From fdf8bc8fdb9b7a0d8c602564cc2325ee88f7cb7c Mon Sep 17 00:00:00 2001
From: Pavol Rusnak <stick@gk2.sk>
Date: Mon, 9 Oct 2017 20:46:54 +0200
Subject: [PATCH] openocd: simplify openocd call in Makefile

---
 Makefile | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/Makefile b/Makefile
index 1e8dc46af..dd276cb3e 100644
--- a/Makefile
+++ b/Makefile
@@ -25,11 +25,8 @@ ifeq ($(DISPLAY_VSYNC), 0)
 CFLAGS += -DDISPLAY_VSYNC=0
 endif
 
-ifeq ($(STLINKv21), 1)
-OPENOCD = openocd -f interface/stlink-v2-1.cfg -c "transport select hla_swd" -f target/stm32f4x.cfg
-else
-OPENOCD = openocd -f interface/stlink-v2.cfg -f target/stm32f4x.cfg
-endif
+STLINK_VER ?= v2
+OPENOCD = openocd -f interface/stlink-$(STLINK_VER).cfg -c "transport select hla_swd" -f target/stm32f4x.cfg
 
 ## help commands: