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, 61 deletions

diff --git a/target/linux/bcm53xx/patches-5.4/800-0001-firmware-bcm47xx_nvram-support-init-from-IO-memory.patch b/target/linux/bcm53xx/patches-5.4/800-0001-firmware-bcm47xx_nvram-support-init-from-IO-memory.patch
deleted file mode 100644
index 86792d6ebf..0000000000
--- a/target/linux/bcm53xx/patches-5.4/800-0001-firmware-bcm47xx_nvram-support-init-from-IO-memory.patch
+++ /dev/null
@@ -1,61 +0,0 @@
-From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
-Date: Thu, 11 Mar 2021 08:24:44 +0100
-Subject: [PATCH] firmware: bcm47xx_nvram: support init from IO memory
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
----
- drivers/firmware/broadcom/bcm47xx_nvram.c | 17 +++++++++++++++++
- include/linux/bcm47xx_nvram.h             |  6 ++++++
- 2 files changed, 23 insertions(+)
-
---- a/drivers/firmware/broadcom/bcm47xx_nvram.c
-+++ b/drivers/firmware/broadcom/bcm47xx_nvram.c
-@@ -110,6 +110,23 @@ found:
- 	return 0;
- }
- 
-+int bcm47xx_nvram_init_from_iomem(void __iomem *nvram_start, size_t res_size)
-+{
-+	if (nvram_len) {
-+		pr_warn("nvram already initialized\n");
-+		return -EEXIST;
-+	}
-+
-+	if (!bcm47xx_nvram_is_valid(nvram_start)) {
-+		pr_err("No valid NVRAM found\n");
-+		return -ENOENT;
-+	}
-+
-+	bcm47xx_nvram_copy(nvram_start, res_size);
-+
-+	return 0;
-+}
-+
- /*
-  * On bcm47xx we need access to the NVRAM very early, so we can't use mtd
-  * subsystem to access flash. We can't even use platform device / driver to
---- a/include/linux/bcm47xx_nvram.h
-+++ b/include/linux/bcm47xx_nvram.h
-@@ -11,6 +11,7 @@
- #include <linux/vmalloc.h>
- 
- #ifdef CONFIG_BCM47XX_NVRAM
-+int bcm47xx_nvram_init_from_iomem(void __iomem *nvram_start, size_t res_size);
- int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
- int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len);
- int bcm47xx_nvram_gpio_pin(const char *name);
-@@ -20,6 +21,11 @@ static inline void bcm47xx_nvram_release
- 	vfree(nvram);
- };
- #else
-+static inline int bcm47xx_nvram_init_from_iomem(void __iomem *nvram_start,
-+						size_t res_size)
-+{
-+	return -ENOTSUPP;
-+}
- static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
- {
- 	return -ENOTSUPP;