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4c437920fa
This patch fixes binding documentation for DWC2 controller in HS mode
found on STMicroelectronics STM32F7 SoC.
The v2 former patch [1] had been acked by Rob Herring, but v1 was merged.
[1] https://patchwork.kernel.org/patch/9925575/
Fixes: 000777dadc ("dt-bindings: usb: Document the STM32F7xx DWC2 ...")
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
54 lines
2.4 KiB
Plaintext
54 lines
2.4 KiB
Plaintext
Platform DesignWare HS OTG USB 2.0 controller
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-----------------------------------------------------
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Required properties:
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- compatible : One of:
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- brcm,bcm2835-usb: The DWC2 USB controller instance in the BCM2835 SoC.
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- hisilicon,hi6220-usb: The DWC2 USB controller instance in the hi6220 SoC.
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- rockchip,rk3066-usb: The DWC2 USB controller instance in the rk3066 Soc;
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- "rockchip,rk3188-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3188 Soc;
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- "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3288 Soc;
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- "lantiq,arx100-usb": The DWC2 USB controller instance in Lantiq ARX SoCs;
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- "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs;
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- "amlogic,meson8-usb": The DWC2 USB controller instance in Amlogic Meson8 SoCs;
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- "amlogic,meson8b-usb": The DWC2 USB controller instance in Amlogic Meson8b SoCs;
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- "amlogic,meson-gxbb-usb": The DWC2 USB controller instance in Amlogic S905 SoCs;
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- "amcc,dwc-otg": The DWC2 USB controller instance in AMCC Canyonlands 460EX SoCs;
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- snps,dwc2: A generic DWC2 USB controller with default parameters.
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- "st,stm32f4x9-fsotg": The DWC2 USB FS/HS controller instance in STM32F4x9 SoCs
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configured in FS mode;
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- "st,stm32f4x9-hsotg": The DWC2 USB HS controller instance in STM32F4x9 SoCs
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configured in HS mode;
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- "st,stm32f7-hsotg": The DWC2 USB HS controller instance in STM32F7 SoCs
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configured in HS mode;
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- reg : Should contain 1 register range (address and length)
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- interrupts : Should contain 1 interrupt
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- clocks: clock provider specifier
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- clock-names: shall be "otg"
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Refer to clk/clock-bindings.txt for generic clock consumer properties
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Optional properties:
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- phys: phy provider specifier
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- phy-names: shall be "usb2-phy"
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Refer to phy/phy-bindings.txt for generic phy consumer properties
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- dr_mode: shall be one of "host", "peripheral" and "otg"
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Refer to usb/generic.txt
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- g-rx-fifo-size: size of rx fifo size in gadget mode.
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- g-np-tx-fifo-size: size of non-periodic tx fifo size in gadget mode.
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- g-tx-fifo-size: size of periodic tx fifo per endpoint (except ep0) in gadget mode.
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Deprecated properties:
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- g-use-dma: gadget DMA mode is automatically detected
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Example:
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usb@101c0000 {
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compatible = "ralink,rt3050-usb, snps,dwc2";
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reg = <0x101c0000 40000>;
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interrupts = <18>;
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clocks = <&usb_otg_ahb_clk>;
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clock-names = "otg";
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phys = <&usbphy>;
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phy-names = "usb2-phy";
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};
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