feat: add nRF54LM20A support

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

16 files changed, 1117 insertions, 2 deletions

diff --git a/embassy-nrf/CHANGELOG.md b/embassy-nrf/CHANGELOG.md
index 2524464b0..9c53e66a7 100644
--- a/embassy-nrf/CHANGELOG.md
+++ b/embassy-nrf/CHANGELOG.md
@@ -31,6 +31,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - added: add basic GRTC time driver support for nRF54L
 * added: support for nrf54l10 and nrf54l05
 * added: expose uicr write functions
+* added: support for nrf54lm20a
 
 ## 0.8.0 - 2025-09-30
 
diff --git a/embassy-nrf/Cargo.toml b/embassy-nrf/Cargo.toml
index c51af59d2..ee070f0c0 100644
--- a/embassy-nrf/Cargo.toml
+++ b/embassy-nrf/Cargo.toml
@@ -29,6 +29,7 @@ build = [
     {target = "thumbv8m.main-none-eabihf", features = ["gpiote", "nrf54l10-app-ns", "time", "time-driver-grtc"]},
     {target = "thumbv8m.main-none-eabihf", features = ["gpiote", "nrf54l05-app-s", "time", "time-driver-grtc"]},
     {target = "thumbv8m.main-none-eabihf", features = ["gpiote", "nrf54l05-app-ns", "time", "time-driver-grtc"]},
+    {target = "thumbv8m.main-none-eabihf", features = ["gpiote", "nrf54lm20-app-s", "time", "time-driver-grtc"]},
     {target = "thumbv7em-none-eabi", features = ["gpiote", "nrf52840", "time"]},
     {target = "thumbv7em-none-eabi", features = ["gpiote", "nrf52840", "time-driver-rtc1"]},
     {target = "thumbv7em-none-eabi", features = ["gpiote", "nrf52840", "time", "time-driver-rtc1"]},
@@ -142,6 +143,8 @@ nrf54l10-app-ns = ["_nrf54l10-app", "_ns"]
 nrf54l05-app-s = ["_nrf54l05-app", "_s", "_multi_wdt"]
 ## nRF54L05 application core in Non-Secure mode
 nrf54l05-app-ns = ["_nrf54l05-app", "_ns"]
+## nRF54LM20 application core in Secure mode
+nrf54lm20-app-s = ["_nrf54lm20-app", "_s", "_multi_wdt"]
 
 ## nRF9160 in Secure mode
 nrf9160-s = ["_nrf9160", "_s", "_nrf91"]
@@ -169,6 +172,8 @@ _nrf54l10-app = ["_nrf54l10", "nrf-pac/nrf54l10-app"]
 _nrf54l10 = ["_nrf54l", "_gpio-p1", "_gpio-p2"]
 _nrf54l05-app = ["_nrf54l05", "nrf-pac/nrf54l05-app"]
 _nrf54l05 = ["_nrf54l", "_gpio-p1", "_gpio-p2"]
+_nrf54lm20-app = ["_nrf54lm20", "nrf-pac/nrf54lm20a-app"]
+_nrf54lm20 = ["_nrf54l", "_gpio-p1", "_gpio-p2"]
 _nrf54l = ["_dppi", "_grtc"]
 
 _nrf9160 = ["nrf-pac/nrf9160", "_dppi", "_spi-v1"]
diff --git a/embassy-nrf/src/chips/nrf54lm20_app.rs b/embassy-nrf/src/chips/nrf54lm20_app.rs
new file mode 100644
index 000000000..c5fdf02e4
--- /dev/null
+++ b/embassy-nrf/src/chips/nrf54lm20_app.rs
@@ -0,0 +1,841 @@
+/// Peripheral Access Crate
+#[allow(unused_imports)]
+#[rustfmt::skip]
+pub mod pac {
+    pub use nrf_pac::*;
+
+    #[cfg(feature = "_ns")]
+    #[doc(no_inline)]
+    pub use nrf_pac::{
+        FICR_NS as FICR,
+        DPPIC00_NS as DPPIC00,
+        PPIB00_NS as PPIB00,
+        PPIB01_NS as PPIB01,
+        AAR00_NS as AAR00,
+        CCM00_NS as CCM00,
+        ECB00_NS as ECB00,
+        SPIM00_NS as SPIM00,
+        SPIS00_NS as SPIS00,
+        UARTE00_NS as UARTE00,
+        VPR00_NS as VPR00,
+        P2_NS as P2,
+        CTRLAP_NS as CTRLAP,
+        TAD_NS as TAD,
+        TIMER00_NS as TIMER00,
+        DPPIC10_NS as DPPIC10,
+        PPIB10_NS as PPIB10,
+        PPIB11_NS as PPIB11,
+        TIMER10_NS as TIMER10,
+        EGU10_NS as EGU10,
+        RADIO_NS as RADIO,
+        DPPIC20_NS as DPPIC20,
+        PPIB20_NS as PPIB20,
+        PPIB21_NS as PPIB21,
+        PPIB22_NS as PPIB22,
+        SPIM20_NS as SPIM20,
+        SPIS20_NS as SPIS20,
+        TWIM20_NS as TWIM20,
+        TWIS20_NS as TWIS20,
+        UARTE20_NS as UARTE20,
+        SPIM21_NS as SPIM21,
+        SPIS21_NS as SPIS21,
+        TWIM21_NS as TWIM21,
+        TWIS21_NS as TWIS21,
+        UARTE21_NS as UARTE21,
+        SPIM22_NS as SPIM22,
+        SPIS22_NS as SPIS22,
+        TWIM22_NS as TWIM22,
+        TWIS22_NS as TWIS22,
+        UARTE22_NS as UARTE22,
+        EGU20_NS as EGU20,
+        TIMER20_NS as TIMER20,
+        TIMER21_NS as TIMER21,
+        TIMER22_NS as TIMER22,
+        TIMER23_NS as TIMER23,
