From: hwg <hwg@rock-chips.com>
Date: Thu, 27 Jun 2013 11:16:19 +0000 (+0800)
Subject: vmac: reset phy to solve sometimes phy do not work when boot
X-Git-Tag: firefly_0821_release~6965^2~17
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=392faa8e4bf0877c8aabc206af38a6cf76584152;p=firefly-linux-kernel-4.4.55.git

vmac: reset phy to solve sometimes phy do not work when boot
---

diff --git a/drivers/net/rk29_vmac.c b/drivers/net/rk29_vmac.c
index 7c445739d757..d32da064eaad 100755
--- a/drivers/net/rk29_vmac.c
+++ b/drivers/net/rk29_vmac.c
@@ -1070,8 +1070,11 @@ int vmac_open(struct net_device *dev)
 	clk_enable(clk_get(NULL,"mac_ref"));
 
 	//phy power on
-	if (pdata && pdata->rmii_power_control)
+	if (pdata && pdata->rmii_power_control) {
+        pdata->rmii_power_control(0);
+        msleep(100);
 		pdata->rmii_power_control(1);
+    }
 
 	msleep(1000);