mirror of
https://github.com/CTCaer/hekate.git
synced 2024-11-26 11:42:09 +00:00
Add Battery Charger & Fuel Gauge dirvers
* Add Fuel gauge configuration fix * Add Battery de-sync fix * Fuel gauge registers dumping * Add help and battery status in menu
This commit is contained in:
Kostas Missos
parent
6961769a86
commit
52506def30
6 changed files with 965 additions and 0 deletions
180
ipl/bq24193.c
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180
ipl/bq24193.c
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@ -0,0 +1,180 @@
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/*
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* Battery charger driver for Nintendo Switch's TI BQ24193
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*
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* Copyright (C) 2018 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "bq24193.h"
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#include "i2c.h"
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#include "util.h"
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int bq24193_get_property(enum BQ24193_reg_prop prop, int *value)
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{
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u8 data;
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switch (prop) {
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case BQ24193_InputVoltageLimit: // Input voltage limit (mV).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_InputSource);
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data = (data & BQ24193_INCONFIG_VINDPM_MASK) >> 3;
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*value += ((data >> 0) & 1) ? 80 : 0;
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*value += ((data >> 1) & 1) ? 160 : 0;
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*value += ((data >> 2) & 1) ? 320 : 0;
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*value += ((data >> 3) & 1) ? 640 : 0;
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*value += 3880;
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break;
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case BQ24193_IputCurrentLimit: // Input current limit (mA).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_InputSource);
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data &= BQ24193_INCONFIG_INLIMIT_MASK;
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switch (data)
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{
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case 0:
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*value = 100;
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break;
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case 1:
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*value = 150;
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break;
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case 2:
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*value = 500;
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break;
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case 3:
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*value = 900;
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break;
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case 4:
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*value = 1200;
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break;
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case 5:
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*value = 1500;
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break;
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case 6:
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*value = 2000;
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break;
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case 7:
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*value = 3000;
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break;
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}
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break;
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case BQ24193_SystemMinimumVoltage: // Minimum system voltage limit (mV).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_PORConfig);
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*value = (data & BQ24193_PORCONFIG_SYSMIN_MASK) >> 1;
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*value *= 100;
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*value += 3000;
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break;
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case BQ24193_FastChargeCurrentLimit: // Fast charge current limit (mA).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_ChrgCurr);
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data = (data & BQ24193_CHRGCURR_ICHG_MASK) >> 2;
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*value += ((data >> 0) & 1) ? 64 : 0;
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*value += ((data >> 1) & 1) ? 128 : 0;
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*value += ((data >> 2) & 1) ? 256 : 0;
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*value += ((data >> 3) & 1) ? 512 : 0;
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*value += ((data >> 4) & 1) ? 1024 : 0;
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*value += ((data >> 5) & 1) ? 2048 : 0;
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*value += 512;
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_ChrgCurr);
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data &= BQ24193_CHRGCURR_20PCT_MASK;
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if (data)
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*value = *value * 20 / 100; // Fast charge current limit is 20%.
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break;
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case BQ24193_ChargeVoltageLimit: // Charge voltage limit (mV).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_ChrgVolt);
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data = (data & BQ24193_CHRGVOLT_VREG) >> 2;
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*value += ((data >> 0) & 1) ? 16 : 0;
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*value += ((data >> 1) & 1) ? 32 : 0;
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*value += ((data >> 2) & 1) ? 64 : 0;
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*value += ((data >> 3) & 1) ? 128 : 0;
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*value += ((data >> 4) & 1) ? 256 : 0;
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*value += ((data >> 5) & 1) ? 512 : 0;
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*value += 3504;
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break;
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case BQ24193_RechargeThreshold: // Recharge voltage threshold less than voltage limit (mV).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_ChrgVolt);
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data &= BQ24193_IRTHERMAL_THERM_MASK;
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if (data)
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*value = 300;
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else
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*value = 100;
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break;
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case BQ24193_ThermalRegulation: // Thermal regulation threshold (oC).
