ARM: imx: remove last explicit users of virtual base address defines

This allows changing the mapping without the need to adapt all users.

While at it remove some unneeded casts to void __iomem *, this is already
taken care for in the IO_ADDRESS macros

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h
index 6f9e1d4..08b5a3a 100644
--- a/arch/arm/plat-mxc/include/mach/mx25.h
+++ b/arch/arm/plat-mxc/include/mach/mx25.h
@@ -21,13 +21,12 @@
 
 #define MX25_CRM_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0x80000)
 #define MX25_GPT1_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0x90000)
+#define MX25_GPIO4_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0x9c000)
+#define MX25_GPIO3_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0xa4000)
+#define MX25_GPIO1_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0xcc000)
+#define MX25_GPIO2_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0xd0000)
 #define MX25_WDOG_BASE_ADDR		(MX25_AIPS2_BASE_ADDR + 0xdc000)
 
-#define MX25_GPIO1_BASE_ADDR_VIRT	(MX25_AIPS2_BASE_ADDR_VIRT + 0xcc000)
-#define MX25_GPIO2_BASE_ADDR_VIRT	(MX25_AIPS2_BASE_ADDR_VIRT + 0xd0000)
-#define MX25_GPIO3_BASE_ADDR_VIRT	(MX25_AIPS2_BASE_ADDR_VIRT + 0xa4000)
-#define MX25_GPIO4_BASE_ADDR_VIRT	(MX25_AIPS2_BASE_ADDR_VIRT + 0x9c000)
-
 #define MX25_IO_P2V(x)	(					\
 	IMX_IO_P2V_MODULE(x, MX25_AIPS1) ?:			\
 	IMX_IO_P2V_MODULE(x, MX25_AIPS2) ?:			\