1/*-
2 * Copyright (c) 2016 Rubicon Communications, LLC (Netgate)
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef	_TI_SPIREG_H_
30#define	_TI_SPIREG_H_
31
32#define	TI_SPI_GCLK			48000000U
33#define	TI_SPI_FIFOSZ			32
34#define	MCSPI_REVISION			0x0
35#define	 MCSPI_REVISION_SCHEME_SHIFT	30
36#define	 MCSPI_REVISION_SCHEME_MSK	0x3
37#define	 MCSPI_REVISION_FUNC_SHIFT	16
38#define	 MCSPI_REVISION_FUNC_MSK	0xfff
39#define	 MCSPI_REVISION_RTL_SHIFT	11
40#define	 MCSPI_REVISION_RTL_MSK		0x1f
41#define	 MCSPI_REVISION_MAJOR_SHIFT	8
42#define	 MCSPI_REVISION_MAJOR_MSK	0x7
43#define	 MCSPI_REVISION_CUSTOM_SHIFT	6
44#define	 MCSPI_REVISION_CUSTOM_MSK	0x3
45#define	 MCSPI_REVISION_MINOR_SHIFT	0
46#define	 MCSPI_REVISION_MINOR_MSK	0x3f
47#define	MCSPI_SYSCONFIG			0x110
48#define	 MCSPI_SYSCONFIG_SOFTRESET	(1 << 1)
49#define	MCSPI_SYSSTATUS			0x114
50#define	 MCSPI_SYSSTATUS_RESETDONE	(1 << 0)
51#define	MCSPI_MODULCTRL			0x128
52#define	 MCSPI_MODULCTRL_SLAVE		(1 << 2)
53#define	 MCSPI_MODULCTRL_SINGLE		(1 << 0)
54#define	MCSPI_IRQSTATUS			0x118
55#define	MCSPI_IRQENABLE			0x11c
56#define	 MCSPI_IRQ_EOW			(1 << 17)
57#define	 MCSPI_IRQ_RX0_OVERFLOW		(1 << 3)
58#define	 MCSPI_IRQ_RX0_FULL		(1 << 2)
59#define	 MCSPI_IRQ_TX0_UNDERFLOW	(1 << 1)
60#define	 MCSPI_IRQ_TX0_EMPTY		(1 << 0)
61#define	MCSPI_CONF_CH(_c)		(0x12c + 0x14 * (_c))
62#define	 MCSPI_CONF_CLKG		(1 << 29)
63#define	 MCSPI_CONF_FFER		(1 << 28)
64#define	 MCSPI_CONF_FFEW		(1 << 27)
65#define	 MCSPI_CONF_SBPOL		(1 << 24)
66#define	 MCSPI_CONF_SBE			(1 << 23)
67#define	 MCSPI_CONF_FORCE		(1 << 20)
68#define	 MCSPI_CONF_TURBO		(1 << 19)
69#define	 MCSPI_CONF_IS			(1 << 18)
70#define	 MCSPI_CONF_DPE1		(1 << 17)
71#define	 MCSPI_CONF_DPE0		(1 << 16)
72#define	 MCSPI_CONF_DMAR		(1 << 15)
73#define	 MCSPI_CONF_DMAW		(1 << 14)
74#define	 MCSPI_CONF_WL_MSK		0x1f
75#define	 MCSPI_CONF_WL_SHIFT		7
76#define	 MCSPI_CONF_WL8BITS		(7 << MCSPI_CONF_WL_SHIFT)
77#define	 MCSPI_CONF_EPOL		(1 << 6)
78#define	 MCSPI_CONF_CLK_MSK		0xf
79#define	 MCSPI_CONF_CLK_SHIFT		2
80#define	 MCSPI_CONF_POL			(1 << 1)
81#define	 MCSPI_CONF_PHA			(1 << 0)
82#define	MCSPI_STAT_CH(_c)		(0x130 + 0x14 * (_c))
83#define	 MCSPI_STAT_TXFFF		(1 << 4)
84#define	 MCSPI_STAT_TXS			(1 << 1)
85#define	 MCSPI_STAT_RXS			(1 << 0)
86#define	MCSPI_CTRL_CH(_c)		(0x134 + 0x14 * (_c))
87#define	 MCSPI_EXTCLK_MSK		0xfff
88#define	 MCSPI_CTRL_EXTCLK_MSK		0xff
89#define	 MCSPI_CTRL_EXTCLK_SHIFT	8
90#define	 MCSPI_CTRL_ENABLE		(1 << 0)
91#define	MCSPI_TX_CH(_c)			(0x138 + 0x14 * (_c))
92#define	MCSPI_RX_CH(_c)			(0x13c + 0x14 * (_c))
93#define	MCSPI_XFERLEVEL			0x17c
94#define	 MCSPI_XFERLEVEL_AFL(_a)	(((_a) >> 8) & 0xff)
95#define	 MCSPI_XFERLEVEL_AEL(_a)	(((_a) >> 0) & 0xff)
96
97#endif	/* _TI_SPIREG_H_ */
98