xref: /netbsd/sys/dev/pci/voyagervar.h (revision a4cb521a)
1 /*	$NetBSD: voyagervar.h,v 1.7 2020/04/16 23:29:53 rin Exp $	*/
2 
3 /*
4  * Copyright (c) 2011 Michael Lorenz
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 __KERNEL_RCSID(0, "$NetBSD: voyagervar.h,v 1.7 2020/04/16 23:29:53 rin Exp $");
30 
31 #ifndef VOYAGERVAR_H
32 #define VOYAGERVAR_H
33 
34 #include <dev/pci/pcivar.h>
35 #include <dev/pci/pcireg.h>
36 
37 struct voyager_attach_args {
38 	pci_chipset_tag_t		vaa_pc;
39 	pcitag_t					vaa_pcitag;
40 	bus_space_tag_t		vaa_tag;
41 	bus_space_handle_t	vaa_regh;
42 	bus_space_handle_t	vaa_memh;
43 	bus_addr_t		vaa_reg_pa;
44 	bus_addr_t		vaa_mem_pa;
45 	char			vaa_name[32];
46 };
47 
48 void voyager_twiddle_bits(void *, int, uint32_t, uint32_t);
49 
50 /* set gpio bits - (register & param1) | param2 */
51 #define voyager_write_gpio(cookie, m_and, m_or) \
52 	voyager_twiddle_bits(cookie, SM502_GPIO_DATA0, m_and, m_or)
53 /* control gpio pin usage - 0 is gpio, 1 is other stuff ( like PWM ) */
54 #define voyager_control_gpio(cookie, m_and, m_or) \
55 	voyager_twiddle_bits(cookie, SM502_GPIO0_CONTROL, m_and, m_or)
56 /* gpio direction - 1 is output */
57 #define voyager_gpio_dir(cookie, m_and, m_or) \
58 	voyager_twiddle_bits(cookie, SM502_GPIO_DIR0, m_and, m_or)
59 #define voyager_control_power_0(cookie, m_and, m_or) \
60 	voyager_twiddle_bits(cookie, SM502_POWER_MODE0_GATE, m_and, m_or)
61 
62 void *voyager_establish_intr(device_t, int, int (*)(void *), void *);
63 void  voyager_disestablish_intr(device_t, void *);
64 
65 /* frequency in Hz, duty cycle in 1000ths */
66 uint32_t voyager_set_pwm(int, int);
67 
68 #endif
69