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c916d7c9 KG |
1 | /* |
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 | ||
25 | struct 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 | ||
61 | int 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 */ | |
90 | static 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 | */ | |
107 | void 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 | ||
69a85242 KG |
126 | void 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 | ||
c916d7c9 KG |
134 | void 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 | ||
144 | void 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 | */ | |
158 | phy_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 | ||
171 | static 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 | ||
178 | void 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 | ||
182 | static 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; | |
e81c0aba KG |
186 | u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS + |
187 | CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET; | |
c916d7c9 KG |
188 | |
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 | ||
e81c0aba KG |
200 | /* 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 | } | |
c916d7c9 | 205 | |
e81c0aba | 206 | /* disable the node point to the mac */ |
c916d7c9 KG |
207 | 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 | ||
212 | void 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 | } |