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ARC: [plat-hsdk]: Add reset controller handle to manage USB reset

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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>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Eugeniy Paltsev 2019-02-15 19:17:33 +03:00 committed by Vineet Gupta
parent ef4c54c340
commit 66f7d3709c
1 changed files with 2 additions and 0 deletions
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2
arch/arc/boot/dts/hsdk.dts
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@ -200,6 +200,7 @@ ohci@60000 {
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 @@ ehci@40000 {
compatible = "snps,hsdk-v1.0-ehci", "generic-ehci";
reg = <0x40000 0x100>;
interrupts = <15>;
resets = <&cgu_rst HSDK_USB_RESET>;
dma-coherent;
};