1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright 2017 NXP
4 */
5
6 #include <common.h>
7 #include <command.h>
8 #include <env.h>
9 #include <log.h>
10 #include <net.h>
11 #include <netdev.h>
12 #include <asm/io.h>
13 #include <asm/arch/fsl_serdes.h>
14 #include <hwconfig.h>
15 #include <fsl_mdio.h>
16 #include <malloc.h>
17 #include <phy.h>
18 #include <fm_eth.h>
19 #include <i2c.h>
20 #include <miiphy.h>
21 #include <fsl-mc/fsl_mc.h>
22 #include <fsl-mc/ldpaa_wriop.h>
23 #include <linux/delay.h>
24
25 #include "../common/qixis.h"
26
27 #include "ls1088a_qixis.h"
28
29 #ifndef CONFIG_DM_ETH
30 #ifdef CONFIG_FSL_MC_ENET
31
32 #define SFP_TX 0
33
34 /* - In LS1088A A there are only 16 SERDES lanes, spread across 2 SERDES banks.
35 * Bank 1 -> Lanes A, B, C, D,
36 * Bank 2 -> Lanes A,B, C, D,
37 */
38
39 /* Mapping of 8 SERDES lanes to LS1088A QDS board slots. A value of '0' here
40 * means that the mapping must be determined dynamically, or that the lane
41 * maps to something other than a board slot.
42 */
43
44 static u8 lane_to_slot_fsm1[] = {
45 0, 0, 0, 0, 0, 0, 0, 0
46 };
47
48 /* On the Vitesse VSC8234XHG SGMII riser card there are 4 SGMII PHYs
49 * housed.
50 */
51
52 static int xqsgii_riser_phy_addr[] = {
53 XQSGMII_CARD_PHY1_PORT0_ADDR,
54 XQSGMII_CARD_PHY2_PORT0_ADDR,
55 XQSGMII_CARD_PHY3_PORT0_ADDR,
56 XQSGMII_CARD_PHY4_PORT0_ADDR,
57 XQSGMII_CARD_PHY3_PORT2_ADDR,
58 XQSGMII_CARD_PHY1_PORT2_ADDR,
59 XQSGMII_CARD_PHY4_PORT2_ADDR,
60 XQSGMII_CARD_PHY2_PORT2_ADDR,
61 };
62
63 static int sgmii_riser_phy_addr[] = {
64 SGMII_CARD_PORT1_PHY_ADDR,
65 SGMII_CARD_PORT2_PHY_ADDR,
66 SGMII_CARD_PORT3_PHY_ADDR,
67 SGMII_CARD_PORT4_PHY_ADDR,
68 };
69
70 /* Slot2 does not have EMI connections */
71 #define EMI_NONE 0xFF
72 #define EMI1_RGMII1 0
73 #define EMI1_RGMII2 1
74 #define EMI1_SLOT1 2
75
76 static const char * const mdio_names[] = {
77 "LS1088A_QDS_MDIO0",
78 "LS1088A_QDS_MDIO1",
79 "LS1088A_QDS_MDIO2",
80 DEFAULT_WRIOP_MDIO2_NAME,
81 };
82
83 struct ls1088a_qds_mdio {
84 u8 muxval;
85 struct mii_dev *realbus;
86 };
87
88 struct reg_pair {
89 uint addr;
90 u8 *val;
91 };
92
sgmii_configure_repeater(int dpmac)93 static void sgmii_configure_repeater(int dpmac)
94 {
95 struct mii_dev *bus;
96 uint8_t a = 0xf;
97 int i, j, k, ret;
98 unsigned short value;
99 const char *dev = "LS1088A_QDS_MDIO2";
100 int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b};
101 int i2c_phy_addr = 0;
102 int phy_addr = 0;
103
104 uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7};
105 uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84};
106 uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7};
107 uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84};
108
109 u8 reg_val[6] = {0x18, 0x38, 0x4, 0x14, 0xb5, 0x20};
110 struct reg_pair reg_pair[10] = {
111 {6, ®_val[0]}, {4, ®_val[1]},
112 {8, ®_val[2]}, {0xf, NULL},
113 {0x11, NULL}, {0x16, NULL},
114 {0x18, NULL}, {0x23, ®_val[3]},
