M7350/kernel/arch/arm/mach-msm/rpm-regulator-8930.c
2024-09-09 08:52:07 +00:00

437 lines
16 KiB
C

/*
* Copyright (c) 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.
*/
#define pr_fmt(fmt) "%s: " fmt, __func__
#include "rpm-regulator-private.h"
/* RPM regulator request formats */
static struct rpm_vreg_parts ldo_parts = {
.request_len = 2,
.uV = REQUEST_MEMBER(0, 0x007FFFFF, 0),
.pd = REQUEST_MEMBER(0, 0x00800000, 23),
.pc = REQUEST_MEMBER(0, 0x0F000000, 24),
.pf = REQUEST_MEMBER(0, 0xF0000000, 28),
.ip = REQUEST_MEMBER(1, 0x000003FF, 0),
.ia = REQUEST_MEMBER(1, 0x000FFC00, 10),
.fm = REQUEST_MEMBER(1, 0x00700000, 20),
};
static struct rpm_vreg_parts smps_parts = {
.request_len = 2,
.uV = REQUEST_MEMBER(0, 0x007FFFFF, 0),
.pd = REQUEST_MEMBER(0, 0x00800000, 23),
.pc = REQUEST_MEMBER(0, 0x0F000000, 24),
.pf = REQUEST_MEMBER(0, 0xF0000000, 28),
.ip = REQUEST_MEMBER(1, 0x000003FF, 0),
.ia = REQUEST_MEMBER(1, 0x000FFC00, 10),
.fm = REQUEST_MEMBER(1, 0x00700000, 20),
.pm = REQUEST_MEMBER(1, 0x00800000, 23),
.freq = REQUEST_MEMBER(1, 0x1F000000, 24),
.freq_clk_src = REQUEST_MEMBER(1, 0x60000000, 29),
};
static struct rpm_vreg_parts switch_parts = {
.request_len = 1,
.enable_state = REQUEST_MEMBER(0, 0x00000001, 0),
.pd = REQUEST_MEMBER(0, 0x00000002, 1),
.pc = REQUEST_MEMBER(0, 0x0000003C, 2),
.pf = REQUEST_MEMBER(0, 0x000003C0, 6),
.hpm = REQUEST_MEMBER(0, 0x00000C00, 10),
};
static struct rpm_vreg_parts corner_parts = {
.request_len = 1,
.uV = REQUEST_MEMBER(0, 0x00000003, 0),
};
/* Physically available PMIC regulator voltage setpoint ranges */
static struct vreg_range pldo_ranges[] = {
VOLTAGE_RANGE( 750000, 1487500, 12500),
VOLTAGE_RANGE(1500000, 3075000, 25000),
VOLTAGE_RANGE(3100000, 4900000, 50000),
};
static struct vreg_range nldo_ranges[] = {
VOLTAGE_RANGE( 750000, 1537500, 12500),
};
static struct vreg_range nldo1200_ranges[] = {
VOLTAGE_RANGE( 375000, 743750, 6250),
VOLTAGE_RANGE( 750000, 1537500, 12500),
};
static struct vreg_range ln_ldo_ranges[] = {
VOLTAGE_RANGE( 690000, 1110000, 60000),
VOLTAGE_RANGE(1380000, 2220000, 120000),
};
static struct vreg_range smps_ranges[] = {
VOLTAGE_RANGE( 375000, 737500, 12500),
VOLTAGE_RANGE( 750000, 1487500, 12500),
VOLTAGE_RANGE(1500000, 3075000, 25000),
};
static struct vreg_range ftsmps_ranges[] = {
VOLTAGE_RANGE( 350000, 650000, 50000),
VOLTAGE_RANGE( 700000, 1400000, 12500),
VOLTAGE_RANGE(1500000, 3300000, 50000),
