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kernel_samsung_a34x-permissive/drivers/power/supply/mt6357-gauge.c

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Import A346BXXU1AWB9 kernel source Android 13
2024-04-28 06:49:01 -07:00
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2019 MediaTek Inc.
* Author Wy Chuang<wy.chuang@mediatek.com>
*/
#include <linux/netlink.h>
#include <linux/skbuff.h>
#include <linux/socket.h>
#include <linux/device.h>
#include <linux/iio/consumer.h>
#include <linux/interrupt.h>
#include <linux/mfd/mt6397/core.h>/* PMIC MFD core header */
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <net/sock.h>
#include "mtk_battery.h"
#include "mtk_gauge.h"
/* ============================================================ */
/* pmic control start*/
/* ============================================================ */
#define MT6357_FGADC_CON1 0xd0a
#define PMIC_HWCID_ADDR 0x8
#define PMIC_HWCID_MASK 0xFFFF
#define PMIC_HWCID_SHIFT 0
#define PMIC_AUXADC_NAG_PRD_ADDR 0x1218
#define PMIC_AUXADC_NAG_PRD_MASK 0x7f
#define PMIC_AUXADC_NAG_PRD_SHIFT 3
#define PMIC_FG_LATCHDATA_ST_ADDR 0xd0a
#define PMIC_FG_LATCHDATA_ST_MASK 0x1
#define PMIC_FG_LATCHDATA_ST_SHIFT 15
#define PMIC_FG_SW_CLEAR_ADDR 0xd0a
#define PMIC_FG_SW_CLEAR_MASK 0x1
#define PMIC_FG_SW_CLEAR_SHIFT 3
#define PMIC_FG_SW_READ_PRE_ADDR 0xd0a
#define PMIC_FG_SW_READ_PRE_MASK 0x1
#define PMIC_FG_SW_READ_PRE_SHIFT 0
#define PMIC_FG_CURRENT_OUT_ADDR 0xd8a
#define PMIC_FG_CURRENT_OUT_MASK 0xFFFF
#define PMIC_FG_CURRENT_OUT_SHIFT 0
#define PMIC_FG_R_CURR_ADDR 0xd88
#define PMIC_FG_R_CURR_MASK 0xFFFF
#define PMIC_FG_R_CURR_SHIFT 0
#define PMIC_FG_CAR_15_00_ADDR 0xd12
#define PMIC_FG_CAR_15_00_MASK 0xFFFF
#define PMIC_FG_CAR_15_00_SHIFT 0
#define PMIC_FG_CAR_31_16_ADDR 0xd14
#define PMIC_FG_CAR_31_16_MASK 0xFFFF
#define PMIC_FG_CAR_31_16_SHIFT 0
#define PMIC_FG_BAT0_HTH_15_00_ADDR 0xd1c
#define PMIC_FG_BAT0_HTH_15_00_MASK 0xFFFF
#define PMIC_FG_BAT0_HTH_15_00_SHIFT 0
#define PMIC_FG_BAT0_HTH_31_16_ADDR 0xd1e
#define PMIC_FG_BAT0_HTH_31_16_MASK 0xFFFF
#define PMIC_FG_BAT0_HTH_31_16_SHIFT 0
#define PMIC_FG_BAT0_LTH_15_00_ADDR 0xd18
#define PMIC_FG_BAT0_LTH_15_00_MASK 0xFFFF
#define PMIC_FG_BAT0_LTH_15_00_SHIFT 0
#define PMIC_FG_BAT0_LTH_31_16_ADDR 0xd1a
#define PMIC_FG_BAT0_LTH_31_16_MASK 0xFFFF
#define PMIC_FG_BAT0_LTH_31_16_SHIFT 0
#define PMIC_RGS_BATON_UNDET_ADDR 0xe08
#define PMIC_RGS_BATON_UNDET_MASK 0x1
#define PMIC_RGS_BATON_UNDET_SHIFT 1
#define PMIC_AUXADC_ADC_RDY_PWRON_CLR_ADDR 0x114a
#define PMIC_AUXADC_ADC_RDY_PWRON_CLR_MASK 0x1
#define PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT 3
#define PMIC_AUXADC_NAG_CNT_15_0_ADDR 0x1220
#define PMIC_AUXADC_NAG_CNT_15_0_MASK 0xFFFF
#define PMIC_AUXADC_NAG_CNT_15_0_SHIFT 0
#define PMIC_AUXADC_NAG_CNT_25_16_ADDR 0x1222
#define PMIC_AUXADC_NAG_CNT_25_16_MASK 0x3FF
#define PMIC_AUXADC_NAG_CNT_25_16_SHIFT 0
#define PMIC_AUXADC_NAG_DLTV_ADDR 0x1224
#define PMIC_AUXADC_NAG_DLTV_MASK 0xFFFF
#define PMIC_AUXADC_NAG_DLTV_SHIFT 0
#define PMIC_AUXADC_NAG_C_DLTV_15_0_ADDR 0x1226
#define PMIC_AUXADC_NAG_C_DLTV_15_0_MASK 0xFFFF
#define PMIC_AUXADC_NAG_C_DLTV_15_0_SHIFT 0
#define PMIC_AUXADC_NAG_C_DLTV_26_16_ADDR 0x1228
#define PMIC_AUXADC_NAG_C_DLTV_26_16_MASK 0x7FF
#define PMIC_AUXADC_NAG_C_DLTV_26_16_SHIFT 0
#define PMIC_AUXADC_ADC_OUT_FGADC_PCHR_ADDR 0x10bc
#define PMIC_AUXADC_ADC_OUT_FGADC_PCHR_MASK 0x7FFF
#define PMIC_AUXADC_ADC_OUT_FGADC_PCHR_SHIFT 0
#define PMIC_AUXADC_NAG_IRQ_EN_ADDR 0x1218
#define PMIC_AUXADC_NAG_IRQ_EN_MASK 0x1
#define PMIC_AUXADC_NAG_IRQ_EN_SHIFT 10
#define PMIC_AUXADC_NAG_EN_ADDR 0x1218
#define PMIC_AUXADC_NAG_EN_MASK 0x1
#define PMIC_AUXADC_NAG_EN_SHIFT 0
#define PMIC_AUXADC_NAG_ZCV_ADDR 0x121a
#define PMIC_AUXADC_NAG_ZCV_MASK 0x7FFF
#define PMIC_AUXADC_NAG_ZCV_SHIFT 0
#define PMIC_AUXADC_NAG_C_DLTV_TH_15_0_ADDR 0x121c
#define PMIC_AUXADC_NAG_C_DLTV_TH_15_0_MASK 0xFFFF
#define PMIC_AUXADC_NAG_C_DLTV_TH_15_0_SHIFT 0
#define PMIC_AUXADC_NAG_C_DLTV_TH_26_16_ADDR 0x121e
#define PMIC_AUXADC_NAG_C_DLTV_TH_26_16_MASK 0x7FF
#define PMIC_AUXADC_NAG_C_DLTV_TH_26_16_SHIFT 0
#define PMIC_AUXADC_NAG_VBAT1_SEL_ADDR 0x1218
#define PMIC_AUXADC_NAG_VBAT1_SEL_MASK 0x1
#define PMIC_AUXADC_NAG_VBAT1_SEL_SHIFT 2
#define PMIC_FG_ZCV_DET_TIME_ADDR 0xd2e
#define PMIC_FG_ZCV_DET_TIME_MASK 0x3F
#define PMIC_FG_ZCV_DET_TIME_SHIFT 8
#define PMIC_FG_ZCV_CAR_TH_15_00_ADDR 0xd38
#define PMIC_FG_ZCV_CAR_TH_15_00_MASK 0xFFFF
#define PMIC_FG_ZCV_CAR_TH_15_00_SHIFT 0
#define PMIC_FG_ZCV_CAR_TH_31_16_ADDR 0xd3a
#define PMIC_FG_ZCV_CAR_TH_31_16_MASK 0xFFFF
#define PMIC_FG_ZCV_CAR_TH_31_16_SHIFT 0
#define PMIC_FG_ZCV_CAR_TH_33_32_ADDR 0xd3c
#define PMIC_FG_ZCV_CAR_TH_33_32_MASK 0x3
#define PMIC_FG_ZCV_CAR_TH_33_32_SHIFT 0
#define PMIC_FG_ZCV_DET_EN_ADDR 0xd08
#define PMIC_FG_ZCV_DET_EN_MASK 0x1
#define PMIC_FG_ZCV_DET_EN_SHIFT 10
#define PMIC_AUXADC_ADC_OUT_NAG_ADDR 0x10d4
#define PMIC_AUXADC_ADC_OUT_NAG_MASK 0x7FFF
#define PMIC_AUXADC_ADC_OUT_NAG_SHIFT 0
#define PMIC_AUXADC_ADC_RDY_PWRON_PCHR_ADDR 0x10ac
#define PMIC_AUXADC_ADC_RDY_PWRON_PCHR_MASK 0x1
#define PMIC_AUXADC_ADC_RDY_PWRON_PCHR_SHIFT 15
#define PMIC_AUXADC_ADC_OUT_PWRON_PCHR_ADDR 0x10ac
#define PMIC_AUXADC_ADC_OUT_PWRON_PCHR_MASK 0x7FFF
#define PMIC_AUXADC_ADC_OUT_PWRON_PCHR_SHIFT 0
#define PMIC_RG_STRUP_AUXADC_START_SEL_ADDR 0xa20
#define PMIC_RG_STRUP_AUXADC_START_SEL_MASK 0x1
#define PMIC_RG_STRUP_AUXADC_START_SEL_SHIFT 2
#define PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_ADDR 0x10c0
#define PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_MASK 0x1
#define PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_SHIFT 15
#define PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_ADDR 0x10c0
#define PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_MASK 0x7FFF
#define PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_SHIFT 0
#define PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_ADDR 0x114a
#define PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_MASK 0x1
#define PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_SHIFT 2
#define PMIC_FG_NTER_15_00_ADDR 0xd20
#define PMIC_FG_NTER_15_00_MASK 0xFFFF
#define PMIC_FG_NTER_15_00_SHIFT 0
#define PMIC_FG_NTER_31_16_ADDR 0xd22
#define PMIC_FG_NTER_31_16_MASK 0xFFFF
#define PMIC_FG_NTER_31_16_SHIFT 0
#define PMIC_FG_NTER_32_ADDR 0xd24
#define PMIC_FG_NTER_32_MASK 0x1
#define PMIC_FG_NTER_32_SHIFT 0
#define PMIC_FG_CIC2_ADDR 0xd90
#define PMIC_FG_CIC2_MASK 0xFFFF
#define PMIC_FG_CIC2_SHIFT 0
#define PMIC_FG_ZCV_CURR_ADDR 0xd30
#define PMIC_FG_ZCV_CURR_MASK 0xFFFF
#define PMIC_FG_ZCV_CURR_SHIFT 0
//
#define PMIC_RG_SYSTEM_INFO_CON0_ADDR 0xd9a
#define PMIC_RG_SYSTEM_INFO_CON1_ADDR 0xd9c
#define UNIT_FGCURRENT (314331)
/* mt6357 314.331 uA */
#define UNIT_CHARGE (85)
/* CHARGE_LSB 0.085 uAh*/
/* AUXADC */
#define R_VAL_TEMP_2 (1)
#define R_VAL_TEMP_3 (3)
#define UNIT_TIME (50)
#define UNIT_FG_IAVG (157166)
/* 3600 * 1000 * 1000 / 157166 , for coulomb interrupt */
#define DEFAULT_R_FG (100)
/* 5mm ohm */
#define UNIT_FGCAR_ZCV (19646)
/* CHARGE_LSB = 0.085 uAh */
#define VOLTAGE_FULL_RANGES 1800
#define ADC_PRECISE 32768 /* 12 bits */
#define CAR_TO_REG_SHIFT (3)
/*coulomb interrupt lsb might be different with coulomb lsb */
#define CAR_TO_REG_FACTOR (0x5c2a)
/* 1000 * 1000 / CHARGE_LSB */
#define UNIT_FGCAR (11176)
/* CHARGE_LSB 0.085 * 2^11 */
/************ bat_cali *******************/
#define BAT_CALI_DEVNAME "MT_pmic_adc_cali"
#define Get_META_BAT_VOL _IOW('k', 10, int)
#define Get_META_BAT_SOC _IOW('k', 11, int)
#define Get_META_BAT_CAR_TUNE_VALUE _IOW('k', 12, int)
#define Set_META_BAT_CAR_TUNE_VALUE _IOW('k', 13, int)
#define Set_BAT_DISABLE_NAFG _IOW('k', 14, int)
#define Set_CARTUNE_TO_KERNEL _IOW('k', 15, int)
static struct class *bat_cali_class;
static int bat_cali_major;
static dev_t bat_cali_devno;
static struct cdev *bat_cali_cdev;
void __attribute__ ((weak))
mtk_battery_netlink_handler(struct sk_buff *skb)
{
}
static signed int reg_to_mv_value(signed int _reg)
{
long long _reg64 = _reg;
int ret;
#if defined(__LP64__) || defined(_LP64)
_reg64 = (_reg64 * VOLTAGE_FULL_RANGES * 10
* R_VAL_TEMP_3) / ADC_PRECISE;
#else
_reg64 = div_s64(_reg64 * VOLTAGE_FULL_RANGES * 10
* R_VAL_TEMP_3, ADC_PRECISE);
#endif
ret = _reg64;
bm_debug("[%s] %d=>%lld=> %d\n",
__func__, _reg, _reg64, ret);
return ret;
}
static signed int mv_to_reg_value(signed int _mv)
{
int ret;
long long _reg64 = _mv;
#if defined(__LP64__) || defined(_LP64)
_reg64 = (_reg64 * ADC_PRECISE) /
(VOLTAGE_FULL_RANGES * 10 * R_VAL_TEMP_3);
#else
_reg64 = div_s64((_reg64 * ADC_PRECISE),
(VOLTAGE_FULL_RANGES * 10 * R_VAL_TEMP_3));
#endif
ret = _reg64;
if (ret <= 0) {
bm_err(
"[fg_bat_nafg][%s] mv=%d,%lld => %d,\n",
__func__, _mv, _reg64, ret);
return ret;
}
bm_debug("[%s] mv=%d,%lld => %d,\n", __func__, _mv, _reg64, ret);
return ret;
}
static void pre_gauge_update(struct mtk_gauge *gauge)
{
int m = 0;
unsigned int reg_val = 0;
regmap_update_bits(gauge->regmap,
PMIC_FG_SW_READ_PRE_ADDR,
PMIC_FG_SW_READ_PRE_MASK << PMIC_FG_SW_READ_PRE_SHIFT,
1 << PMIC_FG_SW_READ_PRE_SHIFT);
do {
m++;
if (m > 1000) {
bm_err("[%s] gauge_update_polling timeout 1!\r\n",
__func__);
break;
}
regmap_read(gauge->regmap, PMIC_FG_LATCHDATA_ST_ADDR, &reg_val);
reg_val =
(reg_val & (PMIC_FG_LATCHDATA_ST_MASK
<< PMIC_FG_LATCHDATA_ST_SHIFT))
>> PMIC_FG_LATCHDATA_ST_SHIFT;
} while (reg_val == 0);
}
static void post_gauge_update(struct mtk_gauge *gauge)
{
int m = 0;
unsigned int reg_val;
regmap_update_bits(gauge->regmap,
PMIC_FG_SW_CLEAR_ADDR,
PMIC_FG_SW_CLEAR_MASK << PMIC_FG_SW_CLEAR_SHIFT,
1 << PMIC_FG_SW_CLEAR_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_FG_SW_READ_PRE_ADDR,
PMIC_FG_SW_READ_PRE_MASK << PMIC_FG_SW_READ_PRE_SHIFT,
0 << PMIC_FG_SW_READ_PRE_SHIFT);
do {
m++;
if (m > 1000) {
bm_err("[%s] gauge_update_polling timeout 2!\r\n",
__func__);
break;
}
regmap_read(gauge->regmap, PMIC_FG_LATCHDATA_ST_ADDR, &reg_val);
reg_val =
(reg_val & (PMIC_FG_LATCHDATA_ST_MASK
<< PMIC_FG_LATCHDATA_ST_SHIFT))
>> PMIC_FG_LATCHDATA_ST_SHIFT;
} while (reg_val != 0);
regmap_update_bits(gauge->regmap,
PMIC_FG_SW_CLEAR_ADDR,
PMIC_FG_SW_CLEAR_MASK << PMIC_FG_SW_CLEAR_SHIFT,
0 << PMIC_FG_SW_CLEAR_SHIFT);
}
static int reg_to_current(struct mtk_gauge *gauge,
unsigned int regval)
{
unsigned short uvalue16 = 0;
