[openwrt/openwrt] rockchip: fix kernel 5.10 built for RockPi 4

[LEDE Commits]

blocktrron pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/1bfa3713e173d48b93c93024b213accf93c2f3db

commit 1bfa3713e173d48b93c93024b213accf93c2f3db
Author: David Bauer <mail at david-bauer.net>
AuthorDate: Sat Apr 17 01:10:43 2021 +0200

    rockchip: fix kernel 5.10 built for RockPi 4
    
    Signed-off-by: David Bauer <mail at david-bauer.net>
---
 .../linux/rockchip/patches-5.10/105-rockchip-rock-pi-4.patch   | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/target/linux/rockchip/patches-5.10/105-rockchip-rock-pi-4.patch b/target/linux/rockchip/patches-5.10/105-rockchip-rock-pi-4.patch
new file mode 100644
index 0000000000..d2c81e4d08
--- /dev/null
+++ b/target/linux/rockchip/patches-5.10/105-rockchip-rock-pi-4.patch
@@ -0,0 +1,10 @@
+--- a/arch/arm64/boot/dts/rockchip/Makefile
++++ b/arch/arm64/boot/dts/rockchip/Makefile
+@@ -35,6 +35,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-pi
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-haikou.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-roc-pc.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-roc-pc-mezzanine.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rock-pi-4.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rock-pi-4a.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rock-pi-4b.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rock-pi-4c.dtb