115 {0x2d, ®_val[4]}, {4, ®_val[5]},
116 };
117 #if CONFIG_IS_ENABLED(DM_I2C)
118 struct udevice *udev;
119 #endif
120
121 /* Set I2c to Slot 1 */
122 #if !CONFIG_IS_ENABLED(DM_I2C)
123 ret = i2c_write(0x77, 0, 0, &a, 1);
124 #else
125 ret = i2c_get_chip_for_busnum(0, 0x77, 1, &udev);
126 if (!ret)
127 ret = dm_i2c_write(udev, 0, &a, 1);
128 #endif
129 if (ret)
130 goto error;
131
132 switch (dpmac) {
133 case 1:
134 i2c_phy_addr = i2c_addr[1];
135 phy_addr = 4;
136 break;
137 case 2:
138 i2c_phy_addr = i2c_addr[0];
139 phy_addr = 0;
140 break;
141 case 3:
142 i2c_phy_addr = i2c_addr[3];
143 phy_addr = 0xc;
144 break;
145 case 7:
146 i2c_phy_addr = i2c_addr[2];
147 phy_addr = 8;
148 break;
149 }
150
151 /* Check the PHY status */
152 ret = miiphy_set_current_dev(dev);
153 if (ret > 0)
154 goto error;
155
156 bus = mdio_get_current_dev();
157 debug("Reading from bus %s\n", bus->name);
158
159 ret = miiphy_write(dev, phy_addr, 0x1f, 3);
160 if (ret > 0)
161 goto error;
162
163 mdelay(10);
164 ret = miiphy_read(dev, phy_addr, 0x11, &value);
165 if (ret > 0)
166 goto error;
167
168 mdelay(10);
169
170 if ((value & 0xfff) == 0x401) {
171 miiphy_write(dev, phy_addr, 0x1f, 0);
172 printf("DPMAC %d:PHY is ..... Configured\n", dpmac);
173 return;
174 }
175
176 #if CONFIG_IS_ENABLED(DM_I2C)
177 i2c_get_chip_for_busnum(0, i2c_phy_addr, 1, &udev);
178 #endif
179
180 for (i = 0; i < 4; i++) {
181 for (j = 0; j < 4; j++) {
182 reg_pair[3].val = &ch_a_eq[i];
183 reg_pair[4].val = &ch_a_ctl2[j];
184 reg_pair[5].val = &ch_b_eq[i];
185 reg_pair[6].val = &ch_b_ctl2[j];
186 for (k = 0; k < 10; k++) {
187 #if !CONFIG_IS_ENABLED(DM_I2C)
188 ret = i2c_write(i2c_phy_addr,
189 reg_pair[k].addr,
190 1, reg_pair[k].val, 1);
191 #else
192 ret = i2c_get_chip_for_busnum(0,
193 i2c_phy_addr,
194 1, &udev);
195 if (!ret)
196 ret = dm_i2c_write(udev,
197 reg_pair[k].addr,
198 reg_pair[k].val, 1);
199 #endif
200 if (ret)
201 goto error;
202 }
203
204 mdelay(100);
205 ret = miiphy_read(dev, phy_addr, 0x11, &value);
206 if (ret > 0)
207 goto error;
208
209 mdelay(100);
210 ret = miiphy_read(dev, phy_addr, 0x11, &value);
211 if (ret > 0)
212 goto error;
213
214 if ((value & 0xfff) == 0x401) {
215 printf("DPMAC %d :PHY is configured ",
216 dpmac);
217 printf("after setting repeater 0x%x\n",
218 value);
219 i = 5;
220 j = 5;
221 } else {
222 printf("DPMAC %d :PHY is failed to ",
223 dpmac);
224 printf("configure the repeater 0x%x\n", value);
225 }
226 }
227 }
228 miiphy_write(dev, phy_addr, 0x1f, 0);
229 error:
230 if (ret)
231 printf("DPMAC %d ..... FAILED to configure PHY\n", dpmac);
232 return;
233 }
234
qsgmii_configure_repeater(int dpmac)235 static void qsgmii_configure_repeater(int dpmac)
236 {
237 uint8_t a = 0xf;
238 int i, j, k;
239 int i2c_phy_addr = 0;
240 int phy_addr = 0;
241 int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b};
242
243 uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7};
