Blackfin: do not error if GPIO IRQ is requested already as GPIO

Some drivers expect to be able to request both as GPIO and GPIO IRQ, so
allow that use case.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 0 insertions, 9 deletions

diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c
index a0678da40532..32289b302e79 100644
--- a/arch/blackfin/kernel/bfin_gpio.c
+++ b/arch/blackfin/kernel/bfin_gpio.c
@@ -1021,15 +1021,6 @@ int bfin_gpio_irq_request(unsigned gpio, const char *label)
 
         local_irq_save_hw(flags);
 
-        if (unlikely(reserved_gpio_irq_map[gpio_bank(gpio)] & gpio_bit(gpio))) {
-                if (system_state == SYSTEM_BOOTING)
-                        dump_stack();
-                printk(KERN_ERR
-                       "bfin-gpio: GPIO %d is already reserved as gpio-irq !\n",
-                       gpio);
-                local_irq_restore_hw(flags);
-                return -EBUSY;
-        }
         if (unlikely(reserved_peri_map[gpio_bank(gpio)] & gpio_bit(gpio))) {
                 if (system_state == SYSTEM_BOOTING)
                         dump_stack();