From 9f7052cf17dbed5c63fbfe1e56cbd2cf9418ccab Mon Sep 17 00:00:00 2001
From: Nikolay Khabarov <2xl@mail.ru>
Date: Sun, 23 Jul 2017 03:14:16 +0300
Subject: [PATCH] fix description

---
 cnc/hal_raspberry/rpgpio.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cnc/hal_raspberry/rpgpio.py b/cnc/hal_raspberry/rpgpio.py
index 2030c42..06f9aec 100755
--- a/cnc/hal_raspberry/rpgpio.py
+++ b/cnc/hal_raspberry/rpgpio.py
@@ -387,8 +387,8 @@ class DMAWatchdog(DMAProto):
                 0, ba + self._DMA_CONTROL_BLOCK_SIZE, 0, 0
             )
             ba += self._DMA_CONTROL_BLOCK_SIZE
-        # The last block writes zero(switch to input state) in GPIO's FSEL
-        # register in normal operating, should never be called, until watchdog
+        # The last block writes zeros(switches to input state) in GPIO's FSEL
+        # registers. In normal operating should never be called until watchdog
         # timeout is reached.
         data += (
             DMA_TI_NO_WIDE_BURSTS | DMA_TI_WAIT_RESP | DMA_TI_DEST_INC,