From 29a5f3a4d132638f7924e45083eab21b5028d91f Mon Sep 17 00:00:00 2001
From: lalalademaxiya1 <2831039915@qq.com>
Date: Mon, 10 Jul 2023 15:38:59 +0800
Subject: Updated rules.mk

---
 keyboards/keychron/k1_pro/rules.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/keyboards/keychron/k1_pro/rules.mk b/keyboards/keychron/k1_pro/rules.mk
index ff623c30c0..1f9fc1ab58 100644
--- a/keyboards/keychron/k1_pro/rules.mk
+++ b/keyboards/keychron/k1_pro/rules.mk
@@ -1,3 +1,5 @@
+# Enter lower-power sleep mode when on the ChibiOS idle thread
+OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE
 OPT_DEFS += -DNO_USB_STARTUP_CHECK -DENABLE_FACTORY_TEST
 
 SRC += matrix.c
-- 
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