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ARC: HSDK: add reset for EHCI

Add reset phandle to EHCI device tree node to make on-chip reset
controller usable with EHCI.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Eugeniy Paltsev 4 лет назад
Родитель
Сommit
bed6481940
1 измененных файлов с 7 добавлено и 0 удалено
  1. 7 0
      arch/arc/dts/hsdk-common.dtsi

+ 7 - 0
arch/arc/dts/hsdk-common.dtsi

@@ -87,6 +87,13 @@
 	ehci@f0040000 {
 		compatible = "generic-ehci";
 		reg = <0xf0040000 0x100>;
+
+		/*
+		 * OHCI and EHCI have reset line shared so we don't add
+		 * reset property to OHCI node as it is probed later and
+		 * it will reset sucessfuly probed and configured EHCI HW.
+		 */
+		resets = <&cgu_rst HSDK_USB_RESET>;
 	};
 
 	ohci@f0060000 {