stm32: centralize additionnal iwdg window register definition into iwdg-v2.

stm32f0, l3, l4 are currently sharing the same duplicated header, and
stm32l0 uses the same peripheral. Stop copy-pasting stuff and centralize
definitions into a iwdg_common_v2.h header.

1 files changed, 82 insertions, 0 deletions

diff --git a/include/libopencm3/stm32/common/iwdg_common_v2.h b/include/libopencm3/stm32/common/iwdg_common_v2.h
new file mode 100644
index 00000000..5c111624
--- /dev/null
+++ b/include/libopencm3/stm32/common/iwdg_common_v2.h
@@ -0,0 +1,82 @@
+/** @addtogroup iwdg_defines
+
+ @author @htmlonly &copy; @endhtmlonly 2018 Guillame Revaillot <revaillot@archos.com>
+
+ */
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2018 Guillaume Revaillot <revaillot@archos.com>
+ * Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA IWDG.H
+The order of header inclusion is important. iwdg.h includes the device
+specific memorymap.h header before including this header file.*/
+
+/** @cond */
+#ifdef LIBOPENCM3_IWDG_H
+/** @endcond */
+#pragma once
+
+/**@{*/
+
+#include <libopencm3/stm32/common/iwdg_common_all.h>
+
+/*****************************************************************************/
+/* Module definitions                                                        */
+/*****************************************************************************/
+
+/*****************************************************************************/
+/* Register definitions                                                      */
+/*****************************************************************************/
+
+/* Key Register (IWDG_WINR) */
+#define IWDG_WINR				MMIO32(IWDG_BASE + 0x10)
+
+/*****************************************************************************/
+/* Register values                                                           */
+/*****************************************************************************/
+/** @{*/
+
+/* --- IWDG_SR values ------------------------------------------------------ */
+
+/* WVU: Watchdog counter window value update */
+#define IWDG_SR_WVU			(1 << 2)
+
+/**@}*/
+
+/*****************************************************************************/
+/* API definitions                                                           */
+/*****************************************************************************/
+
+/*****************************************************************************/
+/* API Functions                                                             */
+/*****************************************************************************/
+
+
+BEGIN_DECLS
+
+END_DECLS
+
+/**@}*/
+
+/** @cond */
+#else
+#warning "iwdg_common_v2.h should not be included explicitly, only via iwdg.h"
+#endif
+/** @endcond */
+