Use platform_device_register_full() for those drivers which can, to
avoid messing directly with DMA masks. This can only be done when
the driver does not need to access the allocated musb platform device
from within its callbacks, which may be called during the musb
device probing.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Felipe Balbi <balbi@ti.com>
struct clk *phy_clk;
struct clk *clk;
};
struct clk *phy_clk;
struct clk *clk;
};
-#define glue_to_musb(g) platform_get_drvdata(g->musb)
/*
* am35x_musb_enable - enable interrupts
/*
* am35x_musb_enable - enable interrupts
.set_vbus = am35x_musb_set_vbus,
};
.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;
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;
struct clk *phy_clk;
struct clk *clk;
- 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");
phy_clk = clk_get(&pdev->dev, "fck");
if (IS_ERR(phy_clk)) {
dev_err(&pdev->dev, "failed to get PHY clock\n");
- musb->dev.parent = &pdev->dev;
- musb->dev.dma_mask = &am35x_dmamask;
- musb->dev.coherent_dma_mask = am35x_dmamask;
-
glue->phy_clk = phy_clk;
glue->clk = clk;
glue->phy_clk = phy_clk;
glue->clk = clk;
platform_set_drvdata(pdev, glue);
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);
- platform_device_put(musb);
-
-err1:
.set_vbus = da8xx_musb_set_vbus,
};
.set_vbus = da8xx_musb_set_vbus,
};
-static u64 da8xx_dmamask = DMA_BIT_MASK(32);
+static const struct platform_device_info da8xx_dev_info = {
+ .name = "musb-hdrc",
+ .id = PLATFORM_DEVID_AUTO,
+ .dma_mask = DMA_BIT_MASK(32),
+};
static int da8xx_probe(struct platform_device *pdev)
{
static int da8xx_probe(struct platform_device *pdev)
{
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct da8xx_glue *glue;
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct da8xx_glue *glue;
+ struct platform_device_info pinfo;
struct clk *clk;
int ret = -ENOMEM;
struct clk *clk;
int ret = -ENOMEM;
- musb = platform_device_alloc("musb-hdrc", PLATFORM_DEVID_AUTO);
- if (!musb) {
- dev_err(&pdev->dev, "failed to allocate musb device\n");
- goto err1;
- }
-
clk = clk_get(&pdev->dev, "usb20");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "failed to get clock\n");
clk = clk_get(&pdev->dev, "usb20");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "failed to get clock\n");
- musb->dev.parent = &pdev->dev;
- musb->dev.dma_mask = &da8xx_dmamask;
- musb->dev.coherent_dma_mask = da8xx_dmamask;
-
glue->clk = clk;
pdata->platform_ops = &da8xx_ops;
glue->clk = clk;
pdata->platform_ops = &da8xx_ops;
musb_resources[1].end = pdev->resource[1].end;
musb_resources[1].flags = pdev->resource[1].flags;
musb_resources[1].end = pdev->resource[1].end;
musb_resources[1].flags = pdev->resource[1].flags;
- ret = platform_device_add_resources(musb, musb_resources,
- ARRAY_SIZE(musb_resources));
- if (ret) {
- dev_err(&pdev->dev, "failed to add resources\n");
- goto err5;
- }
-
- ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
- if (ret) {
- dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err5;
- }
-
- ret = platform_device_add(musb);
- if (ret) {
- dev_err(&pdev->dev, "failed to register musb device\n");
+ pinfo = da8xx_dev_info;
+ pinfo.parent = &pdev->dev;
+ pinfo.res = musb_resources;
+ pinfo.num_res = ARRAY_SIZE(musb_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);
- platform_device_put(musb);
-
-err1:
.set_vbus = davinci_musb_set_vbus,
};
.set_vbus = davinci_musb_set_vbus,
};
-static u64 davinci_dmamask = DMA_BIT_MASK(32);
+static const struct platform_device_info davinci_dev_info = {
+ .name = "musb-hdrc",
+ .id = PLATFORM_DEVID_AUTO,
+ .dma_mask = DMA_BIT_MASK(32),
+};
static int davinci_probe(struct platform_device *pdev)
{
