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power: supply: max17042: add MAX17055 support
The MAX17055 is very similar to the MAX17042 so extend the driver. Signed-off-by: Angus Ainslie (Purism) <angus@akkea.ca> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
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@ -282,6 +282,8 @@ static int max17042_get_property(struct power_supply *psy,
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case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
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if (chip->chip_type == MAXIM_DEVICE_TYPE_MAX17042)
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ret = regmap_read(map, MAX17042_V_empty, &data);
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else if (chip->chip_type == MAXIM_DEVICE_TYPE_MAX17055)
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ret = regmap_read(map, MAX17055_V_empty, &data);
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else
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ret = regmap_read(map, MAX17047_V_empty, &data);
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if (ret < 0)
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@ -627,7 +629,8 @@ static void max17042_write_config_regs(struct max17042_chip *chip)
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config->filter_cfg);
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regmap_write(map, MAX17042_RelaxCFG, config->relax_cfg);
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if (chip->chip_type == MAXIM_DEVICE_TYPE_MAX17047 ||
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chip->chip_type == MAXIM_DEVICE_TYPE_MAX17050)
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chip->chip_type == MAXIM_DEVICE_TYPE_MAX17050 ||
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chip->chip_type == MAXIM_DEVICE_TYPE_MAX17055)
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regmap_write(map, MAX17047_FullSOCThr,
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config->full_soc_thresh);
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}
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@ -758,6 +761,8 @@ static inline void max17042_override_por_values(struct max17042_chip *chip)
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if (chip->chip_type == MAXIM_DEVICE_TYPE_MAX17042)
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max17042_override_por(map, MAX17042_V_empty, config->vempty);
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if (chip->chip_type == MAXIM_DEVICE_TYPE_MAX17055)
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max17042_override_por(map, MAX17055_V_empty, config->vempty);
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else
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max17042_override_por(map, MAX17047_V_empty, config->vempty);
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max17042_override_por(map, MAX17042_TempNom, config->temp_nom);
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@ -765,7 +770,10 @@ static inline void max17042_override_por_values(struct max17042_chip *chip)
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max17042_override_por(map, MAX17042_FCTC, config->fctc);
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max17042_override_por(map, MAX17042_RCOMP0, config->rcomp0);
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max17042_override_por(map, MAX17042_TempCo, config->tcompc0);
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if (chip->chip_type) {
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if (chip->chip_type &&
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((chip->chip_type == MAXIM_DEVICE_TYPE_MAX17042) ||
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(chip->chip_type == MAXIM_DEVICE_TYPE_MAX17047) ||
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(chip->chip_type == MAXIM_DEVICE_TYPE_MAX17050))) {
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max17042_override_por(map, MAX17042_EmptyTempCo,
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config->empty_tempco);
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max17042_override_por(map, MAX17042_K_empty0,
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@ -929,7 +937,8 @@ max17042_get_default_pdata(struct max17042_chip *chip)
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if (!pdata)
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return pdata;
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if (chip->chip_type != MAXIM_DEVICE_TYPE_MAX17042) {
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if ((chip->chip_type == MAXIM_DEVICE_TYPE_MAX17047) ||
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(chip->chip_type == MAXIM_DEVICE_TYPE_MAX17050)) {
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pdata->init_data = max17047_default_pdata_init_regs;
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pdata->num_init_data =
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ARRAY_SIZE(max17047_default_pdata_init_regs);
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@ -1167,6 +1176,7 @@ static const struct of_device_id max17042_dt_match[] = {
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{ .compatible = "maxim,max17042" },
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{ .compatible = "maxim,max17047" },
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{ .compatible = "maxim,max17050" },
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{ .compatible = "maxim,max17055" },
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{ },
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};
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MODULE_DEVICE_TABLE(of, max17042_dt_match);
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@ -1176,6 +1186,7 @@ static const struct i2c_device_id max17042_id[] = {
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{ "max17042", MAXIM_DEVICE_TYPE_MAX17042 },
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{ "max17047", MAXIM_DEVICE_TYPE_MAX17047 },
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{ "max17050", MAXIM_DEVICE_TYPE_MAX17050 },
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{ "max17055", MAXIM_DEVICE_TYPE_MAX17055 },
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, max17042_id);
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@ -105,11 +105,56 @@ enum max17042_register {
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MAX17042_OCV = 0xEE,
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MAX17042_OCVInternal = 0xFB,
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MAX17042_OCVInternal = 0xFB, /* MAX17055 VFOCV */
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MAX17042_VFSOC = 0xFF,
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};
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enum max17055_register {
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MAX17055_QRes = 0x0C,
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MAX17055_TTF = 0x20,
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MAX17055_V_empty = 0x3A,
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MAX17055_TIMER = 0x3E,
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MAX17055_USER_MEM = 0x40,
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MAX17055_RGAIN = 0x42,
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MAX17055_ConvgCfg = 0x49,
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MAX17055_VFRemCap = 0x4A,
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MAX17055_STATUS2 = 0xB0,
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MAX17055_POWER = 0xB1,
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MAX17055_ID = 0xB2,
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MAX17055_AvgPower = 0xB3,
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MAX17055_IAlrtTh = 0xB4,
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MAX17055_TTFCfg = 0xB5,
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MAX17055_CVMixCap = 0xB6,
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MAX17055_CVHalfTime = 0xB7,
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MAX17055_CGTempCo = 0xB8,
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MAX17055_Curve = 0xB9,
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MAX17055_HibCfg = 0xBA,
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MAX17055_Config2 = 0xBB,
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MAX17055_VRipple = 0xBC,
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MAX17055_RippleCfg = 0xBD,
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MAX17055_TimerH = 0xBE,
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MAX17055_RSense = 0xD0,
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MAX17055_ScOcvLim = 0xD1,
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MAX17055_SOCHold = 0xD3,
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MAX17055_MaxPeakPwr = 0xD4,
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MAX17055_SusPeakPwr = 0xD5,
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MAX17055_PackResistance = 0xD6,
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MAX17055_SysResistance = 0xD7,
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MAX17055_MinSysV = 0xD8,
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MAX17055_MPPCurrent = 0xD9,
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MAX17055_SPPCurrent = 0xDA,
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MAX17055_ModelCfg = 0xDB,
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MAX17055_AtQResidual = 0xDC,
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MAX17055_AtTTE = 0xDD,
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MAX17055_AtAvSOC = 0xDE,
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MAX17055_AtAvCap = 0xDF,
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};
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/* Registers specific to max17047/50 */
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enum max17047_register {
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MAX17047_QRTbl00 = 0x12,
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@ -125,6 +170,7 @@ enum max170xx_chip_type {
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MAXIM_DEVICE_TYPE_MAX17042,
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MAXIM_DEVICE_TYPE_MAX17047,
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MAXIM_DEVICE_TYPE_MAX17050,
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MAXIM_DEVICE_TYPE_MAX17055,
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MAXIM_DEVICE_TYPE_NUM
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};
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