244 uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84};
245 uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7};
246 uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84};
247
248 u8 reg_val[6] = {0x18, 0x38, 0x4, 0x14, 0xb5, 0x20};
249 struct reg_pair reg_pair[10] = {
250 {6, ®_val[0]}, {4, ®_val[1]},
251 {8, ®_val[2]}, {0xf, NULL},
252 {0x11, NULL}, {0x16, NULL},
253 {0x18, NULL}, {0x23, ®_val[3]},
254 {0x2d, ®_val[4]}, {4, ®_val[5]},
255 };
256
257 const char *dev = mdio_names[EMI1_SLOT1];
258 int ret = 0;
259 unsigned short value;
260 #if CONFIG_IS_ENABLED(DM_I2C)
261 struct udevice *udev;
262 #endif
263
264 /* Set I2c to Slot 1 */
265 #if !CONFIG_IS_ENABLED(DM_I2C)
266 ret = i2c_write(0x77, 0, 0, &a, 1);
267 #else
268 ret = i2c_get_chip_for_busnum(0, 0x77, 1, &udev);
269 if (!ret)
270 ret = dm_i2c_write(udev, 0, &a, 1);
271 #endif
272 if (ret)
273 goto error;
274
275 switch (dpmac) {
276 case 7:
277 case 8:
278 case 9:
279 case 10:
280 i2c_phy_addr = i2c_addr[2];
281 phy_addr = 8;
282 break;
283
284 case 3:
285 case 4:
286 case 5:
287 case 6:
288 i2c_phy_addr = i2c_addr[3];
289 phy_addr = 0xc;
290 break;
291 }
292
293 /* Check the PHY status */
294 ret = miiphy_set_current_dev(dev);
295 ret = miiphy_write(dev, phy_addr, 0x1f, 3);
296 mdelay(10);
297 ret = miiphy_read(dev, phy_addr, 0x11, &value);
298 mdelay(10);
299 ret = miiphy_read(dev, phy_addr, 0x11, &value);
300 mdelay(10);
301 if ((value & 0xf) == 0xf) {
302 miiphy_write(dev, phy_addr, 0x1f, 0);
303 printf("DPMAC %d :PHY is ..... Configured\n", dpmac);
304 return;
305 }
306
307 #if CONFIG_IS_ENABLED(DM_I2C)
308 i2c_get_chip_for_busnum(0, i2c_phy_addr, 1, &udev);
309 #endif
310
311 for (i = 0; i < 4; i++) {
312 for (j = 0; j < 4; j++) {
313 reg_pair[3].val = &ch_a_eq[i];
314 reg_pair[4].val = &ch_a_ctl2[j];
315 reg_pair[5].val = &ch_b_eq[i];
316 reg_pair[6].val = &ch_b_ctl2[j];
317
318 for (k = 0; k < 10; k++) {
319 #if !CONFIG_IS_ENABLED(DM_I2C)
320 ret = i2c_write(i2c_phy_addr,
321 reg_pair[k].addr,
322 1, reg_pair[k].val, 1);
323 #else
324 ret = i2c_get_chip_for_busnum(0,
325 i2c_addr[dpmac],
326 1, &udev);
327 if (!ret)
328 ret = dm_i2c_write(udev,
329 reg_pair[k].addr,
330 reg_pair[k].val, 1);
331 #endif
332 if (ret)
333 goto error;
334 }
335
336 ret = miiphy_read(dev, phy_addr, 0x11, &value);
337 if (ret > 0)
338 goto error;
339 mdelay(1);
340 ret = miiphy_read(dev, phy_addr, 0x11, &value);
341 if (ret > 0)
342 goto error;
343 mdelay(10);
344 if ((value & 0xf) == 0xf) {
345 miiphy_write(dev, phy_addr, 0x1f, 0);
346 printf("DPMAC %d :PHY is ..... Configured\n",
347 dpmac);
348 return;
349 }
350 }
351 }
352 error:
353 printf("DPMAC %d :PHY ..... FAILED to configure PHY\n", dpmac);
354 return;
355 }
356
ls1088a_qds_mdio_name_for_muxval(u8 muxval)357 static const char *ls1088a_qds_mdio_name_for_muxval(u8 muxval)
358 {
359 return mdio_names[muxval];
360 }
361
