Added safe mode button

Author: CDarius

locale/circuitpython.pot

@@ -2642,7 +2642,7 @@ msgstr ""
 msgid "can't set 512 block size"
 msgstr ""
 
-#: py/objnamedtuple.c
+#: py/objexcept.c py/objnamedtuple.c
 msgid "can't set attribute"
 msgstr ""
 
@@ -3844,6 +3844,10 @@ msgstr ""
 msgid "pressing both buttons at start up.\n"
 msgstr ""
 
+#: ports/espressif/boards/m5stack_atom_lite/mpconfigboard.h
+msgid "pressing central button at start up.\n"
+msgstr ""
+
 #: ports/nrf/boards/aramcon2_badge/mpconfigboard.h
 msgid "pressing the left button at start up\n"
 msgstr ""

ports/espressif/boards/m5stack_atom_lite/mpconfigboard.h

@@ -38,6 +38,12 @@
 #define CIRCUITPY_BOARD_SPI         (1)
 #define CIRCUITPY_BOARD_SPI_PIN     {{.clock = &pin_GPIO18, .mosi = &pin_GPIO23, .miso = &pin_GPIO19}}
 
+// For entering safe mode
+#define CIRCUITPY_BOOT_BUTTON       (&pin_GPIO39)
+
+// Explanation of how a user got into safe mode
+#define BOARD_USER_SAFE_MODE_ACTION translate("pressing central button at start up.\n")
+
 // UART pins attached to the USB-serial converter chip
 #define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
 #define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)