Initial Arduino Nano RP2040 Connect support (#212)

Thanks to @Claupio for the bringup!
Reference #208

README.md

@@ -17,6 +17,7 @@ See https://arduino-pico.readthedocs.io/en/latest/ along with the examples for m
 * Adafruit QTPy RP2040
 * Adafruit STEMMA Friend RP2040
 * Adafruit Trinkey RP2040 QT
+* Arduino Nano RP2040 Connect (preliminary)
 * SparkFun ProMicro RP2040
 * Generic (configurable flash, I/O pins)
 

package/package_pico_index.template.json

@@ -38,6 +38,9 @@
                   {
                      "name": "Adafruit Trinkey RP2040 QT"
                   },
+                  {
+                     "name": "Arduino Nano RP2040 Connect"
+                  },
                   {
                      "name": "SparkFun ProMicro RP2040"
                   },

tools/makeboards.py

@@ -126,6 +126,7 @@ MakeBoard("adafruit_qtpy", "Adafruit", "QT Py RP2040", "0x239a", "0x80f7", "ADAF
 MakeBoard("adafruit_stemmafriend", "Adafruit", "STEMMA Friend RP2040", "0x239a", "0x80e3", "ADAFRUIT_STEMMAFRIEND_RP2040", 8, "boot2_w25q080_2_padded_checksum")
 MakeBoard("adafruit_trinkeyrp2040qt", "Adafruit", "Trinkey RP2040 QT", "0x239a", "0x8109", "ADAFRUIT_TRINKEYQT_RP2040", 8, "boot2_w25q080_2_padded_checksum")
 MakeBoard("adafruit_macropad2040", "Adafruit", "MacroPad RP2040", "0x239a", "0x8107", "ADAFRUIT_MACROPAD_RP2040", 8, "boot2_w25q080_2_padded_checksum")
+MakeBoard("arduino_nano_connect", "Arduino", "Nano RP2040 Connect", "0x2341", "0x0058", "ARDUINO_NANO_RP2040_CONNECT", 16, "boot2_w25q080_2_padded_checksum")
 MakeBoard("sparkfun_promicrorp2040", "SparkFun", "ProMicro RP2040", "0x1b4f", "0x0026", "SPARKFUN_PROMICRO_RP2040", 16, "boot2_generic_03h_4_padded_checksum")
 MakeBoard("generic", "Generic", "RP2040", "0x2e8a", "0xf00a", "GENERIC_RP2040", 16, "boot2_generic_03h_4_padded_checksum")
 

