Transition to hekate bdk layout

This commit is contained in:
shchmue 2020-06-26 14:17:06 -06:00
parent 4425e81085
commit 4ffd4ce7f0
317 changed files with 60891 additions and 1003 deletions

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/*
* Battery charger driver for Nintendo Switch's TI BQ24193
*
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "bq24193.h"
#include <soc/i2c.h>
#include <utils/util.h>
static u8 bq24193_get_reg(u8 reg)
{
return i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, reg);
}
int bq24193_get_property(enum BQ24193_reg_prop prop, int *value)
{
u8 data;
switch (prop) {
case BQ24193_InputVoltageLimit: // Input voltage limit (mV).
data = bq24193_get_reg(BQ24193_InputSource);
data = (data & BQ24193_INCONFIG_VINDPM_MASK) >> 3;
*value = 0;
*value += ((data >> 0) & 1) ? 80 : 0;
*value += ((data >> 1) & 1) ? 160 : 0;
*value += ((data >> 2) & 1) ? 320 : 0;
*value += ((data >> 3) & 1) ? 640 : 0;
*value += 3880;
break;
case BQ24193_InputCurrentLimit: // Input current limit (mA).
data = bq24193_get_reg(BQ24193_InputSource);
data &= BQ24193_INCONFIG_INLIMIT_MASK;
switch (data)
{
case 0:
*value = 100;
break;
case 1:
*value = 150;
break;
case 2:
*value = 500;
break;
case 3:
*value = 900;
break;
case 4:
*value = 1200;
break;
case 5:
*value = 1500;
break;
case 6:
*value = 2000;
break;
case 7:
*value = 3000;
break;
}
break;
case BQ24193_SystemMinimumVoltage: // Minimum system voltage limit (mV).
data = bq24193_get_reg(BQ24193_PORConfig);
*value = (data & BQ24193_PORCONFIG_SYSMIN_MASK) >> 1;
*value *= 100;
*value += 3000;
break;
case BQ24193_FastChargeCurrentLimit: // Fast charge current limit (mA).
data = bq24193_get_reg(BQ24193_ChrgCurr);
data = (data & BQ24193_CHRGCURR_ICHG_MASK) >> 2;
*value = 0;
*value += ((data >> 0) & 1) ? 64 : 0;
*value += ((data >> 1) & 1) ? 128 : 0;
*value += ((data >> 2) & 1) ? 256 : 0;
*value += ((data >> 3) & 1) ? 512 : 0;
*value += ((data >> 4) & 1) ? 1024 : 0;
*value += ((data >> 5) & 1) ? 2048 : 0;
*value += 512;
data = bq24193_get_reg(BQ24193_ChrgCurr);
data &= BQ24193_CHRGCURR_20PCT_MASK;
if (data)
*value = *value * 20 / 100; // Fast charge current limit is 20%.
break;
case BQ24193_ChargeVoltageLimit: // Charge voltage limit (mV).
data = bq24193_get_reg(BQ24193_ChrgVolt);
data = (data & BQ24193_CHRGVOLT_VREG) >> 2;
*value = 0;
*value += ((data >> 0) & 1) ? 16 : 0;
*value += ((data >> 1) & 1) ? 32 : 0;
*value += ((data >> 2) & 1) ? 64 : 0;
*value += ((data >> 3) & 1) ? 128 : 0;
*value += ((data >> 4) & 1) ? 256 : 0;
*value += ((data >> 5) & 1) ? 512 : 0;
*value += 3504;
break;
case BQ24193_RechargeThreshold: // Recharge voltage threshold less than voltage limit (mV).
data = bq24193_get_reg(BQ24193_ChrgVolt);
data &= BQ24193_IRTHERMAL_THERM_MASK;
if (data)
*value = 300;
else
*value = 100;
break;
case BQ24193_ThermalRegulation: // Thermal regulation threshold (oC).
data = bq24193_get_reg(BQ24193_IRCompThermal);
data &= BQ24193_IRTHERMAL_THERM_MASK;
switch (data)
{
case 0:
*value = 60;
break;
case 1:
*value = 80;
break;
case 2:
*value = 100;
break;
case 3:
*value = 120;
break;
}
break;
case BQ24193_ChargeStatus: // 0: Not charging, 1: Pre-charge, 2: Fast charging, 3: Charge termination done
data = bq24193_get_reg(BQ24193_Status);
*value = (data & BQ24193_STATUS_CHRG_MASK) >> 4;
break;
case BQ24193_TempStatus: // 0: Normal, 2: Warm, 3: Cool, 5: Cold, 6: Hot.
data = bq24193_get_reg(BQ24193_FaultReg);
*value = data & BQ24193_FAULT_THERM_MASK;
break;
case BQ24193_DevID: // Dev ID.
data = bq24193_get_reg(BQ24193_VendorPart);
*value = data & BQ24193_VENDORPART_DEV_MASK;
break;
case BQ24193_ProductNumber: // Product number.
data = bq24193_get_reg(BQ24193_VendorPart);
*value = (data & BQ24193_VENDORPART_PN_MASK) >> 3;
break;
default:
return -1;
}
return 0;
}
void bq24193_enable_charger()
{
u8 reg = bq24193_get_reg(BQ24193_PORConfig);
reg &= ~BQ24193_PORCONFIG_CHGCONFIG_MASK;
reg |= BQ24193_PORCONFIG_CHGCONFIG_CHARGER_EN;
i2c_send_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_PORConfig, reg);
}
void bq24193_fake_battery_removal()
{
// Disable watchdog to keep BATFET disabled.
u8 value = bq24193_get_reg(BQ24193_ChrgTermTimer);
value &= ~BQ24193_CHRGTERM_WATCHDOG_MASK;
i2c_send_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_ChrgTermTimer, value);
// Force BATFET to disabled state. This disconnects the battery from the system.
value = bq24193_get_reg(BQ24193_Misc);
value |= BQ24193_MISC_BATFET_DI_MASK;
i2c_send_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_Misc, value);
}

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/*
* Battery charger driver for Nintendo Switch's TI BQ24193
*
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __BQ24193_H_
#define __BQ24193_H_
#define BQ24193_I2C_ADDR 0x6B
// REG 0 masks.
#define BQ24193_INCONFIG_INLIMIT_MASK (7<<0)
#define BQ24193_INCONFIG_VINDPM_MASK 0x78
#define BQ24193_INCONFIG_HIZ_EN_MASK (1<<7)
// REG 1 masks.
#define BQ24193_PORCONFIG_BOOST_MASK (1<<0)
#define BQ24193_PORCONFIG_SYSMIN_MASK (7<<1)
#define BQ24193_PORCONFIG_CHGCONFIG_MASK (3<<4)
#define BQ24193_PORCONFIG_CHGCONFIG_CHARGER_EN (1<<4)
#define BQ24193_PORCONFIG_I2CWATCHDOG_MASK (1<<6)
#define BQ24193_PORCONFIG_RESET_MASK (1<<7)
// REG 2 masks.
#define BQ24193_CHRGCURR_20PCT_MASK (1<<0)
#define BQ24193_CHRGCURR_ICHG_MASK 0xFC
// REG 3 masks.
#define BQ24193_PRECHRG_ITERM 0x0F
#define BQ24193_PRECHRG_IPRECHG 0xF0
// REG 4 masks.
#define BQ24193_CHRGVOLT_VTHRES (1<<0)
#define BQ24193_CHRGVOLT_BATTLOW (1<<1)
#define BQ24193_CHRGVOLT_VREG 0xFC
// REG 5 masks.