int dvalue, retval;
long long temp_value = 0;
bool is_charging = true;
uvalue16 = (unsigned short) regval;
dvalue = (unsigned int) uvalue16;
if (dvalue == 0) {
temp_value = (long long) dvalue;
is_charging = false;
} else if (dvalue > 32767) {
/* > 0x8000 */
temp_value = (long long) (dvalue - 65535);
temp_value = temp_value - (temp_value * 2);
is_charging = false;
} else {
temp_value = (long long) dvalue;
}
temp_value = temp_value * UNIT_FGCURRENT;
#if defined(__LP64__) || defined(_LP64)
do_div(temp_value, 100000);
#else
temp_value = div_s64(temp_value, 100000);
#endif
retval = (unsigned int) temp_value;
bm_debug("[%s] 0x%x 0x%x 0x%x 0x%x 0x%x %d\n",
__func__,
regval,
uvalue16,
dvalue,
(int)temp_value,
retval,
is_charging);
if (is_charging == false)
return -retval;
return retval;
}
/* ============================================================ */
/* pmic control end*/
/* ============================================================ */
u8 get_rtc_spare0_fg_value(struct mtk_gauge *gauge)
{
struct nvmem_cell *cell;
u8 *buf, data;
cell = nvmem_cell_get(&gauge->pdev->dev, "initialization");
if (IS_ERR(cell)) {
bm_err("[%s]get rtc cell fail\n", __func__);
return 0;
}
buf = nvmem_cell_read(cell, NULL);
nvmem_cell_put(cell);
if (IS_ERR(buf)) {
bm_err("[%s]read rtc cell fail\n", __func__);
return 0;
}
bm_debug("[%s] val=0x%x, %d\n", __func__, *buf, *buf);
data = *buf;
kfree(buf);
return data;
}
void set_rtc_spare0_fg_value(struct mtk_gauge *gauge, u8 val)
{
struct nvmem_cell *cell;
u32 length = 1;
int ret;
cell = nvmem_cell_get(&gauge->pdev->dev, "initialization");
if (IS_ERR(cell)) {
bm_err("[%s]get rtc cell fail\n", __func__);
return;
}
ret = nvmem_cell_write(cell, &val, length);
nvmem_cell_put(cell);
if (ret != length)
bm_err("[%s] write rtc cell fail\n", __func__);
}
u8 get_rtc_spare_fg_value(struct mtk_gauge *gauge)
{
struct nvmem_cell *cell;
u8 *buf, data;
cell = nvmem_cell_get(&gauge->pdev->dev, "state-of-charge");
if (IS_ERR(cell)) {
bm_err("[%s]get rtc cell fail\n", __func__);
return 0;
}
buf = nvmem_cell_read(cell, NULL);
nvmem_cell_put(cell);
if (IS_ERR(buf)) {
bm_err("[%s]read rtc cell fail\n", __func__);
return 0;
}
bm_debug("[%s] val=%d\n", __func__, *buf);
data = *buf;
kfree(buf);
return data;
}
void set_rtc_spare_fg_value(struct mtk_gauge *gauge, u8 val)
{
struct nvmem_cell *cell;
u32 length = 1;
int ret;
cell = nvmem_cell_get(&gauge->pdev->dev, "state-of-charge");
if (IS_ERR(cell)) {
bm_err("[%s]get rtc cell fail\n", __func__);
return;
}
ret = nvmem_cell_write(cell, &val, length);
nvmem_cell_put(cell);
if (ret != length)
bm_err("[%s] write rtc cell fail\n", __func__);
bm_debug("[%s] val=%d\n", __func__, val);
}
static int fgauge_set_info(struct mtk_gauge *gauge,
enum gauge_property ginfo, unsigned int value)
{
int value_mask = 0;
int sign_bit = 0;
int reg_val = 0;
bm_debug("[%s]info:%d v:%d\n", __func__, ginfo, value);
if (ginfo == GAUGE_PROP_2SEC_REBOOT)
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x0001,
value);
else if (ginfo == GAUGE_PROP_PL_CHARGING_STATUS)
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x0001 << 0x1,
value << 0x1);
else if (ginfo == GAUGE_PROP_MONITER_PLCHG_STATUS)
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x0001 << 0x2,
value << 0x2);
else if (ginfo == GAUGE_PROP_BAT_PLUG_STATUS)
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x0001 << 0x3,
value << 0x3);
else if (ginfo == GAUGE_PROP_IS_NVRAM_FAIL_MODE)
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x0001 << 0x4,
value << 0x4);
else if (ginfo == GAUGE_PROP_MONITOR_SOFF_VALIDTIME)
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x0001 << 0x5,
value << 0x5);
else if (ginfo == GAUGE_PROP_CON0_SOC) {
value = value / 100;
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON0_ADDR,
0x007f << 0x9,
value << 0x9);
} else if (ginfo == GAUGE_PROP_SHUTDOWN_CAR) {
if (value == -99999) {
/* write invalid */
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON1_ADDR,
0x01FF << 0x7,
0x1FF << 0x7);
bm_err("[%s]: write invalid value to GAUGE_PROP_SHUTDOWN_CAR\n",
__func__);
return 0;
}
if (value < 0)
sign_bit = 1;
value_mask = abs(value);
value_mask = value_mask & 0x00ff;
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON1_ADDR,
0x00FF << 0x7,
value_mask << 0x7);
regmap_update_bits(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON1_ADDR,
0x0001 << 0xf,
sign_bit << 0xf);
regmap_read(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON1_ADDR, &reg_val);
bm_err(
"[%s]: GAUGE_PROP_SHUTDOWN_CAR:%d,0x%x,sign:%d, 0x%x,0x%x\n",
__func__, value, value, sign_bit, value_mask, reg_val);
}
return 0;
}
static int fgauge_get_info(struct mtk_gauge *gauge,
enum gauge_property ginfo, int *value)
{
int reg_val = 0;
int sign_bit = 0;
int tmp_val = 0;
regmap_read(gauge->regmap, PMIC_RG_SYSTEM_INFO_CON0_ADDR, &reg_val);
if (ginfo == GAUGE_PROP_2SEC_REBOOT)
*value = reg_val & 0x0001;
else if (ginfo == GAUGE_PROP_PL_CHARGING_STATUS)
*value =
(reg_val & (0x0001 << 0x1)) >> 0x1;
else if (ginfo == GAUGE_PROP_MONITER_PLCHG_STATUS)
*value =
(reg_val & (0x0001 << 0x2)) >> 0x2;
else if (ginfo == GAUGE_PROP_BAT_PLUG_STATUS)
*value =
(reg_val & (0x0001 << 0x3)) >> 0x3;
else if (ginfo == GAUGE_PROP_IS_NVRAM_FAIL_MODE)
*value =
(reg_val & (0x0001 << 0x4)) >> 0x4;
else if (ginfo == GAUGE_PROP_MONITOR_SOFF_VALIDTIME)
*value =
(reg_val & (0x0001 << 0x5)) >> 0x5;
else if (ginfo == GAUGE_PROP_CON0_SOC)
*value =
(reg_val & (0x007F << 0x9)) >> 0x9;
else if (ginfo == GAUGE_PROP_SHUTDOWN_CAR) {
regmap_read(gauge->regmap,
PMIC_RG_SYSTEM_INFO_CON1_ADDR, &reg_val);
sign_bit = (reg_val & (0x1 << 0xf)) >> 0xf;
tmp_val = (reg_val & (0xff << 0x7)) >> 0x7;
if (sign_bit == 1 && tmp_val == 0xff) {
bm_err("[%s]: GAUGE_PROP_SHUTDOWN_CAR: invalid, sign:%d value:%d,0x%x\n",
__func__, sign_bit, tmp_val, reg_val);
sign_bit = 0;
*value = 0;
} else if (sign_bit == 1) {
*value = 0 - tmp_val;
bm_err("[%s]:GAUGE_PROP_SHUTDOWN_CAR: sign:%d, tmp_val:%d\n",
__func__, sign_bit, tmp_val);
}
}
bm_debug("[%s]info:%d v:%d\n", __func__, ginfo, *value);
return 0;
}
static void fgauge_set_nafg_intr_internal(struct mtk_gauge *gauge,
int _prd, int _zcv_mv, int _thr_mv)
{
int NAG_C_DLTV_Threashold_26_16;
int NAG_C_DLTV_Threashold_15_0;
gauge->zcv_reg = mv_to_reg_value(_zcv_mv);
gauge->thr_reg = mv_to_reg_value(_thr_mv);
NAG_C_DLTV_Threashold_26_16 = (gauge->thr_reg & 0xffff0000) >> 16;
NAG_C_DLTV_Threashold_15_0 = (gauge->thr_reg & 0x0000ffff);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_ZCV_ADDR,
PMIC_AUXADC_NAG_ZCV_MASK << PMIC_AUXADC_NAG_ZCV_SHIFT,
gauge->zcv_reg << PMIC_AUXADC_NAG_ZCV_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_C_DLTV_TH_26_16_ADDR,
PMIC_AUXADC_NAG_C_DLTV_TH_26_16_MASK <<
PMIC_AUXADC_NAG_C_DLTV_TH_26_16_SHIFT,
NAG_C_DLTV_Threashold_26_16 <<
PMIC_AUXADC_NAG_C_DLTV_TH_26_16_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_C_DLTV_TH_15_0_ADDR,
PMIC_AUXADC_NAG_C_DLTV_TH_15_0_MASK <<
PMIC_AUXADC_NAG_C_DLTV_TH_15_0_SHIFT,
NAG_C_DLTV_Threashold_15_0 <<
PMIC_AUXADC_NAG_C_DLTV_TH_15_0_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_PRD_ADDR,
PMIC_AUXADC_NAG_PRD_MASK <<
PMIC_AUXADC_NAG_PRD_SHIFT,
_prd <<
PMIC_AUXADC_NAG_PRD_SHIFT);
/* TODO is_power_path_supported()*/
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_VBAT1_SEL_ADDR,
PMIC_AUXADC_NAG_VBAT1_SEL_MASK <<
PMIC_AUXADC_NAG_VBAT1_SEL_SHIFT,
1 <<
PMIC_AUXADC_NAG_VBAT1_SEL_SHIFT);
bm_debug("[fg_bat_nafg][fgauge_set_nafg_interrupt_internal] time[%d] zcv[%d:%d] thr[%d:%d] 26_16[0x%x] 15_00[0x%x]\n",
_prd, _zcv_mv, gauge->zcv_reg, _thr_mv, gauge->thr_reg,
NAG_C_DLTV_Threashold_26_16, NAG_C_DLTV_Threashold_15_0);
}
int nafg_zcv_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int zcv)
{
gauge->nafg_zcv_mv = zcv; /* 0.1 mv*/
return 0;
}
int zcv_current_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *zcv_current)
{
unsigned int uvalue16 = 0;
signed int dvalue = 0;
long long Temp_Value = 0;
regmap_read(gauge->regmap, PMIC_FG_ZCV_CURR_ADDR,
&uvalue16);
uvalue16 =
(uvalue16 & (PMIC_FG_ZCV_CURR_MASK
<< PMIC_FG_ZCV_CURR_SHIFT))
>> PMIC_FG_ZCV_CURR_SHIFT;
dvalue = uvalue16;
if (dvalue == 0) {
Temp_Value = (long long) dvalue;
} else if (dvalue > 32767) {
/* > 0x8000 */
Temp_Value = (long long) (dvalue - 65535);
Temp_Value = Temp_Value - (Temp_Value * 2);
} else {
Temp_Value = (long long) dvalue;
}
Temp_Value = Temp_Value * UNIT_FGCURRENT;
#if defined(__LP64__) || defined(_LP64)
do_div(Temp_Value, 100000);
#else
Temp_Value = div_s64(Temp_Value, 100000);
#endif
dvalue = (unsigned int) Temp_Value;
/* Auto adjust value */
if (gauge->gm->fg_cust_data.r_fg_value != 100) {
bm_debug(
"[fgauge_read_current] Auto adjust value due to the Rfg is %d\n Ori curr=%d",
gauge->gm->fg_cust_data.r_fg_value, dvalue);
dvalue = (dvalue * 100) /
gauge->gm->fg_cust_data.r_fg_value;
bm_debug("[fgauge_read_current] new current=%d\n", dvalue);
}
bm_debug("[fgauge_read_current] ori current=%d\n", dvalue);
dvalue = ((dvalue * gauge->gm->fg_cust_data.car_tune_value) / 1000);
bm_debug("[fgauge_read_current] final current=%d (ratio=%d)\n",
dvalue, gauge->gm->fg_cust_data.car_tune_value);
*zcv_current = dvalue;
return 0;
}
int nafg_c_dltv_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int c_dltv_mv)
{
gauge->nafg_c_dltv_mv = c_dltv_mv; /* 0.1 mv*/
fgauge_set_nafg_intr_internal(
gauge,
gauge->gm->fg_cust_data.nafg_time_setting,
gauge->nafg_zcv_mv, gauge->nafg_c_dltv_mv);
return 0;
}
static int get_nafg_vbat(struct mtk_gauge *gauge)
{
unsigned int nag_vbat_reg, vbat_val;
int nag_vbat_mv, i = 0;
do {
regmap_read(gauge->regmap, PMIC_AUXADC_ADC_OUT_NAG_ADDR,
&nag_vbat_reg);
nag_vbat_reg =
(nag_vbat_reg & (PMIC_AUXADC_ADC_OUT_NAG_MASK <<
PMIC_AUXADC_ADC_OUT_NAG_SHIFT))
>> PMIC_AUXADC_ADC_OUT_NAG_SHIFT;
if ((nag_vbat_reg & 0x8000) != 0)
break;
msleep(30);
i++;
} while (i <= 5);
vbat_val = nag_vbat_reg & 0x7fff;
nag_vbat_mv = reg_to_mv_value(vbat_val);
return nag_vbat_mv;
}
int nafg_vbat_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *vbat)
{
*vbat = get_nafg_vbat(gauge);
return 0;
}
int bat_plugout_en_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
return 0;
}
static void fgauge_set_zcv_intr_internal(
struct mtk_gauge *gauge_dev,
int fg_zcv_det_time,
int fg_zcv_car_th)
{
int fg_zcv_car_thr_h_reg, fg_zcv_car_thr_l_reg;
int slepp_cur_avg = gauge_dev->gm->fg_cust_data.sleep_current_avg;