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_IRCompThermal);
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data &= BQ24193_IRTHERMAL_THERM_MASK;
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switch (data)
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{
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case 0:
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*value = 60;
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break;
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case 1:
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*value = 80;
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break;
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case 2:
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*value = 100;
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break;
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case 3:
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*value = 120;
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break;
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}
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break;
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case BQ24193_ChargeStatus: // 0: Not charging, 1: Pre-charge, 2: Fast charging, 3: Charge termination done
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_Status);
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*value = (data & BQ24193_STATUS_CHRG_MASK) >> 4;
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break;
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case BQ24193_TempStatus: // 0: Normal, 2: Warm, 3: Cool, 5: Cold, 6: Hot.
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_FaultReg);
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*value = data & BQ24193_FAULT_THERM_MASK;
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break;
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case BQ24193_DevID: //Current now.
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_VendorPart);
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*value = data & BQ24193_VENDORPART_DEV_MASK;
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break;
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case BQ24193_ProductNumber: //Current avg.
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data = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_VendorPart);
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*value = (data & BQ24193_VENDORPART_PN_MASK) >> 3;
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break;
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default:
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return -1;
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}
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return 0;
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}
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static int _bq24193_write_verify_reg(u8 reg, u8 value)
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{
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int retries = 8;
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int ret;
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u8 read_value;
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do {
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ret = i2c_send_byte(I2C_1, BQ24193_I2C_ADDR, reg, value);
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read_value = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, reg);
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if (read_value != value) {
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ret = -1;
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retries--;
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}
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} while (retries && read_value != value);
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return ret;
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}
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void bq24193_fake_battery_removal()
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{
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u8 value;
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// Disable watchdog to keep BATFET disabled.
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value = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_ChrgTermTimer);
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value &= ~BQ24193_CHRGTERM_WATCHDOG_MASK;
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_bq24193_write_verify_reg(BQ24193_ChrgTermTimer, value);
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// Force BATFET to disabled state. This disconnects the battery from the system.
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value = i2c_recv_byte(I2C_1, BQ24193_I2C_ADDR, BQ24193_Misc);
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value |= BQ24193_MISC_BATFET_DI_MASK;
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_bq24193_write_verify_reg(BQ24193_Misc, value);
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}
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119
ipl/bq24193.h
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119
ipl/bq24193.h
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@ -0,0 +1,119 @@
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/*
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* Battery charger driver for Nintendo Switch's TI BQ24193
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*
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* Copyright (C) 2018 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __BQ24193_H_
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#define __BQ24193_H_
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#define BQ24193_I2C_ADDR 0x6B
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// REG 0 masks.
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#define BQ24193_INCONFIG_INLIMIT_MASK (7<<0)
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#define BQ24193_INCONFIG_VINDPM_MASK 0x78
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#define BQ24193_INCONFIG_HIZ_EN_MASK (1<<7)
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// REG 1 masks.
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#define BQ24193_PORCONFIG_BOOST_MASK (1<<0)
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#define BQ24193_PORCONFIG_SYSMIN_MASK (7<<1)
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#define BQ24193_PORCONFIG_CHGCONFIG_MASK (3<<4)
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#define BQ24193_PORCONFIG_I2CWATCHDOG_MASK (1<<6)
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#define BQ24193_PORCONFIG_RESET_MASK (1<<7)
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// REG 2 masks.
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#define BQ24193_CHRGCURR_20PCT_MASK (1<<0)
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#define BQ24193_CHRGCURR_ICHG_MASK 0xFC
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// REG 3 masks.
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#define BQ24193_PRECHRG_ITERM 0x0F
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#define BQ24193_PRECHRG_IPRECHG 0xF0
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// REG 4 masks.
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#define BQ24193_CHRGVOLT_VTHRES (1<<0)
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#define BQ24193_CHRGVOLT_BATTLOW (1<<1)
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#define BQ24193_CHRGVOLT_VREG 0xFC
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// REG 5 masks.
