xref: /OK3568_Linux_fs/u-boot/include/faraday/ftsmc020.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2009 Faraday Technology
3*4882a593Smuzhiyun  * Po-Yu Chuang <ratbert@faraday-tech.com>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /*
9*4882a593Smuzhiyun  * Static Memory Controller
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun #ifndef __FTSMC020_H
12*4882a593Smuzhiyun #define __FTSMC020_H
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #ifndef __ASSEMBLY__
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun struct ftsmc020_bank {
17*4882a593Smuzhiyun 	unsigned int    cr;
18*4882a593Smuzhiyun 	unsigned int    tpr;
19*4882a593Smuzhiyun };
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun struct ftsmc020 {
22*4882a593Smuzhiyun 	struct ftsmc020_bank bank[4];	/* 0x00 - 0x1c */
23*4882a593Smuzhiyun 	unsigned int	pad[8];		/* 0x20 - 0x3c */
24*4882a593Smuzhiyun 	unsigned int	ssr;		/* 0x40 */
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun void ftsmc020_init(void);
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /*
32*4882a593Smuzhiyun  * Memory Bank Configuration Register
33*4882a593Smuzhiyun  */
34*4882a593Smuzhiyun #define FTSMC020_BANK_ENABLE	(1 << 28)
35*4882a593Smuzhiyun #define FTSMC020_BANK_BASE(x)	((x) & 0x0fff1000)
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #define FTSMC020_BANK_WPROT	(1 << 11)
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #define FTSMC020_BANK_TYPE1	(1 << 10)
40*4882a593Smuzhiyun #define FTSMC020_BANK_TYPE2	(1 << 9)
41*4882a593Smuzhiyun #define FTSMC020_BANK_TYPE3	(1 << 8)
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_32K	(0xb << 4)
44*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_64K	(0xc << 4)
45*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_128K	(0xd << 4)
46*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_256K	(0xe << 4)
47*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_512K	(0xf << 4)
48*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_1M	(0x0 << 4)
49*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_2M	(0x1 << 4)
50*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_4M	(0x2 << 4)
51*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_8M	(0x3 << 4)
52*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_16M	(0x4 << 4)
53*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_32M	(0x5 << 4)
54*4882a593Smuzhiyun #define FTSMC020_BANK_SIZE_64M	(0x6 << 4)
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun #define FTSMC020_BANK_MBW_8	(0x0 << 0)
57*4882a593Smuzhiyun #define FTSMC020_BANK_MBW_16	(0x1 << 0)
58*4882a593Smuzhiyun #define FTSMC020_BANK_MBW_32	(0x2 << 0)
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun /*
61*4882a593Smuzhiyun  * Memory Bank Timing Parameter Register
62*4882a593Smuzhiyun  */
63*4882a593Smuzhiyun #define FTSMC020_TPR_ETRNA(x)	(((x) & 0xf) << 28)
64*4882a593Smuzhiyun #define FTSMC020_TPR_EATI(x)	(((x) & 0xf) << 24)
65*4882a593Smuzhiyun #define FTSMC020_TPR_RBE	(1 << 20)
66*4882a593Smuzhiyun #define FTSMC020_TPR_AST(x)	(((x) & 0x3) << 18)
67*4882a593Smuzhiyun #define FTSMC020_TPR_CTW(x)	(((x) & 0x3) << 16)
68*4882a593Smuzhiyun #define FTSMC020_TPR_ATI(x)	(((x) & 0xf) << 12)
69*4882a593Smuzhiyun #define FTSMC020_TPR_AT2(x)	(((x) & 0x3) << 8)
70*4882a593Smuzhiyun #define FTSMC020_TPR_WTC(x)	(((x) & 0x3) << 6)
71*4882a593Smuzhiyun #define FTSMC020_TPR_AHT(x)	(((x) & 0x3) << 4)
72*4882a593Smuzhiyun #define FTSMC020_TPR_TRNA(x)	(((x) & 0xf) << 0)
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun #endif	/* __FTSMC020_H */
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