#define BQ24193_CHRGTERM_ISET_MASK (1<<0)
#define BQ24193_CHRGTERM_CHGTIMER_MASK (3<<1)
#define BQ24193_CHRGTERM_ENTIMER_MASK (1<<3)
#define BQ24193_CHRGTERM_WATCHDOG_MASK (3<<4)
#define BQ24193_CHRGTERM_TERM_ST_MASK (1<<6)
#define BQ24193_CHRGTERM_TERM_EN_MASK (1<<7)
// REG 6 masks.
#define BQ24193_IRTHERMAL_THERM_MASK (3<<0)
#define BQ24193_IRTHERMAL_VCLAMP_MASK (7<<2)
#define BQ24193_IRTHERMAL_BATTCOMP_MASK (7<<5)
// REG 7 masks.
#define BQ24193_MISC_INT_MASK (3<<0)
#define BQ24193_MISC_VSET_MASK (1<<4)
#define BQ24193_MISC_BATFET_DI_MASK (1<<5)
#define BQ24193_MISC_TMR2X_EN_MASK (1<<6)
#define BQ24193_MISC_DPDM_EN_MASK (1<<7)
// REG 8 masks.
#define BQ24193_STATUS_VSYS_MASK (1<<0)
#define BQ24193_STATUS_THERM_MASK (1<<1)
#define BQ24193_STATUS_PG_MASK (1<<2)
#define BQ24193_STATUS_DPM_MASK (1<<3)
#define BQ24193_STATUS_CHRG_MASK (3<<4)
#define BQ24193_STATUS_VBUS_MASK (3<<6)
// REG 9 masks.
#define BQ24193_FAULT_THERM_MASK (7<<0)
#define BQ24193_FAULT_BATT_OVP_MASK (1<<3)
#define BQ24193_FAULT_CHARGE_MASK (3<<4)
#define BQ24193_FAULT_BOOST_MASK (1<<6)
#define BQ24193_FAULT_WATCHDOG_MASK (1<<7)
// REG A masks.
#define BQ24193_VENDORPART_DEV_MASK (3<<0)
#define BQ24193_VENDORPART_PN_MASK (7<<3)
enum BQ24193_reg {
BQ24193_InputSource = 0x00,
BQ24193_PORConfig = 0x01,
BQ24193_ChrgCurr = 0x02,
BQ24193_PreChrgTerm = 0x03,
BQ24193_ChrgVolt = 0x04,
BQ24193_ChrgTermTimer = 0x05,
BQ24193_IRCompThermal = 0x06,
BQ24193_Misc = 0x07,
BQ24193_Status = 0x08,
BQ24193_FaultReg = 0x09,
BQ24193_VendorPart = 0x0A,
};
enum BQ24193_reg_prop {
BQ24193_InputVoltageLimit, // REG 0.
BQ24193_InputCurrentLimit, // REG 0.
BQ24193_SystemMinimumVoltage, // REG 1.
BQ24193_FastChargeCurrentLimit, // REG 2.
BQ24193_ChargeVoltageLimit, // REG 4.
BQ24193_RechargeThreshold, // REG 4.
BQ24193_ThermalRegulation, // REG 6.
BQ24193_ChargeStatus, // REG 8.
BQ24193_TempStatus, // REG 9.
BQ24193_DevID, // REG A.
BQ24193_ProductNumber, // REG A.
};
int bq24193_get_property(enum BQ24193_reg_prop prop, int *value);
void bq24193_enable_charger();
void bq24193_fake_battery_removal();
#endif /* __BQ24193_H_ */

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/*
* Fuel gauge driver for Nintendo Switch's Maxim 17050
*
* Copyright (c) 2011 Samsung Electronics
* MyungJoo Ham <myungjoo.ham@samsung.com>
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* This driver is based on max17040_battery.c
*/
#include "max17050.h"
#include <soc/i2c.h>
#include <utils/util.h>
/* Status register bits */
#define STATUS_POR_BIT (1 << 1)
#define STATUS_BST_BIT (1 << 3)
#define STATUS_VMN_BIT (1 << 8)
#define STATUS_TMN_BIT (1 << 9)
#define STATUS_SMN_BIT (1 << 10)
#define STATUS_BI_BIT (1 << 11)
#define STATUS_VMX_BIT (1 << 12)
#define STATUS_TMX_BIT (1 << 13)
#define STATUS_SMX_BIT (1 << 14)
#define STATUS_BR_BIT (1 << 15)
#define VFSOC0_LOCK 0x0000
#define VFSOC0_UNLOCK 0x0080
#define MAX17050_VMAX_TOLERANCE 50 /* 50 mV */
static u32 battery_voltage = 0;
u32 max17050_get_cached_batt_volt()
{
return battery_voltage;
}
static u16 max17050_get_reg(u8 reg)
{
u16 data = 0;
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, reg);
return data;
}
int max17050_get_property(enum MAX17050_reg reg, int *value)
{
u16 data;
switch (reg)
{
case MAX17050_Age: // Age (percent). Based on 100% x (FullCAP Register/DesignCap).
data = max17050_get_reg(MAX17050_Age);
*value = data >> 8; /* Show MSB. 1% increments */
break;
case MAX17050_Cycles: // Cycle count.
*value = max17050_get_reg(MAX17050_Cycles);
break;
case MAX17050_MinVolt: // Voltage max/min
data = max17050_get_reg(MAX17050_MinMaxVolt);
*value = (data & 0xff) * 20; /* Voltage MIN. Units of 20mV */
break;
case MAX17050_MaxVolt: // Voltage max/min
data = max17050_get_reg(MAX17050_MinMaxVolt);
*value = (data >> 8) * 20; /* Voltage MAX. Units of LSB = 20mV */
break;
case MAX17050_V_empty: // Voltage min design.
data = max17050_get_reg(MAX17050_V_empty);
*value = (data >> 7) * 10; /* Units of LSB = 10mV */
break;
case MAX17050_VCELL: // Voltage now.
data = max17050_get_reg(MAX17050_VCELL);
*value = data * 625 / 8 / 1000;
battery_voltage = *value;
break;
case MAX17050_AvgVCELL: // Voltage avg.
data = max17050_get_reg(MAX17050_AvgVCELL);
*value = data * 625 / 8 / 1000;
break;
case MAX17050_OCVInternal: // Voltage ocv.
data = max17050_get_reg(MAX17050_OCVInternal);
*value = data * 625 / 8 / 1000;
break;
case MAX17050_RepSOC: // Capacity %.
*value = max17050_get_reg(MAX17050_RepSOC);
break;
case MAX17050_DesignCap: // Charge full design.
data = max17050_get_reg(MAX17050_DesignCap);
*value = data * 5 / 10;
break;
case MAX17050_FullCAP: // Charge full.
data = max17050_get_reg(MAX17050_FullCAP);
*value = data * 5 / 10;
break;
case MAX17050_RepCap: // Charge now.
data = max17050_get_reg(MAX17050_RepCap);
*value = data * 5 / 10;
break;
case MAX17050_TEMP: // Temp.
data = max17050_get_reg(MAX17050_TEMP);
*value = (s16)data;
*value = *value * 10 / 256;
break;
case MAX17050_Current: // Current now.
data = max17050_get_reg(MAX17050_Current);
*value = (s16)data;
*value *= 1562500 / MAX17050_DEFAULT_SNS_RESISTOR;
break;
case MAX17050_AvgCurrent: // Current avg.
data = max17050_get_reg(MAX17050_AvgCurrent);
*value = (s16)data;
*value *= 1562500 / MAX17050_DEFAULT_SNS_RESISTOR;
break;
default:
return -1;
}
return 0;
}
static int _max17050_write_verify_reg(u8 reg, u16 value)
{
int retries = 8;
int ret;
u16 read_value;
do
{
ret = i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, reg, (u8 *)&value, 2);
read_value = max17050_get_reg(reg);
if (read_value != value)
{
ret = -1;
retries--;
}
} while (retries && read_value != value);
return ret;
}
static void _max17050_override_por(u8 reg, u16 value)
{
if (value)
i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, reg, (u8 *)&value, 2);
}
static void _max17050_load_new_capacity_params()
{
u16 fullcap, repSoc, dq_acc, dp_acc;
fullcap = 0x2476; // 4667mAh design capacity.
dq_acc = 0x10bc; // From a healthy fuel gauge.
dp_acc = 0x5e09; // =||=
repSoc = 0x6400; // 100%.
