MX28: mx28evk: Align SSP clock speed

Align the SSP clock speed with oscilator to achieve higher transfer
stability.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Acked-by: Marek Vasut <marex@denx.de>

board/freescale/mx28evk/mx28evk.c

@@ -49,8 +49,8 @@ int board_early_init_f(void)
 
 	/* SSP0 clock at 96MHz */
 	mx28_set_sspclk(MXC_SSPCLK0, 96000, 0);
-	/* SSP2 clock at 96MHz */
-	mx28_set_sspclk(MXC_SSPCLK2, 96000, 0);
+	/* SSP2 clock at 160MHz */
+	mx28_set_sspclk(MXC_SSPCLK2, 160000, 0);
 
 #ifdef	CONFIG_CMD_USB
 	mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);