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charger: bq24190: Adds support for ce-gpios

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Adds driver support for the charge enable (ce) gpio. This GPIO is
optional and if no GPIO is allocated the pin is assumed to be asserted.

Signed-off-by: Ricardo Rivera-Matos <rriveram@opensource.cirrus.com>
This commit is contained in:
Ricardo Rivera-Matos 2024-10-23 21:35:57 +00:00 committed by Benjamin Cabé
parent 6d30055809
commit a351d28c25
2 changed files with 32 additions and 0 deletions
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30
drivers/charger/charger_bq24190.c
View file

@ -433,6 +433,21 @@ static int bq24190_set_prop(const struct device *dev, charger_prop_t prop,
} }
} }
static int bq24190_charge_enable(const struct device *dev, const bool enable)
{
const struct bq24190_config *const config = dev->config;
if (config->ce_gpio.port != NULL) {
if (enable == true) {
return gpio_pin_set_dt(&config->ce_gpio, 1);
} else {
return gpio_pin_set_dt(&config->ce_gpio, 0);
}
} else {
return -ENOTSUP;
}
}
static int bq24190_init(const struct device *dev) static int bq24190_init(const struct device *dev)
{ {
const struct bq24190_config *const config = dev->config; const struct bq24190_config *const config = dev->config;
@ -457,6 +472,19 @@ static int bq24190_init(const struct device *dev)
return -ENODEV; return -ENODEV;
} }
if (config->ce_gpio.port != NULL) {
if (!gpio_is_ready_dt(&config->ce_gpio)) {
return -ENODEV;
}
ret = gpio_pin_configure_dt(&config->ce_gpio, GPIO_OUTPUT_INACTIVE);
if (ret < 0) {
return ret;
}
} else {
LOG_DBG("Assuming charge enable pin is pulled low");
}
ret = bq24190_register_reset(dev); ret = bq24190_register_reset(dev);
if (ret) { if (ret) {
return ret; return ret;
@ -473,12 +501,14 @@ static int bq24190_init(const struct device *dev)
static DEVICE_API(charger, bq24190_driver_api) = { static DEVICE_API(charger, bq24190_driver_api) = {
.get_property = bq24190_get_prop, .get_property = bq24190_get_prop,
.set_property = bq24190_set_prop, .set_property = bq24190_set_prop,
.charge_enable = bq24190_charge_enable,
}; };
#define BQ24190_INIT(inst) \ #define BQ24190_INIT(inst) \
\ \
static const struct bq24190_config bq24190_config_##inst = { \ static const struct bq24190_config bq24190_config_##inst = { \
.i2c = I2C_DT_SPEC_INST_GET(inst), \ .i2c = I2C_DT_SPEC_INST_GET(inst), \
.ce_gpio = GPIO_DT_SPEC_INST_GET_OR(inst, ce_gpios, {}), \
}; \ }; \
\ \
static struct bq24190_data bq24190_data_##inst = { \ static struct bq24190_data bq24190_data_##inst = { \

2
tests/drivers/build_all/charger/i2c.dtsi
View file

@ -14,6 +14,8 @@ bq24190@0 {
constant-charge-current-max-microamp = <1000000>; constant-charge-current-max-microamp = <1000000>;
constant-charge-voltage-max-microvolt = <4208000>; constant-charge-voltage-max-microvolt = <4208000>;
ce-gpios = <&test_gpio 0 0>;
}; };
max20335@1 { max20335@1 {