_max17050_write_verify_reg(MAX17050_RemCap, fullcap);
_max17050_write_verify_reg(MAX17050_RepCap, fullcap);
_max17050_write_verify_reg(MAX17050_dQacc, dq_acc);
_max17050_write_verify_reg(MAX17050_dPacc, dp_acc);
_max17050_write_verify_reg(MAX17050_FullCAP, fullcap);
//i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_DesignCap, (u8 *)&fullcap, 2);
_max17050_write_verify_reg(MAX17050_FullCAPNom, fullcap);
/* Update SOC register with new SOC */
i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_RepSOC, (u8 *)&repSoc, 2);
}
static void _max17050_reset_vfsoc0_reg()
{
u16 lockVal = 0;
u16 vfSoc = 0x6440; // >100% for fully charged battery
lockVal = VFSOC0_UNLOCK;
i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_VFSOC0Enable, (u8 *)&lockVal, 2);
_max17050_write_verify_reg(MAX17050_VFSOC0, vfSoc);
lockVal = VFSOC0_LOCK;
i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_VFSOC0Enable, (u8 *)&lockVal, 2);
}
static void _max17050_update_capacity_regs()
{
u16 value = 0x2476; // Set to 4667mAh design capacity.
_max17050_write_verify_reg(MAX17050_FullCAP, value);
_max17050_write_verify_reg(MAX17050_FullCAPNom, value);
//i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_DesignCap, config->design_cap, 2);
}
static void _max17050_write_config_regs()
{
u16 value = 0;
value = 0x7254;
i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_CONFIG, (u8 *)&value, 2);
value = 0x2473;
i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_LearnCFG, (u8 *)&value, 2);
//i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_FilterCFG, (u8 *)&value, 2)
//i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_RelaxCFG, (u8 *)&value, 2)
//i2c_send_buf_small(I2C_1, MAXIM17050_I2C_ADDR, MAX17050_FullSOCThr, (u8 *)&value, 2)
}
/*
* Block write all the override values coming from platform data.
* This function MUST be called before the POR initialization proceedure
* specified by maxim.
*/
static void _max17050_override_por_values()
{
u16 dq_acc = 0x10bc; // From a healthy fuel gauge.
u16 dp_acc = 0x5e09; // =||=
_max17050_override_por(MAX17050_dQacc, dq_acc);
_max17050_override_por(MAX17050_dPacc, dp_acc);
//_max17050_override_por(MAX17050_RCOMP0, config->rcomp0); //0x58
//_max17050_override_por(MAX17050_TempCo, config->tcompc0); //0x1b22
//u16 k_empty0 = 0x439;
//_max17050_override_por(map, MAX17050_K_empty0, k_empty0); // Unknown cell data
}
static void _max17050_set_por_bit(u16 value)
{
_max17050_write_verify_reg(MAX17050_STATUS, value);
}
int max17050_fix_configuration()
{
/* Init phase, set the POR bit */
_max17050_set_por_bit(STATUS_POR_BIT);
/* Override POR values */
_max17050_override_por_values();
/* After Power up, the MAX17050 requires 500ms in order
* to perform signal debouncing and initial SOC reporting
*/
msleep(500);
/* Initialize configaration */
_max17050_write_config_regs();
/* update capacity params */
_max17050_update_capacity_regs();
/* delay must be atleast 350mS to allow VFSOC
* to be calculated from the new configuration
*/
msleep(350);
/* reset vfsoc0 reg */
_max17050_reset_vfsoc0_reg();
/* load new capacity params */
_max17050_load_new_capacity_params();
/* Init complete, Clear the POR bit */
//_max17050_set_por_bit(0); // Should we? Or let the switch to reconfigure POR?
// Sets POR, BI, BR.
_max17050_set_por_bit(0x8801);
return 0;
}

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/*
* Fuel gauge driver for Nintendo Switch's Maxim 17050
* Note that Maxim 8966 and 8997 are mfd and this is its subdevice.
*
* Copyright (c) 2011 Samsung Electronics
* MyungJoo Ham <myungjoo.ham@samsung.com>
* Copyright (c) 2018-2020 CTCaer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __MAX17050_H_
#define __MAX17050_H_
#include <utils/types.h>
#define MAX17050_STATUS_BattAbsent (1 << 3)
#define MAX17050_DEFAULT_SNS_RESISTOR 10000
/* Consider RepCap which is less then 10 units below FullCAP full */
#define MAX17050_FULL_THRESHOLD 10
#define MAX17050_CHARACTERIZATION_DATA_SIZE 48
#define MAXIM17050_I2C_ADDR 0x36
enum MAX17050_reg {
MAX17050_STATUS = 0x00,
MAX17050_VALRT_Th = 0x01,
MAX17050_TALRT_Th = 0x02,
MAX17050_SALRT_Th = 0x03,
MAX17050_AtRate = 0x04,
MAX17050_RepCap = 0x05,
MAX17050_RepSOC = 0x06,
MAX17050_Age = 0x07,
MAX17050_TEMP = 0x08,
MAX17050_VCELL = 0x09,
MAX17050_Current = 0x0A,
MAX17050_AvgCurrent = 0x0B,
MAX17050_SOC = 0x0D,
MAX17050_AvSOC = 0x0E,
MAX17050_RemCap = 0x0F,
MAX17050_FullCAP = 0x10,
MAX17050_TTE = 0x11,
MAX17050_QRTbl00 = 0x12,
MAX17050_FullSOCThr = 0x13,
MAX17050_RSLOW = 0x14,
MAX17050_AvgTA = 0x16,
MAX17050_Cycles = 0x17,
MAX17050_DesignCap = 0x18,
MAX17050_AvgVCELL = 0x19,
MAX17050_MinMaxTemp = 0x1A,
MAX17050_MinMaxVolt = 0x1B,
MAX17050_MinMaxCurr = 0x1C,
MAX17050_CONFIG = 0x1D,
MAX17050_ICHGTerm = 0x1E,
MAX17050_AvCap = 0x1F,
MAX17050_ManName = 0x20,
MAX17050_DevName = 0x21,
MAX17050_QRTbl10 = 0x22,
MAX17050_FullCAPNom = 0x23,
MAX17050_TempNom = 0x24,
MAX17050_TempLim = 0x25,
MAX17050_TempHot = 0x26,
MAX17050_AIN = 0x27,
MAX17050_LearnCFG = 0x28,
MAX17050_FilterCFG = 0x29,
MAX17050_RelaxCFG = 0x2A,
MAX17050_MiscCFG = 0x2B,
MAX17050_TGAIN = 0x2C,
MAX17050_TOFF = 0x2D,
MAX17050_CGAIN = 0x2E,
MAX17050_COFF = 0x2F,
MAX17050_QRTbl20 = 0x32,
MAX17050_SOC_empty = 0x33,
MAX17050_T_empty = 0x34,
MAX17050_FullCAP0 = 0x35,
MAX17050_LAvg_empty = 0x36,
MAX17050_FCTC = 0x37,
MAX17050_RCOMP0 = 0x38,
MAX17050_TempCo = 0x39,
MAX17050_V_empty = 0x3A,
MAX17050_K_empty0 = 0x3B,
MAX17050_TaskPeriod = 0x3C,
MAX17050_FSTAT = 0x3D,
MAX17050_TIMER = 0x3E,
MAX17050_SHDNTIMER = 0x3F,
MAX17050_QRTbl30 = 0x42,
MAX17050_dQacc = 0x45,
MAX17050_dPacc = 0x46,
MAX17050_VFSOC0 = 0x48,
Max17050_QH0 = 0x4C,
MAX17050_QH = 0x4D,
MAX17050_QL = 0x4E,
MAX17050_MinVolt = 0x50, // Custom ID. Not to be sent to i2c.