variants/arduino_nano_connect/PinArduino.txt

+/* Taken from https://github.com/arduino/ArduinoCore-mbed/tree/master/variants/NANO_RP2040_CONNECT */
+
+AnalogPinDescription g_AAnalogPinDescription[] = {
+  { p26,        NULL },    // A0
+  { p27,        NULL },    // A1
+  { p28,        NULL },    // A2
+  { p29,        NULL },    // A3
+};
+
+PinDescription g_APinDescription[] = {
+  // D0 - D7
+  { p1,         NULL, NULL, NULL },    // D0
+  { p0,         NULL, NULL, NULL },    // D1
+  { p25,        NULL, NULL, NULL },    // D2
+  { p15,        NULL, NULL, NULL },    // D3
+  { p16,        NULL, NULL, NULL },    // D4
+  { p17,        NULL, NULL, NULL },    // D5
+  { p18,        NULL, NULL, NULL },    // D6
+  { p19,        NULL, NULL, NULL },    // D7
+
+  // D8 - D13
+  { p20,        NULL, NULL, NULL },    // D8
+  { p21,        NULL, NULL, NULL },    // D9
+  { p5,         NULL, NULL, NULL },    // D10
+  { p7,         NULL, NULL, NULL },    // D11 / SPITX
+  { p4,         NULL, NULL, NULL },    // D12 / SPIRX
+  { p6,         NULL, NULL, NULL },    // D13 / SPICLK / LEDB 
+
+  // Analog as digital
+  // A4 to A7 are controlled by Nina module and exposed via different APIs
+  { p26,        NULL, NULL, NULL },    // A0 -> D14
+  { p27,        NULL, NULL, NULL },    // A1 -> D15
+  { p28,        NULL, NULL, NULL },    // A2 -> D16
+  { p29,        NULL, NULL, NULL },    // A3 -> D17
+
+  // I2C
+  { p12,        NULL, NULL, NULL },    // A4 / SDA  -> D18
+  { p13,        NULL, NULL, NULL },    // A5 / SCL  -> D19
+
+  // Internal pins - D20 - D23
+  { p2,         NULL, NULL, NULL },    // GPIO0
+  { p24,        NULL, NULL, NULL },    // IMU IRQ
+  { p22,        NULL, NULL, NULL },    // PDM DATA IN
+  { p23,        NULL, NULL, NULL },    // PDM CLOCK
+
+  // Internal pins Nina - D24 - D29
+  { p3,         NULL, NULL, NULL },    // RESET_NINA
+  { p8,         NULL, NULL, NULL },    // SPI1_CIPO / UART1_TX
+  { p9,         NULL, NULL, NULL },    // SPI1_CS / UART1_RX
+  { p10,        NULL, NULL, NULL },    // SPI1_ACK / UART1_CTS
+  { p11,        NULL, NULL, NULL },    // SPI1_COPI / UART1_RTS
+  { p14,        NULL, NULL, NULL },    // SPI1_SCK
+};

variants/arduino_nano_connect/nina_pins.h

+/* Taken from https://github.com/arduino/ArduinoCore-mbed/tree/master/variants/NANO_RP2040_CONNECT */
+
+#ifndef _NINA_PINS_
+#define _NINA_PINS_
+
+/******************************************************************************
+ * INCLUDE
+ ******************************************************************************/
+
+#include "Arduino.h"
+//#include "WiFiNINA.h"
+/******************************************************************************
+ * PREPROCESSOR-MAGIC
+ ******************************************************************************/
+
+#if __has_include("WiFiNINA.h")
+#  define NINA_ATTRIBUTE
+#else
+#  define NINA_ATTRIBUTE __attribute__ ((error("Please include WiFiNINA.h to use this pin")))
+#endif
+
+/******************************************************************************
+ * TYPEDEF
+ ******************************************************************************/
+
+enum NinaPin {
+  LEDR = 27,
+  LEDG = 25,
+  LEDB = 26//,
+  //A4   = 34,
+  //A5   = 39,
+  //A6   = 36,
+  //A7   = 35
+};
+
+/******************************************************************************
+ * FUNCTION DECLARATION
+ ******************************************************************************/
+
+void      NINA_ATTRIBUTE pinMode     (NinaPin pin, PinMode mode);
+PinStatus NINA_ATTRIBUTE digitalRead (NinaPin pin);
+void      NINA_ATTRIBUTE digitalWrite(NinaPin pin, PinStatus value);
+int       NINA_ATTRIBUTE analogRead  (NinaPin pin);
+void      NINA_ATTRIBUTE analogWrite (NinaPin pin, int value);
+
+#undef NINA_ATTRIBUTE
+
+#endif /* _NINA_PINS_ */

