blob: 953c359e6e45c1354e926b414124206c2bfc1b92 [file] [log] [blame]
Kumar Galac916d7c2011-04-13 08:37:44 -05001/*
2 * Copyright 2011 Freescale Semiconductor, Inc.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
17 * MA 02111-1307 USA
18 */
19#include <common.h>
20#include <asm/io.h>
21#include <asm/fsl_serdes.h>
22
23#include "fm.h"
24
25struct fm_eth_info fm_info[] = {
26#if (CONFIG_SYS_NUM_FM1_DTSEC >= 1)
27 FM_DTSEC_INFO_INITIALIZER(1, 1),
28#endif
29#if (CONFIG_SYS_NUM_FM1_DTSEC >= 2)
30 FM_DTSEC_INFO_INITIALIZER(1, 2),
31#endif
32#if (CONFIG_SYS_NUM_FM1_DTSEC >= 3)
33 FM_DTSEC_INFO_INITIALIZER(1, 3),
34#endif
35#if (CONFIG_SYS_NUM_FM1_DTSEC >= 4)
36 FM_DTSEC_INFO_INITIALIZER(1, 4),
37#endif
38#if (CONFIG_SYS_NUM_FM1_DTSEC >= 5)
39 FM_DTSEC_INFO_INITIALIZER(1, 5),
40#endif
41#if (CONFIG_SYS_NUM_FM2_DTSEC >= 1)
42 FM_DTSEC_INFO_INITIALIZER(2, 1),
43#endif
44#if (CONFIG_SYS_NUM_FM2_DTSEC >= 2)
45 FM_DTSEC_INFO_INITIALIZER(2, 2),
46#endif
47#if (CONFIG_SYS_NUM_FM2_DTSEC >= 3)
48 FM_DTSEC_INFO_INITIALIZER(2, 3),
49#endif
50#if (CONFIG_SYS_NUM_FM2_DTSEC >= 4)
51 FM_DTSEC_INFO_INITIALIZER(2, 4),
52#endif
53#if (CONFIG_SYS_NUM_FM1_10GEC >= 1)
54 FM_TGEC_INFO_INITIALIZER(1, 1),
55#endif
56#if (CONFIG_SYS_NUM_FM2_10GEC >= 1)
57 FM_TGEC_INFO_INITIALIZER(2, 1),
58#endif
59};
60
61int fm_standard_init(bd_t *bis)
62{
63 int i;
64 struct ccsr_fman *reg;
65
66 reg = (void *)CONFIG_SYS_FSL_FM1_ADDR;
67 if (fm_init_common(0, reg))
68 return 0;
69
70 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
71 if ((fm_info[i].enabled) && (fm_info[i].index == 1))
72 fm_eth_initialize(reg, &fm_info[i]);
73 }
74
75#if (CONFIG_SYS_NUM_FMAN == 2)
76 reg = (void *)CONFIG_SYS_FSL_FM2_ADDR;
77 if (fm_init_common(1, reg))
78 return 0;
79
80 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
81 if ((fm_info[i].enabled) && (fm_info[i].index == 2))
82 fm_eth_initialize(reg, &fm_info[i]);
83 }
84#endif
85
86 return 1;
87}
88
89/* simple linear search to map from port to array index */
90static int fm_port_to_index(enum fm_port port)
91{
92 int i;
93
94 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
95 if (fm_info[i].port == port)
96 return i;
97 }
98
99 return -1;
100}
101
102/*
103 * Determine if an interface is actually active based on HW config
104 * we expect fman_port_enet_if() to report PHY_INTERFACE_MODE_NONE if
105 * the interface is not active based on HW cfg of the SoC
106 */
107void fman_enet_init(void)
108{
109 int i;
110
111 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
112 phy_interface_t enet_if;
113
114 enet_if = fman_port_enet_if(fm_info[i].port);
115 if (enet_if != PHY_INTERFACE_MODE_NONE) {
116 fm_info[i].enabled = 1;
117 fm_info[i].enet_if = enet_if;
118 } else {
119 fm_info[i].enabled = 0;
120 }
121 }
122
123 return ;
124}
125
Kumar Gala69a85242011-09-14 12:01:35 -0500126void fm_disable_port(enum fm_port port)
127{
128 int i = fm_port_to_index(port);
129
130 fm_info[i].enabled = 0;
131 fman_disable_port(port);
132}
133
Kumar Galac916d7c2011-04-13 08:37:44 -0500134void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus)
135{
136 int i = fm_port_to_index(port);
137
138 if (i == -1)
139 return;
140
141 fm_info[i].bus = bus;
142}
143
144void fm_info_set_phy_address(enum fm_port port, int address)
145{
146 int i = fm_port_to_index(port);
147
148 if (i == -1)
149 return;
150
151 fm_info[i].phy_addr = address;
152}
153
154/*
155 * Returns the type of the data interface between the given MAC and its PHY.
156 * This is typically determined by the RCW.
157 */
158phy_interface_t fm_info_get_enet_if(enum fm_port port)
159{
160 int i = fm_port_to_index(port);
161
162 if (i == -1)
163 return PHY_INTERFACE_MODE_NONE;
164
165 if (fm_info[i].enabled)
166 return fm_info[i].enet_if;
167
168 return PHY_INTERFACE_MODE_NONE;
169}
170
171static void
172__def_board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
173 enum fm_port port, int offset)
174{
175 return ;
176}
177
178void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
179 enum fm_port port, int offset)
180 __attribute__((weak, alias("__def_board_ft_fman_fixup_port")));
181
182static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
183{
184 int off, ph;
185 phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset;
Kumar Galae81c0ab2011-10-13 14:55:59 -0500186 u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS +
187 CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
Kumar Galac916d7c2011-04-13 08:37:44 -0500188
189 off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
190
191 if (info->enabled) {
192 fdt_fixup_phy_connection(blob, off, info->enet_if);
193 board_ft_fman_fixup_port(blob, prop, paddr, info->port, off);
194 return ;
195 }
196
197 /* board code might have caused offset to change */
198 off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
199
Kumar Galae81c0ab2011-10-13 14:55:59 -0500200 /* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
201 if (paddr != dtsec1_addr) {
202 /* disable the mac node */
203 fdt_setprop_string(blob, off, "status", "disabled");
204 }
Kumar Galac916d7c2011-04-13 08:37:44 -0500205
Kumar Galae81c0ab2011-10-13 14:55:59 -0500206 /* disable the node point to the mac */
Kumar Galac916d7c2011-04-13 08:37:44 -0500207 ph = fdt_get_phandle(blob, off);
208 do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph),
209 "status", "disabled", strlen("disabled") + 1, 1);
210}
211
212void fdt_fixup_fman_ethernet(void *blob)
213{
214 int i;
215
216 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
217 if (fm_info[i].type == FM_ETH_1G_E)
218 ft_fixup_port(blob, &fm_info[i], "fsl,fman-1g-mac");
219 else
220 ft_fixup_port(blob, &fm_info[i], "fsl,fman-10g-mac");
221 }
222}