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, 156 deletions

diff --git a/target/linux/generic/backport-5.4/407-v5.13-0002-mtd-parsers-ofpart-support-Linksys-Northstar-partiti.patch b/target/linux/generic/backport-5.4/407-v5.13-0002-mtd-parsers-ofpart-support-Linksys-Northstar-partiti.patch
deleted file mode 100644
index 75eb9391ae..0000000000
--- a/target/linux/generic/backport-5.4/407-v5.13-0002-mtd-parsers-ofpart-support-Linksys-Northstar-partiti.patch
+++ /dev/null
@@ -1,156 +0,0 @@
-From 7134a2d026d942210b4d26d6059c9d979ca7866e Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
-Date: Fri, 12 Mar 2021 14:49:19 +0100
-Subject: [PATCH] mtd: parsers: ofpart: support Linksys Northstar partitions
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-This allows extending ofpart parser with support for Linksys Northstar
-devices. That support uses recently added quirks mechanism.
-
-Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
-Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
-Link: https://lore.kernel.org/linux-mtd/20210312134919.7767-2-zajec5@gmail.com
----
- drivers/mtd/parsers/Kconfig             | 10 +++++
- drivers/mtd/parsers/Makefile            |  1 +
- drivers/mtd/parsers/ofpart_core.c       |  6 +++
- drivers/mtd/parsers/ofpart_linksys_ns.c | 50 +++++++++++++++++++++++++
- drivers/mtd/parsers/ofpart_linksys_ns.h | 18 +++++++++
- 5 files changed, 85 insertions(+)
- create mode 100644 drivers/mtd/parsers/ofpart_linksys_ns.c
- create mode 100644 drivers/mtd/parsers/ofpart_linksys_ns.h
-
---- a/drivers/mtd/parsers/Kconfig
-+++ b/drivers/mtd/parsers/Kconfig
-@@ -76,6 +76,16 @@ config MTD_OF_PARTS_BCM4908
- 	  that can have multiple "firmware" partitions. It takes care of
- 	  finding currently used one and backup ones.
- 
-+config MTD_OF_PARTS_LINKSYS_NS
-+	bool "Linksys Northstar partitioning support"
-+	depends on MTD_OF_PARTS && (ARCH_BCM_5301X || ARCH_BCM4908 || COMPILE_TEST)
-+	default ARCH_BCM_5301X
-+	help
-+	  This provides partitions parser for Linksys devices based on Broadcom
-+	  Northstar architecture. Linksys commonly uses fixed flash layout with
-+	  two "firmware" partitions. Currently used firmware has to be detected
-+	  using CFE environment variable.
-+
- config MTD_PARSER_IMAGETAG
- 	tristate "Parser for BCM963XX Image Tag format partitions"
- 	depends on BCM63XX || BMIPS_GENERIC || COMPILE_TEST
---- a/drivers/mtd/parsers/Makefile
-+++ b/drivers/mtd/parsers/Makefile
-@@ -6,6 +6,7 @@ obj-$(CONFIG_MTD_CMDLINE_PARTS)		+= cmdl
- obj-$(CONFIG_MTD_OF_PARTS)		+= ofpart.o
- ofpart-y				+= ofpart_core.o
- ofpart-$(CONFIG_MTD_OF_PARTS_BCM4908)	+= ofpart_bcm4908.o
-+ofpart-$(CONFIG_MTD_OF_PARTS_LINKSYS_NS)+= ofpart_linksys_ns.o
- obj-$(CONFIG_MTD_PARSER_IMAGETAG)	+= parser_imagetag.o
- obj-$(CONFIG_MTD_AFS_PARTS)		+= afs.o
- obj-$(CONFIG_MTD_PARSER_TRX)		+= parser_trx.o
---- a/drivers/mtd/parsers/ofpart_core.c