long long fg_zcv_car_th_reg = 0;
fg_zcv_car_th = (fg_zcv_det_time + 1) * slepp_cur_avg / 60;
fg_zcv_car_th_reg = (long long)fg_zcv_car_th;
fg_zcv_car_th_reg = (fg_zcv_car_th_reg * 100 * 3600 * 1000);
#if defined(__LP64__) || defined(_LP64)
do_div(fg_zcv_car_th_reg, UNIT_FGCAR_ZCV);
#else
fg_zcv_car_th_reg = div_s64(fg_zcv_car_th_reg, UNIT_FGCAR_ZCV);
#endif
if (gauge_dev->hw_status.r_fg_value != DEFAULT_R_FG)
#if defined(__LP64__) || defined(_LP64)
fg_zcv_car_th_reg = (fg_zcv_car_th_reg *
gauge_dev->hw_status.r_fg_value) /
DEFAULT_R_FG;
#else
fg_zcv_car_th_reg = div_s64(fg_zcv_car_th_reg *
gauge_dev->hw_status.r_fg_value,
DEFAULT_R_FG);
#endif
#if defined(__LP64__) || defined(_LP64)
fg_zcv_car_th_reg = ((fg_zcv_car_th_reg * 1000) /
gauge_dev->hw_status.car_tune_value);
#else
fg_zcv_car_th_reg = div_s64((fg_zcv_car_th_reg * 1000),
gauge_dev->hw_status.car_tune_value);
#endif
fg_zcv_car_thr_h_reg = (fg_zcv_car_th_reg & 0xffff0000) >> 16;
fg_zcv_car_thr_l_reg = fg_zcv_car_th_reg & 0x0000ffff;
regmap_update_bits(gauge_dev->regmap,
PMIC_FG_ZCV_DET_TIME_ADDR,
PMIC_FG_ZCV_DET_TIME_MASK <<
PMIC_FG_ZCV_DET_TIME_SHIFT,
fg_zcv_det_time <<
PMIC_FG_ZCV_DET_TIME_SHIFT);
regmap_update_bits(gauge_dev->regmap,
PMIC_FG_ZCV_CAR_TH_15_00_ADDR,
PMIC_FG_ZCV_CAR_TH_15_00_MASK <<
PMIC_FG_ZCV_CAR_TH_15_00_SHIFT,
fg_zcv_car_thr_l_reg <<
PMIC_FG_ZCV_CAR_TH_15_00_SHIFT);
regmap_update_bits(gauge_dev->regmap,
PMIC_FG_ZCV_CAR_TH_31_16_ADDR,
PMIC_FG_ZCV_CAR_TH_31_16_MASK <<
PMIC_FG_ZCV_CAR_TH_31_16_SHIFT,
fg_zcv_car_thr_h_reg <<
PMIC_FG_ZCV_CAR_TH_31_16_SHIFT);
bm_debug("[FG_ZCV_INT][%s] det_time %d mv %d reg %lld 31_16 0x%x 15_00 0x%x\n",
__func__, fg_zcv_det_time, fg_zcv_car_th, fg_zcv_car_th_reg,
fg_zcv_car_thr_h_reg, fg_zcv_car_thr_l_reg);
}
int zcv_intr_threshold_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int zcv_avg_current)
{
int fg_zcv_det_time = gauge->gm->fg_cust_data.zcv_suspend_time;
int fg_zcv_car_th = zcv_avg_current;
bm_debug("[%s] fg_zcv_det_time:%d, fg_zcv_car_th:%d\n",
__func__, fg_zcv_det_time, fg_zcv_car_th);
fgauge_set_zcv_intr_internal(
gauge, fg_zcv_det_time, fg_zcv_car_th);
return 0;
}
int zcv_intr_en_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int en)
{
static int cnt;
bm_debug("%s %d %d\n", __func__,
cnt, en);
if (en != 0)
cnt++;
else
cnt--;
if (en == 0) {
disable_gauge_irq(gauge, ZCV_IRQ);
regmap_update_bits(gauge->regmap,
PMIC_FG_ZCV_DET_EN_ADDR,
PMIC_FG_ZCV_DET_EN_MASK <<
PMIC_FG_ZCV_DET_EN_SHIFT,
en <<
PMIC_FG_ZCV_DET_EN_SHIFT);
mdelay(1);
}
if (en == 1) {
enable_gauge_irq(gauge, ZCV_IRQ);
regmap_update_bits(gauge->regmap,
PMIC_FG_ZCV_DET_EN_ADDR,
PMIC_FG_ZCV_DET_EN_MASK <<
PMIC_FG_ZCV_DET_EN_SHIFT,
en <<
PMIC_FG_ZCV_DET_EN_SHIFT);
}
bm_debug("[FG_ZCV_INT][fg_set_zcv_intr_en] En %d\n", en);
return 0;
}
int soff_reset_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int en)
{
return 0;
}
int ncar_reset_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
return 0;
}
int event_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int event)
{
return 0;
}
int bat_tmp_ht_threshold_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int threshold)
{
return 0;
}
int en_bat_tmp_ht_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int en)
{
return 0;
}
int bat_tmp_lt_threshold_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int threshold)
{
return 0;
}
int en_bat_tmp_lt_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int en)
{
return 0;
}
int bat_cycle_intr_threshold_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int threshold)
{
return 0;
}
int fgauge_get_time(struct mtk_gauge *gauge_dev, unsigned int *ptime)
{
unsigned int time_31_16, time_15_00, ret_time;
long long time = 0;
pre_gauge_update(gauge_dev);
regmap_read(gauge_dev->regmap, PMIC_FG_NTER_15_00_ADDR,
&time_15_00);
time_15_00 =
(time_15_00 & (PMIC_FG_NTER_15_00_MASK <<
PMIC_FG_NTER_15_00_SHIFT))
>> PMIC_FG_NTER_15_00_SHIFT;
regmap_read(gauge_dev->regmap, PMIC_FG_NTER_31_16_ADDR,
&time_31_16);
time_31_16 =
(time_31_16 & (PMIC_FG_NTER_31_16_MASK <<
PMIC_FG_NTER_31_16_SHIFT))
>> PMIC_FG_NTER_31_16_SHIFT;
time = time_15_00;
time |= time_31_16 << 16;
#if defined(__LP64__) || defined(_LP64)
time = time * UNIT_TIME / 100;
#else
time = div_s64(time * UNIT_TIME, 100);
#endif
ret_time = time;
bm_debug(
"[%s] low:0x%x high:0x%x rtime:0x%llx 0x%x!\r\n",
__func__, time_15_00, time_31_16, time, ret_time);
post_gauge_update(gauge_dev);
*ptime = ret_time;
return 0;
}
static unsigned int instant_current_for_car_tune(struct mtk_gauge *gauge)
{
unsigned int reg_value = 0;
pre_gauge_update(gauge);
regmap_read(gauge->regmap, PMIC_FG_CURRENT_OUT_ADDR, &reg_value);
reg_value = (reg_value &
(PMIC_FG_CURRENT_OUT_MASK << PMIC_FG_CURRENT_OUT_SHIFT))
>> PMIC_FG_CURRENT_OUT_SHIFT;
post_gauge_update(gauge);
bm_err("%s, reg_value=%d\n", __func__, reg_value);
return reg_value;
}
static int instant_current(struct mtk_gauge *gauge)
{
unsigned int reg_value;
int dvalue;
int r_fg_value;
int car_tune_value;
r_fg_value = gauge->hw_status.r_fg_value;
car_tune_value = gauge->hw_status.car_tune_value;
pre_gauge_update(gauge);
regmap_read(gauge->regmap, PMIC_FG_CURRENT_OUT_ADDR, &reg_value);
reg_value = (reg_value &
(PMIC_FG_CURRENT_OUT_MASK << PMIC_FG_CURRENT_OUT_SHIFT))
>> PMIC_FG_CURRENT_OUT_SHIFT;
post_gauge_update(gauge);
dvalue = reg_to_current(gauge, reg_value);
/* Auto adjust value */
if (r_fg_value != DEFAULT_R_FG) {
dvalue = (dvalue * DEFAULT_R_FG) /
r_fg_value;
}
dvalue =
((dvalue * car_tune_value) / 1000);
return dvalue;
}
void read_fg_hw_info_current_1(struct mtk_gauge *gauge_dev)
{
gauge_dev->fg_hw_info.current_1 =
instant_current(gauge_dev);
}
void read_fg_hw_info_current_2(struct mtk_gauge *gauge_dev)
{
long long fg_current_2_reg;
int cic2_reg;
signed int dvalue;
long long Temp_Value;
int sign_bit = 0;
regmap_read(gauge_dev->regmap, PMIC_FG_CIC2_ADDR,
&cic2_reg);
cic2_reg =
(cic2_reg & (PMIC_FG_CIC2_MASK <<
PMIC_FG_CIC2_SHIFT))
>> PMIC_FG_CIC2_SHIFT;
fg_current_2_reg = cic2_reg;
/*calculate the real world data */
dvalue = (unsigned int) fg_current_2_reg;
if (dvalue == 0) {
Temp_Value = (long long) dvalue;
sign_bit = 0;
} else if (dvalue > 32767) {
/* > 0x8000 */
Temp_Value = (long long) (dvalue - 65535);
Temp_Value = Temp_Value - (Temp_Value * 2);
sign_bit = 1;
} else {
Temp_Value = (long long) dvalue;
sign_bit = 0;
}
Temp_Value = Temp_Value * UNIT_FGCURRENT;
#if defined(__LP64__) || defined(_LP64)
do_div(Temp_Value, 100000);
#else
Temp_Value = div_s64(Temp_Value, 100000);
#endif
dvalue = (unsigned int) Temp_Value;
if (gauge_dev->hw_status.r_fg_value != DEFAULT_R_FG)
dvalue = (dvalue * DEFAULT_R_FG) /
gauge_dev->hw_status.r_fg_value;
if (sign_bit == 1)
dvalue = dvalue - (dvalue * 2);
gauge_dev->fg_hw_info.current_2 =
((dvalue * gauge_dev->hw_status.car_tune_value) / 1000);
}
static int average_current_get(struct mtk_gauge *gauge_dev,
struct mtk_gauge_sysfs_field_info *attr, int *data)
{
return 0;
}
static signed int fg_set_iavg_intr(struct mtk_gauge *gauge_dev, void *data)
{
return 0;
}
void read_fg_hw_info_ncar(struct mtk_gauge *gauge_dev)
{
}
static int coulomb_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
unsigned int uvalue32_car = 0;
unsigned int uvalue32_car_msb = 0;
unsigned int temp_car_15_0 = 0;
unsigned int temp_car_31_16 = 0;
signed int dvalue_CAR = 0;
long long temp_value = 0;
int r_fg_value;
int car_tune_value;
r_fg_value = gauge->hw_status.r_fg_value;
car_tune_value = gauge->hw_status.car_tune_value;
pre_gauge_update(gauge);
regmap_read(gauge->regmap, PMIC_FG_CAR_15_00_ADDR, &temp_car_15_0);
temp_car_15_0 = (temp_car_15_0 &
(PMIC_FG_CAR_15_00_MASK << PMIC_FG_CAR_15_00_SHIFT))
>> PMIC_FG_CAR_15_00_SHIFT;
regmap_read(gauge->regmap, PMIC_FG_CAR_31_16_ADDR, &temp_car_31_16);
temp_car_31_16 = (temp_car_31_16 &
(PMIC_FG_CAR_31_16_MASK << PMIC_FG_CAR_31_16_SHIFT))
>> PMIC_FG_CAR_31_16_SHIFT;
post_gauge_update(gauge);
uvalue32_car = temp_car_15_0 >> 11;
uvalue32_car |= (temp_car_31_16 & 0x7fff) << 5;
uvalue32_car_msb = (temp_car_31_16 & 0x8000) >> 15;
/*calculate the real world data */
dvalue_CAR = (signed int) uvalue32_car;
if (uvalue32_car == 0) {
temp_value = 0;
} else if (uvalue32_car == 0xfffff) {
temp_value = 0;
} else if (uvalue32_car_msb == 0x1) {
/* dis-charging */
temp_value = (long long) (dvalue_CAR - 0xfffff);
/* keep negative value */
temp_value = temp_value - (temp_value * 2);
} else {
/*charging */
temp_value = (long long) dvalue_CAR;
}
#if defined(__LP64__) || defined(_LP64)
temp_value = temp_value * UNIT_FGCAR / 1000;
#else
temp_value = div_s64(temp_value * UNIT_FGCAR, 1000);
#endif
#if defined(__LP64__) || defined(_LP64)
do_div(temp_value, 10);
temp_value = temp_value + 5;
do_div(temp_value, 10);
#else
temp_value = div_s64(temp_value, 10);
temp_value = temp_value + 5;
temp_value = div_s64(temp_value, 10);
#endif
if (uvalue32_car_msb == 0x1)
dvalue_CAR = (signed int) (temp_value - (temp_value * 2));
/* keep negative value */
else
dvalue_CAR = (signed int) temp_value;
bm_debug("[%s]l:0x%x h:0x%x val:%d msb:%d car:%d\n",
__func__,
temp_car_15_0, temp_car_31_16,
uvalue32_car, uvalue32_car_msb,
dvalue_CAR);
/*Auto adjust value*/
if (r_fg_value != 100) {
bm_debug("[%s] Auto adjust value deu to the Rfg is %d\n Ori CAR=%d",
__func__,
r_fg_value, dvalue_CAR);
dvalue_CAR = (dvalue_CAR * 100) /
r_fg_value;
bm_debug("[%s] new CAR=%d\n",
__func__,
dvalue_CAR);
}
dvalue_CAR = ((dvalue_CAR *
car_tune_value) / 1000);
bm_debug("[%s] CAR=%d r_fg_value=%d car_tune_value=%d\n",
__func__,
dvalue_CAR, r_fg_value,
car_tune_value);
*val = dvalue_CAR;
return 0;
}
int hw_info_set(struct mtk_gauge *gauge_dev,
struct mtk_gauge_sysfs_field_info *attr, int en)
{
int ret;
int is_iavg_valid;
int avg_current;
int iavg_th;
unsigned int time;
struct gauge_hw_status *gauge_status;
gauge_status = &gauge_dev->hw_status;
/* Set Read Latchdata */
post_gauge_update(gauge_dev);
/* Current_1 */
read_fg_hw_info_current_1(gauge_dev);
/* Current_2 */
read_fg_hw_info_current_2(gauge_dev);
/* curr_out = pmic_get_register_value(PMIC_FG_CURRENT_OUT); */
/* fg_offset = pmic_get_register_value(PMIC_FG_OFFSET); */
/* Iavg */
average_current_get(gauge_dev, NULL, &avg_current);
is_iavg_valid = gauge_dev->fg_hw_info.current_avg_valid;
if ((is_iavg_valid == 1) && (gauge_status->iavg_intr_flag == 0)) {
bm_debug("[read_fg_hw_info]set first fg_set_iavg_intr %d %d\n",
