Merge latest 9.1.x fixes to main

.github/actions/upload_aws/action.yml

@@ -20,8 +20,11 @@ runs:
   steps:
     - name: Upload to S3
       if: >-
-        (github.event_name == 'push' && github.ref == 'refs/heads/main' && github.repository_owner == 'adafruit') ||
-        (github.event_name == 'release' && (github.event.action == 'published' || github.event.action == 'rerequested'))
+        (github.event_name == 'push' && github.repository_owner == 'adafruit') &&
+         (github.ref == 'refs/heads/main' ||
+          (startswith(github.ref, 'refs/heads/') && endswith(github.ref, '.x'))) ||
+        (github.event_name == 'release' &&
+         (github.event.action == 'published' || github.event.action == 'rerequested'))
       run: >-
         [ -z "$AWS_ACCESS_KEY_ID" ] ||
         aws s3 cp ${{ inputs.source }} s3://adafruit-circuit-python/bin/${{ inputs.destination }}

.readthedocs.yml

@@ -9,7 +9,7 @@
 version: 2
 
 build:
-    os: ubuntu-20.04
+    os: ubuntu-24.04
     tools:
         python: "3"
     jobs:

ports/espressif/boards/adafruit_feather_esp32_v2/board.c

@@ -13,8 +13,7 @@
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 2) {
         // Turn on NeoPixel and I2C power by default.
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
 

ports/espressif/boards/adafruit_feather_esp32c6_4mbflash_nopsram/board.c

@@ -12,8 +12,7 @@
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 20) {
         // Turn on I2C power by default.
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
 

ports/espressif/boards/adafruit_feather_esp32s2_reverse_tft/board.c

@@ -103,8 +103,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Override the I2C/TFT power pin reset to prevent resetting the display.
     if (pin_number == 7) {
         // Turn on TFT and I2C
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/adafruit_feather_esp32s2_tft/board.c

@@ -103,8 +103,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Override the I2C/TFT power pin reset to prevent resetting the display.
     if (pin_number == 21) {
         // Turn on TFT and I2C
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/adafruit_feather_esp32s3_reverse_tft/board.c

@@ -103,8 +103,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Override the I2C/TFT power pin reset to prevent resetting the display.
     if (pin_number == 7) {
         // Turn on TFT and I2C
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/adafruit_feather_esp32s3_tft/board.c

@@ -103,8 +103,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Override the I2C/TFT power pin reset to prevent resetting the display.
     if (pin_number == 21) {
         // Turn on TFT and I2C
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/adafruit_itsybitsy_esp32/board.c

@@ -12,8 +12,7 @@
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 2) {
         // Turn on NeoPixel and I2C power by default.
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
 

ports/espressif/boards/adafruit_qualia_s3_rgb666/mpconfigboard.mk

@@ -7,10 +7,10 @@ IDF_TARGET = esp32s3
 
 CIRCUITPY_ESP_FLASH_SIZE = 16MB
 CIRCUITPY_ESP_FLASH_MODE = qio
-CIRCUITPY_ESP_FLASH_FREQ = 80m
+CIRCUITPY_ESP_FLASH_FREQ = 120m
 
 CIRCUITPY_ESP_PSRAM_SIZE = 8MB
 CIRCUITPY_ESP_PSRAM_MODE = opi
-CIRCUITPY_ESP_PSRAM_FREQ = 80m
+CIRCUITPY_ESP_PSRAM_FREQ = 120m
 
 CIRCUITPY_DOTCLOCKFRAMEBUFFER = 1

ports/espressif/boards/arduino_nano_esp32s3/board.c

@@ -12,8 +12,14 @@
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 13) {
         // Set D13 LED to input when not in use
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_INPUT);
-        gpio_set_pull_mode(pin_number, GPIO_PULLDOWN_ONLY);
+        gpio_config_t cfg = {
+            .pin_bit_mask = BIT64(pin_number),
+            .mode = GPIO_MODE_INPUT,
+            .pull_up_en = false,
+            .pull_down_en = true,
+            .intr_type = GPIO_INTR_DISABLE,
+        };
+        gpio_config(&cfg);
         return true;
     }
 

ports/espressif/boards/arduino_nano_esp32s3_inverted_statusled/board.c

@@ -12,8 +12,14 @@
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 13) {
         // Set D13 LED to input when not in use
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_INPUT);
-        gpio_set_pull_mode(pin_number, GPIO_PULLDOWN_ONLY);
+        gpio_config_t cfg = {
+            .pin_bit_mask = BIT64(pin_number),
+            .mode = GPIO_MODE_INPUT,
+            .pull_up_en = false,
+            .pull_down_en = true,
+            .intr_type = GPIO_INTR_DISABLE,
+        };
+        gpio_config(&cfg);
         return true;
     }
 

ports/espressif/boards/cytron_maker_feather_aiot_s3/board.c

@@ -57,8 +57,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
 
 void reset_board(void) {
     // Turn on VP by default.
-    gpio_set_direction(11, GPIO_MODE_DEF_OUTPUT);
-    gpio_set_level(11, true);
+    config_pin_as_output_with_level(11, true);
 }
 
 // Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.

ports/espressif/boards/hexky_s2/board.c

@@ -103,8 +103,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Override the I2C/TFT power pin reset to prevent resetting the display.
     if (pin_number == 21) {
         // Turn on TFT and I2C
-        gpio_set_direction(21, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(21, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/lilygo_tdisplay_s3/board.c

@@ -101,8 +101,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Override the I2C/TFT power pin reset to prevent resetting the display.
     if (pin_number == 15) {
         // Turn on TFT
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/lilygo_twatch_2020_v3/board.c

@@ -131,8 +131,7 @@ void board_init(void) {
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == MOTOR_PIN) {
         // no motor
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, false);
+        config_pin_as_output_with_level(pin_number, false);
         return true;
     }
     return false;

ports/espressif/boards/m5stack_core_basic/board.c

@@ -89,8 +89,7 @@ void board_init(void) {
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Set speaker gpio to ground to prevent noise from the speaker
     if (pin_number == 25) {
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, false);
+        config_pin_as_output_with_level(pin_number, false);
         return true;
     }
     return false;

ports/espressif/boards/m5stack_core_fire/board.c

@@ -89,8 +89,7 @@ void board_init(void) {
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Set speaker gpio to ground to prevent noise from the speaker
     if (pin_number == 25) {
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, false);
+        config_pin_as_output_with_level(pin_number, false);
         return true;
     }
     return false;

ports/espressif/boards/m5stack_dial/board.c

@@ -92,11 +92,10 @@ void board_init(void) {
 }
 
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
-    // Hold pind must be set high to avoid a power off when battery powered
+    // Hold pin must be set high to avoid a power off when battery powered
     if (pin_number == 46) {
         // Turn on hold output
-        gpio_set_direction(46, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(46, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/m5stack_stick_c/board.c

@@ -216,8 +216,7 @@ void board_init(void) {
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Set IR led gpio high to prevent power drain from the led
     if (pin_number == 9) {
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/m5stack_stick_c_plus/board.c

@@ -216,8 +216,7 @@ void board_init(void) {
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Set IR led gpio high to prevent power drain from the led
     if (pin_number == 9) {
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/m5stack_timer_camera_x/board.c

@@ -18,8 +18,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
          * when usb is disconnected or
          * the power button is released.
          */
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
     return false;

ports/espressif/boards/seeed_xiao_esp32c6/board.c

@@ -33,8 +33,7 @@
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 16) {
         // Turn on I2C power by default.
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, true);
+        config_pin_as_output_with_level(pin_number, true);
         return true;
     }
 

ports/espressif/boards/seeed_xiao_esp32c6/mpconfigboard.mk

@@ -6,5 +6,3 @@ IDF_TARGET = esp32c6
 CIRCUITPY_ESP_FLASH_MODE = qio
 CIRCUITPY_ESP_FLASH_FREQ = 80m
 CIRCUITPY_ESP_FLASH_SIZE = 4MB
-
-CIRCUITPY_ESP_USB_SERIAL_JTAG = 1

ports/espressif/boards/sqfmi_watchy/board.c

@@ -201,20 +201,16 @@ bool board_requests_safe_mode(void) {
 
 bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     if (pin_number == 13) {
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, false);
+        config_pin_as_output_with_level(pin_number, false);
         return true;
     }
     return false;
 }
 
 void reset_board(void) {
-    gpio_set_direction(13, GPIO_MODE_OUTPUT);
-    gpio_set_level(13, false);
-
+    config_pin_as_output_with_level(13, false);
 }
 
 void board_deinit(void) {
-    gpio_set_direction(13, GPIO_MODE_DEF_OUTPUT);
-    gpio_set_level(13, false);
+    config_pin_as_output_with_level(13, false);
 }

ports/espressif/boards/sunton_esp32_2432S028/board.c

@@ -96,8 +96,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Pull the speaker pin low to reduce noise on reset
     if (pin_number == 26) {
         // Turn on TFT
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, false);
+        config_pin_as_output_with_level(pin_number, false);
         return true;
     }
     return false;