mii_dev_for_muxval(u8 muxval)362 struct mii_dev *mii_dev_for_muxval(u8 muxval)
363 {
364 struct mii_dev *bus;
365 const char *name = ls1088a_qds_mdio_name_for_muxval(muxval);
366
367 if (!name) {
368 printf("No bus for muxval %x\n", muxval);
369 return NULL;
370 }
371
372 bus = miiphy_get_dev_by_name(name);
373
374 if (!bus) {
375 printf("No bus by name %s\n", name);
376 return NULL;
377 }
378
379 return bus;
380 }
381
ls1088a_qds_enable_SFP_TX(u8 muxval)382 static void ls1088a_qds_enable_SFP_TX(u8 muxval)
383 {
384 u8 brdcfg9;
385
386 brdcfg9 = QIXIS_READ(brdcfg[9]);
387 brdcfg9 &= ~BRDCFG9_SFPTX_MASK;
388 brdcfg9 |= (muxval << BRDCFG9_SFPTX_SHIFT);
389 QIXIS_WRITE(brdcfg[9], brdcfg9);
390 }
391
ls1088a_qds_mux_mdio(u8 muxval)392 static void ls1088a_qds_mux_mdio(u8 muxval)
393 {
394 u8 brdcfg4;
395
396 if (muxval <= 5) {
397 brdcfg4 = QIXIS_READ(brdcfg[4]);
398 brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
399 brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
400 QIXIS_WRITE(brdcfg[4], brdcfg4);
401 }
402 }
403
ls1088a_qds_mdio_read(struct mii_dev * bus,int addr,int devad,int regnum)404 static int ls1088a_qds_mdio_read(struct mii_dev *bus, int addr,
405 int devad, int regnum)
406 {
407 struct ls1088a_qds_mdio *priv = bus->priv;
408
409 ls1088a_qds_mux_mdio(priv->muxval);
410
411 return priv->realbus->read(priv->realbus, addr, devad, regnum);
412 }
413
ls1088a_qds_mdio_write(struct mii_dev * bus,int addr,int devad,int regnum,u16 value)414 static int ls1088a_qds_mdio_write(struct mii_dev *bus, int addr, int devad,
415 int regnum, u16 value)
416 {
417 struct ls1088a_qds_mdio *priv = bus->priv;
418
419 ls1088a_qds_mux_mdio(priv->muxval);
420
421 return priv->realbus->write(priv->realbus, addr, devad, regnum, value);
422 }
423
ls1088a_qds_mdio_reset(struct mii_dev * bus)424 static int ls1088a_qds_mdio_reset(struct mii_dev *bus)
425 {
426 struct ls1088a_qds_mdio *priv = bus->priv;
427
428 return priv->realbus->reset(priv->realbus);
429 }
430
ls1088a_qds_mdio_init(char * realbusname,u8 muxval)431 static int ls1088a_qds_mdio_init(char *realbusname, u8 muxval)
432 {
433 struct ls1088a_qds_mdio *pmdio;
434 struct mii_dev *bus = mdio_alloc();
435
436 if (!bus) {
437 printf("Failed to allocate ls1088a_qds MDIO bus\n");
438 return -1;
439 }
440
441 pmdio = malloc(sizeof(*pmdio));
442 if (!pmdio) {
443 printf("Failed to allocate ls1088a_qds private data\n");
444 free(bus);
445 return -1;
446 }
447
448 bus->read = ls1088a_qds_mdio_read;
449 bus->write = ls1088a_qds_mdio_write;
450 bus->reset = ls1088a_qds_mdio_reset;
451 sprintf(bus->name, ls1088a_qds_mdio_name_for_muxval(muxval));
452
453 pmdio->realbus = miiphy_get_dev_by_name(realbusname);
454
455 if (!pmdio->realbus) {
456 printf("No bus with name %s\n", realbusname);
457 free(bus);
458 free(pmdio);
459 return -1;
460 }
461
462 pmdio->muxval = muxval;
463 bus->priv = pmdio;
464
465 return mdio_register(bus);
466 }
467
468 /*
469 * Initialize the dpmac_info array.
