mtd: gpmi-nand: Convert to module_platform_driver()
Using module_platform_driver() makes the code smaller and cleaner.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index 9493507..5999b15 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -1651,6 +1651,8 @@
if (ret)
goto exit_nfc_init;
+ dev_info(this->dev, "driver registered.\n");
+
return 0;
exit_nfc_init:
@@ -1658,10 +1660,12 @@
exit_acquire_resources:
platform_set_drvdata(pdev, NULL);
kfree(this);
+ dev_err(this->dev, "driver registration failed: %d\n", ret);
+
return ret;
}
-static int __exit gpmi_nand_remove(struct platform_device *pdev)
+static int __devexit gpmi_nand_remove(struct platform_device *pdev)
{
struct gpmi_nand_data *this = platform_get_drvdata(pdev);
@@ -1678,29 +1682,10 @@
.of_match_table = gpmi_nand_id_table,
},
.probe = gpmi_nand_probe,
- .remove = __exit_p(gpmi_nand_remove),
+ .remove = __devexit_p(gpmi_nand_remove),
.id_table = gpmi_ids,
};
-
-static int __init gpmi_nand_init(void)
-{
- int err;
-
- err = platform_driver_register(&gpmi_nand_driver);
- if (err == 0)
- pr_info("driver registered.\n");
- else
- pr_err("driver registration failed.\n");
- return err;
-}
-
-static void __exit gpmi_nand_exit(void)
-{
- platform_driver_unregister(&gpmi_nand_driver);
-}
-
-module_init(gpmi_nand_init);
-module_exit(gpmi_nand_exit);
+module_platform_driver(gpmi_nand_driver);
MODULE_AUTHOR("Freescale Semiconductor, Inc.");
MODULE_DESCRIPTION("i.MX GPMI NAND Flash Controller Driver");