MAX17050_MaxVolt = 0x51, // Custom ID. Not to be sent to i2c.
MAX17050_VFSOC0Enable = 0x60,
MAX17050_MODELEnable1 = 0x62,
MAX17050_MODELEnable2 = 0x63,
MAX17050_MODELChrTbl = 0x80,
MAX17050_OCV = 0xEE,
MAX17050_OCVInternal = 0xFB,
MAX17050_VFSOC = 0xFF,
};
int max17050_get_property(enum MAX17050_reg reg, int *value);
int max17050_fix_configuration();
u32 max17050_get_cached_batt_volt();
#endif /* __MAX17050_H_ */

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/*
* Defining registers address and its bit definitions of MAX77620 and MAX20024
*
* Copyright (c) 2016 NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2019 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*/
#ifndef _MFD_MAX77620_H_
#define _MFD_MAX77620_H_
#define MAX77620_I2C_ADDR 0x3C
/* GLOBAL, PMIC, GPIO, FPS, ONOFFC, CID Registers */
#define MAX77620_REG_CNFGGLBL1 0x00
#define MAX77620_CNFGGLBL1_LBDAC_EN (1 << 7)
#define MAX77620_CNFGGLBL1_MPPLD (1 << 6)
#define MAX77620_CNFGGLBL1_LBHYST ((1 << 5) | (1 << 4))
#define MAX77620_CNFGGLBL1_LBHYST_100 (0 << 4)
#define MAX77620_CNFGGLBL1_LBHYST_200 (1 << 4)
#define MAX77620_CNFGGLBL1_LBHYST_300 (2 << 4)
#define MAX77620_CNFGGLBL1_LBHYST_400 (3 << 4)
#define MAX77620_CNFGGLBL1_LBDAC_MASK 0x0E
#define MAX77620_CNFGGLBL1_LBDAC_2700 (0 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_2800 (1 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_2900 (2 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_3000 (3 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_3100 (4 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_3200 (5 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_3300 (6 << 1)
#define MAX77620_CNFGGLBL1_LBDAC_3400 (7 << 1)
#define MAX77620_CNFGGLBL1_LBRSTEN (1 << 0)
#define MAX77620_REG_CNFGGLBL2 0x01
#define MAX77620_REG_CNFGGLBL3 0x02
#define MAX77620_WDTC_MASK 0x3
#define MAX77620_WDTOFFC (1 << 4)
#define MAX77620_WDTSLPC (1 << 3)
#define MAX77620_WDTEN (1 << 2)
#define MAX77620_TWD_MASK 0x3
#define MAX77620_TWD_2s 0x0
#define MAX77620_TWD_16s 0x1
#define MAX77620_TWD_64s 0x2
#define MAX77620_TWD_128s 0x3
#define MAX77620_REG_CNFG1_32K 0x03
#define MAX77620_CNFG1_32K_OUT0_EN (1 << 2)
#define MAX77620_REG_CNFGBBC 0x04
#define MAX77620_CNFGBBC_ENABLE (1 << 0)
#define MAX77620_CNFGBBC_CURRENT_MASK 0x06
#define MAX77620_CNFGBBC_CURRENT_SHIFT 1
#define MAX77620_CNFGBBC_VOLTAGE_MASK 0x18
#define MAX77620_CNFGBBC_VOLTAGE_SHIFT 3
#define MAX77620_CNFGBBC_LOW_CURRENT_DISABLE (1 << 5)
#define MAX77620_CNFGBBC_RESISTOR_MASK 0xC0
#define MAX77620_CNFGBBC_RESISTOR_SHIFT 6
#define MAX77620_CNFGBBC_RESISTOR_100 (0 << MAX77620_CNFGBBC_RESISTOR_SHIFT)
#define MAX77620_CNFGBBC_RESISTOR_1K (1 << MAX77620_CNFGBBC_RESISTOR_SHIFT)
#define MAX77620_CNFGBBC_RESISTOR_3K (2 << MAX77620_CNFGBBC_RESISTOR_SHIFT)
#define MAX77620_CNFGBBC_RESISTOR_6K (3 << MAX77620_CNFGBBC_RESISTOR_SHIFT)
#define MAX77620_REG_IRQTOP 0x05
#define MAX77620_IRQ_TOP_GLBL_MASK (1 << 7)
#define MAX77620_IRQ_TOP_SD_MASK (1 << 6)
#define MAX77620_IRQ_TOP_LDO_MASK (1 << 5)
#define MAX77620_IRQ_TOP_GPIO_MASK (1 << 4)
#define MAX77620_IRQ_TOP_RTC_MASK (1 << 3)
#define MAX77620_IRQ_TOP_32K_MASK (1 << 2)
#define MAX77620_IRQ_TOP_ONOFF_MASK (1 << 1)
#define MAX77620_REG_INTLBT 0x06
#define MAX77620_REG_IRQTOPM 0x0D
#define MAX77620_IRQ_LBM_MASK (1 << 3)
#define MAX77620_IRQ_TJALRM1_MASK (1 << 2)
#define MAX77620_IRQ_TJALRM2_MASK (1 << 1)
#define MAX77620_REG_IRQSD 0x07
#define MAX77620_REG_IRQ_LVL2_L0_7 0x08
#define MAX77620_REG_IRQ_LVL2_L8 0x09
#define MAX77620_REG_IRQ_LVL2_GPIO 0x0A
#define MAX77620_REG_ONOFFIRQ 0x0B
#define MAX77620_REG_NVERC 0x0C
#define MAX77620_REG_INTENLBT 0x0E
#define MAX77620_GLBLM_MASK (1 << 0)
#define MAX77620_REG_IRQMASKSD 0x0F
#define MAX77620_REG_IRQ_MSK_L0_7 0x10
#define MAX77620_REG_IRQ_MSK_L8 0x11
#define MAX77620_REG_ONOFFIRQM 0x12
#define MAX77620_REG_STATLBT 0x13
#define MAX77620_REG_STATSD 0x14
#define MAX77620_REG_ONOFFSTAT 0x15
/* SD and LDO Registers */
#define MAX77620_REG_SD0 0x16
#define MAX77620_REG_SD1 0x17
#define MAX77620_REG_SD2 0x18
#define MAX77620_REG_SD3 0x19
#define MAX77620_REG_SD4 0x1A
#define MAX77620_SDX_VOLT_MASK 0xFF
#define MAX77620_SD0_VOLT_MASK 0x3F
#define MAX77620_SD1_VOLT_MASK 0x7F
#define MAX77620_LDO_VOLT_MASK 0x3F
#define MAX77620_REG_DVSSD0 0x1B
