Embassy for MSPM0

This adds an embassy hal for the Texas Instruments MSPM0 microcontroller series.

So far the GPIO and time drivers have been implemented. I have tested these drivers on the following parts:
- C1104
- L1306
- L2228
- G3507
- G3519

The PAC is generated at https://github.com/mspm0-rs

2 files changed, 62 insertions, 0 deletions

diff --git a/examples/mspm0g3507/src/bin/blinky.rs b/examples/mspm0g3507/src/bin/blinky.rs
new file mode 100644
index 000000000..11eee2d80
--- /dev/null
+++ b/examples/mspm0g3507/src/bin/blinky.rs
@@ -0,0 +1,27 @@
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_mspm0::{
+    gpio::{Level, Output},
+    Config,
+};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) -> ! {
+    info!("Hello world!");
+    let p = embassy_mspm0::init(Config::default());
+
+    let mut led1 = Output::new(p.PA0, Level::Low);
+    led1.set_inversion(true);
+
+    loop {
+        Timer::after_millis(400).await;
+
+        info!("Toggle");
+        led1.toggle();
+    }
+}
diff --git a/examples/mspm0g3507/src/bin/button.rs b/examples/mspm0g3507/src/bin/button.rs
new file mode 100644
index 000000000..1d9a37c5c
--- /dev/null
+++ b/examples/mspm0g3507/src/bin/button.rs
@@ -0,0 +1,35 @@
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_mspm0::{
+    gpio::{Input, Level, Output, Pull},
+    Config,
+};
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) -> ! {
+    info!("Hello world!");
+
+    let p = embassy_mspm0::init(Config::default());
+
+    let led1 = p.PA0;
+    let s2 = p.PB21;
+
+    let mut led1 = Output::new(led1, Level::Low);
+
+    let mut s2 = Input::new(s2, Pull::Up);
+
+    // led1 is active low
+    led1.set_high();
+
+    loop {
+        s2.wait_for_falling_edge().await;
+
+        info!("Switch 2 was pressed");
+
+        led1.toggle();
+    }
+}