add back the base-files/image code from brcm-2.4 to brcm47xx
[openwrt.git] / target / linux / brcm-2.4 / files / arch / mips / bcm947xx / include / sbmemc.h
1 /*
2 * BCM47XX Sonics SiliconBackplane DDR/SDRAM controller core hardware definitions.
3 *
4 * Copyright 2007, Broadcom Corporation
5 * All Rights Reserved.
6 *
7 * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
8 * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
9 * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
10 * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
11 *
12 */
13
14 #ifndef _SBMEMC_H
15 #define _SBMEMC_H
16
17 #ifdef _LANGUAGE_ASSEMBLY
18
19 #define MEMC_CONTROL 0x00
20 #define MEMC_CONFIG 0x04
21 #define MEMC_REFRESH 0x08
22 #define MEMC_BISTSTAT 0x0c
23 #define MEMC_MODEBUF 0x10
24 #define MEMC_BKCLS 0x14
25 #define MEMC_PRIORINV 0x18
26 #define MEMC_DRAMTIM 0x1c
27 #define MEMC_INTSTAT 0x20
28 #define MEMC_INTMASK 0x24
29 #define MEMC_INTINFO 0x28
30 #define MEMC_NCDLCTL 0x30
31 #define MEMC_RDNCDLCOR 0x34
32 #define MEMC_WRNCDLCOR 0x38
33 #define MEMC_MISCDLYCTL 0x3c
34 #define MEMC_DQSGATENCDL 0x40
35 #define MEMC_SPARE 0x44
36 #define MEMC_TPADDR 0x48
37 #define MEMC_TPDATA 0x4c
38 #define MEMC_BARRIER 0x50
39 #define MEMC_CORE 0x54
40
41 #else /* !_LANGUAGE_ASSEMBLY */
42
43 /* Sonics side: MEMC core registers */
44 typedef volatile struct sbmemcregs {
45 uint32 control;
46 uint32 config;
47 uint32 refresh;
48 uint32 biststat;
49 uint32 modebuf;
50 uint32 bkcls;
51 uint32 priorinv;
52 uint32 dramtim;
53 uint32 intstat;
54 uint32 intmask;
55 uint32 intinfo;
56 uint32 reserved1;
57 uint32 ncdlctl;
58 uint32 rdncdlcor;
59 uint32 wrncdlcor;
60 uint32 miscdlyctl;
61 uint32 dqsgatencdl;
62 uint32 spare;
63 uint32 tpaddr;
64 uint32 tpdata;
65 uint32 barrier;
66 uint32 core;
67 } sbmemcregs_t;
68
69 #endif /* _LANGUAGE_ASSEMBLY */
70
71 /* MEMC Core Init values (OCP ID 0x80f) */
72
73 /* For sdr: */
74 #define MEMC_SD_CONFIG_INIT 0x00048000
75 #define MEMC_SD_DRAMTIM2_INIT 0x000754d8
76 #define MEMC_SD_DRAMTIM3_INIT 0x000754da
77 #define MEMC_SD_RDNCDLCOR_INIT 0x00000000
78 #define MEMC_SD_WRNCDLCOR_INIT 0x49351200
79 #define MEMC_SD1_WRNCDLCOR_INIT 0x14500200 /* For corerev 1 (4712) */
80 #define MEMC_SD_MISCDLYCTL_INIT 0x00061c1b
81 #define MEMC_SD1_MISCDLYCTL_INIT 0x00021416 /* For corerev 1 (4712) */
82 #define MEMC_SD_CONTROL_INIT0 0x00000002
83 #define MEMC_SD_CONTROL_INIT1 0x00000008
84 #define MEMC_SD_CONTROL_INIT2 0x00000004
85 #define MEMC_SD_CONTROL_INIT3 0x00000010
86 #define MEMC_SD_CONTROL_INIT4 0x00000001
87 #define MEMC_SD_MODEBUF_INIT 0x00000000
88 #define MEMC_SD_REFRESH_INIT 0x0000840f
89
90
91 /* This is for SDRM8X8X4 */
92 #define MEMC_SDR_INIT 0x0008
93 #define MEMC_SDR_MODE 0x32
94 #define MEMC_SDR_NCDL 0x00020032
95 #define MEMC_SDR1_NCDL 0x0002020f /* For corerev 1 (4712) */
96
97 /* For ddr: */
98 #define MEMC_CONFIG_INIT 0x00048000
99 #define MEMC_DRAMTIM2_INIT 0x000754d8
100 #define MEMC_DRAMTIM25_INIT 0x000754d9
101 #define MEMC_RDNCDLCOR_INIT 0x00000000
102 #define MEMC_RDNCDLCOR_SIMINIT 0xf6f6f6f6 /* For hdl sim */
103 #define MEMC_WRNCDLCOR_INIT 0x49351200
104 #define MEMC_1_WRNCDLCOR_INIT 0x14500200
105 #define MEMC_DQSGATENCDL_INIT 0x00030000
106 #define MEMC_MISCDLYCTL_INIT 0x21061c1b
107 #define MEMC_1_MISCDLYCTL_INIT 0x21021400
108 #define MEMC_NCDLCTL_INIT 0x00002001
109 #define MEMC_CONTROL_INIT0 0x00000002
110 #define MEMC_CONTROL_INIT1 0x00000008
111 #define MEMC_MODEBUF_INIT0 0x00004000
112 #define MEMC_CONTROL_INIT2 0x00000010
113 #define MEMC_MODEBUF_INIT1 0x00000100
114 #define MEMC_CONTROL_INIT3 0x00000010
115 #define MEMC_CONTROL_INIT4 0x00000008
116 #define MEMC_REFRESH_INIT 0x0000840f
117 #define MEMC_CONTROL_INIT5 0x00000004
118 #define MEMC_MODEBUF_INIT2 0x00000000
119 #define MEMC_CONTROL_INIT6 0x00000010
120 #define MEMC_CONTROL_INIT7 0x00000001
121
122
123 /* This is for DDRM16X16X2 */
124 #define MEMC_DDR_INIT 0x0009
125 #define MEMC_DDR_MODE 0x62
126 #define MEMC_DDR_NCDL 0x0005050a
127 #define MEMC_DDR1_NCDL 0x00000a0a /* For corerev 1 (4712) */
128
129 /* mask for sdr/ddr calibration registers */
130 #define MEMC_RDNCDLCOR_RD_MASK 0x000000ff
131 #define MEMC_WRNCDLCOR_WR_MASK 0x000000ff
132 #define MEMC_DQSGATENCDL_G_MASK 0x000000ff
133
134 /* masks for miscdlyctl registers */
135 #define MEMC_MISC_SM_MASK 0x30000000
136 #define MEMC_MISC_SM_SHIFT 28
137 #define MEMC_MISC_SD_MASK 0x0f000000
138 #define MEMC_MISC_SD_SHIFT 24
139
140 /* hw threshhold for calculating wr/rd for sdr memc */
141 #define MEMC_CD_THRESHOLD 128
142
143 /* Low bit of init register says if memc is ddr or sdr */
144 #define MEMC_CONFIG_DDR 0x00000001
145
146 #endif /* _SBMEMC_H */
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