kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 41 deletions

diff --git a/target/linux/generic/backport-5.4/721-v5.5-net-sfp-move-tx-disable-on-device-down-to-main-state.patch b/target/linux/generic/backport-5.4/721-v5.5-net-sfp-move-tx-disable-on-device-down-to-main-state.patch
deleted file mode 100644
index 71021c8f4e..0000000000
--- a/target/linux/generic/backport-5.4/721-v5.5-net-sfp-move-tx-disable-on-device-down-to-main-state.patch
+++ /dev/null
@@ -1,41 +0,0 @@
-From 7e89b737c97a9e7a81dd1584000bc136b92f12fd Mon Sep 17 00:00:00 2001
-From: Russell King <rmk+kernel@armlinux.org.uk>
-Date: Fri, 11 Oct 2019 22:14:47 +0100
-Subject: [PATCH 619/660] net: sfp: move tx disable on device down to main
- state machine
-
-Move the tx disable assertion on device down to the main state
-machine.
-
-Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
----
- drivers/net/phy/sfp.c | 10 ++--------
- 1 file changed, 2 insertions(+), 8 deletions(-)
-
---- a/drivers/net/phy/sfp.c
-+++ b/drivers/net/phy/sfp.c
-@@ -1554,15 +1554,8 @@ static void sfp_sm_device(struct sfp *sf
- 		break;
- 
- 	case SFP_DEV_UP:
--		if (event == SFP_E_DEV_DOWN) {
--			/* If the module has a PHY, avoid raising TX disable
--			 * as this resets the PHY. Otherwise, raise it to
--			 * turn the laser off.
--			 */
--			if (!sfp->mod_phy)
--				sfp_module_tx_disable(sfp);
-+		if (event == SFP_E_DEV_DOWN)
- 			sfp->sm_dev_state = SFP_DEV_DOWN;
--		}
- 		break;
- 	}
- }
-@@ -1624,6 +1617,7 @@ static void sfp_sm_main(struct sfp *sfp,
- 			sfp_sm_link_down(sfp);
- 		if (sfp->mod_phy)
- 			sfp_sm_phy_detach(sfp);
-+		sfp_module_tx_disable(sfp);
- 		sfp_sm_next(sfp, SFP_S_DOWN, 0);
- 		return;
- 	}