Re: [PATCH 2/4] usb: add support to the PHY framework for OTG

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Hi,

On Wed, Jul 09, 2014 at 12:17:14PM +0200, Antoine Ténart wrote:
> This patch adds the support to PHY framework in OTG code, and keeps the
> USB PHY compatibility. This is done in two steps: renaming 'phy' into
> 'usb_phy' and adding a new 'phy' member into the usb_otg structure.
> These modifications are done in all drivers accessing the OTG PHY.
> 
> Signed-off-by: Antoine Ténart <antoine.tenart@xxxxxxxxxxxxxxxxxx>

looks good to me

> ---
>  drivers/phy/phy-omap-usb2.c         |  6 ++--
>  drivers/usb/chipidea/otg_fsm.c      |  2 +-
>  drivers/usb/phy/phy-ab8500-usb.c    |  6 ++--
>  drivers/usb/phy/phy-fsl-usb.c       | 12 ++++----
>  drivers/usb/phy/phy-generic.c       |  2 +-
>  drivers/usb/phy/phy-gpio-vbus-usb.c |  2 +-
>  drivers/usb/phy/phy-isp1301-omap.c  | 10 +++----
>  drivers/usb/phy/phy-msm-usb.c       | 59 +++++++++++++++++++------------------
>  drivers/usb/phy/phy-mv-usb.c        |  4 +--
>  drivers/usb/phy/phy-samsung-usb2.c  |  2 +-
>  drivers/usb/phy/phy-tahvo.c         |  8 +++--
>  drivers/usb/phy/phy-ulpi.c          |  6 ++--
>  include/linux/usb/otg.h             |  5 +++-
>  13 files changed, 65 insertions(+), 59 deletions(-)
> 
> diff --git a/drivers/phy/phy-omap-usb2.c b/drivers/phy/phy-omap-usb2.c
> index 1f444f91ed7d..13d3e36e208b 100644
> --- a/drivers/phy/phy-omap-usb2.c
> +++ b/drivers/phy/phy-omap-usb2.c
> @@ -60,7 +60,7 @@ EXPORT_SYMBOL_GPL(omap_usb2_set_comparator);
>  
>  static int omap_usb_set_vbus(struct usb_otg *otg, bool enabled)
>  {
> -	struct omap_usb *phy = phy_to_omapusb(otg->phy);
> +	struct omap_usb *phy = phy_to_omapusb(otg->usb_phy);
>  
>  	if (!phy->comparator)
>  		return -ENODEV;
> @@ -70,7 +70,7 @@ static int omap_usb_set_vbus(struct usb_otg *otg, bool enabled)
>  
>  static int omap_usb_start_srp(struct usb_otg *otg)
>  {
> -	struct omap_usb *phy = phy_to_omapusb(otg->phy);
> +	struct omap_usb *phy = phy_to_omapusb(otg->usb_phy);
>  
>  	if (!phy->comparator)
>  		return -ENODEV;
> @@ -255,7 +255,7 @@ static int omap_usb2_probe(struct platform_device *pdev)
>  		otg->set_vbus		= omap_usb_set_vbus;
>  	if (phy_data->flags & OMAP_USB2_HAS_START_SRP)
>  		otg->start_srp		= omap_usb_start_srp;
> -	otg->phy		= &phy->phy;
> +	otg->usb_phy		= &phy->phy;
>  
>  	platform_set_drvdata(pdev, phy);
>  	pm_runtime_enable(phy->dev);
> diff --git a/drivers/usb/chipidea/otg_fsm.c b/drivers/usb/chipidea/otg_fsm.c
> index 8cb2508a6b71..d8490e758a74 100644
> --- a/drivers/usb/chipidea/otg_fsm.c
> +++ b/drivers/usb/chipidea/otg_fsm.c
> @@ -788,7 +788,7 @@ int ci_hdrc_otg_fsm_init(struct ci_hdrc *ci)
>  		return -ENOMEM;
>  	}
>  
> -	otg->phy = ci->transceiver;
> +	otg->usb_phy = ci->transceiver;
>  	otg->gadget = &ci->gadget;
>  	ci->fsm.otg = otg;
>  	ci->transceiver->otg = ci->fsm.otg;
> diff --git a/drivers/usb/phy/phy-ab8500-usb.c b/drivers/usb/phy/phy-ab8500-usb.c
> index 2d5250143ce1..3a802fa7dae2 100644
> --- a/drivers/usb/phy/phy-ab8500-usb.c
> +++ b/drivers/usb/phy/phy-ab8500-usb.c
> @@ -1056,7 +1056,7 @@ static int ab8500_usb_set_peripheral(struct usb_otg *otg,
>  	if (!otg)
>  		return -ENODEV;
>  
> -	ab = phy_to_ab(otg->phy);
> +	ab = phy_to_ab(otg->usb_phy);
>  
>  	ab->phy.otg->gadget = gadget;
>  
> @@ -1080,7 +1080,7 @@ static int ab8500_usb_set_host(struct usb_otg *otg, struct usb_bus *host)
>  	if (!otg)
>  		return -ENODEV;
>  
> -	ab = phy_to_ab(otg->phy);
> +	ab = phy_to_ab(otg->usb_phy);
>  
>  	ab->phy.otg->host = host;
>  
> @@ -1382,7 +1382,7 @@ static int ab8500_usb_probe(struct platform_device *pdev)
>  	ab->phy.set_power	= ab8500_usb_set_power;
>  	ab->phy.otg->state	= OTG_STATE_UNDEFINED;
>  
> -	otg->phy		= &ab->phy;
> +	otg->usb_phy		= &ab->phy;
>  	otg->set_host		= ab8500_usb_set_host;
>  	otg->set_peripheral	= ab8500_usb_set_peripheral;
>  
> diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
> index a22f88fb8176..548bbc4a89d9 100644
> --- a/drivers/usb/phy/phy-fsl-usb.c
> +++ b/drivers/usb/phy/phy-fsl-usb.c
> @@ -499,7 +499,7 @@ int fsl_otg_start_host(struct otg_fsm *fsm, int on)
>  {
>  	struct usb_otg *otg = fsm->otg;
>  	struct device *dev;
> -	struct fsl_otg *otg_dev = container_of(otg->phy, struct fsl_otg, phy);
> +	struct fsl_otg *otg_dev = container_of(otg->usb_phy, struct fsl_otg, phy);
>  	u32 retval = 0;
>  
>  	if (!otg->host)
> @@ -594,7 +594,7 @@ static int fsl_otg_set_host(struct usb_otg *otg, struct usb_bus *host)
>  	if (!otg)
>  		return -ENODEV;
>  
> -	otg_dev = container_of(otg->phy, struct fsl_otg, phy);
> +	otg_dev = container_of(otg->usb_phy, struct fsl_otg, phy);
>  	if (otg_dev != fsl_otg_dev)
>  		return -ENODEV;
>  
> @@ -644,7 +644,7 @@ static int fsl_otg_set_peripheral(struct usb_otg *otg,
>  	if (!otg)
>  		return -ENODEV;
>  
> -	otg_dev = container_of(otg->phy, struct fsl_otg, phy);
> +	otg_dev = container_of(otg->usb_phy, struct fsl_otg, phy);
>  	VDBG("otg_dev 0x%x\n", (int)otg_dev);
>  	VDBG("fsl_otg_dev 0x%x\n", (int)fsl_otg_dev);
>  	if (otg_dev != fsl_otg_dev)
> @@ -717,7 +717,7 @@ static int fsl_otg_start_srp(struct usb_otg *otg)
>  	if (!otg || otg.state != OTG_STATE_B_IDLE)
>  		return -ENODEV;
>  
> -	otg_dev = container_of(otg->phy, struct fsl_otg, phy);
> +	otg_dev = container_of(otg->usb_phy, struct fsl_otg, phy);
>  	if (otg_dev != fsl_otg_dev)
>  		return -ENODEV;
>  
> @@ -735,7 +735,7 @@ static int fsl_otg_start_hnp(struct usb_otg *otg)
>  	if (!otg)
>  		return -ENODEV;
>  
> -	otg_dev = container_of(otg->phy, struct fsl_otg, phy);
> +	otg_dev = container_of(otg->usb_phy, struct fsl_otg, phy);
>  	if (otg_dev != fsl_otg_dev)
>  		return -ENODEV;
>  
> @@ -857,7 +857,7 @@ static int fsl_otg_conf(struct platform_device *pdev)
>  	fsl_otg_tc->phy.dev = &pdev->dev;
>  	fsl_otg_tc->phy.set_power = fsl_otg_set_power;
>  
> -	fsl_otg_tc->phy.otg->phy = &fsl_otg_tc->phy;
> +	fsl_otg_tc->phy.otg->usb_phy = &fsl_otg_tc->phy;
>  	fsl_otg_tc->phy.otg->set_host = fsl_otg_set_host;
>  	fsl_otg_tc->phy.otg->set_peripheral = fsl_otg_set_peripheral;
>  	fsl_otg_tc->phy.otg->start_hnp = fsl_otg_start_hnp;
> diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c
> index 280a3458ff6b..0c01bd12cabc 100644
> --- a/drivers/usb/phy/phy-generic.c
> +++ b/drivers/usb/phy/phy-generic.c
