Add support for Particle Argon, Boron and Xenon boards

Makefile

@@ -256,6 +256,12 @@ smoketest:
 	@$(MD5SUM) test.hex
 	$(TINYGO) build -size short -o test.hex -target=pyportal            examples/blinky1
 	@$(MD5SUM) test.hex
+	$(TINYGO) build -size short -o test.hex -target=particle-argon      examples/blinky1
+	@$(MD5SUM) test.hex
+	$(TINYGO) build -size short -o test.hex -target=particle-boron      examples/blinky1
+	@$(MD5SUM) test.hex
+	$(TINYGO) build -size short -o test.hex -target=particle-xenon      examples/blinky1
+	@$(MD5SUM) test.hex
 	$(TINYGO) build -size short -o test.hex -target=nucleo-f103rb       examples/blinky1
 	@$(MD5SUM) test.hex
 	$(TINYGO) build -size short -o test.hex -target=pinetime-devkit0    examples/blinky1

README.md

@@ -66,6 +66,9 @@ The following 28 microcontroller boards are currently supported:
 * [Nordic Semiconductor PCA10031](https://www.nordicsemi.com/eng/Products/nRF51-Dongle)
 * [Nordic Semiconductor PCA10040](https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy/nRF52-DK)
 * [Nordic Semiconductor PCA10056](https://www.nordicsemi.com/Software-and-Tools/Development-Kits/nRF52840-DK)
+* [Particle Argon](https://docs.particle.io/datasheets/wi-fi/argon-datasheet/)
+* [Particle Boron](https://docs.particle.io/datasheets/cellular/boron-datasheet/)
+* [Particle Xenon](https://docs.particle.io/datasheets/discontinued/xenon-datasheet/)
 * [Phytec reel board](https://www.phytec.eu/product-eu/internet-of-things/reelboard/)
 * [PineTime DevKit](https://www.pine64.org/pinetime/)
 * [SiFIve HiFive1](https://www.sifive.com/boards/hifive1)

src/machine/board_particle_argon.go

@@ -0,0 +1,96 @@
+// +build particle_argon
+
+package machine
+
+const HasLowFrequencyCrystal = true
+
+// More info: https://docs.particle.io/datasheets/wi-fi/argon-datasheet/
+// Board diagram: https://docs.particle.io/assets/images/argon/argon-block-diagram.png
+
+// LEDs
+const (
+	LED       Pin = 44
+	LED_GREEN Pin = 14
+	LED_RED   Pin = 13
+	LED_BLUE  Pin = 15
+)
+
+// GPIOs
+const (
+	A0  Pin = 3
+	A1  Pin = 4
+	A2  Pin = 28
+	A3  Pin = 29
+	A4  Pin = 30
+	A5  Pin = 31
+	D0  Pin = 26 // Also SDA
+	D1  Pin = 27 // Also SCL
+	D2  Pin = 33
+	D3  Pin = 34
+	D4  Pin = 40
+	D5  Pin = 42
+	D6  Pin = 43
+	D7  Pin = 44 // Also LED
+	D8  Pin = 35
+	D9  Pin = 6  // Also TX
+	D10 Pin = 8  // Also RX
+	D11 Pin = 46 // Also MISO
+	D12 Pin = 45 // Also MOSI
+	D13 Pin = 47 // Also SCK
+)
+
+// UART
+var (
+	Serial = USB
+	UART0  = NRF_UART0
+)
+
+const (
+	UART_TX_PIN Pin = 6
+	UART_RX_PIN Pin = 8
+)
+
+// I2C pins
+const (
+	SDA_PIN Pin = 26
+	SCL_PIN Pin = 27
+)
+
+// SPI pins
+const (
+	SPI0_SCK_PIN  Pin = 47
+	SPI0_MOSI_PIN Pin = 45
+	SPI0_MISO_PIN Pin = 46
+)
+
+// Internal 4MB SPI Flash
+const (
+	SPI1_SCK_PIN  Pin = 19
+	SPI1_MOSI_PIN Pin = 20
+	SPI1_MISO_PIN Pin = 21
+	SPI1_CS_PIN   Pin = 17
+	SPI1_WP_PIN   Pin = 22
+	SPI1_HOLD_PIN Pin = 23
+)
+
+// ESP32 coprocessor
+const (
+	ESP32_TXD_PIN       Pin = 36
+	ESP32_RXD_PIN       Pin = 37
+	ESP32_CTS_PIN       Pin = 39
+	ESP32_RTS_PIN       Pin = 38
+	ESP32_BOOT_MODE_PIN Pin = 16
+	ESP32_WIFI_EN_PIN   Pin = 24
+	ESP32_HOST_WK_PIN   Pin = 7
+)
+
+// Other peripherals
+const (
+	MODE_BUTTON_PIN   Pin = 11
+	CHARGE_STATUS_PIN Pin = 41
+	LIPO_VOLTAGE_PIN  Pin = 5
+	PCB_ANTENNA_PIN   Pin = 2
+	EXTERNAL_UFL_PIN  Pin = 25
+	NFC1_PIN          Pin = 9
+	NFC2_PIN          Pin = 10
+)

