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Gabriel Huauc4824ff2012-05-02 10:48:37 +00001#ifndef __MINI2440_BOARD_CONF_H__
2#define __MINI2440_BOARD_CONF_H__
3
4/* PLL Parameters */
5#define CLKDIVN_VAL 7
6#define M_MDIV 0x7f
7#define M_PDIV 0x2
8#define M_SDIV 0x1
9
10#define U_M_MDIV 0x38
11#define U_M_PDIV 0x2
12#define U_M_SDIV 0x2
13
14/* BWSCON */
15#define DW8 0x0
16#define DW16 0x1
17#define DW32 0x2
18#define WAIT (0x1<<2)
19#define UBLB (0x1<<3)
20
21#define B1_BWSCON (DW32)
22#define B2_BWSCON (DW16)
23#define B3_BWSCON (DW16 + WAIT + UBLB)
24#define B4_BWSCON (DW16 + WAIT + UBLB)
25#define B5_BWSCON (DW16)
26#define B6_BWSCON (DW32)
27#define B7_BWSCON (DW32)
28
29/*
30 * Bank Configuration
31 */
32#define B0_Tacs 0x0 /* 0clk */
33#define B0_Tcos 0x0 /* 0clk */
34#define B0_Tacc 0x7 /* 14clk */
35#define B0_Tcoh 0x0 /* 0clk */
36#define B0_Tah 0x0 /* 0clk */
37#define B0_Tacp 0x0 /* 0clk */
38#define B0_PMC 0x0 /* normal */
39
40#define B1_Tacs 0x0
41#define B1_Tcos 0x0
42#define B1_Tacc 0x7
43#define B1_Tcoh 0x0
44#define B1_Tah 0x0
45#define B1_Tacp 0x0
46#define B1_PMC 0x0
47
48#define B2_Tacs 0x0
49#define B2_Tcos 0x0
50#define B2_Tacc 0x7
51#define B2_Tcoh 0x0
52#define B2_Tah 0x0
53#define B2_Tacp 0x0
54#define B2_PMC 0x0
55
56#define B3_Tacs 0x0
57#define B3_Tcos 0x3 /* 4clk */
58#define B3_Tacc 0x7
59#define B3_Tcoh 0x1 /* 1clk */
60#define B3_Tah 0x3 /* 4clk */
61#define B3_Tacp 0x0
62#define B3_PMC 0x0
63
64#define B4_Tacs 0x0
65#define B4_Tcos 0x3
66#define B4_Tacc 0x7
67#define B4_Tcoh 0x1
68#define B4_Tah 0x3
69#define B4_Tacp 0x0
70#define B4_PMC 0x0
71
72#define B5_Tacs 0x0
73#define B5_Tcos 0x0
74#define B5_Tacc 0x7
75#define B5_Tcoh 0x0
76#define B5_Tah 0x0
77#define B5_Tacp 0x0
78#define B5_PMC 0x0
79
80/*
81 * SDRAM Configuration
82 */
83#define SDRAM_MT 0x3 /* SDRAM */
84#define SDRAM_Trcd 0x0 /* 2clk */
85#define SDRAM_SCAN_9 0x1 /* 9bit */
86#define SDRAM_SCAN_10 0x2 /* 10bit */
87
88#define SDRAM_64MB ((SDRAM_MT<<15) + (SDRAM_Trcd<<2) + (SDRAM_SCAN_9))
89
90/*
91 * Refresh Parameter
92 */
93#define REFEN 0x1 /* Refresh enable */
94#define TREFMD 0x0 /* CBR(CAS before RAS)/Auto refresh */
95#define Trp 0x1 /* 3clk */
96#define Trc 0x3 /* 7clk */
97#define Tchr 0x0 /* unused */
98#define REFCNT 1012 /* period=10.37us, HCLK=100Mhz, (2048 + 1-10.37*100) */
99
100/*
101 * MRSR Parameter
102 */
103#define BL 0x0
104#define BT 0x0
105#define CL 0x3 /* 3 clocks */
106#define TM 0x0
107#define WBL 0x0
108
109/*
110 * BankSize Parameter
111 */
112#define BK76MAP 0x2 /* 128MB/128MB */
113#define SCLK_EN 0x1 /* SCLK active */
114#define SCKE_EN 0x1 /* SDRAM power down mode enable */
115#define BURST_EN 0x1 /* Burst enable */
116
117/*
118 * Register values
119 */
120#define BANK_CONF ((0 + (B1_BWSCON<<4) + (B2_BWSCON<<8) + (B3_BWSCON<<12) + \
121 (B4_BWSCON<<16) + (B5_BWSCON<<20) + (B6_BWSCON<<24) + \
122 (B7_BWSCON<<28)))
123
124#define B0_CONF ((B0_Tacs<<13) + (B0_Tcos<<11) + (B0_Tacc<<8) + \
125 (B0_Tcoh<<6) + (B0_Tah<<4) + (B0_Tacp<<2) + (B0_PMC))
126#define B1_CONF ((B1_Tacs<<13) + (B1_Tcos<<11) + (B1_Tacc<<8) + \
127 (B1_Tcoh<<6) + (B1_Tah<<4) + (B1_Tacp<<2) + (B1_PMC))
128#define B2_CONF ((B2_Tacs<<13) + (B2_Tcos<<11) + (B2_Tacc<<8) + \
129 (B2_Tcoh<<6) + (B2_Tah<<4) + (B2_Tacp<<2) + (B2_PMC))
130#define B3_CONF ((B3_Tacs<<13) + (B3_Tcos<<11) + (B3_Tacc<<8) + \
131 (B3_Tcoh<<6) + (B3_Tah<<4) + (B3_Tacp<<2) + (B3_PMC))
132#define B4_CONF ((B4_Tacs<<13) + (B4_Tcos<<11) + (B4_Tacc<<8) + \
133 (B4_Tcoh<<6) + (B4_Tah<<4) + (B4_Tacp<<2) + (B4_PMC))
134#define B5_CONF ((B5_Tacs<<13) + (B5_Tcos<<11) + (B5_Tacc<<8) + \
135 (B5_Tcoh<<6) + (B5_Tah<<4) + (B5_Tacp<<2) + (B5_PMC))
136
137#define MEM_TIMING (REFEN<<23) + (TREFMD<<22) + (Trp<<20) + \
138 (Trc<<18) + (Tchr<<16) + REFCNT
139
140#define BANKSIZE_CONF (BK76MAP) + (SCLK_EN<<4) + (SCKE_EN<<5) + (BURST_EN<<7)
141#define B6_MRSR (CL<<4)
142#define B7_MRSR (CL<<4)
143
144#endif