+        TIMER24_NS as TIMER24,
+        MEMCONF_NS as MEMCONF,
+        PDM20_NS as PDM20,
+        PDM21_NS as PDM21,
+        PWM20_NS as PWM20,
+        PWM21_NS as PWM21,
+        PWM22_NS as PWM22,
+        SAADC_NS as SAADC,
+        NFCT_NS as NFCT,
+        TEMP_NS as TEMP,
+        P1_NS as P1,
+        GPIOTE20_NS as GPIOTE20,
+        I2S20_NS as I2S20,
+        QDEC20_NS as QDEC20,
+        QDEC21_NS as QDEC21,
+        GRTC_NS as GRTC,
+        DPPIC30_NS as DPPIC30,
+        PPIB30_NS as PPIB30,
+        SPIM30_NS as SPIM30,
+        SPIS30_NS as SPIS30,
+        TWIM30_NS as TWIM30,
+        TWIS30_NS as TWIS30,
+        UARTE30_NS as UARTE30,
+        COMP_NS as COMP,
+        LPCOMP_NS as LPCOMP,
+        WDT31_NS as WDT31,
+        P0_NS as P0,
+        GPIOTE30_NS as GPIOTE30,
+        CLOCK_NS as CLOCK,
+        POWER_NS as POWER,
+        RESET_NS as RESET,
+        OSCILLATORS_NS as OSCILLATORS,
+        REGULATORS_NS as REGULATORS,
+        TPIU_NS as TPIU,
+        ETM_NS as ETM,
+    };
+
+    #[cfg(feature = "_s")]
+    #[doc(no_inline)]
+    pub use nrf_pac::{
+        FICR_NS as FICR,
+        SICR_S as SICR,
+        ICACHEDATA_S as ICACHEDATA,
+        ICACHEINFO_S as ICACHEINFO,
+        SWI00_S as SWI00,
+        SWI01_S as SWI01,
+        SWI02_S as SWI02,
+        SWI03_S as SWI03,
+        SPU00_S as SPU00,
+        MPC00_S as MPC00,
+        DPPIC00_S as DPPIC00,
+        PPIB00_S as PPIB00,
+        PPIB01_S as PPIB01,
+        KMU_S as KMU,
+        AAR00_S as AAR00,
+        CCM00_S as CCM00,
+        ECB00_S as ECB00,
+        CRACEN_S as CRACEN,
+        SPIM00_S as SPIM00,
+        SPIS00_S as SPIS00,
+        UARTE00_S as UARTE00,
+        GLITCHDET_S as GLITCHDET,
+        RRAMC_S as RRAMC,
+        VPR00_S as VPR00,
+        P2_S as P2,
+        CTRLAP_S as CTRLAP,
+        TAD_S as TAD,
+        TIMER00_S as TIMER00,
+        SPU10_S as SPU10,
+        DPPIC10_S as DPPIC10,
+        PPIB10_S as PPIB10,
+        PPIB11_S as PPIB11,
+        TIMER10_S as TIMER10,
+        EGU10_S as EGU10,
+        RADIO_S as RADIO,
+        SPU20_S as SPU20,
+        DPPIC20_S as DPPIC20,
+        PPIB20_S as PPIB20,
+        PPIB21_S as PPIB21,
+        PPIB22_S as PPIB22,
+        SPIM20_S as SPIM20,
+        SPIS20_S as SPIS20,
+        TWIM20_S as TWIM20,
+        TWIS20_S as TWIS20,
+        UARTE20_S as UARTE20,
+        SPIM21_S as SPIM21,
+        SPIS21_S as SPIS21,
+        TWIM21_S as TWIM21,
+        TWIS21_S as TWIS21,
+        UARTE21_S as UARTE21,
+        SPIM22_S as SPIM22,
+        SPIS22_S as SPIS22,
+        TWIM22_S as TWIM22,
+        TWIS22_S as TWIS22,
+        UARTE22_S as UARTE22,
+        EGU20_S as EGU20,
+        TIMER20_S as TIMER20,
+        TIMER21_S as TIMER21,
+        TIMER22_S as TIMER22,
+        TIMER23_S as TIMER23,
+        TIMER24_S as TIMER24,
+        MEMCONF_S as MEMCONF,
+        PDM20_S as PDM20,
+        PDM21_S as PDM21,
+        PWM20_S as PWM20,
+        PWM21_S as PWM21,
+        PWM22_S as PWM22,
+        SAADC_S as SAADC,
+        NFCT_S as NFCT,
+        TEMP_S as TEMP,
+        P1_S as P1,
+        GPIOTE20_S as GPIOTE20,
+        TAMPC_S as TAMPC,
+        QDEC20_S as QDEC20,
+        QDEC21_S as QDEC21,
+        GRTC_S as GRTC,
+        SPU30_S as SPU30,
+        DPPIC30_S as DPPIC30,
+        PPIB30_S as PPIB30,
+        SPIM30_S as SPIM30,
+        SPIS30_S as SPIS30,
+        TWIM30_S as TWIM30,
+        TWIS30_S as TWIS30,
+        UARTE30_S as UARTE30,
+        COMP_S as COMP,
+        LPCOMP_S as LPCOMP,
+        WDT30_S as WDT30,
+        WDT31_S as WDT31,
+        P0_S as P0,
+        GPIOTE30_S as GPIOTE30,
+        CLOCK_S as CLOCK,
+        POWER_S as POWER,
+        RESET_S as RESET,
+        OSCILLATORS_S as OSCILLATORS,
+        REGULATORS_S as REGULATORS,
+        CRACENCORE_S as CRACENCORE,
+        CPUC_S as CPUC,
+        ICACHE_S as ICACHE,
+    };
+}
+
+/// The maximum buffer size that the EasyDMA can send/recv in one operation.
