board: starfive: Add TARGET_STARFIVE_VISIONFIVE2 to Kconfig

Add board support for StarFive VisionFive v2.

Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
Tested-by: Conor Dooley <conor.dooley@microchip.com>
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 48ca4ff..f6ed059 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -24,6 +24,9 @@
 	bool "Support SiFive Unmatched Board"
 	select SYS_CACHE_SHIFT_6
 
+config TARGET_STARFIVE_VISIONFIVE2
+	bool "Support StarFive VisionFive2 Board"
+
 config TARGET_SIPEED_MAIX
 	bool "Support Sipeed Maix Board"
 	select SYS_CACHE_SHIFT_6
@@ -65,12 +68,14 @@
 source "board/sifive/unmatched/Kconfig"
 source "board/openpiton/riscv64/Kconfig"
 source "board/sipeed/maix/Kconfig"
+source "board/starfive/visionfive2/Kconfig"
 
 # platform-specific options below
 source "arch/riscv/cpu/andesv5/Kconfig"
 source "arch/riscv/cpu/fu540/Kconfig"
 source "arch/riscv/cpu/fu740/Kconfig"
 source "arch/riscv/cpu/generic/Kconfig"
+source "arch/riscv/cpu/jh7110/Kconfig"
 
 # architecture-specific options below