ppc4xx: Canyonlands/Glacier: Squeeze NAND image a bit to fit again

This patch removes some superfluous SDRAM init calls to fit the
NAND_SPL image into 4k again.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/nand_spl/board/amcc/canyonlands/ddr2_fixed.c b/nand_spl/board/amcc/canyonlands/ddr2_fixed.c
index f71ecfb9..10f62cc 100644
--- a/nand_spl/board/amcc/canyonlands/ddr2_fixed.c
+++ b/nand_spl/board/amcc/canyonlands/ddr2_fixed.c
@@ -92,14 +92,11 @@
 	mtsdram(SDRAM_INITPLR11, 0x80000432);
 	mtsdram(SDRAM_INITPLR12, 0x808103C0);
 	mtsdram(SDRAM_INITPLR13, 0x80810040);
-	mtsdram(SDRAM_INITPLR14, 0x00000000);
-	mtsdram(SDRAM_INITPLR15, 0x00000000);
 	mtsdram(SDRAM_RDCC, 0x40000000);
 	mtsdram(SDRAM_RQDC, 0x80000038);
 	mtsdram(SDRAM_RFDC, 0x00000257);
 
 	mtdcr(SDRAM_R0BAS, 0x0000F800);		/* MQ0_B0BAS */
-	mtdcr(SDRAM_R1BAS, 0x0400F800);		/* MQ0_B1BAS */
 }
 
 phys_size_t initdram(int board_type)