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>
diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c
index a0678da4..32289b3 100644
--- a/arch/blackfin/kernel/bfin_gpio.c
+++ b/arch/blackfin/kernel/bfin_gpio.c
@@ -1021,15 +1021,6 @@
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();