#define MAX77620_REG_DVSSD1 0x1C
#define MAX77620_REG_SD0_CFG 0x1D
#define MAX77620_REG_SD1_CFG 0x1E
#define MAX77620_REG_SD2_CFG 0x1F
#define MAX77620_REG_SD3_CFG 0x20
#define MAX77620_REG_SD4_CFG 0x21
#define MAX77620_REG_SD_CFG2 0x22
#define MAX77620_REG_LDO0_CFG 0x23
#define MAX77620_REG_LDO0_CFG2 0x24
#define MAX77620_REG_LDO1_CFG 0x25
#define MAX77620_REG_LDO1_CFG2 0x26
#define MAX77620_REG_LDO2_CFG 0x27
#define MAX77620_REG_LDO2_CFG2 0x28
#define MAX77620_REG_LDO3_CFG 0x29
#define MAX77620_REG_LDO3_CFG2 0x2A
#define MAX77620_REG_LDO4_CFG 0x2B
#define MAX77620_REG_LDO4_CFG2 0x2C
#define MAX77620_REG_LDO5_CFG 0x2D
#define MAX77620_REG_LDO5_CFG2 0x2E
#define MAX77620_REG_LDO6_CFG 0x2F
#define MAX77620_REG_LDO6_CFG2 0x30
#define MAX77620_REG_LDO7_CFG 0x31
#define MAX77620_REG_LDO7_CFG2 0x32
#define MAX77620_REG_LDO8_CFG 0x33
#define MAX77620_REG_LDO8_CFG2 0x34
#define MAX77620_LDO_POWER_MODE_MASK 0xC0
#define MAX77620_LDO_POWER_MODE_SHIFT 6
#define MAX77620_POWER_MODE_NORMAL 3
#define MAX77620_POWER_MODE_LPM 2
#define MAX77620_POWER_MODE_GLPM 1
#define MAX77620_POWER_MODE_DISABLE 0
#define MAX20024_LDO_CFG2_MPOK_MASK (1 << 2)
#define MAX77620_LDO_CFG2_ADE_MASK (1 << 1)
#define MAX77620_LDO_CFG2_ADE_DISABLE (0 << 1)
#define MAX77620_LDO_CFG2_ADE_ENABLE (1 << 1)
#define MAX77620_LDO_CFG2_SS_MASK (1 << 0)
#define MAX77620_LDO_CFG2_SS_FAST (1 << 0)
#define MAX77620_LDO_CFG2_SS_SLOW 0
#define MAX77620_REG_LDO_CFG3 0x35
#define MAX77620_TRACK4_MASK (1 << 5)
#define MAX77620_TRACK4_SHIFT 5
#define MAX77620_LDO_SLEW_RATE_MASK 0x1
#define MAX77620_REG_GPIO0 0x36
#define MAX77620_REG_GPIO1 0x37
#define MAX77620_REG_GPIO2 0x38
#define MAX77620_REG_GPIO3 0x39
#define MAX77620_REG_GPIO4 0x3A
#define MAX77620_REG_GPIO5 0x3B
#define MAX77620_REG_GPIO6 0x3C
#define MAX77620_REG_GPIO7 0x3D
#define MAX77620_REG_PUE_GPIO 0x3E
#define MAX77620_REG_PDE_GPIO 0x3F
#define MAX77620_REG_AME_GPIO 0x40
#define MAX77620_CNFG_GPIO_DRV_MASK (1 << 0)
#define MAX77620_CNFG_GPIO_DRV_PUSHPULL (1 << 0)
#define MAX77620_CNFG_GPIO_DRV_OPENDRAIN (0 << 0)
#define MAX77620_CNFG_GPIO_DIR_MASK (1 << 1)
#define MAX77620_CNFG_GPIO_DIR_INPUT (1 << 1)
#define MAX77620_CNFG_GPIO_DIR_OUTPUT (0 << 1)
#define MAX77620_CNFG_GPIO_INPUT_VAL_MASK (1 << 2)
#define MAX77620_CNFG_GPIO_OUTPUT_VAL_MASK (1 << 3)
#define MAX77620_CNFG_GPIO_OUTPUT_VAL_HIGH (1 << 3)
#define MAX77620_CNFG_GPIO_OUTPUT_VAL_LOW (0 << 3)
#define MAX77620_CNFG_GPIO_INT_MASK (0x3 << 4)
#define MAX77620_CNFG_GPIO_INT_FALLING (1 << 4)
#define MAX77620_CNFG_GPIO_INT_RISING (1 << 5)
#define MAX77620_CNFG_GPIO_DBNC_MASK (0x3 << 6)
#define MAX77620_CNFG_GPIO_DBNC_None (0x0 << 6)
#define MAX77620_CNFG_GPIO_DBNC_8ms (0x1 << 6)
#define MAX77620_CNFG_GPIO_DBNC_16ms (0x2 << 6)
#define MAX77620_CNFG_GPIO_DBNC_32ms (0x3 << 6)
#define MAX77620_REG_ONOFFCNFG1 0x41
#define MAX77620_ONOFFCNFG1_SFT_RST (1 << 7)
#define MAX77620_ONOFFCNFG1_MRT_MASK 0x38
#define MAX77620_ONOFFCNFG1_MRT_SHIFT 0x3
#define MAX77620_ONOFFCNFG1_SLPEN (1 << 2)
#define MAX77620_ONOFFCNFG1_PWR_OFF (1 << 1)
#define MAX20024_ONOFFCNFG1_CLRSE 0x18
#define MAX77620_REG_ONOFFCNFG2 0x42
#define MAX77620_ONOFFCNFG2_SFT_RST_WK (1 << 7)
#define MAX77620_ONOFFCNFG2_WD_RST_WK (1 << 6)
#define MAX77620_ONOFFCNFG2_SLP_LPM_MSK (1 << 5)
#define MAX77620_ONOFFCNFG2_WK_ALARM1 (1 << 2)
#define MAX77620_ONOFFCNFG2_WK_EN0 (1 << 0)
/* FPS Registers */
#define MAX77620_REG_FPS_CFG0 0x43
#define MAX77620_REG_FPS_CFG1 0x44
#define MAX77620_REG_FPS_CFG2 0x45
#define MAX77620_REG_FPS_LDO0 0x46
#define MAX77620_REG_FPS_LDO1 0x47
#define MAX77620_REG_FPS_LDO2 0x48
#define MAX77620_REG_FPS_LDO3 0x49
#define MAX77620_REG_FPS_LDO4 0x4A
#define MAX77620_REG_FPS_LDO5 0x4B
#define MAX77620_REG_FPS_LDO6 0x4C
#define MAX77620_REG_FPS_LDO7 0x4D
#define MAX77620_REG_FPS_LDO8 0x4E
#define MAX77620_REG_FPS_SD0 0x4F
#define MAX77620_REG_FPS_SD1 0x50
#define MAX77620_REG_FPS_SD2 0x51
#define MAX77620_REG_FPS_SD3 0x52
#define MAX77620_REG_FPS_SD4 0x53
#define MAX77620_REG_FPS_NONE 0
#define MAX77620_FPS_SRC_MASK 0xC0
#define MAX77620_FPS_SRC_SHIFT 6
#define MAX77620_FPS_PU_PERIOD_MASK 0x38
#define MAX77620_FPS_PU_PERIOD_SHIFT 3
#define MAX77620_FPS_PD_PERIOD_MASK 0x07
#define MAX77620_FPS_PD_PERIOD_SHIFT 0
/* Minimum and maximum FPS period time (in microseconds) are
* different for MAX77620 and Max20024.
