i2c: i2c_gpio: keep probe resident for hotplugged devices.

Change the i2c_gpio driver to use platform_driver_register()
instead of platform_driver_probe() to ensure that is can
attach to any devices that may be loaded after it has initialised.

Acked-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

diff --git a/drivers/i2c/busses/i2c-gpio.c b/drivers/i2c/busses/i2c-gpio.c
index 79b455a..32104ea 100644 (file)
--- a/drivers/i2c/busses/i2c-gpio.c
+++ b/drivers/i2c/busses/i2c-gpio.c
@@ -77,7 +77,7 @@ static int i2c_gpio_getscl(void *data)
        return gpio_get_value(pdata->scl_pin);
 }
 
-static int __init i2c_gpio_probe(struct platform_device *pdev)
+static int __devinit i2c_gpio_probe(struct platform_device *pdev)
 {
        struct i2c_gpio_platform_data *pdata;
        struct i2c_algo_bit_data *bit_data;
@@ -174,7 +174,7 @@ err_alloc_adap:
        return ret;
 }
 
-static int __exit i2c_gpio_remove(struct platform_device *pdev)
+static int __devexit i2c_gpio_remove(struct platform_device *pdev)
 {
        struct i2c_gpio_platform_data *pdata;
        struct i2c_adapter *adap;
@@ -196,14 +196,15 @@ static struct platform_driver i2c_gpio_driver = {
                .name   = "i2c-gpio",
                .owner  = THIS_MODULE,
        },
-       .remove         = __exit_p(i2c_gpio_remove),
+       .probe          = i2c_gpio_probe,
+       .remove         = __devexit_p(i2c_gpio_remove),
 };
 
 static int __init i2c_gpio_init(void)
 {
        int ret;
 
-       ret = platform_driver_probe(&i2c_gpio_driver, i2c_gpio_probe);
+       ret = platform_driver_register(&i2c_gpio_driver);
        if (ret)
                printk(KERN_ERR "i2c-gpio: probe failed: %d\n", ret);