+pub const EASY_DMA_SIZE: usize = (1 << 16) - 1;
+pub const FORCE_COPY_BUFFER_SIZE: usize = 1024;
+
+// 2 MB NVM
+#[allow(unused)]
+pub const FLASH_SIZE: usize = 2048 * 1024;
+
+embassy_hal_internal::peripherals! {
+    // PPI
+    PPI00_CH0,
+    PPI00_CH1,
+    PPI00_CH2,
+    PPI00_CH3,
+    PPI00_CH4,
+    PPI00_CH5,
+    PPI00_CH6,
+    PPI00_CH7,
+
+    PPI10_CH0,
+    PPI10_CH1,
+    PPI10_CH2,
+    PPI10_CH3,
+    PPI10_CH4,
+    PPI10_CH5,
+    PPI10_CH6,
+    PPI10_CH7,
+    PPI10_CH8,
+    PPI10_CH9,
+    PPI10_CH10,
+    PPI10_CH11,
+    PPI10_CH12,
+    PPI10_CH13,
+    PPI10_CH14,
+    PPI10_CH15,
+    PPI10_CH16,
+    PPI10_CH17,
+    PPI10_CH18,
+    PPI10_CH19,
+    PPI10_CH20,
+    PPI10_CH21,
+    PPI10_CH22,
+    PPI10_CH23,
+
+    PPI20_CH0,
+    PPI20_CH1,
+    PPI20_CH2,
+    PPI20_CH3,
+    PPI20_CH4,
+    PPI20_CH5,
+    PPI20_CH6,
+    PPI20_CH7,
+    PPI20_CH8,
+    PPI20_CH9,
+    PPI20_CH10,
+    PPI20_CH11,
+    PPI20_CH12,
+    PPI20_CH13,
+    PPI20_CH14,
+    PPI20_CH15,
+
+    PPI30_CH0,
+    PPI30_CH1,
+    PPI30_CH2,
+    PPI30_CH3,
+
+    PPI00_GROUP0,
+    PPI00_GROUP1,
+
+    PPI10_GROUP0,
+    PPI10_GROUP1,
+    PPI10_GROUP2,
+    PPI10_GROUP3,
+    PPI10_GROUP4,
+    PPI10_GROUP5,
+
+    PPI20_GROUP0,
+    PPI20_GROUP1,
+    PPI20_GROUP2,
+    PPI20_GROUP3,
+    PPI20_GROUP4,
+    PPI20_GROUP5,
+
+    PPI30_GROUP0,
+    PPI30_GROUP1,
+
+    // PPI BRIDGE channels
+    PPIB00_CH0,
+    PPIB00_CH1,
+    PPIB00_CH2,
+    PPIB00_CH3,
+    PPIB00_CH4,
+    PPIB00_CH5,
+    PPIB00_CH6,
+    PPIB00_CH7,
+
+    PPIB01_CH0,
+    PPIB01_CH1,
+    PPIB01_CH2,
+    PPIB01_CH3,
+    PPIB01_CH4,
+    PPIB01_CH5,
+    PPIB01_CH6,
+    PPIB01_CH7,
+
+    PPIB10_CH0,
+    PPIB10_CH1,
+    PPIB10_CH2,
+    PPIB10_CH3,
+    PPIB10_CH4,
+    PPIB10_CH5,
+    PPIB10_CH6,
+    PPIB10_CH7,
+
+    PPIB11_CH0,
+    PPIB11_CH1,
+    PPIB11_CH2,
+    PPIB11_CH3,
+    PPIB11_CH4,
+    PPIB11_CH5,
+    PPIB11_CH6,
+    PPIB11_CH7,
+    PPIB11_CH8,
+    PPIB11_CH9,
+    PPIB11_CH10,
+    PPIB11_CH11,
+    PPIB11_CH12,
+    PPIB11_CH13,
+    PPIB11_CH14,
+    PPIB11_CH15,
+
+    PPIB20_CH0,
+    PPIB20_CH1,
+    PPIB20_CH2,
+    PPIB20_CH3,
+    PPIB20_CH4,
+    PPIB20_CH5,
+    PPIB20_CH6,
+    PPIB20_CH7,
+
+    PPIB21_CH0,
+    PPIB21_CH1,
+    PPIB21_CH2,
+    PPIB21_CH3,
+    PPIB21_CH4,
+    PPIB21_CH5,
+    PPIB21_CH6,
+    PPIB21_CH7,
+    PPIB21_CH8,
+    PPIB21_CH9,
+    PPIB21_CH10,
+    PPIB21_CH11,
+    PPIB21_CH12,
+    PPIB21_CH13,
+    PPIB21_CH14,
+    PPIB21_CH15,
+
+    PPIB22_CH0,
+    PPIB22_CH1,
+    PPIB22_CH2,
+    PPIB22_CH3,
+
+    PPIB30_CH0,
+    PPIB30_CH1,
+    PPIB30_CH2,
+    PPIB30_CH3,
+
+    // Timers
+    TIMER00,
+    TIMER10,
+    TIMER20,
+    TIMER21,
+    TIMER22,
+    TIMER23,
+    TIMER24,
+
+    // GPIO port 0
+    P0_00,
+    P0_01,
+    P0_02,
+    P0_03,
+    P0_04,
+    P0_05,
+    P0_06,
+    P0_07,
+    P0_08,
+    P0_09,
+
+    // GPIO port 1
+    P1_00,
+    P1_01,
+    P1_02,
+    P1_03,
+    P1_04,
+    P1_05,
+    P1_06,
+    P1_07,
+    P1_08,
+    P1_09,
+    P1_10,
+    P1_11,
+    P1_12,
+    P1_13,
+    P1_14,
+    P1_15,
+    P1_16,
+    P1_17,
+    P1_18,
+    P1_19,
+    P1_20,
+    P1_21,
+    P1_22,
+    P1_23,
+    P1_24,
+    P1_25,
+    P1_26,
+    P1_27,
+    P1_28,
+    P1_29,
+    P1_30,
+    P1_31,
+
+
+    // GPIO port 2
+    P2_00,
+    P2_01,
+    P2_02,
+    P2_03,
+    P2_04,
+    P2_05,
+    P2_06,
+    P2_07,
+    P2_08,
+    P2_09,
+    P2_10,
+
+    // GPIO port 3
