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machine/samd21: use PinMode for SPI SERCOM peripheral to allow for more configuration options on boards like Arduino Nano33-IoT that have many predefined pin mappings

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Signed-off-by: Ron Evans <ron@hybridgroup.com>
This commit is contained in:
Ron Evans
2019-09-16 14:42:46 +02:00
committed by Ayke
parent d2856bd6bd
commit f5fd49bb74
6 changed files with 53 additions and 45 deletions
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src/machine/board_circuitplay_express.go
+6 -5
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@@ -115,11 +115,12 @@ const (
// SPI on the Circuit Playground Express.
var (
SPI0 = SPI{Bus: sam.SERCOM3_SPI,
SCK: SPI0_SCK_PIN,
MOSI: SPI0_MOSI_PIN,
MISO: SPI0_MISO_PIN,
DOpad: spiTXPad2SCK3,
DIpad: sercomRXPad0}
SCK: SPI0_SCK_PIN,
MOSI: SPI0_MOSI_PIN,
MISO: SPI0_MISO_PIN,
DOpad: spiTXPad2SCK3,
DIpad: sercomRXPad0,
PinMode: PinSERCOMAlt}
)
// I2S pins