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Add SAI/I2S audio support with Audio PLL and SGTL5000 examples #183

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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ Cargo.lock
/out
/svd/imxrt1062/*
.vscode/
.claude/

# Let developers specify their own configs in non Teensy crates
imxrt1062-fcb-gen/.cargo
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28 changes: 21 additions & 7 deletions Cargo.toml
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Expand Up @@ -65,11 +65,11 @@ members = [

[workspace.dependencies]
imxrt-boot-gen = { version = "0.3.0", features = ["imxrt1060"] }
imxrt-hal = { version = "0.5.3", features = ["imxrt1060"] }
imxrt-iomuxc = { version = "0.2.0", features = ["imxrt1060"] }
imxrt-log = { version = "0.1" }
imxrt-ral = { version = "0.5", features = ["imxrt1062"] }
imxrt-rt = { version = "0.1.4", features = ["device"] }
imxrt-hal = { path = "../imxrt-hal", features = ["imxrt1060"] }
imxrt-iomuxc = { version = "0.3.0", features = ["imxrt1060"] }
imxrt-log = { path = "../imxrt-hal/logging", default-features = false }
imxrt-ral = { path = "../imxrt-ral", features = ["imxrt1062"] }
Comment on lines +68 to +71
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@mciantyre mciantyre Mar 9, 2026

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If the unreleased packages were expressed as [patch] directives pointing to git repositories, we might have an easier time getting this code building in CI / other folk's development environments. The change would look like

Suggested change
imxrt-hal = { path = "../imxrt-hal", features = ["imxrt1060"] }
imxrt-iomuxc = { version = "0.3.0", features = ["imxrt1060"] }
imxrt-log = { path = "../imxrt-hal/logging", default-features = false }
imxrt-ral = { path = "../imxrt-ral", features = ["imxrt1062"] }
imxrt-hal = { version = "0.6.0", features = ["imxrt1060"] }
imxrt-iomuxc = { version = "0.3.0", features = ["imxrt1060"] }
imxrt-log = { version = "0.2" }
imxrt-ral = { version = "0.6", features = ["imxrt1062"] }

with supplements like

[patch.crates-io.imxrt-ral]
git = "https://github.com/imxrt-rs/imxrt-ral"

[patch.crates-io.imxrt-iomuxc]
git = "https://github.com/imxrt-rs/imxrt-iomuxc"

# etc...

imxrt-rt = { version = "0.1.5", features = ["device"] }

[features]
rt = ["dep:imxrt-rt", "imxrt-ral/rt"]
Expand Down Expand Up @@ -101,8 +101,8 @@ log = "0.4"
nb = "1"
rtic = { version = "2", features = ["thumbv7-backend"] }
rtic-monotonics = { version = "1", default-features = false, features = ["cortex-m-systick"] }
usb-device = "0.2"
usbd-serial = "0.1"
usb-device = "0.3"
usbd-serial = "0.2"

[[example]]
name = "blocking_gpt"
Expand Down Expand Up @@ -151,3 +151,17 @@ required-features = ["rt"]
[[example]]
name = "rtic_usb_log"
required-features = ["rt"]

[[example]]
name = "rtic_sai_dma_tone"
required-features = ["rt"]

[[example]]
name = "rtic_sai_poll_tone"
required-features = ["rt"]

[patch.crates-io.imxrt-ral]
path = "../imxrt-ral"

[patch.crates-io.imxrt-iomuxc]
git = "https://github.com/imxrt-rs/imxrt-iomuxc"
7 changes: 5 additions & 2 deletions examples/rtic_defmt_usb_log.rs
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Expand Up @@ -57,7 +57,9 @@ mod app {

use usb_device::{
bus::UsbBusAllocator,
device::{UsbDevice, UsbDeviceBuilder, UsbDeviceState, UsbVidPid},
device::{
StringDescriptors, UsbDevice, UsbDeviceBuilder, UsbDeviceState, UsbVidPid,
},
};
use usbd_serial::SerialPort;

Expand Down Expand Up @@ -131,7 +133,8 @@ mod app {
let usb_bus = cx.local.usb_bus.insert(UsbBusAllocator::new(bus_adapter));
let usb_class = SerialPort::new(usb_bus);
let usb_device = UsbDeviceBuilder::new(usb_bus, VID_PID)
.product(PRODUCT)
.strings(&[StringDescriptors::default().product(PRODUCT)])
.unwrap()
.device_class(usbd_serial::USB_CLASS_CDC)
.build();

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4 changes: 1 addition & 3 deletions examples/rtic_lpspi.rs
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Expand Up @@ -35,7 +35,7 @@ mod app {
/// These resources are local to individual tasks.
#[local]
struct Local {
lpspi3: board::Lpspi3<teensy4_bsp::pins::common::P1, teensy4_bsp::pins::common::P0>,
lpspi3: board::Lpspi3<teensy4_bsp::pins::common::P1>,

/// Note: lpspi4 SCK is on pin 13 which collides with the Teensy 4/4.1 LED
lpspi4: board::Lpspi4,
Expand Down Expand Up @@ -64,7 +64,6 @@ mod app {
sdo: pins.p26,
sdi: pins.p1,
sck: pins.p27,
pcs0: pins.p0,
},
1_000_000,
);
Expand All @@ -79,7 +78,6 @@ mod app {
sdo: pins.p11,
sdi: pins.p12,
sck: pins.p13,
pcs0: pins.p10,
},
1_000_000,
);
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