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authorMichael Grzeschik <m.grzeschik@pengutronix.de>2013-06-13 17:59:55 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-17 13:47:09 -0700
commit1c9af65357a309b60d78a442bd61d27cad458d00 (patch)
tree5768aa043e4597b4691fcebe8bc7706487379ce8 /include/linux/usb/of.h
parent2e270412968d961ecde347343ffa67dfe39f6c95 (diff)
usb: add devicetree helpers for determining dr_mode and phy_type
This adds two little devicetree helper functions for determining the dr_mode (host, peripheral, otg) and phy_type (utmi, ulpi,...) from the devicetree. Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb/of.h')
-rw-r--r--include/linux/usb/of.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/usb/of.h b/include/linux/usb/of.h
new file mode 100644
index 000000000000..e460a24115ca
--- /dev/null
+++ b/include/linux/usb/of.h
@@ -0,0 +1,28 @@
+/*
+ * OF helpers for usb devices.
+ *
+ * This file is released under the GPLv2
+ */
+
+#ifndef __LINUX_USB_OF_H
+#define __LINUX_USB_OF_H
+
+#include <linux/usb/otg.h>
+#include <linux/usb/phy.h>
+
+#ifdef CONFIG_OF
+enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
+enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np);
+#else
+static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
+{
+ return USBPHY_INTERFACE_MODE_UNKNOWN;
+}
+
+static inline enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
+{
+ return USB_DR_MODE_UNKNOWN;
+}
+#endif
+
+#endif /* __LINUX_USB_OF_H */