USB: Chipidea: add unified ci13xxx_{add,remove}_device for platform drivers
Platform drivers do the similar things to add/remove ci13xxx device, so
create a unified one.
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 9a883bd..8b9d06f 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -332,6 +332,49 @@
return ci->role == CI_ROLE_END ? ret : ci_role(ci)->irq(ci);
}
+struct platform_device *ci13xxx_add_device(struct device *dev,
+ struct resource *res, int nres,
+ struct ci13xxx_platform_data *platdata)
+{
+ struct platform_device *pdev;
+ int ret;
+
+ /* FIXME: find a way to choose id */
+ pdev = platform_device_alloc("ci_hdrc", -1);
+ if (!pdev)
+ return ERR_PTR(-ENOMEM);
+
+ pdev->dev.parent = dev;
+ pdev->dev.dma_mask = dev->dma_mask;
+ pdev->dev.dma_parms = dev->dma_parms;
+ dma_set_coherent_mask(&pdev->dev, dev->coherent_dma_mask);
+
+ ret = platform_device_add_resources(pdev, res, nres);
+ if (ret)
+ goto err;
+
+ ret = platform_device_add_data(pdev, platdata, sizeof(*platdata));
+ if (ret)
+ goto err;
+
+ ret = platform_device_add(pdev);
+ if (ret)
+ goto err;
+
+ return pdev;
+
+err:
+ platform_device_put(pdev);
+ return ERR_PTR(ret);
+}
+EXPORT_SYMBOL_GPL(ci13xxx_add_device);
+
+void ci13xxx_remove_device(struct platform_device *pdev)
+{
+ platform_device_unregister(pdev);
+}
+EXPORT_SYMBOL_GPL(ci13xxx_remove_device);
+
static int __devinit ci_hdrc_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;