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