wandboard: Remove cpu type check prior to setup_sata()

Inside setup_sata() there is a cpu type check, so there is no need to
do this check in the board file.

This also brings the benefit to allowing setup_sata() to be called for the
mx6qp wandboard variant.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c
index 051560f..1e7c11e 100644
--- a/board/wandboard/wandboard.c
+++ b/board/wandboard/wandboard.c
@@ -435,9 +435,7 @@
 {
 	setup_iomux_uart();
 #ifdef CONFIG_SATA
-	/* Only mx6q wandboard has SATA */
-	if (is_cpu_type(MXC_CPU_MX6Q))
-		setup_sata();
+	setup_sata();
 #endif
 
 	return 0;