ports/espressif/boards/sunton_esp32_2432S032C/board.c

@@ -92,8 +92,7 @@ bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
     // Pull the speaker pin low to reduce noise on reset
     if (pin_number == 26) {
         // Turn on audio
-        gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
-        gpio_set_level(pin_number, false);
+        config_pin_as_output_with_level(pin_number, false);
         return true;
     }
     return false;

ports/espressif/common-hal/busio/UART.c

@@ -106,9 +106,22 @@ void common_hal_busio_uart_construct(busio_uart_obj_t *self,
     self->timeout_ms = timeout * 1000;
 
     self->uart_num = UART_NUM_MAX;
-    for (uart_port_t num = 0; num < UART_NUM_MAX; num++) {
+
+    // ESP32-C6 and ESP32-P4 both have a single LP (low power) UART, which is
+    // limited in what it can do and which pins it can use. Ignore it for now.
+    // Its UART number is higher than the numbers for the regular ("HP", high-power) UARTs.
+
+    // SOC_UART_LP_NUM is not defined for chips without an LP UART.
+    #if defined(SOC_UART_LP_NUM) && (SOC_UART_LP_NUM >= 1)
+    #define UART_LIMIT LP_UART_NUM_0
+    #else
+    #define UART_LIMIT UART_NUM_MAX
+    #endif
+
+    for (uart_port_t num = 0; num < UART_LIMIT; num++) {
         if (!uart_is_driver_installed(num)) {
             self->uart_num = num;
+            break;
         }
     }
     if (self->uart_num == UART_NUM_MAX) {
@@ -224,6 +237,7 @@ void common_hal_busio_uart_construct(busio_uart_obj_t *self,
     int rx_num = -1;
     int rts_num = -1;
     int cts_num = -1;
+
     if (have_tx) {
         claim_pin(tx);
         self->tx_pin = tx;
@@ -254,9 +268,13 @@ void common_hal_busio_uart_construct(busio_uart_obj_t *self,
         self->rts_pin = rs485_dir;
         rts_num = rs485_dir->number;
     }
+
     if (uart_set_pin(self->uart_num, tx_num, rx_num, rts_num, cts_num) != ESP_OK) {
+        // Uninstall driver and clean up.
+        common_hal_busio_uart_deinit(self);
         raise_ValueError_invalid_pins();
     }
+
     if (have_rx) {
         // On ESP32-C3 and ESP32-S3 (at least),  a junk byte with zero or more consecutive 1's can be
         // generated, even if the pin is pulled high (normal UART resting state) to begin with.

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

@@ -393,3 +393,16 @@ bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
 uint8_t common_hal_mcu_pin_number(const mcu_pin_obj_t *pin) {
     return pin ? pin->number : NO_PIN;
 }
+
+void config_pin_as_output_with_level(gpio_num_t pin_number, bool level) {
+    gpio_config_t cfg = {
+        .pin_bit_mask = BIT64(pin_number),
+        .mode = GPIO_MODE_OUTPUT,
+        .pull_up_en = false,
+        .pull_down_en = false,
+        .intr_type = GPIO_INTR_DISABLE,
+    };
+    gpio_config(&cfg);
+
+    gpio_set_level(pin_number, level);
+}

ports/espressif/common-hal/microcontroller/Pin.h

@@ -36,3 +36,7 @@ extern void clear_pin_preservations(void);
 // Return true to indicate that the pin was reset. Returning false will lead to
 // the port-default reset behavior.
 extern bool espressif_board_reset_pin_number(gpio_num_t pin_number);
+
+// Configure the IOMUX for the pin as GPIO, set the pin as output, and then set output the level.
+// This ensures the IOMUX setting is correct.
+extern void config_pin_as_output_with_level(gpio_num_t pin_number, bool level);

ports/espressif/esp-idf-config/sdkconfig-flash-120m.defaults

@@ -0,0 +1,15 @@
+CONFIG_ESPTOOLPY_FLASHFREQ_120M=y
+# CONFIG_ESPTOOLPY_FLASHFREQ_80M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_64M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_60M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_48M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_40M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_32M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_30M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_26M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_24M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_20M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_16M is not set
+# CONFIG_ESPTOOLPY_FLASHFREQ_15M is not set
+CONFIG_ESPTOOLPY_FLASHFREQ_80M_DEFAULT=y
+CONFIG_SPI_FLASH_UNDER_HIGH_FREQ=y