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authorDaniel Esteban <[email protected]>2022-08-24 09:28:08 +0200
committerRon Evans <[email protected]>2022-08-24 13:50:02 +0200
commitaa13b5d83bc7d43db7197c2c1ebfb0cf32b81736 (patch)
tree457e6594f1f333a044a161e0046395c7d1e1a660
parent12d63d96420c582b5dffc2bea58e6569022d155d (diff)
downloadtinygo-aa13b5d83bc7d43db7197c2c1ebfb0cf32b81736.tar.gz
tinygo-aa13b5d83bc7d43db7197c2c1ebfb0cf32b81736.zip
Add Pimoroni's Tufty2040 board
-rw-r--r--Makefile2
-rw-r--r--README.md3
-rw-r--r--src/machine/board_tufty2040.go105
-rw-r--r--targets/tufty2040.json11
-rw-r--r--targets/tufty2040.ld10
5 files changed, 130 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 88c473577..aeffa8918 100644
--- a/Makefile
+++ b/Makefile
@@ -589,6 +589,8 @@ endif
@$(MD5SUM) test.hex
$(TINYGO) build -size short -o test.hex -target=badger2040 examples/blinky1
@$(MD5SUM) test.hex
+ $(TINYGO) build -size short -o test.hex -target=tufty2040 examples/blinky1
+ @$(MD5SUM) test.hex
$(TINYGO) build -size short -o test.hex -target=thingplus-rp2040 examples/blinky1
@$(MD5SUM) test.hex
$(TINYGO) build -size short -o test.hex -target=xiao-rp2040 examples/blinky1
diff --git a/README.md b/README.md
index eb00f7f84..b1a4521c6 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,7 @@ See the [getting started instructions](https://tinygo.org/getting-started/) for
You can compile TinyGo programs for microcontrollers, WebAssembly and Linux.
-The following 88 microcontroller boards are currently supported:
+The following 89 microcontroller boards are currently supported:
* [Adafruit Circuit Playground Bluefruit](https://www.adafruit.com/product/4333)
* [Adafruit Circuit Playground Express](https://www.adafruit.com/product/3333)
@@ -108,6 +108,7 @@ The following 88 microcontroller boards are currently supported:
* [Particle Xenon](https://docs.particle.io/datasheets/discontinued/xenon-datasheet/)
* [Phytec reel board](https://www.phytec.eu/product-eu/internet-of-things/reelboard/)
* [Pimoroni Badger2040](https://shop.pimoroni.com/products/badger-2040)
+* [Pimoroni Tufty2040](https://shop.pimoroni.com/products/tufty-2040)
* [PineTime DevKit](https://www.pine64.org/pinetime/)
* [PJRC Teensy 3.6](https://www.pjrc.com/store/teensy36.html)
* [PJRC Teensy 4.0](https://www.pjrc.com/store/teensy40.html)
diff --git a/src/machine/board_tufty2040.go b/src/machine/board_tufty2040.go
new file mode 100644
index 000000000..c45c12f7d
--- /dev/null
+++ b/src/machine/board_tufty2040.go
@@ -0,0 +1,105 @@
+//go:build tufty2040
+// +build tufty2040
+
+// This contains the pin mappings for the Badger 2040 Connect board.