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#define BQ24193_CHRGTERM_ISET_MASK (1<<0)
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#define BQ24193_CHRGTERM_CHGTIMER_MASK (3<<1)
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#define BQ24193_CHRGTERM_ENTIMER_MASK (1<<3)
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#define BQ24193_CHRGTERM_WATCHDOG_MASK (3<<4)
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#define BQ24193_CHRGTERM_TERM_ST_MASK (1<<6)
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#define BQ24193_CHRGTERM_TERM_EN_MASK (1<<7)
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// REG 6 masks.
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#define BQ24193_IRTHERMAL_THERM_MASK (3<<0)
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#define BQ24193_IRTHERMAL_VCLAMP_MASK (7<<2)
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#define BQ24193_IRTHERMAL_BATTCOMP_MASK (7<<5)
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// REG 7 masks.
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#define BQ24193_MISC_INT_MASK (3<<0)
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#define BQ24193_MISC_VSET_MASK (1<<4)
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#define BQ24193_MISC_BATFET_DI_MASK (1<<5)
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#define BQ24193_MISC_TMR2X_EN_MASK (1<<6)
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#define BQ24193_MISC_DPDM_EN_MASK (1<<7)
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// REG 8 masks.
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#define BQ24193_STATUS_VSYS_MASK (1<<0)
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#define BQ24193_STATUS_THERM_MASK (1<<1)
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#define BQ24193_STATUS_PG_MASK (1<<2)
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#define BQ24193_STATUS_DPM_MASK (1<<3)
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#define BQ24193_STATUS_CHRG_MASK (3<<4)
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#define BQ24193_STATUS_VBUS_MASK (3<<6)
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// REG 9 masks.
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#define BQ24193_FAULT_THERM_MASK (7<<0)
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#define BQ24193_FAULT_BATT_OVP_MASK (1<<3)
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#define BQ24193_FAULT_CHARGE_MASK (3<<4)
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#define BQ24193_FAULT_BOOST_MASK (1<<6)
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#define BQ24193_FAULT_WATCHDOG_MASK (1<<7)
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// REG A masks.
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#define BQ24193_VENDORPART_DEV_MASK (3<<0)
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#define BQ24193_VENDORPART_PN_MASK (7<<3)
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enum BQ24193_reg {
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BQ24193_InputSource = 0x00,
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BQ24193_PORConfig = 0x01,
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BQ24193_ChrgCurr = 0x02,
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BQ24193_PreChrgTerm = 0x03,
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BQ24193_ChrgVolt = 0x04,
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BQ24193_ChrgTermTimer = 0x05,
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BQ24193_IRCompThermal = 0x06,
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BQ24193_Misc = 0x07,
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BQ24193_Status = 0x08,
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BQ24193_FaultReg = 0x09,
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BQ24193_VendorPart = 0x0A,
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};
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enum BQ24193_reg_prop {
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BQ24193_InputVoltageLimit, // REG 0.
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BQ24193_IputCurrentLimit, // REG 0.
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BQ24193_SystemMinimumVoltage, // REG 1.
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BQ24193_FastChargeCurrentLimit, // REG 2.
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BQ24193_ChargeVoltageLimit, // REG 4.
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BQ24193_RechargeThreshold, // REG 4.
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BQ24193_ThermalRegulation, // REG 6.
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BQ24193_ChargeStatus, // REG 8.
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BQ24193_TempStatus, // REG 9.
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BQ24193_DevID, // REG A.
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BQ24193_ProductNumber, // REG A.
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};
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int bq24193_get_property(enum BQ24193_reg_prop prop, int *value);
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void bq24193_fake_battery_removal();
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#endif /* __BQ24193_H_ */
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134
ipl/main.c
134
ipl/main.c
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@ -52,6 +52,8 @@
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#include "pkg1.h"
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#include "mmc.h"
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#include "lz.h"
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#include "max17050.h"
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#include "bq24193.h"
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//TODO: ugly.
