[openwrt/openwrt] bcm4908: add 6.12 testing kernel

[LEDE Commits]

ansuel pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/9d2882f3c0c1827cedcd1e3fe6475e00dd6fa85c

commit 9d2882f3c0c1827cedcd1e3fe6475e00dd6fa85c
Author: Stefan Kalscheuer <stefan at stklcode.de>
AuthorDate: Thu Sep 25 14:47:32 2025 +0200

    bcm4908: add 6.12 testing kernel
    
    Add 6.12 testing kernel for bcm4908 target.
    
    Signed-off-by: Stefan Kalscheuer <stefan at stklcode.de>
    Link: https://github.com/openwrt/openwrt/pull/20169
    Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
 target/linux/bcm4908/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/bcm4908/Makefile b/target/linux/bcm4908/Makefile
index 2d12bd7815..e4ed037873 100644
--- a/target/linux/bcm4908/Makefile
+++ b/target/linux/bcm4908/Makefile
@@ -10,6 +10,7 @@ CPU_TYPE:=cortex-a53
 SUBTARGETS:=generic
 
 KERNEL_PATCHVER:=6.6
+KERNEL_TESTING_PATCHVER:=6.12
 
 define Target/Description
 	Build firmware images for Broadcom BCM4908 SoC family routers.