From bca21c107f9c193f792c90b24ce2250f1820ba16 Mon Sep 17 00:00:00 2001
From: Matias Nitsche <mnitsche@dc.uba.ar>
Date: Thu, 24 Oct 2019 08:15:29 -0600
Subject: [PATCH] arch/sim/src/sim/up_idle.c: Report activity on simulated
 UART.

---
 arch/sim/src/sim/up_idle.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/sim/src/sim/up_idle.c b/arch/sim/src/sim/up_idle.c
index 85771e04b7..6d86875420 100644
--- a/arch/sim/src/sim/up_idle.c
+++ b/arch/sim/src/sim/up_idle.c
@@ -137,6 +137,9 @@ void up_idle(void)
 
   if (g_uart_data_available)
     {
+#ifdef CONFIG_PM
+      pm_activity(PM_IDLE_DOMAIN, 100);  /* Report important activity to PM */
+#endif
       g_uart_data_available = 0;
       simuart_post();
     }