xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-pxa/regs-mmc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef __REGS_MMC_H__
8*4882a593Smuzhiyun #define __REGS_MMC_H__
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define MMC0_BASE	0x41100000
11*4882a593Smuzhiyun #define MMC1_BASE	0x42000000
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun int pxa_mmc_register(int card_index);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct pxa_mmc_regs {
16*4882a593Smuzhiyun 	uint32_t	strpcl;
17*4882a593Smuzhiyun 	uint32_t	stat;
18*4882a593Smuzhiyun 	uint32_t	clkrt;
19*4882a593Smuzhiyun 	uint32_t	spi;
20*4882a593Smuzhiyun 	uint32_t	cmdat;
21*4882a593Smuzhiyun 	uint32_t	resto;
22*4882a593Smuzhiyun 	uint32_t	rdto;
23*4882a593Smuzhiyun 	uint32_t	blklen;
24*4882a593Smuzhiyun 	uint32_t	nob;
25*4882a593Smuzhiyun 	uint32_t	prtbuf;
26*4882a593Smuzhiyun 	uint32_t	i_mask;
27*4882a593Smuzhiyun 	uint32_t	i_reg;
28*4882a593Smuzhiyun 	uint32_t	cmd;
29*4882a593Smuzhiyun 	uint32_t	argh;
30*4882a593Smuzhiyun 	uint32_t	argl;
31*4882a593Smuzhiyun 	uint32_t	res;
32*4882a593Smuzhiyun 	uint32_t	rxfifo;
33*4882a593Smuzhiyun 	uint32_t	txfifo;
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun /* MMC_STRPCL */
37*4882a593Smuzhiyun #define MMC_STRPCL_STOP_CLK		(1 << 0)
38*4882a593Smuzhiyun #define MMC_STRPCL_START_CLK		(1 << 1)
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun /* MMC_STAT */
41*4882a593Smuzhiyun #define MMC_STAT_END_CMD_RES		(1 << 13)
42*4882a593Smuzhiyun #define MMC_STAT_PRG_DONE		(1 << 12)
43*4882a593Smuzhiyun #define MMC_STAT_DATA_TRAN_DONE		(1 << 11)
44*4882a593Smuzhiyun #define MMC_STAT_CLK_EN			(1 << 8)
45*4882a593Smuzhiyun #define MMC_STAT_RECV_FIFO_FULL		(1 << 7)
46*4882a593Smuzhiyun #define MMC_STAT_XMIT_FIFO_EMPTY	(1 << 6)
47*4882a593Smuzhiyun #define MMC_STAT_RES_CRC_ERROR		(1 << 5)
48*4882a593Smuzhiyun #define MMC_STAT_SPI_READ_ERROR_TOKEN	(1 << 4)
49*4882a593Smuzhiyun #define MMC_STAT_CRC_READ_ERROR		(1 << 3)
50*4882a593Smuzhiyun #define MMC_STAT_CRC_WRITE_ERROR	(1 << 2)
51*4882a593Smuzhiyun #define MMC_STAT_TIME_OUT_RESPONSE	(1 << 1)
52*4882a593Smuzhiyun #define MMC_STAT_READ_TIME_OUT		(1 << 0)
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun /* MMC_CLKRT */
55*4882a593Smuzhiyun #define MMC_CLKRT_20MHZ			0
56*4882a593Smuzhiyun #define MMC_CLKRT_10MHZ			1
57*4882a593Smuzhiyun #define MMC_CLKRT_5MHZ			2
58*4882a593Smuzhiyun #define MMC_CLKRT_2_5MHZ		3
59*4882a593Smuzhiyun #define MMC_CLKRT_1_25MHZ		4
60*4882a593Smuzhiyun #define MMC_CLKRT_0_625MHZ		5
61*4882a593Smuzhiyun #define MMC_CLKRT_0_3125MHZ		6
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun /* MMC_SPI */
64*4882a593Smuzhiyun #define MMC_SPI_EN			(1 << 0)
65*4882a593Smuzhiyun #define MMC_SPI_CS_EN			(1 << 2)
66*4882a593Smuzhiyun #define MMC_SPI_CS_ADDRESS		(1 << 3)
67*4882a593Smuzhiyun #define MMC_SPI_CRC_ON			(1 << 1)
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun /* MMC_CMDAT */
70*4882a593Smuzhiyun #define MMC_CMDAT_SD_4DAT		(1 << 8)
71*4882a593Smuzhiyun #define MMC_CMDAT_MMC_DMA_EN		(1 << 7)
72*4882a593Smuzhiyun #define MMC_CMDAT_INIT			(1 << 6)
73*4882a593Smuzhiyun #define MMC_CMDAT_BUSY			(1 << 5)
74*4882a593Smuzhiyun #define MMC_CMDAT_BCR			(MMC_CMDAT_BUSY | MMC_CMDAT_INIT)
75*4882a593Smuzhiyun #define MMC_CMDAT_STREAM		(1 << 4)