+    P3_00,
+    P3_01,
+    P3_02,
+    P3_03,
+    P3_04,
+    P3_05,
+    P3_06,
+    P3_07,
+    P3_08,
+    P3_09,
+    P3_10,
+    P3_11,
+    P3_12,
+
+    // GRTC
+    GRTC_CH0,
+    #[cfg(not(feature = "time-driver-grtc"))]
+    GRTC_CH1,
+    GRTC_CH2,
+    GRTC_CH3,
+    GRTC_CH4,
+    GRTC_CH5,
+    GRTC_CH6,
+    GRTC_CH7,
+    GRTC_CH8,
+    GRTC_CH9,
+    GRTC_CH10,
+    GRTC_CH11,
+
+    // PWM
+    PWM20,
+    PWM21,
+    PWM22,
+
+    // SERIAL
+    SERIAL00,
+    SERIAL20,
+    SERIAL21,
+    SERIAL22,
+    SERIAL30,
+
+    // SAADC
+    SAADC,
+
+    // RADIO
+    RADIO,
+
+
+    // GPIOTE instances
+    GPIOTE20,
+    GPIOTE30,
+
+    // GPIOTE channels
+    GPIOTE20_CH0,
+    GPIOTE20_CH1,
+    GPIOTE20_CH2,
+    GPIOTE20_CH3,
+    GPIOTE20_CH4,
+    GPIOTE20_CH5,
+    GPIOTE20_CH6,
+    GPIOTE20_CH7,
+    GPIOTE30_CH0,
+    GPIOTE30_CH1,
+    GPIOTE30_CH2,
+    GPIOTE30_CH3,
+
+    // CRACEN
+    #[cfg(feature = "_s")]
+    CRACEN,
+
+    #[cfg(feature = "_s")]
+    // RRAMC
+    RRAMC,
+
+    // TEMP
+    TEMP,
+
+    // WDT
+    #[cfg(feature = "_ns")]
+    WDT,
+    #[cfg(feature = "_s")]
+    WDT0,
+    #[cfg(feature = "_s")]
+    WDT1,
+}
+
+impl_pin!(P0_00, 0, 0);
+impl_pin!(P0_01, 0, 1);
+impl_pin!(P0_02, 0, 2);
+impl_pin!(P0_03, 0, 3);
+impl_pin!(P0_04, 0, 4);
+impl_pin!(P0_05, 0, 5);
+impl_pin!(P0_06, 0, 6);
+impl_pin!(P0_07, 0, 7);
+impl_pin!(P0_08, 0, 8);
+impl_pin!(P0_09, 0, 9);
+
+impl_pin!(P1_00, 1, 0);
+impl_pin!(P1_01, 1, 1);
+impl_pin!(P1_02, 1, 2);
+impl_pin!(P1_03, 1, 3);
+impl_pin!(P1_04, 1, 4);
+impl_pin!(P1_05, 1, 5);
+impl_pin!(P1_06, 1, 6);
+impl_pin!(P1_07, 1, 7);
+impl_pin!(P1_08, 1, 8);
+impl_pin!(P1_09, 1, 9);
+impl_pin!(P1_10, 1, 10);
+impl_pin!(P1_11, 1, 11);
+impl_pin!(P1_12, 1, 12);
+impl_pin!(P1_13, 1, 13);
+impl_pin!(P1_14, 1, 14);
+impl_pin!(P1_15, 1, 15);
+impl_pin!(P1_16, 1, 16);
+impl_pin!(P1_17, 1, 17);
+impl_pin!(P1_18, 1, 18);
+impl_pin!(P1_19, 1, 19);
+impl_pin!(P1_20, 1, 20);
+impl_pin!(P1_21, 1, 21);
+impl_pin!(P1_22, 1, 22);
+impl_pin!(P1_23, 1, 23);
+impl_pin!(P1_24, 1, 24);
+impl_pin!(P1_25, 1, 25);
+impl_pin!(P1_26, 1, 26);
+impl_pin!(P1_27, 1, 27);
+impl_pin!(P1_28, 1, 28);
+impl_pin!(P1_29, 1, 29);
+impl_pin!(P1_30, 1, 30);
+impl_pin!(P1_31, 1, 31);
+
+impl_pin!(P2_00, 2, 0);
+impl_pin!(P2_01, 2, 1);
+impl_pin!(P2_02, 2, 2);
+impl_pin!(P2_03, 2, 3);
+impl_pin!(P2_04, 2, 4);
+impl_pin!(P2_05, 2, 5);
+impl_pin!(P2_06, 2, 6);
+impl_pin!(P2_07, 2, 7);
+impl_pin!(P2_08, 2, 8);
+impl_pin!(P2_09, 2, 9);
+impl_pin!(P2_10, 2, 10);
+
+impl_pin!(P3_00, 3, 0);
+impl_pin!(P3_01, 3, 1);
+impl_pin!(P3_02, 3, 2);
+impl_pin!(P3_03, 3, 3);
+impl_pin!(P3_04, 3, 4);
+impl_pin!(P3_05, 3, 5);
+impl_pin!(P3_06, 3, 6);
+impl_pin!(P3_07, 3, 7);
+impl_pin!(P3_08, 3, 8);
+impl_pin!(P3_09, 3, 9);
+impl_pin!(P3_10, 3, 10);
+impl_pin!(P3_11, 3, 11);
+impl_pin!(P3_12, 3, 12);
+
+cfg_if::cfg_if! {
+    if #[cfg(feature = "gpiote")] {
+        impl_gpiote_pin!(P0_00, GPIOTE30);
+        impl_gpiote_pin!(P0_01, GPIOTE30);
+        impl_gpiote_pin!(P0_02, GPIOTE30);
+        impl_gpiote_pin!(P0_03, GPIOTE30);
+        impl_gpiote_pin!(P0_04, GPIOTE30);
+        impl_gpiote_pin!(P0_05, GPIOTE30);
+        impl_gpiote_pin!(P0_06, GPIOTE30);
+        impl_gpiote_pin!(P0_07, GPIOTE30);
+        impl_gpiote_pin!(P0_08, GPIOTE30);
+        impl_gpiote_pin!(P0_09, GPIOTE30);
+
+        impl_gpiote_pin!(P1_00, GPIOTE20);
+        impl_gpiote_pin!(P1_01, GPIOTE20);
+        impl_gpiote_pin!(P1_02, GPIOTE20);
