add vs6621s support in kernel

lin

2025-07-31 065ea569db06206874bbfa18eb25ff6121aec09b

 .gitignore
..
..
@@ -5,3 +5,4 @@
5
5
 android/device/softwinner/ceres-c3/fstab.sun50iw10p1.noverify
6
6
 
7
7
 longan/device/.BoardConfig.mk
8
+longan/device/config/chips/a133/configs/c3/sys_config.fex