blob: 046db1126177768770df3ae9ddfaf51079995b0c [file] [log] [blame]
Shaohui Xie126fe702016-09-07 17:56:14 +08001/*
2 * Copyright 2016 Freescale Semiconductor, Inc.
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#include <common.h>
8#include <asm/io.h>
9#include <netdev.h>
10#include <fdt_support.h>
11#include <fm_eth.h>
12#include <fsl_mdio.h>
13#include <fsl_dtsec.h>
14#include <malloc.h>
15#include <asm/arch/fsl_serdes.h>
16
17#include "../common/qixis.h"
18#include "../common/fman.h"
19#include "ls1046aqds_qixis.h"
20
21#define EMI_NONE 0xFF
22#define EMI1_RGMII1 0
23#define EMI1_RGMII2 1
24#define EMI1_SLOT1 2
25#define EMI1_SLOT2 3
26#define EMI1_SLOT4 4
27
28static int mdio_mux[NUM_FM_PORTS];
29
30static const char * const mdio_names[] = {
31 "LS1046AQDS_MDIO_RGMII1",
32 "LS1046AQDS_MDIO_RGMII2",
33 "LS1046AQDS_MDIO_SLOT1",
34 "LS1046AQDS_MDIO_SLOT2",
35 "LS1046AQDS_MDIO_SLOT4",
36 "NULL",
37};
38
39/* Map SerDes 1 & 2 lanes to default slot. */
40static u8 lane_to_slot[] = {1, 1, 1, 1, 0, 4, 0 , 0};
41
42static const char *ls1046aqds_mdio_name_for_muxval(u8 muxval)
43{
44 return mdio_names[muxval];
45}
46
47struct mii_dev *mii_dev_for_muxval(u8 muxval)
48{
49 struct mii_dev *bus;
50 const char *name;
51
52 if (muxval > EMI1_SLOT4)
53 return NULL;
54
55 name = ls1046aqds_mdio_name_for_muxval(muxval);
56
57 if (!name) {
58 printf("No bus for muxval %x\n", muxval);
59 return NULL;
60 }
61
62 bus = miiphy_get_dev_by_name(name);
63
64 if (!bus) {
65 printf("No bus by name %s\n", name);
66 return NULL;
67 }
68
69 return bus;
70}
71
72struct ls1046aqds_mdio {
73 u8 muxval;
74 struct mii_dev *realbus;
75};
76
77static void ls1046aqds_mux_mdio(u8 muxval)
78{
79 u8 brdcfg4;
80
81 if (muxval < 7) {
82 brdcfg4 = QIXIS_READ(brdcfg[4]);
83 brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
84 brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
85 QIXIS_WRITE(brdcfg[4], brdcfg4);
86 }
87}
88
89static int ls1046aqds_mdio_read(struct mii_dev *bus, int addr, int devad,
90 int regnum)
91{
92 struct ls1046aqds_mdio *priv = bus->priv;
93
94 ls1046aqds_mux_mdio(priv->muxval);
95
96 return priv->realbus->read(priv->realbus, addr, devad, regnum);
97}
98
99static int ls1046aqds_mdio_write(struct mii_dev *bus, int addr, int devad,
100 int regnum, u16 value)
101{
102 struct ls1046aqds_mdio *priv = bus->priv;
103
104 ls1046aqds_mux_mdio(priv->muxval);
105
106 return priv->realbus->write(priv->realbus, addr, devad,
107 regnum, value);
108}
109
110static int ls1046aqds_mdio_reset(struct mii_dev *bus)
111{
112 struct ls1046aqds_mdio *priv = bus->priv;
113
114 return priv->realbus->reset(priv->realbus);
115}
116
117static int ls1046aqds_mdio_init(char *realbusname, u8 muxval)
118{
119 struct ls1046aqds_mdio *pmdio;
120 struct mii_dev *bus = mdio_alloc();
121
122 if (!bus) {
123 printf("Failed to allocate ls1046aqds MDIO bus\n");
124 return -1;
125 }
126
127 pmdio = malloc(sizeof(*pmdio));
128 if (!pmdio) {
129 printf("Failed to allocate ls1046aqds private data\n");
130 free(bus);
131 return -1;
132 }
133
134 bus->read = ls1046aqds_mdio_read;
135 bus->write = ls1046aqds_mdio_write;
136 bus->reset = ls1046aqds_mdio_reset;
137 sprintf(bus->name, ls1046aqds_mdio_name_for_muxval(muxval));
138
139 pmdio->realbus = miiphy_get_dev_by_name(realbusname);
140
141 if (!pmdio->realbus) {
142 printf("No bus with name %s\n", realbusname);
143 free(bus);
144 free(pmdio);
145 return -1;
146 }
147
148 pmdio->muxval = muxval;
149 bus->priv = pmdio;
150 return mdio_register(bus);
151}
152
153void board_ft_fman_fixup_port(void *fdt, char *compat, phys_addr_t addr,
154 enum fm_port port, int offset)
155{
156 struct fixed_link f_link;
157
158 if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII) {
159 switch (port) {
160 case FM1_DTSEC9:
