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authorRob Herring <rob.herring@calxeda.com>2012-03-02 03:48:12 +0100
committerRob Herring <rob.herring@calxeda.com>2012-07-26 16:09:59 +0200
commit8ef6e6201b26cb9fde79c1baa08145af6aca2815 (patch)
treec2ae90128bfea1a6ff8d463141b1a14ab1b1faf6 /arch/arm/mach-footbridge/common.c
parentARM: shark: use fixed PCI i/o mapping (diff)
downloadlinux-8ef6e6201b26cb9fde79c1baa08145af6aca2815.tar.xz
linux-8ef6e6201b26cb9fde79c1baa08145af6aca2815.zip
ARM: footbridge: use fixed PCI i/o mapping
Move footbridge PCI to fixed i/o mapping. io.h is still needed for the !MMU case. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: Russell King <linux@arm.linux.org.uk> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-footbridge/common.c')
-rw-r--r--arch/arm/mach-footbridge/common.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c
index 3e6aaa6361da..a42b369bc439 100644
--- a/arch/arm/mach-footbridge/common.c
+++ b/arch/arm/mach-footbridge/common.c
@@ -15,7 +15,7 @@
#include <linux/init.h>
#include <linux/io.h>
#include <linux/spinlock.h>
-
+
#include <asm/pgtable.h>
#include <asm/page.h>
#include <asm/irq.h>
@@ -26,6 +26,7 @@
#include <asm/mach/irq.h>
#include <asm/mach/map.h>
+#include <asm/mach/pci.h>
#include "common.h"
@@ -175,11 +176,6 @@ static struct map_desc ebsa285_host_io_desc[] __initdata = {
.pfn = __phys_to_pfn(DC21285_PCI_IACK),
.length = PCIIACK_SIZE,
.type = MT_DEVICE,
- }, {
- .virtual = PCIO_BASE,
- .pfn = __phys_to_pfn(DC21285_PCI_IO),
- .length = PCIO_SIZE,
- .type = MT_DEVICE,
},
#endif
};
@@ -196,8 +192,10 @@ void __init footbridge_map_io(void)
* Now, work out what we've got to map in addition on this
* platform.
*/
- if (footbridge_cfn_mode())
+ if (footbridge_cfn_mode()) {
iotable_init(ebsa285_host_io_desc, ARRAY_SIZE(ebsa285_host_io_desc));
+ pci_map_io_early(__phys_to_pfn(DC21285_PCI_IO));
+ }
}
void footbridge_restart(char mode, const char *cmd)