19 static int ci_ulpi_wait(struct ci_hdrc *ci, u32 mask)  in ci_ulpi_wait()  argument
24 		if (!hw_read(ci, OP_ULPI_VIEWPORT, mask))  in ci_ulpi_wait()
35 	struct ci_hdrc *ci = dev_get_drvdata(dev);  in ci_ulpi_read()  local
38 	hw_write(ci, OP_ULPI_VIEWPORT, 0xffffffff, ULPI_WRITE | ULPI_WAKEUP);  in ci_ulpi_read()
39 	ret = ci_ulpi_wait(ci, ULPI_WAKEUP);  in ci_ulpi_read()
43 	hw_write(ci, OP_ULPI_VIEWPORT, 0xffffffff, ULPI_RUN | ULPI_ADDR(addr));  in ci_ulpi_read()
44 	ret = ci_ulpi_wait(ci, ULPI_RUN);  in ci_ulpi_read()
48 	return hw_read(ci, OP_ULPI_VIEWPORT, GENMASK(15, 8)) >> 8;  in ci_ulpi_read()
53 	struct ci_hdrc *ci = dev_get_drvdata(dev);  in ci_ulpi_write()  local
56 	hw_write(ci, OP_ULPI_VIEWPORT, 0xffffffff, ULPI_WRITE | ULPI_WAKEUP);  in ci_ulpi_write()
57 	ret = ci_ulpi_wait(ci, ULPI_WAKEUP);  in ci_ulpi_write()
61 	hw_write(ci, OP_ULPI_VIEWPORT, 0xffffffff,  in ci_ulpi_write()
63 	return ci_ulpi_wait(ci, ULPI_RUN);  in ci_ulpi_write()
66 int ci_ulpi_init(struct ci_hdrc *ci)  in ci_ulpi_init()  argument
68 	if (ci->platdata->phy_mode != USBPHY_INTERFACE_MODE_ULPI)  in ci_ulpi_init()
75 	hw_phymode_configure(ci);  in ci_ulpi_init()
77 	ci->ulpi_ops.read = ci_ulpi_read;  in ci_ulpi_init()
78 	ci->ulpi_ops.write = ci_ulpi_write;  in ci_ulpi_init()
79 	ci->ulpi = ulpi_register_interface(ci->dev, &ci->ulpi_ops);  in ci_ulpi_init()
80 	if (IS_ERR(ci->ulpi))  in ci_ulpi_init()
81 		dev_err(ci->dev, "failed to register ULPI interface");  in ci_ulpi_init()
83 	return PTR_ERR_OR_ZERO(ci->ulpi);  in ci_ulpi_init()
86 void ci_ulpi_exit(struct ci_hdrc *ci)  in ci_ulpi_exit()  argument
88 	if (ci->ulpi) {  in ci_ulpi_exit()
89 		ulpi_unregister_interface(ci->ulpi);  in ci_ulpi_exit()
90 		ci->ulpi = NULL;  in ci_ulpi_exit()
94 int ci_ulpi_resume(struct ci_hdrc *ci)  in ci_ulpi_resume()  argument
98 	if (ci->platdata->phy_mode != USBPHY_INTERFACE_MODE_ULPI)  in ci_ulpi_resume()
102 		if (hw_read(ci, OP_ULPI_VIEWPORT, ULPI_SYNC_STATE))  in ci_ulpi_resume()