is_iavg_valid, gauge_status->iavg_intr_flag);
gauge_status->iavg_intr_flag = 1;
iavg_th = gauge_dev->gm->fg_cust_data.diff_iavg_th;
ret = fg_set_iavg_intr(gauge_dev, &iavg_th);
} else if (is_iavg_valid == 0) {
gauge_status->iavg_intr_flag = 0;
disable_gauge_irq(gauge_dev, FG_IAVG_H_IRQ);
disable_gauge_irq(gauge_dev, FG_IAVG_L_IRQ);
bm_debug(
"[read_fg_hw_info] doublecheck first fg_set_iavg_intr %d %d\n",
is_iavg_valid, gauge_status->iavg_intr_flag);
}
bm_debug("[read_fg_hw_info] thirdcheck first fg_set_iavg_intr %d %d\n",
is_iavg_valid, gauge_status->iavg_intr_flag);
/* Ncar */
read_fg_hw_info_ncar(gauge_dev);
/* recover read */
post_gauge_update(gauge_dev);
coulomb_get(gauge_dev, NULL, &gauge_dev->fg_hw_info.car);
fgauge_get_time(gauge_dev, &time);
gauge_dev->fg_hw_info.time = time;
bm_debug("[FGADC_intr_end][read_fg_hw_info] curr_1 %d curr_2 %d Iavg %d sign %d car %d ncar %d time %d\n",
gauge_dev->fg_hw_info.current_1,
gauge_dev->fg_hw_info.current_2,
gauge_dev->fg_hw_info.current_avg,
gauge_dev->fg_hw_info.current_avg_sign,
gauge_dev->fg_hw_info.car,
gauge_dev->fg_hw_info.ncar, gauge_dev->fg_hw_info.time);
return 0;
}
int nafg_en_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
static int cnt;
bm_debug("%s %d %d\n", __func__,
cnt, val);
if (val != 0)
cnt++;
else
cnt--;
if (val != 0) {
val = 1;
enable_gauge_irq(gauge, NAFG_IRQ);
bm_debug("[%s]enable:%d\n", __func__, val);
} else {
disable_gauge_irq(gauge, NAFG_IRQ);
bm_debug("[%s]disable:%d\n", __func__, val);
}
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_IRQ_EN_ADDR,
PMIC_AUXADC_NAG_IRQ_EN_MASK
<< PMIC_AUXADC_NAG_IRQ_EN_SHIFT,
val << PMIC_AUXADC_NAG_IRQ_EN_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_EN_ADDR,
PMIC_AUXADC_NAG_EN_MASK
<< PMIC_AUXADC_NAG_EN_SHIFT,
val << PMIC_AUXADC_NAG_EN_SHIFT);
return 0;
}
static int calculate_car_tune(struct mtk_gauge *gauge)
{
int cali_car_tune;
long long sum_all = 0;
unsigned long long temp_sum = 0;
int avg_cnt = 0;
int i;
unsigned int uvalue32 = 0;
signed int dvalue = 0;
long long Temp_Value1 = 0;
unsigned long long Temp_Value2 = 0;
long long current_from_ADC = 0;
bm_err("%s, meta_current=%d,\n", __func__,
gauge->hw_status.meta_current);
if (gauge->hw_status.meta_current != 0) {
for (i = 0; i < CALI_CAR_TUNE_AVG_NUM; i++) {
uvalue32 = instant_current_for_car_tune(gauge);
if (uvalue32 != 0) {
if (uvalue32 <= 0x8000) {
Temp_Value1 = (long long)uvalue32;
bm_err("[111]uvalue32 %d Temp_Value1 %lld\n",
uvalue32,
Temp_Value1);
} else if (uvalue32 > 0x8000) {
Temp_Value1 =
(long long) (65535 - uvalue32);
bm_err("[222]uvalue32 %d Temp_Value1 %lld\n",
uvalue32,
Temp_Value1);
}
sum_all += Temp_Value1;
avg_cnt++;
/*****************/
bm_err("[333]uvalue32 %d Temp_Value1 %lld sum_all %lld\n",
uvalue32,
Temp_Value1, sum_all);
/*****************/
}
mdelay(30);
}
/*calculate the real world data */
/*current_from_ADC = sum_all / avg_cnt;*/
temp_sum = sum_all;
bm_err("[444]sum_all %lld temp_sum %lld avg_cnt %d current_from_ADC %lld\n",
sum_all, temp_sum, avg_cnt, current_from_ADC);
if (avg_cnt != 0)
do_div(temp_sum, avg_cnt);
current_from_ADC = temp_sum;
bm_err("[555]sum_all %lld temp_sum %lld avg_cnt %d current_from_ADC %lld\n",
sum_all, temp_sum, avg_cnt, current_from_ADC);
Temp_Value2 = current_from_ADC * UNIT_FGCURRENT;
bm_err("[555]Temp_Value2 %lld current_from_ADC %lld UNIT_FGCURRENT %d\n",
Temp_Value2, current_from_ADC, UNIT_FGCURRENT);
/* Move 100 from denominator to cali_car_tune's numerator */
/*do_div(Temp_Value2, 1000000);*/
do_div(Temp_Value2, 10000);
bm_err("[666]Temp_Value2 %lld current_from_ADC %lld UNIT_FGCURRENT %d\n",
Temp_Value2, current_from_ADC, UNIT_FGCURRENT);
dvalue = (unsigned int) Temp_Value2;
/* Auto adjust value */
if (gauge->hw_status.r_fg_value != 100)
dvalue = (dvalue * 100) /
gauge->hw_status.r_fg_value;
bm_err("[666]dvalue %d fg_cust_data.r_fg_value %d\n",
dvalue, gauge->hw_status.r_fg_value);
/* Move 100 from denominator to cali_car_tune's numerator */
/*cali_car_tune = meta_input_cali_current * 1000 / dvalue;*/
if (dvalue != 0) {
cali_car_tune =
gauge->hw_status.meta_current *
1000 * 100 / dvalue;
bm_err("[777]dvalue %d fg_cust_data.r_fg_value %d cali_car_tune %d\n",
dvalue,
gauge->hw_status.r_fg_value,
cali_car_tune);
gauge->hw_status.tmp_car_tune = cali_car_tune;
bm_err(
"[fgauge_meta_cali_car_tune_value][%d] meta:%d, adc:%lld, UNI_FGCUR:%d, r_fg_value:%d\n",
cali_car_tune, gauge->hw_status.meta_current,
current_from_ADC, UNIT_FGCURRENT,
gauge->hw_status.r_fg_value);
}
return 0;
}
return 0;
}
int info_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
int ret = 0;
if (attr->prop == GAUGE_PROP_CAR_TUNE_VALUE &&
(val > 500 && val < 1500)) {
/* send external_current for calculate_car_tune */
gauge->hw_status.meta_current = val;
calculate_car_tune(gauge);
} else if (attr->prop == GAUGE_PROP_R_FG_VALUE &&
val != 0)
gauge->hw_status.r_fg_value = val;
else if (attr->prop == GAUGE_PROP_VBAT2_DETECT_TIME)
gauge->hw_status.vbat2_det_time = val;
else if (attr->prop == GAUGE_PROP_VBAT2_DETECT_COUNTER)
gauge->hw_status.vbat2_det_counter = val;
else
ret = fgauge_set_info(gauge, attr->prop, val);
return ret;
}
int info_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int ret = 0;
if (attr->prop == GAUGE_PROP_CAR_TUNE_VALUE)
*val = gauge->hw_status.tmp_car_tune;
else if (attr->prop == GAUGE_PROP_R_FG_VALUE)
*val = gauge->hw_status.r_fg_value;
else if (attr->prop == GAUGE_PROP_VBAT2_DETECT_TIME)
*val = gauge->hw_status.vbat2_det_time;
else if (attr->prop == GAUGE_PROP_VBAT2_DETECT_COUNTER)
*val = gauge->hw_status.vbat2_det_counter;
else if (attr->prop == GAUGE_PROP_SHUTDOWN_CAR) {
fgauge_get_info(gauge, attr->prop, val);
ret = *val;
bm_err("[%s]GAUGE_PROP_SHUTDOWN_CAR ret:%d v:%d\n",
__func__, ret, *val);
} else
ret = fgauge_get_info(gauge, attr->prop, val);
return ret;
}
static int get_ptim_current(struct mtk_gauge *gauge)
{
unsigned int reg_value;
int dvalue;
int r_fg_value;
int car_tune_value;
r_fg_value = gauge->hw_status.r_fg_value;
car_tune_value = gauge->hw_status.car_tune_value;
regmap_read(gauge->regmap, PMIC_FG_R_CURR_ADDR, &reg_value);
reg_value =
(reg_value & (PMIC_FG_R_CURR_MASK << PMIC_FG_R_CURR_SHIFT))
>> PMIC_FG_R_CURR_SHIFT;
dvalue = reg_to_current(gauge, reg_value);
/* Auto adjust value */
if (r_fg_value != DEFAULT_R_FG)
dvalue = (dvalue * DEFAULT_R_FG) / r_fg_value;
dvalue =
((dvalue * car_tune_value) / 1000);
/* ptim current >0 means discharge, different with bat_current */
dvalue = dvalue * -1;
bm_debug("[%s]ptim current:%d\n", __func__, dvalue);
return dvalue;
}
static enum power_supply_property gauge_properties[] = {
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_ONLINE,
POWER_SUPPLY_PROP_CURRENT_NOW,
POWER_SUPPLY_PROP_ENERGY_EMPTY,
};
static int psy_gauge_get_property(struct power_supply *psy,
enum power_supply_property psp, union power_supply_propval *val)
{
struct mtk_gauge *gauge;
struct mtk_battery *gm;
gauge = (struct mtk_gauge *)power_supply_get_drvdata(psy);
switch (psp) {
case POWER_SUPPLY_PROP_PRESENT:
/* store disableGM30 status to mtk-gauge psy for DLPT */
if (gauge == NULL || gauge->gm == NULL)
val->intval = 0;
else
val->intval = gauge->gm->disableGM30;
break;
case POWER_SUPPLY_PROP_ONLINE:
if (gauge == NULL || gauge->gm == NULL)
val->intval = 0;
else
val->intval = gauge->gm->disableGM30;
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
val->intval = get_ptim_current(gauge);
break;
case POWER_SUPPLY_PROP_ENERGY_EMPTY:
gm = gauge->gm;
if (gm != NULL)
val->intval = gm->sdc.shutdown_status.is_dlpt_shutdown;
default:
return -EINVAL;
}
return 0;
}
static int psy_gauge_set_property(struct power_supply *psy,
enum power_supply_property psp, const union power_supply_propval *val)
{
int ret = 0;
struct mtk_gauge *gauge;
struct mtk_battery *gm;
gauge = (struct mtk_gauge *)power_supply_get_drvdata(psy);
switch (psp) {
case POWER_SUPPLY_PROP_ENERGY_EMPTY:
gm = gauge->gm;
if (gm != NULL && val->intval == 1)
set_shutdown_cond(gm, DLPT_SHUTDOWN);
break;
default:
ret = -EINVAL;
break;
}
bm_debug("%s psp:%d ret:%d val:%d", __func__, psp, ret, val->intval);
return ret;
}
static void fgauge_read_RTC_boot_status(struct mtk_gauge *gauge)
{
unsigned int hw_id;
u8 spare0_reg = 0;
unsigned int spare0_reg_b13 = 0;
u8 spare3_reg = 0;
int spare3_reg_valid = 0;
regmap_read(gauge->regmap, PMIC_HWCID_ADDR, &hw_id);
hw_id = (hw_id & (PMIC_HWCID_MASK << PMIC_HWCID_SHIFT))
>> PMIC_HWCID_SHIFT;
spare0_reg = get_rtc_spare0_fg_value(gauge);
spare3_reg = get_rtc_spare_fg_value(gauge);
gauge->hw_status.gspare0_reg = spare0_reg;
gauge->hw_status.gspare3_reg = spare3_reg;
spare3_reg_valid = (spare3_reg & 0x80) >> 7;
if (spare3_reg_valid == 0)
gauge->hw_status.rtc_invalid = 1;
else
gauge->hw_status.rtc_invalid = 0;
if (gauge->hw_status.rtc_invalid == 0) {
spare0_reg_b13 = (spare0_reg & 0x20) >> 5;
if ((hw_id & 0xff00) == 0x3500)
gauge->hw_status.is_bat_plugout = spare0_reg_b13;
else
gauge->hw_status.is_bat_plugout = !spare0_reg_b13;
gauge->hw_status.bat_plug_out_time = spare0_reg & 0x1f;
} else {
gauge->hw_status.is_bat_plugout = 1;
gauge->hw_status.bat_plug_out_time = 31;
}
bm_err("[%s]rtc_invalid %d plugout %d plugout_time %d spare3 0x%x spare0 0x%x hw_id 0x%x\n",
__func__,
gauge->hw_status.rtc_invalid,
gauge->hw_status.is_bat_plugout,
gauge->hw_status.bat_plug_out_time,
spare3_reg, spare0_reg, hw_id);
}
static int reset_fg_rtc_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
int hw_id;
int temp_value;
u8 spare0_reg, after_rst_spare0_reg;
u8 spare3_reg, after_rst_spare3_reg;
regmap_read(gauge->regmap, PMIC_HWCID_ADDR, &hw_id);
hw_id = (hw_id & (PMIC_HWCID_MASK << PMIC_HWCID_SHIFT))
>> PMIC_HWCID_SHIFT;
fgauge_read_RTC_boot_status(gauge);
/* read spare0 */
spare0_reg = get_rtc_spare0_fg_value(gauge);
/* raise 15b to reset */
if ((hw_id & 0xff00) == 0x3500) {
temp_value = 0x80;
set_rtc_spare0_fg_value(gauge, temp_value);
mdelay(1);
temp_value = 0x00;
set_rtc_spare0_fg_value(gauge, temp_value);
} else {
temp_value = 0x80;
set_rtc_spare0_fg_value(gauge, temp_value);
mdelay(1);
temp_value = 0x20;
set_rtc_spare0_fg_value(gauge, temp_value);
}
/* read spare0 again */
after_rst_spare0_reg = get_rtc_spare0_fg_value(gauge);
/* read spare3 */
spare3_reg = get_rtc_spare_fg_value(gauge);
/* set spare3 0x7f */
set_rtc_spare_fg_value(gauge, spare3_reg | 0x80);
