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Kumar Galac916d7c2011-04-13 08:37:44 -05001/*
2 * Copyright 2011 Freescale Semiconductor, Inc.
3 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02004 * SPDX-License-Identifier: GPL-2.0+
Kumar Galac916d7c2011-04-13 08:37:44 -05005 */
6#include <common.h>
7#include <asm/io.h>
8#include <asm/fsl_serdes.h>
9
10#include "fm.h"
11
12struct fm_eth_info fm_info[] = {
13#if (CONFIG_SYS_NUM_FM1_DTSEC >= 1)
14 FM_DTSEC_INFO_INITIALIZER(1, 1),
15#endif
16#if (CONFIG_SYS_NUM_FM1_DTSEC >= 2)
17 FM_DTSEC_INFO_INITIALIZER(1, 2),
18#endif
19#if (CONFIG_SYS_NUM_FM1_DTSEC >= 3)
20 FM_DTSEC_INFO_INITIALIZER(1, 3),
21#endif
22#if (CONFIG_SYS_NUM_FM1_DTSEC >= 4)
23 FM_DTSEC_INFO_INITIALIZER(1, 4),
24#endif
25#if (CONFIG_SYS_NUM_FM1_DTSEC >= 5)
26 FM_DTSEC_INFO_INITIALIZER(1, 5),
27#endif
York Sun9e758752012-10-08 07:44:19 +000028#if (CONFIG_SYS_NUM_FM1_DTSEC >= 6)
29 FM_DTSEC_INFO_INITIALIZER(1, 6),
30#endif
31#if (CONFIG_SYS_NUM_FM1_DTSEC >= 7)
32 FM_DTSEC_INFO_INITIALIZER(1, 9),
33#endif
34#if (CONFIG_SYS_NUM_FM1_DTSEC >= 8)
35 FM_DTSEC_INFO_INITIALIZER(1, 10),
36#endif
Kumar Galac916d7c2011-04-13 08:37:44 -050037#if (CONFIG_SYS_NUM_FM2_DTSEC >= 1)
38 FM_DTSEC_INFO_INITIALIZER(2, 1),
39#endif
40#if (CONFIG_SYS_NUM_FM2_DTSEC >= 2)
41 FM_DTSEC_INFO_INITIALIZER(2, 2),
42#endif
43#if (CONFIG_SYS_NUM_FM2_DTSEC >= 3)
44 FM_DTSEC_INFO_INITIALIZER(2, 3),
45#endif
46#if (CONFIG_SYS_NUM_FM2_DTSEC >= 4)
47 FM_DTSEC_INFO_INITIALIZER(2, 4),
48#endif
Timur Tabi99abf7d2012-08-14 06:47:21 +000049#if (CONFIG_SYS_NUM_FM2_DTSEC >= 5)
50 FM_DTSEC_INFO_INITIALIZER(2, 5),
51#endif
York Sun9e758752012-10-08 07:44:19 +000052#if (CONFIG_SYS_NUM_FM2_DTSEC >= 6)
53 FM_DTSEC_INFO_INITIALIZER(2, 6),
54#endif
55#if (CONFIG_SYS_NUM_FM2_DTSEC >= 7)
56 FM_DTSEC_INFO_INITIALIZER(2, 9),
57#endif
58#if (CONFIG_SYS_NUM_FM2_DTSEC >= 8)
59 FM_DTSEC_INFO_INITIALIZER(2, 10),
60#endif
Kumar Galac916d7c2011-04-13 08:37:44 -050061#if (CONFIG_SYS_NUM_FM1_10GEC >= 1)
62 FM_TGEC_INFO_INITIALIZER(1, 1),
63#endif
Shaohui Xie944b6cc2013-03-25 07:33:17 +000064#if (CONFIG_SYS_NUM_FM1_10GEC >= 2)
65 FM_TGEC_INFO_INITIALIZER(1, 2),
66#endif
Kumar Galac916d7c2011-04-13 08:37:44 -050067#if (CONFIG_SYS_NUM_FM2_10GEC >= 1)
68 FM_TGEC_INFO_INITIALIZER(2, 1),
69#endif
Shaohui Xie944b6cc2013-03-25 07:33:17 +000070#if (CONFIG_SYS_NUM_FM2_10GEC >= 2)
71 FM_TGEC_INFO_INITIALIZER(2, 2),
72#endif
Kumar Galac916d7c2011-04-13 08:37:44 -050073};
74
75int fm_standard_init(bd_t *bis)
76{
77 int i;
78 struct ccsr_fman *reg;
79
80 reg = (void *)CONFIG_SYS_FSL_FM1_ADDR;
81 if (fm_init_common(0, reg))
82 return 0;
83
84 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
85 if ((fm_info[i].enabled) && (fm_info[i].index == 1))
86 fm_eth_initialize(reg, &fm_info[i]);
87 }
88
89#if (CONFIG_SYS_NUM_FMAN == 2)
90 reg = (void *)CONFIG_SYS_FSL_FM2_ADDR;
91 if (fm_init_common(1, reg))
92 return 0;
93
94 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
95 if ((fm_info[i].enabled) && (fm_info[i].index == 2))
96 fm_eth_initialize(reg, &fm_info[i]);
97 }
98#endif
99
100 return 1;
101}
102
103/* simple linear search to map from port to array index */
104static int fm_port_to_index(enum fm_port port)
105{
106 int i;
107
108 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
109 if (fm_info[i].port == port)
110 return i;
111 }
112
113 return -1;
114}
115
116/*
117 * Determine if an interface is actually active based on HW config
118 * we expect fman_port_enet_if() to report PHY_INTERFACE_MODE_NONE if
119 * the interface is not active based on HW cfg of the SoC
120 */
121void fman_enet_init(void)
122{
123 int i;
124
125 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
126 phy_interface_t enet_if;
127
128 enet_if = fman_port_enet_if(fm_info[i].port);
129 if (enet_if != PHY_INTERFACE_MODE_NONE) {
130 fm_info[i].enabled = 1;
131 fm_info[i].enet_if = enet_if;
132 } else {
133 fm_info[i].enabled = 0;
134 }
135 }
136
137 return ;
138}
139
Kumar Gala69a85242011-09-14 12:01:35 -0500140void fm_disable_port(enum fm_port port)
141{
142 int i = fm_port_to_index(port);
143
144 fm_info[i].enabled = 0;
145 fman_disable_port(port);
146}
147
Kumar Galac916d7c2011-04-13 08:37:44 -0500148void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus)
149{
150 int i = fm_port_to_index(port);
151
152 if (i == -1)
153 return;
154
155 fm_info[i].bus = bus;
156}
157
158void fm_info_set_phy_address(enum fm_port port, int address)
159{
160 int i = fm_port_to_index(port);
161
162 if (i == -1)
163 return;
164
165 fm_info[i].phy_addr = address;
166}
167
168/*
Timur Tabiae2291f2012-08-14 06:47:22 +0000169 * Returns the PHY address for a given Fman port
170 *
171 * The port must be set via a prior call to fm_info_set_phy_address().
172 * A negative error code is returned if the port is invalid.
173 */
174int fm_info_get_phy_address(enum fm_port port)
175{
176 int i = fm_port_to_index(port);
177
178 if (i == -1)
179 return -1;
180
181 return fm_info[i].phy_addr;
182}
183
184/*
Kumar Galac916d7c2011-04-13 08:37:44 -0500185 * Returns the type of the data interface between the given MAC and its PHY.
186 * This is typically determined by the RCW.
187 */
188phy_interface_t fm_info_get_enet_if(enum fm_port port)
189{
190 int i = fm_port_to_index(port);
191
192 if (i == -1)
193 return PHY_INTERFACE_MODE_NONE;
194
195 if (fm_info[i].enabled)
196 return fm_info[i].enet_if;
197
198 return PHY_INTERFACE_MODE_NONE;
199}
200
201static void
202__def_board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
203 enum fm_port port, int offset)
204{
205 return ;
206}
207
208void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
209 enum fm_port port, int offset)
210 __attribute__((weak, alias("__def_board_ft_fman_fixup_port")));
211
212static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
213{
Timur Tabi4376b4c2012-08-14 06:47:24 +0000214 int off;
215 uint32_t ph;
Kumar Galac916d7c2011-04-13 08:37:44 -0500216 phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset;
Kumar Galae81c0ab2011-10-13 14:55:59 -0500217 u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS +
218 CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
Kumar Galac916d7c2011-04-13 08:37:44 -0500219
220 off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
221
222 if (info->enabled) {
223 fdt_fixup_phy_connection(blob, off, info->enet_if);
224 board_ft_fman_fixup_port(blob, prop, paddr, info->port, off);
225 return ;
226 }
227
Shengzhou Liuae8a5d12013-03-25 07:39:29 +0000228#ifdef CONFIG_SYS_FMAN_V3
229 /*
230 * Physically FM1_DTSEC9 and FM1_10GEC1 use the same dual-role MAC, when
231 * FM1_10GEC1 is enabled and FM1_DTSEC9 is disabled, ensure that the
232 * dual-role MAC is not disabled, ditto for other dual-role MACs.
233 */
234 if (((info->port == FM1_DTSEC9) && (PORT_IS_ENABLED(FM1_10GEC1))) ||
235 ((info->port == FM1_DTSEC10) && (PORT_IS_ENABLED(FM1_10GEC2))) ||
236 ((info->port == FM1_10GEC1) && (PORT_IS_ENABLED(FM1_DTSEC9))) ||
237 ((info->port == FM1_10GEC2) && (PORT_IS_ENABLED(FM1_DTSEC10)))
238#if (CONFIG_SYS_NUM_FMAN == 2)
239 ||
240 ((info->port == FM2_DTSEC9) && (PORT_IS_ENABLED(FM2_10GEC1))) ||
241 ((info->port == FM2_DTSEC10) && (PORT_IS_ENABLED(FM2_10GEC2))) ||
242 ((info->port == FM2_10GEC1) && (PORT_IS_ENABLED(FM2_DTSEC9))) ||
243 ((info->port == FM2_10GEC2) && (PORT_IS_ENABLED(FM2_DTSEC10)))
244#endif
245 )
246 return;
247#endif
Kumar Galac916d7c2011-04-13 08:37:44 -0500248 /* board code might have caused offset to change */
249 off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
250
Kumar Galae81c0ab2011-10-13 14:55:59 -0500251 /* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
Timur Tabi4376b4c2012-08-14 06:47:24 +0000252 if (paddr != dtsec1_addr)
253 fdt_status_disabled(blob, off); /* disable the MAC node */
Kumar Galac916d7c2011-04-13 08:37:44 -0500254
Timur Tabi4376b4c2012-08-14 06:47:24 +0000255 /* disable the fsl,dpa-ethernet node that points to the MAC */
Kumar Galac916d7c2011-04-13 08:37:44 -0500256 ph = fdt_get_phandle(blob, off);
257 do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph),
258 "status", "disabled", strlen("disabled") + 1, 1);
259}
260
261void fdt_fixup_fman_ethernet(void *blob)
262{
263 int i;
264
Shengzhou Liuae8a5d12013-03-25 07:39:29 +0000265#ifdef CONFIG_SYS_FMAN_V3
266 for (i = 0; i < ARRAY_SIZE(fm_info); i++)
267 ft_fixup_port(blob, &fm_info[i], "fsl,fman-memac");
268#else
Kumar Galac916d7c2011-04-13 08:37:44 -0500269 for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
270 if (fm_info[i].type == FM_ETH_1G_E)
271 ft_fixup_port(blob, &fm_info[i], "fsl,fman-1g-mac");
272 else
273 ft_fixup_port(blob, &fm_info[i], "fsl,fman-10g-mac");
274 }
Shengzhou Liuae8a5d12013-03-25 07:39:29 +0000275#endif
Kumar Galac916d7c2011-04-13 08:37:44 -0500276}