Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * ocp_zmii.h | |
3 | * | |
4 | * Defines for the IBM ZMII bridge | |
5 | * | |
6 | * Armin Kuster akuster@mvista.com | |
7 | * Dec, 2001 | |
8 | * | |
9 | * Copyright 2001 MontaVista Softare Inc. | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or (at your | |
14 | * option) any later version. | |
15 | */ | |
16 | ||
17 | #ifndef _IBM_EMAC_ZMII_H_ | |
18 | #define _IBM_EMAC_ZMII_H_ | |
19 | ||
20 | #include <linux/config.h> | |
21 | ||
22 | /* ZMII bridge registers */ | |
23 | struct zmii_regs { | |
24 | u32 fer; /* Function enable reg */ | |
25 | u32 ssr; /* Speed select reg */ | |
26 | u32 smiirs; /* SMII status reg */ | |
27 | }; | |
28 | ||
29 | #define ZMII_INPUTS 4 | |
30 | ||
31 | /* ZMII device */ | |
32 | struct ibm_ocp_zmii { | |
33 | struct zmii_regs *base; | |
34 | int mode[ZMII_INPUTS]; | |
35 | int users; /* number of EMACs using this ZMII bridge */ | |
36 | }; | |
37 | ||
38 | /* Fuctional Enable Reg */ | |
39 | ||
40 | #define ZMII_FER_MASK(x) (0xf0000000 >> (4*x)) | |
41 | ||
42 | #define ZMII_MDI0 0x80000000 | |
43 | #define ZMII_SMII0 0x40000000 | |
44 | #define ZMII_RMII0 0x20000000 | |
45 | #define ZMII_MII0 0x10000000 | |
46 | #define ZMII_MDI1 0x08000000 | |
47 | #define ZMII_SMII1 0x04000000 | |
48 | #define ZMII_RMII1 0x02000000 | |
49 | #define ZMII_MII1 0x01000000 | |
50 | #define ZMII_MDI2 0x00800000 | |
51 | #define ZMII_SMII2 0x00400000 | |
52 | #define ZMII_RMII2 0x00200000 | |
53 | #define ZMII_MII2 0x00100000 | |
54 | #define ZMII_MDI3 0x00080000 | |
55 | #define ZMII_SMII3 0x00040000 | |
56 | #define ZMII_RMII3 0x00020000 | |
57 | #define ZMII_MII3 0x00010000 | |
58 | ||
59 | /* Speed Selection reg */ | |
60 | ||
61 | #define ZMII_SCI0 0x40000000 | |
62 | #define ZMII_FSS0 0x20000000 | |
63 | #define ZMII_SP0 0x10000000 | |
64 | #define ZMII_SCI1 0x04000000 | |
65 | #define ZMII_FSS1 0x02000000 | |
66 | #define ZMII_SP1 0x01000000 | |
67 | #define ZMII_SCI2 0x00400000 | |
68 | #define ZMII_FSS2 0x00200000 | |
69 | #define ZMII_SP2 0x00100000 | |
70 | #define ZMII_SCI3 0x00040000 | |
71 | #define ZMII_FSS3 0x00020000 | |
72 | #define ZMII_SP3 0x00010000 | |
73 | ||
74 | #define ZMII_MII0_100MB ZMII_SP0 | |
75 | #define ZMII_MII0_10MB ~ZMII_SP0 | |
76 | #define ZMII_MII1_100MB ZMII_SP1 | |
77 | #define ZMII_MII1_10MB ~ZMII_SP1 | |
78 | #define ZMII_MII2_100MB ZMII_SP2 | |
79 | #define ZMII_MII2_10MB ~ZMII_SP2 | |
80 | #define ZMII_MII3_100MB ZMII_SP3 | |
81 | #define ZMII_MII3_10MB ~ZMII_SP3 | |
82 | ||
83 | /* SMII Status reg */ | |
84 | ||
85 | #define ZMII_STS0 0xFF000000 /* EMAC0 smii status mask */ | |
86 | #define ZMII_STS1 0x00FF0000 /* EMAC1 smii status mask */ | |
87 | ||
88 | #define SMII 0 | |
89 | #define RMII 1 | |
90 | #define MII 2 | |
91 | #define MDI 3 | |
92 | ||
93 | #endif /* _IBM_EMAC_ZMII_H_ */ |