rp2/boards: Add support for Pololu 3pi+ and Zumo robots.

Signed-off-by: Paul Grayson <paul@pololu.com>

ports/rp2/boards/POLOLU_3PI_2040_ROBOT/board.json

+{
+    "deploy": [
+        "../deploy.md"
+    ],
+    "docs": "",
+    "features": [
+        "USB-C",
+        "IMU",
+        "RGB LED",
+        "Display",
+        "Dual-core",
+        "External Flash"
+    ],
+    "images": [
+        "pololu_3pi_2040_robot.jpg"
+    ],
+    "mcu": "rp2040",
+    "product": "Pololu 3pi+ 2040 Robot",
+    "thumbnail": "",
+    "url": "https://www.pololu.com/3pi",
+    "vendor": "Pololu"
+}

ports/rp2/boards/POLOLU_3PI_2040_ROBOT/mpconfigboard.cmake

+# cmake file for Pololu 3pi+ 2040 Robot

ports/rp2/boards/POLOLU_3PI_2040_ROBOT/mpconfigboard.h

+#pragma once
+
+// Board and hardware specific configuration
+#define MICROPY_HW_BOARD_NAME                   "Pololu 3pi+ 2040 Robot"
+#define MICROPY_HW_FLASH_STORAGE_BYTES          (15 * 1024 * 1024)
+
+#define MICROPY_HW_USB_MSC (1)
+#define MICROPY_HW_USB_VID (0x1FFB)
+#define MICROPY_HW_USB_PID (0x2043)
+#define MICROPY_HW_USB_DESC_STR_MAX (40)
+#define MICROPY_HW_USB_MANUFACTURER_STRING "Pololu Corporation"
+#define MICROPY_HW_USB_PRODUCT_FS_STRING MICROPY_HW_BOARD_NAME " MicroPython"
+
+#define MICROPY_BANNER_MACHINE MICROPY_HW_BOARD_NAME
+
+#define MICROPY_HW_I2C_NO_DEFAULT_PINS (1)
+#define MICROPY_HW_SPI_NO_DEFAULT_PINS (1)
+#define MICROPY_HW_UART_NO_DEFAULT_PINS (1)

ports/rp2/boards/POLOLU_3PI_2040_ROBOT/pins.csv

+GP0,GPIO0
+GP1,GPIO1
+GP2,GPIO2
+GP3,GPIO3
+GP4,GPIO4
+GP5,GPIO5
+GP6,GPIO6
+GP7,GPIO7
+GP8,GPIO8
+GP9,GPIO9
+GP10,GPIO10
+GP11,GPIO11
+GP12,GPIO12
+GP13,GPIO13
+GP14,GPIO14
+GP15,GPIO15
+GP16,GPIO16
+GP17,GPIO17
+GP18,GPIO18
+GP19,GPIO19
+GP20,GPIO20
+GP21,GPIO21
+GP22,GPIO22
+GP23,GPIO23
+GP24,GPIO24
+GP25,GPIO25
+GP26,GPIO26
+GP27,GPIO27
+GP28,GPIO28
+GP29,GPIO29
+LED,GPIO25

ports/rp2/boards/POLOLU_ZUMO_2040_ROBOT/board.json

+{
+    "deploy": [
+        "../deploy.md"
+    ],
+    "docs": "",
+    "features": [
+        "USB-C",
+        "JST-SH",
+        "IMU",
+        "RGB LED",
+        "Display",
+        "Dual-core",
+        "External Flash"
+    ],
+    "images": [
+        "pololu_zumo_2040_robot.jpg"
+    ],
+    "mcu": "rp2040",
+    "product": "Pololu Zumo 2040 Robot",
+    "thumbnail": "",
+    "url": "https://www.pololu.com/zumo",
+    "vendor": "Pololu"
+}

ports/rp2/boards/POLOLU_ZUMO_2040_ROBOT/mpconfigboard.cmake

+# cmake file for Pololu Zumo 2040 Robot
+
+# This board is not yet in upstream pico-sdk, so define it here
+# See also: https://github.com/raspberrypi/pico-sdk/tree/master/src/boards/include/boards
+list(APPEND PICO_BOARD_HEADER_DIRS ${MICROPY_BOARD_DIR})

ports/rp2/boards/POLOLU_ZUMO_2040_ROBOT/mpconfigboard.h

+#pragma once
+
+// Board and hardware specific configuration
+#define MICROPY_HW_BOARD_NAME                   "Pololu Zumo 2040 Robot"
+#define MICROPY_HW_FLASH_STORAGE_BYTES          (15 * 1024 * 1024)
+
+#define MICROPY_HW_USB_MSC (1)
+#define MICROPY_HW_USB_VID (0x1FFB)
+#define MICROPY_HW_USB_PID (0x2044)
+#define MICROPY_HW_USB_DESC_STR_MAX (40)
+#define MICROPY_HW_USB_MANUFACTURER_STRING "Pololu Corporation"
+#define MICROPY_HW_USB_PRODUCT_FS_STRING MICROPY_HW_BOARD_NAME " MicroPython"
+
+#define MICROPY_BANNER_MACHINE MICROPY_HW_BOARD_NAME
+
+#define MICROPY_HW_I2C_NO_DEFAULT_PINS (1)
+#define MICROPY_HW_SPI_NO_DEFAULT_PINS (1)
+#define MICROPY_HW_UART_NO_DEFAULT_PINS (1)

ports/rp2/boards/POLOLU_ZUMO_2040_ROBOT/pins.csv

+GP0,GPIO0
+GP1,GPIO1
+GP2,GPIO2
+GP3,GPIO3
+GP4,GPIO4
+GP5,GPIO5
+GP6,GPIO6
+GP7,GPIO7
+GP8,GPIO8
+GP9,GPIO9
+GP10,GPIO10
+GP11,GPIO11
+GP12,GPIO12
+GP13,GPIO13
+GP14,GPIO14
+GP15,GPIO15
+GP16,GPIO16
+GP17,GPIO17
+GP18,GPIO18
+GP19,GPIO19
+GP20,GPIO20
+GP21,GPIO21
+GP22,GPIO22
+GP23,GPIO23
+GP24,GPIO24
+GP25,GPIO25
+GP26,GPIO26
+GP27,GPIO27
+GP28,GPIO28
+GP29,GPIO29
+LED,GPIO25

ports/rp2/boards/POLOLU_ZUMO_2040_ROBOT/pololu_zumo_2040_robot.h

+/*
+ * Copyright (c) 2023 Raspberry Pi (Trading) Ltd.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+// -----------------------------------------------------
+// NOTE: THIS HEADER IS ALSO INCLUDED BY ASSEMBLER SO
+//       SHOULD ONLY CONSIST OF PREPROCESSOR DIRECTIVES
+// -----------------------------------------------------
+
+#ifndef _POLOLU_ZUMO_2040_ROBOT_H
+#define _POLOLU_ZUMO_2040_ROBOT_H
+
+// For board detection
+#define POLOLU_ZUMO_2040_ROBOT
+
+#define PICO_DEFAULT_LED_PIN 25
+#define PICO_BOOT_STAGE2_CHOOSE_W25Q080 1
+#define PICO_FLASH_SPI_CLKDIV 2
+#define PICO_FLASH_SIZE_BYTES (16 * 1024 * 1024)
+
+// All boards have at least the B1 revision
+#define PICO_RP2040_B0_SUPPORTED 0
+
+#endif