drivers/video/backlight/platform_lcd.c: add support for device tree based probe

This patch adds the of_match_table to platform-lcd driver to be
probed when platform-lcd device node is found in the device tree.

[akpm@linux-foundation.org: include of.h]
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/video/backlight/platform_lcd.c b/drivers/video/backlight/platform_lcd.c
index b6672340d6c7..ca4f5d70fe10 100644
--- a/drivers/video/backlight/platform_lcd.c
+++ b/drivers/video/backlight/platform_lcd.c
@@ -16,6 +16,7 @@
 #include <linux/fb.h>
 #include <linux/backlight.h>
 #include <linux/lcd.h>
+#include <linux/of.h>
 #include <linux/slab.h>
 
 #include <video/platform_lcd.h>
@@ -145,6 +146,14 @@ static SIMPLE_DEV_PM_OPS(platform_lcd_pm_ops, platform_lcd_suspend,
                         platform_lcd_resume);
 #endif
 
+#ifdef CONFIG_OF
+static const struct of_device_id platform_lcd_of_match[] = {
+        { .compatible = "platform-lcd" },
+        {},
+};
+MODULE_DEVICE_TABLE(of, platform_lcd_of_match);
+#endif
+
 static struct platform_driver platform_lcd_driver = {
         .driver         = {
                 .name   = "platform-lcd",
@@ -152,6 +161,7 @@ static struct platform_driver platform_lcd_driver = {
 #ifdef CONFIG_PM
                 .pm     = &platform_lcd_pm_ops,
 #endif
+                .of_match_table = of_match_ptr(platform_lcd_of_match),
         },
         .probe          = platform_lcd_probe,
         .remove         = __devexit_p(platform_lcd_remove),