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shields: semtech_sx1262mb2das: reduce SPI frequency

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The current frequency of 16 MHz has been observed to result in
communications errors on a nRF5340DK. Since the LoRa PHY bitrate is
measured in kbps, there is no throughput implications from this change.

Signed-off-by: Jordan Yates <jordan@embeint.com>
This commit is contained in:
Jordan Yates 2025-04-29 14:28:29 +10:00 • committed by Benjamin Cabé
commit b6e5e6819f
1 changed files with 1 additions and 1 deletions
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boards/shields/semtech_sx1262mb2das/semtech_sx1262mb2das.overlay
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@ -17,7 +17,7 @@
lora_semtech_sx1262mb2das: sx1262@0 { lora_semtech_sx1262mb2das: sx1262@0 {
compatible = "semtech,sx1262"; compatible = "semtech,sx1262";
reg = <0>; reg = <0>;
spi-max-frequency = <16000000>; spi-max-frequency = <DT_FREQ_M(8)>;
label = "SX1262"; label = "SX1262";
reset-gpios = <&arduino_header 0 GPIO_ACTIVE_LOW>; reset-gpios = <&arduino_header 0 GPIO_ACTIVE_LOW>;
busy-gpios = <&arduino_header 9 GPIO_ACTIVE_HIGH>; busy-gpios = <&arduino_header 9 GPIO_ACTIVE_HIGH>;