ARM: mmp: remove duplicate SM_SCLK_SM_SCLK define

The SM_SCLK_SM_SCLK is define is cut and pasted twice.  I have removed
the second define.
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Acked-by: NHaojian Zhuang <haojian.zhuang@linaro.org>

arch/arm/mach-mmp/include/mach/mfp-pxa910.h

@@ -23,7 +23,6 @@
 #define SM_nCS0_nCS0		MFP_CFG(SM_nCS0, AF0)
 #define SM_ADV_SM_ADV		MFP_CFG(SM_ADV, AF0)
 #define SM_SCLK_SM_SCLK		MFP_CFG(SM_SCLK, AF0)
-#define SM_SCLK_SM_SCLK		MFP_CFG(SM_SCLK, AF0)
 #define SM_BE0_SM_BE0		MFP_CFG(SM_BE0, AF1)
 #define SM_BE1_SM_BE1		MFP_CFG(SM_BE1, AF1)