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1/*
2 * Platform information definitions for the
3 * universal Freescale Ethernet driver.
4 *
5 * Copyright (c) 2003 Intracom S.A.
6 * by Pantelis Antoniou <panto@intracom.gr>
7 *
8 * 2005 (c) MontaVista Software, Inc.
9 * Vitaly Bordug <vbordug@ru.mvista.com>
10 *
11 * This file is licensed under the terms of the GNU General Public License
12 * version 2. This program is licensed "as is" without any warranty of any
13 * kind, whether express or implied.
14 */
15
16#ifndef FS_ENET_PD_H
17#define FS_ENET_PD_H
18
19#include <linux/clk.h>
20#include <linux/string.h>
21#include <linux/of_mdio.h>
22#include <linux/if_ether.h>
23#include <asm/types.h>
24
25#define FS_ENET_NAME "fs_enet"
26
27enum fs_id {
28 fsid_fec1,
29 fsid_fec2,
30 fsid_fcc1,
31 fsid_fcc2,
32 fsid_fcc3,
33 fsid_scc1,
34 fsid_scc2,
35 fsid_scc3,
36 fsid_scc4,
37};
38
39#define FS_MAX_INDEX 9
40
41static inline int fs_get_fec_index(enum fs_id id)
42{
43 if (id >= fsid_fec1 && id <= fsid_fec2)
44 return id - fsid_fec1;
45 return -1;
46}
47
48static inline int fs_get_fcc_index(enum fs_id id)
49{
50 if (id >= fsid_fcc1 && id <= fsid_fcc3)
51 return id - fsid_fcc1;
52 return -1;
53}
54
55static inline int fs_get_scc_index(enum fs_id id)
56{
57 if (id >= fsid_scc1 && id <= fsid_scc4)
58 return id - fsid_scc1;
59 return -1;
60}
61
62static inline int fs_fec_index2id(int index)
63{
64 int id = fsid_fec1 + index - 1;
65 if (id >= fsid_fec1 && id <= fsid_fec2)
66 return id;
67 return FS_MAX_INDEX;
68 }
69
70static inline int fs_fcc_index2id(int index)
71{
72 int id = fsid_fcc1 + index - 1;
73 if (id >= fsid_fcc1 && id <= fsid_fcc3)
74 return id;
75 return FS_MAX_INDEX;
76}
77
78static inline int fs_scc_index2id(int index)
79{
80 int id = fsid_scc1 + index - 1;
81 if (id >= fsid_scc1 && id <= fsid_scc4)
82 return id;
83 return FS_MAX_INDEX;
84}
85
86enum fs_mii_method {
87 fsmii_fixed,
88 fsmii_fec,
89 fsmii_bitbang,
90};
91
92enum fs_ioport {
93 fsiop_porta,
94 fsiop_portb,
95 fsiop_portc,
96 fsiop_portd,
97 fsiop_porte,
98};
99
100struct fs_mii_bit {
101 u32 offset;
102 u8 bit;
103 u8 polarity;
104};
105struct fs_mii_bb_platform_info {
106 struct fs_mii_bit mdio_dir;
107 struct fs_mii_bit mdio_dat;
108 struct fs_mii_bit mdc_dat;
109 int delay; /* delay in us */
110 int irq[32]; /* irqs per phy's */
111};
112
113struct fs_platform_info {
114
115 void(*init_ioports)(struct fs_platform_info *);
116 /* device specific information */
117 int fs_no; /* controller index */
118 char fs_type[4]; /* controller type */
119
120 u32 cp_page; /* CPM page */
121 u32 cp_block; /* CPM sblock */
122 u32 cp_command; /* CPM page/sblock/mcn */
123
124 u32 clk_trx; /* some stuff for pins & mux configuration*/
125 u32 clk_rx;
126 u32 clk_tx;
127 u32 clk_route;
128 u32 clk_mask;
129
130 u32 mem_offset;
131 u32 dpram_offset;
132 u32 fcc_regs_c;
133
134 u32 device_flags;
135
136 struct device_node *phy_node;
137 const struct fs_mii_bus_info *bus_info;
138
139 int rx_ring, tx_ring; /* number of buffers on rx */
140 __u8 macaddr[ETH_ALEN]; /* mac address */
141 int rx_copybreak; /* limit we copy small frames */
142 int napi_weight; /* NAPI weight */
143
144 int use_rmii; /* use RMII mode */
145 int has_phy; /* if the network is phy container as well...*/
146
147 struct clk *clk_per; /* 'per' clock for register access */
148};
149struct fs_mii_fec_platform_info {
150 u32 irq[32];
151 u32 mii_speed;
152};
153
154static inline int fs_get_id(struct fs_platform_info *fpi)
155{
156 if(strstr(fpi->fs_type, "SCC"))
157 return fs_scc_index2id(fpi->fs_no);
158 if(strstr(fpi->fs_type, "FCC"))
159 return fs_fcc_index2id(fpi->fs_no);
160 if(strstr(fpi->fs_type, "FEC"))
161 return fs_fec_index2id(fpi->fs_no);
162 return fpi->fs_no;
163}
164
165#endif
166

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