| Message ID | 20201107140026.1974312-4-aford173@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [V2,1/5] dt-bindings: add defines for i.MX8MN power domains | expand |
On Sat, Nov 07, 2020 at 08:00:24AM -0600, Adam Ford wrote: > The USB OTG controller cannot be used until the power-domain is enabled > unless it was started in the bootloader. > > Adding the power-domain reference to the OTG node allows the OTG > controller to operate. > > Signed-off-by: Adam Ford <aford173@gmail.com> > --- > V2: No change > Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Best regards, Krzysztof
diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index c37dee13057a..5e4b6934de40 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -968,6 +968,7 @@ usbotg1: usb@32e40000 { assigned-clock-parents = <&clk IMX8MN_SYS_PLL2_500M>; fsl,usbphy = <&usbphynop1>; fsl,usbmisc = <&usbmisc1 0>; + power-domains = <&pgc_otg1>; status = "disabled"; };
The USB OTG controller cannot be used until the power-domain is enabled unless it was started in the bootloader. Adding the power-domain reference to the OTG node allows the OTG controller to operate. Signed-off-by: Adam Ford <aford173@gmail.com> --- V2: No change arch/arm64/boot/dts/freescale/imx8mn.dtsi | 1 + 1 file changed, 1 insertion(+)