[PATCH v1] arch: arm64: dts: meson: a1: add assigned-clocks for usb node

Alexey Romanov avromanov at salutedevices.com
Thu Feb 1 07:30:33 PST 2024


Hello! Ping.

On Wed, Jan 24, 2024 at 04:06:23PM +0300, Alexey Romanov wrote:
> To ensure proper functionality of USB, it is necessary to use
> the rate of 64000000 for CLKID_USB_BUS. For instance, adb may
> not function correctly without this setting. This information
> has been derived from the vendor SDK.
> 
> Signed-off-by: Alexey Romanov <avromanov at salutedevices.com>
> Signed-off-by: Dmitry Rokosov <ddrokosov at salutedevices.com>
> ---
>  arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
> index cf150f568335..b9fd69112535 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
> @@ -668,6 +668,8 @@ usb: usb at fe004400 {
>  				 <&clkc_periphs CLKID_USB_BUS>,
>  				 <&clkc_periphs CLKID_USB_CTRL_IN>;
>  			clock-names = "usb_ctrl", "usb_bus", "xtal_usb_ctrl";
> +			assigned-clocks = <&clkc_periphs CLKID_USB_BUS>;
> +			assigned-clock-rates = <64000000>;
>  			resets = <&reset RESET_USBCTRL>;
>  			reset-name = "usb_ctrl";
>  
> -- 
> 2.34.1
> 

-- 
Thank you,
Alexey


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