diff options
Diffstat (limited to 'drivers/mfd/max77693.c')
| -rw-r--r-- | drivers/mfd/max77693.c | 210 |
1 files changed, 147 insertions, 63 deletions
diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c index 7e05428c756d..249c139ef04a 100644 --- a/drivers/mfd/max77693.c +++ b/drivers/mfd/max77693.c @@ -49,62 +49,62 @@ static const struct mfd_cell max77693_devs[] = { { .name = "max77693-haptic", }, }; -int max77693_read_reg(struct regmap *map, u8 reg, u8 *dest) -{ - unsigned int val; - int ret; - - ret = regmap_read(map, reg, &val); - *dest = val; - - return ret; -} -EXPORT_SYMBOL_GPL(max77693_read_reg); - -int max77693_bulk_read(struct regmap *map, u8 reg, int count, u8 *buf) -{ - int ret; - - ret = regmap_bulk_read(map, reg, buf, count); - - return ret; -} -EXPORT_SYMBOL_GPL(max77693_bulk_read); - -int max77693_write_reg(struct regmap *map, u8 reg, u8 value) -{ - int ret; - - ret = regmap_write(map, reg, value); - - return ret; -} -EXPORT_SYMBOL_GPL(max77693_write_reg); - -int max77693_bulk_write(struct regmap *map, u8 reg, int count, u8 *buf) -{ - int ret; +static const struct regmap_config max77693_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + .max_register = MAX77693_PMIC_REG_END, +}; - ret = regmap_bulk_write(map, reg, buf, count); +static const struct regmap_irq max77693_led_irqs[] = { + { .mask = LED_IRQ_FLED2_OPEN, }, + { .mask = LED_IRQ_FLED2_SHORT, }, + { .mask = LED_IRQ_FLED1_OPEN, }, + { .mask = LED_IRQ_FLED1_SHORT, }, + { .mask = LED_IRQ_MAX_FLASH, }, +}; - return ret; -} -EXPORT_SYMBOL_GPL(max77693_bulk_write); +static const struct regmap_irq_chip max77693_led_irq_chip = { + .name = "max77693-led", + .status_base = MAX77693_LED_REG_FLASH_INT, + .mask_base = MAX77693_LED_REG_FLASH_INT_MASK, + .mask_invert = false, + .num_regs = 1, + .irqs = max77693_led_irqs, + .num_irqs = ARRAY_SIZE(max77693_led_irqs), +}; -int max77693_update_reg(struct regmap *map, u8 reg, u8 val, u8 mask) -{ - int ret; +static const struct regmap_irq max77693_topsys_irqs[] = { + { .mask = TOPSYS_IRQ_T120C_INT, }, + { .mask = TOPSYS_IRQ_T140C_INT, }, + { .mask = TOPSYS_IRQ_LOWSYS_INT, }, +}; - ret = regmap_update_bits(map, reg, mask, val); +static const struct regmap_irq_chip max77693_topsys_irq_chip = { + .name = "max77693-topsys", + .status_base = MAX77693_PMIC_REG_TOPSYS_INT, + .mask_base = MAX77693_PMIC_REG_TOPSYS_INT_MASK, + .mask_invert = false, + .num_regs = 1, + .irqs = max77693_topsys_irqs, + .num_irqs = ARRAY_SIZE(max77693_topsys_irqs), +}; - return ret; -} -EXPORT_SYMBOL_GPL(max77693_update_reg); +static const struct regmap_irq max77693_charger_irqs[] = { + { .mask = CHG_IRQ_BYP_I, }, + { .mask = CHG_IRQ_THM_I, }, + { .mask = CHG_IRQ_BAT_I, }, + { .mask = CHG_IRQ_CHG_I, }, + { .mask = CHG_IRQ_CHGIN_I, }, +}; -static const struct regmap_config max77693_regmap_config = { - .reg_bits = 8, - .val_bits = 8, - .max_register = MAX77693_PMIC_REG_END, +static const struct regmap_irq_chip max77693_charger_irq_chip = { + .name = "max77693-charger", + .status_base = MAX77693_CHG_REG_CHG_INT, + .mask_base = MAX77693_CHG_REG_CHG_INT_MASK, + .mask_invert = false, + .num_regs = 1, + .irqs = max77693_charger_irqs, + .num_irqs = ARRAY_SIZE(max77693_charger_irqs), }; static const struct regmap_config max77693_regmap_muic_config = { @@ -113,11 +113,42 @@ static const struct regmap_config max77693_regmap_muic_config = { .max_register = MAX77693_MUIC_REG_END, }; +static const struct regmap_irq max77693_muic_irqs[] = { + { .reg_offset = 0, .mask = MUIC_IRQ_INT1_ADC, }, + { .reg_offset = 0, .mask = MUIC_IRQ_INT1_ADC_LOW, }, + { .reg_offset = 0, .mask = MUIC_IRQ_INT1_ADC_ERR, }, + { .reg_offset = 0, .mask = MUIC_IRQ_INT1_ADC1K, }, + + { .reg_offset = 1, .mask = MUIC_IRQ_INT2_CHGTYP, }, + { .reg_offset = 1, .mask = MUIC_IRQ_INT2_CHGDETREUN, }, + { .reg_offset = 1, .mask = MUIC_IRQ_INT2_DCDTMR, }, + { .reg_offset = 1, .mask = MUIC_IRQ_INT2_DXOVP, }, + { .reg_offset = 1, .mask = MUIC_IRQ_INT2_VBVOLT, }, + { .reg_offset = 1, .mask = MUIC_IRQ_INT2_VIDRM, }, + + { .reg_offset = 2, .mask = MUIC_IRQ_INT3_EOC, }, + { .reg_offset = 2, .mask = MUIC_IRQ_INT3_CGMBC, }, + { .reg_offset = 2, .mask = MUIC_IRQ_INT3_OVP, }, + { .reg_offset = 2, .mask = MUIC_IRQ_INT3_MBCCHG_ERR, }, + { .reg_offset = 2, .mask = MUIC_IRQ_INT3_CHG_ENABLED, }, + { .reg_offset = 2, .mask = MUIC_IRQ_INT3_BAT_DET, }, +}; + +static const struct regmap_irq_chip max77693_muic_irq_chip = { + .name = "max77693-muic", + .status_base = MAX77693_MUIC_REG_INT1, + .mask_base = MAX77693_MUIC_REG_INTMASK1, + .mask_invert = true, + .num_regs = 3, + .irqs = max77693_muic_irqs, + .num_irqs = ARRAY_SIZE(max77693_muic_irqs), +}; + static int max77693_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct max77693_dev *max77693; - u8 reg_data; + unsigned int reg_data; int ret = 0; max77693 = devm_kzalloc(&i2c->dev, @@ -139,7 +170,7 @@ static int max77693_i2c_probe(struct i2c_client *i2c, return ret; } - ret = max77693_read_reg(max77693->regmap, MAX77693_PMIC_REG_PMIC_ID2, + ret = regmap_read(max77693->regmap, MAX77693_PMIC_REG_PMIC_ID2, ®_data); if (ret < 0) { dev_err(max77693->dev, "device not found on this channel\n"); @@ -176,9 +207,45 @@ static int max77693_i2c_probe(struct i2c_client *i2c, goto err_regmap_muic; } - ret = max77693_irq_init(max77693); - if (ret < 0) - goto err_irq; + ret = regmap_add_irq_chip(max77693->regmap, max77693->irq, + IRQF_ONESHOT | IRQF_SHARED | + IRQF_TRIGGER_FALLING, 0, + &max77693_led_irq_chip, + &max77693->irq_data_led); + if (ret) { + dev_err(max77693->dev, "failed to add irq chip: %d\n", ret); + goto err_regmap_muic; + } + + ret = regmap_add_irq_chip(max77693->regmap, max77693->irq, + IRQF_ONESHOT | IRQF_SHARED | + IRQF_TRIGGER_FALLING, 0, + &max77693_topsys_irq_chip, + &max77693->irq_data_topsys); + if (ret) { + dev_err(max77693->dev, "failed to add irq chip: %d\n", ret); + goto err_irq_topsys; + } + + ret = regmap_add_irq_chip(max77693->regmap, max77693->irq, + IRQF_ONESHOT | IRQF_SHARED | + IRQF_TRIGGER_FALLING, 0, + &max77693_charger_irq_chip, + &max77693->irq_data_charger); + if (ret) { + dev_err(max77693->dev, "failed to add irq chip: %d\n", ret); + goto err_irq_charger; + } + + ret = regmap_add_irq_chip(max77693->regmap, max77693->irq, + IRQF_ONESHOT | IRQF_SHARED | + IRQF_TRIGGER_FALLING, 0, + &max77693_muic_irq_chip, + &max77693->irq_data_muic); + if (ret) { + dev_err(max77693->dev, "failed to add irq chip: %d\n", ret); + goto err_irq_muic; + } pm_runtime_set_active(max77693->dev); @@ -190,8 +257,14 @@ static int max77693_i2c_probe(struct i2c_client *i2c, return ret; err_mfd: - max77693_irq_exit(max77693); -err_irq: + mfd_remove_devices(max77693->dev); + regmap_del_irq_chip(max77693->irq, max77693->irq_data_muic); +err_irq_muic: + regmap_del_irq_chip(max77693->irq, max77693->irq_data_charger); +err_irq_charger: + regmap_del_irq_chip(max77693->irq, max77693->irq_data_topsys); +err_irq_topsys: + regmap_del_irq_chip(max77693->irq, max77693->irq_data_led); err_regmap_muic: i2c_unregister_device(max77693->haptic); err_i2c_haptic: @@ -204,7 +277,12 @@ static int max77693_i2c_remove(struct i2c_client *i2c) struct max77693_dev *max77693 = i2c_get_clientdata(i2c); mfd_remove_devices(max77693->dev); - max77693_irq_exit(max77693); + + regmap_del_irq_chip(max77693->irq, max77693->irq_data_muic); + regmap_del_irq_chip(max77693->irq, max77693->irq_data_charger); + regmap_del_irq_chip(max77693->irq, max77693->irq_data_topsys); + regmap_del_irq_chip(max77693->irq, max77693->irq_data_led); + i2c_unregister_device(max77693->muic); i2c_unregister_device(max77693->haptic); @@ -222,8 +300,11 @@ static int max77693_suspend(struct device *dev) struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); struct max77693_dev *max77693 = i2c_get_clientdata(i2c); - if (device_may_wakeup(dev)) - irq_set_irq_wake(max77693->irq, 1); + if (device_may_wakeup(dev)) { + enable_irq_wake(max77693->irq); + disable_irq(max77693->irq); + } + return 0; } @@ -232,9 +313,12 @@ static int max77693_resume(struct device *dev) struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); struct max77693_dev *max77693 = i2c_get_clientdata(i2c); - if (device_may_wakeup(dev)) - irq_set_irq_wake(max77693->irq, 0); - return max77693_irq_resume(max77693); + if (device_may_wakeup(dev)) { + disable_irq_wake(max77693->irq); + enable_irq(max77693->irq); + } + + return 0; } static const struct dev_pm_ops max77693_pm = { |