diff options
Diffstat (limited to 'drivers/phy')
| -rw-r--r-- | drivers/phy/phy-omap-usb2.c | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/drivers/phy/phy-omap-usb2.c b/drivers/phy/phy-omap-usb2.c index 4d7b4e5a9659..bfc5c337f99a 100644 --- a/drivers/phy/phy-omap-usb2.c +++ b/drivers/phy/phy-omap-usb2.c @@ -29,6 +29,7 @@ #include <linux/delay.h> #include <linux/usb/omap_control_usb.h> #include <linux/phy/phy.h> +#include <linux/of_platform.h> /** * omap_usb2_set_comparator - links the comparator present in the sytem with @@ -145,10 +146,16 @@ static struct phy_ops ops = { static int omap_usb2_probe(struct platform_device *pdev) { - struct omap_usb *phy; - struct phy *generic_phy; - struct usb_otg *otg; - struct phy_provider *phy_provider; + struct omap_usb *phy; + struct phy *generic_phy; + struct phy_provider *phy_provider; + struct usb_otg *otg; + struct device_node *node = pdev->dev.of_node; + struct device_node *control_node; + struct platform_device *control_pdev; + + if (!node) + return -EINVAL; phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL); if (!phy) { @@ -175,12 +182,20 @@ static int omap_usb2_probe(struct platform_device *pdev) if (IS_ERR(phy_provider)) return PTR_ERR(phy_provider); - phy->control_dev = omap_get_control_dev(); - if (IS_ERR(phy->control_dev)) { - dev_dbg(&pdev->dev, "Failed to get control device\n"); - return -ENODEV; + control_node = of_parse_phandle(node, "ctrl-module", 0); + if (!control_node) { + dev_err(&pdev->dev, "Failed to get control device phandle\n"); + return -EINVAL; } + control_pdev = of_find_device_by_node(control_node); + if (!control_pdev) { + dev_err(&pdev->dev, "Failed to get control device\n"); + return -EINVAL; + } + + phy->control_dev = &control_pdev->dev; + phy->is_suspended = 1; omap_control_usb_phy_power(phy->control_dev, 0); |