Adafruit PyPortal Support (#800)
* machine/PyPortal: implementation, also includes refinements for other members of samd51x familty.
Этот коммит содержится в:
BCG
Ron Evans
родитель
7363bdc298
коммит
ecff6f8e0c
10 изменённых файлов: 387 добавлений и 47 удалений
2
Makefile
2
Makefile
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@ -240,6 +240,8 @@ smoketest:
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@$(MD5SUM) test.hex
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$(TINYGO) build -size short -o test.hex -target=metro-m4-airlift examples/blinky1
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@$(MD5SUM) test.hex
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$(TINYGO) build -size short -o test.hex -target=pyportal examples/blinky1
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@$(MD5SUM) test.hex
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$(TINYGO) build -size short -o test.hex -target=nucleo-f103rb examples/blinky1
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@$(MD5SUM) test.hex
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$(TINYGO) build -size short -o test.hex -target=pinetime-devkit0 examples/blinky1
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@ -43,7 +43,7 @@ See the [getting started instructions](https://tinygo.org/getting-started/) for
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You can compile TinyGo programs for microcontrollers, WebAssembly and Linux.
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The following 22 microcontroller boards are currently supported:
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The following 25 microcontroller boards are currently supported:
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* [Adafruit Circuit Playground Express](https://www.adafruit.com/product/3333)
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* [Adafruit Circuit Playground Bluefruit](https://www.adafruit.com/product/4333)
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@ -53,6 +53,7 @@ The following 22 microcontroller boards are currently supported:
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* [Adafruit ItsyBitsy M4](https://www.adafruit.com/product/3800)
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* [Adafruit Metro M4 Express Airlift](https://www.adafruit.com/product/4000)
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* [Adafruit PyBadge](https://www.adafruit.com/product/4200)
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* [Adafruit PyPortal](https://www.adafruit.com/product/4116)
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* [Adafruit Trinket M0](https://www.adafruit.com/product/3500)
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* [Arduino Nano33 IoT](https://store.arduino.cc/nano-33-iot)
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* [Arduino Uno](https://store.arduino.cc/arduino-uno-rev3)
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151
src/machine/board_pyportal.go
Обычный файл
151
src/machine/board_pyportal.go
Обычный файл
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@ -0,0 +1,151 @@
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// +build sam,atsamd51,pyportal
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package machine
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import (
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"device/sam"
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)
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// used to reset into bootloader
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const RESET_MAGIC_VALUE = 0xf01669ef
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// GPIO Pins
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const (
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D0 = PB13 // NINA_RX
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D1 = PB12 // NINA_TX
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D2 = PB22 // built-in neopixel
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D3 = PA04 // PWM available
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D4 = PA05 // PWM available
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D5 = PB16 // NINA_ACK
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D6 = PB15 // NINA_GPIO0
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D7 = PB17 // NINA_RESETN
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D8 = PB14 // NINA_CS
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D9 = PB04 // TFT_RD
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D10 = PB05 // TFT_DC
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D11 = PB06 // TFT_CS
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D12 = PB07 // TFT_TE
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D13 = PB23 // built-in LED
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D24 = PA00 // TFT_RESET
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D25 = PB31 // TFT_BACKLIGHT
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D26 = PB09 // TFT_WR
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D27 = PB02 // SDA
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D28 = PB03 // SCL
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D29 = PA12 // MOSI
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D30 = PA13 // SCK
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D31 = PA14 // MISO
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D32 = PB30 // SD_CS
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D33 = PA01 // SD_CARD_DETECT
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D34 = PA16 // LCD_DATA0
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D35 = PA17 // LCD_DATA1
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D36 = PA18 // LCD_DATA2
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D37 = PA19 // LCD_DATA3
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D38 = PA20 // LCD_DATA4
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D39 = PA21 // LCD_DATA5
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D40 = PA22 // LCD_DATA6
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D41 = PA23 // LCD_DATA7
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D42 = PB10 // QSPI
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D43 = PB11 // QSPI
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D44 = PA08 // QSPI
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D45 = PA09 // QSPI
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D46 = PA10 // QSPI
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D47 = PA11 // QSPI
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D50 = PA02 // speaker amplifier shutdown
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D51 = PA15 // NINA_RTS
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NINA_CS = D8
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NINA_ACK = D5
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NINA_GPIO0 = D6
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NINA_RESETN = D7
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NINA_TX = D1
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NINA_RX = D0
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NINA_RTS = D51
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LCD_DATA0 = D34
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TFT_RD = D9
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TFT_DC = D10
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TFT_CS = D11
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TFT_TE = D12
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TFT_RESET = D24
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TFT_BACKLIGHT = D25
