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dts: arm: st: u3: Add USB #94302

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Merged
merged 2 commits into from
Aug 21, 2025
Merged

dts: arm: st: u3: Add USB #94302

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0569293
dts: arm: st: stm32u3: Add USB DTS node
wymcg Aug 9, 2025
8c00a8f
boards: st: nucleo_u385rg_q: USB device support
wymcg Aug 9, 2025
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10 changes: 10 additions & 0 deletions boards/st/nucleo_u385rg_q/nucleo_u385rg_q.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,10 @@
status = "okay";
};

&clk_hsi48 {
status = "okay";
};

&clk_lse {
status = "okay";
};
Expand Down Expand Up @@ -190,3 +194,9 @@
&wwdg {
status = "okay";
};

zephyr_udc0: &usb {
pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
pinctrl-names = "default";
status = "okay";
};
2 changes: 2 additions & 0 deletions boards/st/nucleo_u385rg_q/nucleo_u385rg_q.yaml
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Expand Up @@ -17,6 +17,8 @@ supported:
- spi
- uart
- usart
- usb_device
- usbd
- watchdog
ram: 256
flash: 1024
19 changes: 19 additions & 0 deletions dts/arm/st/u3/stm32u3.dtsi
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Expand Up @@ -412,6 +412,25 @@
STM32_DMA_16BITS)>;
status = "disabled";
};

usb: usb@40016000 {
compatible = "st,stm32-usb";
reg = <0x40016000 0x400>;
interrupts = <73 0>;
interrupt-names = "usb";
num-bidir-endpoints = <8>;
ram-size = <2048>;
maximum-speed = "full-speed";
clocks = <&rcc STM32_CLOCK(APB2, 24)>,
<&rcc STM32_SRC_HSI48 ICLK_SEL(0)>;
phys = <&usb_fs_phy>;
status = "disabled";
};
};

usb_fs_phy: usb_fs_phy {
compatible = "usb-nop-xceiv";
#phy-cells = <0>;
};
};

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