};
static struct vreg_range corner_ranges[] = {
VOLTAGE_RANGE(RPM_VREG_CORNER_NONE, RPM_VREG_CORNER_HIGH, 1),
};
static struct vreg_set_points pldo_set_points = SET_POINTS(pldo_ranges);
static struct vreg_set_points nldo_set_points = SET_POINTS(nldo_ranges);
static struct vreg_set_points nldo1200_set_points = SET_POINTS(nldo1200_ranges);
static struct vreg_set_points ln_ldo_set_points = SET_POINTS(ln_ldo_ranges);
static struct vreg_set_points smps_set_points = SET_POINTS(smps_ranges);
static struct vreg_set_points ftsmps_set_points = SET_POINTS(ftsmps_ranges);
static struct vreg_set_points corner_set_points = SET_POINTS(corner_ranges);
static struct vreg_set_points *all_set_points[] = {
&pldo_set_points,
&nldo_set_points,
&nldo1200_set_points,
&ln_ldo_set_points,
&smps_set_points,
&ftsmps_set_points,
&corner_set_points,
};
#define LDO(_id, _name, _name_pc, _ranges, _hpm_min_load, _requires_cxo) \
[RPM_VREG_ID_PM##_id] = { \
.req = { \
[0] = { .id = MSM_RPM_ID_PM##_id##_0, }, \
[1] = { .id = MSM_RPM_ID_PM##_id##_1, }, \
}, \
.hpm_min_load = RPM_VREG_8930_##_hpm_min_load##_HPM_MIN_LOAD, \
.type = RPM_REGULATOR_TYPE_LDO, \
.set_points = &_ranges##_set_points, \
.part = &ldo_parts, \
.id = RPM_VREG_ID_PM##_id, \
.rdesc.name = _name, \
.rdesc_pc.name = _name_pc, \
.requires_cxo = _requires_cxo, \
}
#define SMPS(_id, _name, _name_pc, _ranges, _hpm_min_load) \
[RPM_VREG_ID_PM##_id] = { \
.req = { \
[0] = { .id = MSM_RPM_ID_PM##_id##_0, }, \
[1] = { .id = MSM_RPM_ID_PM##_id##_1, }, \
}, \
.hpm_min_load = RPM_VREG_8930_##_hpm_min_load##_HPM_MIN_LOAD, \
.type = RPM_REGULATOR_TYPE_SMPS, \
.set_points = &_ranges##_set_points, \
.part = &smps_parts, \
.id = RPM_VREG_ID_PM##_id, \
.rdesc.name = _name, \
.rdesc_pc.name = _name_pc, \
}
#define LVS(_id, _name, _name_pc) \
[RPM_VREG_ID_PM##_id] = { \
.req = { \
[0] = { .id = MSM_RPM_ID_PM##_id, }, \
[1] = { .id = -1, }, \
}, \
.type = RPM_REGULATOR_TYPE_VS, \
.part = &switch_parts, \
.id = RPM_VREG_ID_PM##_id, \
.rdesc.name = _name, \
.rdesc_pc.name = _name_pc, \
}
#define MVS(_vreg_id, _name, _name_pc, _rpm_id) \
[RPM_VREG_ID_PM##_vreg_id] = { \
.req = { \
[0] = { .id = MSM_RPM_ID_##_rpm_id, }, \
[1] = { .id = -1, }, \
}, \
.type = RPM_REGULATOR_TYPE_VS, \
.part = &switch_parts, \
.id = RPM_VREG_ID_PM##_vreg_id, \
.rdesc.name = _name, \
.rdesc_pc.name = _name_pc, \
}
#define CORNER(_id, _rpm_id, _name, _ranges) \
