xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-at91/include/mach/sama5_sfr.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Special Function Register (SFR)
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2014 Atmel
5*4882a593Smuzhiyun  *		      Bo Shen <voice.shen@atmel.com>
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __SAMA5_SFR_H
11*4882a593Smuzhiyun #define __SAMA5_SFR_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct atmel_sfr {
14*4882a593Smuzhiyun 	u32 reserved1;	/* 0x00 */
15*4882a593Smuzhiyun 	u32 ddrcfg;	/* 0x04: DDR Configuration Register */
16*4882a593Smuzhiyun 	u32 reserved2;	/* 0x08 */
17*4882a593Smuzhiyun 	u32 reserved3;	/* 0x0c */
18*4882a593Smuzhiyun 	u32 ohciicr;	/* 0x10: OHCI Interrupt Configuration Register */
19*4882a593Smuzhiyun 	u32 ohciisr;	/* 0x14: OHCI Interrupt Status Register */
20*4882a593Smuzhiyun 	u32 reserved4[4];	/* 0x18 ~ 0x24 */
21*4882a593Smuzhiyun 	u32 secure;		/* 0x28: Security Configuration Register */
22*4882a593Smuzhiyun 	u32 reserved5[5];	/* 0x2c ~ 0x3c */
23*4882a593Smuzhiyun 	u32 ebicfg;		/* 0x40: EBI Configuration Register */
24*4882a593Smuzhiyun 	u32 reserved6[2];	/* 0x44 ~ 0x48 */
25*4882a593Smuzhiyun 	u32 sn0;		/* 0x4c */
26*4882a593Smuzhiyun 	u32 sn1;		/* 0x50 */
27*4882a593Smuzhiyun 	u32 aicredir;	/* 0x54 */
28*4882a593Smuzhiyun 	u32 l2cc_hramc;	/* 0x58 */
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /* Bit field in DDRCFG */
32*4882a593Smuzhiyun #define ATMEL_SFR_DDRCFG_FDQIEN		0x00010000
33*4882a593Smuzhiyun #define ATMEL_SFR_DDRCFG_FDQSIEN	0x00020000
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun /* Bit field in EBICFG */
36*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE0		(0x3 << 0)
37*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE0_LOW		(0x0 << 0)
38*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE0_MEDIUM		(0x2 << 0)
39*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE0_HIGH		(0x3 << 0)
40*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL0		(0x3 << 2)
41*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL0_UP		(0x0 << 2)
42*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL0_NONE		(0x1 << 2)
43*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL0_DOWN		(0x3 << 2)
44*4882a593Smuzhiyun #define AT91_SFR_EBICFG_SCH0		(0x1 << 4)
45*4882a593Smuzhiyun #define AT91_SFR_EBICFG_SCH0_OFF		(0x0 << 4)
46*4882a593Smuzhiyun #define AT91_SFR_EBICFG_SCH0_ON			(0x1 << 4)
47*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE1		(0x3 << 8)
48*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE1_LOW		(0x0 << 8)
49*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE1_MEDIUM		(0x2 << 8)
50*4882a593Smuzhiyun #define AT91_SFR_EBICFG_DRIVE1_HIGH		(0x3 << 8)
51*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL1		(0x3 << 10)
52*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL1_UP		(0x0 << 10)
53*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL1_NONE		(0x1 << 10)
54*4882a593Smuzhiyun #define AT91_SFR_EBICFG_PULL1_DOWN		(0x3 << 10)
55*4882a593Smuzhiyun #define AT91_SFR_EBICFG_SCH1		(0x1 << 12)
56*4882a593Smuzhiyun #define AT91_SFR_EBICFG_SCH1_OFF		(0x0 << 12)
57*4882a593Smuzhiyun #define AT91_SFR_EBICFG_SCH1_ON			(0x1 << 12)
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun /* Bit field in AICREDIR */
60*4882a593Smuzhiyun #define ATMEL_SFR_AICREDIR_NSAIC	0x00000001
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun #endif
63