/* read spare3 again */
after_rst_spare3_reg = get_rtc_spare_fg_value(gauge);
bm_err("[fgauge_read_RTC_boot_status] spare0 0x%x 0x%x, spare3 0x%x 0x%x\n",
spare0_reg, after_rst_spare0_reg, spare3_reg,
after_rst_spare3_reg);
return 0;
}
static int read_hw_ocv_6357_plug_in(struct mtk_gauge *gauge)
{
signed int adc_rdy = 0;
signed int adc_result_reg = 0;
signed int adc_result = 0;
int sel;
/* 6359 no need to switch SWCHR_POWER_PATH, only 56 57 */
regmap_read(gauge->regmap, PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_ADDR,
&adc_rdy);
adc_rdy = (adc_rdy & (PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_MASK
<< PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_SHIFT))
>> PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_PCHR_SHIFT;
regmap_read(gauge->regmap, PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_ADDR,
&adc_result_reg);
adc_result_reg = (adc_result_reg &
(PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_MASK
<< PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_SHIFT))
>> PMIC_AUXADC_ADC_OUT_BAT_PLUGIN_PCHR_SHIFT;
regmap_read(gauge->regmap, PMIC_RG_STRUP_AUXADC_START_SEL_ADDR,
&sel);
sel = (sel & (PMIC_RG_STRUP_AUXADC_START_SEL_MASK
<< PMIC_RG_STRUP_AUXADC_START_SEL_SHIFT))
>> PMIC_RG_STRUP_AUXADC_START_SEL_SHIFT;
adc_result = reg_to_mv_value(adc_result_reg);
bm_err("[oam] %s (pchr): adc_result_reg=%d, adc_result=%d, start_sel=%d, rdy=%d\n",
__func__, adc_result_reg, adc_result,
sel,
adc_rdy);
if (adc_rdy == 1) {
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_ADDR,
PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_MASK <<
PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_SHIFT,
1 << PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_SHIFT);
mdelay(1);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_ADDR,
PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_MASK <<
PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_SHIFT,
0 << PMIC_AUXADC_ADC_RDY_BAT_PLUGIN_CLR_SHIFT);
}
return adc_result;
}
static int read_hw_ocv_6357_power_on(struct mtk_gauge *gauge)
{
signed int adc_result_rdy = 0;
signed int adc_result_reg = 0;
signed int adc_result = 0;
int sel;
regmap_read(gauge->regmap, PMIC_AUXADC_ADC_RDY_PWRON_PCHR_ADDR,
&adc_result_rdy);
adc_result_rdy = (adc_result_rdy & (PMIC_AUXADC_ADC_RDY_PWRON_PCHR_MASK
<< PMIC_AUXADC_ADC_RDY_PWRON_PCHR_SHIFT))
>> PMIC_AUXADC_ADC_RDY_PWRON_PCHR_SHIFT;
regmap_read(gauge->regmap, PMIC_AUXADC_ADC_OUT_PWRON_PCHR_ADDR,
&adc_result_reg);
adc_result_reg = (adc_result_reg & (PMIC_AUXADC_ADC_OUT_PWRON_PCHR_MASK
<< PMIC_AUXADC_ADC_OUT_PWRON_PCHR_SHIFT))
>> PMIC_AUXADC_ADC_OUT_PWRON_PCHR_SHIFT;
regmap_read(gauge->regmap, PMIC_RG_STRUP_AUXADC_START_SEL_ADDR,
&sel);
sel = (sel & (PMIC_RG_STRUP_AUXADC_START_SEL_MASK
<< PMIC_RG_STRUP_AUXADC_START_SEL_SHIFT))
>> PMIC_RG_STRUP_AUXADC_START_SEL_SHIFT;
adc_result = reg_to_mv_value(adc_result_reg);
bm_err("[oam] %s (pchr) : adc_result_reg=%d, adc_result=%d, start_sel=%d, rdy=%d\n",
__func__, adc_result_reg, adc_result,
sel, adc_result_rdy);
if (adc_result_rdy == 1) {
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_ADDR,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_MASK <<
PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT,
1 << PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT);
mdelay(1);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_ADDR,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_MASK <<
PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT,
0 << PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT);
}
return adc_result;
}
static int read_hw_ocv_6357_power_on_rdy(struct mtk_gauge *gauge)
{
int pon_rdy = 0;
regmap_read(gauge->regmap, PMIC_AUXADC_ADC_RDY_PWRON_PCHR_ADDR,
&pon_rdy);
pon_rdy = (pon_rdy & (PMIC_AUXADC_ADC_RDY_PWRON_PCHR_MASK
<< PMIC_AUXADC_ADC_RDY_PWRON_PCHR_SHIFT))
>> PMIC_AUXADC_ADC_RDY_PWRON_PCHR_SHIFT;
bm_err("[%s] pwron_PCHR_rdy %d\n", __func__, pon_rdy);
return pon_rdy;
}
static int nafg_cnt_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *nag_cnt)
{
signed int NAG_C_DLTV_CNT;
signed int NAG_C_DLTV_CNT_H;
/*AUXADC_NAG_4*/
regmap_read(gauge->regmap,
PMIC_AUXADC_NAG_CNT_15_0_ADDR,
&NAG_C_DLTV_CNT);
/*AUXADC_NAG_5*/
regmap_read(gauge->regmap,
PMIC_AUXADC_NAG_CNT_25_16_ADDR,
&NAG_C_DLTV_CNT_H);
*nag_cnt = (NAG_C_DLTV_CNT & PMIC_AUXADC_NAG_CNT_15_0_MASK) +
((NAG_C_DLTV_CNT_H & PMIC_AUXADC_NAG_CNT_25_16_MASK) << 16);
bm_debug("[fg_bat_nafg][%s] %d [25_16 %d 15_0 %d]\n",
__func__, *nag_cnt, NAG_C_DLTV_CNT_H, NAG_C_DLTV_CNT);
return 0;
}
static int nafg_dltv_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *nag_dltv)
{
signed int nag_dltv_reg_value;
signed int nag_dltv_mv_value;
short reg_value;
/*AUXADC_NAG_4*/
regmap_read(gauge->regmap,
PMIC_AUXADC_NAG_DLTV_ADDR,
&nag_dltv_reg_value);
reg_value = nag_dltv_reg_value & 0xffff;
nag_dltv_mv_value = reg_to_mv_value(nag_dltv_reg_value);
*nag_dltv = nag_dltv_mv_value;
bm_debug("[fg_bat_nafg][%s] mV:Reg [%d:%d] [%d:%d]\n",
__func__, nag_dltv_mv_value, nag_dltv_reg_value,
reg_to_mv_value(reg_value),
reg_value);
return 0;
}
static int nafg_c_dltv_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *nafg_c_dltv)
{
signed int nag_c_dltv_value;
signed int nag_c_dltv_value_h;
signed int nag_c_dltv_reg_value;
signed int nag_c_dltv_mv_value;
bool bcheckbit10;
/*AUXADC_NAG_7*/
regmap_read(gauge->regmap, PMIC_AUXADC_NAG_C_DLTV_15_0_ADDR,
&nag_c_dltv_value);
/*AUXADC_NAG_8*/
regmap_read(gauge->regmap, PMIC_AUXADC_NAG_C_DLTV_26_16_ADDR,
&nag_c_dltv_value_h);
nag_c_dltv_value_h = (nag_c_dltv_value_h &
PMIC_AUXADC_NAG_C_DLTV_26_16_MASK);
bcheckbit10 = nag_c_dltv_value_h & 0x0400;
if (gauge->nafg_corner == 1) {
nag_c_dltv_reg_value = (nag_c_dltv_value & 0x7fff);
nag_c_dltv_mv_value = reg_to_mv_value(nag_c_dltv_reg_value);
*nafg_c_dltv = nag_c_dltv_mv_value;
bm_debug("[fg_bat_nafg][%s] mV:Reg[%d:%d] [b10:%d][26_16(0x%04x) 15_00(0x%04x)] corner:%d\n",
__func__, nag_c_dltv_mv_value, nag_c_dltv_reg_value,
bcheckbit10, nag_c_dltv_value_h, nag_c_dltv_value,
gauge->nafg_corner);
return 0;
} else if (gauge->nafg_corner == 2) {
nag_c_dltv_reg_value = (nag_c_dltv_value - 32768);
nag_c_dltv_mv_value =
reg_to_mv_value(nag_c_dltv_reg_value);
*nafg_c_dltv = nag_c_dltv_mv_value;
bm_debug("[fg_bat_nafg][%s] mV:Reg[%d:%d] [b10:%d][26_16(0x%04x) 15_00(0x%04x)] corner:%d\n",
__func__, nag_c_dltv_mv_value, nag_c_dltv_reg_value,
bcheckbit10, nag_c_dltv_value_h, nag_c_dltv_value,
gauge->nafg_corner);
return 0;
}
if (bcheckbit10 == 0)
nag_c_dltv_reg_value = (nag_c_dltv_value & 0xffff) +
((nag_c_dltv_value_h & 0x07ff) << 16);
else
nag_c_dltv_reg_value = (nag_c_dltv_value & 0xffff) +
(((nag_c_dltv_value_h | 0xf800) & 0xffff) << 16);
nag_c_dltv_mv_value = reg_to_mv_value(nag_c_dltv_reg_value);
*nafg_c_dltv = nag_c_dltv_mv_value;
bm_debug("[fg_bat_nafg][%s] mV:Reg[%d:%d] [b10:%d][26_16(0x%04x) 15_00(0x%04x)] corner:%d\n",
__func__, nag_c_dltv_mv_value, nag_c_dltv_reg_value,
bcheckbit10, nag_c_dltv_value_h, nag_c_dltv_value,
gauge->nafg_corner);
return 0;
}
static int zcv_get(struct mtk_gauge *gauge_dev,
struct mtk_gauge_sysfs_field_info *attr, int *zcv)
{
signed int adc_result_reg = 0;
signed int adc_result = 0;
regmap_read(gauge_dev->regmap,
PMIC_AUXADC_ADC_OUT_FGADC_PCHR_ADDR,
&adc_result_reg);
adc_result_reg =
(adc_result_reg & (PMIC_AUXADC_ADC_OUT_FGADC_PCHR_MASK
<< PMIC_AUXADC_ADC_OUT_FGADC_PCHR_SHIFT))
>> PMIC_AUXADC_ADC_OUT_FGADC_PCHR_SHIFT;
adc_result = reg_to_mv_value(adc_result_reg);
bm_err("[oam] %s BATSNS (pchr):adc_result_reg=%d, adc_result=%d\n",
__func__, adc_result_reg, adc_result);
*zcv = adc_result;
return 0;
}
static int get_charger_zcv(struct mtk_gauge *gauge_dev)
{
struct power_supply *chg_psy;
union power_supply_propval val;
int ret = 0;
chg_psy = power_supply_get_by_name("mtk-master-charger");
if (chg_psy == NULL) {
bm_err("[%s] can get charger psy\n", __func__);
return -ENODEV;
}
ret = power_supply_get_property(chg_psy,
POWER_SUPPLY_PROP_VOLTAGE_BOOT, &val);
bm_err("[%s]_hw_ocv_chgin=%d, ret=%d\n", __func__, val.intval, ret);
return val.intval;
}
static int boot_zcv_get(struct mtk_gauge *gauge_dev,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int _hw_ocv, _sw_ocv;
int _hw_ocv_src;
int _prev_hw_ocv, _prev_hw_ocv_src;
int _hw_ocv_rdy;
int _flag_unreliable;
int _hw_ocv_57_pon;
int _hw_ocv_57_plugin;
int _hw_ocv_57_pon_rdy;
int _hw_ocv_chgin;
int _hw_ocv_chgin_rdy;
int now_temp;
int now_thr;
int tmp_hwocv_chgin = 0;
bool fg_is_charger_exist;
struct mtk_battery *gm;
struct zcv_data *zcvinfo;
struct gauge_hw_status *p;
gm = gauge_dev->gm;
p = &gauge_dev->hw_status;
zcvinfo = &gauge_dev->zcv_info;
_hw_ocv_57_pon_rdy = read_hw_ocv_6357_power_on_rdy(gauge_dev);
_hw_ocv_57_pon = read_hw_ocv_6357_power_on(gauge_dev);
_hw_ocv_57_plugin = read_hw_ocv_6357_plug_in(gauge_dev);
tmp_hwocv_chgin = get_charger_zcv(gauge_dev);
if (tmp_hwocv_chgin != -ENODEV)
_hw_ocv_chgin = tmp_hwocv_chgin / 100;
else
_hw_ocv_chgin = 0;
now_temp = gm->bs_data.bat_batt_temp;
if (gm == NULL)
now_thr = 300;
else {
if (now_temp > gm->ext_hwocv_swocv_lt_temp)
now_thr = gm->ext_hwocv_swocv;
else
now_thr = gm->ext_hwocv_swocv_lt;
}
if (_hw_ocv_chgin < 25000)
_hw_ocv_chgin_rdy = 0;
else
_hw_ocv_chgin_rdy = 1;
/* if preloader records charge in, need to using subpmic as hwocv */
fgauge_get_info(
gauge_dev, GAUGE_PROP_PL_CHARGING_STATUS,
&zcvinfo->pl_charging_status);
fgauge_set_info(
gauge_dev, GAUGE_PROP_PL_CHARGING_STATUS, 0);
fgauge_get_info(
gauge_dev, GAUGE_PROP_MONITER_PLCHG_STATUS,
&zcvinfo->moniter_plchg_bit);
fgauge_set_info(
gauge_dev, GAUGE_PROP_MONITER_PLCHG_STATUS, 0);
if (zcvinfo->pl_charging_status == 1)
fg_is_charger_exist = 1;
else
fg_is_charger_exist = 0;
_hw_ocv = _hw_ocv_57_pon;
_sw_ocv = gauge_dev->hw_status.sw_ocv;
/* _sw_ocv = get_sw_ocv();*/
_hw_ocv_src = FROM_PMIC_PON_ON;
_prev_hw_ocv = _hw_ocv;
_prev_hw_ocv_src = FROM_PMIC_PON_ON;
_flag_unreliable = 0;
if (fg_is_charger_exist) {
_hw_ocv_rdy = _hw_ocv_57_pon_rdy;
if (_hw_ocv_rdy == 1) {
if (_hw_ocv_chgin_rdy == 1) {
_hw_ocv = _hw_ocv_chgin;
_hw_ocv_src = FROM_CHR_IN;
} else {
_hw_ocv = _hw_ocv_57_pon;
_hw_ocv_src = FROM_PMIC_PON_ON;
}
if (abs(_hw_ocv - _sw_ocv) > now_thr) {
_prev_hw_ocv = _hw_ocv;
_prev_hw_ocv_src = _hw_ocv_src;
_hw_ocv = _sw_ocv;
_hw_ocv_src = FROM_SW_OCV;
p->flag_hw_ocv_unreliable = true;
_flag_unreliable = 1;
