zephyr: Move XIAO BLE NRF52840 SENSE files into board-specific subdirectory.

bikeNomad · bikeNomad · commit 7b7a69b38a64 · 2025-07-31T08:29:49.000-07:00
Signed-off-by: Ned Konz &lt;ned@metamagix.tech&gt;
diff --git a/ports/zephyr/boards/xiao_ble_nrf52840_sense.conf b/ports/zephyr/boards/xiao_ble_nrf52840_sense.conf
@@ -3,16 +3,17 @@
 CONFIG_NETWORKING=n
 CONFIG_CONSOLE_SUBSYS=n
 
-# for PDM microphone, set CONFIG_AUDIO=y (also enable in overlay)
+# for PDM microphone, set these three to y
+# and also enable in overlay
 CONFIG_AUDIO=n
-CONFIG_AUDIO_DMIC=y
-CONFIG_AUDIO_DMIC_NRFX_PDM=y
+CONFIG_AUDIO_DMIC=n
+CONFIG_AUDIO_DMIC_NRFX_PDM=n
 
 # Enable Bluetooth
 CONFIG_BT=y
 CONFIG_BT_PERIPHERAL=y
 CONFIG_BT_CENTRAL=y
-CONFIG_BT_DEVICE_NAME="XIAO nRF52840 Sense"
+CONFIG_BT_DEVICE_NAME="XIAO BLE nRF52840 Sense"
 CONFIG_BT_GATT_DYNAMIC_DB=y
 CONFIG_BT_DEVICE_NAME_DYNAMIC=y
 CONFIG_BT_GATT_CLIENT=y
@@ -45,9 +46,10 @@ CONFIG_MICROPY_VFS_LFS2=y
 CONFIG_MICROPY_VFS_FAT=y
 
 CONFIG_MICROPY_FROZEN_MODULES=y
-CONFIG_MICROPY_FROZEN_MANIFEST="boards/manifest_xiao_ble_nrf52840_sense.py"
-CONFIG_MICROPY_CONFIGFILE="boards/mpconfigport-xiao.h"
+CONFIG_MICROPY_FROZEN_MANIFEST="boards/xiao_ble_nrf52840_sense/manifest.py"
+CONFIG_MICROPY_CONFIGFILE="boards/xiao_ble_nrf52840_sense/mpconfigport.h"
 
+# Using PicoLibC instead of Newlib saves around 7k of flash.
 CONFIG_NEWLIB_LIBC=n
 CONFIG_PICOLIBC=y
 CONFIG_PICOLIBC_USE_MODULE=n
@@ -59,7 +61,6 @@ CONFIG_THREAD_STACK_INFO=y
 
 # For using the on-board LSM6DS accelerometer with the zsensor code.
 CONFIG_SENSOR=y
-CONFIG_LSM6DSL_TRIGGER_GLOBAL_THREAD=y # Not sure that this is useful.
 
 CONFIG_LOG=n
 CONFIG_FP16=n
diff --git a/ports/zephyr/boards/xiao_ble_nrf52840_sense/manifest.py b/ports/zephyr/boards/xiao_ble_nrf52840_sense/manifest.py
@@ -1,6 +1,3 @@
-# This is an example frozen module manifest. Enable this by configuring
-# the Zephyr project and enabling the frozen modules config feature.
-
 # freeze("../modules")
 include("$(MPY_DIR)/extmod/asyncio")
 
diff --git a/ports/zephyr/boards/xiao_ble_nrf52840_sense/mpconfigport.h b/ports/zephyr/boards/xiao_ble_nrf52840_sense/mpconfigport.h
@@ -24,22 +24,12 @@
  * THE SOFTWARE.
  */
 
-#include "mpconfigport.h"
+#include "../mpconfigport.h"
+
+#undef MICROPY_CONFIG_ROM_LEVEL
+#define MICROPY_CONFIG_ROM_LEVEL (MICROPY_CONFIG_ROM_LEVEL_EXTRA_FEATURES)
 
-#define MICROPY_PY_ASYNCIO (1)
-#define MICROPY_PY_BUILTINS_HELP_MODULES (1)
-#define MICROPY_PY_BUILTINS_INPUT (1)
-#define MICROPY_PY_COLLECTIONS_DEQUE (1)
-#define MICROPY_PY_JSON (1)
-#define MICROPY_PY_MICROPYTHON_RINGIO (1)
-#define MICROPY_PY_RANDOM (1)
-#define MICROPY_PY_RANDOM_EXTRA_FUNCS (1) // for random.uniform
-#define MICROPY_PY_RE (1)
-#define MICROPY_PY_RE_MATCH_GROUPS (1)
-#define MICROPY_PY_RE_SPAN_START_END (1)
-#define MICROPY_PY_SELECT (1)
 #define MICROPY_PY_SYS_MODULES (1)
-#define MICROPY_PY_UCTYPES (1)
 
 // This is not enabled currently, pending merge of PR #17615
 #define MICROPY_HW_ENABLE_ADC (0)