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gfx_ctxt_t gfx_ctxt;
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@ -1457,6 +1459,133 @@ void fix_sd_attr(){
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btn_wait();
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}
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void print_fuel_gauge_regs()
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{
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gfx_clear_grey(&gfx_ctxt, 0x1B);
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gfx_con_setpos(&gfx_con, 0, 0);
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u8 *buf = (u8 *)malloc(0x100 * 2);
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gfx_printf(&gfx_con, "%kBattery Fuel Gauge Registers:\n\n%k", 0xFF00DDFF, 0xFFCCCCCC);
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for (int i = 0; i < 0x200; i += 2)
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{
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i2c_recv_buf_small(buf + i, 2, I2C_1, 0x36, i >> 1);
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sleep(5000);
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}
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gfx_hexdump(&gfx_con, 0, (u8 *)buf, 0x200);
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gfx_puts(&gfx_con, "\nPress POWER to dump them to SD Card.\nPress VOL to go to the menu.\n");
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u32 btn = btn_wait();
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if (btn & BTN_POWER)
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{
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if (sd_mount())
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{
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char fuelFilename[28];
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f_mkdir("Backup/Dumps");
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memcpy(fuelFilename, "Backup/Dumps/fuel_gauge.bin\0", 28);
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if (sd_save_to_file((u8 *)buf, 0x200, fuelFilename))
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EPRINTF("\nError creating fuel.bin file.");
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else
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gfx_puts(&gfx_con, "\nDone!\n");
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sd_unmount();
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}
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btn_wait();
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}
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free(buf);
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}
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void fix_fuel_gauge_configuration()
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{
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gfx_clear_grey(&gfx_ctxt, 0x1B);
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gfx_con_setpos(&gfx_con, 0, 0);
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int battVoltage, avgCurrent;
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max17050_get_property(MAX17050_VCELL, &battVoltage);
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max17050_get_property(MAX17050_AvgCurrent, &avgCurrent);
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//Check if still charging. If not, check if battery is >= 95% (4.1V).
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if (avgCurrent < 0 && battVoltage > 4100)
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{
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if ((avgCurrent / 1000) < -10)
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EPRINTF("You need to be connected to a wall adapter,\nto apply this fix!");
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else
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{
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gfx_printf(&gfx_con, "%kAre you really sure?\nThis will reset your fuel gauge completely!\n", 0xFFFFDD00);
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gfx_printf(&gfx_con, "Additionally this will power off your console.\n%k", 0xFFCCCCCC);
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gfx_puts(&gfx_con, "\nPress POWER to Continue.\nPress VOL to go to the menu.\n\n\n");
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u32 btn = btn_wait();
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if (btn & BTN_POWER)
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{
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max17050_fix_configuration();
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sleep(1000000);
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gfx_con_getpos(&gfx_con, &gfx_con.savedx, &gfx_con.savedy);
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u16 value = 0;
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gfx_printf(&gfx_con, "%kThe console will power off in 45 seconds.\n%k", 0xFFFFDD00, 0xFFCCCCCC);
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while (value < 46)
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{
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gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy);
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gfx_printf(&gfx_con, "%2ds elapsed", value);
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sleep(1000000);
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value++;
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}
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sleep(2000000);
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power_off();
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}
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return;
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}
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}
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else
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EPRINTF("You need a fully charged battery\nand connected to a wall adapter,\nto apply this fix!");
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sleep(500000);
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btn_wait();
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}
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void fix_battery_desync()
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{
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int avgCurrent;
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|
||||
gfx_clear_grey(&gfx_ctxt, 0x1B);
|
||||
gfx_con_setpos(&gfx_con, 0, 0);
|
||||
|
||||
gfx_printf(&gfx_con, "%kAre you really sure?\nThis will wipe your battery stats completely!\n", 0xFFFFDD00);
|
||||
gfx_printf(&gfx_con, "\nAdditionally you may need to reconfigure,\nyour time and date settings.\n%k", 0xFFCCCCCC);
|
||||
|
||||
gfx_puts(&gfx_con, "\nPress POWER to Continue.\nPress VOL to go to the menu.\n\n\n");
|
||||
u32 btn = btn_wait();
|
||||
if (btn & BTN_POWER)
|
||||
{
|
||||
gfx_clear_grey(&gfx_ctxt, 0x1B);
|
||||
gfx_con_setpos(&gfx_con, 0, 0);
|
||||
gfx_printf(&gfx_con, "%kDisconnect the USB cable and wait 30 seconds.\naAfter that press any key!%k\n\n", 0xFFFFDD00, 0xFFCCCCCC);
|
||||
gfx_printf(&gfx_con, "%k* After this process is done,\n connect the USB cable to power-on.\n\n%k", 0xFF00DDFF, 0xFFCCCCCC);
|
||||
sleep(500000);
|
||||
btn_wait();
|
||||
|
||||
//Check if still connected.