161 fdt_set_phy_handle(fdt, compat, addr, "sgmii_s1_p1");
162 break;
163 case FM1_DTSEC10:
164 fdt_set_phy_handle(fdt, compat, addr, "sgmii_s1_p2");
165 break;
166 case FM1_DTSEC5:
167 fdt_set_phy_handle(fdt, compat, addr, "sgmii_s1_p3");
168 break;
169 case FM1_DTSEC6:
170 fdt_set_phy_handle(fdt, compat, addr, "sgmii_s1_p4");
171 break;
172 case FM1_DTSEC2:
173 fdt_set_phy_handle(fdt, compat, addr, "sgmii_s4_p1");
174 break;
175 default:
176 break;
177 }
178 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII_2500) {
179 /* 2.5G SGMII interface */
180 f_link.phy_id = cpu_to_fdt32(port);
181 f_link.duplex = cpu_to_fdt32(1);
182 f_link.link_speed = cpu_to_fdt32(1000);
183 f_link.pause = 0;
184 f_link.asym_pause = 0;
185 /* no PHY for 2.5G SGMII on QDS */
186 fdt_delprop(fdt, offset, "phy-handle");
187 fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
188 fdt_setprop_string(fdt, offset, "phy-connection-type",
189 "sgmii-2500");
190 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_QSGMII) {
191 switch (port) {
192 case FM1_DTSEC1:
193 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_s2_p4");
194 break;
195 case FM1_DTSEC5:
196 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_s2_p2");
197 break;
198 case FM1_DTSEC6:
199 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_s2_p1");
200 break;
201 case FM1_DTSEC10:
202 fdt_set_phy_handle(fdt, compat, addr, "qsgmii_s2_p3");
203 break;
204 default:
205 break;
206 }
207 fdt_delprop(fdt, offset, "phy-connection-type");
208 fdt_setprop_string(fdt, offset, "phy-connection-type",
209 "qsgmii");
210 } else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_XGMII &&
211 (port == FM1_10GEC1 || port == FM1_10GEC2)) {
212 /* XFI interface */
213 f_link.phy_id = cpu_to_fdt32(port);
214 f_link.duplex = cpu_to_fdt32(1);
215 f_link.link_speed = cpu_to_fdt32(10000);
216 f_link.pause = 0;
217 f_link.asym_pause = 0;
218 /* no PHY for XFI */
219 fdt_delprop(fdt, offset, "phy-handle");
220 fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
221 fdt_setprop_string(fdt, offset, "phy-connection-type", "xgmii");
222 }
223}
224
225void fdt_fixup_board_enet(void *fdt)
226{
227 int i;
228
229 for (i = FM1_DTSEC1; i < NUM_FM_PORTS; i++) {
230 switch (fm_info_get_enet_if(i)) {
231 case PHY_INTERFACE_MODE_SGMII:
232 case PHY_INTERFACE_MODE_QSGMII:
233 switch (mdio_mux[i]) {
234 case EMI1_SLOT1:
235 fdt_status_okay_by_alias(fdt, "emi1_slot1");
236 break;
237 case EMI1_SLOT2:
238 fdt_status_okay_by_alias(fdt, "emi1_slot2");
239 break;
240 case EMI1_SLOT4:
241 fdt_status_okay_by_alias(fdt, "emi1_slot4");
242 break;
243 default:
244 break;
245 }
246 break;
247 default:
248 break;
249 }
250 }
251}
252
253int board_eth_init(bd_t *bis)
254{
255#ifdef CONFIG_FMAN_ENET
256 int i, idx, lane, slot, interface;
257 struct memac_mdio_info dtsec_mdio_info;
258 struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
259 u32 srds_s1, srds_s2;
260 u8 brdcfg12;
261
262 srds_s1 = in_be32(&gur->rcwsr[4]) &
263 FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
264 srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
265
266 srds_s2 = in_be32(&gur->rcwsr[4]) &
267 FSL_CHASSIS2_RCWSR4_SRDS2_PRTCL_MASK;
268 srds_s2 >>= FSL_CHASSIS2_RCWSR4_SRDS2_PRTCL_SHIFT;
269
270 /* Initialize the mdio_mux array so we can recognize empty elements */
271 for (i = 0; i < NUM_FM_PORTS; i++)
272 mdio_mux[i] = EMI_NONE;
273
274 dtsec_mdio_info.regs =
275 (struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;
276
277 dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
278
279 /* Register the 1G MDIO bus */
280 fm_memac_mdio_init(bis, &dtsec_mdio_info);
281
282 /* Register the muxing front-ends to the MDIO buses */
283 ls1046aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII1);
