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usb: xceiv: nop: let it work as USB2 and USB3 phy

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We add a platform_data to pass the desired mode
for the nop-xceiv so it can work on USB2 and USB3
modes.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2012-07-19 13:38:06 +03:00
parent 78c289f876
commit c84d364f81
2 changed files with 12 additions and 1 deletions
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7
drivers/usb/otg/nop-usb-xceiv.c
View File

@ -95,7 +95,9 @@ static int nop_set_host(struct usb_otg *otg, struct usb_bus *host)
static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
{
struct nop_usb_xceiv_platform_data *pdata = pdev->dev.platform_data;
struct nop_usb_xceiv *nop;
enum usb_phy_type type = USB_PHY_TYPE_USB2;
int err;
nop = kzalloc(sizeof *nop, GFP_KERNEL);
@ -108,6 +110,9 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
return -ENOMEM;
}
if (pdata)
type = pdata->type;
nop->dev = &pdev->dev;
nop->phy.dev = nop->dev;
nop->phy.label = "nop-xceiv";
@ -118,7 +123,7 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
nop->phy.otg->set_host = nop_set_host;
nop->phy.otg->set_peripheral = nop_set_peripheral;
err = usb_add_phy(&nop->phy, USB_PHY_TYPE_USB2);
err = usb_add_phy(&nop->phy, type);
if (err) {
dev_err(&pdev->dev, "can't register transceiver, err: %d\n",
err);

6
include/linux/usb/nop-usb-xceiv.h
View File

@ -1,6 +1,12 @@
#ifndef __LINUX_USB_NOP_XCEIV_H
#define __LINUX_USB_NOP_XCEIV_H
#include <linux/usb/otg.h>
struct nop_usb_xceiv_platform_data {
enum usb_phy_type type;
};
#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE))
/* sometimes transceivers are accessed only through e.g. ULPI */
extern void usb_nop_xceiv_register(void);