[RPM_VREG_ID_PM##_id] = { \
.req = { \
[0] = { .id = MSM_RPM_ID_##_rpm_id, }, \
[1] = { .id = -1, }, \
}, \
.type = RPM_REGULATOR_TYPE_CORNER, \
.set_points = &_ranges##_set_points, \
.part = &corner_parts, \
.id = RPM_VREG_ID_PM##_id, \
.rdesc.name = _name, \
}
static struct vreg vregs_msm8930_pm8038[] = {
LDO(8038_L1, "8038_l1", NULL, nldo1200, LDO_1200, 1),
LDO(8038_L2, "8038_l2", "8038_l2_pc", nldo, LDO_150, 1),
LDO(8038_L3, "8038_l3", "8038_l3_pc", pldo, LDO_50, 0),
LDO(8038_L4, "8038_l4", "8038_l4_pc", pldo, LDO_50, 0),
LDO(8038_L5, "8038_l5", "8038_l5_pc", pldo, LDO_600, 0),
LDO(8038_L6, "8038_l6", "8038_l6_pc", pldo, LDO_600, 0),
LDO(8038_L7, "8038_l7", "8038_l7_pc", pldo, LDO_600, 0),
LDO(8038_L8, "8038_l8", "8038_l8_pc", pldo, LDO_300, 0),
LDO(8038_L9, "8038_l9", "8038_l9_pc", pldo, LDO_300, 0),
LDO(8038_L10, "8038_l10", "8038_l10_pc", pldo, LDO_600, 0),
LDO(8038_L11, "8038_l11", "8038_l11_pc", pldo, LDO_600, 0),
LDO(8038_L12, "8038_l12", "8038_l12_pc", nldo, LDO_300, 1),
LDO(8038_L13, "8038_l13", NULL, ln_ldo, LDO_5, 0),
LDO(8038_L14, "8038_l14", "8038_l14_pc", pldo, LDO_50, 0),
LDO(8038_L15, "8038_l15", "8038_l15_pc", pldo, LDO_150, 0),
LDO(8038_L16, "8038_l16", NULL, nldo1200, LDO_1200, 1),
LDO(8038_L17, "8038_l17", "8038_l17_pc", pldo, LDO_150, 0),
LDO(8038_L18, "8038_l18", "8038_l18_pc", pldo, LDO_50, 0),
LDO(8038_L19, "8038_l19", NULL, nldo1200, LDO_1200, 1),
LDO(8038_L20, "8038_l20", NULL, nldo1200, LDO_1200, 1),
LDO(8038_L21, "8038_l21", "8038_l21_pc", pldo, LDO_150, 0),
LDO(8038_L22, "8038_l22", "8038_l22_pc", pldo, LDO_50, 0),
LDO(8038_L23, "8038_l23", "8038_l23_pc", pldo, LDO_50, 0),
LDO(8038_L24, "8038_l24", NULL, nldo1200, LDO_1200, 1),
LDO(8038_L25, "8038_l25", NULL, ln_ldo, LDO_5, 0),
LDO(8038_L26, "8038_l26", "8038_l26_pc", nldo, LDO_150, 1),
LDO(8038_L27, "8038_l27", NULL, nldo1200, LDO_1200, 1),
SMPS(8038_S1, "8038_s1", "8038_s1_pc", smps, SMPS_1500),
SMPS(8038_S2, "8038_s2", "8038_s2_pc", smps, SMPS_1500),
SMPS(8038_S3, "8038_s3", "8038_s3_pc", smps, SMPS_1500),
SMPS(8038_S4, "8038_s4", "8038_s4_pc", smps, SMPS_1500),
SMPS(8038_S5, "8038_s5", NULL, ftsmps, SMPS_2000),
SMPS(8038_S6, "8038_s6", NULL, ftsmps, SMPS_2000),
LVS(8038_LVS1, "8038_lvs1", "8038_lvs1_pc"),
LVS(8038_LVS2, "8038_lvs2", "8038_lvs2_pc"),
CORNER(8038_VDD_DIG_CORNER, VOLTAGE_CORNER, "vdd_dig_corner", corner),
};
static struct vreg vregs_msm8930_pm8917[] = {
