From ca6cad61f095e670be2cdcc39a198fc850d1fedc Mon Sep 17 00:00:00 2001
From: Greg Green <gpgreen@gmail.com>
Date: Fri, 5 Feb 2021 14:21:46 -0800
Subject: [PATCH] atmega328p, pb: Split EIMSK INT field into 2

The INT0 and INT1 fields in the EIMSK register were incorrectly
combined into a 2 bit field, split into individual bits.

Also allow write access to PRR0 and PRR1 in ATmega328PB.
---
 patch/atmega328p.yaml  |  7 +++++++
 patch/atmega328pb.yaml | 14 ++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/patch/atmega328p.yaml b/patch/atmega328p.yaml
index 9ca0852b8cbb060b193e1e594f51fbc5191439e0..fe001af2f9b6aa47a1f7c9fa24c28926b54fa1fd 100644
--- a/patch/atmega328p.yaml
+++ b/patch/atmega328p.yaml
@@ -15,3 +15,10 @@ CPU:
   _modify:
     PRR:
       access: read-write
+
+EXINT:
+  EIMSK:
+    _modify:
+      INT:
+        description: External Interrupt Request Enable
+    _split: [INT]
diff --git a/patch/atmega328pb.yaml b/patch/atmega328pb.yaml
index aaedc6317ab3fc86a7f6eecea482097bc2d4da55..8c756e8a5cf205abb837966f14404cdb3b2d33c4 100644
--- a/patch/atmega328pb.yaml
+++ b/patch/atmega328pb.yaml
@@ -58,4 +58,18 @@ _include:
 
   - "timer/atmega328pb.yaml"
 
+CPU:
+  _modify:
+    PRR0:
+      access: read-write
+    PRR1:
+      access: read-write
+
+EXINT:
+  EIMSK:
+    _modify:
+      INT:
+        description: External Interrupt Request Enable
+    _split: [INT]
+