From 45c8107ecd0c735cf87283ece0403bba6128ad0f Mon Sep 17 00:00:00 2001
From: Juraj Sadel <juraj.sadel@espressif.com>
Date: Mon, 15 Jul 2024 12:49:39 +0200
Subject: [PATCH] esp-hal: remove warnings in PCNT example and HIL test (#1793)

---
 examples/src/bin/pcnt_encoder.rs | 6 +++---
 hil-test/tests/pcnt.rs           | 6 +-----
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/examples/src/bin/pcnt_encoder.rs b/examples/src/bin/pcnt_encoder.rs
index b803e691d..4aae234b7 100644
--- a/examples/src/bin/pcnt_encoder.rs
+++ b/examples/src/bin/pcnt_encoder.rs
@@ -41,14 +41,14 @@ fn main() -> ! {
     // Set up a pulse counter:
     println!("setup pulse counter unit 0");
     let pcnt = Pcnt::new(peripherals.PCNT, Some(interrupt_handler));
-    let mut u0 = pcnt.unit1;
+    let u0 = pcnt.unit1;
     u0.set_low_limit(Some(-100)).unwrap();
     u0.set_high_limit(Some(100)).unwrap();
     u0.set_filter(Some(min(10u16 * 80, 1023u16))).unwrap();
     u0.clear();
 
     println!("setup channel 0");
-    let mut ch0 = &u0.channel0;
+    let ch0 = &u0.channel0;
     let mut pin_a = io.pins.gpio4;
     let mut pin_b = io.pins.gpio5;
 
@@ -64,7 +64,7 @@ fn main() -> ! {
     ch0.set_input_mode(channel::EdgeMode::Increment, channel::EdgeMode::Decrement);
 
     println!("setup channel 1");
-    let mut ch1 = &u0.channel1;
+    let ch1 = &u0.channel1;
     ch1.set_ctrl_signal(PcntSource::from_pin(
         &mut pin_b,
         PcntInputConfig { pull: Pull::Up },
diff --git a/hil-test/tests/pcnt.rs b/hil-test/tests/pcnt.rs
index 78723170e..16d29ab38 100644
--- a/hil-test/tests/pcnt.rs
+++ b/hil-test/tests/pcnt.rs
@@ -25,11 +25,7 @@ mod tests {
         clock::ClockControl,
         delay::Delay,
         gpio::{Io, Level, Output, Pull},
-        pcnt::{
-            channel,
-            channel::{CtrlMode, EdgeMode, PcntInputConfig, PcntSource},
-            unit,
-        },
+        pcnt::channel::{EdgeMode, PcntInputConfig, PcntSource},
         peripherals::Peripherals,
         system::SystemControl,
     };