xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-omap3/emif4.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Auther:
3*4882a593Smuzhiyun  *       Vaibhav Hiremath <hvaibhav@ti.com>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2010
6*4882a593Smuzhiyun  * Texas Instruments Incorporated - http://www.ti.com/
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef _EMIF_H_
12*4882a593Smuzhiyun #define _EMIF_H_
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /*
15*4882a593Smuzhiyun  * Configuration values
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun #define EMIF4_TIM1_T_RP		(0x3 << 25)
18*4882a593Smuzhiyun #define EMIF4_TIM1_T_RCD	(0x3 << 21)
19*4882a593Smuzhiyun #define EMIF4_TIM1_T_WR		(0x3 << 17)
20*4882a593Smuzhiyun #define EMIF4_TIM1_T_RAS	(0x8 << 12)
21*4882a593Smuzhiyun #define EMIF4_TIM1_T_RC		(0xA << 6)
22*4882a593Smuzhiyun #define EMIF4_TIM1_T_RRD	(0x2 << 3)
23*4882a593Smuzhiyun #define EMIF4_TIM1_T_WTR	(0x2)
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define EMIF4_TIM2_T_XP		(0x2 << 28)
26*4882a593Smuzhiyun #define EMIF4_TIM2_T_ODT	(0x0 << 25)
27*4882a593Smuzhiyun #define EMIF4_TIM2_T_XSNR	(0x1C << 16)
28*4882a593Smuzhiyun #define EMIF4_TIM2_T_XSRD	(0xC8 << 6)
29*4882a593Smuzhiyun #define EMIF4_TIM2_T_RTP	(0x1 << 3)
30*4882a593Smuzhiyun #define EMIF4_TIM2_T_CKE	(0x2)
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #define EMIF4_TIM3_T_RFC	(0x25 << 4)
33*4882a593Smuzhiyun #define EMIF4_TIM3_T_RAS_MAX	(0x7)
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #define EMIF4_PWR_IDLE_MODE	(0x2 << 30)
36*4882a593Smuzhiyun #define EMIF4_PWR_DPD_DIS	(0x0 << 10)
37*4882a593Smuzhiyun #define EMIF4_PWR_DPD_EN	(0x1 << 10)
38*4882a593Smuzhiyun #define EMIF4_PWR_LP_MODE	(0x0 << 8)
39*4882a593Smuzhiyun #define EMIF4_PWR_PM_TIM	(0x0)
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define EMIF4_INITREF_DIS	(0x0 << 31)
42*4882a593Smuzhiyun #define EMIF4_REFRESH_RATE	(0x50F)
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #define EMIF4_CFG_SDRAM_TYP	(0x2 << 29)
45*4882a593Smuzhiyun #define EMIF4_CFG_IBANK_POS	(0x0 << 27)
46*4882a593Smuzhiyun #define EMIF4_CFG_DDR_TERM	(0x0 << 24)
47*4882a593Smuzhiyun #define EMIF4_CFG_DDR2_DDQS	(0x1 << 23)
48*4882a593Smuzhiyun #define EMIF4_CFG_DDR_DIS_DLL	(0x0 << 20)
49*4882a593Smuzhiyun #define EMIF4_CFG_SDR_DRV	(0x0 << 18)
50*4882a593Smuzhiyun #define EMIF4_CFG_NARROW_MD	(0x0 << 14)
51*4882a593Smuzhiyun #define EMIF4_CFG_CL		(0x5 << 10)
52*4882a593Smuzhiyun #define EMIF4_CFG_ROWSIZE	(0x0 << 7)
53*4882a593Smuzhiyun #define EMIF4_CFG_IBANK		(0x3 << 4)
54*4882a593Smuzhiyun #define EMIF4_CFG_EBANK		(0x0 << 3)
55*4882a593Smuzhiyun #define EMIF4_CFG_PGSIZE	(0x2)
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun /*
58*4882a593Smuzhiyun  * EMIF4 PHY Control 1 register configuration
59*4882a593Smuzhiyun  */
60*4882a593Smuzhiyun #define EMIF4_DDR1_EXT_STRB_EN	(0x1 << 7)
61*4882a593Smuzhiyun #define EMIF4_DDR1_EXT_STRB_DIS	(0x0 << 7)
62*4882a593Smuzhiyun #define EMIF4_DDR1_PWRDN_DIS	(0x0 << 6)
63*4882a593Smuzhiyun #define EMIF4_DDR1_PWRDN_EN	(0x1 << 6)
64*4882a593Smuzhiyun #define EMIF4_DDR1_READ_LAT	(0x6 << 0)
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun #endif /* endif _EMIF_H_ */
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