src/machine/board_particle_boron.go

@@ -0,0 +1,99 @@
+// +build particle_boron
+
+package machine
+
+const HasLowFrequencyCrystal = true
+
+// More info: https://docs.particle.io/datasheets/cellular/boron-datasheet/
+// Board diagram: https://docs.particle.io/assets/images/boron/boron-block-diagram.png
+
+// LEDs
+const (
+	LED       Pin = 44
+	LED_GREEN Pin = 14
+	LED_RED   Pin = 13
+	LED_BLUE  Pin = 15
+)
+
+// GPIOs
+const (
+	A0  Pin = 3
+	A1  Pin = 4
+	A2  Pin = 28
+	A3  Pin = 29
+	A4  Pin = 30
+	A5  Pin = 31
+	D0  Pin = 26 // Also SDA
+	D1  Pin = 27 // Also SCL
+	D2  Pin = 33
+	D3  Pin = 34
+	D4  Pin = 40
+	D5  Pin = 42
+	D6  Pin = 43
+	D7  Pin = 44 // Also LED
+	D8  Pin = 35
+	D9  Pin = 6  // Also TX
+	D10 Pin = 8  // Also RX
+	D11 Pin = 46 // Also MISO
+	D12 Pin = 45 // Also MOSI
+	D13 Pin = 47 // Also SCK
+)
+
+// UART
+var (
+	Serial = USB
+	UART0  = NRF_UART0
+)
+
+const (
+	UART_TX_PIN Pin = 6
+	UART_RX_PIN Pin = 8
+)
+
+// I2C pins
+const (
+	SDA_PIN Pin = 26
+	SCL_PIN Pin = 27
+
+	// Internal I2C with MAX17043 (Fuel gauge) and BQ24195 (Power management) chips on it
+	SDA1_PIN Pin = 24
+	SCL1_PIN Pin = 41
+	INT1_PIN Pin = 5
+)
+
+// SPI pins
+const (
+	SPI0_SCK_PIN  Pin = 47
+	SPI0_MOSI_PIN Pin = 45
+	SPI0_MISO_PIN Pin = 46
+)
+
+// Internal 4MB SPI Flash
+const (
+	SPI1_SCK_PIN  Pin = 19
+	SPI1_MOSI_PIN Pin = 20
+	SPI1_MISO_PIN Pin = 21
+	SPI1_CS_PIN   Pin = 17
+	SPI1_WP_PIN   Pin = 22
+	SPI1_HOLD_PIN Pin = 23
+)
+
+// u-blox SARA coprocessor
+const (
+	SARA_TXD_PIN      Pin = 37
+	SARA_RXD_PIN      Pin = 36
+	SARA_CTS_PIN      Pin = 38
+	SARA_RTS_PIN      Pin = 39
+	SARA_RESET_PIN    Pin = 12
+	SARA_POWER_ON_PIN Pin = 16
+	SARA_BUFF_EN_PIN  Pin = 25
+	SARA_VINT_PIN     Pin = 2
+)
+
+// Other peripherals
+const (
+	MODE_BUTTON_PIN Pin = 11
+	ANTENNA_SEL_PIN Pin = 7 // Low: chip antenna, High: External uFL
+	NFC1_PIN        Pin = 9
+	NFC2_PIN        Pin = 10
+)

