xref: /openbmc/linux/include/linux/usb/c67x00.h (revision 1a59d1b8)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * usb_c67x00.h: platform definitions for the Cypress C67X00 USB chip
4  *
5  * Copyright (C) 2006-2008 Barco N.V.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
20  * MA  02110-1301  USA.
21  */
22 
23 #ifndef _LINUX_USB_C67X00_H
24 #define _LINUX_USB_C67X00_H
25 
26 /* SIE configuration */
27 #define C67X00_SIE_UNUSED	0
28 #define C67X00_SIE_HOST		1
29 #define C67X00_SIE_PERIPHERAL_A	2	/* peripheral on A port */
30 #define C67X00_SIE_PERIPHERAL_B	3	/* peripheral on B port */
31 
32 #define c67x00_sie_config(config, n)  (((config)>>(4*(n)))&0x3)
33 
34 #define C67X00_SIE1_UNUSED	        (C67X00_SIE_UNUSED		<< 0)
35 #define C67X00_SIE1_HOST	        (C67X00_SIE_HOST		<< 0)
36 #define C67X00_SIE1_PERIPHERAL_A	(C67X00_SIE_PERIPHERAL_A	<< 0)
37 #define C67X00_SIE1_PERIPHERAL_B	(C67X00_SIE_PERIPHERAL_B	<< 0)
38 
39 #define C67X00_SIE2_UNUSED		(C67X00_SIE_UNUSED		<< 4)
40 #define C67X00_SIE2_HOST		(C67X00_SIE_HOST		<< 4)
41 #define C67X00_SIE2_PERIPHERAL_A	(C67X00_SIE_PERIPHERAL_A	<< 4)
42 #define C67X00_SIE2_PERIPHERAL_B	(C67X00_SIE_PERIPHERAL_B	<< 4)
43 
44 struct c67x00_platform_data {
45 	int sie_config;			/* SIEs config (C67X00_SIEx_*) */
46 	unsigned long hpi_regstep;	/* Step between HPI registers  */
47 };
48 
49 #endif /* _LINUX_USB_C67X00_H */
50