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author | John Crispin <john@phrozen.org> | 2018-05-06 10:20:11 +0200 |
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committer | John Crispin <john@phrozen.org> | 2018-05-07 08:06:51 +0200 |
commit | 53c474abbdfef8eb3499e2d10c9ad491788b8a72 (patch) | |
tree | acd19415420664f59bc63c1ceb4ad37bb7323027 /target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch | |
parent | 3dc523f232ff01d31d59345f5fa6de508d5059ef (diff) | |
download | upstream-53c474abbdfef8eb3499e2d10c9ad491788b8a72.tar.gz upstream-53c474abbdfef8eb3499e2d10c9ad491788b8a72.tar.bz2 upstream-53c474abbdfef8eb3499e2d10c9ad491788b8a72.zip |
ath79: add new OF only target for QCA MIPS silicon
This target aims to replace ar71xx mid-term. The big part that is still
missing is making the MMIO/AHB wifi work using OF. NAND and mikrotik
subtargets will follow.
Signed-off-by: John Crispin <john@phrozen.org>
Diffstat (limited to 'target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch')
-rw-r--r-- | target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch b/target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch new file mode 100644 index 0000000000..8f8f349a66 --- /dev/null +++ b/target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch @@ -0,0 +1,32 @@ +--- a/drivers/net/phy/mdio-bitbang.c ++++ b/drivers/net/phy/mdio-bitbang.c +@@ -155,7 +155,7 @@ static int mdiobb_cmd_addr(struct mdiobb + static int mdiobb_read(struct mii_bus *bus, int phy, int reg) + { + struct mdiobb_ctrl *ctrl = bus->priv; +- int ret, i; ++ int ret; + + if (reg & MII_ADDR_C45) { + reg = mdiobb_cmd_addr(ctrl, phy, reg); +@@ -165,19 +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 this +- * PHY is listed in phy_ignore_ta_mask as having broken TA, skip that +- */ +- if (mdiobb_get_bit(ctrl) != 0 && +- !(bus->phy_ignore_ta_mask & (1 << phy))) { +- /* 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); |