nrf/gpiote: add support for nrf51.
This commit is contained in:
Dario Nieuwenhuis
parent
711dd120d1
commit
d5d86b866f
5 changed files with 95 additions and 14 deletions
1
ci.sh
1
ci.sh
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@ -47,6 +47,7 @@ cargo batch \
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--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ip \
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--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ip,medium-ethernet \
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--- build --release --manifest-path embassy-net/Cargo.toml --target thumbv7em-none-eabi --features defmt,tcp,udp,dns,proto-ipv4,proto-ipv6,medium-ip,medium-ethernet,medium-ieee802154 \
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--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv6m-none-eabi --features nrf51,gpiote,time,time-driver-rtc1 \
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--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv7em-none-eabi --features nrf52805,gpiote,time,time-driver-rtc1 \
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--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv7em-none-eabi --features nrf52810,gpiote,time,time-driver-rtc1 \
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--- build --release --manifest-path embassy-nrf/Cargo.toml --target thumbv7em-none-eabi --features nrf52811,gpiote,time,time-driver-rtc1 \
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@ -13,6 +13,10 @@ use crate::interrupt::InterruptExt;
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use crate::ppi::{Event, Task};
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use crate::{interrupt, pac, peripherals};
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#[cfg(feature = "nrf51")]
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/// Amount of GPIOTE channels in the chip.
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const CHANNEL_COUNT: usize = 4;
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#[cfg(not(feature = "_nrf51"))]
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/// Amount of GPIOTE channels in the chip.
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const CHANNEL_COUNT: usize = 8;
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@ -61,16 +65,20 @@ fn regs() -> &'static pac::gpiote::RegisterBlock {
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}
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pub(crate) fn init(irq_prio: crate::interrupt::Priority) {
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#[cfg(any(feature = "nrf52833", feature = "nrf52840"))]
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let ports = unsafe { &[&*pac::P0::ptr(), &*pac::P1::ptr()] };
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#[cfg(not(any(feature = "nrf52833", feature = "nrf52840")))]
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let ports = unsafe { &[&*pac::P0::ptr()] };
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// no latched GPIO detect in nrf51.
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#[cfg(not(feature = "_nrf51"))]
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{
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#[cfg(any(feature = "nrf52833", feature = "nrf52840"))]
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let ports = unsafe { &[&*pac::P0::ptr(), &*pac::P1::ptr()] };
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#[cfg(not(any(feature = "_nrf51", feature = "nrf52833", feature = "nrf52840")))]
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let ports = unsafe { &[&*pac::P0::ptr()] };
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for &p in ports {
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// Enable latched detection
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p.detectmode.write(|w| w.detectmode().ldetect());
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// Clear latch
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p.latch.write(|w| unsafe { w.bits(0xFFFFFFFF) })
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for &p in ports {
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// Enable latched detection
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p.detectmode.write(|w| w.detectmode().ldetect());
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// Clear latch
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p.latch.write(|w| unsafe { w.bits(0xFFFFFFFF) })
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}
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}
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// Enable interrupts
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@ -78,7 +86,7 @@ pub(crate) fn init(irq_prio: crate::interrupt::Priority) {
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let irq = interrupt::GPIOTE0;
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#[cfg(any(feature = "nrf5340-app-ns", feature = "nrf9160-ns"))]
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let irq = interrupt::GPIOTE1;
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#[cfg(any(feature = "_nrf52", feature = "nrf5340-net"))]
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#[cfg(any(feature = "_nrf51", feature = "_nrf52", feature = "nrf5340-net"))]
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let irq = interrupt::GPIOTE;
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irq.unpend();
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@ -103,7 +111,7 @@ fn GPIOTE1() {
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unsafe { handle_gpiote_interrupt() };
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}
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#[cfg(any(feature = "_nrf52", feature = "nrf5340-net"))]
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#[cfg(any(feature = "_nrf51", feature = "_nrf52", feature = "nrf5340-net"))]
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#[cfg(feature = "rt")]
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#[interrupt]
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fn GPIOTE() {
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@ -125,9 +133,29 @@ unsafe fn handle_gpiote_interrupt() {
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#[cfg(any(feature = "nrf52833", feature = "nrf52840"))]
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let ports = &[&*pac::P0::ptr(), &*pac::P1::ptr()];
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#[cfg(not(any(feature = "nrf52833", feature = "nrf52840")))]
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#[cfg(not(any(feature = "_nrf51", feature = "nrf52833", feature = "nrf52840")))]
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let ports = &[&*pac::P0::ptr()];
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#[cfg(feature = "_nrf51")]
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let ports = unsafe { &[&*pac::GPIO::ptr()] };
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#[cfg(feature = "_nrf51")]
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for (port, &p) in ports.iter().enumerate() {
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let inp = p.in_.read().bits();
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for pin in 0..32 {
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let fired = match p.pin_cnf[pin as usize].read().sense().variant() {
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Some(pac::gpio::pin_cnf::SENSE_A::HIGH) => inp & (1 << pin) != 0,
