From 1583824e86170fed0af815be443edb2af7f5b1d5 Mon Sep 17 00:00:00 2001
From: Jean-Francois Penven <67962328+jepenven-silabs@users.noreply.github.com>
Date: Tue, 29 Nov 2022 08:29:41 +0100
Subject: [PATCH] Update default sleeping time (#23783)

---
 .../efr32/project_include/OpenThreadConfig.h  | 25 +++++++++++++++++++
 .../silabs/CHIPDevicePlatformConfig.h         |  8 ++++++
 third_party/silabs/efr32_sdk.gni              |  3 +++
 3 files changed, 36 insertions(+)

diff --git a/examples/platform/silabs/efr32/project_include/OpenThreadConfig.h b/examples/platform/silabs/efr32/project_include/OpenThreadConfig.h
index dccf3c816b7b66..76842d5783dbc1 100644
--- a/examples/platform/silabs/efr32/project_include/OpenThreadConfig.h
+++ b/examples/platform/silabs/efr32/project_include/OpenThreadConfig.h
@@ -36,6 +36,31 @@
 // Enable use of external heap allocator (calloc/free) for OpenThread.
 #define OPENTHREAD_CONFIG_HEAP_EXTERNAL_ENABLE 1
 
+#if CHIP_DEVICE_CONFIG_ENABLE_SED
+#define OPENTHREAD_CONFIG_PARENT_SEARCH_ENABLE 0
+// In seconds
+#define OPENTHREAD_CONFIG_MLE_CHILD_TIMEOUT_DEFAULT (SL_SLEEP_TIME_MS / 1000)
+#endif
+
+/****Uncomment below section for OpenThread Debug logs*/
+// #define OPENTHREAD_CONFIG_LOG_LEVEL OT_LOG_LEVEL_DEBG
+
+// #ifndef OPENTHREAD_CONFIG_LOG_CLI
+// #define OPENTHREAD_CONFIG_LOG_CLI                   1
+// #endif
+
+// #ifndef OPENTHREAD_CONFIG_LOG_PKT_DUMP
+// #define OPENTHREAD_CONFIG_LOG_PKT_DUMP              1
+// #endif
+
+// #ifndef OPENTHREAD_CONFIG_LOG_PLATFORM
+// #define OPENTHREAD_CONFIG_LOG_PLATFORM              1
+// #endif
+
+// #ifndef OPENTHREAD_CONFIG_LOG_PREPEND_LEVEL
+// #define OPENTHREAD_CONFIG_LOG_PREPEND_LEVEL         1
+// #endif
+
 // EFR32MG21A020F1024IM32 has 96k of RAM. Reduce the number of buffers to
 // conserve RAM for this Series 2 part.
 #if defined(EFR32MG21)
diff --git a/src/platform/silabs/CHIPDevicePlatformConfig.h b/src/platform/silabs/CHIPDevicePlatformConfig.h
index b2f46f2dbc40c5..4852dc97c63cb6 100644
--- a/src/platform/silabs/CHIPDevicePlatformConfig.h
+++ b/src/platform/silabs/CHIPDevicePlatformConfig.h
@@ -81,6 +81,14 @@
 #define CHIP_DEVICE_CONFIG_CHIP_TASK_STACK_SIZE (6 * 1024)
 #endif // CHIP_DEVICE_CONFIG_CHIP_TASK_STACK_SIZE
 
+#ifndef CHIP_DEVICE_CONFIG_SED_IDLE_INTERVAL
+#define CHIP_DEVICE_CONFIG_SED_IDLE_INTERVAL chip::System::Clock::Milliseconds32(SL_SLEEP_TIME_MS)
+#endif // CHIP_DEVICE_CONFIG_SED_IDLE_INTERVAL
+
+#ifndef CHIP_DEVICE_CONFIG_SED_ACTIVE_INTERVAL
+#define CHIP_DEVICE_CONFIG_SED_ACTIVE_INTERVAL chip::System::Clock::Milliseconds32(200)
+#endif // CHIP_DEVICE_CONFIG_SED_ACTIVE_INTERVAL
+
 #ifndef CHIP_DEVICE_CONFIG_THREAD_TASK_STACK_SIZE
 #if defined(EFR32MG21)
 #define CHIP_DEVICE_CONFIG_THREAD_TASK_STACK_SIZE (2 * 1024)
diff --git a/third_party/silabs/efr32_sdk.gni b/third_party/silabs/efr32_sdk.gni
index 39d6e5d7161ce4..c6aa9d95a4fdb0 100644
--- a/third_party/silabs/efr32_sdk.gni
+++ b/third_party/silabs/efr32_sdk.gni
@@ -38,6 +38,8 @@ declare_args() {
 
   # Enable Segger System View
   use_system_view = false
+
+  sleep_time_ms = 3300000  # 55 mins sleep
 }
 
 # Explorer Kit and MGM240L do not have external flash
@@ -223,6 +225,7 @@ template("efr32_sdk") {
           "CHIP_DEVICE_CONFIG_ENABLE_SED=1",
           "SL_CATALOG_POWER_MANAGER_PRESENT",
           "SL_CATALOG_SLEEPTIMER_PRESENT",
+          "SL_SLEEP_TIME_MS=${sleep_time_ms}",
         ]
       }
     }