From 1cfd65f8c4bc26bc3a68c2d5b21be84c1a0fd1ae Mon Sep 17 00:00:00 2001
From: Angus Gratton <angus@espressif.com>
Date: Sat, 16 Jan 2021 16:53:43 +1100
Subject: [PATCH] examples: Update deep sleep example for ESP32-C3

---
 examples/system/deep_sleep/main/Kconfig.projbuild  |  3 +++
 .../deep_sleep/main/deep_sleep_example_main.c      | 14 +++++++++++---
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/examples/system/deep_sleep/main/Kconfig.projbuild b/examples/system/deep_sleep/main/Kconfig.projbuild
index b8027878dc..98edb9769c 100644
--- a/examples/system/deep_sleep/main/Kconfig.projbuild
+++ b/examples/system/deep_sleep/main/Kconfig.projbuild
@@ -3,6 +3,7 @@ menu "Example Configuration"
     config EXAMPLE_TOUCH_WAKEUP
         bool "Enable touch wake up"
         default y
+        depends on !IDF_TARGET_ESP32C3
         help
             This option enables wake up from deep sleep using touch pads
             TOUCH8 and TOUCH9, which correspond to GPIO33 and GPIO32.
@@ -10,6 +11,7 @@ menu "Example Configuration"
     config EXAMPLE_ULP_TEMPERATURE_WAKEUP
         bool "Enable temperature monitoring by ULP"
         default y
+        depends on IDF_TARGET_ESP32
         help
             This option enables wake up from deep sleep using ULP.
             ULP program monitors the on-chip temperature sensor and
@@ -20,6 +22,7 @@ menu "Example Configuration"
     config EXAMPLE_EXT1_WAKEUP
         bool "Enable wakeup from GPIO"
         default y
+        depends on !IDF_TARGET_ESP32C3
         help
             This option enables wake up from deep sleep from GPIO2 and GPIO4. They should be connected to LOW to avoid
             floating pins. When triggering a wake up, connect one or both of the pins to HIGH. Note that floating
diff --git a/examples/system/deep_sleep/main/deep_sleep_example_main.c b/examples/system/deep_sleep/main/deep_sleep_example_main.c
index f406b6e7de..035d0439b9 100644
--- a/examples/system/deep_sleep/main/deep_sleep_example_main.c
+++ b/examples/system/deep_sleep/main/deep_sleep_example_main.c
@@ -12,17 +12,25 @@
 #include <stdlib.h>
 #include <time.h>
 #include <sys/time.h>
+#include "sdkconfig.h"
+#include "soc/soc_caps.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "esp_sleep.h"
 #include "esp_log.h"
-#include "esp32/ulp.h"
-#include "driver/touch_pad.h"
 #include "driver/adc.h"
 #include "driver/rtc_io.h"
-#include "soc/sens_periph.h"
 #include "soc/rtc.h"
 
+#if CONFIG_IDF_TARGET_ESP32
+#include "esp32/ulp.h"
+#endif
+
+#if SOC_TOUCH_SENSOR_NUM > 0
+#include "soc/sens_periph.h"
+#include "driver/touch_pad.h"
+#endif
+
 static RTC_DATA_ATTR struct timeval sleep_enter_time;
 
 #ifdef CONFIG_EXAMPLE_ULP_TEMPERATURE_WAKEUP