int ret, nr_port;
pdata = client->dev.platform_data;
- if (pdata == NULL)
- return -ENODEV;
+ if (pdata == NULL) {
+ dev_dbg(&client->dev, "no platform data\n");
+ return -EINVAL;
+ }
chip = kzalloc(sizeof(struct max732x_chip), GFP_KERNEL);
if (chip == NULL)
{
return i2c_add_driver(&max732x_driver);
}
-module_init(max732x_init);
+/* register after i2c postcore initcall and before
+ * subsys initcalls that may rely on these GPIOs
+ */
+subsys_initcall(max732x_init);
static void __exit max732x_exit(void)
{