feat: add nRF54LM20A support

Signed-off-by: Haobo Gu <[email protected]>

5 files changed, 158 insertions, 0 deletions

diff --git a/examples/nrf54lm20/src/bin/blinky.rs b/examples/nrf54lm20/src/bin/blinky.rs
new file mode 100644
index 000000000..962e9f5a6
--- /dev/null
+++ b/examples/nrf54lm20/src/bin/blinky.rs
@@ -0,0 +1,23 @@
+#![no_std]
+#![no_main]
+
+use defmt::info;
+use embassy_executor::Spawner;
+use embassy_nrf::gpio::{Level, Output, OutputDrive};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nrf::init(Default::default());
+    let mut led = Output::new(p.P1_22, Level::Low, OutputDrive::HighDrive);
+
+    loop {
+        info!("high!");
+        led.set_high();
+        Timer::after_millis(300).await;
+        info!("low!");
+        led.set_low();
+        Timer::after_millis(300).await;
+    }
+}
diff --git a/examples/nrf54lm20/src/bin/gpio.rs b/examples/nrf54lm20/src/bin/gpio.rs
new file mode 100644
index 000000000..4b6b4630d
--- /dev/null
+++ b/examples/nrf54lm20/src/bin/gpio.rs
@@ -0,0 +1,23 @@
+#![no_std]
+#![no_main]
+
+use defmt::info;
+use embassy_executor::Spawner;
+use embassy_nrf::gpio::{Input, Pull};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nrf::init(Default::default());
+    let btn = Input::new(p.P1_26, Pull::Up);
+
+    loop {
+        if btn.is_high() {
+            info!("high");
+        } else {
+            info!("low");
+        }
+        Timer::after_millis(100).await;
+    }
+}
diff --git a/examples/nrf54lm20/src/bin/gpiote_channel.rs b/examples/nrf54lm20/src/bin/gpiote_channel.rs
new file mode 100644
index 000000000..0f30f06c7
--- /dev/null
+++ b/examples/nrf54lm20/src/bin/gpiote_channel.rs
@@ -0,0 +1,49 @@
+#![no_std]
+#![no_main]
+
+use defmt::info;
+use embassy_executor::Spawner;
+use embassy_nrf::gpio::Pull;
+use embassy_nrf::gpiote::{InputChannel, InputChannelPolarity};
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nrf::init(Default::default());
+    info!("Starting!");
+
+    let mut ch1 = InputChannel::new(p.GPIOTE20_CH0, p.P1_26, Pull::Up, InputChannelPolarity::HiToLo);
+    let mut ch2 = InputChannel::new(p.GPIOTE20_CH1, p.P1_09, Pull::Up, InputChannelPolarity::LoToHi);
+    let mut ch3 = InputChannel::new(p.GPIOTE20_CH2, p.P1_08, Pull::Up, InputChannelPolarity::Toggle);
+    let mut ch4 = InputChannel::new(p.GPIOTE30_CH0, p.P0_05, Pull::Up, InputChannelPolarity::Toggle);
+
+    let button1 = async {
+        loop {
+            ch1.wait().await;
+            info!("Button 1 pressed")
+        }
+    };
+
+    let button2 = async {
+        loop {
+            ch2.wait().await;
+            info!("Button 2 released")
+        }
+    };
+
+    let button3 = async {
+        loop {
+            ch3.wait().await;
+            info!("Button 3 toggled")
+        }
+    };
+
+    let button4 = async {
+        loop {
+            ch4.wait().await;
+            info!("Button 4 toggled")
+        }
+    };
+
+    embassy_futures::join::join4(button1, button2, button3, button4).await;
+}
diff --git a/examples/nrf54lm20/src/bin/gpiote_port.rs b/examples/nrf54lm20/src/bin/gpiote_port.rs
new file mode 100644
index 000000000..6dbd63d92
--- /dev/null
+++ b/examples/nrf54lm20/src/bin/gpiote_port.rs
@@ -0,0 +1,33 @@
+#![no_std]
+#![no_main]
+
+use defmt::{info, unwrap};
+use embassy_executor::Spawner;
+use embassy_nrf::gpio::{Input, Pull};
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task(pool_size = 4)]
+async fn button_task(n: usize, mut pin: Input<'static>) {
+    loop {
+        pin.wait_for_low().await;
+        info!("Button {:?} pressed!", n);
+        pin.wait_for_high().await;
+        info!("Button {:?} released!", n);
+    }
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_nrf::init(Default::default());
+    info!("Starting!");
+
+    let btn1 = Input::new(p.P1_26, Pull::Up);
+    let btn2 = Input::new(p.P1_09, Pull::Up);
+    let btn3 = Input::new(p.P1_08, Pull::Up);
+    let btn4 = Input::new(p.P0_05, Pull::Up);
+
+    spawner.spawn(unwrap!(button_task(1, btn1)));
+    spawner.spawn(unwrap!(button_task(2, btn2)));
+    spawner.spawn(unwrap!(button_task(3, btn3)));
+    spawner.spawn(unwrap!(button_task(4, btn4)));
+}
diff --git a/examples/nrf54lm20/src/bin/timer.rs b/examples/nrf54lm20/src/bin/timer.rs
new file mode 100644
index 000000000..68acc91c1
--- /dev/null
+++ b/examples/nrf54lm20/src/bin/timer.rs
@@ -0,0 +1,30 @@
+#![no_std]
+#![no_main]
+
+use defmt::{info, unwrap};
+use embassy_executor::Spawner;
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn run1() {
+    loop {
+        info!("BIG INFREQUENT TICK");
+        Timer::after_secs(10).await;
+    }
+}
+
+#[embassy_executor::task]
+async fn run2() {
+    loop {
+        info!("tick");
+        Timer::after_secs(1).await;
+    }
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let _p = embassy_nrf::init(Default::default());
+    spawner.spawn(unwrap!(run1()));
+    spawner.spawn(unwrap!(run2()));
+}