#include <linux/clk.h>
#include <linux/usb/otg.h>
#include <linux/usb/nop-usb-xceiv.h>
+#include <linux/of.h>
#include "core.h"
return ret;
}
+static u64 dwc3_exynos_dma_mask = DMA_BIT_MASK(32);
+
static int __devinit dwc3_exynos_probe(struct platform_device *pdev)
{
- struct dwc3_exynos_data *pdata = pdev->dev.platform_data;
struct platform_device *dwc3;
struct dwc3_exynos *exynos;
struct clk *clk;
- int devid;
int ret = -ENOMEM;
exynos = kzalloc(sizeof(*exynos), GFP_KERNEL);
goto err0;
}
- platform_set_drvdata(pdev, exynos);
+ /*
+ * Right now device-tree probed devices don't get dma_mask set.
+ * Since shared usb code relies on it, set it here for now.
+ * Once we move to full device tree support this will vanish off.
+ */
+ if (!pdev->dev.dma_mask)
+ pdev->dev.dma_mask = &dwc3_exynos_dma_mask;
- devid = dwc3_get_device_id();
- if (devid < 0)
- goto err1;
+ platform_set_drvdata(pdev, exynos);
ret = dwc3_exynos_register_phys(exynos);
if (ret) {
goto err1;
}
- dwc3 = platform_device_alloc("dwc3", devid);
+ dwc3 = platform_device_alloc("dwc3", PLATFORM_DEVID_AUTO);
if (!dwc3) {
dev_err(&pdev->dev, "couldn't allocate dwc3 device\n");
- goto err2;
+ goto err1;
}
clk = clk_get(&pdev->dev, "usbdrd30");
clk_enable(exynos->clk);
- /* PHY initialization */
- if (!pdata) {
- dev_dbg(&pdev->dev, "missing platform data\n");
- } else {
- if (pdata->phy_init)
- pdata->phy_init(pdev, pdata->phy_type);
- }
-
ret = platform_device_add_resources(dwc3, pdev->resource,
pdev->num_resources);
if (ret) {
return 0;
err4:
- if (pdata && pdata->phy_exit)
- pdata->phy_exit(pdev, pdata->phy_type);
-
clk_disable(clk);
clk_put(clk);
err3:
platform_device_put(dwc3);
-err2:
- dwc3_put_device_id(devid);
err1:
kfree(exynos);
err0:
static int __devexit dwc3_exynos_remove(struct platform_device *pdev)
{
struct dwc3_exynos *exynos = platform_get_drvdata(pdev);
- struct dwc3_exynos_data *pdata = pdev->dev.platform_data;
platform_device_unregister(exynos->dwc3);
platform_device_unregister(exynos->usb2_phy);
platform_device_unregister(exynos->usb3_phy);
- dwc3_put_device_id(exynos->dwc3->id);
-
- if (pdata && pdata->phy_exit)
- pdata->phy_exit(pdev, pdata->phy_type);
-
clk_disable(exynos->clk);
clk_put(exynos->clk);
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id exynos_dwc3_match[] = {
+ { .compatible = "samsung,exynos-dwc3" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, exynos_dwc3_match);
+#endif
+
static struct platform_driver dwc3_exynos_driver = {
.probe = dwc3_exynos_probe,
- .remove = __devexit_p(dwc3_exynos_remove),
+ .remove = dwc3_exynos_remove,
.driver = {
.name = "exynos-dwc3",
+ .of_match_table = of_match_ptr(exynos_dwc3_match),
},
};