> @@ -228,7 +228,7 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop,
>  	nop->phy.type		= type;
>  
>  	nop->phy.otg->state		= OTG_STATE_UNDEFINED;
> -	nop->phy.otg->phy		= &nop->phy;
> +	nop->phy.otg->usb_phy		= &nop->phy;
>  	nop->phy.otg->set_host		= nop_set_host;
>  	nop->phy.otg->set_peripheral	= nop_set_peripheral;
>  
> diff --git a/drivers/usb/phy/phy-gpio-vbus-usb.c b/drivers/usb/phy/phy-gpio-vbus-usb.c
> index a4e88a28199a..0ca42bb2e661 100644
> --- a/drivers/usb/phy/phy-gpio-vbus-usb.c
> +++ b/drivers/usb/phy/phy-gpio-vbus-usb.c
> @@ -271,7 +271,7 @@ static int gpio_vbus_probe(struct platform_device *pdev)
>  	gpio_vbus->phy.set_suspend = gpio_vbus_set_suspend;
>  
>  	gpio_vbus->phy.otg->state = OTG_STATE_UNDEFINED;
> -	gpio_vbus->phy.otg->phy = &gpio_vbus->phy;
> +	gpio_vbus->phy.otg->usb_phy = &gpio_vbus->phy;
>  	gpio_vbus->phy.otg->set_peripheral = gpio_vbus_set_peripheral;
>  
>  	err = gpio_request(gpio, "vbus_detect");
> diff --git a/drivers/usb/phy/phy-isp1301-omap.c b/drivers/usb/phy/phy-isp1301-omap.c
> index 69e49be8866b..cf0bd694ed1c 100644
> --- a/drivers/usb/phy/phy-isp1301-omap.c
> +++ b/drivers/usb/phy/phy-isp1301-omap.c
> @@ -1275,7 +1275,7 @@ static int isp1301_otg_enable(struct isp1301 *isp)
>  static int
>  isp1301_set_host(struct usb_otg *otg, struct usb_bus *host)
>  {
> -	struct isp1301	*isp = container_of(otg->phy, struct isp1301, phy);
> +	struct isp1301	*isp = container_of(otg->usb_phy, struct isp1301, phy);
>  
>  	if (isp != the_transceiver)
>  		return -ENODEV;
> @@ -1331,7 +1331,7 @@ isp1301_set_host(struct usb_otg *otg, struct usb_bus *host)
>  static int
>  isp1301_set_peripheral(struct usb_otg *otg, struct usb_gadget *gadget)
>  {
> -	struct isp1301	*isp = container_of(otg->phy, struct isp1301, phy);
> +	struct isp1301	*isp = container_of(otg->usb_phy, struct isp1301, phy);
>  
>  	if (isp != the_transceiver)
>  		return -ENODEV;
> @@ -1411,7 +1411,7 @@ isp1301_set_power(struct usb_phy *dev, unsigned mA)
>  static int
>  isp1301_start_srp(struct usb_otg *otg)
>  {
> -	struct isp1301	*isp = container_of(otg->phy, struct isp1301, phy);
> +	struct isp1301	*isp = container_of(otg->usb_phy, struct isp1301, phy);
>  	u32		otg_ctrl;
>  
>  	if (isp != the_transceiver || isp->phy.state != OTG_STATE_B_IDLE)
> @@ -1438,7 +1438,7 @@ static int
>  isp1301_start_hnp(struct usb_otg *otg)
>  {
>  #ifdef	CONFIG_USB_OTG
> -	struct isp1301	*isp = container_of(otg->phy, struct isp1301, phy);
> +	struct isp1301	*isp = container_of(otg->usb_phy, struct isp1301, phy);
>  	u32 l;
>  
>  	if (isp != the_transceiver)
> @@ -1583,7 +1583,7 @@ isp1301_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
>  	isp->phy.label = DRIVER_NAME;
>  	isp->phy.set_power = isp1301_set_power,
>  
> -	isp->phy.otg->phy = &isp->phy;
> +	isp->phy.otg->usb_phy = &isp->phy;
>  	isp->phy.otg->set_host = isp1301_set_host,
>  	isp->phy.otg->set_peripheral = isp1301_set_peripheral,
>  	isp->phy.otg->start_srp = isp1301_start_srp,
> diff --git a/drivers/usb/phy/phy-msm-usb.c b/drivers/usb/phy/phy-msm-usb.c
> index 4394397b1370..11e877964173 100644
> --- a/drivers/usb/phy/phy-msm-usb.c
