From f4a20304e46d71e67c730bd57f7de201934adb35 Mon Sep 17 00:00:00 2001
From: tmk <hasu@tmk-kbd.com>
Date: Wed, 21 Dec 2016 13:53:20 +0900
Subject: [PATCH] hhkb: Pin setting for power saving

---
 keyboard/hhkb/hhkb_avr.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/keyboard/hhkb/hhkb_avr.h b/keyboard/hhkb/hhkb_avr.h
index 7ea6322c..5cb1d0d7 100644
--- a/keyboard/hhkb/hhkb_avr.h
+++ b/keyboard/hhkb/hhkb_avr.h
@@ -71,6 +71,10 @@ static inline void KEY_INIT(void)
     /* row extention for HHKB JP */
     DDRC  |= (1<<6|1<<7);
     PORTC |= (1<<6|1<<7);
+#else
+    /* input with pull up to save power */
+    DDRC  &= ~(1<<6|1<<7);
+    PORTC |=  (1<<6|1<<7);
 #endif
     KEY_UNABLE();
     KEY_PREV_OFF();
-- 
2.39.3