From b1de432cd245fd80e206b07114c18e24c5f624f1 Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Sun, 28 Oct 2018 13:11:14 +0100
Subject: [PATCH] boards/common/nrf51: add common clock configuration
---
boards/common/nrf51/include/cfg_clock_16_0.h | 47 ++++++++++++++++++++
boards/common/nrf51/include/cfg_clock_16_1.h | 47 ++++++++++++++++++++
2 files changed, 94 insertions(+)
create mode 100644 boards/common/nrf51/include/cfg_clock_16_0.h
create mode 100644 boards/common/nrf51/include/cfg_clock_16_1.h
diff --git a/boards/common/nrf51/include/cfg_clock_16_0.h b/boards/common/nrf51/include/cfg_clock_16_0.h
new file mode 100644
index 0000000000..548dca8805
--- /dev/null
+++ b/boards/common/nrf51/include/cfg_clock_16_0.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2018 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup boards_common_nrf51
+ * @{
+ *
+ * @file
+ * @brief Common clock configuration for some nrf51 based boards
+ *
+ * @author Alexandre Abadie <alexandre.abadie@inria.fr>
+ */
+
+#ifndef CFG_CLOCK_16_0_H
+#define CFG_CLOCK_16_0_H
+
+#include "periph_cpu.h"
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/**
+ * @name Clock configuration
+ *
+ * @note The radio will not work with the internal RC oscillator!
+ *
+ * @{
+ */
+#define CLOCK_HFCLK (16U) /* set to 0: internal RC oscillator
+ 16: 16MHz crystal
+ 32: 32MHz crystal */
+#define CLOCK_LFCLK (0) /* set to 0: internal RC oscillator
+ * 1: 32.768 kHz crystal
+ * 2: derived from HFCLK */
+/** @} */
+
+#ifdef __cplusplus
+} /* end extern "C" */
+#endif
+
+#endif /* CFG_CLOCK_16_0_H */
diff --git a/boards/common/nrf51/include/cfg_clock_16_1.h b/boards/common/nrf51/include/cfg_clock_16_1.h
new file mode 100644
index 0000000000..4383f2a2e8
--- /dev/null
+++ b/boards/common/nrf51/include/cfg_clock_16_1.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2018 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup boards_common_nrf51
+ * @{
+ *
+ * @file
+ * @brief Common clock configuration for some nrf51 based boards
+ *
+ * @author Alexandre Abadie <alexandre.abadie@inria.fr>
+ */
+
+#ifndef CFG_CLOCK_16_1_H
+#define CFG_CLOCK_16_1_H
+
+#include "periph_cpu.h"
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/**
+ * @name Clock configuration
+ *
+ * @note The radio will not work with the internal RC oscillator!
+ *
+ * @{
+ */
+#define CLOCK_HFCLK (16U) /* set to 0: internal RC oscillator
+ 16: 16MHz crystal
+ 32: 32MHz crystal */
+#define CLOCK_LFCLK (1) /* set to 0: internal RC oscillator
+ * 1: 32.768 kHz crystal
+ * 2: derived from HFCLK */
+/** @} */
+
+#ifdef __cplusplus
+} /* end extern "C" */
+#endif
+
+#endif /* CFG_CLOCK_16_1_H */
--
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