From: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Date: Wed, 13 May 2020 15:18:09 +0000 (+0300)
Subject: ARC: HSDK: add reset for EHCI
X-Git-Tag: v2020.07-rc3~21^2
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=bed6481940b1b9a2f3b48afeeced550dd84e2932;p=oweals%2Fu-boot.git

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>
---

diff --git a/arch/arc/dts/hsdk-common.dtsi b/arch/arc/dts/hsdk-common.dtsi
index 3b2ae8635d..9aa10e4b25 100644
--- a/arch/arc/dts/hsdk-common.dtsi
+++ b/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 {