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| author | David Howells <dhowells@redhat.com> | 2010-10-27 17:28:58 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2010-10-27 17:28:58 +0100 |
| commit | 6044cf1d9426dfd5cdc1e7b9cf8eaed6418e1ff6 (patch) | |
| tree | 3f6f209d37328ce1635df8f5d0b5df1cef1afe30 /arch/mn10300/include | |
| parent | 730c1fad0ee22a170d2ee76a904709ee304931c0 (diff) | |
| download | blackbird-op-linux-6044cf1d9426dfd5cdc1e7b9cf8eaed6418e1ff6.tar.gz blackbird-op-linux-6044cf1d9426dfd5cdc1e7b9cf8eaed6418e1ff6.zip | |
MN10300: ASB2364: Handle the IRQ multiplexer in the FPGA
Handle the IRQ multiplexer in the FPGA by implementing a cascade interrupt
driver for it.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/mn10300/include')
| -rw-r--r-- | arch/mn10300/include/asm/irq.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/mn10300/include/asm/irq.h b/arch/mn10300/include/asm/irq.h index b7b8e175b167..1a73fb3f60c6 100644 --- a/arch/mn10300/include/asm/irq.h +++ b/arch/mn10300/include/asm/irq.h @@ -21,11 +21,15 @@ /* this number is used when no interrupt has been assigned */ #define NO_IRQ INT_MAX -/* hardware irq numbers */ -#ifdef CONFIG_SMP -#define NR_IRQS GxICR_NUM_EXT_IRQS +/* + * hardware irq numbers + * - the ASB2364 has an FPGA with an IRQ multiplexer on it + */ +#ifdef CONFIG_MN10300_UNIT_ASB2364 +#include <unit/irq.h> #else -#define NR_IRQS GxICR_NUM_IRQS +#define NR_CPU_IRQS GxICR_NUM_IRQS +#define NR_IRQS NR_CPU_IRQS #endif /* external hardware irq numbers */ |
