From: Roger Quadros <rogerq-l0cyMroinI0@public.gmane.org>
To: Jun Li <jun.li-3arQi8VN3Tc@public.gmane.org>,
"peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org"
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Subject: Re: [PATCH v10 09/14] usb: of: add an API to get OTG device from USB controller node
Date: Mon, 13 Jun 2016 11:16:38 +0300 [thread overview]
Message-ID: <575E6BE6.7020800@ti.com> (raw)
In-Reply-To: <AM4PR04MB213007B012120B6FF67F869689530-WOempg8NbQQzjTQnahXoOs9NdZoXdze2vxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
On 13/06/16 11:13, Jun Li wrote:
> Hi
>
>> diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c
>> index e3d0161..d7ec471 100644
>> --- a/drivers/usb/common/common.c
>> +++ b/drivers/usb/common/common.c
>> @@ -238,6 +238,33 @@ int of_usb_update_otg_caps(struct device_node *np, }
>> EXPORT_SYMBOL_GPL(of_usb_update_otg_caps);
>>
>> +#ifdef CONFIG_USB_OTG
>> +/**
>> + * of_usb_get_otg - get the OTG controller linked to the USB controller
>> + * @np: Pointer to the device_node of the USB controller
>> + * @otg_caps: Pointer to the target usb_otg_caps to be set
>
> Remove otg_caps.
Sure.
>
>> + *
>> + * Returns the OTG controller device or NULL on error.
>> + */
>> +struct device *of_usb_get_otg(struct device_node *np) {
>> + struct device_node *otg_np;
>> + struct platform_device *pdev;
>> +
>> + otg_np = of_parse_phandle(np, "otg-controller", 0);
>> + if (!otg_np)
>> + return NULL;
>> +
>> + pdev = of_find_device_by_node(otg_np);
>> + of_node_put(otg_np);
>> + if (!pdev)
>> + return NULL;
>> +
>> + return &pdev->dev;
>> +}
>> +EXPORT_SYMBOL_GPL(of_usb_get_otg);
>> +#endif
>> +
>> #endif
>>
>> MODULE_LICENSE("GPL");
>> diff --git a/include/linux/usb/of.h b/include/linux/usb/of.h index
>> de3237f..499a4e8 100644
>> --- a/include/linux/usb/of.h
>> +++ b/include/linux/usb/of.h
>> @@ -40,6 +40,15 @@ static inline struct device_node
>> *usb_of_get_child_node } #endif
>>
>> +#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_OTG) struct device
>> +*of_usb_get_otg(struct device_node *np); #else static inline struct
>> +device *of_usb_get_otg(struct device_node *np) {
>> + return NULL;
>> +}
>> +#endif
>> +
>> #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT) enum
>> usb_phy_interface of_usb_get_phy_mode(struct device_node *np); #else
>> --
>> 2.7.4
>
--
cheers,
-roger
--
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next prev parent reply other threads:[~2016-06-13 8:16 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-10 13:07 [PATCH v10 00/14] USB OTG/dual-role framework Roger Quadros
2016-06-10 13:07 ` [PATCH v10 01/14] usb: hcd: Initialize hcd->flags to 0 Roger Quadros
[not found] ` <1465564043-27163-2-git-send-email-rogerq-l0cyMroinI0@public.gmane.org>
2016-06-14 8:16 ` Roger Quadros
2016-06-10 13:07 ` [PATCH v10 02/14] usb: otg-fsm: Prevent build warning "VDBG" redefined Roger Quadros
2016-06-10 13:07 ` [PATCH v10 03/14] usb: hcd.h: Add OTG to HCD interface Roger Quadros
2016-06-14 8:17 ` Roger Quadros
[not found] ` <575FBD8D.7090700-l0cyMroinI0@public.gmane.org>
2016-06-14 14:21 ` Alan Stern
2016-06-15 7:14 ` Roger Quadros
2016-06-10 13:07 ` [PATCH v10 04/14] usb: otg-fsm: use usb_otg wherever possible Roger Quadros
2016-06-10 13:07 ` [PATCH v10 05/14] usb: otg-fsm: move host controller operations into usb_otg->hcd_ops Roger Quadros
2016-06-10 13:07 ` [PATCH v10 07/14] usb: otg: get rid of CONFIG_USB_OTG_FSM in favour of CONFIG_USB_OTG Roger Quadros
2016-06-10 13:07 ` [PATCH v10 09/14] usb: of: add an API to get OTG device from USB controller node Roger Quadros
[not found] ` <1465564043-27163-10-git-send-email-rogerq-l0cyMroinI0@public.gmane.org>
2016-06-13 8:13 ` Jun Li
[not found] ` <AM4PR04MB213007B012120B6FF67F869689530-WOempg8NbQQzjTQnahXoOs9NdZoXdze2vxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-06-13 8:16 ` Roger Quadros [this message]
2016-06-13 8:23 ` [PATCH v11 " Roger Quadros
2016-06-10 13:07 ` [PATCH v10 10/14] usb: otg: add hcd companion support Roger Quadros
2016-06-10 13:07 ` [PATCH v10 11/14] usb: otg: use dev_vdbg() instead of VDBG() Roger Quadros
2016-06-10 13:07 ` [PATCH v10 12/14] usb: hcd: Adapt to OTG core Roger Quadros
2016-06-14 8:17 ` Roger Quadros
