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edison: refactor auto-discovery of Edison board option

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Signed-off-by: deadprogram <ron@hybridgroup.com>
This commit is contained in:
deadprogram 2017-06-01 13:42:46 +02:00
parent 9b1ade946f
commit c622d8a41f
1 changed files with 8 additions and 4 deletions
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12
platforms/intel-iot/edison/edison_adaptor.go
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@ -69,7 +69,11 @@ func (e *Adaptor) Connect() (err error) {
e.digitalPins = make(map[int]*sysfs.DigitalPin)
e.pwmPins = make(map[int]*sysfs.PWMPin)
if e.board == "" && e.checkForArduino() {
if e.Board() == "arduino" || e.Board() == "" {
aerr := e.checkForArduino()
if aerr != nil {
return aerr
}
e.board = "arduino"
}
@ -308,11 +312,11 @@ func (e *Adaptor) PWMPin(pin string) (sysfsPin sysfs.PWMPinner, err error) {
// TODO: also check to see if device labels for
// /sys/class/gpio/gpiochip{200,216,232,248}/label == "pcal9555a"
func (e *Adaptor) checkForArduino() bool {
func (e *Adaptor) checkForArduino() error {
if err := e.exportTristatePin(); err != nil {
return false
return err
}
return true
return nil
}
func (e *Adaptor) newExportedPin(pin int) (sysfsPin *sysfs.DigitalPin, err error) {