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authorMichael Hennerich <michael.hennerich@analog.com>2007-07-24 16:17:28 +0800
committerBryan Wu <bryan.wu@analog.com>2007-07-24 16:17:28 +0800
commit50e163ce8e3cb17d41367899fbf50a17e358cc89 (patch)
tree5286d29f41557a0cf79b11415328fbc0f747ec5b /arch/blackfin
parent8be80ed3f74a60e1af5a30e6b4fa4f744911676e (diff)
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Blackfin arch: add error message when IRQ no available
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/mach-common/ints-priority-sc.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/blackfin/mach-common/ints-priority-sc.c b/arch/blackfin/mach-common/ints-priority-sc.c
index 3f6305d..4708023 100644
--- a/arch/blackfin/mach-common/ints-priority-sc.c
+++ b/arch/blackfin/mach-common/ints-priority-sc.c
@@ -579,8 +579,12 @@ static unsigned int bfin_gpio_irq_startup(unsigned int irq)
u16 gpionr = irq - IRQ_PA0;
u8 pint_val = irq2pint_lut[irq - SYS_IRQS];
- if (pint_val == IRQ_NOT_AVAIL)
+ if (pint_val == IRQ_NOT_AVAIL) {
+ printk(KERN_ERR
+ "GPIO IRQ %d :Not in PINT Assign table "
+ "Reconfigure Interrupt to Port Assignemt\n", irq);
return -ENODEV;
+ }
if (!(gpio_enabled[gpio_bank(gpionr)] & gpio_bit(gpionr))) {
ret = gpio_request(gpionr, NULL);