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usb: musb: disable otg protocol support 

As decided in the discussion [1] we are deleting the otg protocol
support from the musb drivers.

First this patch disables the flags for enabling the otg protocols. We
will later gradually delete the otg protocol code from the musb drivers.

[1] https://www.spinics.net/lists/linux-usb/msg167003.html

Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bin Liu 2018-05-21 08:42:19 -05:00 committed by Greg Kroah-Hartman
parent d2852f2d3e
commit 0a9134bd73
2 changed files with 3 additions and 5 deletions
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5
drivers/usb/musb/musb_gadget.c
View File

@ -1798,11 +1798,8 @@ int musb_gadget_setup(struct musb *musb)
/* this "gadget" abstracts/virtualizes the controller */
musb->g.name = musb_driver_name;
#if IS_ENABLED(CONFIG_USB_MUSB_DUAL_ROLE)
musb->g.is_otg = 1;
#elif IS_ENABLED(CONFIG_USB_MUSB_GADGET)
/* don't support otg protocols */
musb->g.is_otg = 0;
#endif
INIT_DELAYED_WORK(&musb->gadget_work, musb_gadget_work);
musb_g_init_endpoints(musb);

3
drivers/usb/musb/musb_host.c
View File

@ -2755,7 +2755,8 @@ int musb_host_setup(struct musb *musb, int power_budget)
musb->xceiv->otg->state = OTG_STATE_A_IDLE;
}
otg_set_host(musb->xceiv->otg, &hcd->self);
hcd->self.otg_port = 1;
/* don't support otg protocols */
hcd->self.otg_port = 0;
musb->xceiv->otg->host = &hcd->self;
hcd->power_budget = 2 * (power_budget ? : 250);
hcd->skip_phy_initialization = 1;