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>

1 files changed, 0 insertions, 60 deletions

diff --git a/target/linux/generic/pending-5.4/494-mtd-ubi-add-EOF-marker-support.patch b/target/linux/generic/pending-5.4/494-mtd-ubi-add-EOF-marker-support.patch
deleted file mode 100644
index fc48146221..0000000000
--- a/target/linux/generic/pending-5.4/494-mtd-ubi-add-EOF-marker-support.patch
+++ /dev/null
@@ -1,60 +0,0 @@
-From: Gabor Juhos <juhosg@openwrt.org>
-Subject: mtd: add EOF marker support to the UBI layer
-
-Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
----
- drivers/mtd/ubi/attach.c | 25 ++++++++++++++++++++++---
- drivers/mtd/ubi/ubi.h    |  1 +
- 2 files changed, 23 insertions(+), 3 deletions(-)
-
---- a/drivers/mtd/ubi/attach.c
-+++ b/drivers/mtd/ubi/attach.c
-@@ -926,6 +926,13 @@ static bool vol_ignored(int vol_id)
- #endif
- }
- 
-+static bool ec_hdr_has_eof(struct ubi_ec_hdr *ech)
-+{
-+	return ech->padding1[0] == 'E' &&
-+	       ech->padding1[1] == 'O' &&
-+	       ech->padding1[2] == 'F';
-+}
-+
- /**
-  * scan_peb - scan and process UBI headers of a PEB.
-  * @ubi: UBI device description object
-@@ -958,9 +965,21 @@ static int scan_peb(struct ubi_device *u
- 		return 0;
- 	}
- 
--	err = ubi_io_read_ec_hdr(ubi, pnum, ech, 0);
--	if (err < 0)
--		return err;
-+	if (!ai->eof_found) {
-+		err = ubi_io_read_ec_hdr(ubi, pnum, ech, 0);
-+		if (err < 0)
-+			return err;
-+
-+		if (ec_hdr_has_eof(ech)) {
-+			pr_notice("UBI: EOF marker found, PEBs from %d will be erased\n",
-+				pnum);
-+			ai->eof_found = true;
-+		}
-+	}
-+
-+	if (ai->eof_found)
-+		err = UBI_IO_FF_BITFLIPS;
-+
- 	switch (err) {
- 	case 0:
- 		break;
---- a/drivers/mtd/ubi/ubi.h
-+++ b/drivers/mtd/ubi/ubi.h
-@@ -780,6 +780,7 @@ struct ubi_attach_info {
- 	int mean_ec;
- 	uint64_t ec_sum;
- 	int ec_count;
-+	bool eof_found;
- 	struct kmem_cache *aeb_slab_cache;
- 	struct ubi_ec_hdr *ech;
- 	struct ubi_vid_io_buf *vidb;