xref: /netbsd/sys/arch/arm/imx/imxusbvar.h (revision 6550d01e)
1 #ifndef _ARM_IMX_IMXUSBVAR_H
2 #define _ARM_IMX_IMXUSBVAR_H
3 
4 struct imxehci_softc;
5 
6 enum imx_usb_role {
7 	IMXUSB_HOST,
8 	IMXUSB_DEVICE
9 };
10 
11 struct imxusbc_softc {
12 	device_t sc_dev;
13 	bus_space_tag_t sc_iot;
14 	bus_space_handle_t sc_ioh;
15 
16 	/* filled in by platform dependent routine */
17 	void (* sc_init_md_hook)(struct imxehci_softc *);
18 	void (* sc_setup_md_hook)(struct imxehci_softc *, enum imx_usb_role);
19 };
20 
21 struct imxusbc_attach_args {
22 	bus_space_tag_t aa_iot;
23 	bus_space_handle_t aa_ioh;
24 	bus_dma_tag_t aa_dmat;
25 	int aa_unit;	/* 0: OTG, 1: HOST1, 2: HOST2 ... */
26 	int aa_irq;
27 };
28 
29 enum imx_usb_if {
30 	IMXUSBC_IF_UTMI,
31 	IMXUSBC_IF_PHILIPS,
32 	IMXUSBC_IF_ULPI,
33 	IMXUSBC_IF_SERIAL
34 };
35 
36 struct imxehci_softc {
37 	ehci_softc_t sc_hsc;
38 
39 	bus_space_tag_t sc_iot;
40 	bus_space_handle_t sc_ioh;
41 	struct imxusbc_softc *sc_usbc;
42 	uint sc_unit;
43 	enum imx_usb_if sc_iftype;
44 };
45 
46 int imxusbc_attach_common(device_t, device_t, bus_space_tag_t);
47 void imxehci_select_interface(struct imxehci_softc *, enum imx_usb_if);
48 void imxehci_host_mode(struct imxehci_softc *);
49 void imxehci_reset(struct imxehci_softc *);
50 
51 #endif	/* _ARM_IMX_IMXUSBVAR_H */
52