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path: root/drivers/usb/musb/am35x.c
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Diffstat (limited to 'drivers/usb/musb/am35x.c')
-rw-r--r--drivers/usb/musb/am35x.c63
1 files changed, 20 insertions, 43 deletions
diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c
index 5c310c66421..ca45b39db5b 100644
--- a/drivers/usb/musb/am35x.c
+++ b/drivers/usb/musb/am35x.c
@@ -89,7 +89,6 @@ struct am35x_glue {
struct clk *phy_clk;
struct clk *clk;
};
-#define glue_to_musb(g) platform_get_drvdata(g->musb)
/*
* am35x_musb_enable - enable interrupts
@@ -452,14 +451,18 @@ static const struct musb_platform_ops am35x_ops = {
.set_vbus = am35x_musb_set_vbus,
};
-static u64 am35x_dmamask = DMA_BIT_MASK(32);
+static const struct platform_device_info am35x_dev_info = {
+ .name = "musb-hdrc",
+ .id = PLATFORM_DEVID_AUTO,
+ .dma_mask = DMA_BIT_MASK(32),
+};
static int am35x_probe(struct platform_device *pdev)
{
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct am35x_glue *glue;
-
+ struct platform_device_info pinfo;
struct clk *phy_clk;
struct clk *clk;
@@ -471,12 +474,6 @@ static int am35x_probe(struct platform_device *pdev)
goto err0;
}
- musb = platform_device_alloc("musb-hdrc", PLATFORM_DEVID_AUTO);
- if (!musb) {
- dev_err(&pdev->dev, "failed to allocate musb device\n");
- goto err1;
- }
-
phy_clk = clk_get(&pdev->dev, "fck");
if (IS_ERR(phy_clk)) {
dev_err(&pdev->dev, "failed to get PHY clock\n");
@@ -503,12 +500,7 @@ static int am35x_probe(struct platform_device *pdev)
goto err6;
}
- musb->dev.parent = &pdev->dev;
- musb->dev.dma_mask = &am35x_dmamask;
- musb->dev.coherent_dma_mask = am35x_dmamask;
-
glue->dev = &pdev->dev;
- glue->musb = musb;
glue->phy_clk = phy_clk;
glue->clk = clk;
@@ -516,22 +508,17 @@ static int am35x_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, glue);
- ret = platform_device_add_resources(musb, pdev->resource,
- pdev->num_resources);
- if (ret) {
- dev_err(&pdev->dev, "failed to add resources\n");
- goto err7;
- }
-
- ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
- if (ret) {
- dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err7;
- }
-
- ret = platform_device_add(musb);
- if (ret) {
- dev_err(&pdev->dev, "failed to register musb device\n");
+ pinfo = am35x_dev_info;
+ pinfo.parent = &pdev->dev;
+ pinfo.res = pdev->resource;
+ pinfo.num_res = pdev->num_resources;
+ pinfo.data = pdata;
+ pinfo.size_data = sizeof(*pdata);
+
+ glue->musb = musb = platform_device_register_full(&pinfo);
+ if (IS_ERR(musb)) {
+ ret = PTR_ERR(musb);
+ dev_err(&pdev->dev, "failed to register musb device: %d\n", ret);
goto err7;
}
@@ -550,9 +537,6 @@ err4:
clk_put(phy_clk);
err3:
- platform_device_put(musb);
-
-err1:
kfree(glue);
err0:
@@ -615,23 +599,16 @@ static int am35x_resume(struct device *dev)
return 0;
}
-
-static struct dev_pm_ops am35x_pm_ops = {
- .suspend = am35x_suspend,
- .resume = am35x_resume,
-};
-
-#define DEV_PM_OPS &am35x_pm_ops
-#else
-#define DEV_PM_OPS NULL
#endif
+static SIMPLE_DEV_PM_OPS(am35x_pm_ops, am35x_suspend, am35x_resume);
+
static struct platform_driver am35x_driver = {
.probe = am35x_probe,
.remove = am35x_remove,
.driver = {
.name = "musb-am35x",
- .pm = DEV_PM_OPS,
+ .pm = &am35x_pm_ops,
},
};