*/
#define MAX77620_FPS_COUNT 3
#define MAX77620_FPS_PERIOD_MIN_US 40
#define MAX20024_FPS_PERIOD_MIN_US 20
#define MAX77620_FPS_PERIOD_MAX_US 2560
#define MAX20024_FPS_PERIOD_MAX_US 5120
#define MAX77620_REG_FPS_GPIO1 0x54
#define MAX77620_REG_FPS_GPIO2 0x55
#define MAX77620_REG_FPS_GPIO3 0x56
#define MAX77620_FPS_TIME_PERIOD_MASK 0x38
#define MAX77620_FPS_TIME_PERIOD_SHIFT 3
#define MAX77620_FPS_EN_SRC_MASK 0x06
#define MAX77620_FPS_EN_SRC_SHIFT 1
#define MAX77620_FPS_ENFPS_SW_MASK 0x01
#define MAX77620_FPS_ENFPS_SW 0x01
#define MAX77620_REG_FPS_RSO 0x57
#define MAX77620_REG_CID0 0x58
#define MAX77620_REG_CID1 0x59
#define MAX77620_REG_CID2 0x5A
#define MAX77620_REG_CID3 0x5B
#define MAX77620_REG_CID4 0x5C
#define MAX77620_REG_CID5 0x5D
#define MAX77620_REG_DVSSD4 0x5E
#define MAX20024_REG_MAX_ADD 0x70
#define MAX77620_CID_DIDM_MASK 0xF0
#define MAX77620_CID_DIDM_SHIFT 4
/* CNCG2SD */
#define MAX77620_SD_CNF2_ROVS_EN_SD1 (1 << 1)
#define MAX77620_SD_CNF2_ROVS_EN_SD0 (1 << 2)
/* Device Identification Metal */
#define MAX77620_CID5_DIDM(n) (((n) >> 4) & 0xF)
/* Device Indentification OTP */
#define MAX77620_CID5_DIDO(n) ((n) & 0xF)
/* SD CNFG1 */
#define MAX77620_SD_SR_MASK 0xC0
#define MAX77620_SD_SR_SHIFT 6
#define MAX77620_SD_POWER_MODE_MASK 0x30
#define MAX77620_SD_POWER_MODE_SHIFT 4
#define MAX77620_SD_CFG1_ADE_MASK (1 << 3)
#define MAX77620_SD_CFG1_ADE_DISABLE 0
#define MAX77620_SD_CFG1_ADE_ENABLE (1 << 3)
#define MAX77620_SD_FPWM_MASK 0x04
#define MAX77620_SD_FPWM_SHIFT 2
#define MAX77620_SD_FSRADE_MASK 0x01
#define MAX77620_SD_FSRADE_SHIFT 0
#define MAX77620_SD_CFG1_FPWM_SD_MASK (1 << 2)
#define MAX77620_SD_CFG1_FPWM_SD_SKIP 0
#define MAX77620_SD_CFG1_FPWM_SD_FPWM (1 << 2)
#define MAX20024_SD_CFG1_MPOK_MASK (1 << 1)
#define MAX77620_SD_CFG1_FSRADE_SD_MASK (1 << 0)
#define MAX77620_SD_CFG1_FSRADE_SD_DISABLE 0
#define MAX77620_SD_CFG1_FSRADE_SD_ENABLE (1 << 0)
#define MAX77620_IRQ_LVL2_GPIO_EDGE0 (1 << 0)
#define MAX77620_IRQ_LVL2_GPIO_EDGE1 (1 << 1)
#define MAX77620_IRQ_LVL2_GPIO_EDGE2 (1 << 2)
#define MAX77620_IRQ_LVL2_GPIO_EDGE3 (1 << 3)
#define MAX77620_IRQ_LVL2_GPIO_EDGE4 (1 << 4)
#define MAX77620_IRQ_LVL2_GPIO_EDGE5 (1 << 5)
#define MAX77620_IRQ_LVL2_GPIO_EDGE6 (1 << 6)
#define MAX77620_IRQ_LVL2_GPIO_EDGE7 (1 << 7)
/* Interrupts */
enum {
MAX77620_IRQ_TOP_GLBL, /* Low-Battery */
MAX77620_IRQ_TOP_SD, /* SD power fail */
MAX77620_IRQ_TOP_LDO, /* LDO power fail */
MAX77620_IRQ_TOP_GPIO, /* TOP GPIO internal int to MAX77620 */
MAX77620_IRQ_TOP_RTC, /* RTC */
MAX77620_IRQ_TOP_32K, /* 32kHz oscillator */
MAX77620_IRQ_TOP_ONOFF, /* ON/OFF oscillator */
MAX77620_IRQ_LBT_MBATLOW, /* Thermal alarm status, > 120C */
MAX77620_IRQ_LBT_TJALRM1, /* Thermal alarm status, > 120C */
MAX77620_IRQ_LBT_TJALRM2, /* Thermal alarm status, > 140C */
};
/* GPIOs */
enum {
MAX77620_GPIO0,
MAX77620_GPIO1,
MAX77620_GPIO2,
MAX77620_GPIO3,
MAX77620_GPIO4,
MAX77620_GPIO5,
MAX77620_GPIO6,
MAX77620_GPIO7,
MAX77620_GPIO_NR,
};
/* FPS Source */
enum max77620_fps_src {
MAX77620_FPS_SRC_0,
MAX77620_FPS_SRC_1,
MAX77620_FPS_SRC_2,
MAX77620_FPS_SRC_NONE,
MAX77620_FPS_SRC_DEF,
};
enum max77620_chip_id {
MAX77620,
MAX20024,
};
#endif /* _MFD_MAX77620_H_ */

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/*
* Copyright (c) 2018 naehrwert
* Copyright (c) 2019 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <power/max7762x.h>
#include <power/max77620.h>
#include <soc/i2c.h>
#include <utils/util.h>
#define REGULATOR_SD 0
#define REGULATOR_LDO 1
typedef struct _max77620_regulator_t
{
u8 type;
const char *name;
u8 reg_sd;
u32 mv_step;
u32 mv_min;
u32 mv_default;
u32 mv_max;
u8 volt_addr;
u8 cfg_addr;
u8 volt_mask;
u8 enable_mask;
u8 enable_shift;
u8 status_mask;
u8 fps_addr;
u8 fps_src;
u8 pd_period;
u8 pu_period;
} max77620_regulator_t;
static const max77620_regulator_t _pmic_regulators[] = {
{ REGULATOR_SD, "sd0", 0x16, 12500, 600000, 625000, 1400000, MAX77620_REG_SD0, MAX77620_REG_SD0_CFG, MAX77620_SD0_VOLT_MASK, MAX77620_SD_POWER_MODE_MASK, MAX77620_SD_POWER_MODE_SHIFT, 0x80, MAX77620_REG_FPS_SD0, 1, 7, 1 },
