usb: common: of_usb_get_dr_mode to usb_get_dr_mode

By using the unified device property interface, the function
can be made available for all platforms and not just the
ones using DT.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 4 insertions, 11 deletions

diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c
index b25a111903ab..673d53038ed2 100644
--- a/drivers/usb/common/common.c
+++ b/drivers/usb/common/common.c
@@ -99,7 +99,6 @@ const char *usb_state_string(enum usb_device_state state)
 }
 EXPORT_SYMBOL_GPL(usb_state_string);
 
-#ifdef CONFIG_OF
 static const char *const usb_dr_modes[] = {
         [USB_DR_MODE_UNKNOWN]           = "",
         [USB_DR_MODE_HOST]              = "host",
@@ -107,19 +106,12 @@ static const char *const usb_dr_modes[] = {
         [USB_DR_MODE_OTG]               = "otg",
 };
 
-/**
- * of_usb_get_dr_mode - Get dual role mode for given device_node
- * @np: Pointer to the given device_node
- *
- * The function gets phy interface string from property 'dr_mode',
- * and returns the correspondig enum usb_dr_mode
- */
-enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
+enum usb_dr_mode usb_get_dr_mode(struct device *dev)
 {
         const char *dr_mode;
         int err, i;
 
-        err = of_property_read_string(np, "dr_mode", &dr_mode);
+        err = device_property_read_string(dev, "dr_mode", &dr_mode);
         if (err < 0)
                 return USB_DR_MODE_UNKNOWN;
 
@@ -129,8 +121,9 @@ enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
 
         return USB_DR_MODE_UNKNOWN;
 }
-EXPORT_SYMBOL_GPL(of_usb_get_dr_mode);
+EXPORT_SYMBOL_GPL(usb_get_dr_mode);
 
+#ifdef CONFIG_OF
 /**
  * of_usb_host_tpl_support - to get if Targeted Peripheral List is supported
  * for given targeted hosts (non-PC hosts)