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usb: twl6030-usb: make driver DT only

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All users are DT-only and it makes no sense to keep
unused code

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Nicolae Rosia <Nicolae_Rosia@mentor.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Nicolae Rosia 2016-11-12 12:47:43 +02:00 committed by Felipe Balbi
parent 65aca32050
commit 1ad528db1a
2 changed files with 7 additions and 17 deletions
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1
drivers/usb/phy/Kconfig
View File

@ -84,6 +84,7 @@ config SAMSUNG_USBPHY
config TWL6030_USB
tristate "TWL6030 USB Transceiver Driver"
depends on TWL4030_CORE && OMAP_USB2 && USB_MUSB_OMAP2PLUS
depends on OF
help
Enable this to support the USB OTG transceiver on TWL6030
family chips. This TWL6030 transceiver has the VBUS and ID GND

23
drivers/usb/phy/phy-twl6030-usb.c
View File

@ -108,7 +108,6 @@ struct twl6030_usb {
enum musb_vbus_id_status linkstat;
u8 asleep;
bool vbus_enable;
const char *regulator;
};
#define comparator_to_twl(x) container_of((x), struct twl6030_usb, comparator)
@ -166,7 +165,7 @@ static int twl6030_usb_ldo_init(struct twl6030_usb *twl)
/* Program MISC2 register and set bit VUSB_IN_VBAT */
twl6030_writeb(twl, TWL6030_MODULE_ID0, 0x10, TWL6030_MISC2);
twl->usb3v3 = regulator_get(twl->dev, twl->regulator);
twl->usb3v3 = regulator_get(twl->dev, "usb");
if (IS_ERR(twl->usb3v3))
return -ENODEV;
@ -341,7 +340,11 @@ static int twl6030_usb_probe(struct platform_device *pdev)
int status, err;
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
struct twl4030_usb_data *pdata = dev_get_platdata(dev);
if (!np) {
dev_err(dev, "no DT info\n");
return -EINVAL;
}
twl = devm_kzalloc(dev, sizeof(*twl), GFP_KERNEL);
if (!twl)
@ -361,18 +364,6 @@ static int twl6030_usb_probe(struct platform_device *pdev)
return -EPROBE_DEFER;
}
if (np) {
twl->regulator = "usb";
} else if (pdata) {
if (pdata->features & TWL6032_SUBCLASS)
twl->regulator = "ldousb";
else
twl->regulator = "vusb";
} else {
dev_err(&pdev->dev, "twl6030 initialized without pdata\n");
return -EINVAL;
}
/* init spinlock for workqueue */
spin_lock_init(&twl->lock);
@ -436,13 +427,11 @@ static int twl6030_usb_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_OF
static const struct of_device_id twl6030_usb_id_table[] = {
{ .compatible = "ti,twl6030-usb" },
{}
};
MODULE_DEVICE_TABLE(of, twl6030_usb_id_table);
#endif
static struct platform_driver twl6030_usb_driver = {
.probe = twl6030_usb_probe,