add saola button pin support, esp32 build with board_test

examples/device/board_test/src/CMakeLists.txt

@@ -0,0 +1,19 @@
+idf_component_register(SRCS "main.c"
+                    INCLUDE_DIRS "."
+                    REQUIRES freertos soc)
+                    
+target_compile_options(${COMPONENT_TARGET} PUBLIC
+  "-DCFG_TUSB_MCU=OPT_MCU_ESP32S2"
+  "-DCFG_TUSB_OS=OPT_OS_FREERTOS"
+)
+
+idf_component_get_property( FREERTOS_ORIG_INCLUDE_PATH freertos ORIG_INCLUDE_PATH)
+target_include_directories(${COMPONENT_TARGET} PUBLIC
+  "${FREERTOS_ORIG_INCLUDE_PATH}"
+  "${TOP}/hw"
+  "${TOP}/src"
+)
+
+target_sources(${COMPONENT_TARGET} PUBLIC
+  "${TOP}/hw/bsp/esp32s2_saola/esp32s2_saola.c"
+)

examples/device/board_test/src/main.c

@@ -73,3 +73,10 @@ int main(void)
 
   return 0;
 }
+
+#if CFG_TUSB_MCU == OPT_MCU_ESP32S2
+void app_main(void)
+{
+  main();
+}
+#endif

examples/device/board_test/src/tusb_config.h

@@ -39,8 +39,11 @@
   #error CFG_TUSB_MCU must be defined
 #endif
 
+#ifndef CFG_TUSB_OS
+  #define CFG_TUSB_OS               OPT_OS_NONE
+#endif
+
 #define CFG_TUSB_RHPORT0_MODE       OPT_MODE_NONE
-#define CFG_TUSB_OS                 OPT_OS_NONE
 
 // CFG_TUSB_DEBUG is defined by compiler in DEBUG build
 // #define CFG_TUSB_DEBUG           0