1 // SPDX-License-Identifier: GPL-2.0+
14 #include <usb/ehci-ci.h>
15 #include <usb/ulpi.h>
28 	priv->ehci = (struct usb_ehci *)devfdt_get_addr_ptr(dev);  in ehci_zynq_ofdata_to_platdata()
29 	if (!priv->ehci)  in ehci_zynq_ofdata_to_platdata()
30 		return -EINVAL;  in ehci_zynq_ofdata_to_platdata()
32 	return 0;  in ehci_zynq_ofdata_to_platdata()
42 	/* Used for writing the ULPI data address */  in ehci_zynq_probe()
43 	struct ulpi_regs *ulpi = (struct ulpi_regs *)0;  in ehci_zynq_probe()  local
46 	hccr = (struct ehci_hccr *)((uint32_t)&priv->ehci->caplength);  in ehci_zynq_probe()
48 			HC_LENGTH(ehci_readl(&hccr->cr_capbase)));  in ehci_zynq_probe()
50 	ulpi_vp.viewport_addr = (u32)&priv->ehci->ulpi_viewpoint;  in ehci_zynq_probe()
51 	ulpi_vp.port_num = 0;  in ehci_zynq_probe()
55 		puts("zynq ULPI viewport init failed\n");  in ehci_zynq_probe()
56 		return -1;  in ehci_zynq_probe()
59 	/* ULPI set flags */  in ehci_zynq_probe()
60 	ulpi_write(&ulpi_vp, &ulpi->otg_ctrl,  in ehci_zynq_probe()
63 	ulpi_write(&ulpi_vp, &ulpi->function_ctrl,  in ehci_zynq_probe()
66 	ulpi_write(&ulpi_vp, &ulpi->iface_ctrl, 0);  in ehci_zynq_probe()
69 	ulpi_write(&ulpi_vp, &ulpi->otg_ctrl_set,  in ehci_zynq_probe()
72 	return ehci_register(dev, hccr, hcor, NULL, 0, plat->init_type);  in ehci_zynq_probe()
76 	{ .compatible = "xlnx,zynq-usb-2.20a" },