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TFT_WR = D26
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NEOPIXEL = D2
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SPK_SD = D50
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)
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// Analog pins
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const (
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A0 = PA02 // ADC0/AIN[0]
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A1 = D3 // ADC0/AIN[4]
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A2 = PA07 // ADC0/AIN[7]
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A3 = D4 // ADC0/AIN[5]
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A4 = PB00 // ADC0/AIN[12]
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A5 = PB01 // ADC0/AIN[13]
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A6 = PA06 // ADC0/AIN[6]
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A7 = PB08 // ADC1/AIN[0]
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AUDIO_OUT = A0
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LIGHT = A2
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TOUCH_YD = A4
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TOUCH_XL = A5
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TOUCH_YU = A6
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TOUCH_XR = A7
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)
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const (
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LED = D13
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)
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// UART0 aka USBCDC pins
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const (
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USBCDC_DM_PIN = PA24
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USBCDC_DP_PIN = PA25
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)
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// TODO: add configuration for UART on SERCOM4 that is connected to TX/RX of ESP32
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const (
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UART_TX_PIN = NoPin
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UART_RX_PIN = NoPin
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)
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// I2C pins
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const (
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SDA_PIN = PB02 // SDA: SERCOM2/PAD[0]
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SCL_PIN = PB03 // SCL: SERCOM2/PAD[1]
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)
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// I2C on the PyPortal.
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var (
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I2C0 = I2C{Bus: sam.SERCOM5_I2CM,
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SDA: SDA_PIN,
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SCL: SCL_PIN,
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PinMode: PinSERCOMAlt}
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)
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// SPI pins
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const (
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SPI0_SCK_PIN = PA13 // SCK: SERCOM1/PAD[1]
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SPI0_MOSI_PIN = PA12 // MOSI: SERCOM1/PAD[3]
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SPI0_MISO_PIN = PA14 // MISO: SERCOM1/PAD[2]
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NINA_MOSI = SPI0_MOSI_PIN
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NINA_MISO = SPI0_MISO_PIN
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NINA_SCK = SPI0_SCK_PIN
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)
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// SPI on the PyPortal.
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var (
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SPI0 = SPI{Bus: sam.SERCOM2_SPIM,
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SCK: SPI0_SCK_PIN,
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MOSI: SPI0_MOSI_PIN,
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MISO: SPI0_MISO_PIN,
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DOpad: spiTXPad0SCK1,
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DIpad: sercomRXPad2,
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MISOPinMode: PinSERCOM,
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MOSIPinMode: PinSERCOM,
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SCKPinMode: PinSERCOM,
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}
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NINA_SPI = SPI0
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)
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@ -449,16 +449,20 @@ func (a ADC) getADCChannel() uint8 {
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return 6
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case PA07:
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return 7
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case PB00:
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return 12
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case PB01:
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return 13
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case PB02:
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return 10
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return 14
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case PB03:
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return 11
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return 15
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case PA09:
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return 17
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case PA11:
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return 19
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default:
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return 0
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panic("Invalid ADC pin")
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}
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}
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@ -1054,19 +1058,6 @@ func (spi SPI) Transfer(w byte) (byte, error) {
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// PWM
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const period = 0xFFFF
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// InitPWM initializes the PWM interface.
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func InitPWM() {
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// turn on timer clocks used for PWM
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sam.MCLK.APBBMASK.SetBits(sam.MCLK_APBBMASK_TCC0_ | sam.MCLK_APBBMASK_TCC1_)
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sam.MCLK.APBCMASK.SetBits(sam.MCLK_APBCMASK_TCC2_)
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//use clock generator 0
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sam.GCLK.PCHCTRL[25].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
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sam.GCLK_PCHCTRL_CHEN)
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sam.GCLK.PCHCTRL[29].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
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sam.GCLK_PCHCTRL_CHEN)
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}
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// Configure configures a PWM pin for output.
