From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 .../900-mdio_bitbang_ignore_ta_value.patch           | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 target/linux/ar71xx/patches-4.1/900-mdio_bitbang_ignore_ta_value.patch

(limited to 'target/linux/ar71xx/patches-4.1/900-mdio_bitbang_ignore_ta_value.patch')

diff --git a/target/linux/ar71xx/patches-4.1/900-mdio_bitbang_ignore_ta_value.patch b/target/linux/ar71xx/patches-4.1/900-mdio_bitbang_ignore_ta_value.patch
new file mode 100644
index 0000000..39584aa
--- /dev/null
+++ b/target/linux/ar71xx/patches-4.1/900-mdio_bitbang_ignore_ta_value.patch
@@ -0,0 +1,20 @@
+--- a/drivers/net/phy/mdio-bitbang.c
++++ b/drivers/net/phy/mdio-bitbang.c
+@@ -165,16 +165,7 @@ static int mdiobb_read(struct mii_bus *b
+ 
+ 	ctrl->ops->set_mdio_dir(ctrl, 0);
+ 
+-	/* check the turnaround bit: the PHY should be driving it to zero */
+-	if (mdiobb_get_bit(ctrl) != 0) {
+-		/* PHY didn't drive TA low -- flush any bits it
+-		 * may be trying to send.
+-		 */
+-		for (i = 0; i < 32; i++)
+-			mdiobb_get_bit(ctrl);
+-
+-		return 0xffff;
+-	}
++	mdiobb_get_bit(ctrl);
+ 
+ 	ret = mdiobb_get_num(ctrl, 16);
+ 	mdiobb_get_bit(ctrl);
-- 
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