src/machine/board_particle_xenon.go

@@ -0,0 +1,85 @@
+// +build particle_xenon
+
+package machine
+
+const HasLowFrequencyCrystal = true
+
+// More info: https://docs.particle.io/datasheets/discontinued/xenon-datasheet/
+// Board diagram: https://docs.particle.io/assets/images/xenon/xenon-block-diagram.png
+
+// LEDs
+const (
+	LED       Pin = 44
+	LED_GREEN Pin = 14
+	LED_RED   Pin = 13
+	LED_BLUE  Pin = 15
+)
+
+// GPIOs
+const (
+	A0  Pin = 3
+	A1  Pin = 4
+	A2  Pin = 28
+	A3  Pin = 29
+	A4  Pin = 30
+	A5  Pin = 31
+	D0  Pin = 26 // Also SDA
+	D1  Pin = 27 // Also SCL
+	D2  Pin = 33
+	D3  Pin = 34
+	D4  Pin = 40
+	D5  Pin = 42
+	D6  Pin = 43
+	D7  Pin = 44 // Also LED
+	D8  Pin = 35
+	D9  Pin = 6  // Also TX
+	D10 Pin = 8  // Also RX
+	D11 Pin = 46 // Also MISO
+	D12 Pin = 45 // Also MOSI
+	D13 Pin = 47 // Also SCK
+)
+
+// UART
+var (
+	Serial = USB
+	UART0  = NRF_UART0
+)
+
+const (
+	UART_TX_PIN Pin = 6
+	UART_RX_PIN Pin = 8
+)
+
+// I2C pins
+const (
+	SDA_PIN Pin = 26
+	SCL_PIN Pin = 27
+)
+
+// SPI pins
+const (
+	SPI0_SCK_PIN  Pin = 47
+	SPI0_MOSI_PIN Pin = 45
+	SPI0_MISO_PIN Pin = 46
+)
+
+// Internal 4MB SPI Flash
+const (
+	SPI1_SCK_PIN  Pin = 19
+	SPI1_MOSI_PIN Pin = 20
+	SPI1_MISO_PIN Pin = 21
+	SPI1_CS_PIN   Pin = 17
+	SPI1_WP_PIN   Pin = 22
+	SPI1_HOLD_PIN Pin = 23
+)
+
+// Other peripherals
+const (
+	MODE_BUTTON_PIN   Pin = 11
+	CHARGE_STATUS_PIN Pin = 41
+	LIPO_VOLTAGE_PIN  Pin = 5
+	PCB_ANTENNA_PIN   Pin = 24
+	EXTERNAL_UFL_PIN  Pin = 25
+	NFC1_PIN          Pin = 9
+	NFC2_PIN          Pin = 10
+)

src/machine/machine_nrf.go

@@ -79,8 +79,13 @@ func (uart UART) Configure(config UARTConfig) {
 
 	uart.SetBaudRate(config.BaudRate)
 
-	// Set TX and RX pins from board.
-	uart.setPins(UART_TX_PIN, UART_RX_PIN)
+	// Set TX and RX pins
+	if config.TX == 0 && config.RX == 0 {
+		// Use default pins
+		uart.setPins(UART_TX_PIN, UART_RX_PIN)
+	} else {
+		uart.setPins(config.TX, config.RX)
+	}
 
 	nrf.UART0.ENABLE.Set(nrf.UART_ENABLE_ENABLE_Enabled)
 	nrf.UART0.TASKS_STARTTX.Set(1)

targets/particle-3rd-gen.json

@@ -0,0 +1,6 @@
+{
+	"inherits": ["nrf52840"],
+	"build-tags": ["particle_3rd_gen"],
+	"flash-method": "openocd",
+	"openocd-interface": "cmsis-dap"
+}

targets/particle-argon.json

@@ -0,0 +1,4 @@
+{
+	"inherits": ["particle-3rd-gen"],
+	"build-tags": ["particle_argon"]
+}

targets/particle-boron.json

@@ -0,0 +1,4 @@
+{
+	"inherits": ["particle-3rd-gen"],
+	"build-tags": ["particle_boron"]
+}

targets/particle-xenon.json

@@ -0,0 +1,4 @@
+{
+	"inherits": ["particle-3rd-gen"],
+	"build-tags": ["particle_xenon"]
+}