[U-Boot] [PATCH 1/3] Fix a typo in the instructions on using omap3's gpio interface.

[Tom Rix]

Using the example for reading a gpio, shows the problem.
NULL should be the gpio number.

Signed-off-by: Tom Rix <Tom.Rix at windriver.com>
---
 doc/README.omap3 |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/doc/README.omap3 b/doc/README.omap3
index e05e816..66e781d 100644
--- a/doc/README.omap3
+++ b/doc/README.omap3
@@ -106,7 +106,7 @@ To clear a bit :
 To read a bit :
 
 	if (!omap_request_gpio(N)) {
-		omap_set_gpio_direction(NULL, 1);
+		omap_set_gpio_direction(N, 1);
 		val = omap_get_gpio_datain(N);
 		omap_free_gpio(N);
 	}
-- 
1.6.0.5