470 *
471 */
initialize_dpmac_to_slot(void)472 static void initialize_dpmac_to_slot(void)
473 {
474 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
475 u32 serdes1_prtcl, cfg;
476
477 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
478 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
479 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
480 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
481
482 switch (serdes1_prtcl) {
483 case 0x12:
484 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
485 serdes1_prtcl);
486 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
487 lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1;
488 lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1;
489 lane_to_slot_fsm1[3] = EMI1_SLOT1 - 1;
490 break;
491 case 0x15:
492 case 0x1D:
493 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
494 serdes1_prtcl);
495 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
496 lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1;
497 lane_to_slot_fsm1[2] = EMI_NONE;
498 lane_to_slot_fsm1[3] = EMI_NONE;
499 break;
500 case 0x1E:
501 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
502 serdes1_prtcl);
503 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
504 lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1;
505 lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1;
506 lane_to_slot_fsm1[3] = EMI_NONE;
507 break;
508 case 0x3A:
509 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
510 serdes1_prtcl);
511 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
512 lane_to_slot_fsm1[1] = EMI_NONE;
513 lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1;
514 lane_to_slot_fsm1[3] = EMI1_SLOT1 - 1;
515 break;
516
517 default:
518 printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n",
519 __func__, serdes1_prtcl);
520 break;
521 }
522 }
523
ls1088a_handle_phy_interface_sgmii(int dpmac_id)524 void ls1088a_handle_phy_interface_sgmii(int dpmac_id)
525 {
526 struct mii_dev *bus;
527 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
528 u32 serdes1_prtcl, cfg;
529
530 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
531 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
532 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
533 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
534
535 int *riser_phy_addr;
536 char *env_hwconfig = env_get("hwconfig");
537
538 if (hwconfig_f("xqsgmii", env_hwconfig))
539 riser_phy_addr = &xqsgii_riser_phy_addr[0];
540 else
541 riser_phy_addr = &sgmii_riser_phy_addr[0];
542
543 switch (serdes1_prtcl) {
544 case 0x12:
545 case 0x15:
546 case 0x1E:
547 case 0x3A:
548 switch (dpmac_id) {
549 case 1:
550 wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[1]);
551 break;
552 case 2:
553 wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[0]);
554 break;
555 case 3:
556 wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[3]);
557 break;
558 case 7:
559 wriop_set_phy_address(dpmac_id, 0, riser_phy_addr[2]);
560 break;
561 default:
562 printf("WRIOP: Wrong DPMAC%d set to SGMII", dpmac_id);
563 break;
564 }
565 break;
566 default:
567 printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n",
568 __func__, serdes1_prtcl);
569 return;
570 }
571 dpmac_info[dpmac_id].board_mux = EMI1_SLOT1;
572 bus = mii_dev_for_muxval(EMI1_SLOT1);
573 wriop_set_mdio(dpmac_id, bus);
574 }
575
ls1088a_handle_phy_interface_qsgmii(int dpmac_id)576 void ls1088a_handle_phy_interface_qsgmii(int dpmac_id)
577 {
578 struct mii_dev *bus;
579 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
580 u32 serdes1_prtcl, cfg;
581
582 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