+//
+// For more information, see: https://shop.pimoroni.com/products/tufty-2040
+// Also
+// - Tufty 2040 schematic: https://cdn.shopify.com/s/files/1/0174/1800/files/tufty_schematic.pdf?v=1655385675
+//
+package machine
+
+import (
+ "device/rp"
+ "runtime/interrupt"
+)
+
+const (
+ LED Pin = GPIO25
+
+ BUTTON_A Pin = GPIO7
+ BUTTON_B Pin = GPIO8
+ BUTTON_C Pin = GPIO9
+ BUTTON_UP Pin = GPIO22
+ BUTTON_DOWN Pin = GPIO6
+ BUTTON_USER Pin = GPIO23
+
+ LCD_BACKLIGHT Pin = GPIO2
+ LCD_CS Pin = GPIO10
+ LCD_DC Pin = GPIO11
+ LCD_WR Pin = GPIO12
+ LCD_RD Pin = GPIO13
+ LCD_DB0 Pin = GPIO14
+ LCD_DB1 Pin = GPIO15
+ LCD_DB2 Pin = GPIO16
+ LCD_DB3 Pin = GPIO17
+ LCD_DB4 Pin = GPIO18
+ LCD_DB5 Pin = GPIO19
+ LCD_DB6 Pin = GPIO20
+ LCD_DB7 Pin = GPIO21
+
+ VBUS_DETECT Pin = GPIO24
+ BATTERY Pin = GPIO29
+ USER_LED Pin = GPIO25
+ LIGHT_SENSE Pin = GPIO26
+ SENSOR_POWER Pin = GPIO27
+)
+
+// I2C pins
+const (
+ I2C0_SDA_PIN Pin = GPIO4
+ I2C0_SCL_PIN Pin = GPIO5
+
+ I2C1_SDA_PIN Pin = NoPin
+ I2C1_SCL_PIN Pin = NoPin
+)
+
+// SPI pins.
+const (
+ SPI0_SCK_PIN Pin = NoPin
+ SPI0_SDO_PIN Pin = NoPin
+ SPI0_SDI_PIN Pin = NoPin
+
+ SPI1_SCK_PIN Pin = NoPin
+ SPI1_SDO_PIN Pin = NoPin
+ SPI1_SDI_PIN Pin = NoPin
+)
+
+// Onboard crystal oscillator frequency, in MHz.
+const (
+ xoscFreq = 12 // MHz
+)
+
+// USB CDC identifiers
+const (
+ usb_STRING_PRODUCT = "Tufty 2040"
+ usb_STRING_MANUFACTURER = "Pimoroni"
+)
+
+var (
+ usb_VID uint16 = 0x2e8a
+ usb_PID uint16 = 0x1002
+)
+
+// UART pins
+const (
+ UART0_TX_PIN = GPIO0
+ UART0_RX_PIN = GPIO1
+ UART_TX_PIN = UART0_TX_PIN
+ UART_RX_PIN = UART0_RX_PIN
+)
+
+// UART on the RP2040
+var (
+ UART0 = &_UART0
+ _UART0 = UART{
+ Buffer: NewRingBuffer(),
+ Bus: rp.UART0,
+ }
+)
+
+var DefaultUART = UART0
+
+func init() {
+ UART0.Interrupt = interrupt.New(rp.IRQ_UART0_IRQ, _UART0.handleInterrupt)
+}
diff --git a/targets/tufty2040.json b/targets/tufty2040.json
new file mode 100644
index 000000000..c5123157c
--- /dev/null
+++ b/targets/tufty2040.json
@@ -0,0 +1,11 @@
+{
+ "inherits": [
+ "rp2040"
+ ],
+ "serial-port": ["acm:2e8a:0003"],
+ "build-tags": ["tufty2040"],
+ "linkerscript": "targets/tufty2040.ld",
+ "extra-files": [
+ "targets/pico-boot-stage2.S"
+ ]
+}
diff --git a/targets/tufty2040.ld b/targets/tufty2040.ld
new file mode 100644
index 000000000..7e06d7a0a
--- /dev/null
+++ b/targets/tufty2040.ld
@@ -0,0 +1,10 @@
+
+MEMORY
+{
+ /* Reserve exactly 256 bytes at start of flash for second stage bootloader */
+ BOOT2_TEXT (rx) : ORIGIN = 0x10000000, LENGTH = 256
+ FLASH_TEXT (rx) : ORIGIN = 0x10000000 + 256, LENGTH = 1020K - 256
+ RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 256k
+}
+
+INCLUDE "targets/rp2040.ld"