diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index 6a7ad3c2a3fc..9a23739f7026 100644
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -14,6 +14,7 @@
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/ioport.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/serial_core.h>
 #include <linux/mfd/ucb1x00.h>
 #include <linux/mtd/mtd.h>
@@ -37,7 +38,6 @@
 #include <asm/mach/flash.h>
 #include <asm/mach/irda.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 #include <mach/assabet.h>
 #include <linux/platform_data/mfd-mcp-sa11x0.h>
 #include <mach/irqs.h>
diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c
index 038df4894b0f..b2dadf3ea3df 100644
--- a/arch/arm/mach-sa1100/badge4.c
+++ b/arch/arm/mach-sa1100/badge4.c
@@ -16,6 +16,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/tty.h>
@@ -34,7 +35,6 @@
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
 #include <asm/hardware/sa1111.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <mach/badge4.h>
 
diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c
index ad0eb08ea077..304bca4a07c0 100644
--- a/arch/arm/mach-sa1100/cerf.c
+++ b/arch/arm/mach-sa1100/cerf.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/tty.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
 #include <linux/mtd/mtd.h>
@@ -27,7 +28,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <mach/cerf.h>
 #include <linux/platform_data/mfd-mcp-sa11x0.h>
diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c
index 170cb6107f68..45f424f5fca6 100644
--- a/arch/arm/mach-sa1100/collie.c
+++ b/arch/arm/mach-sa1100/collie.c
@@ -21,6 +21,7 @@
 #include <linux/kernel.h>
 #include <linux/tty.h>
 #include <linux/delay.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/mfd/ucb1x00.h>
 #include <linux/mtd/mtd.h>
@@ -40,7 +41,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <asm/hardware/scoop.h>
 #include <asm/mach/sharpsl_param.h>
diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c
index 63150e1ffe9e..f17e7382242a 100644
--- a/arch/arm/mach-sa1100/h3xxx.c
+++ b/arch/arm/mach-sa1100/h3xxx.c
@@ -17,12 +17,12 @@
 #include <linux/mfd/htc-egpio.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/serial_core.h>
 
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <mach/h3xxx.h>
 
diff --git a/arch/arm/mach-sa1100/hackkit.c b/arch/arm/mach-sa1100/hackkit.c
index fc106aab7c7e..d005939c41fc 100644
--- a/arch/arm/mach-sa1100/hackkit.c
+++ b/arch/arm/mach-sa1100/hackkit.c
@@ -18,6 +18,7 @@
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/cpufreq.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/serial_core.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -35,7 +36,6 @@
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <mach/hardware.h>
 #include <mach/irqs.h>
diff --git a/arch/arm/mach-sa1100/jornada720.c b/arch/arm/mach-sa1100/jornada720.c
index e3084f47027d..35cfc428b4d4 100644
--- a/arch/arm/mach-sa1100/jornada720.c
+++ b/arch/arm/mach-sa1100/jornada720.c
@@ -17,6 +17,7 @@
 #include <linux/kernel.h>
 #include <linux/tty.h>
 #include <linux/delay.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/ioport.h>
 #include <linux/mtd/mtd.h>
@@ -30,7 +31,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <mach/hardware.h>
 #include <mach/irqs.h>
diff --git a/arch/arm/mach-sa1100/lart.c b/arch/arm/mach-sa1100/lart.c
index 3048b17e84c5..f69f78fc3ddd 100644
--- a/arch/arm/mach-sa1100/lart.c
+++ b/arch/arm/mach-sa1100/lart.c
@@ -4,6 +4,7 @@
 
 #include <linux/init.h>
 #include <linux/kernel.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/tty.h>
 #include <linux/gpio.h>
 #include <linux/leds.h>
@@ -18,7 +19,6 @@
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 #include <linux/platform_data/mfd-mcp-sa11x0.h>
 #include <mach/irqs.h>
 
diff --git a/arch/arm/mach-sa1100/nanoengine.c b/arch/arm/mach-sa1100/nanoengine.c
index 41f69d97066f..102e08f7b109 100644
--- a/arch/arm/mach-sa1100/nanoengine.c
+++ b/arch/arm/mach-sa1100/nanoengine.c
@@ -13,6 +13,7 @@
 