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Some(pac::gpio::pin_cnf::SENSE_A::LOW) => inp & (1 << pin) == 0,
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_ => false,
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};
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if fired {
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PORT_WAKERS[port * 32 + pin as usize].wake();
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p.pin_cnf[pin as usize].modify(|_, w| w.sense().disabled());
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}
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}
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}
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#[cfg(not(feature = "_nrf51"))]
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for (port, &p) in ports.iter().enumerate() {
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let bits = p.latch.read().bits();
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for pin in BitIter(bits) {
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@ -476,9 +504,13 @@ impl_channel!(GPIOTE_CH0, 0);
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impl_channel!(GPIOTE_CH1, 1);
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impl_channel!(GPIOTE_CH2, 2);
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impl_channel!(GPIOTE_CH3, 3);
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#[cfg(not(feature = "nrf51"))]
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impl_channel!(GPIOTE_CH4, 4);
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#[cfg(not(feature = "nrf51"))]
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impl_channel!(GPIOTE_CH5, 5);
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#[cfg(not(feature = "nrf51"))]
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impl_channel!(GPIOTE_CH6, 6);
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#[cfg(not(feature = "nrf51"))]
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impl_channel!(GPIOTE_CH7, 7);
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// ====================
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@ -7,7 +7,7 @@ license = "MIT OR Apache-2.0"
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[dependencies]
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embassy-executor = { version = "0.5.0", path = "../../embassy-executor", features = ["task-arena-size-4096", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
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embassy-time = { version = "0.3.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime"] }
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embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["defmt", "nrf51", "time-driver-rtc1", "unstable-pac", "time", "rt"] }
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embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["defmt", "nrf51", "gpiote", "time-driver-rtc1", "unstable-pac", "time", "rt"] }
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defmt = "0.3"
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defmt-rtt = "0.4"
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@ -7,10 +7,11 @@ license = "MIT OR Apache-2.0"
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[dependencies]
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teleprobe-meta = "1"
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embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
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embassy-sync = { version = "0.5.0", path = "../../embassy-sync", features = ["defmt", ] }
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embassy-executor = { version = "0.5.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt", "task-arena-size-128", "integrated-timers"] }
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embassy-time = { version = "0.3.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime"] }
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embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["defmt", "nrf51", "time-driver-rtc1", "unstable-pac", "time"] }
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embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["defmt", "nrf51", "time-driver-rtc1", "unstable-pac", "time", "gpiote"] }
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embedded-io-async = { version = "0.6.1", features = ["defmt-03"] }
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embedded-hal-async = { version = "1.0" }
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47
tests/nrf51422/src/bin/gpiote.rs
Normal file
47
tests/nrf51422/src/bin/gpiote.rs
Normal file
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@ -0,0 +1,47 @@
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#![no_std]
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#![no_main]
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teleprobe_meta::target!(b"nrf51-dk");
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use defmt::{assert, info};
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use embassy_executor::Spawner;
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use embassy_futures::join::join;
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use embassy_nrf::gpio::{Input, Level, Output, OutputDrive, Pull};
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use embassy_time::{Duration, Instant, Timer};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let mut input = Input::new(p.P0_13, Pull::Up);
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let mut output = Output::new(p.P0_14, Level::Low, OutputDrive::Standard);
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let fut1 = async {
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Timer::after_millis(100).await;
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output.set_high();
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};
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let fut2 = async {
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let start = Instant::now();
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input.wait_for_high().await;
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let dur = Instant::now() - start;
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assert!((Duration::from_millis(90)..Duration::from_millis(110)).contains(&dur));
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};
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join(fut1, fut2).await;
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let fut1 = async {
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Timer::after_millis(100).await;
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output.set_low();
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};
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let fut2 = async {
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let start = Instant::now();
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input.wait_for_low().await;
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let dur = Instant::now() - start;
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assert!((Duration::from_millis(90)..Duration::from_millis(110)).contains(&dur));
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};
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join(fut1, fut2).await;
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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