76*4882a593Smuzhiyun #define MMC_CMDAT_WRITE			(1 << 3)
77*4882a593Smuzhiyun #define MMC_CMDAT_DATA_EN		(1 << 2)
78*4882a593Smuzhiyun #define MMC_CMDAT_R0			0
79*4882a593Smuzhiyun #define MMC_CMDAT_R1			1
80*4882a593Smuzhiyun #define MMC_CMDAT_R2			2
81*4882a593Smuzhiyun #define MMC_CMDAT_R3			3
82*4882a593Smuzhiyun 
83*4882a593Smuzhiyun /* MMC_RESTO */
84*4882a593Smuzhiyun #define MMC_RES_TO_MAX_MASK		0x7f
85*4882a593Smuzhiyun 
86*4882a593Smuzhiyun /* MMC_RDTO */
87*4882a593Smuzhiyun #define MMC_READ_TO_MAX_MASK		0xffff
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun /* MMC_BLKLEN */
90*4882a593Smuzhiyun #define MMC_BLK_LEN_MAX_MASK		0x3ff
91*4882a593Smuzhiyun 
92*4882a593Smuzhiyun /* MMC_PRTBUF */
93*4882a593Smuzhiyun #define MMC_PRTBUF_BUF_PART_FULL	(1 << 0)
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun /* MMC_I_MASK */
96*4882a593Smuzhiyun #define MMC_I_MASK_TXFIFO_WR_REQ	(1 << 6)
97*4882a593Smuzhiyun #define MMC_I_MASK_RXFIFO_RD_REQ	(1 << 5)
98*4882a593Smuzhiyun #define MMC_I_MASK_CLK_IS_OFF		(1 << 4)
99*4882a593Smuzhiyun #define MMC_I_MASK_STOP_CMD		(1 << 3)
100*4882a593Smuzhiyun #define MMC_I_MASK_END_CMD_RES		(1 << 2)
101*4882a593Smuzhiyun #define MMC_I_MASK_PRG_DONE		(1 << 1)
102*4882a593Smuzhiyun #define MMC_I_MASK_DATA_TRAN_DONE	(1 << 0)
103*4882a593Smuzhiyun #define MMC_I_MASK_ALL			0x7f
104*4882a593Smuzhiyun 
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun /* MMC_I_REG */
107*4882a593Smuzhiyun #define MMC_I_REG_TXFIFO_WR_REQ		(1 << 6)
108*4882a593Smuzhiyun #define MMC_I_REG_RXFIFO_RD_REQ		(1 << 5)
109*4882a593Smuzhiyun #define MMC_I_REG_CLK_IS_OFF		(1 << 4)
110*4882a593Smuzhiyun #define MMC_I_REG_STOP_CMD		(1 << 3)
111*4882a593Smuzhiyun #define MMC_I_REG_END_CMD_RES		(1 << 2)
112*4882a593Smuzhiyun #define MMC_I_REG_PRG_DONE		(1 << 1)
113*4882a593Smuzhiyun #define MMC_I_REG_DATA_TRAN_DONE	(1 << 0)
114*4882a593Smuzhiyun 
115*4882a593Smuzhiyun /* MMC_CMD */
116*4882a593Smuzhiyun #define MMC_CMD_INDEX_MAX		0x6f
117*4882a593Smuzhiyun 
118*4882a593Smuzhiyun #define MMC_R1_IDLE_STATE		0x01
119*4882a593Smuzhiyun #define MMC_R1_ERASE_STATE		0x02
120*4882a593Smuzhiyun #define MMC_R1_ILLEGAL_CMD		0x04
121*4882a593Smuzhiyun #define MMC_R1_COM_CRC_ERR		0x08
122*4882a593Smuzhiyun #define MMC_R1_ERASE_SEQ_ERR		0x01
123*4882a593Smuzhiyun #define MMC_R1_ADDR_ERR			0x02
124*4882a593Smuzhiyun #define MMC_R1_PARAM_ERR		0x04
125*4882a593Smuzhiyun 
126*4882a593Smuzhiyun #define MMC_R1B_WP_ERASE_SKIP		0x0002
127*4882a593Smuzhiyun #define MMC_R1B_ERR			0x0004
128*4882a593Smuzhiyun #define MMC_R1B_CC_ERR			0x0008
129*4882a593Smuzhiyun #define MMC_R1B_CARD_ECC_ERR		0x0010
130*4882a593Smuzhiyun #define MMC_R1B_WP_VIOLATION		0x0020
131*4882a593Smuzhiyun #define MMC_R1B_ERASE_PARAM		0x0040
132*4882a593Smuzhiyun #define MMC_R1B_OOR			0x0080
133*4882a593Smuzhiyun #define MMC_R1B_IDLE_STATE		0x0100
134*4882a593Smuzhiyun #define MMC_R1B_ERASE_RESET		0x0200
135*4882a593Smuzhiyun #define MMC_R1B_ILLEGAL_CMD		0x0400
136*4882a593Smuzhiyun #define MMC_R1B_COM_CRC_ERR		0x0800
137*4882a593Smuzhiyun #define MMC_R1B_ERASE_SEQ_ERR		0x1000
138*4882a593Smuzhiyun #define MMC_R1B_ADDR_ERR		0x2000
139*4882a593Smuzhiyun #define MMC_R1B_PARAM_ERR		0x4000
140*4882a593Smuzhiyun 
141*4882a593Smuzhiyun #endif	/* __REGS_MMC_H__ */
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