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iio: imu: inv_icm42600: switch to use generic name irq get

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Use generic fwnode_irq_get_byname() for getting interrupt pin using
interrupt name. Only INT1 is supported by the driver currently.

If not found fallback to first defined interrupt to keep compatibility.

Signed-off-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>
Link: https://patch.msgid.link/20250410-iio-imu-inv-icm42600-rework-interrupt-using-names-v4-2-19e4e2f8f7eb@tdk.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jean-Baptiste Maneyrol
2025-04-10 17:39:41 +02:00
committed by Jonathan Cameron
parent 6b4079ccbf
commit b1ba43263e
4 changed files with 15 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/iio/imu/inv_icm42600/inv_icm42600.h
View File

@@ -426,7 +426,7 @@ int inv_icm42600_set_temp_conf(struct inv_icm42600_state *st, bool enable,
int inv_icm42600_debugfs_reg(struct iio_dev *indio_dev, unsigned int reg,
unsigned int writeval, unsigned int *readval);
int inv_icm42600_core_probe(struct regmap *regmap, int chip, int irq,
int inv_icm42600_core_probe(struct regmap *regmap, int chip,
inv_icm42600_bus_setup bus_setup);
struct iio_dev *inv_icm42600_gyro_init(struct inv_icm42600_state *st);

14
drivers/iio/imu/inv_icm42600/inv_icm42600_core.c
View File

@@ -683,12 +683,13 @@ static void inv_icm42600_disable_pm(void *_data)
pm_runtime_disable(dev);
}
int inv_icm42600_core_probe(struct regmap *regmap, int chip, int irq,
int inv_icm42600_core_probe(struct regmap *regmap, int chip,
inv_icm42600_bus_setup bus_setup)
{
struct device *dev = regmap_get_device(regmap);
struct fwnode_handle *fwnode = dev_fwnode(dev);
struct inv_icm42600_state *st;
int irq_type;
int irq, irq_type;
bool open_drain;
int ret;
@@ -697,6 +698,15 @@ int inv_icm42600_core_probe(struct regmap *regmap, int chip, int irq,
return -ENODEV;
}
/* get INT1 only supported interrupt or fallback to first interrupt */
irq = fwnode_irq_get_byname(fwnode, "INT1");
if (irq < 0 && irq != -EPROBE_DEFER) {
dev_info(dev, "no INT1 interrupt defined, fallback to first interrupt\n");
irq = fwnode_irq_get(fwnode, 0);
}
if (irq < 0)
return dev_err_probe(dev, irq, "error missing INT1 interrupt\n");
irq_type = irq_get_trigger_type(irq);
if (!irq_type)
irq_type = IRQF_TRIGGER_FALLING;

3
drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c
View File

@@ -67,8 +67,7 @@ static int inv_icm42600_probe(struct i2c_client *client)
if (IS_ERR(regmap))
return PTR_ERR(regmap);
return inv_icm42600_core_probe(regmap, chip, client->irq,
inv_icm42600_i2c_bus_setup);
return inv_icm42600_core_probe(regmap, chip, inv_icm42600_i2c_bus_setup);
}
/*

3
drivers/iio/imu/inv_icm42600/inv_icm42600_spi.c
View File

@@ -64,8 +64,7 @@ static int inv_icm42600_probe(struct spi_device *spi)
if (IS_ERR(regmap))
return PTR_ERR(regmap);
return inv_icm42600_core_probe(regmap, chip, spi->irq,
inv_icm42600_spi_bus_setup);
return inv_icm42600_core_probe(regmap, chip, inv_icm42600_spi_bus_setup);
}
/*