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mfd: Allow to specify max77686 interrupt through DT or platform file also

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Presently driver expects irq_gpio pin in platform data and maps it to irq
itself. But we can also directly specify the interrupt in DT or platform file.

Signed-off-by: Yadwinder Singh Brar <yadi.brar@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Yadwinder Singh Brar 2012-07-09 13:21:45 +02:00 committed by Samuel Ortiz
parent 9bdf9b4ec7
commit 2b40459b7e
2 changed files with 20 additions and 12 deletions
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31
drivers/mfd/max77686-irq.c
View file

@ -252,21 +252,28 @@ int max77686_irq_init(struct max77686_dev *max77686)
mutex_init(&max77686->irqlock);
max77686->irq = gpio_to_irq(max77686->irq_gpio);
if (max77686->irq_gpio && !max77686->irq) {
max77686->irq = gpio_to_irq(max77686->irq_gpio);
if (debug_mask & MAX77686_DEBUG_IRQ_INT) {
ret = gpio_request(max77686->irq_gpio, "pmic_irq");
if (ret < 0) {
dev_err(max77686->dev,
"Failed to request gpio %d with ret: %d\n",
max77686->irq_gpio, ret);
return IRQ_NONE;
if (debug_mask & MAX77686_DEBUG_IRQ_INT) {
ret = gpio_request(max77686->irq_gpio, "pmic_irq");
if (ret < 0) {
dev_err(max77686->dev,
"Failed to request gpio %d with ret:"
"%d\n", max77686->irq_gpio, ret);
return IRQ_NONE;
}
gpio_direction_input(max77686->irq_gpio);
val = gpio_get_value(max77686->irq_gpio);
gpio_free(max77686->irq_gpio);
pr_info("%s: gpio_irq=%x\n", __func__, val);
}
}
gpio_direction_input(max77686->irq_gpio);
val = gpio_get_value(max77686->irq_gpio);
gpio_free(max77686->irq_gpio);
pr_info("%s: gpio_irq=%x\n", __func__, val);
if (!max77686->irq) {
dev_err(max77686->dev, "irq is not specified\n");
return -ENODEV;
}
/* Mask individual interrupt sources */

1
drivers/mfd/max77686.c
View file

@ -77,6 +77,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
max77686->wakeup = pdata->wakeup;
max77686->irq_gpio = pdata->irq_gpio;
max77686->irq = i2c->irq;
if (regmap_read(max77686->regmap,
MAX77686_REG_DEVICE_ID, &data) < 0) {