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usb: dwc3: omap: convert pdata to of property

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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>
This commit is contained in:
Felipe Balbi 2012-01-25 11:07:03 +02:00
parent 8db7ed15f2
commit 45b3cd4ad7
1 changed files with 22 additions and 12 deletions
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34
drivers/usb/dwc3/dwc3-omap.c
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@ -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);
}
}
}