+        impl_gpiote_pin!(P1_03, GPIOTE20);
+        impl_gpiote_pin!(P1_04, GPIOTE20);
+        impl_gpiote_pin!(P1_05, GPIOTE20);
+        impl_gpiote_pin!(P1_06, GPIOTE20);
+        impl_gpiote_pin!(P1_07, GPIOTE20);
+        impl_gpiote_pin!(P1_08, GPIOTE20);
+        impl_gpiote_pin!(P1_09, GPIOTE20);
+        impl_gpiote_pin!(P1_10, GPIOTE20);
+        impl_gpiote_pin!(P1_11, GPIOTE20);
+        impl_gpiote_pin!(P1_12, GPIOTE20);
+        impl_gpiote_pin!(P1_13, GPIOTE20);
+        impl_gpiote_pin!(P1_14, GPIOTE20);
+        impl_gpiote_pin!(P1_15, GPIOTE20);
+        impl_gpiote_pin!(P1_16, GPIOTE20);
+        impl_gpiote_pin!(P1_17, GPIOTE20);
+        impl_gpiote_pin!(P1_18, GPIOTE20);
+        impl_gpiote_pin!(P1_19, GPIOTE20);
+        impl_gpiote_pin!(P1_20, GPIOTE20);
+        impl_gpiote_pin!(P1_21, GPIOTE20);
+        impl_gpiote_pin!(P1_22, GPIOTE20);
+        impl_gpiote_pin!(P1_23, GPIOTE20);
+        impl_gpiote_pin!(P1_24, GPIOTE20);
+        impl_gpiote_pin!(P1_25, GPIOTE20);
+        impl_gpiote_pin!(P1_26, GPIOTE20);
+        impl_gpiote_pin!(P1_27, GPIOTE20);
+        impl_gpiote_pin!(P1_28, GPIOTE20);
+        impl_gpiote_pin!(P1_29, GPIOTE20);
+        impl_gpiote_pin!(P1_30, GPIOTE20);
+        impl_gpiote_pin!(P1_31, GPIOTE20);
+
+        impl_gpiote_pin!(P3_00, GPIOTE20);
+        impl_gpiote_pin!(P3_01, GPIOTE20);
+        impl_gpiote_pin!(P3_02, GPIOTE20);
+        impl_gpiote_pin!(P3_03, GPIOTE20);
+        impl_gpiote_pin!(P3_04, GPIOTE20);
+        impl_gpiote_pin!(P3_05, GPIOTE20);
+        impl_gpiote_pin!(P3_06, GPIOTE20);
+        impl_gpiote_pin!(P3_07, GPIOTE20);
+        impl_gpiote_pin!(P3_08, GPIOTE20);
+        impl_gpiote_pin!(P3_09, GPIOTE20);
+        impl_gpiote_pin!(P3_10, GPIOTE20);
+        impl_gpiote_pin!(P3_11, GPIOTE20);
+        impl_gpiote_pin!(P3_12, GPIOTE20);
+    }
+}
+
+#[cfg(feature = "_ns")]
+impl_wdt!(WDT, WDT31, WDT31, 0);
+#[cfg(feature = "_s")]
+impl_wdt!(WDT0, WDT31, WDT31, 0);
+#[cfg(feature = "_s")]
+impl_wdt!(WDT1, WDT30, WDT30, 1);
+// DPPI00 channels
+impl_ppi_channel!(PPI00_CH0, DPPIC00, 0 => configurable);
+impl_ppi_channel!(PPI00_CH1, DPPIC00, 1 => configurable);
+impl_ppi_channel!(PPI00_CH2, DPPIC00, 2 => configurable);
+impl_ppi_channel!(PPI00_CH3, DPPIC00, 3 => configurable);
+impl_ppi_channel!(PPI00_CH4, DPPIC00, 4 => configurable);
+impl_ppi_channel!(PPI00_CH5, DPPIC00, 5 => configurable);
+impl_ppi_channel!(PPI00_CH6, DPPIC00, 6 => configurable);
+impl_ppi_channel!(PPI00_CH7, DPPIC00, 7 => configurable);
+
+// DPPI10 channels
+impl_ppi_channel!(PPI10_CH0, DPPIC10, 0 => static);
+
+// DPPI20 channels
+impl_ppi_channel!(PPI20_CH0, DPPIC20, 0 => configurable);
+impl_ppi_channel!(PPI20_CH1, DPPIC20, 1 => configurable);
+impl_ppi_channel!(PPI20_CH2, DPPIC20, 2 => configurable);
+impl_ppi_channel!(PPI20_CH3, DPPIC20, 3 => configurable);
+impl_ppi_channel!(PPI20_CH4, DPPIC20, 4 => configurable);
+impl_ppi_channel!(PPI20_CH5, DPPIC20, 5 => configurable);
+impl_ppi_channel!(PPI20_CH6, DPPIC20, 6 => configurable);
+impl_ppi_channel!(PPI20_CH7, DPPIC20, 7 => configurable);
+impl_ppi_channel!(PPI20_CH8, DPPIC20, 8 => configurable);
+impl_ppi_channel!(PPI20_CH9, DPPIC20, 9 => configurable);
+impl_ppi_channel!(PPI20_CH10, DPPIC20, 10 => configurable);
+impl_ppi_channel!(PPI20_CH11, DPPIC20, 11 => configurable);
+impl_ppi_channel!(PPI20_CH12, DPPIC20, 12 => configurable);
+impl_ppi_channel!(PPI20_CH13, DPPIC20, 13 => configurable);
+impl_ppi_channel!(PPI20_CH14, DPPIC20, 14 => configurable);
