wait_bit: use wait_for_bit_le32 and remove wait_for_bit

wait_for_bit callers use the 32 bit LE version

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
diff --git a/drivers/net/xilinx_axi_emac.c b/drivers/net/xilinx_axi_emac.c
index 9a2a578..70a2e95 100644
--- a/drivers/net/xilinx_axi_emac.c
+++ b/drivers/net/xilinx_axi_emac.c
@@ -366,8 +366,8 @@
 	 * processor mode and hence bypass in this mode
 	 */
 	if (!priv->eth_hasnobuf) {
-		err = wait_for_bit(__func__, (const u32 *)&regs->is,
-				   XAE_INT_MGTRDY_MASK, true, 200, false);
+		err = wait_for_bit_le32(&regs->is, XAE_INT_MGTRDY_MASK,
+					true, 200, false);
 		if (err) {
 			printf("%s: Timeout\n", __func__);
 			return 1;