From 64c55356934de1d4d9fc3c390c40198a8fa3a765 Mon Sep 17 00:00:00 2001
From: Karl Palsson <karlp@tweak.net.au>
Date: Sat, 28 Apr 2018 21:09:35 +0000
Subject: [PATCH] stm32l0: adc: add sample time definitions

---
 include/libopencm3/stm32/l0/adc.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/libopencm3/stm32/l0/adc.h b/include/libopencm3/stm32/l0/adc.h
index a7b3f1fa..7fd99f38 100644
--- a/include/libopencm3/stm32/l0/adc.h
+++ b/include/libopencm3/stm32/l0/adc.h
@@ -66,6 +66,19 @@
 #define ADC_CFGR2_CKMODE_PCLK_DIV4	(2 << ADC_CFGR2_CKMODE_SHIFT)
 #define ADC_CFGR2_CKMODE_PCLK		(3 << ADC_CFGR2_CKMODE_SHIFT)
 
+/** @defgroup adc_sample_rg ADC Sample Time Selection for All Channels
+@ingroup adc_defines
+
+@{*/
+#define ADC_SMPR_SMP_1DOT5CYC		0x0
+#define ADC_SMPR_SMP_3DOT5CYC		0x1
+#define ADC_SMPR_SMP_7DOT5CYC		0x2
+#define ADC_SMPR_SMP_12DOT5CYC		0x3
+#define ADC_SMPR_SMP_19DOT5CYC		0x4
+#define ADC_SMPR_SMP_39DOT5CYC		0x5
+#define ADC_SMPR_SMP_79DOT5CYC		0x6
+#define ADC_SMPR_SMP_160DOT5CYC		0x7
+/**@}*/
 
 BEGIN_DECLS