[not found] ` <1465564043-27163-1-git-send-email-rogerq-l0cyMroinI0@public.gmane.org>
2016-06-10 13:07 ` [PATCH v10 06/14] usb: gadget.h: Add OTG to gadget interface Roger Quadros
2016-06-12 9:13 ` Peter Chen
2016-06-20 7:21 ` Felipe Balbi
2016-06-20 7:28 ` Roger Quadros
[not found] ` <57679B30.6030809-l0cyMroinI0@public.gmane.org>
2016-06-20 8:13 ` Felipe Balbi
[not found] ` <87d1ncxopa.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-20 8:25 ` Roger Quadros
[not found] ` <5767A87C.20704-l0cyMroinI0@public.gmane.org>
2016-06-20 9:24 ` Felipe Balbi
[not found] ` <87inx4qkka.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-20 9:43 ` Roger Quadros
2016-06-10 13:07 ` [PATCH v10 08/14] usb: otg: add OTG/dual-role core Roger Quadros
[not found] ` <1465564043-27163-9-git-send-email-rogerq-l0cyMroinI0@public.gmane.org>
2016-06-12 11:21 ` Peter Chen
2016-06-13 7:42 ` Roger Quadros
2016-06-13 7:56 ` [PATCH v11 " Roger Quadros
2016-06-13 7:58 ` Peter Chen
[not found] ` <575E672E.5070603-l0cyMroinI0@public.gmane.org>
2016-06-20 7:45 ` Felipe Balbi
[not found] ` <87h9coxq04.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-20 10:13 ` Roger Quadros
2016-06-20 12:03 ` Felipe Balbi
[not found] ` <878ty0qd7q.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-20 12:26 ` Roger Quadros
2016-06-20 12:46 ` Felipe Balbi
2016-06-21 6:39 ` Peter Chen
2016-06-21 7:19 ` Felipe Balbi
2016-06-21 8:02 ` Peter Chen
2016-06-21 8:18 ` Felipe Balbi
[not found] ` <87mvmfneeq.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-21 9:14 ` Peter Chen
2016-06-21 12:35 ` Felipe Balbi
2016-06-21 13:12 ` Peter Chen
2016-06-21 14:47 ` Felipe Balbi
[not found] ` <874m8mmwdo.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-22 3:33 ` Peter Chen
2016-06-22 6:51 ` Felipe Balbi
[not found] ` <87shw5lnrs.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-22 7:30 ` Peter Chen
2016-06-22 8:00 ` Felipe Balbi
2016-06-23 7:41 ` Yoshihiro Shimoda
[not found] ` <5767C1B9.2060805-l0cyMroinI0@public.gmane.org>
2016-06-21 2:30 ` Yoshihiro Shimoda
[not found] ` <SG2PR06MB0919045392F2545FF85033CED82B0-ESzmfEwOt/zNQ8RBPPB5A20DtJ1/0DrXvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-06-21 7:21 ` Felipe Balbi
2016-06-20 11:49 ` Peter Chen
2016-06-20 12:08 ` Felipe Balbi
2016-06-21 6:05 ` Peter Chen
2016-06-21 7:26 ` Felipe Balbi
[not found] ` <877fdjovef.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-21 9:07 ` Peter Chen
2016-06-21 10:02 ` Felipe Balbi
[not found] ` <87h9cmoo4s.fsf-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2016-06-21 10:43 ` Tony Lindgren
2016-06-21 10:56 ` Felipe Balbi
2016-06-21 13:05 ` Peter Chen
2016-06-22 6:56 ` Felipe Balbi
2016-06-22 7:33 ` Peter Chen
2016-06-22 8:03 ` Felipe Balbi
2016-06-22 7:49 ` Roger Quadros
2016-06-22 8:14 ` Felipe Balbi
2016-06-22 8:30 ` Roger Quadros
2017-01-19 11:56 ` Vivek Gautam
2017-01-19 12:15 ` Roger Quadros
2017-01-19 15:15 ` vivek.gautam
[not found] ` <3c95b592d78aa569de33d420c4c93018-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2017-01-20 8:30 ` Roger Quadros
2017-01-20 11:39 ` Vivek Gautam
[not found] ` <576A4321.6020209-l0cyMroinI0@public.gmane.org>
2016-06-23 7:42 ` Yoshihiro Shimoda
2016-06-10 13:07 ` [PATCH v10 13/14] usb: gadget: udc: adapt to OTG core Roger Quadros
[not found] ` <1465564043-27163-14-git-send-email-rogerq-l0cyMroinI0@public.gmane.org>
2016-06-12 11:36 ` Peter Chen
2016-06-13 7:14 ` Roger Quadros
[not found] ` <575E5D57.7010700-l0cyMroinI0@public.gmane.org>
2016-06-13 7:20 ` Peter Chen
2016-06-13 7:37 ` Roger Quadros
[not found] ` <575E62D7.8010409-l0cyMroinI0@public.gmane.org>
2016-06-13 7:40 ` Peter Chen
2016-06-13 7:55 ` [PATCH v11 " Roger Quadros
2016-06-13 7:56 ` Peter Chen
2016-06-13 8:06 ` Roger Quadros
2016-06-10 13:07 ` [PATCH v10 14/14] usb: host: xhci-plat: Add otg device to platform data Roger Quadros
2016-06-14 8:18 ` Roger Quadros
2016-06-14 2:17 ` [PATCH v10 00/14] USB OTG/dual-role framework Peter Chen
2016-06-14 8:12 ` Roger Quadros
2016-06-16 11:07 ` Roger Quadros
[not found] ` <5762887A.4060606-l0cyMroinI0@public.gmane.org>
2016-06-17 7:17 ` Felipe Balbi
2016-06-17 7:31 ` Roger Quadros
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