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authorCatalin Marinas <catalin.marinas@arm.com>2007-02-05 14:48:24 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-02-15 15:08:54 +0000
commit7770bddb27ea84519486d8bb5d35d36d580c451b (patch)
treec2f08880317f4e4d102ec3e06e8e169ec62a89b0 /arch/arm
parent4ba9dcbeba042b7a1a1366f0dc683a2947ca5577 (diff)
[ARM] 4130/1: Add L220 support to RealView/EB
This patch enables the L220 on the RealView/EB MPCore platform. 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')
-rw-r--r--arch/arm/mach-realview/Kconfig1
-rw-r--r--arch/arm/mach-realview/realview_eb.c11
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index 68bc6b226ec..35156ca39df 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -10,6 +10,7 @@ config MACH_REALVIEW_EB
config REALVIEW_MPCORE
bool "Support MPcore tile"
depends on MACH_REALVIEW_EB
+ select CACHE_L2X0
help
Enable support for the MPCore tile on the Realview platform.
Since there are device address and interrupt differences, a
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index effe243454e..3dba666151d 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -31,6 +31,7 @@
#include <asm/mach-types.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/icst307.h>
+#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -69,6 +70,11 @@ static struct map_desc realview_eb_io_desc[] __initdata = {
.pfn = __phys_to_pfn(REALVIEW_GIC1_DIST_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
+ }, {
+ .virtual = IO_ADDRESS(REALVIEW_MPCORE_L220_BASE),
+ .pfn = __phys_to_pfn(REALVIEW_MPCORE_L220_BASE),
+ .length = SZ_8K,
+ .type = MT_DEVICE,
},
#endif
{
@@ -170,6 +176,11 @@ static void __init realview_eb_init(void)
{
int i;
+#ifdef CONFIG_REALVIEW_MPCORE
+ /* 1MB (128KB/way), 8-way associativity, evmon/parity/share enabled
+ * Bits: .... ...0 0111 1001 0000 .... .... .... */
+ l2x0_init(__io_address(REALVIEW_MPCORE_L220_BASE), 0x00790000, 0xfe000fff);
+#endif
clk_register(&realview_clcd_clk);
platform_device_register(&realview_flash_device);