static int davinci_probe(struct platform_device *pdev)
{
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct davinci_glue *glue;
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct davinci_glue *glue;
+ struct platform_device_info pinfo;
struct clk *clk;
int ret = -ENOMEM;
struct clk *clk;
int ret = -ENOMEM;
- musb = platform_device_alloc("musb-hdrc", PLATFORM_DEVID_AUTO);
- if (!musb) {
- dev_err(&pdev->dev, "failed to allocate musb device\n");
- goto err1;
- }
-
clk = clk_get(&pdev->dev, "usb");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "failed to get clock\n");
clk = clk_get(&pdev->dev, "usb");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "failed to get clock\n");
- musb->dev.parent = &pdev->dev;
- musb->dev.dma_mask = &davinci_dmamask;
- musb->dev.coherent_dma_mask = davinci_dmamask;
-
glue->clk = clk;
pdata->platform_ops = &davinci_ops;
glue->clk = clk;
pdata->platform_ops = &davinci_ops;
musb_resources[1].end = pdev->resource[1].end;
musb_resources[1].flags = pdev->resource[1].flags;
musb_resources[1].end = pdev->resource[1].end;
musb_resources[1].flags = pdev->resource[1].flags;
- ret = platform_device_add_resources(musb, musb_resources,
- ARRAY_SIZE(musb_resources));
- if (ret) {
- dev_err(&pdev->dev, "failed to add resources\n");
- goto err5;
- }
-
- ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
- if (ret) {
- dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err5;
- }
-
- ret = platform_device_add(musb);
- if (ret) {
- dev_err(&pdev->dev, "failed to register musb device\n");
+ pinfo = davinci_dev_info;
+ pinfo.parent = &pdev->dev;
+ pinfo.res = musb_resources;
+ pinfo.num_res = ARRAY_SIZE(musb_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);
- platform_device_put(musb);
-
-err1:
.set_vbus = tusb_musb_set_vbus,
};
.set_vbus = tusb_musb_set_vbus,
};
-static u64 tusb_dmamask = DMA_BIT_MASK(32);
+static const struct platform_device_info tusb_dev_info = {
+ .name = "musb-hdrc",
+ .id = PLATFORM_DEVID_AUTO,
+ .dma_mask = DMA_BIT_MASK(32),
+};
static int tusb_probe(struct platform_device *pdev)
{
static int tusb_probe(struct platform_device *pdev)
{
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct tusb6010_glue *glue;
struct musb_hdrc_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct platform_device *musb;
struct tusb6010_glue *glue;
+ struct platform_device_info pinfo;
int ret = -ENOMEM;
glue = kzalloc(sizeof(*glue), GFP_KERNEL);
int ret = -ENOMEM;
glue = kzalloc(sizeof(*glue), GFP_KERNEL);
- musb = platform_device_alloc("musb-hdrc", PLATFORM_DEVID_AUTO);
- if (!musb) {
- dev_err(&pdev->dev, "failed to allocate musb device\n");
- goto err1;
- }
-
- musb->dev.parent = &pdev->dev;
- musb->dev.dma_mask = &tusb_dmamask;
- musb->dev.coherent_dma_mask = tusb_dmamask;
-
pdata->platform_ops = &tusb_ops;
pdata->platform_ops = &tusb_ops;
musb_resources[2].end = pdev->resource[2].end;
musb_resources[2].flags = pdev->resource[2].flags;
musb_resources[2].end = pdev->resource[2].end;
musb_resources[2].flags = pdev->resource[2].flags;
- ret = platform_device_add_resources(musb, musb_resources,
- ARRAY_SIZE(musb_resources));
- if (ret) {
- dev_err(&pdev->dev, "failed to add resources\n");
- goto err3;
- }
-
- ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
- if (ret) {
- dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err3;
- }
-
- ret = platform_device_add(musb);
- if (ret) {
- dev_err(&pdev->dev, "failed to register musb device\n");
+ pinfo = tusb_dev_info;
+ pinfo.parent = &pdev->dev;
+ pinfo.res = musb_resources;
+ pinfo.num_res = ARRAY_SIZE(musb_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 err3;
}
return 0;
err3:
goto err3;
}
return 0;
err3:
- platform_device_put(musb);
-
-err1: