feature: some additional changes to drivers.Pin HAL for clarity and readability.

Signed-off-by: deadprogram <ron@hybridgroup.com>

max72xx/max72xx.go

@@ -5,19 +5,18 @@ package max72xx
 import (
 	"tinygo.org/x/drivers"
 	"tinygo.org/x/drivers/internal/legacy"
-	"tinygo.org/x/drivers/internal/pin"
 )
 
 type Device struct {
 	bus           drivers.SPI
-	cs            drivers.PinOutput
+	cs            drivers.PinOutputFunc
 	configurePins func()
 }
 
 // NewDriver creates a new max7219 connection. The SPI wire must already be configured
 // The SPI frequency must not be higher than 10MHz.
 // parameter cs: the datasheet also refers to this pin as "load" pin.
-func NewDevice(bus drivers.SPI, cs pin.Output) *Device {
+func NewDevice(bus drivers.SPI, cs drivers.PinOutput) *Device {
 	return &Device{
 		bus: bus,
 		cs:  cs.Set,