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func (pwm PWM) Configure() {
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// Set pin as output
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@ -1181,34 +1172,6 @@ func (pwm PWM) setPinCfg(val uint8) {
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pwm.Pin.setPinCfg(val)
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}
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// getTimer returns the timer to be used for PWM on this pin
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func (pwm PWM) getTimer() *sam.TCC_Type {
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switch pwm.Pin {
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case PA16:
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return sam.TCC1
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case PA17:
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return sam.TCC1
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case PA14:
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return sam.TCC2
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case PA15:
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return sam.TCC2
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case PA18:
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return sam.TCC1
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case PA19:
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return sam.TCC1
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case PA20:
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return sam.TCC0
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case PA21:
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return sam.TCC0
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case PA23:
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return sam.TCC0
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case PA22:
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return sam.TCC0
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default:
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return nil // not supported on this pin
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}
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}
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// setChannel sets the value for the correct channel for PWM on this pin
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func (pwm PWM) setChannel(val uint32) {
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switch pwm.Pin {
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@ -1232,6 +1195,8 @@ func (pwm PWM) setChannel(val uint32) {
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pwm.getTimer().CC[3].Set(val)
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case PA22:
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pwm.getTimer().CC[2].Set(val)
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case PB31:
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pwm.getTimer().CC[1].Set(val)
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default:
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return // not supported on this pin
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}
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@ -1260,6 +1225,8 @@ func (pwm PWM) setChannelBuffer(val uint32) {
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pwm.getTimer().CCBUF[3].Set(val)
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case PA22:
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pwm.getTimer().CCBUF[2].Set(val)
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case PB31:
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pwm.getTimer().CCBUF[1].Set(val)
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default:
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return // not supported on this pin
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}
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@ -1288,6 +1255,8 @@ func (pwm PWM) getMux() PinMode {
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return PinPWMG
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case PA22:
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return PinPWMG
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case PB31:
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return PinPWMF
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default:
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return 0 // not supported on this pin
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}
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@ -2049,14 +2018,14 @@ func setEPINTENSET(ep uint32, val uint8) {
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sam.USB_DEVICE.DEVICE_ENDPOINT[ep].EPINTENSET.Set(val)
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}
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// ResetProcessor should perform a system reset in preperation
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// ResetProcessor should perform a system reset in preparation
|
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// to switch to the bootloader to flash new firmware.
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func ResetProcessor() {
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arm.DisableInterrupts()
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// Perform magic reset into bootloader, as mentioned in
|
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// https://github.com/arduino/ArduinoCore-samd/issues/197
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*(*uint32)(unsafe.Pointer(uintptr(0x20000000 + 0x00030000 - 4))) = RESET_MAGIC_VALUE
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*(*uint32)(unsafe.Pointer(uintptr(0x20000000 + HSRAM_SIZE - 4))) = RESET_MAGIC_VALUE
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arm.SystemReset()
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}
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|
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@ -6,3 +6,48 @@
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// http://ww1.microchip.com/downloads/en/DeviceDoc/60001507C.pdf
|
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//
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||||
package machine
|
||||
|
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import "device/sam"
|
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|
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const HSRAM_SIZE = 0x00030000
|
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|
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// InitPWM initializes the PWM interface.
|
||||
func InitPWM() {
|
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// turn on timer clocks used for PWM
|
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sam.MCLK.APBBMASK.SetBits(sam.MCLK_APBBMASK_TCC0_ | sam.MCLK_APBBMASK_TCC1_)
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sam.MCLK.APBCMASK.SetBits(sam.MCLK_APBCMASK_TCC2_)
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||||
|
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//use clock generator 0
|
||||
sam.GCLK.PCHCTRL[25].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
sam.GCLK.PCHCTRL[29].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
}
|
||||
|
||||
// getTimer returns the timer to be used for PWM on this pin
|
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func (pwm PWM) getTimer() *sam.TCC_Type {
|
||||
switch pwm.Pin {
|
||||
case PA16:
|
||||
return sam.TCC1
|
||||
case PA17:
|
||||
return sam.TCC1
|
||||
case PA14:
|
||||
return sam.TCC2
|
||||
case PA15:
|
||||
return sam.TCC2
|
||||
case PA18:
|
||||
return sam.TCC1
|
||||
case PA19:
|
||||
return sam.TCC1
|
||||
case PA20:
|
||||
return sam.TCC0
|
||||
case PA21:
|
||||
return sam.TCC0
|
||||
case PA23:
|
||||
return sam.TCC0
|
||||
case PA22:
|
||||
return sam.TCC0
|
||||
default:
|
||||
return nil // not supported on this pin
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -6,3 +6,53 @@
|
|||
// http://ww1.microchip.com/downloads/en/DeviceDoc/60001507C.pdf
|
||||
//
|
||||
package machine
|
||||
|
||||
import "device/sam"
|
||||
|
||||
const HSRAM_SIZE = 0x00030000
|
||||
|
||||
// InitPWM initializes the PWM interface.
