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authorStepan Moskovchenko <stepanm@codeaurora.org>2011-03-10 07:12:25 +0300
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-03-10 13:04:30 +0300
commit6fa85e5ce311a8c57fe32cb6403961f7a897112d (patch)
tree14213d22c822e433494b034327901377c8ebba4d /arch/arm/mach-footbridge
parentbf9dd36091695f1138a98b6ae85d565e60635545 (diff)
downloadlinux-6fa85e5ce311a8c57fe32cb6403961f7a897112d.tar.xz
ARM: 6796/1: Footbridge: Fix I/O mappings for NOMMU mode
Use the correct I/O address definitions for Footbridge peripherals when the kernel is compiled without MMU support. Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-footbridge')
-rw-r--r--arch/arm/mach-footbridge/include/mach/hardware.h21
-rw-r--r--arch/arm/mach-footbridge/include/mach/io.h10
2 files changed, 22 insertions, 9 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/hardware.h b/arch/arm/mach-footbridge/include/mach/hardware.h
index 51dd902043ad..b6fdf23ecf6c 100644
--- a/arch/arm/mach-footbridge/include/mach/hardware.h
+++ b/arch/arm/mach-footbridge/include/mach/hardware.h
@@ -23,26 +23,33 @@
* 0xf9000000 0x50000000 1MB Cache flush
* 0xf0000000 0x80000000 16MB ISA memory
*/
+
+#ifdef CONFIG_MMU
+#define MMU_IO(a, b) (a)
+#else
+#define MMU_IO(a, b) (b)
+#endif
+
#define XBUS_SIZE 0x00100000
-#define XBUS_BASE 0xff800000
+#define XBUS_BASE MMU_IO(0xff800000, 0x40000000)
#define ARMCSR_SIZE 0x00100000
-#define ARMCSR_BASE 0xfe000000
+#define ARMCSR_BASE MMU_IO(0xfe000000, 0x42000000)
#define WFLUSH_SIZE 0x00100000
-#define WFLUSH_BASE 0xfd000000
+#define WFLUSH_BASE MMU_IO(0xfd000000, 0x78000000)
#define PCIIACK_SIZE 0x00100000
-#define PCIIACK_BASE 0xfc000000
+#define PCIIACK_BASE MMU_IO(0xfc000000, 0x79000000)
#define PCICFG1_SIZE 0x01000000
-#define PCICFG1_BASE 0xfb000000
+#define PCICFG1_BASE MMU_IO(0xfb000000, 0x7a000000)
#define PCICFG0_SIZE 0x01000000
-#define PCICFG0_BASE 0xfa000000
+#define PCICFG0_BASE MMU_IO(0xfa000000, 0x7b000000)
#define PCIMEM_SIZE 0x01000000
-#define PCIMEM_BASE 0xf0000000
+#define PCIMEM_BASE MMU_IO(0xf0000000, 0x80000000)
#define XBUS_LEDS ((volatile unsigned char *)(XBUS_BASE + 0x12000))
#define XBUS_LED_AMBER (1 << 0)
diff --git a/arch/arm/mach-footbridge/include/mach/io.h b/arch/arm/mach-footbridge/include/mach/io.h
index 101a4fe90bde..32e4cc397c28 100644
--- a/arch/arm/mach-footbridge/include/mach/io.h
+++ b/arch/arm/mach-footbridge/include/mach/io.h
@@ -14,8 +14,14 @@
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
-#define PCIO_SIZE 0x00100000
-#define PCIO_BASE 0xff000000
+#ifdef CONFIG_MMU
+#define MMU_IO(a, b) (a)
+#else
+#define MMU_IO(a, b) (b)
+#endif
+
+#define PCIO_SIZE 0x00100000
+#define PCIO_BASE MMU_IO(0xff000000, 0x7c000000)
#define IO_SPACE_LIMIT 0xffff