[openwrt/openwrt] ramips: switch MT7620 subtarget to 5.4

[LEDE Commits]

blocktrron pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/9662b9d68826c4941f7691a81ac75b7a3cd64abd

commit 9662b9d68826c4941f7691a81ac75b7a3cd64abd
Author: David Bauer <mail at david-bauer.net>
AuthorDate: Tue Jul 21 20:40:39 2020 +0200

    ramips: switch MT7620 subtarget to 5.4
    
    MT7620 seems to work fine with kernel 5.4. Set the default kernel
    version to 5.4 to bring this to a broader audience.
    
    Tested on Archer C2 v1 / Archer C20i
    
    Signed-off-by: David Bauer <mail at david-bauer.net>
---
 target/linux/ramips/mt7620/target.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/linux/ramips/mt7620/target.mk b/target/linux/ramips/mt7620/target.mk
index 56ceaee37f..ff890c5540 100644
--- a/target/linux/ramips/mt7620/target.mk
+++ b/target/linux/ramips/mt7620/target.mk
@@ -9,6 +9,8 @@ CPU_TYPE:=24kc
 
 DEFAULT_PACKAGES += kmod-rt2800-soc wpad-basic swconfig
 
+KERNEL_PATCHVER:=5.4
+
 define Target/Description
 	Build firmware images for Ralink MT7620 based boards.
 endef