|
||||
max17050_get_property(MAX17050_AvgCurrent, &avgCurrent);
|
||||
if (avgCurrent < -100000)
|
||||
{
|
||||
bq24193_fake_battery_removal();
|
||||
gfx_printf(&gfx_con, "If the device did not powered off,\ndo it from hekate menu");
|
||||
}
|
||||
else
|
||||
EPRINTF("You need to be disconnected from USB,\nto apply this fix!");
|
||||
sleep(500000);
|
||||
btn_wait();
|
||||
}
|
||||
}
|
||||
|
||||
void about()
|
||||
{
|
||||
static const char octopus[] =
|
||||
|
|
@ -1506,6 +1635,9 @@ ment_t ment_cinfo[] = {
|
|||
MDEF_CAPTION("-- Storage Info --", 0xFF0AB9E6),
|
||||
MDEF_HANDLER("Print eMMC info", print_mmc_info),
|
||||
MDEF_HANDLER("Print SD Card info", print_sdcard_info),
|
||||
MDEF_CHGLINE(),
|
||||
MDEF_CAPTION("------ Misc ------", 0xFF0AB9E6),
|
||||
MDEF_HANDLER("Print fuel gauge info", print_fuel_gauge_regs),
|
||||
MDEF_END()
|
||||
};
|
||||
menu_t menu_cinfo = {
|
||||
|
|
@ -1549,6 +1681,8 @@ ment_t ment_tools[] = {
|
|||
MDEF_CAPTION("------ Misc -------", 0xFF0AB9E6),
|
||||
MDEF_HANDLER("Dump package1", dump_package1),
|
||||
MDEF_HANDLER("Fix SD files attributes", fix_sd_attr),
|
||||
MDEF_HANDLER("Fix battery de-sync", &fix_battery_desync),
|
||||
//MDEF_MENU("Fix fuel gauge configuration", &fix_fuel_gauge_configuration),
|
||||
MDEF_CHGLINE(),
|
||||
MDEF_CAPTION("---- Dangerous ----", 0xFFFF0000),
|
||||
MDEF_MENU("AutoRCM", &menu_autorcm),
|
||||
|
|
|
|||
373
ipl/max17050.c
Normal file
373
ipl/max17050.c
Normal file
|
|
@ -0,0 +1,373 @@
|
|||
/*
|
||||
* 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 "i2c.h"
|
||||
#include "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)
|
||||
|
||||
/* Interrupt mask bits */
|
||||
#define CONFIG_ALRT_BIT_ENBL (1 << 2)
|
||||
#define STATUS_INTR_SOCMIN_BIT (1 << 10)
|
||||
#define STATUS_INTR_SOCMAX_BIT (1 << 14)
|
||||
|
||||
#define VFSOC0_LOCK 0x0000
|
||||
#define VFSOC0_UNLOCK 0x0080
|
||||
|
||||
#define dP_ACC_100 0x1900
|
||||
#define dP_ACC_200 0x3200
|
||||
|
||||
#define MAX17050_VMAX_TOLERANCE 50 /* 50 mV */
|
||||
|
||||
static int _max17050_get_temperature(int *temp)
|
||||
{
|
||||
u16 data;
|
||||
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_TEMP);
|
||||
|
||||
*temp = (s16)data;
|
||||
/* The value is converted into deci-centigrade scale */
|
||||
/* Units of LSB = 1 / 256 degree Celsius */
|
||||
*temp = *temp * 10 / 256;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int _max17050_get_status(int *status)
|
||||
{
|
||||
int charge_full, charge_now;
|
||||
int avg_current;
|
||||
u16 data;
|
||||
|
||||
/*
|
||||
* The MAX170xx has builtin end-of-charge detection and will update
|
||||
* FullCAP to match RepCap when it detects end of charging.