}
} else {
/* fixme: swocv is workaround */
/* plug charger poweron but charger not ready */
/* should use swocv to workaround */
_hw_ocv = _sw_ocv;
_hw_ocv_src = FROM_SW_OCV;
if (_hw_ocv_chgin_rdy != 1) {
if (abs(_hw_ocv - _sw_ocv) > now_thr) {
_prev_hw_ocv = _hw_ocv;
_prev_hw_ocv_src = _hw_ocv_src;
_hw_ocv = _sw_ocv;
_hw_ocv_src = FROM_SW_OCV;
p->flag_hw_ocv_unreliable = true;
_flag_unreliable = 1;
}
}
}
} else {
if (_hw_ocv_57_pon_rdy == 0) {
_hw_ocv = _sw_ocv;
_hw_ocv_src = FROM_SW_OCV;
}
}
/* final chance to check hwocv */
if (gm != NULL)
if (_hw_ocv < 28000 && (gm->disableGM30 == 0)) {
bm_err("[%s] ERROR, _hw_ocv=%d src:%d, force use swocv\n",
__func__, _hw_ocv, _hw_ocv_src);
_hw_ocv = _sw_ocv;
_hw_ocv_src = FROM_SW_OCV;
}
*val = _hw_ocv;
zcvinfo->charger_zcv = _hw_ocv_chgin;
zcvinfo->pmic_rdy = _hw_ocv_57_pon_rdy;
zcvinfo->pmic_zcv = _hw_ocv_57_pon;
zcvinfo->pmic_in_zcv = _hw_ocv_57_plugin;
zcvinfo->swocv = _sw_ocv;
zcvinfo->zcv_from = _hw_ocv_src;
zcvinfo->zcv_tmp = now_temp;
if (zcvinfo->zcv_1st_read == false) {
zcvinfo->charger_zcv_1st = zcvinfo->charger_zcv;
zcvinfo->pmic_rdy_1st = zcvinfo->pmic_rdy;
zcvinfo->pmic_zcv_1st = zcvinfo->pmic_zcv;
zcvinfo->pmic_in_zcv_1st = zcvinfo->pmic_in_zcv;
zcvinfo->swocv_1st = zcvinfo->swocv;
zcvinfo->zcv_from_1st = zcvinfo->zcv_from;
zcvinfo->zcv_tmp_1st = zcvinfo->zcv_tmp;
zcvinfo->zcv_1st_read = true;
}
gauge_dev->fg_hw_info.pmic_zcv = _hw_ocv_57_pon;
gauge_dev->fg_hw_info.pmic_zcv_rdy = _hw_ocv_57_pon_rdy;
gauge_dev->fg_hw_info.charger_zcv = _hw_ocv_chgin;
gauge_dev->fg_hw_info.hw_zcv = _hw_ocv;
bm_err("[%s] g_fg_is_charger_exist %d _hw_ocv_chgin_rdy %d pl:%d %d\n",
__func__, fg_is_charger_exist, _hw_ocv_chgin_rdy,
zcvinfo->pl_charging_status, zcvinfo->moniter_plchg_bit);
bm_err("[%s] _hw_ocv %d _sw_ocv %d now_thr %d\n",
__func__, _prev_hw_ocv, _sw_ocv, now_thr);
bm_err("[%s] _hw_ocv %d _hw_ocv_src %d _prev_hw_ocv %d _prev_hw_ocv_src %d _flag_unreliable %d\n",
__func__, _hw_ocv, _hw_ocv_src, _prev_hw_ocv,
_prev_hw_ocv_src, _flag_unreliable);
bm_err("[%s] _hw_ocv_57_pon_rdy %d _hw_ocv_57_pon %d _hw_ocv_57_plugin %d _hw_ocv_chgin %d _sw_ocv %d now_temp %d now_thr %d\n",
__func__, _hw_ocv_57_pon_rdy, _hw_ocv_57_pon,
_hw_ocv_57_plugin, _hw_ocv_chgin, _sw_ocv,
now_temp, now_thr);
return 0;
}
static int bat_temp_froze_en_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
/*NO need to do*/
return 0;
}
static int initial_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
int bat_flag = 0;
int is_charger_exist;
int rev_val = 0;
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_NAG_PRD_ADDR,
PMIC_AUXADC_NAG_PRD_MASK << PMIC_AUXADC_NAG_PRD_SHIFT,
10 << PMIC_AUXADC_NAG_PRD_SHIFT);
fgauge_get_info(gauge,
GAUGE_PROP_BAT_PLUG_STATUS, &bat_flag);
fgauge_get_info(gauge,
GAUGE_PROP_PL_CHARGING_STATUS, &is_charger_exist);
regmap_read(gauge->regmap, PMIC_RG_SYSTEM_INFO_CON0_ADDR, &rev_val);
bm_err("bat_plug:%d chr:%d info:0x%x\n",
bat_flag, is_charger_exist, rev_val);
gauge->hw_status.pl_charger_status = is_charger_exist;
if (is_charger_exist == 1) {
gauge->hw_status.is_bat_plugout = 1;
fgauge_set_info(gauge, GAUGE_PROP_2SEC_REBOOT, 0);
} else {
if (bat_flag == 0)
gauge->hw_status.is_bat_plugout = 1;
else
gauge->hw_status.is_bat_plugout = 0;
}
fgauge_set_info(gauge, GAUGE_PROP_BAT_PLUG_STATUS, 1);
/*[12:8], 5 bits*/
gauge->hw_status.bat_plug_out_time = 31;
fgauge_read_RTC_boot_status(gauge);
return 1;
}
static int battery_current_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
*val = instant_current(gauge);
return 0;
}
static int hw_version_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
*val = GAUGE_HW_V1000;
return 0;
}
static int rtc_ui_soc_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
u8 rtc_value;
int rtc_ui_soc = 0;
rtc_value = get_rtc_spare_fg_value(gauge);
rtc_ui_soc = (rtc_value & 0x7f);
*val = rtc_ui_soc;
if (rtc_ui_soc > 100 || rtc_ui_soc < 0)
bm_err("[%s]ERR!rtc=0x%x,ui_soc=%d\n", rtc_value, rtc_ui_soc);
else
bm_debug("[%s]rtc=0x%x,ui_soc=%d\n", rtc_value, rtc_ui_soc);
return 0;
}
static int rtc_ui_soc_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
u8 spare3_reg = get_rtc_spare_fg_value(gauge);
int spare3_reg_valid = 0;
int new_spare3_reg = 0;
spare3_reg_valid = (spare3_reg & 0x80);
new_spare3_reg = spare3_reg_valid + val;
set_rtc_spare_fg_value(gauge, new_spare3_reg);
bm_debug("[%s] ui_soc=%d, spare3_reg=0x%x, valid:%d, new_spare3_reg:0x%x\n",
__func__, val, spare3_reg,
spare3_reg_valid, new_spare3_reg);
return 1;
}
static int gauge_initialized_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
return 0;
}
static int gauge_initialized_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
return 0;
}
static int battery_exist_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
unsigned int regval;
#if defined(CONFIG_FPGA_EARLY_PORTING)
*val = 0;
return 0;
#endif
regmap_read(gauge->regmap, PMIC_RGS_BATON_UNDET_ADDR, &regval);
regval =
(regval & (PMIC_RGS_BATON_UNDET_MASK
<< PMIC_RGS_BATON_UNDET_SHIFT))
>> PMIC_RGS_BATON_UNDET_SHIFT;
if (regval == 0)
*val = 1;
else {
*val = 0;
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_ADDR,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_MASK
<< PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT,
1 << PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT);
mdelay(1);
regmap_update_bits(gauge->regmap,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_ADDR,
PMIC_AUXADC_ADC_RDY_PWRON_CLR_MASK
<< PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT,
0 << PMIC_AUXADC_ADC_RDY_PWRON_CLR_SHIFT);
}
return 0;
}
static int bat_vol_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int ret;
if (!IS_ERR(gauge->chan_bat_voltage)) {
ret = iio_read_channel_processed(gauge->chan_bat_voltage, val);
if (ret < 0)
bm_err("[%s]read fail,ret=%d\n", __func__, ret);
} else {
bm_err("[%s]chan error\n", __func__);
ret = -ENOTSUPP;
}
return ret;
}
static int battery_temperature_adc_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int ret;
if (!IS_ERR(gauge->chan_bat_temp)) {
ret = iio_read_channel_processed(gauge->chan_bat_temp, val);
if (ret < 0)
bm_err("[%s]read fail,ret=%d\n", __func__, ret);
} else {
bm_err("[%s]chan error\n", __func__);
ret = -ENOTSUPP;
}
return ret;
}
static int bif_voltage_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int ret;
if (!IS_ERR(gauge->chan_bif)) {
ret = iio_read_channel_processed(gauge->chan_bif, val);
if (ret < 0)
bm_err("[%s]read fail,ret=%d\n", __func__, ret);
} else {
bm_err("[%s]chan error\n", __func__);
ret = -ENOTSUPP;
}
return ret;
}
static int ptim_battery_voltage_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int ret;
if (!IS_ERR(gauge->chan_ptim_bat_voltage)) {
ret = iio_read_channel_processed(
gauge->chan_ptim_bat_voltage, val);
if (ret < 0)
bm_err("[%s]read fail,ret=%d\n", __func__, ret);
} else {
bm_err("[%s]chan error\n", __func__);
ret = -ENOTSUPP;
}
return ret;
}
static int ptim_resist_get(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int *val)
{
int ret;
if (!IS_ERR(gauge->chan_ptim_r)) {
ret = iio_read_channel_processed(
gauge->chan_ptim_r, val);
if (ret < 0)
bm_err("[%s]read fail,ret=%d\n", __func__, ret);
} else {
bm_err("[%s]chan error\n", __func__);
ret = -ENOTSUPP;
}
return ret;
}
static int coulomb_interrupt_ht_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
unsigned int temp_car_15_0 = 0;
unsigned int temp_car_31_16 = 0;
unsigned int uvalue32_car_msb = 0;
signed int upperbound = 0;
signed int upperbound_31_16 = 0, upperbound_15_00 = 0;
signed int value32_car;
long long car = val;
int r_fg_value;
int car_tune_value;
r_fg_value = gauge->hw_status.r_fg_value;
car_tune_value = gauge->hw_status.car_tune_value;
bm_debug("%s car=%d\n", __func__, val);
if (car == 0) {
disable_gauge_irq(gauge, COULOMB_H_IRQ);
return 0;
}
pre_gauge_update(gauge);
regmap_read(gauge->regmap, PMIC_FG_CAR_15_00_ADDR, &temp_car_15_0);
temp_car_15_0 =
(temp_car_15_0 &
(PMIC_FG_CAR_15_00_MASK << PMIC_FG_CAR_15_00_SHIFT))
>> PMIC_FG_CAR_15_00_SHIFT;
regmap_read(gauge->regmap, PMIC_FG_CAR_31_16_ADDR, &temp_car_31_16);
temp_car_31_16 =
(temp_car_31_16 &
(PMIC_FG_CAR_31_16_MASK << PMIC_FG_CAR_31_16_SHIFT))
>> PMIC_FG_CAR_31_16_SHIFT;
post_gauge_update(gauge);
value32_car = temp_car_15_0 & 0xffff;
value32_car |= (temp_car_31_16 & 0xffff) << 16;
uvalue32_car_msb = (temp_car_31_16 & 0x8000) >> 15;
bm_debug("[%s] FG_CAR = 0x%x:%d uvalue32_car_msb:0x%x 0x%x 0x%x\r\n",
__func__, value32_car, value32_car, uvalue32_car_msb,
temp_car_15_0,
temp_car_31_16);
#if defined(__LP64__) || defined(_LP64)
car = car * CAR_TO_REG_FACTOR / 10;
#else
car = div_s64(car * CAR_TO_REG_FACTOR, 10);
#endif
if (r_fg_value != 100)
#if defined(__LP64__) || defined(_LP64)
car = (car * r_fg_value) /
100;
#else
car = div_s64(car * r_fg_value,
100);
#endif
#if defined(__LP64__) || defined(_LP64)
car = ((car * 1000) / car_tune_value);
#else
car = div_s64((car * 1000), car_tune_value);
#endif
upperbound = value32_car >> CAR_TO_REG_SHIFT;
bm_debug("[%s] upper = 0x%x:%d diff_car=0x%llx:%lld, shift:%d\r\n",
__func__, upperbound, upperbound, car, car, CAR_TO_REG_SHIFT);
upperbound = upperbound + car;
upperbound_31_16 = (upperbound & 0xffff0000) >> 16;
upperbound_15_00 = (upperbound & 0xffff);
bm_debug("[%s] final upper = 0x%x:%d car=0x%llx:%lld\r\n",
__func__, upperbound, upperbound, car, car);
bm_debug("[%s] final upper 0x%x 0x%x 0x%x car=0x%llx\n",
__func__,
upperbound, upperbound_31_16, upperbound_15_00, car);
disable_gauge_irq(gauge, COULOMB_H_IRQ);
regmap_update_bits(gauge->regmap,
PMIC_FG_BAT0_HTH_15_00_ADDR,
PMIC_FG_BAT0_HTH_15_00_MASK << PMIC_FG_BAT0_HTH_15_00_SHIFT,
upperbound_15_00 << PMIC_FG_BAT0_HTH_15_00_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_FG_BAT0_HTH_31_16_ADDR,
PMIC_FG_BAT0_HTH_31_16_MASK << PMIC_FG_BAT0_HTH_31_16_SHIFT,
upperbound_31_16 << PMIC_FG_BAT0_HTH_31_16_SHIFT);
mdelay(1);
enable_gauge_irq(gauge, COULOMB_H_IRQ);
bm_debug("[%s] high:0x%x 0x%x car_value:%d car:%d irq:%d\r\n",
__func__,
upperbound_15_00,
upperbound_31_16,
val, value32_car,
gauge->irq_no[COULOMB_H_IRQ]);
return 0;
}
static int coulomb_interrupt_lt_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
unsigned int temp_car_15_0 = 0;
unsigned int temp_car_31_16 = 0;
unsigned int uvalue32_car_msb = 0;
signed int lowbound = 0;
signed int lowbound_31_16 = 0, lowbound_15_00 = 0;
