RPM_VREG_PIN_CTRL_PM8038_D1 0x01
#define RPM_VREG_PIN_CTRL_PM8038_A0 0x02
#define RPM_VREG_PIN_CTRL_PM8038_A1 0x04
#define RPM_VREG_PIN_CTRL_PM8038_A2 0x08
/**
* enum rpm_vreg_pin_fn_8930 - RPM regulator pin function choices
* %RPM_VREG_PIN_FN_8930_DONT_CARE: do not care about pin control state of
* the regulator; allow another master
* processor to specify pin control
* %RPM_VREG_PIN_FN_8930_ENABLE: pin control switches between disable and
* enable
* %RPM_VREG_PIN_FN_8930_MODE: pin control switches between LPM and HPM
* %RPM_VREG_PIN_FN_8930_SLEEP_B: regulator is forced into LPM when
* sleep_b signal is asserted
* %RPM_VREG_PIN_FN_8930_NONE: do not use pin control for the regulator
* and do not allow another master to
* request pin control
*
* The pin function specified in platform data corresponds to the active state
* pin function value. Pin function will be NONE until a consumer requests
* pin control to be enabled.
*/
enum rpm_vreg_pin_fn_8930 {
RPM_VREG_PIN_FN_8930_DONT_CARE,
RPM_VREG_PIN_FN_8930_ENABLE,
RPM_VREG_PIN_FN_8930_MODE,
RPM_VREG_PIN_FN_8930_SLEEP_B,
RPM_VREG_PIN_FN_8930_NONE,
};
/**
* enum rpm_vreg_force_mode_8930 - RPM regulator force mode choices
* %RPM_VREG_FORCE_MODE_8930_PIN_CTRL: allow pin control usage
* %RPM_VREG_FORCE_MODE_8930_NONE: do not force any mode
* %RPM_VREG_FORCE_MODE_8930_LPM: force into low power mode
* %RPM_VREG_FORCE_MODE_8930_AUTO: allow regulator to automatically select
* its own mode based on realtime current
* draw (only available for SMPS
* regulators)
* %RPM_VREG_FORCE_MODE_8930_HPM: force into high power mode
* %RPM_VREG_FORCE_MODE_8930_BYPASS: set regulator to use bypass mode, i.e.
* to act as a switch and not regulate
* (only available for LDO regulators)
*
* Force mode is used to override aggregation with other masters and to set
* special operating modes.
*/
enum rpm_vreg_force_mode_8930 {
RPM_VREG_FORCE_MODE_8930_PIN_CTRL = 0,
RPM_VREG_FORCE_MODE_8930_NONE = 0,
RPM_VREG_FORCE_MODE_8930_LPM,
RPM_VREG_FORCE_MODE_8930_AUTO, /* SMPS only */
RPM_VREG_FORCE_MODE_8930_HPM,
RPM_VREG_FORCE_MODE_8930_BYPASS, /* LDO only */
};
/**
* enum rpm_vreg_power_mode_8930 - power mode for SMPS regulators
* %RPM_VREG_POWER_MODE_8930_HYSTERETIC: Use hysteretic mode for HPM and when
* usage goes high in AUTO
* %RPM_VREG_POWER_MODE_8930_PWM: Use PWM mode for HPM and when usage
