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Subject[PATCH] ARC: [plat-hsdk]: Add reset controller handle to manage USB reset
Date
DW USB controller on HSDK hangs sometimes after SW reset, so
add reset handle to make possible to reset DW USB controller HW.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
---
arch/arc/boot/dts/hsdk.dts | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index 43f17b51ee89..f80fb9dc8653 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -200,6 +200,7 @@
compatible = "snps,hsdk-v1.0-ohci", "generic-ohci";
reg = <0x60000 0x100>;
interrupts = <15>;
+ resets = <&cgu_rst HSDK_USB_RESET>;
dma-coherent;
};

@@ -207,6 +208,7 @@
compatible = "snps,hsdk-v1.0-ehci", "generic-ehci";
reg = <0x40000 0x100>;
interrupts = <15>;
+ resets = <&cgu_rst HSDK_USB_RESET>;
dma-coherent;
};

--
2.14.5
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