284 ls1046aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII2);
285 ls1046aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
286 ls1046aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
287 ls1046aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
288
289 /* Set the two on-board RGMII PHY address */
290 fm_info_set_phy_address(FM1_DTSEC3, RGMII_PHY1_ADDR);
291 fm_info_set_phy_address(FM1_DTSEC4, RGMII_PHY2_ADDR);
292
293 switch (srds_s1) {
294 case 0x3333:
295 /* SGMII on slot 1, MAC 9 */
296 fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR);
297 case 0x1333:
298 case 0x2333:
299 /* SGMII on slot 1, MAC 10 */
300 fm_info_set_phy_address(FM1_DTSEC10, SGMII_CARD_PORT2_PHY_ADDR);
301 case 0x1133:
302 case 0x2233:
303 /* SGMII on slot 1, MAC 5/6 */
304 fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT3_PHY_ADDR);
305 fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT4_PHY_ADDR);
306 break;
307 case 0x1040:
308 case 0x2040:
309 /* QSGMII on lane B, MAC 6/5/10/1 */
310 fm_info_set_phy_address(FM1_DTSEC6,
311 QSGMII_CARD_PORT1_PHY_ADDR_S2);
312 fm_info_set_phy_address(FM1_DTSEC5,
313 QSGMII_CARD_PORT2_PHY_ADDR_S2);
314 fm_info_set_phy_address(FM1_DTSEC10,
315 QSGMII_CARD_PORT3_PHY_ADDR_S2);
316 fm_info_set_phy_address(FM1_DTSEC1,
317 QSGMII_CARD_PORT4_PHY_ADDR_S2);
318 break;
319 case 0x3363:
320 /* SGMII on slot 1, MAC 9/10 */
321 fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR);
322 fm_info_set_phy_address(FM1_DTSEC10, SGMII_CARD_PORT2_PHY_ADDR);
323 case 0x1163:
324 case 0x2263:
325 case 0x2223:
326 /* SGMII on slot 1, MAC 6 */
327 fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT4_PHY_ADDR);
328 break;
329 default:
330 printf("Invalid SerDes protocol 0x%x for LS1046AQDS\n",
331 srds_s1);
332 break;
333 }
334
335 if (srds_s2 == 0x5a59 || srds_s2 == 0x5a06)
336 /* SGMII on slot 4, MAC 2 */
337 fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
338
339 for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
340 idx = i - FM1_DTSEC1;
341 interface = fm_info_get_enet_if(i);
342 switch (interface) {
343 case PHY_INTERFACE_MODE_SGMII:
344 case PHY_INTERFACE_MODE_QSGMII:
345 if (interface == PHY_INTERFACE_MODE_SGMII) {
346 if (i == FM1_DTSEC5) {
347 /* route lane 2 to slot1 so to have
348 * one sgmii riser card supports
349 * MAC5 and MAC6.
350 */
351 brdcfg12 = QIXIS_READ(brdcfg[12]);
352 QIXIS_WRITE(brdcfg[12],
353 brdcfg12 | 0x80);
354 }
355 lane = serdes_get_first_lane(FSL_SRDS_1,
356 SGMII_FM1_DTSEC1 + idx);
357 } else {
358 /* clear the bit 7 to route lane B on slot2. */
359 brdcfg12 = QIXIS_READ(brdcfg[12]);
360 QIXIS_WRITE(brdcfg[12], brdcfg12 & 0x7f);
361
362 lane = serdes_get_first_lane(FSL_SRDS_1,
363 QSGMII_FM1_A);
364 lane_to_slot[lane] = 2;
365 }
366
367 if (i == FM1_DTSEC2)
368 lane = 5;
369
370 if (lane < 0)
371 break;
372
373 slot = lane_to_slot[lane];
374 debug("FM1@DTSEC%u expects SGMII in slot %u\n",
375 idx + 1, slot);
376 if (QIXIS_READ(present2) & (1 << (slot - 1)))
377 fm_disable_port(i);
378
379 switch (slot) {
380 case 1:
381 mdio_mux[i] = EMI1_SLOT1;
382 fm_info_set_mdio(i, mii_dev_for_muxval(
383 mdio_mux[i]));
384 break;
385 case 2:
386 mdio_mux[i] = EMI1_SLOT2;
387 fm_info_set_mdio(i, mii_dev_for_muxval(
388 mdio_mux[i]));
389 break;
390 case 4:
391 mdio_mux[i] = EMI1_SLOT4;
392 fm_info_set_mdio(i, mii_dev_for_muxval(
393 mdio_mux[i]));
394 break;
395 default:
396 break;
397 }
398 break;
399 case PHY_INTERFACE_MODE_RGMII:
400 if (i == FM1_DTSEC3)
401 mdio_mux[i] = EMI1_RGMII1;
402 else if (i == FM1_DTSEC4)
403 mdio_mux[i] = EMI1_RGMII2;
404 fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
405 break;
406 default:
407 break;
408 }
409 }
410
411 cpu_eth_init(bis);
412#endif /* CONFIG_FMAN_ENET */
413
414 return pci_eth_init(bis);
415}