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Diffstat (limited to 'platforms/avr/gpio.h')
-rw-r--r--platforms/avr/gpio.h17
1 files changed, 3 insertions, 14 deletions
diff --git a/platforms/avr/gpio.h b/platforms/avr/gpio.h
index e9be68491d..95f15c28dc 100644
--- a/platforms/avr/gpio.h
+++ b/platforms/avr/gpio.h
@@ -25,7 +25,9 @@ typedef uint8_t pin_t;
#define setPinInput(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))
#define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF))
#define setPinInputLow(pin) _Static_assert(0, "AVR processors cannot implement an input as pull low")
-#define setPinOutput(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF))
+#define setPinOutputPushPull(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF))
+#define setPinOutputOpenDrain(pin) _Static_assert(0, "AVR platform does not implement an open-drain output")
+#define setPinOutput(pin) setPinOutputPushPull(pin)
#define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF))
#define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))
@@ -34,16 +36,3 @@ typedef uint8_t pin_t;
#define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF)))
#define togglePin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF))
-
-/* Operation of GPIO by port. */
-
-typedef uint8_t port_data_t;
-
-#define readPort(port) PINx_ADDRESS(port)
-
-#define setPortBitInput(port, bit) (DDRx_ADDRESS(port) &= ~_BV((bit)&0xF), PORTx_ADDRESS(port) &= ~_BV((bit)&0xF))
-#define setPortBitInputHigh(port, bit) (DDRx_ADDRESS(port) &= ~_BV((bit)&0xF), PORTx_ADDRESS(port) |= _BV((bit)&0xF))
-#define setPortBitOutput(port, bit) (DDRx_ADDRESS(port) |= _BV((bit)&0xF))
-
-#define writePortBitLow(port, bit) (PORTx_ADDRESS(port) &= ~_BV((bit)&0xF))
-#define writePortBitHigh(port, bit) (PORTx_ADDRESS(port) |= _BV((bit)&0xF))