usb: phy: twl4030: use devres API for regulator get and request irq

Used devres APIs devm_request_threaded_irq and devm_regulator_get for
requesting irq and for getting regulator respectively.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Tested-by: Grazvydas Ignotas <notasas@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 8 insertions, 20 deletions

diff --git a/drivers/usb/phy/phy-twl4030-usb.c b/drivers/usb/phy/phy-twl4030-usb.c
index a994715a3101..e14b03e7ad70 100644
--- a/drivers/usb/phy/phy-twl4030-usb.c
+++ b/drivers/usb/phy/phy-twl4030-usb.c
@@ -432,7 +432,7 @@ static int twl4030_usb_ldo_init(struct twl4030_usb *twl)
         /* Initialize 3.1V regulator */
         twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, 0, VUSB3V1_DEV_GRP);
 
-        twl->usb3v1 = regulator_get(twl->dev, "usb3v1");
+        twl->usb3v1 = devm_regulator_get(twl->dev, "usb3v1");
         if (IS_ERR(twl->usb3v1))
                 return -ENODEV;
 
@@ -441,18 +441,18 @@ static int twl4030_usb_ldo_init(struct twl4030_usb *twl)
         /* Initialize 1.5V regulator */
         twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, 0, VUSB1V5_DEV_GRP);
 
-        twl->usb1v5 = regulator_get(twl->dev, "usb1v5");
+        twl->usb1v5 = devm_regulator_get(twl->dev, "usb1v5");
         if (IS_ERR(twl->usb1v5))
-                goto fail1;
+                return -ENODEV;
 
         twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, 0, VUSB1V5_TYPE);
 
         /* Initialize 1.8V regulator */
         twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, 0, VUSB1V8_DEV_GRP);
 
-        twl->usb1v8 = regulator_get(twl->dev, "usb1v8");
+        twl->usb1v8 = devm_regulator_get(twl->dev, "usb1v8");
         if (IS_ERR(twl->usb1v8))
-                goto fail2;
+                return -ENODEV;
 
         twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, 0, VUSB1V8_TYPE);
 
@@ -461,14 +461,6 @@ static int twl4030_usb_ldo_init(struct twl4030_usb *twl)
                          TWL4030_PM_MASTER_PROTECT_KEY);
 
         return 0;
-
-fail2:
-        regulator_put(twl->usb1v5);
-        twl->usb1v5 = NULL;
-fail1:
-        regulator_put(twl->usb3v1);
-        twl->usb3v1 = NULL;
-        return -ENODEV;
 }
 
 static ssize_t twl4030_usb_vbus_show(struct device *dev,
@@ -640,9 +632,9 @@ static int twl4030_usb_probe(struct platform_device *pdev)
          * need both handles, otherwise just one suffices.
          */
         twl->irq_enabled = true;
-        status = request_threaded_irq(twl->irq, NULL, twl4030_usb_irq,
-                        IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING |
-                        IRQF_ONESHOT, "twl4030_usb", twl);
+        status = devm_request_threaded_irq(twl->dev, twl->irq, NULL,
+                        twl4030_usb_irq, IRQF_TRIGGER_FALLING |
+                        IRQF_TRIGGER_RISING | IRQF_ONESHOT, "twl4030_usb", twl);
         if (status < 0) {
                 dev_dbg(&pdev->dev, "can't get IRQ %d, err %d\n",
                         twl->irq, status);
@@ -663,7 +655,6 @@ static int __exit twl4030_usb_remove(struct platform_device *pdev)
         struct twl4030_usb *twl = platform_get_drvdata(pdev);
         int val;
 
-        free_irq(twl->irq, twl);
         device_remove_file(twl->dev, &dev_attr_vbus);
 
         /* set transceiver mode to power on defaults */
@@ -685,9 +676,6 @@ static int __exit twl4030_usb_remove(struct platform_device *pdev)
 
         if (!twl->asleep)
                 twl4030_phy_power(twl, 0);
-        regulator_put(twl->usb1v5);
-        regulator_put(twl->usb1v8);
-        regulator_put(twl->usb3v1);
 
         return 0;
 }