board/t1040qds: Relax IFC FPGA timings

Current IFC-FPGA TCH(Chip Select hold time with respect to WE deassertion)
is 0 i.e. 0 ns hold time on writes. This may not work on higher clock
freqencies.

So, Increase TCH as 0x8 i.e. 8 ip_clk.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>

include/configs/T1040QDS.h

@@ -248,7 +248,7 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_CS3_FTIM1		(FTIM1_GPCM_TACO(0xff) | \
 					FTIM1_GPCM_TRAD(0x3f))
 #define CONFIG_SYS_CS3_FTIM2		(FTIM2_GPCM_TCS(0x0e) | \
-					FTIM2_GPCM_TCH(0x0) | \
+					FTIM2_GPCM_TCH(0x8) | \
 					FTIM2_GPCM_TWP(0x1f))
 #define CONFIG_SYS_CS3_FTIM3		0x0