ath79: Remove kernel 4.14 support

This target was switched to kernel 4.19 more than 6 months ago in commit
f342ffd300da ("treewide: kernel: bump some targets to 4.19") and now
with kernel 5.4 support being added it gets harder to support kernel
4.14 in addition to kernel 4.19 and 5.4.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

1 files changed, 0 insertions, 32 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
deleted file mode 100644
index 8f8f349a66..0000000000
--- a/target/linux/ath79/patches-4.14/900-mdio_bitbang_ignore_ta_value.patch
+++ /dev/null
@@ -1,32 +0,0 @@
---- 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);