summaryrefslogtreecommitdiffstats
path: root/drivers/usb/dwc3
diff options
context:
space:
mode:
authorFelipe Balbi <balbi@ti.com>2012-01-25 11:07:03 +0200
committerFelipe Balbi <balbi@ti.com>2012-02-06 11:48:39 +0200
commit45b3cd4ad79b31289aa7da7a6448ec5afb7780a4 (patch)
treef4659ce5c2c014be945aada0e734545db6d011cd /drivers/usb/dwc3
parent8db7ed15f2557e26371e4b2d98fee290d992b715 (diff)
usb: dwc3: omap: convert pdata to of property
Convert our platform_data usage to OF property, keep the legacy pdata for a while until the complete conversion is done. Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3')
-rw-r--r--drivers/usb/dwc3/dwc3-omap.c34
1 files changed, 22 insertions, 12 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 3274ac8f120..64e29c31df2 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -46,6 +46,7 @@
#include <linux/dma-mapping.h>
#include <linux/ioport.h>
#include <linux/io.h>
+#include <linux/of.h>
#include <linux/module.h>
#include "core.h"
@@ -197,14 +198,18 @@ static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap)
static int __devinit dwc3_omap_probe(struct platform_device *pdev)
{
struct dwc3_omap_data *pdata = pdev->dev.platform_data;
+ struct device_node *node = pdev->dev.of_node;
+
struct platform_device *dwc3;
struct dwc3_omap *omap;
struct resource *res;
int devid;
+ int size;
int ret = -ENOMEM;
int irq;
+ const u32 *utmi_mode;
u32 reg;
void __iomem *base;
@@ -269,19 +274,24 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev)
reg = dwc3_readl(omap->base, USBOTGSS_UTMI_OTG_STATUS);
- if (!pdata) {
- dev_dbg(&pdev->dev, "missing platform data\n");
+ utmi_mode = of_get_property(node, "utmi-mode", &size);
+ if (utmi_mode && size == sizeof(*utmi_mode)) {
+ reg |= *utmi_mode;
} else {
- switch (pdata->utmi_mode) {
- case DWC3_OMAP_UTMI_MODE_SW:
- reg |= USBOTGSS_UTMI_OTG_STATUS_SW_MODE;
- break;
- case DWC3_OMAP_UTMI_MODE_HW:
- reg &= ~USBOTGSS_UTMI_OTG_STATUS_SW_MODE;
- break;
- default:
- dev_dbg(&pdev->dev, "UNKNOWN utmi mode %d\n",
- pdata->utmi_mode);
+ if (!pdata) {
+ dev_dbg(&pdev->dev, "missing platform data\n");
+ } else {
+ switch (pdata->utmi_mode) {
+ case DWC3_OMAP_UTMI_MODE_SW:
+ reg |= USBOTGSS_UTMI_OTG_STATUS_SW_MODE;
+ break;
+ case DWC3_OMAP_UTMI_MODE_HW:
+ reg &= ~USBOTGSS_UTMI_OTG_STATUS_SW_MODE;
+ break;
+ default:
+ dev_dbg(&pdev->dev, "UNKNOWN utmi mode %d\n",
+ pdata->utmi_mode);
+ }
}
}