+impl_ppi_channel!(PPI20_CH15, DPPIC20, 15 => configurable);
+
+// DPPI30 channels
+impl_ppi_channel!(PPI30_CH0, DPPIC30, 0 => configurable);
+impl_ppi_channel!(PPI30_CH1, DPPIC30, 1 => configurable);
+impl_ppi_channel!(PPI30_CH2, DPPIC30, 2 => configurable);
+impl_ppi_channel!(PPI30_CH3, DPPIC30, 3 => configurable);
+
+// DPPI00 groups
+impl_ppi_group!(PPI00_GROUP0, DPPIC00, 0);
+impl_ppi_group!(PPI00_GROUP1, DPPIC00, 1);
+
+// DPPI10 groups
+impl_ppi_group!(PPI10_GROUP0, DPPIC10, 0);
+
+// DPPI20 groups
+impl_ppi_group!(PPI20_GROUP0, DPPIC20, 0);
+impl_ppi_group!(PPI20_GROUP1, DPPIC20, 1);
+impl_ppi_group!(PPI20_GROUP2, DPPIC20, 2);
+impl_ppi_group!(PPI20_GROUP3, DPPIC20, 3);
+impl_ppi_group!(PPI20_GROUP4, DPPIC20, 4);
+impl_ppi_group!(PPI20_GROUP5, DPPIC20, 5);
+
+// DPPI30 groups
+impl_ppi_group!(PPI30_GROUP0, DPPIC30, 0);
+impl_ppi_group!(PPI30_GROUP1, DPPIC30, 1);
+
+impl_timer!(TIMER00, TIMER00, TIMER00);
+impl_timer!(TIMER10, TIMER10, TIMER10);
+impl_timer!(TIMER20, TIMER20, TIMER20);
+impl_timer!(TIMER21, TIMER21, TIMER21);
+impl_timer!(TIMER22, TIMER22, TIMER22);
+impl_timer!(TIMER23, TIMER23, TIMER23);
+impl_timer!(TIMER24, TIMER24, TIMER24);
+
+impl_twim!(SERIAL20, TWIM20, SERIAL20);
+impl_twim!(SERIAL21, TWIM21, SERIAL21);
+impl_twim!(SERIAL22, TWIM22, SERIAL22);
+impl_twim!(SERIAL30, TWIM30, SERIAL30);
+
+impl_twis!(SERIAL20, TWIS20, SERIAL20);
+impl_twis!(SERIAL21, TWIS21, SERIAL21);
+impl_twis!(SERIAL22, TWIS22, SERIAL22);
+impl_twis!(SERIAL30, TWIS30, SERIAL30);
+
+impl_pwm!(PWM20, PWM20, PWM20);
+impl_pwm!(PWM21, PWM21, PWM21);
+impl_pwm!(PWM22, PWM22, PWM22);
+
+#[cfg(feature = "_s")]
+impl_spim!(
+    SERIAL00,
+    SPIM00,
+    SERIAL00,
+    match pac::OSCILLATORS_S.pll().currentfreq().read().currentfreq() {
+        pac::oscillators::vals::Currentfreq::CK128M => 128_000_000,
+        pac::oscillators::vals::Currentfreq::CK64M => 64_000_000,
+        _ => unreachable!(),
+    }
+);
+#[cfg(feature = "_ns")]
+impl_spim!(
+    SERIAL00,
+    SPIM00,
+    SERIAL00,
+    match pac::OSCILLATORS_NS.pll().currentfreq().read().currentfreq() {
+        pac::oscillators::vals::Currentfreq::CK128M => 128_000_000,
+        pac::oscillators::vals::Currentfreq::CK64M => 64_000_000,
+        _ => unreachable!(),
+    }
+);
+impl_spim!(SERIAL20, SPIM20, SERIAL20, 16_000_000);
+impl_spim!(SERIAL21, SPIM21, SERIAL21, 16_000_000);
+impl_spim!(SERIAL22, SPIM22, SERIAL22, 16_000_000);
+impl_spim!(SERIAL30, SPIM30, SERIAL30, 16_000_000);
+
+impl_spis!(SERIAL20, SPIS20, SERIAL20);
+impl_spis!(SERIAL21, SPIS21, SERIAL21);
+impl_spis!(SERIAL22, SPIS22, SERIAL22);
+impl_spis!(SERIAL30, SPIS30, SERIAL30);
+
+impl_uarte!(SERIAL00, UARTE00, SERIAL00);
+impl_uarte!(SERIAL20, UARTE20, SERIAL20);
+impl_uarte!(SERIAL21, UARTE21, SERIAL21);
+impl_uarte!(SERIAL22, UARTE22, SERIAL22);
+impl_uarte!(SERIAL30, UARTE30, SERIAL30);
+
+// NB: SAADC uses "pin" abstraction, not "AIN"
+impl_saadc_input!(P1_04, 1, 4);
+impl_saadc_input!(P1_05, 1, 5);
+impl_saadc_input!(P1_06, 1, 6);
+impl_saadc_input!(P1_07, 1, 7);
+impl_saadc_input!(P1_11, 1, 11);
+impl_saadc_input!(P1_12, 1, 12);
+impl_saadc_input!(P1_13, 1, 13);
+impl_saadc_input!(P1_14, 1, 14);
+
+#[cfg(feature = "_s")]
+impl_cracen!(CRACEN, CRACEN, CRACEN);
+
+embassy_hal_internal::interrupt_mod!(
+    SWI00,
+    SWI01,
+    SWI02,
+    SWI03,
+    SPU00,
+    MPC00,
+    AAR00_CCM00,
+    ECB00,
+    CRACEN,
+    SERIAL00,
+    RRAMC,
+    VPR00,
+    CTRLAP,
+    TIMER00,
+    SPU10,
+    TIMER10,
+    EGU10,
+    RADIO_0,
+    RADIO_1,