 #include <linux/init.h>
 #include <linux/kernel.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/root_dev.h>
@@ -24,7 +25,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 
 #include <mach/hardware.h>
 #include <mach/nanoengine.h>
diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c
index 266db873a4e4..88be0474f3d7 100644
--- a/arch/arm/mach-sa1100/neponset.c
+++ b/arch/arm/mach-sa1100/neponset.c
@@ -7,6 +7,7 @@
 #include <linux/irq.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/pm.h>
 #include <linux/serial_core.h>
@@ -14,7 +15,6 @@
 
 #include <asm/mach-types.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 #include <asm/hardware/sa1111.h>
 #include <asm/sizes.h>
 
diff --git a/arch/arm/mach-sa1100/pleb.c b/arch/arm/mach-sa1100/pleb.c
index 37fe0a0a5369..c51bb63f90fb 100644
--- a/arch/arm/mach-sa1100/pleb.c
+++ b/arch/arm/mach-sa1100/pleb.c
@@ -6,6 +6,7 @@
 #include <linux/kernel.h>
 #include <linux/tty.h>
 #include <linux/ioport.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
 #include <linux/io.h>
@@ -18,7 +19,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 #include <asm/mach/flash.h>
-#include <asm/mach/serial_sa1100.h>
 #include <mach/irqs.h>
 
 #include "generic.h"
diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c
index ff6b7b35bca9..6460d25fbb88 100644
--- a/arch/arm/mach-sa1100/shannon.c
+++ b/arch/arm/mach-sa1100/shannon.c
@@ -5,6 +5,7 @@
 #include <linux/init.h>
 #include <linux/device.h>
 #include <linux/kernel.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/tty.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -18,7 +19,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 #include <linux/platform_data/mfd-mcp-sa11x0.h>
 #include <mach/shannon.h>
 #include <mach/irqs.h>
diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c
index 71790e581d93..6d65f65fcb23 100644
--- a/arch/arm/mach-sa1100/simpad.c
+++ b/arch/arm/mach-sa1100/simpad.c
@@ -9,6 +9,7 @@
 #include <linux/proc_fs.h>
 #include <linux/string.h>
 #include <linux/pm.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/mfd/ucb1x00.h>
 #include <linux/mtd/mtd.h>
@@ -23,7 +24,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/serial_sa1100.h>
 #include <linux/platform_data/mfd-mcp-sa11x0.h>
 #include <mach/simpad.h>
 #include <mach/irqs.h>
diff --git a/drivers/tty/serial/sa1100.c b/drivers/tty/serial/sa1100.c
index 2ca5959ec3fa..ecc1e16be623 100644
--- a/drivers/tty/serial/sa1100.c
+++ b/drivers/tty/serial/sa1100.c
@@ -29,6 +29,7 @@
 #include <linux/init.h>
 #include <linux/console.h>
 #include <linux/sysrq.h>
+#include <linux/platform_data/sa11x0-serial.h>
 #include <linux/platform_device.h>
 #include <linux/tty.h>
 #include <linux/tty_flip.h>
@@ -39,7 +40,6 @@
 #include <asm/irq.h>
 #include <mach/hardware.h>
 #include <mach/irqs.h>
-#include <asm/mach/serial_sa1100.h>
 
 /* We've been assigned a range on the "Low-density serial ports" major */
 #define SERIAL_SA1100_MAJOR	204
diff --git a/arch/arm/include/asm/mach/serial_sa1100.h b/include/linux/platform_data/sa11x0-serial.h
similarity index 93%
rename from arch/arm/include/asm/mach/serial_sa1100.h
rename to include/linux/platform_data/sa11x0-serial.h
index d09064bf95a0..4504d5d592f0 100644
--- a/arch/arm/include/asm/mach/serial_sa1100.h
+++ b/include/linux/platform_data/sa11x0-serial.h
@@ -1,12 +1,12 @@
 /*
- *  arch/arm/include/asm/mach/serial_sa1100.h
- *
  *  Author: Nicolas Pitre
  *
  * Moved and changed lots, Russell King
  *
  * Low level machine dependent UART functions.
  */
+#ifndef SA11X0_SERIAL_H
+#define SA11X0_SERIAL_H
 
 struct uart_port;
 struct uart_info;
@@ -29,3 +29,5 @@ void sa1100_register_uart(int idx, int port);
 #define sa1100_register_uart_fns(fns) do { } while (0)
 #define sa1100_register_uart(idx,port) do { } while (0)
 #endif
+
+#endif