signed int value32_car;
long long car = val;
int r_fg_value;
int car_tune_value;
r_fg_value = gauge->hw_status.r_fg_value;
car_tune_value = gauge->hw_status.car_tune_value;
bm_debug("%s car=%d\n", __func__, val);
if (car == 0) {
disable_gauge_irq(gauge, COULOMB_L_IRQ);
return 0;
}
pre_gauge_update(gauge);
regmap_read(gauge->regmap, PMIC_FG_CAR_15_00_ADDR, &temp_car_15_0);
temp_car_15_0 =
(temp_car_15_0 &
(PMIC_FG_CAR_15_00_MASK << PMIC_FG_CAR_15_00_SHIFT))
>> PMIC_FG_CAR_15_00_SHIFT;
regmap_read(gauge->regmap, PMIC_FG_CAR_31_16_ADDR, &temp_car_31_16);
temp_car_31_16 =
(temp_car_31_16 &
(PMIC_FG_CAR_31_16_MASK << PMIC_FG_CAR_31_16_SHIFT))
>> PMIC_FG_CAR_31_16_SHIFT;
post_gauge_update(gauge);
value32_car = temp_car_15_0 & 0xffff;
value32_car |= (temp_car_31_16 & 0xffff) << 16;
uvalue32_car_msb =
(temp_car_31_16 & 0x8000) >> 15;
bm_debug("[%s] FG_CAR = 0x%x:%d uvalue32_car_msb:0x%x 0x%x 0x%x\r\n",
__func__,
value32_car, value32_car, uvalue32_car_msb,
temp_car_15_0,
temp_car_31_16);
/* gap to register-base */
#if defined(__LP64__) || defined(_LP64)
car = car * CAR_TO_REG_FACTOR / 10;
#else
car = div_s64(car * CAR_TO_REG_FACTOR, 10);
#endif
if (r_fg_value != 100)
#if defined(__LP64__) || defined(_LP64)
car = (car * r_fg_value) /
100;
#else
car = div_s64(car * r_fg_value,
100);
#endif
#if defined(__LP64__) || defined(_LP64)
car = ((car * 1000) / car_tune_value);
#else
car = div_s64((car * 1000), car_tune_value);
#endif
lowbound = value32_car >> CAR_TO_REG_SHIFT;
bm_debug("[%s]low=0x%x:%d diff_car=0x%llx:%lld\r\n",
__func__, lowbound, lowbound, car, car);
lowbound = lowbound - car;
lowbound_31_16 = (lowbound & 0xffff0000) >> 16;
lowbound_15_00 = (lowbound & 0xffff);
bm_debug("[%s]final low=0x%x:%d car=0x%llx:%lld\r\n",
__func__, lowbound, lowbound, car, car);
bm_debug("[%s] final low 0x%x 0x%x 0x%x car=0x%llx\n",
__func__, lowbound, lowbound_31_16, lowbound_15_00, car);
disable_gauge_irq(gauge, COULOMB_L_IRQ);
regmap_update_bits(gauge->regmap,
PMIC_FG_BAT0_LTH_15_00_ADDR,
PMIC_FG_BAT0_LTH_15_00_MASK << PMIC_FG_BAT0_LTH_15_00_SHIFT,
lowbound_15_00 << PMIC_FG_BAT0_LTH_15_00_SHIFT);
regmap_update_bits(gauge->regmap,
PMIC_FG_BAT0_LTH_31_16_ADDR,
PMIC_FG_BAT0_LTH_31_16_MASK << PMIC_FG_BAT0_LTH_31_16_SHIFT,
lowbound_31_16 << PMIC_FG_BAT0_LTH_31_16_SHIFT);
mdelay(1);
enable_gauge_irq(gauge, COULOMB_L_IRQ);
bm_debug("[%s] low:0x%x 0x%x car_value:%d car:%d irq:%d\r\n",
__func__, lowbound_15_00,
lowbound_31_16,
val, value32_car,
gauge->irq_no[COULOMB_L_IRQ]);
return 0;
}
static int en_h_vbat_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
return 0;
}
static int en_l_vbat_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int val)
{
return 0;
}
static int vbat_ht_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int threshold)
{
return 0;
}
static int reset_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int threshold)
{
unsigned int ret = 0;
bm_err("[fgauge_hw_reset]\n");
regmap_update_bits(gauge->regmap,
MT6357_FGADC_CON1,
0x0F00, 0x0630);
bm_err("[fgauge_hw_reset] reset fgadc car ret =%d\n", ret);
mdelay(1);
regmap_update_bits(gauge->regmap,
MT6357_FGADC_CON1,
0x0F00, 0x0030);
return 0;
}
static int vbat_lt_set(struct mtk_gauge *gauge,
struct mtk_gauge_sysfs_field_info *attr, int threshold)
{
return 0;
}
void dump_nag(struct mtk_gauge *gauge)
{
int nag[12];
regmap_read(gauge->regmap, 0x11be, &nag[0]);
regmap_read(gauge->regmap, 0x11c0, &nag[1]);
regmap_read(gauge->regmap, 0x11c2, &nag[2]);
regmap_read(gauge->regmap, 0x11c4, &nag[3]);
regmap_read(gauge->regmap, 0x11c6, &nag[4]);
regmap_read(gauge->regmap, 0x11c8, &nag[5]);
regmap_read(gauge->regmap, 0x11ca, &nag[6]);
regmap_read(gauge->regmap, 0x11cc, &nag[7]);
regmap_read(gauge->regmap, 0x11ce, &nag[8]);
regmap_read(gauge->regmap, 0x11d0, &nag[9]);
regmap_read(gauge->regmap, 0x11d2, &nag[10]);
regmap_read(gauge->regmap, 0x11d4, &nag[11]);
bm_err("nag %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d\n",
nag[0], nag[1], nag[2], nag[3], nag[4], nag[5],
nag[6], nag[7], nag[8], nag[9], nag[10], nag[11],
reg_to_mv_value(nag[1]),
reg_to_mv_value(nag[2]),
reg_to_mv_value(nag[6])
);
}
static ssize_t gauge_sysfs_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct power_supply *psy;
struct mtk_gauge *gauge;
struct mtk_gauge_sysfs_field_info *gauge_attr;
int val;
ssize_t ret;
ret = kstrtoint(buf, 0, &val);
if (ret < 0)
return ret;
psy = dev_get_drvdata(dev);
gauge = (struct mtk_gauge *)power_supply_get_drvdata(psy);
gauge_attr = container_of(attr,
struct mtk_gauge_sysfs_field_info, attr);
if (gauge_attr->set != NULL) {
mutex_lock(&gauge->ops_lock);
gauge_attr->set(gauge, gauge_attr, val);
mutex_unlock(&gauge->ops_lock);
}
return count;
}
static ssize_t gauge_sysfs_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct power_supply *psy;
struct mtk_gauge *gauge;
struct mtk_gauge_sysfs_field_info *gauge_attr;
int val = 0;
ssize_t count;
psy = dev_get_drvdata(dev);
gauge = (struct mtk_gauge *)power_supply_get_drvdata(psy);
gauge_attr = container_of(attr,
struct mtk_gauge_sysfs_field_info, attr);
if (gauge_attr->get != NULL) {
mutex_lock(&gauge->ops_lock);
gauge_attr->get(gauge, gauge_attr, &val);
mutex_unlock(&gauge->ops_lock);
}
count = scnprintf(buf, PAGE_SIZE, "%d\n", val);
return count;
}
/* Must be in the same order as GAUGE_PROP_* */
static struct mtk_gauge_sysfs_field_info mt6357_sysfs_field_tbl[] = {
GAUGE_SYSFS_FIELD_WO(initial_set,
GAUGE_PROP_INITIAL),
GAUGE_SYSFS_FIELD_RO(battery_current_get,
GAUGE_PROP_BATTERY_CURRENT),
GAUGE_SYSFS_FIELD_RO(coulomb_get,
GAUGE_PROP_COULOMB),
GAUGE_SYSFS_FIELD_WO(coulomb_interrupt_ht_set,
GAUGE_PROP_COULOMB_HT_INTERRUPT),
GAUGE_SYSFS_FIELD_WO(coulomb_interrupt_lt_set,
GAUGE_PROP_COULOMB_LT_INTERRUPT),
GAUGE_SYSFS_FIELD_RO(battery_exist_get,
GAUGE_PROP_BATTERY_EXIST),
GAUGE_SYSFS_FIELD_RO(hw_version_get,
GAUGE_PROP_HW_VERSION),
GAUGE_SYSFS_FIELD_RO(bat_vol_get,
GAUGE_PROP_BATTERY_VOLTAGE),
GAUGE_SYSFS_FIELD_RO(battery_temperature_adc_get,
GAUGE_PROP_BATTERY_TEMPERATURE_ADC),
GAUGE_SYSFS_FIELD_RO(bif_voltage_get,
GAUGE_PROP_BIF_VOLTAGE),
GAUGE_SYSFS_FIELD_WO(en_h_vbat_set,
GAUGE_PROP_EN_HIGH_VBAT_INTERRUPT),
GAUGE_SYSFS_FIELD_WO(en_l_vbat_set,
GAUGE_PROP_EN_LOW_VBAT_INTERRUPT),
GAUGE_SYSFS_FIELD_WO(vbat_ht_set,
GAUGE_PROP_VBAT_HT_INTR_THRESHOLD),
GAUGE_SYSFS_FIELD_WO(vbat_lt_set,
GAUGE_PROP_VBAT_LT_INTR_THRESHOLD),
GAUGE_SYSFS_FIELD_RW(rtc_ui_soc, rtc_ui_soc_set, rtc_ui_soc_get,
GAUGE_PROP_RTC_UI_SOC),
GAUGE_SYSFS_FIELD_RO(ptim_battery_voltage_get,
GAUGE_PROP_PTIM_BATTERY_VOLTAGE),
GAUGE_SYSFS_FIELD_RO(ptim_resist_get,
GAUGE_PROP_PTIM_RESIST),
GAUGE_SYSFS_FIELD_WO(reset_set,
GAUGE_PROP_RESET),
GAUGE_SYSFS_FIELD_RO(boot_zcv_get,
GAUGE_PROP_BOOT_ZCV),
GAUGE_SYSFS_FIELD_RO(zcv_get,
GAUGE_PROP_ZCV),
GAUGE_SYSFS_FIELD_RO(zcv_current_get,
GAUGE_PROP_ZCV_CURRENT),
GAUGE_SYSFS_FIELD_RO(nafg_cnt_get,
GAUGE_PROP_NAFG_CNT),
GAUGE_SYSFS_FIELD_RO(nafg_dltv_get,
GAUGE_PROP_NAFG_DLTV),
GAUGE_SYSFS_FIELD_RW(nafg_c_dltv, nafg_c_dltv_set, nafg_c_dltv_get,
GAUGE_PROP_NAFG_C_DLTV),
GAUGE_SYSFS_FIELD_WO(nafg_en_set,
GAUGE_PROP_NAFG_EN),
GAUGE_SYSFS_FIELD_WO(nafg_zcv_set,
GAUGE_PROP_NAFG_ZCV),
GAUGE_SYSFS_FIELD_RO(nafg_vbat_get,
GAUGE_PROP_NAFG_VBAT),
GAUGE_SYSFS_FIELD_WO(reset_fg_rtc_set,
GAUGE_PROP_RESET_FG_RTC),
GAUGE_SYSFS_FIELD_RW(gauge_initialized, gauge_initialized_set, gauge_initialized_get,
GAUGE_PROP_GAUGE_INITIALIZED),
GAUGE_SYSFS_FIELD_RO(average_current_get,
GAUGE_PROP_AVERAGE_CURRENT),
GAUGE_SYSFS_FIELD_WO(bat_plugout_en_set,
GAUGE_PROP_BAT_PLUGOUT_EN),
GAUGE_SYSFS_FIELD_WO(zcv_intr_threshold_set,
GAUGE_PROP_ZCV_INTR_THRESHOLD),
GAUGE_SYSFS_FIELD_WO(zcv_intr_en_set,
GAUGE_PROP_ZCV_INTR_EN),
GAUGE_SYSFS_FIELD_WO(soff_reset_set,
GAUGE_PROP_SOFF_RESET),
GAUGE_SYSFS_FIELD_WO(ncar_reset_set,
GAUGE_PROP_NCAR_RESET),
GAUGE_SYSFS_FIELD_WO(bat_cycle_intr_threshold_set,
GAUGE_PROP_BAT_CYCLE_INTR_THRESHOLD),
GAUGE_SYSFS_FIELD_WO(hw_info_set,
GAUGE_PROP_HW_INFO),
GAUGE_SYSFS_FIELD_WO(event_set,
GAUGE_PROP_EVENT),
GAUGE_SYSFS_FIELD_WO(en_bat_tmp_ht_set,
GAUGE_PROP_EN_BAT_TMP_HT),
GAUGE_SYSFS_FIELD_WO(en_bat_tmp_lt_set,
GAUGE_PROP_EN_BAT_TMP_LT),
GAUGE_SYSFS_FIELD_WO(bat_tmp_ht_threshold_set,
GAUGE_PROP_BAT_TMP_HT_THRESHOLD),
GAUGE_SYSFS_FIELD_WO(bat_tmp_lt_threshold_set,
GAUGE_PROP_BAT_TMP_LT_THRESHOLD),
GAUGE_SYSFS_INFO_FIELD_RW(
info_2sec_reboot,
GAUGE_PROP_2SEC_REBOOT),
GAUGE_SYSFS_INFO_FIELD_RW(
info_pl_charging_status,
GAUGE_PROP_PL_CHARGING_STATUS),
GAUGE_SYSFS_INFO_FIELD_RW(
info_monitor_plchg_status,
GAUGE_PROP_MONITER_PLCHG_STATUS),
GAUGE_SYSFS_INFO_FIELD_RW(
info_bat_plug_status,
GAUGE_PROP_BAT_PLUG_STATUS),
GAUGE_SYSFS_INFO_FIELD_RW(
info_is_nvram_fail_mode,
GAUGE_PROP_IS_NVRAM_FAIL_MODE),
GAUGE_SYSFS_INFO_FIELD_RW(
info_monitor_soff_validtime,
GAUGE_PROP_MONITOR_SOFF_VALIDTIME),
GAUGE_SYSFS_INFO_FIELD_RW(
info_con0_soc, GAUGE_PROP_CON0_SOC),
GAUGE_SYSFS_INFO_FIELD_RW(
info_shutdown_car, GAUGE_PROP_SHUTDOWN_CAR),
GAUGE_SYSFS_INFO_FIELD_RW(
car_tune_value, GAUGE_PROP_CAR_TUNE_VALUE),
GAUGE_SYSFS_INFO_FIELD_RW(
r_fg_value, GAUGE_PROP_R_FG_VALUE),
GAUGE_SYSFS_INFO_FIELD_RW(
vbat2_detect_time, GAUGE_PROP_VBAT2_DETECT_TIME),
GAUGE_SYSFS_INFO_FIELD_RW(
vbat2_detect_counter, GAUGE_PROP_VBAT2_DETECT_COUNTER),
GAUGE_SYSFS_FIELD_WO(
bat_temp_froze_en_set, GAUGE_PROP_BAT_TEMP_FROZE_EN),
};
static struct attribute *
mt6357_sysfs_attrs[ARRAY_SIZE(mt6357_sysfs_field_tbl) + 1];
static const struct attribute_group mt6357_sysfs_attr_group = {
.attrs = mt6357_sysfs_attrs,
};
static void mt6357_sysfs_init_attrs(void)
{
int i, limit = ARRAY_SIZE(mt6357_sysfs_field_tbl);
for (i = 0; i < limit; i++)
mt6357_sysfs_attrs[i] = &mt6357_sysfs_field_tbl[i].attr.attr;
mt6357_sysfs_attrs[limit] = NULL; /* Has additional entry for this */
}
static int mt6357_sysfs_create_group(struct mtk_gauge *gauge)
{
mt6357_sysfs_init_attrs();
return sysfs_create_group(&gauge->psy->dev.kobj,
&mt6357_sysfs_attr_group);
}
static void mt6357_gauge_shutdown(struct platform_device *pdev)
{
struct mtk_battery *gm;
struct mtk_gauge *gauge;
gauge = dev_get_drvdata(&pdev->dev);
gm = gauge->gm;
if (gm->shutdown != NULL)
gm->shutdown(gm);
}
static int mt6357_gauge_suspend(struct platform_device *pdev,
pm_message_t state)
{
struct mtk_battery *gm;
struct mtk_gauge *gauge;
gauge = dev_get_drvdata(&pdev->dev);
gm = gauge->gm;
if (gm->suspend != NULL)