+    SPU20,
+    SERIAL20,
+    SERIAL21,
+    SERIAL22,
+    EGU20,
+    TIMER20,
+    TIMER21,
+    TIMER22,
+    TIMER23,
+    TIMER24,
+    PDM20,
+    PDM21,
+    PWM20,
+    PWM21,
+    PWM22,
+    SAADC,
+    NFCT,
+    TEMP,
+    GPIOTE20_0,
+    GPIOTE20_1,
+    TAMPC,
+    QDEC20,
+    QDEC21,
+    GRTC_0,
+    GRTC_1,
+    GRTC_2,
+    GRTC_3,
+    SPU30,
+    SERIAL30,
+    COMP_LPCOMP,
+    WDT30,
+    WDT31,
+    GPIOTE30_0,
+    GPIOTE30_1,
+    CLOCK_POWER,
+);
diff --git a/embassy-nrf/src/gpiote.rs b/embassy-nrf/src/gpiote.rs
index d4f6668f3..1f6000b13 100644
--- a/embassy-nrf/src/gpiote.rs
+++ b/embassy-nrf/src/gpiote.rs
@@ -33,14 +33,18 @@ const CHANNELS_PER_PORT: usize = 8;
     feature = "nrf52833",
     feature = "nrf52840",
     feature = "_nrf5340",
-    feature = "_nrf54l"
+    feature = "_nrf54l15",
+    feature = "_nrf54l10",
+    feature = "_nrf54l05"
 ))]
 const PIN_COUNT: usize = 48;
+#[cfg(feature = "_nrf54lm20")]
+const PIN_COUNT: usize = 66;
 #[cfg(not(any(
     feature = "nrf52833",
     feature = "nrf52840",
     feature = "_nrf5340",
-    feature = "_nrf54l"
+    feature = "_nrf54l",
 )))]
 const PIN_COUNT: usize = 32;
 
diff --git a/embassy-nrf/src/lib.rs b/embassy-nrf/src/lib.rs
index b3a9c19d1..db71dee10 100644
--- a/embassy-nrf/src/lib.rs
+++ b/embassy-nrf/src/lib.rs
@@ -29,6 +29,7 @@
     feature = "nrf54l10-app-ns",
     feature = "nrf54l05-app-s",
     feature = "nrf54l05-app-ns",
+    feature = "nrf54lm20-app-s",
     feature = "nrf9160-s",
     feature = "nrf9160-ns",
     feature = "nrf9120-s",
@@ -57,6 +58,7 @@ compile_error!(
     nrf54l10-app-ns,
     nrf54l05-app-s,
     nrf54l05-app-ns,
+    nrf54lm20-app-s,
     nrf9160-s,
     nrf9160-ns,
     nrf9120-s,
@@ -202,6 +204,7 @@ pub mod wdt;
 #[cfg_attr(feature = "_nrf54l15-app", path = "chips/nrf54l15_app.rs")]
 #[cfg_attr(feature = "_nrf54l10-app", path = "chips/nrf54l10_app.rs")]
 #[cfg_attr(feature = "_nrf54l05-app", path = "chips/nrf54l05_app.rs")]
+#[cfg_attr(feature = "_nrf54lm20-app", path = "chips/nrf54lm20_app.rs")]
 #[cfg_attr(feature = "_nrf9160", path = "chips/nrf9160.rs")]
 #[cfg_attr(feature = "_nrf9120", path = "chips/nrf9120.rs")]
 mod chip;
diff --git a/embassy-nrf/src/saadc.rs b/embassy-nrf/src/saadc.rs
index ab0e2b86a..e89338416 100644
--- a/embassy-nrf/src/saadc.rs
+++ b/embassy-nrf/src/saadc.rs
@@ -195,6 +195,7 @@ impl<'d, const N: usize> Saadc<'d, N> {
                 w.set_resp(cc.resistor.into());
                 #[cfg(not(feature = "_nrf54l"))]
                 w.set_resn(vals::Resn::BYPASS);
+                #[cfg(not(feature = "_nrf54l"))]
                 w.set_burst(!matches!(oversample, Oversample::BYPASS));
             });
         }
diff --git a/examples/nrf54lm20/.cargo/config.toml b/examples/nrf54lm20/.cargo/config.toml
new file mode 100644
index 000000000..e26853bef
--- /dev/null
+++ b/examples/nrf54lm20/.cargo/config.toml
@@ -0,0 +1,10 @@
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+# runner = "probe-rs run --chip nrf54lm20"
+# probe-rs doesn't support nRF54LM20A right now, so jlink is needed
+runner = "./run.sh"
+
+[build]
+target = "thumbv8m.main-none-eabihf"
+
+[env]
+DEFMT_LOG = "trace"
diff --git a/examples/nrf54lm20/Cargo.toml b/examples/nrf54lm20/Cargo.toml
new file mode 100644
index 000000000..5482fc77a
--- /dev/null
+++ b/examples/nrf54lm20/Cargo.toml
@@ -0,0 +1,37 @@
+[package]
+edition = "2024"
+name = "embassy-nrf54lm20-examples"
+version = "0.1.0"
+license = "MIT OR Apache-2.0"
+publish = false
+
