diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-02-23 14:29:33 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-03-25 23:57:22 +0100 |
| commit | 375dec92777c96015a13a23eaeb4f23281fb8662 (patch) | |
| tree | 74164b30e8aa689c51ccb552c06aedc86219539d /arch | |
| parent | f314f33be77d6a48ae19748e3dc4a6657042b525 (diff) | |
| download | linux-375dec92777c96015a13a23eaeb4f23281fb8662.tar.bz2 | |
ARM: 7343/1: sa11x0: convert to sparse IRQ
Now that Neponset, UCB1x00 and SA1111 are all converted to use the IRQ
allocation interfaces, we can enable sparse IRQ support for SA11x0
platforms.
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/badge4.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/include/mach/irqs.h | 21 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/jornada720.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/neponset.c | 1 |
5 files changed, 13 insertions, 12 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index a48aecc17eac..34aed718faed 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -760,6 +760,7 @@ config ARCH_SA1100 select ARCH_REQUIRE_GPIOLIB select HAVE_IDE select NEED_MACH_MEMORY_H + select SPARSE_IRQ help Support for StrongARM 11x0 based boards. diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c index 8c805425b684..e0f0c030258c 100644 --- a/arch/arm/mach-sa1100/badge4.c +++ b/arch/arm/mach-sa1100/badge4.c @@ -57,7 +57,6 @@ static void badge4_sa1111_disable(void *data, unsigned devid) } static struct sa1111_platform_data sa1111_info = { - .irq_base = IRQ_BOARD_END, .disable_devs = SA1111_DEVID_PS2_MSE, .enable = badge4_sa1111_enable, .disable = badge4_sa1111_disable, diff --git a/arch/arm/mach-sa1100/include/mach/irqs.h b/arch/arm/mach-sa1100/include/mach/irqs.h index 0ad78218c9f3..3790298b7142 100644 --- a/arch/arm/mach-sa1100/include/mach/irqs.h +++ b/arch/arm/mach-sa1100/include/mach/irqs.h @@ -71,16 +71,19 @@ /* * Figure out the MAX IRQ number. * - * If we have an SA1111, the max IRQ is S1_BVD1_STSCHG+1. - * If we have an LoCoMo, the max IRQ is IRQ_BOARD_START + 4 - * Otherwise, we have the standard IRQs only. + * Neponset, SA1111 and UCB1x00 are sparse IRQ aware, so can dynamically + * allocate their IRQs above NR_IRQS. + * + * LoCoMo has 4 additional IRQs, but is not sparse IRQ aware, and so has + * to be included in the NR_IRQS calculation. */ -#ifdef CONFIG_SA1111 -#define NR_IRQS (IRQ_BOARD_END + 55) -#elif defined(CONFIG_SHARP_LOCOMO) -#define NR_IRQS (IRQ_BOARD_START + 4) +#ifdef CONFIG_SHARP_LOCOMO +#define NR_IRQS_LOCOMO 4 #else -#define NR_IRQS (IRQ_BOARD_START) +#define NR_IRQS_LOCOMO 0 #endif -#define SA1100_NR_IRQS NR_IRQS +#ifndef NR_IRQS +#define NR_IRQS (IRQ_BOARD_START + NR_IRQS_LOCOMO) +#endif +#define SA1100_NR_IRQS (IRQ_BOARD_START + NR_IRQS_LOCOMO) diff --git a/arch/arm/mach-sa1100/jornada720.c b/arch/arm/mach-sa1100/jornada720.c index b7dcb1887aca..ca7a7e834720 100644 --- a/arch/arm/mach-sa1100/jornada720.c +++ b/arch/arm/mach-sa1100/jornada720.c @@ -195,7 +195,6 @@ static struct resource sa1111_resources[] = { }; static struct sa1111_platform_data sa1111_info = { - .irq_base = IRQ_BOARD_END, .disable_devs = SA1111_DEVID_PS2_MSE, }; diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c index b04a8f1928fc..6c58f01b358a 100644 --- a/arch/arm/mach-sa1100/neponset.c +++ b/arch/arm/mach-sa1100/neponset.c @@ -229,7 +229,6 @@ static struct irq_chip nochip = { }; static struct sa1111_platform_data sa1111_info = { - .irq_base = IRQ_BOARD_END, .disable_devs = SA1111_DEVID_PS2_MSE, }; |