> +++ b/drivers/usb/phy/phy-msm-usb.c
> @@ -708,7 +708,7 @@ static void msm_otg_start_host(struct usb_phy *phy, int on)
>  
>  static int msm_otg_set_host(struct usb_otg *otg, struct usb_bus *host)
>  {
> -	struct msm_otg *motg = container_of(otg->phy, struct msm_otg, phy);
> +	struct msm_otg *motg = container_of(otg->usb_phy, struct msm_otg, phy);
>  	struct usb_hcd *hcd;
>  
>  	/*
> @@ -716,14 +716,14 @@ static int msm_otg_set_host(struct usb_otg *otg, struct usb_bus *host)
>  	 * only peripheral configuration.
>  	 */
>  	if (motg->pdata->mode == USB_DR_MODE_PERIPHERAL) {
> -		dev_info(otg->phy->dev, "Host mode is not supported\n");
> +		dev_info(otg->usb_phy->dev, "Host mode is not supported\n");
>  		return -ENODEV;
>  	}
>  
>  	if (!host) {
>  		if (otg->state == OTG_STATE_A_HOST) {
> -			pm_runtime_get_sync(otg->phy->dev);
> -			msm_otg_start_host(otg->phy, 0);
> +			pm_runtime_get_sync(otg->usb_phy->dev);
> +			msm_otg_start_host(otg->usb_phy, 0);
>  			otg->host = NULL;
>  			otg->state = OTG_STATE_UNDEFINED;
>  			schedule_work(&motg->sm_work);
> @@ -738,14 +738,14 @@ static int msm_otg_set_host(struct usb_otg *otg, struct usb_bus *host)
>  	hcd->power_budget = motg->pdata->power_budget;
>  
>  	otg->host = host;
> -	dev_dbg(otg->phy->dev, "host driver registered w/ tranceiver\n");
> +	dev_dbg(otg->usb_phy->dev, "host driver registered w/ tranceiver\n");
>  
>  	/*
>  	 * Kick the state machine work, if peripheral is not supported
>  	 * or peripheral is already registered with us.
>  	 */
>  	if (motg->pdata->mode == USB_DR_MODE_HOST || otg->gadget) {
> -		pm_runtime_get_sync(otg->phy->dev);
> +		pm_runtime_get_sync(otg->usb_phy->dev);
>  		schedule_work(&motg->sm_work);
>  	}
>  
> @@ -782,21 +782,21 @@ static void msm_otg_start_peripheral(struct usb_phy *phy, int on)
>  static int msm_otg_set_peripheral(struct usb_otg *otg,
>  					struct usb_gadget *gadget)
>  {
> -	struct msm_otg *motg = container_of(otg->phy, struct msm_otg, phy);
> +	struct msm_otg *motg = container_of(otg->usb_phy, struct msm_otg, phy);
>  
>  	/*
>  	 * Fail peripheral registration if this board can support
>  	 * only host configuration.
>  	 */
>  	if (motg->pdata->mode == USB_DR_MODE_HOST) {
> -		dev_info(otg->phy->dev, "Peripheral mode is not supported\n");
> +		dev_info(otg->usb_phy->dev, "Peripheral mode is not supported\n");
>  		return -ENODEV;
>  	}
>  
>  	if (!gadget) {
>  		if (otg->state == OTG_STATE_B_PERIPHERAL) {
> -			pm_runtime_get_sync(otg->phy->dev);
> -			msm_otg_start_peripheral(otg->phy, 0);
> +			pm_runtime_get_sync(otg->usb_phy->dev);
> +			msm_otg_start_peripheral(otg->usb_phy, 0);
>  			otg->gadget = NULL;
>  			otg->state = OTG_STATE_UNDEFINED;
>  			schedule_work(&motg->sm_work);
> @@ -807,14 +807,15 @@ static int msm_otg_set_peripheral(struct usb_otg *otg,
>  		return 0;
>  	}
>  	otg->gadget = gadget;
> -	dev_dbg(otg->phy->dev, "peripheral driver registered w/ tranceiver\n");
> +	dev_dbg(otg->usb_phy->dev,
> +		"peripheral driver registered w/ tranceiver\n");
>  
>  	/*
>  	 * Kick the state machine work, if host is not supported
>  	 * or host is already registered with us.
