Commit 263b628f authored by Lucas Stach's avatar Lucas Stach Committed by Greg Kroah-Hartman
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dt-bindings: usb: dwc3-imx8mp: add power domain property 



The USB controllers in the i.MX8MP are located inside the HSIO
power domain. Add the power-domains property to the DT binding
to be able to describe the hardware properly.

Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Acked-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230110180804.594462-1-l.stach@pengutronix.de


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 481735d6

Documentation/devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml

+6 −0
Original line number Diff line number Diff line
@@ -71,6 +71,9 @@ properties: 
    description:

      Power pad (PWR) polarity is active low.



  power-domains:

    maxItems: 1



# Required child node:



patternProperties:
@@ -87,12 +90,14 @@ required: 
  - clocks

  - clock-names

  - interrupts

  - power-domains



additionalProperties: false



examples:

  - |

    #include <dt-bindings/clock/imx8mp-clock.h>

    #include <dt-bindings/power/imx8mp-power.h>

    #include <dt-bindings/interrupt-controller/arm-gic.h>

    usb3_0: usb@32f10100 {

      compatible = "fsl,imx8mp-dwc3";
@@ -102,6 +107,7 @@ examples: 
               <&clk IMX8MP_CLK_USB_ROOT>;

      clock-names = "hsio", "suspend";

      interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;

      power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_USB>;

      #address-cells = <1>;

      #size-cells = <1>;

      dma-ranges = <0x40000000 0x40000000 0xc0000000>;