diff --git a/riscv32-toolchain.cmake b/riscv32-toolchain.cmake
index d37d0cc..d20dc90 100644
--- a/riscv32-toolchain.cmake
+++ b/riscv32-toolchain.cmake
@@ -119,6 +119,14 @@ set(C_FLAGS_ARCH "\
 -I${ALTCLIB};\
 -nostdlib")
 
+# For CH32V006/002/005(QingKeV)
+
+# For CH32V20X(QingKeV)
+
+# For CH32V30X(QingKeV)
+
+# For CH32X03X(QingKeV)
+
 #-------------------
 # CFLAGS
 #-------------------
@@ -149,7 +157,6 @@ UNSET(CMAKE_CXX_FLAGS CACHE)
 #set(LINKER_SCRIPT "./src/ch32v003.ld")
 #set(LINKER_SCRIPT "${CMAKE_SOURCE_DIR}/src/linker_script.ld")
 
-#set(LD_FLAGS "-lgcc")
 set(LD_FLAGS " \
     -Wl,--print-memory-usage \
     -Wl,-Map=${PROJECT_NAME}.map \