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      1 /*	$NetBSD: imxusbvar.h,v 1.7 2023/05/04 17:09:44 bouyer Exp $	*/
      2 /*
      3  * Copyright (c) 2019  Genetec Corporation.  All rights reserved.
      4  * Written by Hashimoto Kenichi for Genetec Corporation.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     17  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     18  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GENETEC CORPORATION
     19  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     20  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     21  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     24  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     25  * POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #ifndef _ARM_IMX_IMXUSBVAR_H
     29 #define _ARM_IMX_IMXUSBVAR_H
     30 
     31 struct imxehci_softc;
     32 
     33 enum imx_usb_role {
     34 	IMXUSB_HOST,
     35 	IMXUSB_DEVICE
     36 };
     37 
     38 struct imxusbc_softc {
     39 	device_t sc_dev;
     40 
     41 	bus_space_tag_t sc_iot;
     42 	bus_space_handle_t sc_ioh;
     43 	bus_space_handle_t sc_ioh_usbnc;
     44 
     45 	struct clk *sc_clk;
     46 
     47 	/* filled in by platform dependent param & routine */
     48 	bus_addr_t sc_ehci_offset;
     49 	bus_size_t sc_ehci_size;
     50 
     51 	void (* sc_init_md_hook)(struct imxehci_softc *, uintptr_t);
     52 	void *(* sc_intr_establish_md_hook)(struct imxehci_softc *, uintptr_t);
     53 	void (* sc_setup_md_hook)(struct imxehci_softc *, enum imx_usb_role,
     54 				  uintptr_t);
     55 	uintptr_t sc_md_hook_data;
     56 };
     57 
     58 struct imxusbc_attach_args {
     59 	bus_space_tag_t aa_iot;
     60 	bus_space_handle_t aa_ioh;
     61 	bus_dma_tag_t aa_dmat;
     62 	int aa_unit;	/* 0: OTG, 1: HOST1, 2: HOST2 ... */
     63 	int aa_irq;
     64 };
     65 
     66 enum imx_usb_if {
     67 	IMXUSBC_IF_UTMI,
     68 	IMXUSBC_IF_PHILIPS,
     69 	IMXUSBC_IF_ULPI,
     70 	IMXUSBC_IF_SERIAL,
     71 	IMXUSBC_IF_UTMI_WIDE,
     72 	IMXUSBC_IF_HSIC
     73 };
     74 
     75 struct imxehci_softc {
     76 	ehci_softc_t sc_hsc;
     77 
     78 	device_t sc_dev;
     79 	bus_space_tag_t sc_iot;
     80 	bus_space_handle_t sc_ioh;
     81 	void *sc_ih;
     82 
     83 	struct imxusbc_softc *sc_usbc;
     84 
     85 	uint sc_unit;
     86 	enum imx_usb_if sc_iftype;
     87 };
     88 
     89 int imxusbc_attach_common(device_t, device_t, bus_space_tag_t, bus_addr_t, bus_size_t);
     90 void imxehci_reset(struct imxehci_softc *);
     91 
     92 #endif	/* _ARM_IMX_IMXUSBVAR_H */
     93