|
||||
*
|
||||
* When this cycle the battery gets charged to a higher (calculated)
|
||||
* capacity then the previous cycle then FullCAP will get updated
|
||||
* contineously once end-of-charge detection kicks in, so allow the
|
||||
* 2 to differ a bit.
|
||||
*/
|
||||
|
||||
i2c_recv_buf_small((u8 *)&charge_full, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_FullCAP);
|
||||
|
||||
i2c_recv_buf_small((u8 *)&charge_now, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_RepCap);
|
||||
|
||||
if ((charge_full - charge_now) <= MAX17050_FULL_THRESHOLD) {
|
||||
*status = 0xFF; //FULL
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Even though we are supplied, we may still be discharging if the
|
||||
* supply is e.g. only delivering 5V 0.5A. Check current if available.
|
||||
*/
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_AvgCurrent);
|
||||
|
||||
avg_current = (s16)data;
|
||||
avg_current *= 1562500 / MAX17050_DEFAULT_SNS_RESISTOR;
|
||||
|
||||
if (avg_current > 0)
|
||||
*status = 0x1; //Charging
|
||||
else
|
||||
*status = 0x0; //Discharging
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int _max17050_get_battery_health(int *health)
|
||||
{
|
||||
int temp, vavg, vbatt;
|
||||
u16 val;
|
||||
|
||||
i2c_recv_buf_small((u8 *)&val, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_AvgVCELL);
|
||||
/* bits [0-3] unused */
|
||||
vavg = val * 625 / 8;
|
||||
/* Convert to millivolts */
|
||||
vavg /= 1000;
|
||||
|
||||
i2c_recv_buf_small((u8 *)&val, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_VCELL);
|
||||
/* bits [0-3] unused */
|
||||
vbatt = val * 625 / 8;
|
||||
/* Convert to millivolts */
|
||||
vbatt /= 1000;
|
||||
|
||||
if (vavg < MAX17050_DEFAULT_VMIN) {
|
||||
*health = HEALTH_DEAD;
|
||||
goto out;
|
||||
}
|
||||
|
||||
if (vbatt > MAX17050_DEFAULT_VMAX + MAX17050_VMAX_TOLERANCE) {
|
||||
*health = HEALTH_OVERVOLTAGE;
|
||||
goto out;
|
||||
}
|
||||
|
||||
_max17050_get_temperature(&temp);
|
||||
|
||||
if (temp < MAX17050_DEFAULT_TEMP_MIN) {
|
||||
*health = HEALTH_COLD;
|
||||
goto out;
|
||||
}
|
||||
|
||||
if (temp > MAX17050_DEFAULT_TEMP_MAX) {
|
||||
*health = HEALTH_OVERHEAT;
|
||||
goto out;
|
||||
}
|
||||
|
||||
*health = HEALTH_GOOD; // 1
|
||||
|
||||
out:
|
||||
return 0;
|
||||
}
|
||||
|
||||
int max17050_get_property(enum MAX17050_reg reg, int *value)
|
||||
{
|
||||
u16 data;
|
||||
|
||||
switch (reg) {
|
||||
//case 0x101://///////////////////////////FIX
|
||||
// _max17050_get_status(value);
|
||||
// break;
|
||||
case MAX17050_Cycles: //Cycle count.