variants/arduino_nano_connect/pins_arduino.h

+/* Taken from https://github.com/arduino/ArduinoCore-mbed/tree/master/variants/NANO_RP2040_CONNECT */
+
+#pragma once
+
+// Pin definitions taken from:
+//    https://datasheets.raspberrypi.org/pico/pico-datasheet.pdf
+static const uint8_t D0 = (1u);
+static const uint8_t D1 = (0u);
+static const uint8_t D2 = (25u);
+static const uint8_t D3 = (15u);
+static const uint8_t D4 = (16u);
+static const uint8_t D5 = (17u);
+static const uint8_t D6 = (18u);
+static const uint8_t D7 = (19u);
+static const uint8_t D8 = (20u);
+static const uint8_t D9 = (21u);
+static const uint8_t D10 = (5u);
+static const uint8_t D11 = (7u);
+static const uint8_t D12 = (4u);
+static const uint8_t D13 = (6u);
+static const uint8_t D14 = (26u);
+static const uint8_t D15 = (27u);
+static const uint8_t D16 = (28u);
+static const uint8_t D17 = (29u); 
+static const uint8_t D18 = (12u); 
+static const uint8_t D19 = (13u); 
+static const uint8_t D20 = (2u);
+static const uint8_t D21 = (24u);
+static const uint8_t D22 = (22u);
+static const uint8_t D23 = (23u);
+static const uint8_t D24 = (3u);
+static const uint8_t D25 = (8u);
+static const uint8_t D26 = (9u);
+static const uint8_t D27 = (10u);
+static const uint8_t D28 = (11u);
+static const uint8_t D29 = (14u);
+
+static const uint8_t A0 = (26u);
+static const uint8_t A1 = (27u);
+static const uint8_t A2 = (28u);
+static const uint8_t A3 = (29u);
+static const uint8_t A4 = (12u);
+static const uint8_t A5 = (13u);
+
+// LEDs
+#define PIN_LED        (D13)
+
+// Serial
+#define PIN_SERIAL1_TX (D1)
+#define PIN_SERIAL1_RX (D0)
+
+#define PIN_SERIAL2_TX (D25)
+#define PIN_SERIAL2_RX (D26)
+
+// SPI
+#define PIN_SPI0_MISO  (D12)
+#define PIN_SPI0_MOSI  (D11)
+#define PIN_SPI0_SCK   (D13)
+#define PIN_SPI0_SS    (13u)//(D10)
+
+#define PIN_SPI1_MISO  (D25)
+#define PIN_SPI1_MOSI  (D28)
+#define PIN_SPI1_SCK   (D29)
+#define PIN_SPI1_SS    (13u)
+
+// Wire
+#define PIN_WIRE0_SDA  (D18)
+#define PIN_WIRE0_SCL  (D19)
+
+#define PIN_WIRE1_SDA  (26u) //Non c'è
+#define PIN_WIRE1_SCL  (27u) //Non c'è
+
+#define SERIAL_HOWMANY (3u)
+#define SPI_HOWMANY    (2u)
+#define WIRE_HOWMANY   (1u)
+
+#define PINS_COUNT          (30u)
+#define NUM_DIGITAL_PINS    (30u)
+#define NUM_ANALOG_INPUTS   (4u)
+#define NUM_ANALOG_OUTPUTS  (0u)
+#define ADC_RESOLUTION      (12u)
+
+#define LED_BUILTIN PIN_LED
+#define DigitalPinToPinName(p) (p)
+
+static const uint8_t SS = PIN_SPI0_SS;
+static const uint8_t MOSI = PIN_SPI0_MOSI;
+static const uint8_t MISO = PIN_SPI0_MISO;
+static const uint8_t SCK = PIN_SPI0_SCK;
+
+//Nina support
+
+#define NINA_RESETN		(D24)
+#define SerialNina		Serial3
+#define SerialHCI		Serial2
+
+//#define NINA_GPIOIRQ	(21u) // LEDG pin (GPIO26 on NINA)
+#define NINA_GPIO0		(20u) // real GPIO0 on NINA
+
+#define SPIWIFI_SS		(D26)
+#define SPIWIFI_ACK		(D27)
+#define SPIWIFI_RESET	(NINA_RESETN)
+#define SPIWIFI 		(SPI1)
+
+//Cose copiate a caso
+
+#define SERIAL_PORT_USBVIRTUAL      SerialUSB
+#define SERIAL_PORT_MONITOR         SerialUSB
+#define SERIAL_PORT_HARDWARE        Serial1
+#define SERIAL_PORT_HARDWARE_OPEN   Serial2
+
+#define CRYPTO_WIRE		Wire
+
+#define USB_MAX_POWER	(500)
+#include "nina_pins.h"