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| author | Catalin Marinas <catalin.marinas@arm.com> | 2007-02-14 19:18:09 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-02-15 14:51:21 +0000 |
| commit | 3edf22ab34e1fdffc8c0c7c7b7da4d0aebdba118 (patch) | |
| tree | ded29b4b8f5d624fcc226ef2b8b009838126fe91 /arch/arm/mach-realview | |
| parent | b3a1bde4db9889feb116330bff21214811c940e4 (diff) | |
| download | lwn-3edf22ab34e1fdffc8c0c7c7b7da4d0aebdba118.tar.gz lwn-3edf22ab34e1fdffc8c0c7c7b7da4d0aebdba118.zip | |
[ARM] 4190/2: Add the secondary GIC support for the RealView/EB
MPCore platform
This patch adds the registration of the secondary GIC on the
baseboard, together with the IRQ chaining setup.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-realview')
| -rw-r--r-- | arch/arm/mach-realview/realview_eb.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index b6a6f68cb699..00139143dcc1 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c @@ -57,7 +57,21 @@ static struct map_desc realview_eb_io_desc[] __initdata = { .pfn = __phys_to_pfn(REALVIEW_GIC_DIST_BASE), .length = SZ_4K, .type = MT_DEVICE, + }, +#ifdef CONFIG_REALVIEW_MPCORE + { + .virtual = IO_ADDRESS(REALVIEW_GIC1_CPU_BASE), + .pfn = __phys_to_pfn(REALVIEW_GIC1_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, }, { + .virtual = IO_ADDRESS(REALVIEW_GIC1_DIST_BASE), + .pfn = __phys_to_pfn(REALVIEW_GIC1_DIST_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +#endif + { .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE), .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE), .length = SZ_4K, @@ -145,6 +159,11 @@ static void __init gic_init_irq(void) #endif gic_dist_init(0, __io_address(REALVIEW_GIC_DIST_BASE), 29); gic_cpu_init(0, __io_address(REALVIEW_GIC_CPU_BASE)); +#ifdef CONFIG_REALVIEW_MPCORE + gic_dist_init(1, __io_address(REALVIEW_GIC1_DIST_BASE), 64); + gic_cpu_init(1, __io_address(REALVIEW_GIC1_CPU_BASE)); + gic_cascade_irq(1, IRQ_EB_IRQ1); +#endif } static void __init realview_eb_init(void) |