Add missing functions, Cleanup, Gpout example

examples/rp/src/bin/gpout.rs

@@ -0,0 +1,21 @@
+#![no_std]
+#![no_main]
+#![feature(type_alias_impl_trait)]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_rp::{clocks, pac};
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_rp::init(Default::default());
+    //let mut led = Output::new(p.PIN_25, Level::Low);
+
+    let gpout0 = clocks::Gpout0::new(p.PIN_21);
+    gpout0.set_src(pac::clocks::vals::ClkGpout0ctrlAuxsrc::CLK_SYS);
+    gpout0.set_div(1000, 0);
+    gpout0.enable();
+
+    info!("Pin 21 should be toggling at {} hz", clocks::clk_gpout0_freq());
+}