{ REGULATOR_SD, "sd1", 0x17, 12500, 600000, 1125000, 1125000, MAX77620_REG_SD1, MAX77620_REG_SD1_CFG, MAX77620_SD1_VOLT_MASK, MAX77620_SD_POWER_MODE_MASK, MAX77620_SD_POWER_MODE_SHIFT, 0x40, MAX77620_REG_FPS_SD1, 0, 1, 5 },
{ REGULATOR_SD, "sd2", 0x18, 12500, 600000, 1325000, 1350000, MAX77620_REG_SD2, MAX77620_REG_SD2_CFG, MAX77620_SDX_VOLT_MASK, MAX77620_SD_POWER_MODE_MASK, MAX77620_SD_POWER_MODE_SHIFT, 0x20, MAX77620_REG_FPS_SD2, 1, 5, 2 },
{ REGULATOR_SD, "sd3", 0x19, 12500, 600000, 1800000, 1800000, MAX77620_REG_SD3, MAX77620_REG_SD3_CFG, MAX77620_SDX_VOLT_MASK, MAX77620_SD_POWER_MODE_MASK, MAX77620_SD_POWER_MODE_SHIFT, 0x10, MAX77620_REG_FPS_SD3, 0, 3, 3 },
{ REGULATOR_LDO, "ldo0", 0x00, 25000, 800000, 1200000, 1200000, MAX77620_REG_LDO0_CFG, MAX77620_REG_LDO0_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO0, 3, 7, 0 },
{ REGULATOR_LDO, "ldo1", 0x00, 25000, 800000, 1050000, 1050000, MAX77620_REG_LDO1_CFG, MAX77620_REG_LDO1_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO1, 3, 7, 0 },
{ REGULATOR_LDO, "ldo2", 0x00, 50000, 800000, 1800000, 3300000, MAX77620_REG_LDO2_CFG, MAX77620_REG_LDO2_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO2, 3, 7, 0 },
{ REGULATOR_LDO, "ldo3", 0x00, 50000, 800000, 3100000, 3100000, MAX77620_REG_LDO3_CFG, MAX77620_REG_LDO3_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO3, 3, 7, 0 },
{ REGULATOR_LDO, "ldo4", 0x00, 12500, 800000, 850000, 850000, MAX77620_REG_LDO4_CFG, MAX77620_REG_LDO4_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO4, 0, 7, 1 },
{ REGULATOR_LDO, "ldo5", 0x00, 50000, 800000, 1800000, 1800000, MAX77620_REG_LDO5_CFG, MAX77620_REG_LDO5_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO5, 3, 7, 0 },
{ REGULATOR_LDO, "ldo6", 0x00, 50000, 800000, 2900000, 2900000, MAX77620_REG_LDO6_CFG, MAX77620_REG_LDO6_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO6, 3, 7, 0 },
{ REGULATOR_LDO, "ldo7", 0x00, 50000, 800000, 1050000, 1050000, MAX77620_REG_LDO7_CFG, MAX77620_REG_LDO7_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO7, 1, 4, 3 },
{ REGULATOR_LDO, "ldo8", 0x00, 50000, 800000, 1050000, 1050000, MAX77620_REG_LDO8_CFG, MAX77620_REG_LDO8_CFG2, MAX77620_LDO_VOLT_MASK, MAX77620_LDO_POWER_MODE_MASK, MAX77620_LDO_POWER_MODE_SHIFT, 0x00, MAX77620_REG_FPS_LDO8, 3, 7, 0 }
};
static void _max77620_try_set_reg(u8 reg, u8 val)
{
u8 tmp;
do
{
i2c_send_byte(I2C_5, MAX77620_I2C_ADDR, reg, val);
tmp = i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, reg);
} while (val != tmp);
}
int max77620_regulator_get_status(u32 id)
{
if (id > REGULATOR_MAX)
return 0;
const max77620_regulator_t *reg = &_pmic_regulators[id];
if (reg->type == REGULATOR_SD)
return (i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, MAX77620_REG_STATSD) & reg->status_mask) ? 0 : 1;
return (i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, reg->cfg_addr) & 8) ? 1 : 0;
}
int max77620_regulator_config_fps(u32 id)
{
if (id > REGULATOR_MAX)
return 0;
const max77620_regulator_t *reg = &_pmic_regulators[id];
_max77620_try_set_reg(reg->fps_addr,
(reg->fps_src << MAX77620_FPS_SRC_SHIFT) | (reg->pu_period << MAX77620_FPS_PU_PERIOD_SHIFT) | (reg->pd_period));
return 1;
}
int max77620_regulator_set_voltage(u32 id, u32 mv)
{
if (id > REGULATOR_MAX)
return 0;
const max77620_regulator_t *reg = &_pmic_regulators[id];
if (mv < reg->mv_min || mv > reg->mv_max)
return 0;
u32 mult = (mv + reg->mv_step - 1 - reg->mv_min) / reg->mv_step;
u8 val = i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, reg->volt_addr);
val = (val & ~reg->volt_mask) | (mult & reg->volt_mask);
_max77620_try_set_reg(reg->volt_addr, val);
usleep(1000);
return 1;
}
int max77620_regulator_enable(u32 id, int enable)
{
if (id > REGULATOR_MAX)
return 0;
const max77620_regulator_t *reg = &_pmic_regulators[id];
u32 addr = reg->type == REGULATOR_SD ? reg->cfg_addr : reg->volt_addr;
u8 val = i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, addr);
if (enable)
val = (val & ~reg->enable_mask) | ((MAX77620_POWER_MODE_NORMAL << reg->enable_shift) & reg->enable_mask);
else
val &= ~reg->enable_mask;
_max77620_try_set_reg(addr, val);
usleep(1000);
return 1;
}
// LDO only.
