go-embedded/embd
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spi: use a initializer if required by any host

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This commit is contained in:
kunalpowar 2014-05-01 22:44:41 +05:30
parent faa686f01c
commit 42033238e2
4 changed files with 38 additions and 15 deletions
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9
host/bbb/bbb.go
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@ -155,6 +155,13 @@ func ensureFeatureDisabled(id string) error {
return fmt.Errorf("embd: could not disable feature %q", id)
}
func spiInitializer() error {
if err := ensureFeatureEnabled("BB-SPIDEV0"); err != nil {
return err
}
return nil
}
func init() {
embd.Register(embd.HostBBB, func(rev int) *embd.Descriptor {
return &embd.Descriptor{
@ -168,7 +175,7 @@ func init() {
return embd.NewLEDDriver(ledMap, generic.NewLED)
},
SPIDriver: func() embd.SPIDriver {
return embd.NewSPIDriver(spiDeviceMinor, generic.NewSPIBus)
return embd.NewSPIDriver(spiDeviceMinor, generic.NewSPIBus, true, spiInitializer)
},
}
})