linux-kernel - Re: [PATCHv4 02/12] usb: dwc2: move "samsung,s3c6400-hsotg" into common platform

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Date:	Fri, 12 Sep 2014 17:56:54 +0200
From:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:	dinguyen@...nsource.altera.com
Cc:	paulz@...opsys.com, gregkh@...uxfoundation.org, balbi@...com,
	dinh.linux@...il.com, swarren@...dotorg.org, matthijs@...in.nl,
	r.baldyga@...sung.com, jg1.han@...sung.com,
	sachin.kamat@...aro.org, ben-linux@...ff.org,
	dianders@...omium.org, kever.yang@...k-chips.com,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv4 02/12] usb: dwc2: move "samsung,s3c6400-hsotg" into
 common platform


[ added linux-kernel ML to cc: ]

Hi,

On Tuesday, August 26, 2014 11:19:53 AM dinguyen@...nsource.altera.com wrote:
> From: Dinh Nguyen <dinguyen@...nsource.altera.com>
> 
> Move the "samsung,s3c6400-hsotg" binding as the probe function in the gadget
> driver will get removed when the dual-role driver is implemented.

Sorry but no.  In the current form this just breaks gadget support for
Samsung devices as probe function for gadget will no longer be called.

[ This should be done in the same patch that aggregates gadget and host
  initializations into one driver. ]

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

> Signed-off-by: Dinh Nguyen <dinguyen@...nsource.altera.com>
> Acked-by: Paul Zimmerman <paulz@...opsys.com>
> ---
>  drivers/usb/dwc2/gadget.c   | 1 -
>  drivers/usb/dwc2/platform.c | 1 +
>  2 files changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
> index 94f7a3f..8c45b4c 100644
> --- a/drivers/usb/dwc2/gadget.c
> +++ b/drivers/usb/dwc2/gadget.c
> @@ -3674,7 +3674,6 @@ static int s3c_hsotg_resume(struct platform_device *pdev)
>  
>  #ifdef CONFIG_OF
>  static const struct of_device_id s3c_hsotg_of_ids[] = {
> -	{ .compatible = "samsung,s3c6400-hsotg", },
>  	{ .compatible = "snps,dwc2", },
>  	{ /* sentinel */ }
>  };
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index 5f0c4bb..dd2f8f5 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -100,6 +100,7 @@ static int dwc2_driver_remove(struct platform_device *dev)
>  static const struct of_device_id dwc2_of_match_table[] = {
>  	{ .compatible = "brcm,bcm2835-usb", .data = &params_bcm2835 },
>  	{ .compatible = "snps,dwc2", .data = NULL },
> +	{ .compatible = "samsung,s3c6400-hsotg", .data = NULL},
>  	{},
>  };
>  MODULE_DEVICE_TABLE(of, dwc2_of_match_table);

--
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