From 515b4dd1f7c941f9e96790f7433015fc9bd385bf Mon Sep 17 00:00:00 2001
From: "Trevor Joynson (trevorj)" <github@skywww.net>
Date: Thu, 2 Mar 2017 18:21:45 -0800
Subject: Allow to specify serial to dfu-util flash

---
 tmk_core/chibios.mk | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'tmk_core')

diff --git a/tmk_core/chibios.mk b/tmk_core/chibios.mk
index 062a712bd1..eb0c40138a 100644
--- a/tmk_core/chibios.mk
+++ b/tmk_core/chibios.mk
@@ -143,8 +143,13 @@ MCUFLAGS = -mcpu=$(MCU)
 
 DEBUG = gdb
 
+DFU_ARGS =
+ifneq ("$(SERIAL)","")
+	DFU_ARGS += -S $(SERIAL)
+endif
+
 # List any extra directories to look for libraries here.
 EXTRALIBDIRS = $(RULESPATH)/ld
 
 dfu-util: $(BUILD_DIR)/$(TARGET).bin sizeafter
-	dfu-util -D $(BUILD_DIR)/$(TARGET).bin
\ No newline at end of file
+	dfu-util $(DFU_ARGS) -D $(BUILD_DIR)/$(TARGET).bin
-- 
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