Re: [PATCH] usb: dwc2: disable power_down on Amlogic devices

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On 9/5/2018 6:56 PM, Christian Hewitt wrote:
> USB devices work when connected to Amlogic GXBB hardware before power
> on, but not when connected after boot (hotplugged). With this patch
> hotplugging works again. This change was copied from the Rockchip
> patch here: (https://urldefense.proofpoint.com/v2/url?u=https-3A__marc.info_-3Fl-3Dlinux-2Dusb-26m-3D153205711616460-26w-3D2&d=DwIBAg&c=DPL6_X_6JkXFx7AXWqB0tg&r=cQBKt4q-qzNVC53rNAwuwplH23V61rHQhhULvdLA0U8&m=m5T_SsLG-_isQDyjrHuiVqJWdEqZ21Lcr70lObiPwrg&s=D26wJzWeREBz6_XcmdTqo8k69mPRqGaIbRWl_77Ns3c&e=)
> 
> Signed-off-by: Christian Hewitt <christianshewitt@xxxxxxxxx>

Acked-by: Minas Harutyunyan <hminas@xxxxxxxxxxxx>

> ---
>   drivers/usb/dwc2/params.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
> index bf7052e..93561a2 100644
> --- a/drivers/usb/dwc2/params.c
> +++ b/drivers/usb/dwc2/params.c
> @@ -110,6 +110,7 @@ static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)
>   	p->phy_type = DWC2_PHY_TYPE_PARAM_UTMI;
>   	p->ahbcfg = GAHBCFG_HBSTLEN_INCR8 <<
>   		GAHBCFG_HBSTLEN_SHIFT;
> +	p->power_down = false;
>   }
>   
>   static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)
> 





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