diff options
| author | Nicolas Ferre <nicolas.ferre@atmel.com> | 2012-10-24 18:09:57 +0400 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2012-10-24 20:08:40 +0400 |
| commit | 738a0fd752dc60e20beeda6f2f0f62e58dc0e344 (patch) | |
| tree | bf934cd6db45d9afcd0662203c2a9a69d4981538 /arch | |
| parent | 3d9a0183dd3423353e9e363bcc261c1220d05f9f (diff) | |
| download | linux-738a0fd752dc60e20beeda6f2f0f62e58dc0e344.tar.xz | |
ARM: at91: fix external interrupts in non-DT case
Management of external interrupts has changed but the
non-DT code has not integrated these changes.
Add a mask to pass external irq specification from SoC
specific code to the at91_aic_init() function.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Cc: stable <stable@vger.kernel.org> [v3.6]
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-at91/generic.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-at91/irq.c | 9 | ||||
| -rw-r--r-- | arch/arm/mach-at91/setup.c | 2 |
3 files changed, 10 insertions, 4 deletions
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index f49650677653..b62f560e6c75 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -26,7 +26,8 @@ extern void __init at91_dt_initialize(void); extern void __init at91_init_irq_default(void); extern void __init at91_init_interrupts(unsigned int priority[]); extern void __init at91x40_init_interrupts(unsigned int priority[]); -extern void __init at91_aic_init(unsigned int priority[]); +extern void __init at91_aic_init(unsigned int priority[], + unsigned int ext_irq_mask); extern int __init at91_aic_of_init(struct device_node *node, struct device_node *parent); extern int __init at91_aic5_of_init(struct device_node *node, diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c index 1e02c0e49dcc..febc2ee901a5 100644 --- a/arch/arm/mach-at91/irq.c +++ b/arch/arm/mach-at91/irq.c @@ -502,14 +502,19 @@ int __init at91_aic5_of_init(struct device_node *node, /* * Initialize the AIC interrupt controller. */ -void __init at91_aic_init(unsigned int *priority) +void __init at91_aic_init(unsigned int *priority, unsigned int ext_irq_mask) { unsigned int i; int irq_base; - if (at91_aic_pm_init()) + at91_extern_irq = kzalloc(BITS_TO_LONGS(n_irqs) + * sizeof(*at91_extern_irq), GFP_KERNEL); + + if (at91_aic_pm_init() || at91_extern_irq == NULL) panic("Unable to allocate bit maps\n"); + *at91_extern_irq = ext_irq_mask; + at91_aic_base = ioremap(AT91_AIC, 512); if (!at91_aic_base) panic("Unable to ioremap AIC registers\n"); diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index 6a3d4bb6d2ec..0b32c81730a5 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -47,7 +47,7 @@ void __init at91_init_irq_default(void) void __init at91_init_interrupts(unsigned int *priority) { /* Initialize the AIC interrupt controller */ - at91_aic_init(priority); + at91_aic_init(priority, at91_extern_irq); /* Enable GPIO interrupts */ at91_gpio_irq_setup(); |