4xx_ibm_ddr2_autocalib.c: Fix GCC 4.6 build warnings

Fix:
4xx_ibm_ddr2_autocalib.c: In function 'get_membase':
4xx_ibm_ddr2_autocalib.c:157:8: warning: variable 'bxcf' set but not used [-Wunused-but-set-variable]
4xx_ibm_ddr2_autocalib.c: In function 'DQS_calibration_methodB':
4xx_ibm_ddr2_autocalib.c:722:8: warning: variable 'rffd' set but not used [-Wunused-but-set-variable]

Signed-off-by: Stefan Roese <sr@denx.de>
1 file changed