+[dependencies]
+embassy-futures = { version = "0.1.2", path = "../../embassy-futures" }
+embassy-executor = { version = "0.9.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "executor-interrupt", "defmt"] }
+embassy-time = { version = "0.5.0", path = "../../embassy-time", features = ["defmt", "defmt-timestamp-uptime"] }
+embassy-sync = { version = "0.7.2", path = "../../embassy-sync", features = ["defmt"] }
+embassy-nrf = { version = "0.8.0", path = "../../embassy-nrf", features = ["defmt", "nrf54lm20-app-s", "time-driver-grtc", "gpiote", "unstable-pac", "time"] }
+embedded-io = { version = "0.6.0", features = ["defmt-03"]  }
+embedded-io-async = { version = "0.6.1", features = ["defmt-03"] }
+
+rand = { version = "0.9.0", default-features = false }
+
+defmt = "1.0.1"
+defmt-rtt = "1.0.0"
+panic-probe = { version = "1.0.0", features = ["print-defmt"] }
+
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
+cortex-m-rt = "0.7.0"
+
+embedded-storage = "0.3.1"
+portable-atomic = "1"
+
+static_cell = "2"
+
+[profile.release]
+debug = 2
+
+[package.metadata.embassy]
+build = [
+  { target = "thumbv8m.main-none-eabihf", artifact-dir = "out/examples/nrf54lm20" }
+]
diff --git a/examples/nrf54lm20/build.rs b/examples/nrf54lm20/build.rs
new file mode 100644
index 000000000..30691aa97
--- /dev/null
+++ b/examples/nrf54lm20/build.rs
@@ -0,0 +1,35 @@
+//! This build script copies the `memory.x` file from the crate root into
+//! a directory where the linker can always find it at build time.
+//! For many projects this is optional, as the linker always searches the
+//! project root directory -- wherever `Cargo.toml` is. However, if you
+//! are using a workspace or have a more complicated build setup, this
+//! build script becomes required. Additionally, by requesting that
+//! Cargo re-run the build script whenever `memory.x` is changed,
+//! updating `memory.x` ensures a rebuild of the application with the
+//! new memory settings.
+
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::PathBuf;
+
+fn main() {
+    // Put `memory.x` in our output directory and ensure it's
+    // on the linker search path.
+    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
+    File::create(out.join("memory.x"))
+        .unwrap()
+        .write_all(include_bytes!("memory.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+
+    // By default, Cargo will re-run a build script whenever
+    // any file in the project changes. By specifying `memory.x`
+    // here, we ensure the build script is only re-run when
+    // `memory.x` is changed.
+    println!("cargo:rerun-if-changed=memory.x");
+
+    println!("cargo:rustc-link-arg-bins=--nmagic");
+    println!("cargo:rustc-link-arg-bins=-Tlink.x");
+    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
+}
diff --git a/examples/nrf54lm20/memory.x b/examples/nrf54lm20/memory.x
new file mode 100644
index 000000000..564f488ac
--- /dev/null
+++ b/examples/nrf54lm20/memory.x
@@ -0,0 +1,5 @@
+MEMORY
+{
+  FLASH : ORIGIN = 0x00000000, LENGTH = 2036K
+  RAM : ORIGIN = 0x20000000, LENGTH = 512K
+}
diff --git a/examples/nrf54lm20/run.sh b/examples/nrf54lm20/run.sh
new file mode 100755
index 000000000..2386163a7
--- /dev/null
+++ b/examples/nrf54lm20/run.sh
@@ -0,0 +1,15 @@
+cp $1 $1.elf
+
+ELF_FILE="$1.elf"
+
+JLinkExe <<EOF
+Device nrf54lm20a_m33
+SelectInterface SWD
+Speed 4000
+LoadFile ${ELF_FILE}
+r
+g
+q
+EOF
+
+defmt-print -e $1 tcp
\ No newline at end of file
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()));
+}