ARM: pxa: Introduce pxa{25x,27x,3xx}_map_io()

This patch introduces pxa2xx_map_io() and pxa3xx_map_io() to distinguish
between PXA25x/PXA27x and PXA3xx memory mapping.

Also, fixup for platforms broken after introducing pxa{25x,27x}_map_io()
and pxa3xx_map_io() is included.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
index f5fb915..faafea3 100644
--- a/arch/arm/mach-pxa/mioa701.c
+++ b/arch/arm/mach-pxa/mioa701.c
@@ -819,7 +819,7 @@
 
 MACHINE_START(MIOA701, "MIO A701")
 	.boot_params	= 0xa0000100,
-	.map_io		= &pxa_map_io,
+	.map_io		= &pxa27x_map_io,
 	.init_irq	= &pxa27x_init_irq,
 	.init_machine	= mioa701_machine_init,
 	.timer		= &pxa_timer,