>  	 */
>  	if (motg->pdata->mode == USB_DR_MODE_PERIPHERAL || otg->host) {
> -		pm_runtime_get_sync(otg->phy->dev);
> +		pm_runtime_get_sync(otg->usb_phy->dev);
>  		schedule_work(&motg->sm_work);
>  	}
>  
> @@ -1172,17 +1173,17 @@ static void msm_otg_sm_work(struct work_struct *w)
>  
>  	switch (otg->state) {
>  	case OTG_STATE_UNDEFINED:
> -		dev_dbg(otg->phy->dev, "OTG_STATE_UNDEFINED state\n");
> -		msm_otg_reset(otg->phy);
> +		dev_dbg(otg->usb_phy->dev, "OTG_STATE_UNDEFINED state\n");
> +		msm_otg_reset(otg->usb_phy);
>  		msm_otg_init_sm(motg);
>  		otg->state = OTG_STATE_B_IDLE;
>  		/* FALL THROUGH */
>  	case OTG_STATE_B_IDLE:
> -		dev_dbg(otg->phy->dev, "OTG_STATE_B_IDLE state\n");
> +		dev_dbg(otg->usb_phy->dev, "OTG_STATE_B_IDLE state\n");
>  		if (!test_bit(ID, &motg->inputs) && otg->host) {
>  			/* disable BSV bit */
>  			writel(readl(USB_OTGSC) & ~OTGSC_BSVIE, USB_OTGSC);
> -			msm_otg_start_host(otg->phy, 1);
> +			msm_otg_start_host(otg->usb_phy, 1);
>  			otg->state = OTG_STATE_A_HOST;
>  		} else if (test_bit(B_SESS_VLD, &motg->inputs)) {
>  			switch (motg->chg_state) {
> @@ -1198,13 +1199,13 @@ static void msm_otg_sm_work(struct work_struct *w)
>  				case USB_CDP_CHARGER:
>  					msm_otg_notify_charger(motg,
>  							IDEV_CHG_MAX);
> -					msm_otg_start_peripheral(otg->phy, 1);
> +					msm_otg_start_peripheral(otg->usb_phy, 1);
>  					otg->state
>  						= OTG_STATE_B_PERIPHERAL;
>  					break;
>  				case USB_SDP_CHARGER:
>  					msm_otg_notify_charger(motg, IUNIT);
> -					msm_otg_start_peripheral(otg->phy, 1);
> +					msm_otg_start_peripheral(otg->usb_phy, 1);
>  					otg->state
>  						= OTG_STATE_B_PERIPHERAL;
>  					break;
> @@ -1222,8 +1223,8 @@ static void msm_otg_sm_work(struct work_struct *w)
>  			 * is incremented in charger detection work.
