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authorLinus Walleij <linus.walleij@linaro.org>2013-09-10 13:15:18 +0200
committerLinus Walleij <linus.walleij@linaro.org>2013-09-27 14:15:27 +0200
commitdc6ab07d8f158b6c0a86fc412215692b28632c23 (patch)
tree5a57d89fa0db3cffd2f14cc491619091e391e41f /drivers/ptp
parentb22973d0ecfcf499179870599b0f6e0712ff0a14 (diff)
downloadop-kernel-dev-dc6ab07d8f158b6c0a86fc412215692b28632c23.zip
op-kernel-dev-dc6ab07d8f158b6c0a86fc412215692b28632c23.tar.gz
ptp: switch to use gpiolib
This platform supports gpiolib, so remove the custom API use and replace with calls to gpiolib. Also request the GPIO before starting to use it. Cc: Imre Kaloz <kaloz@openwrt.org> Cc: Alexandre Courbot <acourbot@nvidia.com> Cc: netdev@vger.kernel.org Acked-by: Richard Cochran <richardcochran@gmail.com> Acked-by: Krzysztof Halasa <khc@pm.waw.pl> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/ptp')
-rw-r--r--drivers/ptp/ptp_ixp46x.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ptp/ptp_ixp46x.c b/drivers/ptp/ptp_ixp46x.c
index d49b851..4a08727 100644
--- a/drivers/ptp/ptp_ixp46x.c
+++ b/drivers/ptp/ptp_ixp46x.c
@@ -259,8 +259,15 @@ static struct ixp_clock ixp_clock;
static int setup_interrupt(int gpio)
{
int irq;
+ int err;
- gpio_line_config(gpio, IXP4XX_GPIO_IN);
+ err = gpio_request(gpio, "ixp4-ptp");
+ if (err)
+ return err;
+
+ err = gpio_direction_input(gpio);
+ if (err)
+ return err;
irq = gpio_to_irq(gpio);
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