1 files changed, 92 insertions, 0 deletions

diff --git a/include/linux/usb/omap_control_usb.h b/include/linux/usb/omap_control_usb.h
new file mode 100644
index 000000000000..f306db7149ca
--- /dev/null
+++ b/include/linux/usb/omap_control_usb.h
@@ -0,0 +1,92 @@
+/*
+ * omap_control_usb.h - Header file for the USB part of control module.
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Author: Kishon Vijay Abraham I <kishon@ti.com>
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __OMAP_CONTROL_USB_H__
+#define __OMAP_CONTROL_USB_H__
+
+struct omap_control_usb {
+        struct device *dev;
+
+        u32 __iomem *dev_conf;
+        u32 __iomem *otghs_control;
+        u32 __iomem *phy_power;
+
+        struct clk *sys_clk;
+
+        u32 type;
+};
+
+struct omap_control_usb_platform_data {
+        u8 type;
+};
+
+enum omap_control_usb_mode {
+        USB_MODE_UNDEFINED = 0,
+        USB_MODE_HOST,
+        USB_MODE_DEVICE,
+        USB_MODE_DISCONNECT,
+};
+
+/* To differentiate ctrl module IP having either mailbox or USB3 PHY power */
+#define OMAP_CTRL_DEV_TYPE1             0x1
+#define OMAP_CTRL_DEV_TYPE2             0x2
+
+#define OMAP_CTRL_DEV_PHY_PD            BIT(0)
+
+#define OMAP_CTRL_DEV_AVALID            BIT(0)
+#define OMAP_CTRL_DEV_BVALID            BIT(1)
+#define OMAP_CTRL_DEV_VBUSVALID         BIT(2)
+#define OMAP_CTRL_DEV_SESSEND           BIT(3)
+#define OMAP_CTRL_DEV_IDDIG             BIT(4)
+
+#define OMAP_CTRL_USB_PWRCTL_CLK_CMD_MASK       0x003FC000
+#define OMAP_CTRL_USB_PWRCTL_CLK_CMD_SHIFT      0xE
+
+#define OMAP_CTRL_USB_PWRCTL_CLK_FREQ_MASK      0xFFC00000
+#define OMAP_CTRL_USB_PWRCTL_CLK_FREQ_SHIFT     0x16
+
+#define OMAP_CTRL_USB3_PHY_TX_RX_POWERON        0x3
+#define OMAP_CTRL_USB3_PHY_TX_RX_POWEROFF       0x0
+
+#if IS_ENABLED(CONFIG_OMAP_CONTROL_USB)
+extern struct device *omap_get_control_dev(void);
+extern void omap_control_usb_phy_power(struct device *dev, int on);
+extern void omap_control_usb3_phy_power(struct device *dev, bool on);
+extern void omap_control_usb_set_mode(struct device *dev,
+        enum omap_control_usb_mode mode);
+#else
+static inline struct device *omap_get_control_dev()
+{
+        return ERR_PTR(-ENODEV);
+}
+
+static inline void omap_control_usb_phy_power(struct device *dev, int on)
+{
+}
+
+static inline void omap_control_usb3_phy_power(struct device *dev, int on)
+{
+}
+
+static inline void omap_control_usb_set_mode(struct device *dev,
+        enum omap_control_usb_mode mode)
+{
+}
+#endif
+
+#endif  /* __OMAP_CONTROL_USB_H__ */