From f21c2494cb612b9f9316ab97096e55ab30a404b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
Date: Sat, 28 Apr 2018 13:57:51 +0200
Subject: [PATCH] atmel-samd/samd21: Enable OSC32K

Enable OSC32K which is used by the RTC.
For some reason the RTC worked without enabling it.
---
 ports/atmel-samd/asf4_conf/samd21/hpl_sysctrl_config.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/ports/atmel-samd/asf4_conf/samd21/hpl_sysctrl_config.h b/ports/atmel-samd/asf4_conf/samd21/hpl_sysctrl_config.h
index 5b9ec6ed6c..74ec2bee95 100644
--- a/ports/atmel-samd/asf4_conf/samd21/hpl_sysctrl_config.h
+++ b/ports/atmel-samd/asf4_conf/samd21/hpl_sysctrl_config.h
@@ -109,7 +109,7 @@
 // <i> Indicates whether configuration for OSC32K is enabled or not
 // <id> enable_osc32k
 #ifndef CONF_OSC32K_CONFIG
-#define CONF_OSC32K_CONFIG 0
+#define CONF_OSC32K_CONFIG 1
 #endif
 
 // <h> 32kHz Internal Oscillator (OSC32K) Control
@@ -117,7 +117,7 @@
 // <i> Indicates whether Internal 32K Oscillator is enabled or not
 // <id> osc32k_arch_enable
 #ifndef CONF_OSC32K_ENABLE
-#define CONF_OSC32K_ENABLE 0
+#define CONF_OSC32K_ENABLE 1
 #endif
 
 // <q> On Demand Control
@@ -142,7 +142,7 @@
 // <i> Enable 32 Khz Output
 // <id> osc32k_arch_en32k
 #ifndef CONF_OSC32K_EN32K
-#define CONF_OSC32K_EN32K 0
+#define CONF_OSC32K_EN32K 1
 #endif
 
 // <q> Enable 1K