1/*-
2 * Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com>
3 * All rights reserved.
4 *
5 * This software was developed by SRI International and the University of
6 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
7 * ("CTSRD"), as part of the DARPA CRASH research programme.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD: releng/11.0/sys/dev/mmc/host/dwmmc_reg.h 287258 2015-08-28 15:27:55Z andrew $
31 */
32
33#ifndef DEV_MMC_HOST_DWMMC_REG_H
34#define DEV_MMC_HOST_DWMMC_REG_H
35
36#define	SDMMC_CTRL		0x0	/* Control Register */
37#define	 SDMMC_CTRL_USE_IDMAC	(1 << 25)	/* Use Internal DMAC */
38#define	 SDMMC_CTRL_DMA_ENABLE	(1 << 5)	/* */
39#define	 SDMMC_CTRL_INT_ENABLE	(1 << 4)	/* Enable interrupts */
40#define	 SDMMC_CTRL_DMA_RESET	(1 << 2)	/* Reset DMA */
41#define	 SDMMC_CTRL_FIFO_RESET	(1 << 1)	/* Reset FIFO */
42#define	 SDMMC_CTRL_RESET	(1 << 0)	/* Reset SD/MMC controller */
43#define	SDMMC_PWREN		0x4	/* Power Enable Register */
44#define	 SDMMC_PWREN_PE		(1 << 0)	/* Power On */
45#define	SDMMC_CLKDIV		0x8	/* Clock Divider Register */
46#define	SDMMC_CLKSRC		0xC	/* SD Clock Source Register */
47#define	SDMMC_CLKENA		0x10	/* Clock Enable Register */
48#define	SDMMC_CLKENA_LP		(1 << 16)	/* Low-power mode */
49#define	SDMMC_CLKENA_CCLK_EN	(1 << 0)	/* SD/MMC Enable */
50#define	SDMMC_TMOUT		0x14	/* Timeout Register */
51#define	SDMMC_CTYPE		0x18	/* Card Type Register */
52#define	 SDMMC_CTYPE_8BIT	(1 << 16)
53#define	 SDMMC_CTYPE_4BIT	(1 << 0)
54#define	SDMMC_BLKSIZ		0x1C	/* Block Size Register */
55#define	SDMMC_BYTCNT		0x20	/* Byte Count Register */
56#define	SDMMC_INTMASK		0x24	/* Interrupt Mask Register */
57#define	 SDMMC_INTMASK_SDIO	(1 << 16)	/* SDIO Interrupt Enable */
58#define	 SDMMC_INTMASK_EBE	(1 << 15)	/* End-bit error */
59#define	 SDMMC_INTMASK_ACD	(1 << 14)	/* Auto command done */
60#define	 SDMMC_INTMASK_SBE	(1 << 13)	/* Start-bit error */
61#define	 SDMMC_INTMASK_HLE	(1 << 12)	/* Hardware locked write err */
62#define	 SDMMC_INTMASK_FRUN	(1 << 11)	/* FIFO underrun/overrun err */
63#define	 SDMMC_INTMASK_HTO	(1 << 10)	/* Data starvation by host timeout */
64#define	 SDMMC_INTMASK_DRT	(1 << 9)	/* Data read timeout  */
65#define	 SDMMC_INTMASK_RTO	(1 << 8)	/* Response timeout */
66#define	 SDMMC_INTMASK_DCRC	(1 << 7)	/* Data CRC error */
67#define	 SDMMC_INTMASK_RCRC	(1 << 6)	/* Response CRC error */
68#define	 SDMMC_INTMASK_RXDR	(1 << 5)	/* Receive FIFO data request */
69#define	 SDMMC_INTMASK_TXDR	(1 << 4)	/* Transmit FIFO data request */
70#define	 SDMMC_INTMASK_DTO	(1 << 3)	/* Data transfer over */
71#define	 SDMMC_INTMASK_CMD_DONE	(1 << 2)	/* Command done */
72#define	 SDMMC_INTMASK_RE	(1 << 1)	/* Response error */
73#define	 SDMMC_INTMASK_CD	(1 << 0)	/* Card Detected */
74#define	SDMMC_CMDARG		0x28	/* Command Argument Register */
75#define	SDMMC_CMD		0x2C	/* Command Register */
76#define	 SDMMC_CMD_START	(1 << 31)
77#define	 SDMMC_CMD_USE_HOLD_REG	(1 << 29)
78#define	 SDMMC_CMD_UPD_CLK_ONLY	(1 << 21)	/* Update clk only */
79#define	 SDMMC_CMD_SEND_INIT	(1 << 15)	/* Send initialization */
80#define	 SDMMC_CMD_STOP_ABORT	(1 << 14)	/* stop current data transfer */
81#define	 SDMMC_CMD_WAIT_PRVDATA	(1 << 13)	/* Wait for prev data transfer completion */
82#define	 SDMMC_CMD_SEND_ASTOP	(1 << 12)	/* Send stop command at end of data tx/rx */
83#define	 SDMMC_CMD_MODE_STREAM	(1 << 11)	/* Stream data transfer */
84#define	 SDMMC_CMD_DATA_WRITE	(1 << 10)	/* Write to card */
85#define	 SDMMC_CMD_DATA_EXP	(1 << 9)	/* Data transfer expected */
86#define	 SDMMC_CMD_RESP_CRC	(1 << 8)	/* Check Response CRC */
87#define	 SDMMC_CMD_RESP_LONG	(1 << 7)	/* Long response expected */
88#define	 SDMMC_CMD_RESP_EXP	(1 << 6)	/* Response expected */
