diff options
| author | Richard Zhao <richard.zhao@freescale.com> | 2012-07-07 22:56:41 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-09 09:53:44 -0700 |
| commit | cbc6dc2af39e1395564445fd71cfcc1c70a96277 (patch) | |
| tree | 24312066e797d7ae29bd84725c1b1994d4f5d6ba /drivers/usb/chipidea/core.c | |
| parent | 26c696c678c4ce180599330999e895cded0f625b (diff) | |
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>
Diffstat (limited to 'drivers/usb/chipidea/core.c')
| -rw-r--r-- | drivers/usb/chipidea/core.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 9a883bd5e11..8b9d06fd032 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -332,6 +332,49 @@ static irqreturn_t ci_irq(int irq, void *data) 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; |