mx31: Remove duplicate definition for GPR register

GPR register definition is already available at imx-regs.h, so remove the duplication.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>

arch/arm/cpu/arm1136/mx31/generic.c

@@ -27,8 +27,6 @@
 #include <asm/io.h>
 #include <asm/arch/sys_proto.h>
 
-#define IOMUXGPR	(IOMUXC_BASE + 0x008)
-
 static u32 mx31_decode_pll(u32 reg, u32 infreq)
 {
 	u32 mfi = GET_PLL_MFI(reg);
@@ -147,13 +145,13 @@ void mx31_set_gpr(enum iomux_gp_func gp, char en)
 {
 	u32 l;
 
-	l = readl(IOMUXGPR);
+	l = readl(IOMUXC_GPR);
 	if (en)
 		l |= gp;
 	else
 		l &= ~gp;
 
-	writel(l, IOMUXGPR);
+	writel(l, IOMUXC_GPR);
 }
 
 void mxc_setup_weimcs(int cs, const struct mxc_weimcs *weimcs)