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regulator: pca9450: Make IRQ optional

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The IRQ line might not be connected on some boards. Allow the driver
to be probed without it.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Link: https://patch.msgid.link/20240708084107.38986-5-frieder@fris.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Frieder Schrempf 2024-07-08 10:40:34 +02:00 committed by Mark Brown
parent 6070471088
commit 83808c5406
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 19 additions and 22 deletions
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7
drivers/regulator/pca9450-regulator.c
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@ -891,11 +891,6 @@ static int pca9450_i2c_probe(struct i2c_client *i2c)
unsigned int reset_ctrl;
int ret;
if (!i2c->irq) {
dev_err(&i2c->dev, "No IRQ configured?\n");
return -EINVAL;
}
pca9450 = devm_kzalloc(&i2c->dev, sizeof(struct pca9450), GFP_KERNEL);
if (!pca9450)
return -ENOMEM;
@ -967,6 +962,7 @@ static int pca9450_i2c_probe(struct i2c_client *i2c)
}
}
if (pca9450->irq) {
ret = devm_request_threaded_irq(pca9450->dev, pca9450->irq, NULL,
pca9450_irq_handler,
(IRQF_TRIGGER_FALLING | IRQF_ONESHOT),
@ -985,6 +981,7 @@ static int pca9450_i2c_probe(struct i2c_client *i2c)
dev_err(&i2c->dev, "Unmask irq error\n");
return ret;
}
}
/* Clear PRESET_EN bit in BUCK123_DVS to use DVS registers */
ret = regmap_clear_bits(pca9450->regmap, PCA9450_REG_BUCK123_DVS,