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authorjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-01-22 22:38:19 +0000
committerjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-01-22 22:38:19 +0000
commite0b80e41eb0b24e76285b9355725d2f4f66ada50 (patch)
treedccbb34ba7bd86e0b13abd8226004f09f5766847 /target/linux/ar71xx/patches-3.2/901-mdio_bitbang_ignore_ta_value.patch
parent22b99f32a13348502bc0f33b93b70565e941d99c (diff)
ar71xx: add initial support for 3.2
Tested on the following boards: ALFA AP96 TL-MR3220 v1 TL-WR1043ND v1 TL-WR2543ND v1 TL-WR703N v1 TL-WR741ND v1 TL-WR741ND v4 WNDR3700 v1 WZR-HP-G300NH git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29868 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/patches-3.2/901-mdio_bitbang_ignore_ta_value.patch')
-rw-r--r--target/linux/ar71xx/patches-3.2/901-mdio_bitbang_ignore_ta_value.patch20
1 files changed, 20 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.2/901-mdio_bitbang_ignore_ta_value.patch b/target/linux/ar71xx/patches-3.2/901-mdio_bitbang_ignore_ta_value.patch
new file mode 100644
index 000000000..39584aabf
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.2/901-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);