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authorCatalin Marinas <catalin.marinas@arm.com>2007-02-14 19:18:09 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-02-15 14:51:21 +0000
commit3edf22ab34e1fdffc8c0c7c7b7da4d0aebdba118 (patch)
treeded29b4b8f5d624fcc226ef2b8b009838126fe91 /arch
parentb3a1bde4db9889feb116330bff21214811c940e4 (diff)
[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')
-rw-r--r--arch/arm/mach-realview/realview_eb.c19
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)