gm->suspend(gm, state);
return 0;
}
static int mt6357_gauge_resume(struct platform_device *pdev)
{
struct mtk_battery *gm;
struct mtk_gauge *gauge;
gauge = dev_get_drvdata(&pdev->dev);
gm = gauge->gm;
if (gm->resume != NULL)
gm->resume(gm);
return 0;
}
signed int battery_meter_meta_tool_cali_car_tune(struct mtk_battery *gm,
int meta_current)
{
int cali_car_tune = 0;
if (meta_current == 0)
return gm->fg_cust_data.car_tune_value * 10;
gm->gauge->hw_status.meta_current = meta_current;
bm_err("%s meta_current=%d\n", __func__, meta_current);
calculate_car_tune(gm->gauge);
cali_car_tune = gm->gauge->hw_status.tmp_car_tune;
bm_err("%s cali_car_tune=%d\n", __func__, cali_car_tune);
return cali_car_tune; /* 1000 base */
}
#if IS_ENABLED(CONFIG_COMPAT)
static long compat_adc_cali_ioctl(
struct file *filp, unsigned int cmd, unsigned long arg)
{
int adc_out_datas[2] = { 1, 1 };
bm_notice("%s 32bit IOCTL, cmd=0x%08x\n",
__func__, cmd);
if (!filp->f_op || !filp->f_op->unlocked_ioctl) {
bm_err("%s file has no f_op or no f_op->unlocked_ioctl.\n",
__func__);
return -ENOTTY;
}
if (sizeof(arg) != sizeof(adc_out_datas))
return -EFAULT;
switch (cmd) {
case Get_META_BAT_VOL:
case Get_META_BAT_SOC:
case Get_META_BAT_CAR_TUNE_VALUE:
case Set_META_BAT_CAR_TUNE_VALUE:
case Set_BAT_DISABLE_NAFG:
case Set_CARTUNE_TO_KERNEL: {
bm_notice(
"%s send to unlocked_ioctl cmd=0x%08x\n",
__func__,
cmd);
return filp->f_op->unlocked_ioctl(
filp, cmd,
(unsigned long)compat_ptr(arg));
}
break;
default:
bm_err("%s unknown IOCTL: 0x%08x, %d\n",
__func__, cmd, adc_out_datas[0]);
break;
}
return 0;
}
#endif
static long adc_cali_ioctl(
struct file *file, unsigned int cmd, unsigned long arg)
{
int *user_data_addr;
int ret = 0;
int adc_in_data[2] = { 1, 1 };
int adc_out_data[2] = { 1, 1 };
int temp_car_tune;
int isdisNAFG = 0;
struct mtk_battery *gm;
bm_notice("%s enter\n", __func__);
gm = get_mtk_battery();
mutex_lock(&gm->gauge->fg_mutex);
user_data_addr = (int *)arg;
ret = copy_from_user(adc_in_data, user_data_addr, sizeof(adc_in_data));
if (adc_in_data[1] < 0) {
bm_err("%s unknown data: %d\n", __func__, adc_in_data[1]);
mutex_unlock(&gm->gauge->fg_mutex);
return -EFAULT;
}
switch (cmd) {
/* add for meta tool------------------------------- */
case Get_META_BAT_VOL:
adc_out_data[0] =
gauge_get_int_property(GAUGE_PROP_BATTERY_VOLTAGE);
if (copy_to_user(user_data_addr, adc_out_data,
sizeof(adc_out_data))) {
mutex_unlock(&gm->gauge->fg_mutex);
return -EFAULT;
}
bm_notice("**** unlocked_ioctl :Get_META_BAT_VOL Done!\n");
break;
case Get_META_BAT_SOC:
adc_out_data[0] = gm->ui_soc;
if (copy_to_user(user_data_addr, adc_out_data,
sizeof(adc_out_data))) {
mutex_unlock(&gm->gauge->fg_mutex);
return -EFAULT;
}
bm_notice("**** unlocked_ioctl :Get_META_BAT_SOC Done!\n");
break;
case Get_META_BAT_CAR_TUNE_VALUE:
adc_out_data[0] = gm->fg_cust_data.car_tune_value;
bm_err("Get_BAT_CAR_TUNE_VALUE, res=%d\n", adc_out_data[0]);
if (copy_to_user(user_data_addr, adc_out_data,
sizeof(adc_out_data))) {
mutex_unlock(&gm->gauge->fg_mutex);
return -EFAULT;
}
bm_notice("**** unlocked_ioctl :Get_META_BAT_CAR_TUNE_VALUE Done!\n");
break;
case Set_META_BAT_CAR_TUNE_VALUE:
/* meta tool input: adc_in_data[1] (mA)*/
/* Send cali_current to hal to calculate car_tune_value*/
temp_car_tune =
battery_meter_meta_tool_cali_car_tune(gm, adc_in_data[1]);
/* return car_tune_value to meta tool in adc_out_data[0] */
if (temp_car_tune >= 900 && temp_car_tune <= 1100)
gm->fg_cust_data.car_tune_value = temp_car_tune;
else
bm_err("car_tune_value invalid:%d\n",
temp_car_tune);
adc_out_data[0] = temp_car_tune;
if (copy_to_user(user_data_addr, adc_out_data,
sizeof(adc_out_data))) {
mutex_unlock(&gm->gauge->fg_mutex);
return -EFAULT;
}
bm_err("**** unlocked_ioctl Set_BAT_CAR_TUNE_VALUE[%d], tmp_car_tune=%d result=%d, ret=%d\n",
adc_in_data[1], adc_out_data[0], temp_car_tune,
ret);
break;
case Set_BAT_DISABLE_NAFG:
isdisNAFG = adc_in_data[1];
if (isdisNAFG == 1) {
gm->cmd_disable_nafg = true;
wakeup_fg_algo_cmd(
gm,
FG_INTR_KERNEL_CMD,
FG_KERNEL_CMD_DISABLE_NAFG, 1);
} else if (isdisNAFG == 0) {
gm->cmd_disable_nafg = false;
wakeup_fg_algo_cmd(
gm,
FG_INTR_KERNEL_CMD,
FG_KERNEL_CMD_DISABLE_NAFG, 0);
}
bm_debug("unlocked_ioctl Set_BAT_DISABLE_NAFG,isdisNAFG=%d [%d]\n",
isdisNAFG, adc_in_data[1]);
break;
/* add bing meta tool------------------------------- */
case Set_CARTUNE_TO_KERNEL:
temp_car_tune = adc_in_data[1];
if (temp_car_tune > 500 && temp_car_tune < 1500)
gm->fg_cust_data.car_tune_value = temp_car_tune;
bm_err("**** unlocked_ioctl Set_CARTUNE_TO_KERNEL[%d,%d], ret=%d\n",
adc_in_data[0], adc_in_data[1], ret);
break;
default:
bm_err("**** unlocked_ioctl unknown IOCTL: 0x%08x\n", cmd);
mutex_unlock(&gm->gauge->fg_mutex);
return -EINVAL;
}
mutex_unlock(&gm->gauge->fg_mutex);
return 0;
}
static int adc_cali_open(struct inode *inode, struct file *file)
{
return 0;
}
static int adc_cali_release(struct inode *inode, struct file *file)
{
return 0;
}
static const struct file_operations adc_cali_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = adc_cali_ioctl,
#if IS_ENABLED(CONFIG_COMPAT)
.compat_ioctl = compat_adc_cali_ioctl,
#endif
.open = adc_cali_open,
.release = adc_cali_release,
};
static int adc_cali_cdev_init(struct platform_device *pdev)
{
int ret = 0;
struct class_device *class_dev = NULL;
struct mtk_battery *gm;
gm = get_mtk_battery();
if (gm != NULL)
mutex_init(&gm->gauge->fg_mutex);
ret = alloc_chrdev_region(&bat_cali_devno, 0, 1, BAT_CALI_DEVNAME);
if (ret)
bm_err("Error: Can't Get Major number for adc_cali\n");
bat_cali_cdev = cdev_alloc();
bat_cali_cdev->owner = THIS_MODULE;
bat_cali_cdev->ops = &adc_cali_fops;
ret = cdev_add(bat_cali_cdev, bat_cali_devno, 1);
if (ret)
bm_err("adc_cali Error: cdev_add\n");
bat_cali_major = MAJOR(bat_cali_devno);
bat_cali_class = class_create(THIS_MODULE, BAT_CALI_DEVNAME);
class_dev = (struct class_device *)device_create(bat_cali_class,
NULL,
bat_cali_devno,
NULL, BAT_CALI_DEVNAME);
return 0;
}
static void mtk_gauge_netlink_handler(struct sk_buff *skb)
{
mtk_battery_netlink_handler(skb);
}
int bat_create_netlink(struct platform_device *pdev)
{
struct mtk_gauge *gauge;
struct netlink_kernel_cfg cfg = {
.input = mtk_gauge_netlink_handler,
};
gauge = dev_get_drvdata(&pdev->dev);
gauge->gm->mtk_battery_sk =
netlink_kernel_create(&init_net, NETLINK_FGD, &cfg);
if (gauge->gm->mtk_battery_sk == NULL) {
bm_err("netlink_kernel_create error\n");
return -EIO;
}
bm_err("[%s]netlink_kernel_create protol= %d\n",
__func__, NETLINK_FGD);
return 0;
}
static int mt6357_gauge_probe(struct platform_device *pdev)
{
struct mtk_gauge *gauge;
int ret;
struct iio_channel *chan_bat_temp;
bm_err("%s: starts\n", __func__);
chan_bat_temp = devm_iio_channel_get(
&pdev->dev, "pmic_battery_temp");
if (IS_ERR(chan_bat_temp)) {
bm_err("%s requests probe deferral\n", __func__);
return -EPROBE_DEFER;
}
gauge = devm_kzalloc(&pdev->dev, sizeof(*gauge), GFP_KERNEL);
if (!gauge)
return -ENOMEM;
gauge->chip = (struct mt6397_chip *)dev_get_drvdata(
pdev->dev.parent);
gauge->regmap = gauge->chip->regmap;
dev_set_drvdata(&pdev->dev, gauge);
gauge->pdev = pdev;
mutex_init(&gauge->ops_lock);
gauge->irq_no[COULOMB_H_IRQ] =
platform_get_irq_byname(pdev, "COULOMB_H");
gauge->irq_no[COULOMB_L_IRQ] =
platform_get_irq_byname(pdev, "COULOMB_L");
gauge->irq_no[NAFG_IRQ] = platform_get_irq_byname(pdev, "NAFG");
gauge->irq_no[ZCV_IRQ] = platform_get_irq_byname(pdev, "ZCV");
gauge->chan_bat_temp = devm_iio_channel_get(
&pdev->dev, "pmic_battery_temp");
if (IS_ERR(gauge->chan_bat_temp)) {
ret = PTR_ERR(gauge->chan_bat_temp);
bm_err("pmic_battery_temp auxadc get fail, ret=%d\n", ret);
}
gauge->chan_bat_voltage = devm_iio_channel_get(
&pdev->dev, "pmic_battery_voltage");
if (IS_ERR(gauge->chan_bat_voltage)) {
ret = PTR_ERR(gauge->chan_bat_voltage);
bm_err("chan_bat_voltage auxadc get fail, ret=%d\n", ret);
}
gauge->chan_bif = devm_iio_channel_get(
&pdev->dev, "pmic_bif_voltage");
if (IS_ERR(gauge->chan_bif)) {
ret = PTR_ERR(gauge->chan_bif);
bm_err("pmic_bif_voltage auxadc get fail, ret=%d\n", ret);
}
gauge->chan_ptim_bat_voltage = devm_iio_channel_get(
&pdev->dev, "pmic_ptim_voltage");
if (IS_ERR(gauge->chan_ptim_bat_voltage)) {
ret = PTR_ERR(gauge->chan_ptim_bat_voltage);
bm_err("chan_ptim_bat_voltage auxadc get fail, ret=%d\n",
ret);
}
gauge->chan_ptim_r = devm_iio_channel_get(
&pdev->dev, "pmic_ptim_r");
if (IS_ERR(gauge->chan_ptim_r)) {
ret = PTR_ERR(gauge->chan_ptim_r);
bm_err("chan_ptim_r auxadc get fail, ret=%d\n",
ret);
}
gauge->hw_status.car_tune_value = 1000;
gauge->hw_status.r_fg_value = 50;
gauge->attr = mt6357_sysfs_field_tbl;
if (battery_psy_init(pdev))
return -ENOMEM;
gauge->psy_desc.name = "mtk-gauge";
gauge->psy_desc.type = POWER_SUPPLY_TYPE_UNKNOWN;
gauge->psy_desc.properties = gauge_properties;
gauge->psy_desc.num_properties = ARRAY_SIZE(gauge_properties);
gauge->psy_desc.get_property = psy_gauge_get_property;
gauge->psy_desc.set_property = psy_gauge_set_property;
gauge->psy_cfg.drv_data = gauge;
gauge->psy = power_supply_register(&pdev->dev, &gauge->psy_desc,
&gauge->psy_cfg);
mt6357_sysfs_create_group(gauge);
initial_set(gauge, 0, 0);
bat_create_netlink(pdev);
battery_init(pdev);
adc_cali_cdev_init(pdev);
bm_err("%s: done\n", __func__);
return 0;
}
static const struct of_device_id mt6357_gauge_of_match[] = {
{.compatible = "mediatek,mt6357-gauge",},
{},
};
static int mt6357_gauge_remove(struct platform_device *pdev)
{
struct mtk_gauge *gauge = platform_get_drvdata(pdev);
if (gauge)
devm_kfree(&pdev->dev, gauge);
return 0;
}
MODULE_DEVICE_TABLE(of, mt6357_gauge_of_match);
static struct platform_driver mt6357_gauge_driver = {
.probe = mt6357_gauge_probe,
.remove = mt6357_gauge_remove,
.shutdown = mt6357_gauge_shutdown,
.suspend = mt6357_gauge_suspend,
.resume = mt6357_gauge_resume,
.driver = {
.name = "mt6357_gauge",
.of_match_table = mt6357_gauge_of_match,
},
};
static int __init mt6357_gauge_init(void)
{
return platform_driver_register(&mt6357_gauge_driver);
}
module_init(mt6357_gauge_init);
static void __exit mt6357_gauge_exit(void)
{
platform_driver_unregister(&mt6357_gauge_driver);
}
module_exit(mt6357_gauge_exit);
MODULE_AUTHOR("wy.chuang <wy.chuang@mediatek.com>");
MODULE_DESCRIPTION("MTK Gauge Device Driver");
MODULE_LICENSE("GPL");
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