|
||||
i2c_recv_buf_small((u8 *)value, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_Cycles);
|
||||
break;
|
||||
case MAX17050_MinMaxVolt: //Voltage max/min
|
||||
i2c_recv_buf_small((u8 *)value, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_MinMaxVolt);
|
||||
//value = (data >> 8) * 20; /* Voltage MAX. Units of LSB = 20mV */
|
||||
//value = (data & 0xff) * 20; /* Voltage MIN. Units of 20mV */
|
||||
*value = data;
|
||||
break;
|
||||
case MAX17050_V_empty: //Voltage min design.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_V_empty);
|
||||
*value = (data >> 7) * 10; /* Units of LSB = 10mV */
|
||||
break;
|
||||
case MAX17050_VCELL: //Voltage now.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_VCELL);
|
||||
*value = data * 625 / 8 / 1000;
|
||||
break;
|
||||
case MAX17050_AvgVCELL: //Voltage avg.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_AvgVCELL);
|
||||
*value = data * 625 / 8 / 1000;
|
||||
break;
|
||||
case MAX17050_OCVInternal: //Voltage ocv.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_OCVInternal);
|
||||
*value = data * 625 / 8 / 1000;
|
||||
break;
|
||||
case MAX17050_RepSOC: //Capacity %.
|
||||
i2c_recv_buf_small((u8 *)value, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_RepSOC);
|
||||
break;
|
||||
case MAX17050_DesignCap: //Charge full design.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_DesignCap);
|
||||
data = data * 5 / 10;
|
||||
*value = data;
|
||||
break;
|
||||
case MAX17050_FullCAP: //Charge full.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_FullCAP);
|
||||
data = data * 5 / 10;
|
||||
*value = data;
|
||||
break;
|
||||
case MAX17050_RepCap: //Charge now.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_RepCap);
|
||||
data = data * 5 / 10;
|
||||
*value = data;
|
||||
break;
|
||||
case MAX17050_TEMP: //Temp.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_TEMP);
|
||||
*value = (s16)(data);
|
||||
*value = *value * 10 / 256;
|
||||
break;
|
||||
//case 0x100: //FIX me
|
||||
// _max17050_get_battery_health(value);
|
||||
// break;
|
||||
case MAX17050_Current: //Current now.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, MAX17050_Current);
|
||||
*value = (s16)data;
|
||||
*value *= 1562500 / MAX17050_DEFAULT_SNS_RESISTOR;
|
||||
break;
|
||||
case MAX17050_AvgCurrent: //Current avg.
|
||||
i2c_recv_buf_small((u8 *)&data, 2, I2C_1, MAXIM17050_I2C_ADDR, 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);
|
||||
i2c_recv_buf_small((u8 *)&read_value, 2, I2C_1, MAXIM17050_I2C_ADDR, 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
|
||||
*/
|
||||
sleep(500000);
|
||||
|
||||
/* 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
|
||||
*/
|
||||
sleep(350000);
|
||||
|
||||
/* 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;
|
||||
}
|
||||
138
ipl/max17050.h
Normal file
138
ipl/max17050.h
Normal file
|
|
@ -0,0 +1,138 @@
|
|||
/*
|
||||
* 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 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_
