From 3d422a930fde20bf1de177d663d93eb532c9a117 Mon Sep 17 00:00:00 2001
From: Eric Van Albert <eric@van.al>
Date: Mon, 10 Jun 2019 23:06:33 -0400
Subject: stm32l4: add common DAC support

Replace the DAC1_BASE style, only used on l4 with the standard DAC_BASE
used on all other targets.

Reviewed-by: Karl Palsson <karlp@tweak.net.au>
---
 include/libopencm3/stm32/dac.h          |  2 ++
 include/libopencm3/stm32/l4/dac.h       | 37 +++++++++++++++++++++++++++++++++
 include/libopencm3/stm32/l4/memorymap.h |  2 +-
 3 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 include/libopencm3/stm32/l4/dac.h

(limited to 'include')

diff --git a/include/libopencm3/stm32/dac.h b/include/libopencm3/stm32/dac.h
index 962210f3..6a17a738 100644
--- a/include/libopencm3/stm32/dac.h
+++ b/include/libopencm3/stm32/dac.h
@@ -34,6 +34,8 @@
 #       include <libopencm3/stm32/f7/dac.h>
 #elif defined(STM32L1)
 #       include <libopencm3/stm32/l1/dac.h>
+#elif defined(STM32L4)
+#       include <libopencm3/stm32/l4/dac.h>
 #else
 #       error "stm32 family not defined."
 #endif
diff --git a/include/libopencm3/stm32/l4/dac.h b/include/libopencm3/stm32/l4/dac.h
new file mode 100644
index 00000000..10b275a7
--- /dev/null
+++ b/include/libopencm3/stm32/l4/dac.h
@@ -0,0 +1,37 @@
+/** @defgroup dac_defines DAC Defines
+
+@brief <b>Defined Constants and Types for the STM32L4xx DAC</b>
+
+@ingroup STM32L4xx_defines
+
+@version 1.0.0
+
+@date 8 June 2019
+
+LGPL License Terms @ref lgpl_license
+ */
+
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * 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/>.
+ */
+
+#ifndef LIBOPENCM3_DAC_H
+#define LIBOPENCM3_DAC_H
+
+#include <libopencm3/stm32/common/dac_common_all.h>
+
+#endif
+
diff --git a/include/libopencm3/stm32/l4/memorymap.h b/include/libopencm3/stm32/l4/memorymap.h
index 40567a34..baaa32f5 100644
--- a/include/libopencm3/stm32/l4/memorymap.h
+++ b/include/libopencm3/stm32/l4/memorymap.h
@@ -61,7 +61,7 @@
 #define USB_DEV_FS_BASE			(PERIPH_BASE_APB1 + 0x6800)
 #define USB_PMA_BASE			(PERIPH_BASE_APB1 + 0x6c00)
 #define POWER_CONTROL_BASE		(PERIPH_BASE_APB1 + 0x7000)
-#define DAC1_BASE			(PERIPH_BASE_APB1 + 0x7400)
+#define DAC_BASE			(PERIPH_BASE_APB1 + 0x7400)
 #define OPAMP_BASE			(PERIPH_BASE_APB1 + 0x7800)
 #define LPTIM1_BASE			(PERIPH_BASE_APB1 + 0x7c00)
 #define LPUART1_BASE			(PERIPH_BASE_APB1 + 0x8000)
-- 
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