-+++ b/drivers/mtd/parsers/ofpart_core.c
-@@ -17,6 +17,7 @@
- #include <linux/mtd/partitions.h>
- 
- #include "ofpart_bcm4908.h"
-+#include "ofpart_linksys_ns.h"
- 
- struct fixed_partitions_quirks {
- 	int (*post_parse)(struct mtd_info *mtd, struct mtd_partition *parts, int nr_parts);
-@@ -26,6 +27,10 @@ static struct fixed_partitions_quirks bc
- 	.post_parse = bcm4908_partitions_post_parse,
- };
- 
-+static struct fixed_partitions_quirks linksys_ns_partitions_quirks = {
-+	.post_parse = linksys_ns_partitions_post_parse,
-+};
-+
- static const struct of_device_id parse_ofpart_match_table[];
- 
- static bool node_has_compatible(struct device_node *pp)
-@@ -164,6 +169,7 @@ static const struct of_device_id parse_o
- 	{ .compatible = "fixed-partitions" },
- 	/* Customized */
- 	{ .compatible = "brcm,bcm4908-partitions", .data = &bcm4908_partitions_quirks, },
-+	{ .compatible = "linksys,ns-partitions", .data = &linksys_ns_partitions_quirks, },
- 	{},
- };
- MODULE_DEVICE_TABLE(of, parse_ofpart_match_table);
---- /dev/null
-+++ b/drivers/mtd/parsers/ofpart_linksys_ns.c
-@@ -0,0 +1,50 @@
-+// SPDX-License-Identifier: GPL-2.0
-+/*
-+ * Copyright (C) 2021 Rafał Miłecki <rafal@milecki.pl>
-+ */
-+
-+#include <linux/bcm47xx_nvram.h>
-+#include <linux/mtd/mtd.h>
-+#include <linux/mtd/partitions.h>
-+
-+#include "ofpart_linksys_ns.h"
-+
-+#define NVRAM_BOOT_PART		"bootpartition"
-+
-+static int ofpart_linksys_ns_bootpartition(void)
-+{
-+	char buf[4];
-+	int bootpartition;
-+
-+	/* Check CFE environment variable */
-+	if (bcm47xx_nvram_getenv(NVRAM_BOOT_PART, buf, sizeof(buf)) > 0) {
-+		if (!kstrtoint(buf, 0, &bootpartition))
-+			return bootpartition;
-+		pr_warn("Failed to parse %s value \"%s\"\n", NVRAM_BOOT_PART,
-+			buf);
-+	} else {
-+		pr_warn("Failed to get NVRAM \"%s\"\n", NVRAM_BOOT_PART);
-+	}
-+
-+	return 0;
-+}
-+
-+int linksys_ns_partitions_post_parse(struct mtd_info *mtd,
-+				     struct mtd_partition *parts,
-+				     int nr_parts)
-+{
-+	int bootpartition = ofpart_linksys_ns_bootpartition();
-+	int trx_idx = 0;
-+	int i;
-+
-+	for (i = 0; i < nr_parts; i++) {
-+		if (of_device_is_compatible(parts[i].of_node, "linksys,ns-firmware")) {
-+			if (trx_idx++ == bootpartition)
-+				parts[i].name = "firmware";
-+			else
-+				parts[i].name = "backup";
-+		}
-+	}
-+
-+	return 0;
-+}
---- /dev/null
-+++ b/drivers/mtd/parsers/ofpart_linksys_ns.h
-@@ -0,0 +1,18 @@
-+/* SPDX-License-Identifier: GPL-2.0 */
-+#ifndef __OFPART_LINKSYS_NS_H
-+#define __OFPART_LINKSYS_NS_H
-+
-+#ifdef CONFIG_MTD_OF_PARTS_LINKSYS_NS
-+int linksys_ns_partitions_post_parse(struct mtd_info *mtd,
-+				     struct mtd_partition *parts,
-+				     int nr_parts);
-+#else
-+static inline int linksys_ns_partitions_post_parse(struct mtd_info *mtd,
-+						   struct mtd_partition *parts,
-+						   int nr_parts)
-+{
-+	return -EOPNOTSUPP;
-+}
-+#endif
-+
-+#endif