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authorMike Frysinger <vapier.adi@gmail.com>2008-10-28 15:53:37 +0800
committerBryan Wu <cooloney@kernel.org>2008-10-28 15:53:37 +0800
commita2d03a1d8e2562cc64a223485c06db9840ac3b2b (patch)
tree0586b73032e9e23533d9b6dc73368fa0d826db35
parent6c7ec0ec93d3f8e661a1d11221d869654dd3fcd9 (diff)
Blackfin arch: unify port_setup() to reduce arch differences
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
-rw-r--r--arch/blackfin/kernel/bfin_gpio.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c
index 8d12853a64f..96090268e00 100644
--- a/arch/blackfin/kernel/bfin_gpio.c
+++ b/arch/blackfin/kernel/bfin_gpio.c
@@ -261,29 +261,25 @@ static int cmp_label(unsigned short ident, const char *label)
return -EINVAL;
}
-#if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY)
static void port_setup(unsigned gpio, unsigned short usage)
{
- if (!check_gpio(gpio)) {
- if (usage == GPIO_USAGE)
- *port_fer[gpio_bank(gpio)] &= ~gpio_bit(gpio);
- else
- *port_fer[gpio_bank(gpio)] |= gpio_bit(gpio);
- SSYNC();
- }
-}
+ if (check_gpio(gpio))
+ return;
+
+#if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY)
+ if (usage == GPIO_USAGE)
+ *port_fer[gpio_bank(gpio)] &= ~gpio_bit(gpio);
+ else
+ *port_fer[gpio_bank(gpio)] |= gpio_bit(gpio);
+ SSYNC();
#elif defined(BF548_FAMILY)
-static void port_setup(unsigned gpio, unsigned short usage)
-{
if (usage == GPIO_USAGE)
gpio_array[gpio_bank(gpio)]->port_fer &= ~gpio_bit(gpio);
else
gpio_array[gpio_bank(gpio)]->port_fer |= gpio_bit(gpio);
SSYNC();
-}
-#else
-# define port_setup(...) do { } while (0)
#endif
+}
#ifdef BF537_FAMILY
static struct {