From 8fca896d0dbd44aaf97c516172024827fa3e38ed Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Fri, 23 Jun 2017 16:46:12 +0200
Subject: [PATCH] board/nucleo144-f412: add ADC configuration

---
 boards/nucleo144-f412/Makefile.features     |  1 +
 boards/nucleo144-f412/include/periph_conf.h | 18 ++++++++++++++++--
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/boards/nucleo144-f412/Makefile.features b/boards/nucleo144-f412/Makefile.features
index 86755db659..b780768dbe 100644
--- a/boards/nucleo144-f412/Makefile.features
+++ b/boards/nucleo144-f412/Makefile.features
@@ -1,4 +1,5 @@
 # Put defined MCU peripherals here (in alphabetical order)
+FEATURES_PROVIDED += periph_adc
 FEATURES_PROVIDED += periph_cpuid
 FEATURES_PROVIDED += periph_gpio
 FEATURES_PROVIDED += periph_i2c
diff --git a/boards/nucleo144-f412/include/periph_conf.h b/boards/nucleo144-f412/include/periph_conf.h
index 52fa28f868..2b0d8c3ac9 100644
--- a/boards/nucleo144-f412/include/periph_conf.h
+++ b/boards/nucleo144-f412/include/periph_conf.h
@@ -226,10 +226,24 @@ static const spi_conf_t spi_config[] = {
 /** @} */
 
 /**
- * @name    ADC configuration
+ * @name   ADC configuration
+ *
+ * Note that we do not configure all ADC channels,
+ * and not in the STM32F412zg order. Instead, we
+ * just define 6 ADC channels, for the Nucleo
+ * Arduino header pins A0-A5
+ *
  * @{
  */
-#define ADC_NUMOF          (0)
+#define ADC_NUMOF          (6U)
+#define ADC_CONFIG {              \
+    {GPIO_PIN(PORT_A, 3), 0, 3},  \
+    {GPIO_PIN(PORT_C, 0), 0, 10}, \
+    {GPIO_PIN(PORT_C, 3), 0, 13}, \
+    {GPIO_PIN(PORT_C, 1), 0, 11}, \
+    {GPIO_PIN(PORT_C, 4), 0, 14}, \
+    {GPIO_PIN(PORT_C, 5), 0, 15}, \
+}
 /** @} */
 
 /**