Add seeed xiao rp2350 board (#2533)

Author: Cincinnatu

README.md

@@ -82,6 +82,7 @@ Read the [Contributing Guide](https://github.com/earlephilhower/arduino-pico/blo
 * Sea-Picro
 * Seeed Indicator RP2040
 * Seeed XIAO RP2040
+* Seeed XIAO RP2350
 * Silicognition RP2040-Shim
 * Solder Party RP2040 Stamp
 * Solder Party RP2350 Stamp

boards.txt

@@ -290,6 +290,9 @@
                   {
                      "name": "Seeed XIAO RP2040"
                   },
+                  {
+                     "name": "Seeed XIAO RP2350"
+                  },
                   {
                      "name": "VCC-GND YD RP2040"
                   },

package/package_pico_index.template.json

@@ -0,0 +1,56 @@
+{
+    "build": {
+        "arduino": {
+            "earlephilhower": {
+                "boot2_source": "none.S",
+                "usb_vid": "0x2886",
+                "usb_pid": "0x0058"
+            }
+        },
+        "core": "earlephilhower",
+        "cpu": "cortex-m33",
+        "extra_flags": "-DARDUINO_SEEED_XIAO_RP2350 -DARDUINO_ARCH_RP2040 -DUSBD_MAX_POWER_MA=250 ",
+        "f_cpu": "150000000L",
+        "hwids": [
+            [
+                "0x2E8A",
+                "0x00C0"
+            ],
+            [
+                "0x2886",
+                "0x0058"
+            ]
+        ],
+        "mcu": "rp2350",
+        "variant": "seeed_xiao_rp2350"
+    },
+    "debug": {
+        "jlink_device": "RP2350_0",
+        "openocd_target": "rp2350.cfg",
+        "svd_path": "rp2350.svd"
+    },
+    "frameworks": [
+        "arduino"
+    ],
+    "name": "XIAO RP2350",
+    "upload": {
+        "maximum_ram_size": 524288,
+        "maximum_size": 16777216,
+        "require_upload_port": true,
+        "native_usb": true,
+        "use_1200bps_touch": true,
+        "wait_for_upload_port": false,
+        "protocol": "picotool",
+        "protocols": [
+            "blackmagic",
+            "cmsis-dap",
+            "jlink",
+            "raspberrypi-swd",
+            "picotool",
+            "picoprobe"
+        ],
+        "psram_length": 8388608
+    },
+    "url": "https://www.seeedstudio.com/Seeed-XIAO-RP2350-p-5944.html",
+    "vendor": "Seeed"
+}

tools/json/seeed_xiao_rp2350.json

@@ -637,6 +637,7 @@ def MakeBoardJSON(name, chip, vendor_name, product_name, vid, pid, pwr, boarddef
 # Seeed
 MakeBoard("seeed_indicator_rp2040", "rp2040", "Seeed", "INDICATOR RP2040", "0x2886", "0x0050", 250, "SEEED_INDICATOR_RP2040", 2, 0, "boot2_w25q080_2_padded_checksum")
 MakeBoard("seeed_xiao_rp2040", "rp2040", "Seeed", "XIAO RP2040", "0x2e8a", "0x000a", 250, "SEEED_XIAO_RP2040", 2, 0, "boot2_w25q080_2_padded_checksum")
+MakeBoard("seeed_xiao_rp2350", "rp2350", "Seeed", "XIAO RP2350", "0x2886", "0x0058", 250, "SEEED_XIAO_RP2350", 16, 8, "none", None, "https://www.seeedstudio.com/Seeed-XIAO-RP2350-p-5944.html")
 
 # VCC-GND YD-2040 - Use generic SPI/4 because boards seem to come with varied flash modules but same name
 MakeBoard('vccgnd_yd_rp2040', "rp2040", "VCC-GND", "YD RP2040", "0x2e8a", "0x800a", 500, "YD_RP2040", 16, 0, "boot2_generic_03h_4_padded_checksum")

tools/makeboards.py

@@ -0,0 +1,50 @@
+#pragma once
+
+
+// Pin definitions taken from:
+//    https://www.seeedstudio.com/Seeed-XIAO-RP2350-p-5944.html
+
+
+
+
+// LEDs
+#define PIN_LED        (25u)
+
+
+// Serial
+#define PIN_SERIAL1_TX (0u)
+#define PIN_SERIAL1_RX (1u)
+
+
+#define PIN_SERIAL2_TX (20u)
+#define PIN_SERIAL2_RX (21u)
+
+
+// SPI
+#define PIN_SPI0_MISO  (4u)
+#define PIN_SPI0_MOSI  (3u)
+#define PIN_SPI0_SCK   (2u)
+#define PIN_SPI0_SS    (5u)
+
+
+#define PIN_SPI1_MISO  (12u)
+#define PIN_SPI1_MOSI  (11u)
+#define PIN_SPI1_SCK   (10u)
+#define PIN_SPI1_SS    (9u)
+
+
+// Wire
+#define PIN_WIRE0_SDA  (16u)
+#define PIN_WIRE0_SCL  (17u)
+
+
+#define PIN_WIRE1_SDA  (6u)
+#define PIN_WIRE1_SCL  (7u)
+
+
+#define SERIAL_HOWMANY (3u)
+#define SPI_HOWMANY    (2u)
+#define WIRE_HOWMANY   (2u)
+
+
+#include "../generic/common.h"