UF2: Enable support for Raspberry Pi RP2350

Add UF2 Family ID for Raspberry Pi 2350 and build
UF2 image by default for Pico 2 board

Signed-off-by: Ryan Grachek <grachek@gmail.com>
Signed-off-by: Andrew Featherstone <andrew.featherstone@gmail.com>

Kconfig.zephyr

@@ -794,6 +794,7 @@ config BUILD_OUTPUT_UF2_FAMILY_ID
 	default "0x4fb2d5bd" if SOC_SERIES_IMXRT10XX || SOC_SERIES_IMXRT11XX
 	default "0x2abc77ec" if SOC_SERIES_LPC55XXX
 	default "0xe48bff56" if SOC_SERIES_RP2040
+	default "0xe48bff57" if SOC_SERIES_RP2350
 	default "0x68ed2b88" if SOC_SERIES_SAMD21
 	default "0x55114460" if SOC_SERIES_SAMD51
 	default "0x647824b6" if SOC_SERIES_STM32F0X

boards/raspberrypi/rpi_pico2/board.cmake

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
+board_runner_args(uf2 "--board-id=RP2350")
+
+include(${ZEPHYR_BASE}/boards/common/uf2.board.cmake)

boards/raspberrypi/rpi_pico2/rpi_pico2_rp2350a_m33_defconfig

@@ -1,6 +1,7 @@
 # This configuration is orthogonal to whether the Cortex-M33 or Hazard3 cores
 # are in use, but Zephyr does not support providing a qualifier-agnostic
 # _defconfig file.
+CONFIG_BUILD_OUTPUT_UF2=y
 CONFIG_CLOCK_CONTROL=y
 CONFIG_CONSOLE=y
 CONFIG_GPIO=y

scripts/build/uf2families.json

@@ -189,6 +189,11 @@
         "short_name": "RP2040",
         "description": "Raspberry Pi RP2040"
     },
+    {
+        "id": "0xe48bff57",
+        "short_name": "RP2350",
+        "description": "Raspberry Pi RP2350"
+    },
     {
         "id": "0x00ff6919",
         "short_name": "STM32L4",

soc/raspberrypi/rpi_pico/rp2350/Kconfig.defconfig

@@ -5,6 +5,9 @@
 
 if SOC_SERIES_RP2350
 
+config BUILD_OUTPUT_UF2_USE_FLASH_BASE
+	default y if BUILD_OUTPUT_UF2
+
 config NUM_IRQS
 	default 52