|
||||
func InitPWM() {
|
||||
// turn on timer clocks used for PWM
|
||||
sam.MCLK.APBBMASK.SetBits(sam.MCLK_APBBMASK_TCC0_ | sam.MCLK_APBBMASK_TCC1_)
|
||||
sam.MCLK.APBCMASK.SetBits(sam.MCLK_APBCMASK_TCC2_)
|
||||
sam.MCLK.APBDMASK.SetBits(sam.MCLK_APBDMASK_TCC4_)
|
||||
|
||||
//use clock generator 0
|
||||
sam.GCLK.PCHCTRL[25].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
sam.GCLK.PCHCTRL[29].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
sam.GCLK.PCHCTRL[38].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
}
|
||||
|
||||
// getTimer returns the timer to be used for PWM on this pin
|
||||
func (pwm PWM) getTimer() *sam.TCC_Type {
|
||||
switch pwm.Pin {
|
||||
case PA16:
|
||||
return sam.TCC1
|
||||
case PA17:
|
||||
return sam.TCC1
|
||||
case PA14:
|
||||
return sam.TCC2
|
||||
case PA15:
|
||||
return sam.TCC2
|
||||
case PA18:
|
||||
return sam.TCC1
|
||||
case PA19:
|
||||
return sam.TCC1
|
||||
case PA20:
|
||||
return sam.TCC0
|
||||
case PA21:
|
||||
return sam.TCC0
|
||||
case PA23:
|
||||
return sam.TCC0
|
||||
case PA22:
|
||||
return sam.TCC0
|
||||
case PB31:
|
||||
return sam.TCC4
|
||||
default:
|
||||
return nil // not supported on this pin
|
||||
}
|
||||
}
|
||||
|
|
|
|||
58
src/machine/machine_atsamd51j20.go
Обычный файл
58
src/machine/machine_atsamd51j20.go
Обычный файл
|
|
@ -0,0 +1,58 @@
|
|||
// +build sam,atsamd51,atsamd51j20
|
||||
|
||||
// Peripheral abstraction layer for the atsamd51.
|
||||
//
|
||||
// Datasheet:
|
||||
// http://ww1.microchip.com/downloads/en/DeviceDoc/60001507C.pdf
|
||||
//
|
||||
package machine
|
||||
|
||||
import "device/sam"
|
||||
|
||||
const HSRAM_SIZE = 0x00040000
|
||||
|
||||
// InitPWM initializes the PWM interface.
