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

Alexey Romanov avromanov at salutedevices.com
Wed Jan 24 05:06:23 PST 2024


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




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