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| author | viresh kumar <viresh.kumar@st.com> | 2010-05-03 09:24:30 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-05-04 16:54:54 +0100 |
| commit | 4c18e77f718cdda33363132127db4df795eadbd9 (patch) | |
| tree | bbecdc08f487246049bb6d0c212d338a9056597a /arch/arm/mach-spear6xx | |
| parent | ff37f6e5910c4fd7ad42063d89c0687def665941 (diff) | |
| download | linux-3.10-4c18e77f718cdda33363132127db4df795eadbd9.tar.gz linux-3.10-4c18e77f718cdda33363132127db4df795eadbd9.tar.bz2 linux-3.10-4c18e77f718cdda33363132127db4df795eadbd9.zip | |
ARM: 6091/1: ST SPEAr: Adding support for shared irq layer
Multiple peripherals in SPEAr share common hardware interrupt lines.
This patch adds support for a shared irq layer, which registers hardware
irqs by itself and exposes virtual irq numbers to peripherals.
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-spear6xx')
| -rw-r--r-- | arch/arm/mach-spear6xx/include/mach/irqs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-spear6xx/include/mach/irqs.h b/arch/arm/mach-spear6xx/include/mach/irqs.h index 08a3abced75..8f214b03d75 100644 --- a/arch/arm/mach-spear6xx/include/mach/irqs.h +++ b/arch/arm/mach-spear6xx/include/mach/irqs.h @@ -85,6 +85,7 @@ #define IRQ_VIC_END 64 +/* GPIO pins virtual irqs */ #define SPEAR_GPIO_INT_BASE IRQ_VIC_END #define SPEAR_GPIO0_INT_BASE SPEAR_GPIO_INT_BASE #define SPEAR_GPIO1_INT_BASE (SPEAR_GPIO0_INT_BASE + 8) |