Refactor some I2c signal pin macro.

This commit is contained in:
Bob McWhirter 2021-06-03 11:29:29 -04:00
parent 00892c7362
commit 3dd497c1e6

View File

@ -51,24 +51,24 @@ crate::pac::peripherals!(
}; };
); );
crate::pac::peripheral_pins!( macro_rules! impl_pin {
($inst:ident, i2c, I2C, $pin:ident, SDA, $af:expr) => { ($inst:ident, $pin:ident, $signal:ident, $af:expr) => {
impl SdaPin<peripherals::$inst> for peripherals::$pin {} impl $signal<peripherals::$inst> for peripherals::$pin {}
impl sealed::SdaPin<peripherals::$inst> for peripherals::$pin { impl sealed::$signal<peripherals::$inst> for peripherals::$pin {
fn af_num(&self) -> u8 { fn af_num(&self) -> u8 {
$af $af
} }
} }
}; };
}
crate::pac::peripheral_pins!(
($inst:ident, i2c, I2C, $pin:ident, SDA, $af:expr) => {
impl_pin!($inst, $pin, SdaPin, $af);
};
($inst:ident, i2c, I2C, $pin:ident, SCL, $af:expr) => { ($inst:ident, i2c, I2C, $pin:ident, SCL, $af:expr) => {
impl SclPin<peripherals::$inst> for peripherals::$pin {} impl_pin!($inst, $pin, SclPin, $af);
impl sealed::SclPin<peripherals::$inst> for peripherals::$pin {
fn af_num(&self) -> u8 {
$af
}
}
}; };
); );