>  			 */
>  			if (cancel_delayed_work_sync(&motg->chg_work)) {
> -				pm_runtime_put_sync(otg->phy->dev);
> -				msm_otg_reset(otg->phy);
> +				pm_runtime_put_sync(otg->usb_phy->dev);
> +				msm_otg_reset(otg->usb_phy);
>  			}
>  			msm_otg_notify_charger(motg, 0);
>  			motg->chg_state = USB_CHG_STATE_UNDEFINED;
> @@ -1231,27 +1232,27 @@ static void msm_otg_sm_work(struct work_struct *w)
>  		}
>  
>  		if (otg->state == OTG_STATE_B_IDLE)
> -			pm_runtime_put_sync(otg->phy->dev);
> +			pm_runtime_put_sync(otg->usb_phy->dev);
>  		break;
>  	case OTG_STATE_B_PERIPHERAL:
> -		dev_dbg(otg->phy->dev, "OTG_STATE_B_PERIPHERAL state\n");
> +		dev_dbg(otg->usb_phy->dev, "OTG_STATE_B_PERIPHERAL state\n");
>  		if (!test_bit(B_SESS_VLD, &motg->inputs) ||
>  				!test_bit(ID, &motg->inputs)) {
>  			msm_otg_notify_charger(motg, 0);
> -			msm_otg_start_peripheral(otg->phy, 0);
> +			msm_otg_start_peripheral(otg->usb_phy, 0);
>  			motg->chg_state = USB_CHG_STATE_UNDEFINED;
>  			motg->chg_type = USB_INVALID_CHARGER;
>  			otg->state = OTG_STATE_B_IDLE;
> -			msm_otg_reset(otg->phy);
> +			msm_otg_reset(otg->usb_phy);
>  			schedule_work(w);
>  		}
>  		break;
>  	case OTG_STATE_A_HOST:
> -		dev_dbg(otg->phy->dev, "OTG_STATE_A_HOST state\n");
> +		dev_dbg(otg->usb_phy->dev, "OTG_STATE_A_HOST state\n");
>  		if (test_bit(ID, &motg->inputs)) {
> -			msm_otg_start_host(otg->phy, 0);
> +			msm_otg_start_host(otg->usb_phy, 0);
>  			otg->state = OTG_STATE_B_IDLE;
> -			msm_otg_reset(otg->phy);
> +			msm_otg_reset(otg->usb_phy);
>  			schedule_work(w);
>  		}
>  		break;
> @@ -1388,7 +1389,7 @@ static ssize_t msm_otg_mode_write(struct file *file, const char __user *ubuf,
>  		goto out;
>  	}
>  
> -	pm_runtime_get_sync(otg->phy->dev);
> +	pm_runtime_get_sync(otg->usb_phy->dev);
>  	schedule_work(&motg->sm_work);
>  out:
>  	return status;
> @@ -1671,7 +1672,7 @@ static int msm_otg_probe(struct platform_device *pdev)
>  
>  	phy->io_ops = &msm_otg_io_ops;
>  
> -	phy->otg->phy = &motg->phy;
> +	phy->otg->usb_phy = &motg->phy;
>  	phy->otg->set_host = msm_otg_set_host;
>  	phy->otg->set_peripheral = msm_otg_set_peripheral;
>  
> diff --git a/drivers/usb/phy/phy-mv-usb.c b/drivers/usb/phy/phy-mv-usb.c
> index d6b3c473f068..d948275d55e5 100644
> --- a/drivers/usb/phy/phy-mv-usb.c
> +++ b/drivers/usb/phy/phy-mv-usb.c
> @@ -56,7 +56,7 @@ static char *state_string[] = {
>  
>  static int mv_otg_set_vbus(struct usb_otg *otg, bool on)
>  {
> -	struct mv_otg *mvotg = container_of(otg->phy, struct mv_otg, phy);
> +	struct mv_otg *mvotg = container_of(otg->usb_phy, struct mv_otg, phy);
>  	if (mvotg->pdata->set_vbus == NULL)
>  		return -ENODEV;
>  
> @@ -718,8 +718,8 @@ static int mv_otg_probe(struct platform_device *pdev)
>  	mvotg->phy.otg = otg;
>  	mvotg->phy.label = driver_name;
>  
> -	otg->phy = &mvotg->phy;
>  	otg->state = OTG_STATE_UNDEFINED;
> +	otg->usb_phy = &mvotg->phy;
>  	otg->set_host = mv_otg_set_host;
>  	otg->set_peripheral = mv_otg_set_peripheral;
>  	otg->set_vbus = mv_otg_set_vbus;
> diff --git a/drivers/usb/phy/phy-samsung-usb2.c b/drivers/usb/phy/phy-samsung-usb2.c
> index b3ba86627b72..2a6d8cfa8839 100644
> --- a/drivers/usb/phy/phy-samsung-usb2.c
> +++ b/drivers/usb/phy/phy-samsung-usb2.c
> @@ -420,7 +420,7 @@ static int samsung_usb2phy_probe(struct platform_device *pdev)
