Fixed bug in machine.RTC

Added ARM Xtenssa toolchain

MicroPython_BUILD/.gitignore

@@ -30,7 +30,7 @@ sdkconfig.fw_esp32
 sdkconfig.fw_esp32_ota
 sdkconfig.fw_psram
 sdkconfig.fw_psram_ota
-sdkconfig.fw_esp32_all
-sdkconfig.fw_esp32_all_psram
+sdkconfig.fw_all
+sdkconfig.fw_all_psram
 
 make_firmwares.sh

MicroPython_BUILD/build_func.sh

@@ -352,18 +352,21 @@ check_Environment() {
         fi
     fi
     if [ ! -d "xtensa-esp32-elf" ]; then
-		if [ "${machine}" == "Linux" ]; then
-			if [ "${linplatform}" == "i686" ]; then
-				echo "unpacking ${machine}/xtensa-esp32-elf (32bit)"
-				tar -xf ${machine}/xtensa-esp32-elf_32bit.tar.xz > /dev/null 2>&1
-			else
-				echo "unpacking ${machine}/xtensa-esp32-elf"
-				tar -xf ${machine}/xtensa-esp32-elf.tar.xz > /dev/null 2>&1
-			fi
-		else
-		    echo "unpacking ${machine}/xtensa-esp32-elf"
-		    tar -xf ${machine}/xtensa-esp32-elf.tar.xz > /dev/null 2>&1
-		fi
+        if [ "${machine}" == "Linux" ]; then
+            if [ "${linplatform}" == "i686" ]; then
+                echo "unpacking ${machine}/xtensa-esp32-elf (32bit)"
+                tar -xf ${machine}/xtensa-esp32-elf_32bit.tar.xz > /dev/null 2>&1
+            elif [ "${linplatform}" == "armv7l" ]; then
+                echo "unpacking ${machine}/xtensa-esp32-elf (arm)"
+                tar -xf ${machine}/xtensa-esp32-elf_arm.tar.xz > /dev/null 2>&1
+            else
+                echo "unpacking ${machine}/xtensa-esp32-elf"
+                tar -xf ${machine}/xtensa-esp32-elf.tar.xz > /dev/null 2>&1
+            fi
+        else
+            echo "unpacking ${machine}/xtensa-esp32-elf"
+            tar -xf ${machine}/xtensa-esp32-elf.tar.xz > /dev/null 2>&1
+        fi
         if [ $? -ne 0 ]; then
             echo "unpacking 'xtensa-esp32-elf' FAILED"
             return 1

MicroPython_BUILD/components/micropython/esp32/machine_rtc.c

@@ -90,8 +90,6 @@ machine_rtc_config_t machine_rtc_config = { 0, -1, 0, 0, 0 };
 static TaskHandle_t sntp_handle = NULL;
 xSemaphoreHandle sntp_mutex = NULL;
 
-static bool mach_rtc_isinit = false;
-
 #define DEFAULT_SNTP_SERVER	"pool.ntp.org"
 
 //------------------------------
@@ -185,14 +183,10 @@ STATIC mp_obj_t mach_rtc_make_new(const mp_obj_type_t *type, size_t n_args, size
     // check arguments
     mp_arg_check_num(n_args, n_kw, 0, 0, false);
 
-    if (mach_rtc_isinit) {
-    	mp_raise_msg(&mp_type_OSError, "RTC instance already created, only one can be used.");
-    }
      // setup the object
     mach_rtc_obj_t *self = &mach_rtc_obj;
     self->base.type = &mach_rtc_type;
 
-    mach_rtc_isinit = true;
     // return constant object
     return (mp_obj_t)&mach_rtc_obj;
 }

MicroPython_BUILD/components/micropython/esp32/mpversion.h

@@ -1,8 +1,8 @@
 // MicroPython version info
-#define MICROPY_GIT_TAG "ESP32_LoBo_v3.1.10"
+#define MICROPY_GIT_TAG "ESP32_LoBo_v3.1.11"
 #define MICROPY_GIT_HASH "g2ddee729"
-#define MICROPY_BUILD_DATE "2017-01-22"
+#define MICROPY_BUILD_DATE "2017-01-24"
 #define MICROPY_VERSION_MAJOR (3)
 #define MICROPY_VERSION_MINOR (1)
-#define MICROPY_VERSION_MICRO (10)
-#define MICROPY_VERSION_STRING "3.1.10"
+#define MICROPY_VERSION_MICRO (11)
+#define MICROPY_VERSION_STRING "3.1.11"