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, 28 deletions

diff --git a/target/linux/layerscape/patches-5.4/820-usb-0021-MLK-22099-usb-host-xhci-do-warm-reset-for-link-state.patch b/target/linux/layerscape/patches-5.4/820-usb-0021-MLK-22099-usb-host-xhci-do-warm-reset-for-link-state.patch
deleted file mode 100644
index eb5dcb5595..0000000000
--- a/target/linux/layerscape/patches-5.4/820-usb-0021-MLK-22099-usb-host-xhci-do-warm-reset-for-link-state.patch
+++ /dev/null
@@ -1,28 +0,0 @@
-From 6921c206918a2bd9882bbf77211d37a063233d95 Mon Sep 17 00:00:00 2001
-From: Li Jun <jun.li@nxp.com>
-Date: Thu, 8 Aug 2019 16:13:40 +0800
-Subject: [PATCH] MLK-22099 usb: host: xhci: do warm reset for link state
- rxdect
-
-As some USB3 port will lose link state while system sleep, then
-the link state will be at rxdect after resume, we need a warm
-reset to bring it back, so add the rxdect condition for CAS
-missing.
-
-Signed-off-by: Li Jun <jun.li@nxp.com>
----
- drivers/usb/host/xhci-hub.c | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
---- a/drivers/usb/host/xhci-hub.c
-+++ b/drivers/usb/host/xhci-hub.c
-@@ -1740,7 +1740,8 @@ static bool xhci_port_missing_cas_quirk(
- 		return false;
- 
- 	if (((portsc & PORT_PLS_MASK) != XDEV_POLLING) &&
--	    ((portsc & PORT_PLS_MASK) != XDEV_COMP_MODE))
-+	    ((portsc & PORT_PLS_MASK) != XDEV_COMP_MODE) &&
-+	    ((portsc & PORT_PLS_MASK) != XDEV_RXDETECT))
- 		return false;
- 
- 	/* clear wakeup/change bits, and do a warm port reset */