mfd: move asic3 probe functions into __init section

Potentially free some memory by moving the _probe functions into __init.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 9931581b08a..80dc3334e82 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -308,7 +308,7 @@ static struct irq_chip asic3_irq_chip = {
         .unmask         = asic3_unmask_irq,
 };
 
-static int asic3_irq_probe(struct platform_device *pdev)
+static int __init asic3_irq_probe(struct platform_device *pdev)
 {
         struct asic3 *asic = platform_get_drvdata(pdev);
         unsigned long clksel = 0;
@@ -464,8 +464,8 @@ static void asic3_gpio_set(struct gpio_chip *chip,
         return;
 }
 
-static int asic3_gpio_probe(struct platform_device *pdev,
-                            u16 *gpio_config, int num)
+static __init int asic3_gpio_probe(struct platform_device *pdev,
+                                   u16 *gpio_config, int num)
 {
         struct asic3 *asic = platform_get_drvdata(pdev);
         u16 alt_reg[ASIC3_NUM_GPIO_BANKS];
@@ -526,7 +526,7 @@ static int asic3_gpio_remove(struct platform_device *pdev)
 
 
 /* Core */
-static int asic3_probe(struct platform_device *pdev)
+static int __init asic3_probe(struct platform_device *pdev)
 {
         struct asic3_platform_data *pdata = pdev->dev.platform_data;
         struct asic3 *asic;
@@ -633,7 +633,6 @@ static struct platform_driver asic3_device_driver = {
         .driver         = {
                 .name   = "asic3",
         },
-        .probe          = asic3_probe,
         .remove         = __devexit_p(asic3_remove),
         .shutdown       = asic3_shutdown,
 };
@@ -641,7 +640,7 @@ static struct platform_driver asic3_device_driver = {
 static int __init asic3_init(void)
 {
         int retval = 0;
-        retval = platform_driver_register(&asic3_device_driver);
+        retval = platform_driver_probe(&asic3_device_driver, asic3_probe);
         return retval;
 }