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mfd: Add MAX77693 irq handler

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This patch supports IRQ handling for MAX77693.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Myungjoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Chanwoo Choi
2012-05-14 22:54:20 +02:00
committed by Samuel Ortiz
parent 83871c00bb
commit 6592ebb397
4 changed files with 342 additions and 2 deletions
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32
drivers/mfd/max77693.c
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@@ -154,6 +154,10 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC);
i2c_set_clientdata(max77693->haptic, max77693);
ret = max77693_irq_init(max77693);
if (ret < 0)
goto err_mfd;
pm_runtime_set_active(max77693->dev);
ret = mfd_add_devices(max77693->dev, -1, max77693_devs,
@@ -161,6 +165,8 @@ static int max77693_i2c_probe(struct i2c_client *i2c,
if (ret < 0)
goto err_mfd;
device_init_wakeup(max77693->dev, pdata->wakeup);
return ret;
err_mfd:
@@ -189,10 +195,36 @@ static const struct i2c_device_id max77693_i2c_id[] = {
};
MODULE_DEVICE_TABLE(i2c, max77693_i2c_id);
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);
return 0;
}
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);
}
const struct dev_pm_ops max77693_pm = {
.suspend = max77693_suspend,
.resume = max77693_resume,
};
static struct i2c_driver max77693_i2c_driver = {
.driver = {
.name = "max77693",
.owner = THIS_MODULE,
.pm = &max77693_pm,
},
.probe = max77693_i2c_probe,
.remove = max77693_i2c_remove,