fsi: master: Remove link enable read-back

Both the Aspeed and hub masters read back the link enable register
after enabling the link, but this is unnecessary, so remove it.

Signed-off-by: Eddie James <[e-mail]>
Signed-off-by: Joel Stanley <[e-mail]>

drivers/fsi/fsi-master-aspeed.c

···
 {
 	struct fsi_master_aspeed *aspeed = to_fsi_master_aspeed(master);
 	int idx, bit, ret;
-	__be32 reg, result;
+	__be32 reg;
 
 	idx = link / 32;
 	bit = link % 32;
···
 		return ret;
 
 	mdelay(FSI_LINK_ENABLE_SETUP_TIME);
-
-	ret = opb_readl(aspeed, ctrl_base + FSI_MENP0 + (4 * idx), &result);
-	if (ret)
-		return ret;
-
-	if (result != reg) {
-		dev_err(aspeed->dev, "%s failed: %08x\n", __func__, result);
-		return -EIO;
-	}
 
 	return 0;
 }

drivers/fsi/fsi-master-hub.c

···
 					&reg, 4);
 
 	rc = fsi_device_write(hub->upstream, FSI_MSENP0 + (4 * idx), &reg, 4);
+	if (rc)
+		return rc;
 
 	mdelay(FSI_LINK_ENABLE_SETUP_TIME);
 
-	fsi_device_read(hub->upstream, FSI_MENP0 + (4 * idx), &reg, 4);
-
-	return rc;
+	return 0;
 }
 
 static void hub_master_release(struct device *dev)