|
||||
func InitPWM() {
|
||||
// turn on timer clocks used for PWM
|
||||
sam.MCLK.APBBMASK.SetBits(sam.MCLK_APBBMASK_TCC0_ | sam.MCLK_APBBMASK_TCC1_)
|
||||
sam.MCLK.APBCMASK.SetBits(sam.MCLK_APBCMASK_TCC2_)
|
||||
sam.MCLK.APBDMASK.SetBits(sam.MCLK_APBDMASK_TCC4_)
|
||||
|
||||
//use clock generator 0
|
||||
sam.GCLK.PCHCTRL[25].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
sam.GCLK.PCHCTRL[29].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
sam.GCLK.PCHCTRL[38].Set((sam.GCLK_PCHCTRL_GEN_GCLK0 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
}
|
||||
|
||||
// getTimer returns the timer to be used for PWM on this pin
|
||||
func (pwm PWM) getTimer() *sam.TCC_Type {
|
||||
switch pwm.Pin {
|
||||
case PA16:
|
||||
return sam.TCC1
|
||||
case PA17:
|
||||
return sam.TCC1
|
||||
case PA14:
|
||||
return sam.TCC2
|
||||
case PA15:
|
||||
return sam.TCC2
|
||||
case PA18:
|
||||
return sam.TCC1
|
||||
case PA19:
|
||||
return sam.TCC1
|
||||
case PA20:
|
||||
return sam.TCC0
|
||||
case PA21:
|
||||
return sam.TCC0
|
||||
case PA23:
|
||||
return sam.TCC0
|
||||
case PA22:
|
||||
return sam.TCC0
|
||||
case PB31:
|
||||
return sam.TCC4
|
||||
default:
|
||||
return nil // not supported on this pin
|
||||
}
|
||||
}
|
||||
43
src/runtime/runtime_atsamd51j20.go
Обычный файл
43
src/runtime/runtime_atsamd51j20.go
Обычный файл
|
|
@ -0,0 +1,43 @@
|
|||
// +build sam,atsamd51,atsamd51j20
|
||||
|
||||
package runtime
|
||||
|
||||
import (
|
||||
"device/sam"
|
||||
)
|
||||
|
||||
func initSERCOMClocks() {
|
||||
// Turn on clock to SERCOM0 for UART0
|
||||
sam.MCLK.APBAMASK.SetBits(sam.MCLK_APBAMASK_SERCOM0_)
|
||||
sam.GCLK.PCHCTRL[7].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
|
||||
// sets the "slow" clock shared by all SERCOM
|
||||
sam.GCLK.PCHCTRL[3].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
|
||||
// Turn on clock to SERCOM1
|
||||
sam.MCLK.APBAMASK.SetBits(sam.MCLK_APBAMASK_SERCOM1_)
|
||||
sam.GCLK.PCHCTRL[8].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
|
||||
// Turn on clock to SERCOM2
|
||||
sam.MCLK.APBBMASK.SetBits(sam.MCLK_APBBMASK_SERCOM2_)
|
||||
sam.GCLK.PCHCTRL[23].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
|
||||
// Turn on clock to SERCOM3
|
||||
sam.MCLK.APBBMASK.SetBits(sam.MCLK_APBBMASK_SERCOM3_)
|
||||
sam.GCLK.PCHCTRL[24].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
|
||||
// Turn on clock to SERCOM4
|
||||
sam.MCLK.APBDMASK.SetBits(sam.MCLK_APBDMASK_SERCOM4_)
|
||||
sam.GCLK.PCHCTRL[34].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
|
||||
// Turn on clock to SERCOM5
|
||||
sam.MCLK.APBDMASK.SetBits(sam.MCLK_APBDMASK_SERCOM5_)
|
||||
sam.GCLK.PCHCTRL[35].Set((sam.GCLK_PCHCTRL_GEN_GCLK1 << sam.GCLK_PCHCTRL_GEN_Pos) |
|
||||
sam.GCLK_PCHCTRL_CHEN)
|
||||
}
|
||||
13
targets/atsamd51j20a.json
Обычный файл
13
targets/atsamd51j20a.json
Обычный файл
|
|
@ -0,0 +1,13 @@
|
|||
{
|
||||
"inherits": ["cortex-m"],
|
||||
"llvm-target": "armv7em-none-eabi",
|
||||
"build-tags": ["sam", "atsamd51", "atsamd51j20", "atsamd51j20a"],
|
||||
"cflags": [
|
||||
"--target=armv7em-none-eabi",
|
||||
"-Qunused-arguments"
|
||||
],
|
||||
"linkerscript": "targets/atsamd51.ld",
|
||||
"extra-files": [
|
||||
"src/device/sam/atsamd51j20a.s"
|
||||
]
|
||||
}
|
||||
8
targets/pyportal.json
Обычный файл
8
targets/pyportal.json
Обычный файл
|
|
@ -0,0 +1,8 @@
|
|||
{
|
||||
"inherits": ["atsamd51j20a"],
|
||||
"build-tags": ["pyportal"],
|
||||
"flash-1200-bps-reset": "true",
|
||||
"flash-method": "msd",
|
||||
"msd-volume-name": "PORTALBOOT",
|
||||
"msd-firmware-name": "firmware.uf2"
|
||||
}
|
||||
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