Merge branch 'main' of https://github.com/adafruit/circuitpython

ports/espressif/boards/microdev_micro_c3/mpconfigboard.h

@@ -45,6 +45,11 @@
 #define DEFAULT_UART_BUS_RX             (&pin_GPIO20)
 #define DEFAULT_UART_BUS_TX             (&pin_GPIO21)
 
-// Serial over UART
+// For REPL over built-in USB Serial
-#define CIRCUITPY_CONSOLE_UART_RX     DEFAULT_UART_BUS_RX
+#define CIRCUITPY_ESP_USB_SERIAL_JTAG   (1)
-#define CIRCUITPY_CONSOLE_UART_TX     DEFAULT_UART_BUS_TX
+
+// For entering safe mode
+#define CIRCUITPY_BOOT_BUTTON           (&pin_GPIO9)
+
+// Explanation of how a user got into safe mode
+#define BOARD_USER_SAFE_MODE_ACTION translate("pressing boot button at start up.\n")

ports/espressif/boards/microdev_micro_c3/mpconfigboard.mk

@@ -5,6 +5,6 @@ IDF_TARGET = esp32c3
 
 INTERNAL_FLASH_FILESYSTEM = 1
 
-CIRCUITPY_ESP_FLASH_MODE = qio
+CIRCUITPY_ESP_FLASH_MODE = dio
 CIRCUITPY_ESP_FLASH_FREQ = 80m
 CIRCUITPY_ESP_FLASH_SIZE = 4MB

ports/espressif/boards/microdev_micro_c3/sdkconfig

@@ -1,5 +1,70 @@
+# Automatically generated file. DO NOT EDIT.
+# Espressif IoT Development Framework (ESP-IDF) Project Configuration
+#
+# Bootloader config
+#
+CONFIG_BOOTLOADER_LOG_LEVEL_NONE=y
+# CONFIG_BOOTLOADER_LOG_LEVEL_INFO is not set
+CONFIG_BOOTLOADER_LOG_LEVEL=0
+# end of Bootloader config
+
+#
+# Serial flasher config
+#
+# CONFIG_ESPTOOLPY_FLASHFREQ_26M is not set
+# end of Serial flasher config
+
+#
+# Partition Table
+#
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="esp-idf-config/partitions-4MB-no-uf2.csv"
+CONFIG_PARTITION_TABLE_FILENAME="esp-idf-config/partitions-4MB-no-uf2.csv"
+# end of Partition Table
+
+#
+# Compiler options
+#
+# CONFIG_COMPILER_SAVE_RESTORE_LIBCALLS is not set
+# end of Compiler options
+
+#
+# Component config
+#
+#
+
+#
+# PHY
+#
+CONFIG_ESP_PHY_ENABLE_USB=y
+# end of PHY
+
+#
+# ESP System Settings
+#
+# CONFIG_ESP_SYSTEM_USE_EH_FRAME is not set
+CONFIG_ESP_CONSOLE_SECONDARY_NONE=y
+# CONFIG_ESP_CONSOLE_SECONDARY_USB_SERIAL_JTAG is not set
+# CONFIG_ESP_DEBUG_STUBS_ENABLE is not set
+# end of ESP System Settings
+
 #
 # LWIP
 #
 CONFIG_LWIP_LOCAL_HOSTNAME="MicroDev-microC3"
 # end of LWIP
+
+#
+# SPI Flash driver
+#
+# CONFIG_SPI_FLASH_AUTO_SUSPEND is not set
+# end of SPI Flash driver
+
+# end of Component config
+
+#
+# Deprecated options for backward compatibility
+#
+# CONFIG_LOG_BOOTLOADER_LEVEL_INFO is not set
+CONFIG_LOG_BOOTLOADER_LEVEL=0
+# CONFIG_COMPILER_OPTIMIZATION_LEVEL_DEBUG is not set
+# end of Deprecated options for backward compatibility

ports/espressif/common-hal/microcontroller/__init__.c

@@ -97,12 +97,12 @@ void common_hal_mcu_on_next_reset(mcu_runmode_t runmode) {
             #endif
             break;
         case RUNMODE_NORMAL:
-            #if defined(CONFIG_IDF_TARGET_ESP32)
-            safe_mode_on_next_reset(NO_SAFE_MODE);
-            #else
             // revert back to normal boot
+            #if defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32S3)
             REG_WRITE(RTC_RESET_CAUSE_REG, 0);  // reset uf2
+            #endif
             REG_WRITE(RTC_CNTL_STORE0_REG, 0);  // reset safe mode
+            #if !defined(CONFIG_IDF_TARGET_ESP32)
             REG_WRITE(RTC_CNTL_OPTION1_REG, 0); // reset bootloader
             #endif
             break;
@@ -112,10 +112,12 @@ void common_hal_mcu_on_next_reset(mcu_runmode_t runmode) {
             break;
         case RUNMODE_BOOTLOADER:
             // DFU download
-            #if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32C3)
+            #if defined(CONFIG_IDF_TARGET_ESP32)
             mp_arg_error_invalid(MP_QSTR_run_mode);
             #else
+            #if defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32S3)
             chip_usb_set_persist_flags(USBDC_BOOT_DFU);
+            #endif
             REG_WRITE(RTC_CNTL_OPTION1_REG, RTC_CNTL_FORCE_DOWNLOAD_BOOT);
             #endif
             break;

shared-module/displayio/Display.c

@@ -399,7 +399,6 @@ void common_hal_displayio_display_set_auto_refresh(displayio_display_obj_t *self
 }
 
 void displayio_display_background(displayio_display_obj_t *self) {
-    common_hal_displayio_display_set_brightness(self, 1.0);
     if (self->auto_refresh && (supervisor_ticks_ms64() - self->core.last_refresh) > self->native_ms_per_frame) {
         _refresh_display(self);
     }

supervisor/shared/web_workflow/static/directory.html

@@ -9,7 +9,7 @@
 </head>
 <body>
     <h1><a href="/"><img src="/favicon.ico"/></a>&nbsp;<span id="path"></span></h1>
-    <div id="usbwarning" style="display: none;">ℹ️ USB is using the storage. Only allowing reads. See <a href="https://learn.adafruit.com/circuitpython-essentials/circuitpython-storage">the CircuitPython Essentials: Storage guide</a> for details.</div>
+    <div id="usbwarning" style="display: none;">ℹ️ USB is using the storage. Only allowing reads. Try ejecting the CIRCUITPY drive. See <a href="https://learn.adafruit.com/3654/device-setup#disabling-usb-mass-storage-3125964">Getting Started with Web Workflow</a> for details.</div>
     <template id="row"><tr><td></td><td></td><td><a class="path"></a></td><td class="modtime"></td><td><button class="rename">✏️ Rename</button></td><td><button class="delete">🗑️ Delete</button></td><td><a class="edit_link" href=""><button>📝 Edit</button></a></td></tr></template>
     <table>
         <thead><tr><th>Type</th><th>Size</th><th>Path</th><th>Modified</th><th colspan="3"></th></tr></thead>