ARM: GIC: consolidate gic_cpu_base_addr to common GIC code

Every architecture using the GIC has a gic_cpu_base_addr pointer for
GIC 0 for their entry assembly code to use to decode the cause of the
current interrupt.  Move this into the common GIC code.

Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

2 files changed, 2 insertions, 6 deletions

diff --git a/arch/arm/mach-vexpress/core.h b/arch/arm/mach-vexpress/core.h
index 57dd95ce41f9..362780d868de 100644
--- a/arch/arm/mach-vexpress/core.h
+++ b/arch/arm/mach-vexpress/core.h
@@ -22,5 +22,3 @@ struct map_desc;
 
 void v2m_map_io(struct map_desc *tile, size_t num);
 extern struct sys_timer v2m_timer;
-
-extern void __iomem *gic_cpu_base_addr;
diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index 25a3ca6e5a48..8e0a3b7c8638 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -60,12 +60,10 @@ static void __init ct_ca9x4_map_io(void)
         v2m_map_io(ct_ca9x4_io_desc, ARRAY_SIZE(ct_ca9x4_io_desc));
 }
 
-void __iomem *gic_cpu_base_addr;
-
 static void __init ct_ca9x4_init_irq(void)
 {
-        gic_cpu_base_addr = MMIO_P2V(A9_MPCORE_GIC_CPU);
-        gic_init(0, 29, MMIO_P2V(A9_MPCORE_GIC_DIST), gic_cpu_base_addr);
+        gic_init(0, 29, MMIO_P2V(A9_MPCORE_GIC_DIST),
+                 MMIO_P2V(A9_MPCORE_GIC_CPU));
 }
 
 #if 0