diff options
| author | Dmitry Torokhov <dtor@insightbb.com> | 2006-12-08 09:07:56 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dtor@insightbb.com> | 2006-12-08 09:07:56 +0300 |
| commit | bef986502fa398b1785a3979b1aa17cd902d3527 (patch) | |
| tree | b59c1afe7b1dfcc001b86e54863f550d7ddc8c34 /arch/arm/mach-s3c2410/gpio.c | |
| parent | 4bdbd2807deeccc0793d57fb5120d7a53f2c0b3c (diff) | |
| parent | c99767974ebd2a719d849fdeaaa1674456f5283f (diff) | |
| download | linux-bef986502fa398b1785a3979b1aa17cd902d3527.tar.xz | |
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/usb/input/hid.h
Diffstat (limited to 'arch/arm/mach-s3c2410/gpio.c')
| -rw-r--r-- | arch/arm/mach-s3c2410/gpio.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/arm/mach-s3c2410/gpio.c b/arch/arm/mach-s3c2410/gpio.c index db6393c99860..ba346546150b 100644 --- a/arch/arm/mach-s3c2410/gpio.c +++ b/arch/arm/mach-s3c2410/gpio.c @@ -3,7 +3,7 @@ * Copyright (c) 2004-2005 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> * - * S3C2410 GPIO support + * S3C24XX GPIO support * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -163,3 +163,22 @@ unsigned int s3c2410_modify_misccr(unsigned int clear, unsigned int change) } EXPORT_SYMBOL(s3c2410_modify_misccr); + +int s3c2410_gpio_getirq(unsigned int pin) +{ + if (pin < S3C2410_GPF0 || pin > S3C2410_GPG15) + return -1; /* not valid interrupts */ + + if (pin < S3C2410_GPG0 && pin > S3C2410_GPF7) + return -1; /* not valid pin */ + + if (pin < S3C2410_GPF4) + return (pin - S3C2410_GPF0) + IRQ_EINT0; + + if (pin < S3C2410_GPG0) + return (pin - S3C2410_GPF4) + IRQ_EINT4; + + return (pin - S3C2410_GPG0) + IRQ_EINT8; +} + +EXPORT_SYMBOL(s3c2410_gpio_getirq); |