583 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
584 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
585 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
586
587 switch (serdes1_prtcl) {
588 case 0x1D:
589 case 0x1E:
590 switch (dpmac_id) {
591 case 3:
592 case 4:
593 case 5:
594 case 6:
595 wriop_set_phy_address(dpmac_id, 0, dpmac_id + 9);
596 break;
597 case 7:
598 case 8:
599 case 9:
600 case 10:
601 wriop_set_phy_address(dpmac_id, 0, dpmac_id + 1);
602 break;
603 }
604
605 dpmac_info[dpmac_id].board_mux = EMI1_SLOT1;
606 bus = mii_dev_for_muxval(EMI1_SLOT1);
607 wriop_set_mdio(dpmac_id, bus);
608 break;
609 default:
610 printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n",
611 serdes1_prtcl);
612 break;
613 }
614 }
615
ls1088a_handle_phy_interface_xsgmii(int i)616 void ls1088a_handle_phy_interface_xsgmii(int i)
617 {
618 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
619 u32 serdes1_prtcl, cfg;
620
621 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
622 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
623 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
624 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
625
626 switch (serdes1_prtcl) {
627 case 0x15:
628 case 0x1D:
629 case 0x1E:
630 wriop_set_phy_address(i, 0, i + 26);
631 ls1088a_qds_enable_SFP_TX(SFP_TX);
632 break;
633 default:
634 printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n",
635 serdes1_prtcl);
636 break;
637 }
638 }
639
ls1088a_handle_phy_interface_rgmii(int dpmac_id)640 static void ls1088a_handle_phy_interface_rgmii(int dpmac_id)
641 {
642 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
643 u32 serdes1_prtcl, cfg;
644 struct mii_dev *bus;
645
646 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
647 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
648 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
649 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
650
651 switch (dpmac_id) {
652 case 4:
653 wriop_set_phy_address(dpmac_id, 0, RGMII_PHY1_ADDR);
654 dpmac_info[dpmac_id].board_mux = EMI1_RGMII1;
655 bus = mii_dev_for_muxval(EMI1_RGMII1);
656 wriop_set_mdio(dpmac_id, bus);
657 break;
658 case 5:
659 wriop_set_phy_address(dpmac_id, 0, RGMII_PHY2_ADDR);
660 dpmac_info[dpmac_id].board_mux = EMI1_RGMII2;
661 bus = mii_dev_for_muxval(EMI1_RGMII2);
662 wriop_set_mdio(dpmac_id, bus);
663 break;
664 default:
665 printf("qds: WRIOP: Unsupported RGMII SerDes Protocol 0x%02x\n",
666 serdes1_prtcl);
667 break;
668 }
669 }
670 #endif
671
board_eth_init(struct bd_info * bis)672 int board_eth_init(struct bd_info *bis)
673 {
674 int error = 0, i;
675 #ifdef CONFIG_FSL_MC_ENET
676 struct memac_mdio_info *memac_mdio0_info;
677 char *env_hwconfig = env_get("hwconfig");
678
679 initialize_dpmac_to_slot();
680
681 memac_mdio0_info = (struct memac_mdio_info *)malloc(
682 sizeof(struct memac_mdio_info));
683 memac_mdio0_info->regs =
684 (struct memac_mdio_controller *)
685 CONFIG_SYS_FSL_WRIOP1_MDIO1;
686 memac_mdio0_info->name = DEFAULT_WRIOP_MDIO1_NAME;
687
688 /* Register the real MDIO1 bus */
689 fm_memac_mdio_init(bis, memac_mdio0_info);
690 /* Register the muxing front-ends to the MDIO buses */
691 ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII1);
692 ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII2);
693 ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT1);
694
695 for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
696 switch (wriop_get_enet_if(i)) {
697 case PHY_INTERFACE_MODE_RGMII:
698 case PHY_INTERFACE_MODE_RGMII_ID:
699 ls1088a_handle_phy_interface_rgmii(i);
700 break;
701 case PHY_INTERFACE_MODE_QSGMII:
