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, 78 deletions

diff --git a/target/linux/bcm63xx/patches-5.4/033-v5.9-mtd-parsers-bcm63xx-simplify-CFE-detection.patch b/target/linux/bcm63xx/patches-5.4/033-v5.9-mtd-parsers-bcm63xx-simplify-CFE-detection.patch
deleted file mode 100644
index ff1f30cb9b..0000000000
--- a/target/linux/bcm63xx/patches-5.4/033-v5.9-mtd-parsers-bcm63xx-simplify-CFE-detection.patch
+++ /dev/null
@@ -1,78 +0,0 @@
-From 91e81150d38842b58133ce1a5d70c88e8f1cf7c1 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
-Date: Mon, 15 Jun 2020 11:17:40 +0200
-Subject: [PATCH] mtd: parsers: bcm63xx: simplify CFE detection
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-Instead of trying to parse CFE version string, which is customized by some
-vendors, let's just check that "CFE1" was passed on argument 3.
-
-Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
-Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
-Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
-Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
-Link: https://lore.kernel.org/linux-mtd/20200615091740.2958303-1-noltari@gmail.com
----
- drivers/mtd/parsers/bcm63xxpart.c | 32 ++++++++++++-------------------
- 1 file changed, 12 insertions(+), 20 deletions(-)
-
---- a/drivers/mtd/parsers/bcm63xxpart.c
-+++ b/drivers/mtd/parsers/bcm63xxpart.c
-@@ -22,6 +22,11 @@
- #include <linux/mtd/partitions.h>
- #include <linux/of.h>
- 
-+#ifdef CONFIG_MIPS
-+#include <asm/bootinfo.h>
-+#include <asm/fw/cfe/cfe_api.h>
-+#endif /* CONFIG_MIPS */
-+
- #define BCM963XX_CFE_BLOCK_SIZE		SZ_64K	/* always at least 64KiB */
- 
- #define BCM963XX_CFE_MAGIC_OFFSET	0x4e0
-@@ -32,28 +37,15 @@
- #define STR_NULL_TERMINATE(x) \
- 	do { char *_str = (x); _str[sizeof(x) - 1] = 0; } while (0)
- 
--static int bcm63xx_detect_cfe(struct mtd_info *master)
-+static inline int bcm63xx_detect_cfe(void)
- {
--	char buf[9];
--	int ret;
--	size_t retlen;
--
--	ret = mtd_read(master, BCM963XX_CFE_VERSION_OFFSET, 5, &retlen,
--		       (void *)buf);
--	buf[retlen] = 0;
--
--	if (ret)
--		return ret;
--
--	if (strncmp("cfe-v", buf, 5) == 0)
--		return 0;
-+	int ret = 0;
- 
--	/* very old CFE's do not have the cfe-v string, so check for magic */
--	ret = mtd_read(master, BCM963XX_CFE_MAGIC_OFFSET, 8, &retlen,
--		       (void *)buf);
--	buf[retlen] = 0;
-+#ifdef CONFIG_MIPS
-+	ret = (fw_arg3 == CFE_EPTSEAL);
-+#endif /* CONFIG_MIPS */
- 
--	return strncmp("CFE1CFE1", buf, 8);
-+	return ret;
- }
- 
- static int bcm63xx_read_nvram(struct mtd_info *master,
-@@ -138,7 +130,7 @@ static int bcm63xx_parse_cfe_partitions(
- 	struct bcm963xx_nvram *nvram = NULL;
- 	int ret;
- 
--	if (bcm63xx_detect_cfe(master))
-+	if (!bcm63xx_detect_cfe())
- 		return -EINVAL;
- 
- 	nvram = vzalloc(sizeof(*nvram));