From ae2a004dfa0ad0fd6d626704610e431317cc19e7 Mon Sep 17 00:00:00 2001
From: Martin Ling <martin-git@earth.li>
Date: Tue, 20 Aug 2019 23:01:05 +0100
Subject: [PATCH] Fix broken ADC init in SDK.
This reverts part of ffce77e17c04519d1d416c2a4e223f78e3a35948.
---
.../Libraries/CMSIS/Device/Maxim/MAX32665/Include/adc_regs.h | 3 +++
lib/sdk/Libraries/MAX32665PeriphDriver/Source/adc.c | 1 +
2 files changed, 4 insertions(+)
diff --git a/lib/sdk/Libraries/CMSIS/Device/Maxim/MAX32665/Include/adc_regs.h b/lib/sdk/Libraries/CMSIS/Device/Maxim/MAX32665/Include/adc_regs.h
index 99b3fec5..4e34efd0 100644
--- a/lib/sdk/Libraries/CMSIS/Device/Maxim/MAX32665/Include/adc_regs.h
+++ b/lib/sdk/Libraries/CMSIS/Device/Maxim/MAX32665/Include/adc_regs.h
@@ -122,6 +122,9 @@ typedef struct {
#define MXC_F_ADC_CTRL_REFBUF_PWR_POS 3 /**< CTRL_REFBUF_PWR Position */
#define MXC_F_ADC_CTRL_REFBUF_PWR ((uint32_t)(0x1UL << MXC_F_ADC_CTRL_REFBUF_PWR_POS)) /**< CTRL_REFBUF_PWR Mask */
+#define MXC_F_ADC_CTRL_CHGPUMP_PWR_POS 4 /**< CTRL_CHGPUMP_PWR Position */
+#define MXC_F_ADC_CTRL_CHGPUMP_PWR ((uint32_t)(0x1UL << MXC_F_ADC_CTRL_CHGPUMP_PWR_POS)) /**< CTRL_CHGPUMP_PWR Mask */
+
#define MXC_F_ADC_CTRL_REF_SEL_POS 4 /**< CTRL_REF_SEL Position */
#define MXC_F_ADC_CTRL_REF_SEL ((uint32_t)(0x1UL << MXC_F_ADC_CTRL_REF_SEL_POS)) /**< CTRL_REF_SEL Mask */
diff --git a/lib/sdk/Libraries/MAX32665PeriphDriver/Source/adc.c b/lib/sdk/Libraries/MAX32665PeriphDriver/Source/adc.c
index 1fe9001b..8347d262 100644
--- a/lib/sdk/Libraries/MAX32665PeriphDriver/Source/adc.c
+++ b/lib/sdk/Libraries/MAX32665PeriphDriver/Source/adc.c
@@ -118,6 +118,7 @@ int ADC_Init(unsigned divisor, const sys_cfg_adc_t* sys_cfg)
// Power up the ADC
MXC_ADC->ctrl |= MXC_F_ADC_CTRL_PWR;
MXC_ADC->ctrl |= MXC_F_ADC_CTRL_REFBUF_PWR;
+ MXC_ADC->ctrl |= MXC_F_ADC_CTRL_CHGPUMP_PWR;
while ((MXC_ADC->intr & MXC_F_ADC_INTR_REF_READY_IF)>>MXC_F_ADC_INTR_REF_READY_IF_POS);
ADC_ClearFlags(MXC_F_ADC_INTR_REF_READY_IF);
--
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