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authorJingoo Han <jg1.han@samsung.com>2012-01-26 19:32:34 +0900
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2012-01-28 20:50:11 +0000
commitf8bd493456c3da372ae81ed8f6b903f6207b9d98 (patch)
tree2f81cc7fa93df9025eb281ee9c2843d09b5201e6 /drivers/video/bf537-lq035.c
parent1c16697bf9d5b206cb0d2b905a54de5e077296be (diff)
video: use gpio_request_one
Using gpio_request_one can make the code simpler because it can set the direction and initial value in one shot. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Cc: Michael Hennerich <michael.hennerich@analog.com> Cc: Pavel Machek <pavel@ucw.cz> Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/bf537-lq035.c')
-rw-r--r--drivers/video/bf537-lq035.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/video/bf537-lq035.c b/drivers/video/bf537-lq035.c
index bea53c1a495..befbc80d11f 100644
--- a/drivers/video/bf537-lq035.c
+++ b/drivers/video/bf537-lq035.c
@@ -383,23 +383,19 @@ static int __devinit request_ports(void)
}
#if (defined(UD) && defined(LBR))
- if (gpio_request(UD, KBUILD_MODNAME)) {
+ if (gpio_request_one(UD, GPIOF_OUT_INIT_LOW, KBUILD_MODNAME)) {
pr_err("requesting GPIO %d failed\n", UD);
return -EBUSY;
}
- if (gpio_request(LBR, KBUILD_MODNAME)) {
+ if (gpio_request_one(LBR, GPIOF_OUT_INIT_HIGH, KBUILD_MODNAME)) {
pr_err("requesting GPIO %d failed\n", LBR);
gpio_free(UD);
return -EBUSY;
}
-
- gpio_direction_output(UD, 0);
- gpio_direction_output(LBR, 1);
-
#endif
- if (gpio_request(MOD, KBUILD_MODNAME)) {
+ if (gpio_request_one(MOD, GPIOF_OUT_INIT_HIGH, KBUILD_MODNAME)) {
pr_err("requesting GPIO %d failed\n", MOD);
#if (defined(UD) && defined(LBR))
gpio_free(LBR);
@@ -408,8 +404,6 @@ static int __devinit request_ports(void)
return -EBUSY;
}
- gpio_direction_output(MOD, 1);
-
SSYNC();
return 0;
}