1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2018, 2019 Rubicon Communications, LLC (Netgate)
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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#ifndef	_A37X0_IICREG_H_
29#define	_A37X0_IICREG_H_
30
31#define	A37X0_IIC_IBMR		0x00
32#define	A37X0_IIC_IDBR		0x04
33#define	A37X0_IIC_ICR		0x08
34#define	 ICR_START		(1 << 0)
35#define	 ICR_STOP		(1 << 1)
36#define	 ICR_ACKNAK		(1 << 2)
37#define	 ICR_TB			(1 << 3)
38#define	 ICR_MA			(1 << 4)
39#define	 ICR_SCLE		(1 << 5)
40#define	 ICR_IUE		(1 << 6)
41#define	 ICR_GCD		(1 << 7)
42#define	 ICR_ITEIE		(1 << 8)
43#define	 ICR_IRFIE		(1 << 9)
44#define	 ICR_BEIE		(1 << 10)
45#define	 ICR_SSDIE		(1 << 11)
46#define	 ICR_ALDIE		(1 << 12)
47#define	 ICR_SADIE		(1 << 13)
48#define	 ICR_UR			(1 << 14)
49#define	 ICR_FAST_MODE		(1 << 16)
50#define	 ICR_HIGH_SPEED		(1 << 17)
51#define	 ICR_MODE_MASK		(ICR_FAST_MODE | ICR_HIGH_SPEED)
52#define	 ICR_INIT							\
53    (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE)
54#define	A37X0_IIC_ISR		0x0c
55#define	 ISR_RWM		(1 << 0)
56#define	 ISR_ACKNAK		(1 << 1)
57#define	 ISR_UB			(1 << 2)
58#define	 ISR_IBB		(1 << 3)
59#define	 ISR_SSD		(1 << 4)
60#define	 ISR_ALD		(1 << 5)
61#define	 ISR_ITE		(1 << 6)
62#define	 ISR_IRF		(1 << 7)
63#define	 ISR_GCAD		(1 << 8)
64#define	 ISR_SAD		(1 << 9)
65#define	 ISR_BED		(1 << 10)
66
67#endif	/* _A37X0_IICREG_H_ */
68