* goes high in AUTO
*/
enum rpm_vreg_power_mode_8930 {
RPM_VREG_POWER_MODE_8930_HYSTERETIC,
RPM_VREG_POWER_MODE_8930_PWM,
};
/**
* enum rpm_vreg_id - RPM regulator ID numbers (both real and pin control)
*/
enum rpm_vreg_id_8930 {
RPM_VREG_ID_PM8038_L1,
RPM_VREG_ID_PM8038_L2,
RPM_VREG_ID_PM8038_L3,
RPM_VREG_ID_PM8038_L4,
RPM_VREG_ID_PM8038_L5,
RPM_VREG_ID_PM8038_L6,
RPM_VREG_ID_PM8038_L7,
RPM_VREG_ID_PM8038_L8,
RPM_VREG_ID_PM8038_L9,
RPM_VREG_ID_PM8038_L10,
RPM_VREG_ID_PM8038_L11,
RPM_VREG_ID_PM8038_L12,
RPM_VREG_ID_PM8038_L14,
RPM_VREG_ID_PM8038_L15,
RPM_VREG_ID_PM8038_L16,
RPM_VREG_ID_PM8038_L17,
RPM_VREG_ID_PM8038_L18,
RPM_VREG_ID_PM8038_L19,
RPM_VREG_ID_PM8038_L20,
RPM_VREG_ID_PM8038_L21,
RPM_VREG_ID_PM8038_L22,
RPM_VREG_ID_PM8038_L23,
RPM_VREG_ID_PM8038_L24,
RPM_VREG_ID_PM8038_L26,
RPM_VREG_ID_PM8038_L27,
RPM_VREG_ID_PM8038_S1,
RPM_VREG_ID_PM8038_S2,
RPM_VREG_ID_PM8038_S3,
RPM_VREG_ID_PM8038_S4,
RPM_VREG_ID_PM8038_S5,
RPM_VREG_ID_PM8038_S6,
RPM_VREG_ID_PM8038_LVS1,
RPM_VREG_ID_PM8038_LVS2,
RPM_VREG_ID_PM8038_VDD_DIG_CORNER,
RPM_VREG_ID_PM8038_MAX_REAL = RPM_VREG_ID_PM8038_VDD_DIG_CORNER,
/* The following are IDs for regulator devices to enable pin control. */
RPM_VREG_ID_PM8038_L2_PC,
RPM_VREG_ID_PM8038_L3_PC,
RPM_VREG_ID_PM8038_L4_PC,
RPM_VREG_ID_PM8038_L5_PC,
RPM_VREG_ID_PM8038_L6_PC,
RPM_VREG_ID_PM8038_L7_PC,
RPM_VREG_ID_PM8038_L8_PC,
RPM_VREG_ID_PM8038_L9_PC,
RPM_VREG_ID_PM8038_L10_PC,
RPM_VREG_ID_PM8038_L11_PC,
RPM_VREG_ID_PM8038_L12_PC,
RPM_VREG_ID_PM8038_L14_PC,
RPM_VREG_ID_PM8038_L15_PC,
RPM_VREG_ID_PM8038_L17_PC,
RPM_VREG_ID_PM8038_L18_PC,
RPM_VREG_ID_PM8038_L21_PC,
RPM_VREG_ID_PM8038_L22_PC,
RPM_VREG_ID_PM8038_L23_PC,
RPM_VREG_ID_PM8038_L26_PC,
RPM_VREG_ID_PM8038_S1_PC,
RPM_VREG_ID_PM8038_S2_PC,
RPM_VREG_ID_PM8038_S3_PC,
RPM_VREG_ID_PM8038_S4_PC,
RPM_VREG_ID_PM8038_LVS1_PC,
RPM_VREG_ID_PM8038_LVS2_PC,
RPM_VREG_ID_PM8038_MAX = RPM_VREG_ID_PM8038_LVS2_PC,
};
/* Minimum high power mode loads in uA. */
#define RPM_VREG_8930_LDO_50_HPM_MIN_LOAD 5000
#define RPM_VREG_8930_LDO_150_HPM_MIN_LOAD 10000
#define RPM_VREG_8930_LDO_300_HPM_MIN_LOAD 10000
#define RPM_VREG_8930_LDO_600_HPM_MIN_LOAD 10000
#define RPM_VREG_8930_LDO_1200_HPM_MIN_LOAD 10000
#define RPM_VREG_8930_SMPS_1500_HPM_MIN_LOAD 100000
#define RPM_VREG_8930_SMPS_2000_HPM_MIN_LOAD 100000
#endif