From 4ec395339bf0e1bbefe7e419ed4d767b6f3ef8ff Mon Sep 17 00:00:00 2001
From: Andrew Dona-Couch <hi@andrewcou.ch>
Date: Wed, 5 Aug 2020 01:14:53 -0400
Subject: [PATCH] attiny85: USI patch fixes

---
 patch/attiny85.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/patch/attiny85.yaml b/patch/attiny85.yaml
index 1b75b10..a67b980 100644
--- a/patch/attiny85.yaml
+++ b/patch/attiny85.yaml
@@ -5,6 +5,9 @@ _include:
   - "timer/attiny85.yaml"
 
 USI:
+  _modify:
+    USISR:
+      access: read-write
   USICR:
     _modify:
       USICLK:
@@ -22,3 +25,7 @@ USI:
       TC0:      [1, "Timer/Counter0 Compare Match"]
       EXT_POS:  [2, "External, positive edge"]
       EXT_NEG:  [3, "External, negative edge"]
+  USISR:
+    _modify:
+      USIDC:
+        access: read-only
-- 
2.48.1