From 5387fdd8116d91cf3d097487ce2782ca05c43496 Mon Sep 17 00:00:00 2001
From: jaxter184 <jaxter184@gmail.com>
Date: Mon, 7 Dec 2020 13:52:02 -0600
Subject: [PATCH] Fix atmega328pb AC patch

---
 patch/atmega328pb.yaml | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/patch/atmega328pb.yaml b/patch/atmega328pb.yaml
index 71e7a13..aaedc63 100644
--- a/patch/atmega328pb.yaml
+++ b/patch/atmega328pb.yaml
@@ -28,8 +28,27 @@ TWI1:
     _strip_end:
       - "1"
 
+# the svd has a register called ACSRA with no fields that
+# messes up the patch when using `common/ac.yaml`, so the
+# ac has to be patched here instead.
+AC:
+  _modify:
+    ACSR:
+      access: read-write
+  ACSR:
+    _modify:
+      ACIS:
+        description: "Analog Comparator Interrupt Mode Select"
+      ACO:
+        access: read-only
+    ACIS:
+      _replace_enum:
+        ON_TOGGLE: [0, "Interrupt on Toggle"]
+        # Leaving [1, 'Reserved'] out
+        ON_FALLING_EDGE: [2, "Interrupt on Falling Edge"]
+        ON_RISING_EDGE: [3, "Interrupt on Rising Edge"]
+
 _include:
-  - "common/ac.yaml"
   - "common/adc.yaml"
   - "common/port.yaml"
   - "common/usart.yaml"
-- 
2.49.0