LDO(8917_L1, "8917_l1", "8917_l1_pc", nldo, LDO_150, 1),
LDO(8917_L2, "8917_l2", "8917_l2_pc", nldo, LDO_150, 1),
LDO(8917_L3, "8917_l3", "8917_l3_pc", pldo, LDO_150, 0),
LDO(8917_L4, "8917_l4", "8917_l4_pc", pldo, LDO_50, 0),
LDO(8917_L5, "8917_l5", "8917_l5_pc", pldo, LDO_300, 0),
LDO(8917_L6, "8917_l6", "8917_l6_pc", pldo, LDO_600, 0),
LDO(8917_L7, "8917_l7", "8917_l7_pc", pldo, LDO_150, 0),
LDO(8917_L8, "8917_l8", "8917_l8_pc", pldo, LDO_300, 0),
LDO(8917_L9, "8917_l9", "8917_l9_pc", pldo, LDO_300, 0),
LDO(8917_L10, "8917_l10", "8917_l10_pc", pldo, LDO_600, 0),
LDO(8917_L11, "8917_l11", "8917_l11_pc", pldo, LDO_150, 0),
LDO(8917_L12, "8917_l12", "8917_l12_pc", nldo, LDO_150, 1),
LDO(8917_L14, "8917_l14", "8917_l14_pc", pldo, LDO_50, 0),
LDO(8917_L15, "8917_l15", "8917_l15_pc", pldo, LDO_150, 0),
LDO(8917_L16, "8917_l16", "8917_l16_pc", pldo, LDO_300, 0),
LDO(8917_L17, "8917_l17", "8917_l17_pc", pldo, LDO_150, 0),
LDO(8917_L18, "8917_l18", "8917_l18_pc", nldo, LDO_150, 1),
LDO(8917_L21, "8917_l21", "8917_l21_pc", pldo, LDO_150, 0),
LDO(8917_L22, "8917_l22", "8917_l22_pc", pldo, LDO_150, 0),
LDO(8917_L23, "8917_l23", "8917_l23_pc", pldo, LDO_150, 0),
LDO(8917_L24, "8917_l24", NULL, nldo1200, LDO_1200, 0),
LDO(8917_L25, "8917_l25", NULL, nldo1200, LDO_1200, 0),
LDO(8917_L26, "8917_l26", NULL, nldo1200, LDO_1200, 0),
LDO(8917_L27, "8917_l27", NULL, nldo1200, LDO_1200, 0),
LDO(8917_L28, "8917_l28", NULL, nldo1200, LDO_1200, 0),
LDO(8917_L29, "8917_l29", "8917_l29_pc", pldo, LDO_150, 0),
LDO(8917_L30, "8917_l30", "8917_l30_pc", pldo, LDO_150, 0),
LDO(8917_L31, "8917_l31", "8917_l31_pc", pldo, LDO_150, 0),
LDO(8917_L32, "8917_l32", "8917_l32_pc", pldo, LDO_150, 0),
LDO(8917_L33, "8917_l33", "8917_l33_pc", pldo, LDO_150, 0),
LDO(8917_L34, "8917_l34", "8917_l34_pc", pldo, LDO_150, 0),
LDO(8917_L35, "8917_l35", "8917_l35_pc", pldo, LDO_300, 0),
LDO(8917_L36, "8917_l36", "8917_l36_pc", pldo, LDO_50, 0),
SMPS(8917_S1, "8917_s1", "8917_s1_pc", smps, SMPS_1500),
SMPS(8917_S2, "8917_s2", "8917_s2_pc", smps, SMPS_1500),
SMPS(8917_S3, "8917_s3", "8917_s3_pc", smps, SMPS_1500),
SMPS(8917_S4, "8917_s4", "8917_s4_pc", smps, SMPS_1500),
SMPS(8917_S5, "8917_s5", NULL, ftsmps, SMPS_2000),
SMPS(8917_S6, "8917_s6", NULL, ftsmps, SMPS_2000),
SMPS(8917_S7, "8917_s7", "8917_s7_pc", smps, SMPS_1500),
SMPS(8917_S8, "8917_s8", "8917_s8_pc", smps, SMPS_1500),
