From 73897c11477db348c97bbb4135698158d1459f76 Mon Sep 17 00:00:00 2001
From: mcudev <29890609+mcudev@users.noreply.github.com>
Date: Tue, 17 Oct 2017 12:29:51 -0400
Subject: [PATCH] boardloader: remove micropython related code that enables
 debug features to get clock cycle counts (#58)

---
 embed/boardloader/lowlevel.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/embed/boardloader/lowlevel.c b/embed/boardloader/lowlevel.c
index 785bfd7b..c8e44670 100644
--- a/embed/boardloader/lowlevel.c
+++ b/embed/boardloader/lowlevel.c
@@ -62,9 +62,4 @@ void periph_init(void)
     // Clear the reset flags
     PWR->CR |= PWR_CR_CSBF;
     RCC->CSR |= RCC_CSR_RMVF;
-
-    // Enable CPU ticks
-    CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;  // Enable DWT
-    DWT->CYCCNT = 0;  // Reset Cycle Count Register
-    DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;  // Enable Cycle Count Register
 }