diff --git a/hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/board.h b/hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/board.h
similarity index 100%
rename from hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/board.h
rename to hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/board.h
diff --git a/hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/board.mk b/hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/board.mk
similarity index 100%
rename from hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/board.mk
rename to hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/board.mk
diff --git a/hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/debug_uart.c b/hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/debug_uart.c
similarity index 100%
rename from hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/debug_uart.c
rename to hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/debug_uart.c
diff --git a/hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/debug_uart.h b/hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/debug_uart.h
similarity index 100%
rename from hw/bsp/ch32v307/boards/ch32v307v-r1-1v0/debug_uart.h
rename to hw/bsp/ch32v307/boards/ch32v307v_r1_1v0/debug_uart.h
diff --git a/hw/bsp/tm4c123/boards/ek-tm4c123gxl/board.h b/hw/bsp/tm4c123/boards/ek_tm4c123gxl/board.h
similarity index 100%
rename from hw/bsp/tm4c123/boards/ek-tm4c123gxl/board.h
rename to hw/bsp/tm4c123/boards/ek_tm4c123gxl/board.h
diff --git a/hw/bsp/tm4c123/boards/ek-tm4c123gxl/board.mk b/hw/bsp/tm4c123/boards/ek_tm4c123gxl/board.mk
similarity index 100%
rename from hw/bsp/tm4c123/boards/ek-tm4c123gxl/board.mk
rename to hw/bsp/tm4c123/boards/ek_tm4c123gxl/board.mk
diff --git a/hw/bsp/tm4c123/boards/ek-tm4c123gxl/tm4c123.ld b/hw/bsp/tm4c123/boards/ek_tm4c123gxl/tm4c123.ld
similarity index 100%
rename from hw/bsp/tm4c123/boards/ek-tm4c123gxl/tm4c123.ld
rename to hw/bsp/tm4c123/boards/ek_tm4c123gxl/tm4c123.ld