bcm27xx: add kernel 5.10 support

Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.10/950-0724-char-vc_mem-Delete-dead-code.patch b/target/linux/bcm27xx/patches-5.10/950-0724-char-vc_mem-Delete-dead-code.patch
new file mode 100644
index 0000000000..1bba3f2271
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.10/950-0724-char-vc_mem-Delete-dead-code.patch
@@ -0,0 +1,24 @@
+From 2fd0a43bfe9e3e53fe566759d6c2cb63ba557ad3 Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.com>
+Date: Wed, 28 Jul 2021 09:49:21 +0100
+Subject: [PATCH] char: vc_mem: Delete dead code
+
+There are no error exists once device_create has succeeded, and
+therefore no need to call device_destroy from vc_mem_init.
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.com>
+---
+ drivers/char/broadcom/vc_mem.c | 2 --
+ 1 file changed, 2 deletions(-)
+
+--- a/drivers/char/broadcom/vc_mem.c
++++ b/drivers/char/broadcom/vc_mem.c
+@@ -333,8 +333,6 @@ vc_mem_init(void)
+ 	vc_mem_inited = 1;
+ 	return 0;
+ 
+-	device_destroy(vc_mem_class, vc_mem_devnum);
+-
+ out_class_destroy:
+ 	class_destroy(vc_mem_class);
+ 	vc_mem_class = NULL;