>  		return -EINVAL;
>  
>  	sphy->phy.otg		= otg;
> -	sphy->phy.otg->phy	= &sphy->phy;
> +	sphy->phy.otg->usb_phy	= &sphy->phy;
>  	sphy->phy.otg->set_host = samsung_usbphy_set_host;
>  
>  	spin_lock_init(&sphy->lock);
> diff --git a/drivers/usb/phy/phy-tahvo.c b/drivers/usb/phy/phy-tahvo.c
> index cc61ee44b911..402e6af29c65 100644
> --- a/drivers/usb/phy/phy-tahvo.c
> +++ b/drivers/usb/phy/phy-tahvo.c
> @@ -196,7 +196,8 @@ static int tahvo_usb_set_suspend(struct usb_phy *dev, int suspend)
>  
>  static int tahvo_usb_set_host(struct usb_otg *otg, struct usb_bus *host)
>  {
> -	struct tahvo_usb *tu = container_of(otg->phy, struct tahvo_usb, phy);
> +	struct tahvo_usb *tu = container_of(otg->usb_phy, struct tahvo_usb,
> +					    phy);
>  
>  	dev_dbg(&tu->pt_dev->dev, "%s %p\n", __func__, host);
>  
> @@ -225,7 +226,8 @@ static int tahvo_usb_set_host(struct usb_otg *otg, struct usb_bus *host)
>  static int tahvo_usb_set_peripheral(struct usb_otg *otg,
>  				    struct usb_gadget *gadget)
>  {
> -	struct tahvo_usb *tu = container_of(otg->phy, struct tahvo_usb, phy);
> +	struct tahvo_usb *tu = container_of(otg->usb_phy, struct tahvo_usb,
> +					    phy);
>  
>  	dev_dbg(&tu->pt_dev->dev, "%s %p\n", __func__, gadget);
>  
> @@ -383,7 +385,7 @@ static int tahvo_usb_probe(struct platform_device *pdev)
>  	tu->phy.label = DRIVER_NAME;
>  	tu->phy.set_suspend = tahvo_usb_set_suspend;
>  
> -	tu->phy.otg->phy = &tu->phy;
> +	tu->phy.otg->usb_phy = &tu->phy;
>  	tu->phy.otg->set_host = tahvo_usb_set_host;
>  	tu->phy.otg->set_peripheral = tahvo_usb_set_peripheral;
>  
> diff --git a/drivers/usb/phy/phy-ulpi.c b/drivers/usb/phy/phy-ulpi.c
> index 4e3877c329f2..f48a7a21e3c2 100644
> --- a/drivers/usb/phy/phy-ulpi.c
> +++ b/drivers/usb/phy/phy-ulpi.c
> @@ -211,7 +211,7 @@ static int ulpi_init(struct usb_phy *phy)
>  
>  static int ulpi_set_host(struct usb_otg *otg, struct usb_bus *host)
>  {
> -	struct usb_phy *phy = otg->phy;
> +	struct usb_phy *phy = otg->usb_phy;
>  	unsigned int flags = usb_phy_io_read(phy, ULPI_IFC_CTRL);
>  
>  	if (!host) {
> @@ -237,7 +237,7 @@ static int ulpi_set_host(struct usb_otg *otg, struct usb_bus *host)
>  
>  static int ulpi_set_vbus(struct usb_otg *otg, bool on)
>  {
> -	struct usb_phy *phy = otg->phy;
> +	struct usb_phy *phy = otg->usb_phy;
>  	unsigned int flags = usb_phy_io_read(phy, ULPI_OTG_CTRL);
>  
>  	flags &= ~(ULPI_OTG_CTRL_DRVVBUS | ULPI_OTG_CTRL_DRVVBUS_EXT);
> @@ -276,7 +276,7 @@ otg_ulpi_create(struct usb_phy_io_ops *ops,
>  	phy->otg	= otg;
>  	phy->init	= ulpi_init;
>  
> -	otg->phy	= phy;
> +	otg->usb_phy	= phy;
>  	otg->set_host	= ulpi_set_host;
>  	otg->set_vbus	= ulpi_set_vbus;
>  
> diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
> index 33d3480c9cda..52661c5da690 100644
> --- a/include/linux/usb/otg.h
> +++ b/include/linux/usb/otg.h
> @@ -9,12 +9,15 @@
>  #ifndef __LINUX_USB_OTG_H
>  #define __LINUX_USB_OTG_H
>  
> +#include <linux/phy/phy.h>
>  #include <linux/usb/phy.h>
>  
>  struct usb_otg {
>  	u8			default_a;
>  
> -	struct usb_phy		*phy;
> +	struct phy		*phy;
> +	/* old usb_phy interface */
> +	struct usb_phy		*usb_phy;
>  	struct usb_bus		*host;
>  	struct usb_gadget	*gadget;
>  
> -- 
> 1.9.1
> 

-- 
balbi

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