From eb376cf47b4ad485394f433dd2452e2b93db11ee Mon Sep 17 00:00:00 2001
From: Nic0w <nico.broquet@gmail.com>
Date: Thu, 29 Apr 2021 20:02:36 +0200
Subject: [PATCH] Using modify() to clear specific bits instead of a blanket 0
 on all bits.

---
 rp2040-hal/src/pll.rs | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/rp2040-hal/src/pll.rs b/rp2040-hal/src/pll.rs
index 5626868..cccfb6e 100644
--- a/rp2040-hal/src/pll.rs
+++ b/rp2040-hal/src/pll.rs
@@ -199,10 +199,9 @@ impl<D: PhaseLockedLoopDevice> PhaseLockedLoop<Disabled, D> {
         });
 
         // Turn on self.device
-        self.device.pwr.write(|w| unsafe {
-            //w.pd().clear_bit();
-            //w.vcopd().clear_bit();
-            w.bits(0);
+        self.device.pwr.modify(|_,w| {
+            w.pd().clear_bit();
+            w.vcopd().clear_bit();
             w
         });
 
@@ -245,9 +244,8 @@ impl<D: PhaseLockedLoopDevice> PhaseLockedLoop<Locking, D> {
         });
 
         // Turn on post divider
-        self.device.pwr.write(|w| unsafe {
-            //w.postdivpd().clear_bit();
-            w.bits(0);
+        self.device.pwr.modify(|_,w| {
+            w.postdivpd().clear_bit();
             w
         });