diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/dwc3/dwc3-omap.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 479dc047da3a..ee57a10d90d0 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -48,6 +48,9 @@ #include <linux/io.h> #include <linux/of.h> +#include <linux/usb/otg.h> +#include <linux/usb/nop-usb-xceiv.h> + #include "core.h" /* @@ -131,6 +134,8 @@ struct dwc3_omap { spinlock_t lock; struct platform_device *dwc3; + struct platform_device *usb2_phy; + struct platform_device *usb3_phy; struct device *dev; int irq; @@ -152,6 +157,59 @@ static inline void dwc3_omap_writel(void __iomem *base, u32 offset, u32 value) writel(value, base + offset); } +static int __devinit dwc3_omap_register_phys(struct dwc3_omap *omap) +{ + struct nop_usb_xceiv_platform_data pdata; + struct platform_device *pdev; + int ret; + + memset(&pdata, 0x00, sizeof(pdata)); + + pdev = platform_device_alloc("nop_usb_xceiv", 0); + if (!pdev) + return -ENOMEM; + + omap->usb2_phy = pdev; + pdata.type = USB_PHY_TYPE_USB2; + + ret = platform_device_add_data(omap->usb2_phy, &pdata, sizeof(pdata)); + if (ret) + goto err1; + + pdev = platform_device_alloc("nop_usb_xceiv", 1); + if (!pdev) { + ret = -ENOMEM; + goto err1; + } + + omap->usb3_phy = pdev; + pdata.type = USB_PHY_TYPE_USB3; + + ret = platform_device_add_data(omap->usb3_phy, &pdata, sizeof(pdata)); + if (ret) + goto err2; + + ret = platform_device_add(omap->usb2_phy); + if (ret) + goto err2; + + ret = platform_device_add(omap->usb3_phy); + if (ret) + goto err3; + + return 0; + +err3: + platform_device_del(omap->usb2_phy); + +err2: + platform_device_put(omap->usb3_phy); + +err1: + platform_device_put(omap->usb2_phy); + + return ret; +} static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap) { @@ -251,6 +309,12 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) return -ENOMEM; } + ret = dwc3_omap_register_phys(omap); + if (ret) { + dev_err(dev, "couldn't register PHYs\n"); + return ret; + } + devid = dwc3_get_device_id(); if (devid < 0) return -ENODEV; @@ -371,6 +435,8 @@ static int __devexit dwc3_omap_remove(struct platform_device *pdev) struct dwc3_omap *omap = platform_get_drvdata(pdev); platform_device_unregister(omap->dwc3); + platform_device_unregister(omap->usb2_phy); + platform_device_unregister(omap->usb3_phy); dwc3_put_device_id(omap->dwc3->id); |