From 50e163ce8e3cb17d41367899fbf50a17e358cc89 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Tue, 24 Jul 2007 16:17:28 +0800 Subject: Blackfin arch: add error message when IRQ no available Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- arch/blackfin/mach-common/ints-priority-sc.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/blackfin/mach-common/ints-priority-sc.c') diff --git a/arch/blackfin/mach-common/ints-priority-sc.c b/arch/blackfin/mach-common/ints-priority-sc.c index 3f6305d1a1af..4708023fe716 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); -- cgit v1.2.3-59-g8ed1b