89#define	SDMMC_RESP0		0x30	/* Response Register 0 */
90#define	SDMMC_RESP1		0x34	/* Response Register 1 */
91#define	SDMMC_RESP2		0x38	/* Response Register 2 */
92#define	SDMMC_RESP3		0x3C	/* Response Register 3 */
93#define	SDMMC_MINTSTS		0x40	/* Masked Interrupt Status Register */
94#define	SDMMC_RINTSTS		0x44	/* Raw Interrupt Status Register */
95#define	SDMMC_STATUS		0x48	/* Status Register */
96#define	 SDMMC_STATUS_DATA_BUSY	(1 << 9) /* card_data[0] */
97#define	 SDMMC_STATUS_FIFO_FULL	(1 << 3) /* FIFO full */
98#define	 SDMMC_STATUS_FIFO_EMPTY (1 << 2) /* FIFO empty */
99#define	SDMMC_FIFOTH		0x4C	/* FIFO Threshold Watermark Register */
100#define	 SDMMC_FIFOTH_MSIZE_S	28	/* Burst size of multiple transaction */
101#define	 SDMMC_FIFOTH_RXWMARK_S	16	/* FIFO threshold watermark level */
102#define	 SDMMC_FIFOTH_TXWMARK_S	0	/* FIFO threshold watermark level */
103#define	SDMMC_CDETECT		0x50	/* Card Detect Register */
104#define	SDMMC_WRTPRT		0x54	/* Write Protect Register */
105#define	SDMMC_TCBCNT		0x5C	/* Transferred CIU Card Byte Count */
106#define	SDMMC_TBBCNT		0x60	/* Transferred Host to BIU-FIFO Byte Count */
107#define	SDMMC_DEBNCE		0x64	/* Debounce Count Register */
108#define	SDMMC_USRID		0x68	/* User ID Register */
109#define	SDMMC_VERID		0x6C	/* Version ID Register */
110#define	SDMMC_HCON		0x70	/* Hardware Configuration Register */
111#define	SDMMC_UHS_REG		0x74	/* UHS-1 Register */
112#define	 SDMMC_UHS_REG_DDR	(1 << 16) /* DDR mode */
113#define	SDMMC_RST_N		0x78	/* Hardware Reset Register */
114#define	SDMMC_BMOD		0x80	/* Bus Mode Register */
115#define	 SDMMC_BMOD_DE		(1 << 7) /* IDMAC Enable */
116#define	 SDMMC_BMOD_FB		(1 << 1) /* AHB Master Fixed Burst */
117#define	 SDMMC_BMOD_SWR		(1 << 0) /* Reset DMA */
118#define	SDMMC_PLDMND		0x84	/* Poll Demand Register */
119#define	SDMMC_DBADDR		0x88	/* Descriptor List Base Address */
120#define	SDMMC_IDSTS		0x8C	/* Internal DMAC Status Register */
121#define	SDMMC_IDINTEN		0x90	/* Internal DMAC Interrupt Enable */
122#define	 SDMMC_IDINTEN_AI	(1 << 9) /* Abnormal Interrupt Summary */
123#define	 SDMMC_IDINTEN_NI	(1 << 8) /* Normal Interrupt Summary */
124#define	 SDMMC_IDINTEN_CES	(1 << 5) /* Card Error Summary */
125#define	 SDMMC_IDINTEN_DU	(1 << 4) /* Descriptor Unavailable */
126#define	 SDMMC_IDINTEN_FBE	(1 << 2) /* Fatal Bus Error */
127#define	 SDMMC_IDINTEN_RI	(1 << 1) /* Receive Interrupt */
128#define	 SDMMC_IDINTEN_TI	(1 << 0) /* Transmit Interrupt */
129#define	 SDMMC_IDINTEN_MASK	(SDMMC_IDINTEN_AI | SDMMC_IDINTEN_NI | SDMMC_IDINTEN_CES | \
130				 SDMMC_IDINTEN_DU | SDMMC_IDINTEN_FBE | SDMMC_IDINTEN_RI | \
131				 SDMMC_IDINTEN_TI)
132#define	SDMMC_DSCADDR		0x94	/* Current Host Descriptor Address */
133#define	SDMMC_BUFADDR		0x98	/* Current Buffer Descriptor Address */
134#define	SDMMC_CARDTHRCTL	0x100	/* Card Threshold Control Register */
135#define	SDMMC_BACK_END_POWER_R	0x104	/* Back End Power Register */
136#define	SDMMC_DATA		0x200	/* Data FIFO Access */
137
138/* eMMC */
139#define	EMMCP_MPSBEGIN0			0x1200	/*  */
140#define	EMMCP_SEND0			0x1204	/*  */
141#define	EMMCP_CTRL0			0x120C	/*  */
142#define	 MPSCTRL_SECURE_READ_BIT	(1 << 7)
143#define	 MPSCTRL_SECURE_WRITE_BIT	(1 << 6)
144#define	 MPSCTRL_NON_SECURE_READ_BIT	(1 << 5)
145#define	 MPSCTRL_NON_SECURE_WRITE_BIT	(1 << 4)
146#define	 MPSCTRL_USE_FUSE_KEY		(1 << 3)
147#define	 MPSCTRL_ECB_MODE		(1 << 2)
148#define	 MPSCTRL_ENCRYPTION		(1 << 1)
149#define	 MPSCTRL_VALID			(1 << 0)
150
151/* Platform-specific defines */
152#define	SDMMC_CLKSEL			0x9C
153#define	 SDMMC_CLKSEL_SAMPLE_SHIFT	0
154#define	 SDMMC_CLKSEL_DRIVE_SHIFT	16
155#define	 SDMMC_CLKSEL_DIVIDER_SHIFT	24
156
157#endif /* DEV_MMC_HOST_DWMMC_REG_H */
158