1/*-
2 * Copyright (c) 2018 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 ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD$
26 */
27
28/*
29 * Marvel Xenon SDHCI driver defines.
30 */
31
32#ifndef	_SDHCI_XENON_H_
33#define	_SDHCI_XENON_H_
34
35#define	XENON_LOWEST_SDCLK_FREQ			100000
36#define	XENON_MMC_MAX_CLK			400000000
37
38#define	XENON_SYS_OP_CTRL			0x0108
39#define	 XENON_AUTO_CLKGATE_DISABLE		(1 << 20)
40#define	 XENON_SDCLK_IDLEOFF_ENABLE_SHIFT	8
41
42#define	XENON_SYS_EXT_OP_CTRL			0x010C
43#define	 XENON_MASK_CMD_CONFLICT_ERR		(1 << 8)
44
45#define	XENON_SLOT_EMMC_CTRL			0x0130
46#define	 XENON_ENABLE_DATA_STROBE		(1 << 24)
47#define	 XENON_ENABLE_RESP_STROBE		(1 << 25)
48
49/* eMMC PHY */
50#define	XENON_EMMC_PHY_REG_BASE			0x170
51
52#define	XENON_EMMC_PHY_TIMING_ADJUST		XENON_EMMC_PHY_REG_BASE
53#define	 XENON_SAMPL_INV_QSP_PHASE_SELECT	(1 << 18)
54#define	 XENON_TIMING_ADJUST_SDIO_MODE		(1 << 28)
55#define	 XENON_TIMING_ADJUST_SLOW_MODE		(1 << 29)
56#define	 XENON_PHY_INITIALIZATION		(1U << 31)
57#define	 XENON_WAIT_CYCLE_BEFORE_USING_MASK	0xF
58#define	 XENON_WAIT_CYCLE_BEFORE_USING_SHIFT	12
59#define	 XENON_FC_SYNC_EN_DURATION_MASK		0xF
60#define	 XENON_FC_SYNC_EN_DURATION_SHIFT	8
61#define	 XENON_FC_SYNC_RST_EN_DURATION_MASK	0xF
62#define	 XENON_FC_SYNC_RST_EN_DURATION_SHIFT	4
63#define	 XENON_FC_SYNC_RST_DURATION_MASK	0xF
64#define	 XENON_FC_SYNC_RST_DURATION_SHIFT	0
65
66#define	XENON_EMMC_PHY_FUNC_CONTROL		(XENON_EMMC_PHY_REG_BASE + 0x4)
67#define	 XENON_DQ_ASYNC_MODE			(1 << 4)
68#define	 XENON_CMD_DDR_MODE			(1 << 16)
69#define	 XENON_DQ_DDR_MODE_SHIFT		8
70#define	 XENON_DQ_DDR_MODE_MASK			0xFF
71#define	 XENON_ASYNC_DDRMODE_MASK		(1 << 23)
72#define	 XENON_ASYNC_DDRMODE_SHIFT		23
73
74#define	XENON_EMMC_PHY_PAD_CONTROL		(XENON_EMMC_PHY_REG_BASE + 0x8)
75#define	 XENON_FC_DQ_RECEN			(1 << 24)
76#define	 XENON_FC_CMD_RECEN			(1 << 25)
77#define	 XENON_FC_QSP_RECEN			(1 << 26)
78#define	 XENON_FC_QSN_RECEN			(1 << 27)
79#define	 XENON_OEN_QSN				(1 << 28)
80#define	 XENON_FC_ALL_CMOS_RECEIVER		0xF000
81
82#define	XENON_EMMC_PHY_PAD_CONTROL1		(XENON_EMMC_PHY_REG_BASE + 0xC)
83#define	 XENON_EMMC_FC_CMD_PD			(1 << 8)
84#define	 XENON_EMMC_FC_QSP_PD			(1 << 9)
85#define	 XENON_EMMC_FC_CMD_PU			(1 << 24)
86#define	 XENON_EMMC_FC_QSP_PU			(1 << 25)
87#define	 XENON_EMMC_FC_DQ_PD			0xFF
88#define	 XENON_EMMC_FC_DQ_PU			(0xFF << 16)
89
90#define	XENON_EMMC_PHY_PAD_CONTROL2		(XENON_EMMC_PHY_REG_BASE + 0x10)
91#define	 XENON_ZNR_MASK				0x1F
92#define	 XENON_ZNR_SHIFT			8
93#define	 XENON_ZPR_MASK				0x1F
94#define	 XENON_ZNR_DEF_VALUE			0xF
95#define	 XENON_ZPR_DEF_VALUE			0xF
96
97#define	XENON_EMMC_PHY_LOGIC_TIMING_ADJUST	(XENON_EMMC_PHY_REG_BASE + 0x18)
98#define	 XENON_LOGIC_TIMING_VALUE		0x00AA8977
99
100#endif	/* _SDHCI_XENON_H_ */
101