int max77620_regulator_set_volt_and_flags(u32 id, u32 mv, u8 flags)
{
if (id > REGULATOR_MAX)
return 0;
const max77620_regulator_t *reg = &_pmic_regulators[id];
if (mv < reg->mv_min || mv > reg->mv_max)
return 0;
u32 mult = (mv + reg->mv_step - 1 - reg->mv_min) / reg->mv_step;
u8 val = ((flags << reg->enable_shift) & ~reg->volt_mask) | (mult & reg->volt_mask);
_max77620_try_set_reg(reg->volt_addr, val);
usleep(1000);
return 1;
}
void max77620_config_default()
{
for (u32 i = 1; i <= REGULATOR_MAX; i++)
{
i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, MAX77620_REG_CID4);
max77620_regulator_config_fps(i);
max77620_regulator_set_voltage(i, _pmic_regulators[i].mv_default);
if (_pmic_regulators[i].fps_src != MAX77620_FPS_SRC_NONE)
max77620_regulator_enable(i, 1);
}
_max77620_try_set_reg(MAX77620_REG_SD_CFG2, 4);
}
void max77620_low_battery_monitor_config(bool enable)
{
_max77620_try_set_reg(MAX77620_REG_CNFGGLBL1,
MAX77620_CNFGGLBL1_LBDAC_EN | (enable ? MAX77620_CNFGGLBL1_MPPLD : 0) |
MAX77620_CNFGGLBL1_LBHYST_200 | MAX77620_CNFGGLBL1_LBDAC_2800);
}

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/*
* Copyright (c) 2018 naehrwert
* Copyright (c) 2019 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _MAX7762X_H_
#define _MAX7762X_H_
#include <utils/types.h>
/*
* Switch Power domains (max77620):
* Name | Usage | uV step | uV min | uV default | uV max | Init
*-------+---------------+---------+--------+------------+---------+------------------
* sd0 | SoC | 12500 | 600000 | 625000 | 1400000 | 1.125V (pkg1.1)
* sd1 | SDRAM | 12500 | 600000 | 1125000 | 1125000 | 1.1V (pkg1.1)
* sd2 | ldo{0-1, 7-8} | 12500 | 600000 | 1325000 | 1350000 | 1.325V (pcv)
* sd3 | 1.8V general | 12500 | 600000 | 1800000 | 1800000 |
* ldo0 | Display Panel | 25000 | 800000 | 1200000 | 1200000 | 1.2V (pkg1.1)
* ldo1 | XUSB, PCIE | 25000 | 800000 | 1050000 | 1050000 | 1.05V (pcv)
* ldo2 | SDMMC1 | 50000 | 800000 | 1800000 | 3300000 |
* ldo3 | GC ASIC | 50000 | 800000 | 3100000 | 3100000 | 3.1V (pcv)
* ldo4 | RTC | 12500 | 800000 | 850000 | 850000 |
* ldo5 | GC Card | 50000 | 800000 | 1800000 | 1800000 | 1.8V (pcv)
* ldo6 | Touch, ALS | 50000 | 800000 | 2900000 | 2900000 | 2.9V
* ldo7 | XUSB | 50000 | 800000 | 1050000 | 1050000 |
* ldo8 | XUSB, DC | 50000 | 800000 | 1050000 | 1050000 |
*/
/*
* MAX77620_AME_GPIO: control GPIO modes (bits 0 - 7 correspond to GPIO0 - GPIO7); 0 -> GPIO, 1 -> alt-mode
* MAX77620_REG_GPIOx: 0x9 sets output and enable
*/
/*! MAX77620 partitions. */
#define REGULATOR_SD0 0
#define REGULATOR_SD1 1
#define REGULATOR_SD2 2
#define REGULATOR_SD3 3
#define REGULATOR_LDO0 4
#define REGULATOR_LDO1 5
#define REGULATOR_LDO2 6
#define REGULATOR_LDO3 7
#define REGULATOR_LDO4 8
#define REGULATOR_LDO5 9
#define REGULATOR_LDO6 10
#define REGULATOR_LDO7 11
#define REGULATOR_LDO8 12
#define REGULATOR_MAX 12
#define MAX77621_CPU_I2C_ADDR 0x1B
#define MAX77621_GPU_I2C_ADDR 0x1C
#define MAX77621_VOUT_REG 0
#define MAX77621_VOUT_DVS_REG 1
#define MAX77621_CONTROL1_REG 2
#define MAX77621_CONTROL2_REG 3
/* MAX77621_VOUT */
#define MAX77621_VOUT_ENABLE (1 << 7)
#define MAX77621_VOUT_MASK 0x7F
#define MAX77621_VOUT_0_95V 0x37
#define MAX77621_VOUT_1_09V 0x4F
/* MAX77621_VOUT_DVC_DVS */
#define MAX77621_DVS_VOUT_MASK 0x7F
/* MAX77621_CONTROL1 */
#define MAX77621_SNS_ENABLE (1 << 7)
#define MAX77621_FPWM_EN_M (1 << 6)
#define MAX77621_NFSR_ENABLE (1 << 5)
#define MAX77621_AD_ENABLE (1 << 4)
#define MAX77621_BIAS_ENABLE (1 << 3)
#define MAX77621_FREQSHIFT_9PER (1 << 2)
#define MAX77621_RAMP_12mV_PER_US 0x0
#define MAX77621_RAMP_25mV_PER_US 0x1
#define MAX77621_RAMP_50mV_PER_US 0x2
#define MAX77621_RAMP_200mV_PER_US 0x3
#define MAX77621_RAMP_MASK 0x3
/* MAX77621_CONTROL2 */
#define MAX77621_WDTMR_ENABLE (1 << 6)
#define MAX77621_DISCH_ENBABLE (1 << 5)
#define MAX77621_FT_ENABLE (1 << 4)
#define MAX77621_T_JUNCTION_120 (1 << 7)
#define MAX77621_CKKADV_TRIP_DISABLE 0xC
#define MAX77621_CKKADV_TRIP_75mV_PER_US 0x0
#define MAX77621_CKKADV_TRIP_150mV_PER_US 0x4
#define MAX77621_CKKADV_TRIP_75mV_PER_US_HIST_DIS 0x8
#define MAX77621_INDUCTOR_MIN_30_PER 0x0
#define MAX77621_INDUCTOR_NOMINAL 0x1
#define MAX77621_INDUCTOR_PLUS_30_PER 0x2
#define MAX77621_INDUCTOR_PLUS_60_PER 0x3
int max77620_regulator_get_status(u32 id);
int max77620_regulator_config_fps(u32 id);
int max77620_regulator_set_voltage(u32 id, u32 mv);
int max77620_regulator_enable(u32 id, int enable);
int max77620_regulator_set_volt_and_flags(u32 id, u32 mv, u8 flags);
void max77620_config_default();
void max77620_low_battery_monitor_config(bool enable);
#endif

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/*
* Copyright (c) 2019 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <soc/gpio.h>
#include <soc/pinmux.h>
#include <soc/pmc.h>
#include <soc/t210.h>
#include <utils/types.h>
static u8 reg_5v_dev = 0;
void regulator_enable_5v(u8 dev)
{
// The power supply selection from battery or USB is automatic.
if (!reg_5v_dev)
{
// Fan and Rail power from internal 5V regulator (battery).
PINMUX_AUX(PINMUX_AUX_SATA_LED_ACTIVE) = 1;
gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_GPIO);
gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_ENABLE);
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_HIGH);
// Fan and Rail power from USB 5V VDD.
PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) = PINMUX_LPDR | 1;
gpio_config(GPIO_PORT_CC, GPIO_PIN_4, GPIO_MODE_GPIO);
gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_4, GPIO_OUTPUT_ENABLE);
gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_HIGH);
// Make sure GPIO power is enabled.
PMC(APBDEV_PMC_NO_IOPOWER) &= ~PMC_NO_IOPOWER_GPIO_IO_EN;
// Override power detect for GPIO AO IO rails.
PMC(APBDEV_PMC_PWR_DET_VAL) &= ~PMC_PWR_DET_GPIO_IO_EN;
}
reg_5v_dev |= dev;
}
void regulator_disable_5v(u8 dev)
{
reg_5v_dev &= ~dev;
if (!reg_5v_dev)
{
// Rail power from internal 5V regulator (battery).
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_LOW);
gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_DISABLE);
gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_SPIO);
PINMUX_AUX(PINMUX_AUX_SATA_LED_ACTIVE) = PINMUX_PARKED | PINMUX_INPUT_ENABLE;
// Rail power from USB 5V VDD.
gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_LOW);
gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_4, GPIO_OUTPUT_DISABLE);
gpio_config(GPIO_PORT_CC, GPIO_PIN_4, GPIO_MODE_SPIO);
PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) = PINMUX_IO_HV | PINMUX_LPDR | PINMUX_PARKED | PINMUX_INPUT_ENABLE;
// GPIO AO IO rails.
PMC(APBDEV_PMC_PWR_DET_VAL) |= PMC_PWR_DET_GPIO_IO_EN;
}
}
bool regulator_get_5v_dev_enabled(u8 dev)
{
return (reg_5v_dev & dev);
}

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/*
* Copyright (c) 2019 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _REGULATOR_5V_H_
#define _REGULATOR_5V_H_
#include <utils/types.h>
enum
{
REGULATOR_5V_FAN = (1 << 0),
REGULATOR_5V_JC_R = (1 << 1),
REGULATOR_5V_JC_L = (1 << 2),
REGULATOR_5V_ALL = 0xFF
};
void regulator_enable_5v(u8 dev);
void regulator_disable_5v(u8 dev);
bool regulator_get_5v_dev_enabled(u8 dev);
#endif