LVS(8917_LVS1, "8917_lvs1", "8917_lvs1_pc"),
LVS(8917_LVS3, "8917_lvs3", "8917_lvs3_pc"),
LVS(8917_LVS4, "8917_lvs4", "8917_lvs4_pc"),
LVS(8917_LVS5, "8917_lvs5", "8917_lvs5_pc"),
LVS(8917_LVS6, "8917_lvs6", "8917_lvs6_pc"),
LVS(8917_LVS7, "8917_lvs7", "8917_lvs7_pc"),
MVS(8917_USB_OTG, "8917_usb_otg", NULL, USB_OTG_SWITCH),
CORNER(8917_VDD_DIG_CORNER, VOLTAGE_CORNER, "vdd_dig_corner", corner),
};
static const char *pin_func_label[] = {
[RPM_VREG_PIN_FN_8930_DONT_CARE] = "don't care",
[RPM_VREG_PIN_FN_8930_ENABLE] = "on/off",
[RPM_VREG_PIN_FN_8930_MODE] = "HPM/LPM",
[RPM_VREG_PIN_FN_8930_SLEEP_B] = "sleep_b",
[RPM_VREG_PIN_FN_8930_NONE] = "none",
};
static const char *force_mode_label[] = {
[RPM_VREG_FORCE_MODE_8930_NONE] = "none",
[RPM_VREG_FORCE_MODE_8930_LPM] = "LPM",
[RPM_VREG_FORCE_MODE_8930_AUTO] = "auto",
[RPM_VREG_FORCE_MODE_8930_HPM] = "HPM",
[RPM_VREG_FORCE_MODE_8930_BYPASS] = "BYP",
};
static const char *power_mode_label[] = {
[RPM_VREG_POWER_MODE_8930_HYSTERETIC] = "HYS",
[RPM_VREG_POWER_MODE_8930_PWM] = "PWM",
};
static const char *pin_control_label[] = {
" D1",
" A0",
" A1",
" A2",
};
static int is_real_id_msm8930_pm8038(int id)
{
return (id >= 0) && (id <= RPM_VREG_ID_PM8038_MAX_REAL);
}
static int pc_id_to_real_id_msm8930_pm8038(int id)
{
int real_id = 0;
if (id >= RPM_VREG_ID_PM8038_L2_PC && id <= RPM_VREG_ID_PM8038_L12_PC)
real_id = id - RPM_VREG_ID_PM8038_L2_PC
+ RPM_VREG_ID_PM8038_L2;
else if (id >= RPM_VREG_ID_PM8038_L14_PC
&& id <= RPM_VREG_ID_PM8038_L15_PC)
real_id = id - RPM_VREG_ID_PM8038_L14_PC
+ RPM_VREG_ID_PM8038_L14;
else if (id >= RPM_VREG_ID_PM8038_L17_PC
&& id <= RPM_VREG_ID_PM8038_L18_PC)
real_id = id - RPM_VREG_ID_PM8038_L17_PC
+ RPM_VREG_ID_PM8038_L17;
else if (id >= RPM_VREG_ID_PM8038_L21_PC
&& id <= RPM_VREG_ID_PM8038_L23_PC)
real_id = id - RPM_VREG_ID_PM8038_L21_PC
+ RPM_VREG_ID_PM8038_L21;
else if (id == RPM_VREG_ID_PM8038_L26_PC)
real_id = RPM_VREG_ID_PM8038_L26;
else if (id >= RPM_VREG_ID_PM8038_S1_PC
&& id <= RPM_VREG_ID_PM8038_S4_PC)
real_id = id - RPM_VREG_ID_PM8038_S1_PC
+ RPM_VREG_ID_PM8038_S1;
else if (id >= RPM_VREG_ID_PM8038_LVS1_PC
&& id <= RPM_VREG_ID_PM8038_LVS2_PC)
real_id = id - RPM_VREG_ID_PM8038_LVS1_PC
+ RPM_VREG_ID_PM8038_LVS1;
return real_id;
}
static int is_real_id_msm8930_pm8917(int id)
{
return (id >= 0) && (id <= RPM_VREG_ID_PM8917_MAX_REAL);
}
static int pc_id_to_real_id_msm8930_pm8917(int id)
{
int real_id = 0;
