linux-kernel - Re: [PATCH 1/1] usb: dwc3: st: Inform the reset framework that our reset line may be shared

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Date:	Wed, 29 Jun 2016 09:33:20 +0300
From:	Felipe Balbi <balbi@...nel.org>
To:	Lee Jones <lee.jones@...aro.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:	kernel@...inux.com, maxime.coquelin@...com,
	srinivas.kandagatla@...il.com, kishon@...com,
	gregkh@...uxfoundation.org, p.zabel@...gutronix.de,
	linux-usb@...r.kernel.org
Subject: Re: [PATCH 1/1] usb: dwc3: st: Inform the reset framework that our reset line may be shared


Hi,

Lee Jones <lee.jones@...aro.org> writes:
> On the STiH410 B2120 development board the MiPHY28lp shares its reset
> line with the Synopsys DWC3 SuperSpeed (SS) USB 3.0 Dual-Role-Device
> (DRD).  New functionality in the reset subsystems forces consumers to
> be explicit when requesting shared/exclusive reset lines.
>
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
> Felipe,
>
> I'd like to send this patch (amonst others) to the -rcs today if possible.
>
> Would you be kind enough to Ack it, so I can do so please?

okay, back from vacations.

Here you go:

Acked-by: Felipe Balbi <felipe.balbi@...ux.intel.com>

>
> drivers/usb/dwc3/dwc3-st.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c
> index 5c0adb9..b204617 100644
> --- a/drivers/usb/dwc3/dwc3-st.c
> +++ b/drivers/usb/dwc3/dwc3-st.c
> @@ -237,7 +237,8 @@ static int st_dwc3_probe(struct platform_device *pdev)
>  	/* Manage PowerDown */
>  	reset_control_deassert(dwc3_data->rstc_pwrdn);
>  
> -	dwc3_data->rstc_rst = devm_reset_control_get(dev, "softreset");
> +	dwc3_data->rstc_rst =
> +		devm_reset_control_get_shared(dev, "softreset");
>  	if (IS_ERR(dwc3_data->rstc_rst)) {
>  		dev_err(&pdev->dev, "could not get reset controller\n");
>  		ret = PTR_ERR(dwc3_data->rstc_rst);
> -- 
> 2.9.0
> --
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-- 
balbi

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