1 /* linux/arch/arm/plat-s3c/include/plat/regs-sdhci.h
2  *
3  * Copyright 2008 Openmoko, Inc.
4  * Copyright 2008 Simtec Electronics
5  *	http://armlinux.simtec.co.uk/
6  *	Ben Dooks <ben@simtec.co.uk>
7  *
8  * S3C Platform - SDHCI (HSMMC) register definitions
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License version 2 as
12  * published by the Free Software Foundation.
13 */
14 
15 #ifndef __PLAT_S3C_SDHCI_REGS_H
16 #define __PLAT_S3C_SDHCI_REGS_H __FILE__
17 
18 #define S3C_SDHCI_CONTROL2			(0x80)
19 #define S3C_SDHCI_CONTROL3			(0x84)
20 #define S3C64XX_SDHCI_CONTROL4			(0x8C)
21 
22 #define S3C64XX_SDHCI_CTRL2_ENSTAASYNCCLR	(1 << 31)
23 #define S3C64XX_SDHCI_CTRL2_ENCMDCNFMSK		(1 << 30)
24 #define S3C_SDHCI_CTRL2_CDINVRXD3		(1 << 29)
25 #define S3C_SDHCI_CTRL2_SLCARDOUT		(1 << 28)
26 
27 #define S3C_SDHCI_CTRL2_FLTCLKSEL_MASK		(0xf << 24)
28 #define S3C_SDHCI_CTRL2_FLTCLKSEL_SHIFT		(24)
29 #define S3C_SDHCI_CTRL2_FLTCLKSEL(_x)		((_x) << 24)
30 
31 #define S3C_SDHCI_CTRL2_LVLDAT_MASK		(0xff << 16)
32 #define S3C_SDHCI_CTRL2_LVLDAT_SHIFT		(16)
33 #define S3C_SDHCI_CTRL2_LVLDAT(_x)		((_x) << 16)
34 
35 #define S3C_SDHCI_CTRL2_ENFBCLKTX		(1 << 15)
36 #define S3C_SDHCI_CTRL2_ENFBCLKRX		(1 << 14)
37 #define S3C_SDHCI_CTRL2_SDCDSEL			(1 << 13)
38 #define S3C_SDHCI_CTRL2_SDSIGPC			(1 << 12)
39 #define S3C_SDHCI_CTRL2_ENBUSYCHKTXSTART	(1 << 11)
40 
41 #define S3C_SDHCI_CTRL2_DFCNT_MASK		(0x3 << 9)
42 #define S3C_SDHCI_CTRL2_DFCNT_SHIFT		(9)
43 #define S3C_SDHCI_CTRL2_DFCNT_NONE		(0x0 << 9)
44 #define S3C_SDHCI_CTRL2_DFCNT_4SDCLK		(0x1 << 9)
45 #define S3C_SDHCI_CTRL2_DFCNT_16SDCLK		(0x2 << 9)
46 #define S3C_SDHCI_CTRL2_DFCNT_64SDCLK		(0x3 << 9)
47 
48 #define S3C_SDHCI_CTRL2_ENCLKOUTHOLD		(1 << 8)
49 #define S3C_SDHCI_CTRL2_RWAITMODE		(1 << 7)
50 #define S3C_SDHCI_CTRL2_DISBUFRD		(1 << 6)
51 #define S3C_SDHCI_CTRL2_SELBASECLK_MASK		(0x3 << 4)
52 #define S3C_SDHCI_CTRL2_SELBASECLK_SHIFT	(4)
53 #define S3C_SDHCI_CTRL2_PWRSYNC			(1 << 3)
54 #define S3C_SDHCI_CTRL2_ENCLKOUTMSKCON		(1 << 1)
55 #define S3C_SDHCI_CTRL2_HWINITFIN		(1 << 0)
56 
57 #define S3C_SDHCI_CTRL3_FCSEL3			(1 << 31)
58 #define S3C_SDHCI_CTRL3_FCSEL2			(1 << 23)
59 #define S3C_SDHCI_CTRL3_FCSEL1			(1 << 15)
60 #define S3C_SDHCI_CTRL3_FCSEL0			(1 << 7)
61 
62 #define S3C_SDHCI_CTRL3_FIA3_MASK		(0x7f << 24)
63 #define S3C_SDHCI_CTRL3_FIA3_SHIFT		(24)
64 #define S3C_SDHCI_CTRL3_FIA3(_x)		((_x) << 24)
65 
66 #define S3C_SDHCI_CTRL3_FIA2_MASK		(0x7f << 16)
67 #define S3C_SDHCI_CTRL3_FIA2_SHIFT		(16)
68 #define S3C_SDHCI_CTRL3_FIA2(_x)		((_x) << 16)
69 
70 #define S3C_SDHCI_CTRL3_FIA1_MASK		(0x7f << 8)
71 #define S3C_SDHCI_CTRL3_FIA1_SHIFT		(8)
72 #define S3C_SDHCI_CTRL3_FIA1(_x)		((_x) << 8)
73 
74 #define S3C_SDHCI_CTRL3_FIA0_MASK		(0x7f << 0)
75 #define S3C_SDHCI_CTRL3_FIA0_SHIFT		(0)
76 #define S3C_SDHCI_CTRL3_FIA0(_x)		((_x) << 0)
77 
78 #define S3C64XX_SDHCI_CONTROL4_DRIVE_MASK	(0x3 << 16)
79 #define S3C64XX_SDHCI_CONTROL4_DRIVE_SHIFT	(16)
80 #define S3C64XX_SDHCI_CONTROL4_DRIVE_2mA	(0x0 << 16)
81 #define S3C64XX_SDHCI_CONTROL4_DRIVE_4mA	(0x1 << 16)
82 #define S3C64XX_SDHCI_CONTROL4_DRIVE_7mA	(0x2 << 16)
83 #define S3C64XX_SDHCI_CONTROL4_DRIVE_9mA	(0x3 << 16)
84 
85 #define S3C64XX_SDHCI_CONTROL4_BUSY		(1)
86 
87 #endif /* __PLAT_S3C_SDHCI_REGS_H */
88