if (id >= RPM_VREG_ID_PM8917_L1_PC && id <= RPM_VREG_ID_PM8917_L23_PC)
real_id = id - RPM_VREG_ID_PM8917_L1_PC
+ RPM_VREG_ID_PM8917_L1;
else if (id >= RPM_VREG_ID_PM8917_L29_PC
&& id <= RPM_VREG_ID_PM8917_S4_PC)
real_id = id - RPM_VREG_ID_PM8917_L29_PC
+ RPM_VREG_ID_PM8917_L29;
else if (id >= RPM_VREG_ID_PM8917_S7_PC
&& id <= RPM_VREG_ID_PM8917_LVS7_PC)
real_id = id - RPM_VREG_ID_PM8917_S7_PC
+ RPM_VREG_ID_PM8917_S7;
return real_id;
}
static struct vreg_config config_msm8930_pm8038 = {
.vregs = vregs_msm8930_pm8038,
.vregs_len = ARRAY_SIZE(vregs_msm8930_pm8038),
.vreg_id_min = RPM_VREG_ID_PM8038_L1,
.vreg_id_max = RPM_VREG_ID_PM8038_MAX,
.pin_func_none = RPM_VREG_PIN_FN_8930_NONE,
.pin_func_sleep_b = RPM_VREG_PIN_FN_8930_SLEEP_B,
.mode_lpm = REGULATOR_MODE_IDLE,
.mode_hpm = REGULATOR_MODE_NORMAL,
.set_points = all_set_points,
.set_points_len = ARRAY_SIZE(all_set_points),
.label_pin_ctrl = pin_control_label,
.label_pin_ctrl_len = ARRAY_SIZE(pin_control_label),
.label_pin_func = pin_func_label,
.label_pin_func_len = ARRAY_SIZE(pin_func_label),
.label_force_mode = force_mode_label,
.label_force_mode_len = ARRAY_SIZE(force_mode_label),
.label_power_mode = power_mode_label,
.label_power_mode_len = ARRAY_SIZE(power_mode_label),
.is_real_id = is_real_id_msm8930_pm8038,
.pc_id_to_real_id = pc_id_to_real_id_msm8930_pm8038,
};
static struct vreg_config config_msm8930_pm8917 = {
.vregs = vregs_msm8930_pm8917,
.vregs_len = ARRAY_SIZE(vregs_msm8930_pm8917),
.vreg_id_min = RPM_VREG_ID_PM8917_L1,
.vreg_id_max = RPM_VREG_ID_PM8917_MAX,
.pin_func_none = RPM_VREG_PIN_FN_8930_NONE,
.pin_func_sleep_b = RPM_VREG_PIN_FN_8930_SLEEP_B,
.mode_lpm = REGULATOR_MODE_IDLE,
.mode_hpm = REGULATOR_MODE_NORMAL,
.set_points = all_set_points,
.set_points_len = ARRAY_SIZE(all_set_points),
.label_pin_ctrl = pin_control_label,
.label_pin_ctrl_len = ARRAY_SIZE(pin_control_label),
.label_pin_func = pin_func_label,
.label_pin_func_len = ARRAY_SIZE(pin_func_label),
.label_force_mode = force_mode_label,
.label_force_mode_len = ARRAY_SIZE(force_mode_label),
.label_power_mode = power_mode_label,
.label_power_mode_len = ARRAY_SIZE(power_mode_label),
.is_real_id = is_real_id_msm8930_pm8917,
.pc_id_to_real_id = pc_id_to_real_id_msm8930_pm8917,
};
struct vreg_config *get_config_8930(void)
{
return &config_msm8930_pm8038;
}
struct vreg_config *get_config_8930_pm8917(void)
{
return &config_msm8930_pm8917;
}