From 1bbc389d67932e2afa0699848422b944d0ca759e Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Fri, 28 Nov 2014 01:54:46 +0200
Subject: [PATCH] esp8266: Allow to override serial port.

---
 esp8266/Makefile | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/esp8266/Makefile b/esp8266/Makefile
index 6826ce9dd2..28f5ce13d2 100644
--- a/esp8266/Makefile
+++ b/esp8266/Makefile
@@ -10,6 +10,7 @@ ifeq ($(ESP_SDK),)
 $(error ESP_SDK must be set)
 endif
 
+PORT = /dev/ttyACM0
 CROSS_COMPILE = xtensa-lx106-elf-
 
 INC =  -I.
@@ -72,9 +73,9 @@ all: $(BUILD)/firmware-combined.bin
 
 deploy: $(BUILD)/firmware-combined.bin
 	$(ECHO) "Writing $< to the board"
-	$(Q)esptool.py --port /dev/ttyACM0 write_flash 0 $<
-	#$(Q)esptool.py --port /dev/ttyACM0 write_flash 0 $(BUILD)/firmware.elf-0x00000.bin
-	#$(Q)esptool.py --port /dev/ttyACM0 write_flash 0x10000 $(BUILD)/firmware.elf-0x10000.bin
+	$(Q)esptool.py --port $(PORT) write_flash 0 $<
+	#$(Q)esptool.py --port $(PORT) write_flash 0 $(BUILD)/firmware.elf-0x00000.bin
+	#$(Q)esptool.py --port $(PORT) write_flash 0x10000 $(BUILD)/firmware.elf-0x10000.bin
 
 $(BUILD)/firmware-combined.bin: $(BUILD)/firmware.elf
 	$(ECHO) "Create $@"