xref: /freebsd/sys/contrib/ncsw/Peripherals/FM/MAC/tgec_mii_acc.h (revision 0957b409a90fd597c1e9124cbaf3edd2b488f4ac)
1 /*
2  * Copyright 2008-2012 Freescale Semiconductor Inc.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *     * Redistributions of source code must retain the above copyright
7  *       notice, this list of conditions and the following disclaimer.
8  *     * Redistributions in binary form must reproduce the above copyright
9  *       notice, this list of conditions and the following disclaimer in the
10  *       documentation and/or other materials provided with the distribution.
11  *     * Neither the name of Freescale Semiconductor nor the
12  *       names of its contributors may be used to endorse or promote products
13  *       derived from this software without specific prior written permission.
14  *
15  *
16  * ALTERNATIVELY, this software may be distributed under the terms of the
17  * GNU General Public License ("GPL") as published by the Free Software
18  * Foundation, either version 2 of that License or (at your option) any
19  * later version.
20  *
21  * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
22  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24  * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 
34 #ifndef __TGEC_MII_ACC_H
35 #define __TGEC_MII_ACC_H
36 
37 #include "std_ext.h"
38 
39 
40 /* MII  Management Command Register */
41 #define MIIMCOM_READ_POST_INCREMENT 0x00004000
42 #define MIIMCOM_READ_CYCLE          0x00008000
43 #define MIIMCOM_SCAN_CYCLE          0x00000800
44 #define MIIMCOM_PREAMBLE_DISABLE    0x00000400
45 
46 #define MIIMCOM_MDIO_HOLD_1_REG_CLK 0
47 #define MIIMCOM_MDIO_HOLD_2_REG_CLK 1
48 #define MIIMCOM_MDIO_HOLD_3_REG_CLK 2
49 #define MIIMCOM_MDIO_HOLD_4_REG_CLK 3
50 
51 #define MIIMCOM_DIV_MASK            0x0000ff00
52 #define MIIMCOM_DIV_SHIFT           8
53 
54 /* MII Management Indicator Register */
55 #define MIIMIND_BUSY                0x00000001
56 #define MIIMIND_READ_ERROR          0x00000002
57 
58 #define MIIDATA_BUSY                0x80000000
59 
60 #if defined(__MWERKS__) && !defined(__GNUC__)
61 #pragma pack(push,1)
62 #endif /* defined(__MWERKS__) && ... */
63 
64 /*----------------------------------------------------*/
65 /* MII Configuration Control Memory Map Registers     */
66 /*----------------------------------------------------*/
67 typedef _Packed struct t_TgecMiiAccessMemMap
68 {
69     volatile uint32_t   mdio_cfg_status;    /* 0x030  */
70     volatile uint32_t   mdio_command;       /* 0x034  */
71     volatile uint32_t   mdio_data;          /* 0x038  */
72     volatile uint32_t   mdio_regaddr;       /* 0x03c  */
73 } _PackedType t_TgecMiiAccessMemMap ;
74 
75 #if defined(__MWERKS__) && !defined(__GNUC__)
76 #pragma pack(pop)
77 #endif /* defined(__MWERKS__) && ... */
78 
79 
80 #endif /* __TGEC_MII_ACC_H */
81