diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-pxa/generic.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/generic.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/irq.c | 2 |
3 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index 1c5413fc6e7..eed95eaf58c 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -71,6 +71,7 @@ EXPORT_SYMBOL(get_memclk_frequency_10khz); /* * Handy function to set GPIO alternate functions */ +int pxa_last_gpio; int pxa_gpio_mode(int gpio_mode) { @@ -79,7 +80,7 @@ int pxa_gpio_mode(int gpio_mode) int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8; int gafr; - if (gpio > PXA_LAST_GPIO) + if (gpio > pxa_last_gpio) return -EINVAL; local_irq_save(flags); diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h index 5b11741cccf..25bd9bf727b 100644 --- a/arch/arm/mach-pxa/generic.h +++ b/arch/arm/mach-pxa/generic.h @@ -20,6 +20,7 @@ extern void __init pxa27x_init_irq(void); extern void __init pxa_map_io(void); extern unsigned int get_clk_frequency_khz(int info); +extern int pxa_last_gpio; #define SET_BANK(__nr,__start,__size) \ mi->bank[__nr].start = (__start), \ diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index ae2ae08032d..3d95442d416 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -349,6 +349,8 @@ void __init pxa_init_irq_gpio(int gpio_nr) { int irq, i; + pxa_last_gpio = gpio_nr - 1; + /* clear all GPIO edge detects */ for (i = 0; i < gpio_nr; i += 32) { GFER(i) = 0; |