|
||||
|
||||
#define MAX17050_STATUS_BattAbsent (1 << 3)
|
||||
#define MAX17050_BATTERY_FULL 95 /* Recommend. FullSOCThr value */
|
||||
#define MAX17050_DEFAULT_SNS_RESISTOR 10000
|
||||
#define MAX17050_DEFAULT_VMIN 3200
|
||||
#define MAX17050_DEFAULT_VMAX 4200 /* LiHV cell max */
|
||||
#define MAX17050_DEFAULT_TEMP_MIN 5 /* For sys without temp sensor */
|
||||
#define MAX17050_DEFAULT_TEMP_MAX 650 /* 65 degrees Celcius */
|
||||
|
||||
/* 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_SHDNTIMER = 0x3F,
|
||||
MAX17050_QRTbl30 = 0x42,
|
||||
MAX17050_dQacc = 0x45,
|
||||
MAX17050_dPacc = 0x46,
|
||||
|
||||
MAX17050_VFSOC0 = 0x48,
|
||||
|
||||
MAX17050_QH = 0x4D,
|
||||
MAX17050_QL = 0x4E,
|
||||
|
||||
MAX17050_VFSOC0Enable = 0x60,
|
||||
|
||||
MAX17050_MODELChrTbl = 0x80,
|
||||
|
||||
MAX17050_OCV = 0xEE,
|
||||
|
||||
MAX17050_OCVInternal = 0xFB,
|
||||
|
||||
MAX17050_VFSOC = 0xFF,
|
||||
};
|
||||
|
||||
enum {
|
||||
HEALTH_UNKNOWN = 0,
|
||||
HEALTH_GOOD,
|
||||
HEALTH_OVERHEAT,
|
||||
HEALTH_DEAD,
|
||||
HEALTH_OVERVOLTAGE,
|
||||
HEALTH_COLD,
|
||||
};
|
||||
|
||||
int max17050_get_property(enum MAX17050_reg reg, int *value);
|
||||
int max17050_fix_configuration();
|
||||
|
||||
#endif /* __MAX17050_H_ */
|
||||
21
ipl/tui.c
21
ipl/tui.c
|
|
@ -17,6 +17,7 @@
|
|||
|
||||
#include "tui.h"
|
||||
#include "btn.h"
|
||||
#include "max17050.h"
|
||||
|
||||
#ifdef MENU_LOGO_ENABLE
|
||||
extern u8 *Kc_MENU_LOGO;
|
||||
|
|
@ -50,6 +51,8 @@ void tui_pbar(gfx_con_t *con, int x, int y, u32 val, u32 fgcol, u32 bgcol)
|
|||
void *tui_do_menu(gfx_con_t *con, menu_t *menu)
|
||||
{
|
||||
int idx = 0, prev_idx = 0, cnt = 0x7FFFFFFF;
|
||||
u32 battPercent = 0;
|
||||
int battVoltCurr = 0;
|
||||
|
||||
gfx_clear_grey(con->gfx_ctxt, 0x1B);
|
||||
#ifdef MENU_LOGO_ENABLE
|
||||
|
|
@ -106,6 +109,24 @@ void *tui_do_menu(gfx_con_t *con, menu_t *menu)
|
|||
gfx_con_setcol(con, 0xFFCCCCCC, 1, 0xFF1B1B1B);
|
||||
gfx_putc(con, '\n');
|
||||
|
||||
// Print help and battery status.
|
||||
gfx_con_getpos(con, &con->savedx, &con->savedy);
|
||||
gfx_con_setpos(con, 0, 74 * 16);
|
||||
gfx_printf(con, "%k VOL: Move up/down\n PWR: Select option\n\n", 0xFF555555);
|
||||
|
||||
max17050_get_property(MAX17050_RepSOC, (int *)&battPercent);
|
||||
gfx_printf(con, " %d.%d%%", (battPercent >> 8) & 0xFF, (battPercent & 0xFF) / 26);
|
||||
max17050_get_property(MAX17050_VCELL, &battVoltCurr);
|
||||
gfx_printf(con, " (%d mV) ", battVoltCurr);
|
||||
max17050_get_property(MAX17050_AvgCurrent, &battVoltCurr);
|
||||
if (battVoltCurr > 0)
|
||||
gfx_printf(con, "\n %kCharging:%k %d mA %k\n",
|
||||
0xFF008000, 0xFF555555, battVoltCurr / 1000, 0xFFCCCCCC);
|
||||
else
|
||||
gfx_printf(con, "\n %kDischarging:%k -%d mA %k\n",
|
||||
0xFF800000, 0xFF555555, (~battVoltCurr) / 1000, 0xFFCCCCCC);
|
||||
gfx_con_setpos(con, con->savedx, con->savedy);
|
||||
|
||||
// Wait for user command.
|
||||
u32 btn = btn_wait();
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue