1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2011-2015 Freescale Semiconductor, Inc.
8 #include <fdt_support.h>
10 #ifdef CONFIG_FSL_LAYERSCAPE
11 #include <asm/arch/fsl_serdes.h>
13 #include <asm/fsl_serdes.h>
19 struct fm_eth_info fm_info
[] = {
20 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 1)
21 FM_DTSEC_INFO_INITIALIZER(1, 1),
23 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 2)
24 FM_DTSEC_INFO_INITIALIZER(1, 2),
26 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 3)
27 FM_DTSEC_INFO_INITIALIZER(1, 3),
29 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 4)
30 FM_DTSEC_INFO_INITIALIZER(1, 4),
32 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 5)
33 FM_DTSEC_INFO_INITIALIZER(1, 5),
35 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 6)
36 FM_DTSEC_INFO_INITIALIZER(1, 6),
38 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 7)
39 FM_DTSEC_INFO_INITIALIZER(1, 9),
41 #if (CONFIG_SYS_NUM_FM1_DTSEC >= 8)
42 FM_DTSEC_INFO_INITIALIZER(1, 10),
44 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 1)
45 FM_DTSEC_INFO_INITIALIZER(2, 1),
47 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 2)
48 FM_DTSEC_INFO_INITIALIZER(2, 2),
50 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 3)
51 FM_DTSEC_INFO_INITIALIZER(2, 3),
53 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 4)
54 FM_DTSEC_INFO_INITIALIZER(2, 4),
56 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 5)
57 FM_DTSEC_INFO_INITIALIZER(2, 5),
59 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 6)
60 FM_DTSEC_INFO_INITIALIZER(2, 6),
62 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 7)
63 FM_DTSEC_INFO_INITIALIZER(2, 9),
65 #if (CONFIG_SYS_NUM_FM2_DTSEC >= 8)
66 FM_DTSEC_INFO_INITIALIZER(2, 10),
68 #if (CONFIG_SYS_NUM_FM1_10GEC >= 1)
69 FM_TGEC_INFO_INITIALIZER(1, 1),
71 #if (CONFIG_SYS_NUM_FM1_10GEC >= 2)
72 FM_TGEC_INFO_INITIALIZER(1, 2),
74 #if (CONFIG_SYS_NUM_FM1_10GEC >= 3)
75 FM_TGEC_INFO_INITIALIZER2(1, 3),
77 #if (CONFIG_SYS_NUM_FM1_10GEC >= 4)
78 FM_TGEC_INFO_INITIALIZER2(1, 4),
80 #if (CONFIG_SYS_NUM_FM2_10GEC >= 1)
81 FM_TGEC_INFO_INITIALIZER(2, 1),
83 #if (CONFIG_SYS_NUM_FM2_10GEC >= 2)
84 FM_TGEC_INFO_INITIALIZER(2, 2),
88 int fm_standard_init(bd_t
*bis
)
91 struct ccsr_fman
*reg
;
93 reg
= (void *)CONFIG_SYS_FSL_FM1_ADDR
;
94 if (fm_init_common(0, reg
))
97 for (i
= 0; i
< ARRAY_SIZE(fm_info
); i
++) {
98 if ((fm_info
[i
].enabled
) && (fm_info
[i
].index
== 1))
99 fm_eth_initialize(reg
, &fm_info
[i
]);
102 #if (CONFIG_SYS_NUM_FMAN == 2)
103 reg
= (void *)CONFIG_SYS_FSL_FM2_ADDR
;
104 if (fm_init_common(1, reg
))
107 for (i
= 0; i
< ARRAY_SIZE(fm_info
); i
++) {
108 if ((fm_info
[i
].enabled
) && (fm_info
[i
].index
== 2))
109 fm_eth_initialize(reg
, &fm_info
[i
]);
116 /* simple linear search to map from port to array index */
117 static int fm_port_to_index(enum fm_port port
)
121 for (i
= 0; i
< ARRAY_SIZE(fm_info
); i
++) {
122 if (fm_info
[i
].port
== port
)
130 * Determine if an interface is actually active based on HW config
131 * we expect fman_port_enet_if() to report PHY_INTERFACE_MODE_NONE if
132 * the interface is not active based on HW cfg of the SoC
134 void fman_enet_init(void)
138 for (i
= 0; i
< ARRAY_SIZE(fm_info
); i
++) {
139 phy_interface_t enet_if
;
141 enet_if
= fman_port_enet_if(fm_info
[i
].port
);
142 if (enet_if
!= PHY_INTERFACE_MODE_NONE
) {
143 fm_info
[i
].enabled
= 1;
144 fm_info
[i
].enet_if
= enet_if
;
146 fm_info
[i
].enabled
= 0;
153 void fm_disable_port(enum fm_port port
)
155 int i
= fm_port_to_index(port
);
160 fm_info
[i
].enabled
= 0;
161 #ifndef CONFIG_SYS_FMAN_V3
162 fman_disable_port(port
);
166 void fm_enable_port(enum fm_port port
)
168 int i
= fm_port_to_index(port
);
173 fm_info
[i
].enabled
= 1;
174 fman_enable_port(port
);
177 void fm_info_set_mdio(enum fm_port port
, struct mii_dev
*bus
)
179 int i
= fm_port_to_index(port
);
184 fm_info
[i
].bus
= bus
;
187 void fm_info_set_phy_address(enum fm_port port
, int address
)
189 int i
= fm_port_to_index(port
);
194 fm_info
[i
].phy_addr
= address
;
198 * Returns the PHY address for a given Fman port
200 * The port must be set via a prior call to fm_info_set_phy_address().
201 * A negative error code is returned if the port is invalid.
203 int fm_info_get_phy_address(enum fm_port port
)
205 int i
= fm_port_to_index(port
);
210 return fm_info
[i
].phy_addr
;
214 * Returns the type of the data interface between the given MAC and its PHY.
215 * This is typically determined by the RCW.
217 phy_interface_t
fm_info_get_enet_if(enum fm_port port
)
219 int i
= fm_port_to_index(port
);
222 return PHY_INTERFACE_MODE_NONE
;
224 if (fm_info
[i
].enabled
)
225 return fm_info
[i
].enet_if
;
227 return PHY_INTERFACE_MODE_NONE
;
231 __def_board_ft_fman_fixup_port(void *blob
, char * prop
, phys_addr_t pa
,
232 enum fm_port port
, int offset
)
237 void board_ft_fman_fixup_port(void *blob
, char * prop
, phys_addr_t pa
,
238 enum fm_port port
, int offset
)
239 __attribute__((weak
, alias("__def_board_ft_fman_fixup_port")));
241 int ft_fixup_port(void *blob
, struct fm_eth_info
*info
, char *prop
)
245 phys_addr_t paddr
= CONFIG_SYS_CCSRBAR_PHYS
+ info
->compat_offset
;
246 #ifndef CONFIG_SYS_FMAN_V3
247 u64 dtsec1_addr
= (u64
)CONFIG_SYS_CCSRBAR_PHYS
+
248 CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET
;
251 off
= fdt_node_offset_by_compat_reg(blob
, prop
, paddr
);
252 if (off
== -FDT_ERR_NOTFOUND
)
256 fdt_fixup_phy_connection(blob
, off
, info
->enet_if
);
257 board_ft_fman_fixup_port(blob
, prop
, paddr
, info
->port
, off
);
261 #ifdef CONFIG_SYS_FMAN_V3
262 #ifndef CONFIG_FSL_FM_10GEC_REGULAR_NOTATION
264 * On T2/T4 SoCs, physically FM1_DTSEC9 and FM1_10GEC1 use the same
265 * dual-role MAC, when FM1_10GEC1 is enabled and FM1_DTSEC9
266 * is disabled, ensure that the dual-role MAC is not disabled,
267 * ditto for other dual-role MACs.
269 if (((info
->port
== FM1_DTSEC9
) && (PORT_IS_ENABLED(FM1_10GEC1
))) ||
270 ((info
->port
== FM1_DTSEC10
) && (PORT_IS_ENABLED(FM1_10GEC2
))) ||
271 ((info
->port
== FM1_DTSEC1
) && (PORT_IS_ENABLED(FM1_10GEC3
))) ||
272 ((info
->port
== FM1_DTSEC2
) && (PORT_IS_ENABLED(FM1_10GEC4
))) ||
273 ((info
->port
== FM1_10GEC1
) && (PORT_IS_ENABLED(FM1_DTSEC9
))) ||
274 ((info
->port
== FM1_10GEC2
) && (PORT_IS_ENABLED(FM1_DTSEC10
))) ||
275 ((info
->port
== FM1_10GEC3
) && (PORT_IS_ENABLED(FM1_DTSEC1
))) ||
276 ((info
->port
== FM1_10GEC4
) && (PORT_IS_ENABLED(FM1_DTSEC2
)))
277 #if (CONFIG_SYS_NUM_FMAN == 2)
279 ((info
->port
== FM2_DTSEC9
) && (PORT_IS_ENABLED(FM2_10GEC1
))) ||
280 ((info
->port
== FM2_DTSEC10
) && (PORT_IS_ENABLED(FM2_10GEC2
))) ||
281 ((info
->port
== FM2_10GEC1
) && (PORT_IS_ENABLED(FM2_DTSEC9
))) ||
282 ((info
->port
== FM2_10GEC2
) && (PORT_IS_ENABLED(FM2_DTSEC10
)))
285 /* FM1_DTSECx and FM1_10GECx use the same dual-role MAC */
286 if (((info
->port
== FM1_DTSEC1
) && (PORT_IS_ENABLED(FM1_10GEC1
))) ||
287 ((info
->port
== FM1_DTSEC2
) && (PORT_IS_ENABLED(FM1_10GEC2
))) ||
288 ((info
->port
== FM1_DTSEC3
) && (PORT_IS_ENABLED(FM1_10GEC3
))) ||
289 ((info
->port
== FM1_DTSEC4
) && (PORT_IS_ENABLED(FM1_10GEC4
))) ||
290 ((info
->port
== FM1_10GEC1
) && (PORT_IS_ENABLED(FM1_DTSEC1
))) ||
291 ((info
->port
== FM1_10GEC2
) && (PORT_IS_ENABLED(FM1_DTSEC2
))) ||
292 ((info
->port
== FM1_10GEC3
) && (PORT_IS_ENABLED(FM1_DTSEC3
))) ||
293 ((info
->port
== FM1_10GEC4
) && (PORT_IS_ENABLED(FM1_DTSEC4
)))
298 /* board code might have caused offset to change */
299 off
= fdt_node_offset_by_compat_reg(blob
, prop
, paddr
);
301 #ifndef CONFIG_SYS_FMAN_V3
302 /* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
303 if (paddr
!= dtsec1_addr
)
305 fdt_status_disabled(blob
, off
); /* disable the MAC node */
307 /* disable the fsl,dpa-ethernet node that points to the MAC */
308 ph
= fdt_get_phandle(blob
, off
);
309 do_fixup_by_prop(blob
, "fsl,fman-mac", &ph
, sizeof(ph
),
310 "status", "disabled", strlen("disabled") + 1, 1);
315 void fdt_fixup_fman_ethernet(void *blob
)
319 #ifdef CONFIG_SYS_FMAN_V3
320 for (i
= 0; i
< ARRAY_SIZE(fm_info
); i
++)
321 ft_fixup_port(blob
, &fm_info
[i
], "fsl,fman-memac");
323 for (i
= 0; i
< ARRAY_SIZE(fm_info
); i
++) {
324 /* Try the new compatible first.
325 * If the node is missing, try the old.
327 if (fm_info
[i
].type
== FM_ETH_1G_E
) {
328 if (ft_fixup_port(blob
, &fm_info
[i
], "fsl,fman-dtsec"))
329 ft_fixup_port(blob
, &fm_info
[i
],
332 if (ft_fixup_port(blob
, &fm_info
[i
], "fsl,fman-xgec") &&
333 ft_fixup_port(blob
, &fm_info
[i
], "fsl,fman-tgec"))
334 ft_fixup_port(blob
, &fm_info
[i
],
341 /*QSGMII Riser Card can work in SGMII mode, but the PHY address is different.
342 *This function scans which Riser Card being used(QSGMII or SGMII Riser Card),
343 *then set the correct PHY address
345 void set_sgmii_phy(struct mii_dev
*bus
, enum fm_port base_port
,
346 unsigned int port_num
, int phy_base_addr
)
348 unsigned int regnum
= 0;
353 qsgmii
= is_qsgmii_riser_card(bus
, phy_base_addr
, port_num
, regnum
);
358 for (i
= base_port
; i
< base_port
+ port_num
; i
++) {
359 if (fm_info_get_enet_if(i
) == PHY_INTERFACE_MODE_SGMII
) {
360 phy_real_addr
= phy_base_addr
+ i
- base_port
;
361 fm_info_set_phy_address(i
, phy_real_addr
);
366 /*to check whether qsgmii riser card is used*/
367 int is_qsgmii_riser_card(struct mii_dev
*bus
, int phy_base_addr
,
368 unsigned int port_num
, unsigned regnum
)
376 for (i
= phy_base_addr
; i
< phy_base_addr
+ port_num
; i
++) {
377 val
= bus
->read(bus
, i
, MDIO_DEVAD_NONE
, regnum
);
378 if (val
!= MIIM_TIMEOUT
)
384 #endif /* CONFIG_DM_ETH */