From b7f7a92c5d289b0e321575bdd510b900d0e3304f Mon Sep 17 00:00:00 2001
From: Ivan Grokhotkov <ivan@espressif.com>
Date: Wed, 23 Aug 2017 16:33:26 +0800
Subject: [PATCH] esp32: by default, set 40MHz crystal frequency

---
 components/esp32/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/esp32/Kconfig b/components/esp32/Kconfig
index d08d359e55..2feab138b3 100644
--- a/components/esp32/Kconfig
+++ b/components/esp32/Kconfig
@@ -582,7 +582,7 @@ config ESP32_DEEP_SLEEP_WAKEUP_DELAY
 
 choice ESP32_XTAL_FREQ_SEL
     prompt "Main XTAL frequency"
-    default ESP32_XTAL_FREQ_AUTO
+    default ESP32_XTAL_FREQ_40
     help
         ESP32 currently supports the following XTAL frequencies:
             - 26 MHz