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, 40 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.10/950-0666-ARM-dts-rpi-Add-the-firmware-node-to-vc4.patch b/target/linux/bcm27xx/patches-5.10/950-0666-ARM-dts-rpi-Add-the-firmware-node-to-vc4.patch
new file mode 100644
index 0000000000..54e794c662
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.10/950-0666-ARM-dts-rpi-Add-the-firmware-node-to-vc4.patch
@@ -0,0 +1,40 @@
+From e7a09a6262abe6181514a0b64f79acec8bc3c405 Mon Sep 17 00:00:00 2001
+From: Maxime Ripard <maxime@cerno.tech>
+Date: Wed, 23 Jun 2021 11:56:56 +0200
+Subject: [PATCH] ARM: dts: rpi: Add the firmware node to vc4
+
+Add the firmware phandle to the vc4 node so that we can send it the
+message that we're done with the firmware display.
+
+Signed-off-by: Maxime Ripard <maxime@cerno.tech>
+---
+ arch/arm/boot/dts/bcm2711-rpi.dtsi | 4 ++++
+ arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 ++++
+ 2 files changed, 8 insertions(+)
+
+--- a/arch/arm/boot/dts/bcm2711-rpi.dtsi
++++ b/arch/arm/boot/dts/bcm2711-rpi.dtsi
+@@ -35,6 +35,10 @@
+ 	};
+ };
+ 
++&vc4 {
++	raspberrypi,firmware = <&firmware>;
++};
++
+ &cma {
+ 	/* Limit cma to the lower 768MB to allow room for HIGHMEM on 32-bit */
+ 	alloc-ranges = <0x0 0x00000000 0x30000000>;
+--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
++++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
+@@ -76,6 +76,10 @@
+ 	power-domains = <&power RPI_POWER_DOMAIN_USB>;
+ };
+ 
++&vc4 {
++	raspberrypi,firmware = <&firmware>;
++};
++
+ &vec {
+ 	power-domains = <&power RPI_POWER_DOMAIN_VEC>;
+ 	status = "okay";