702 ls1088a_handle_phy_interface_qsgmii(i);
703 break;
704 case PHY_INTERFACE_MODE_SGMII:
705 ls1088a_handle_phy_interface_sgmii(i);
706 break;
707 case PHY_INTERFACE_MODE_XGMII:
708 ls1088a_handle_phy_interface_xsgmii(i);
709 break;
710 default:
711 break;
712
713 if (i == 16)
714 i = NUM_WRIOP_PORTS;
715 }
716 }
717
718 error = cpu_eth_init(bis);
719
720 if (hwconfig_f("xqsgmii", env_hwconfig)) {
721 for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
722 switch (wriop_get_enet_if(i)) {
723 case PHY_INTERFACE_MODE_QSGMII:
724 qsgmii_configure_repeater(i);
725 break;
726 case PHY_INTERFACE_MODE_SGMII:
727 sgmii_configure_repeater(i);
728 break;
729 default:
730 break;
731 }
732
733 if (i == 16)
734 i = NUM_WRIOP_PORTS;
735 }
736 }
737 #endif
738 error = pci_eth_init(bis);
739 return error;
740 }
741 #endif // !CONFIG_DM_ETH
742
743 #if defined(CONFIG_RESET_PHY_R)
reset_phy(void)744 void reset_phy(void)
745 {
746 mc_env_boot();
747 }
748 #endif /* CONFIG_RESET_PHY_R */
749
750 #if defined(CONFIG_DM_ETH) && defined(CONFIG_MULTI_DTB_FIT)
751
752 /* Structure to hold SERDES protocols supported in case of
753 * CONFIG_DM_ETH enabled (network interfaces are described in the DTS).
754 *
755 * @serdes_block: the index of the SERDES block
756 * @serdes_protocol: the decimal value of the protocol supported
757 * @dts_needed: DTS notes describing the current configuration are needed
758 *
759 * When dts_needed is true, the board_fit_config_name_match() function
760 * will try to exactly match the current configuration of the block with a DTS
761 * name provided.
762 */
763 static struct serdes_configuration {
764 u8 serdes_block;
765 u32 serdes_protocol;
766 bool dts_needed;
767 } supported_protocols[] = {
768 /* Serdes block #1 */
769 {1, 21, true},
770 {1, 29, true},
771 };
772
773 #define SUPPORTED_SERDES_PROTOCOLS ARRAY_SIZE(supported_protocols)
774
protocol_supported(u8 serdes_block,u32 protocol)775 static bool protocol_supported(u8 serdes_block, u32 protocol)
776 {
777 struct serdes_configuration serdes_conf;
778 int i;
779
780 for (i = 0; i < SUPPORTED_SERDES_PROTOCOLS; i++) {
781 serdes_conf = supported_protocols[i];
782 if (serdes_conf.serdes_block == serdes_block &&
783 serdes_conf.serdes_protocol == protocol)
784 return true;
785 }
786
787 return false;
788 }
789
get_str_protocol(u8 serdes_block,u32 protocol,char * str)790 static void get_str_protocol(u8 serdes_block, u32 protocol, char *str)
791 {
792 struct serdes_configuration serdes_conf;
793 int i;
794
795 for (i = 0; i < SUPPORTED_SERDES_PROTOCOLS; i++) {
796 serdes_conf = supported_protocols[i];
797 if (serdes_conf.serdes_block == serdes_block &&
798 serdes_conf.serdes_protocol == protocol) {
799 if (serdes_conf.dts_needed == true)
800 sprintf(str, "%u", protocol);
801 else
802 sprintf(str, "x");
803 return;
804 }
805 }
806 }
807
board_fit_config_name_match(const char * name)808 int board_fit_config_name_match(const char *name)
809 {
810 struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
811 char expected_dts[100];
812 char srds_s1_str[2];
813 u32 srds_s1, cfg;
814
815 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
816 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
817 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
818 srds_s1 = serdes_get_number(FSL_SRDS_1, cfg);
819
820 /* Check for supported protocols. The default DTS will be used
821 * in this case
822 */
823 if (!protocol_supported(1, srds_s1))
824 return -1;
825
826 get_str_protocol(1, srds_s1, srds_s1_str);
827
828 sprintf(expected_dts, "fsl-ls1088a-qds-%s-x", srds_s1_str);
829
830 if (!strcmp(name, expected_dts))
831 return 0;
832
833 return -1;
834 }
835 #endif
836