4 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/fsl_serdes.h>
17 #include <fsl-mc/ldpaa_wriop.h>
19 #include "../common/qixis.h"
21 #include "ls1088a_qixis.h"
23 #define MC_BOOT_ENV_VAR "mcinitcmd"
25 #ifdef CONFIG_FSL_MC_ENET
29 /* - In LS1088A A there are only 16 SERDES lanes, spread across 2 SERDES banks.
30 * Bank 1 -> Lanes A, B, C, D,
31 * Bank 2 -> Lanes A,B, C, D,
34 /* Mapping of 8 SERDES lanes to LS1088A QDS board slots. A value of '0' here
35 * means that the mapping must be determined dynamically, or that the lane
36 * maps to something other than a board slot.
39 static u8 lane_to_slot_fsm1[] = {
40 0, 0, 0, 0, 0, 0, 0, 0
43 /* On the Vitesse VSC8234XHG SGMII riser card there are 4 SGMII PHYs
47 static int xqsgii_riser_phy_addr[] = {
48 XQSGMII_CARD_PHY1_PORT0_ADDR,
49 XQSGMII_CARD_PHY2_PORT0_ADDR,
50 XQSGMII_CARD_PHY3_PORT0_ADDR,
51 XQSGMII_CARD_PHY4_PORT0_ADDR,
52 XQSGMII_CARD_PHY3_PORT2_ADDR,
53 XQSGMII_CARD_PHY1_PORT2_ADDR,
54 XQSGMII_CARD_PHY4_PORT2_ADDR,
55 XQSGMII_CARD_PHY2_PORT2_ADDR,
58 static int sgmii_riser_phy_addr[] = {
59 SGMII_CARD_PORT1_PHY_ADDR,
60 SGMII_CARD_PORT2_PHY_ADDR,
61 SGMII_CARD_PORT3_PHY_ADDR,
62 SGMII_CARD_PORT4_PHY_ADDR,
65 /* Slot2 does not have EMI connections */
71 static const char * const mdio_names[] = {
75 DEFAULT_WRIOP_MDIO2_NAME,
78 struct ls1088a_qds_mdio {
80 struct mii_dev *realbus;
83 static void sgmii_configure_repeater(int dpmac)
89 const char *dev = "LS1088A_QDS_MDIO2";
90 int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b};
94 uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7};
95 uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84};
96 uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7};
97 uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84};
99 /* Set I2c to Slot 1 */
100 i2c_write(0x77, 0, 0, &a, 1);
104 i2c_phy_addr = i2c_addr[1];
108 i2c_phy_addr = i2c_addr[0];
112 i2c_phy_addr = i2c_addr[3];
116 i2c_phy_addr = i2c_addr[2];
121 /* Check the PHY status */
122 ret = miiphy_set_current_dev(dev);
126 bus = mdio_get_current_dev();
127 debug("Reading from bus %s\n", bus->name);
129 ret = miiphy_write(dev, phy_addr, 0x1f, 3);
134 ret = miiphy_read(dev, phy_addr, 0x11, &value);
140 if ((value & 0xfff) == 0x401) {
141 miiphy_write(dev, phy_addr, 0x1f, 0);
142 printf("DPMAC %d:PHY is ..... Configured\n", dpmac);
146 for (i = 0; i < 4; i++) {
147 for (j = 0; j < 4; j++) {
149 i2c_write(i2c_phy_addr, 6, 1, &a, 1);
151 i2c_write(i2c_phy_addr, 4, 1, &a, 1);
153 i2c_write(i2c_phy_addr, 8, 1, &a, 1);
155 i2c_write(i2c_phy_addr, 0xf, 1,
157 i2c_write(i2c_phy_addr, 0x11, 1,
160 i2c_write(i2c_phy_addr, 0x16, 1,
162 i2c_write(i2c_phy_addr, 0x18, 1,
166 i2c_write(i2c_phy_addr, 0x23, 1, &a, 1);
168 i2c_write(i2c_phy_addr, 0x2d, 1, &a, 1);
170 i2c_write(i2c_phy_addr, 4, 1, &a, 1);
172 ret = miiphy_read(dev, phy_addr, 0x11, &value);
177 ret = miiphy_read(dev, phy_addr, 0x11, &value);
181 if ((value & 0xfff) == 0x401) {
182 printf("DPMAC %d :PHY is configured ",
184 printf("after setting repeater 0x%x\n",
189 printf("DPMAC %d :PHY is failed to ",
191 printf("configure the repeater 0x%x\n", value);
195 miiphy_write(dev, phy_addr, 0x1f, 0);
198 printf("DPMAC %d ..... FAILED to configure PHY\n", dpmac);
202 static void qsgmii_configure_repeater(int dpmac)
206 int i2c_phy_addr = 0;
208 int i2c_addr[] = {0x58, 0x59, 0x5a, 0x5b};
210 uint8_t ch_a_eq[] = {0x1, 0x2, 0x3, 0x7};
211 uint8_t ch_a_ctl2[] = {0x81, 0x82, 0x83, 0x84};
212 uint8_t ch_b_eq[] = {0x1, 0x2, 0x3, 0x7};
213 uint8_t ch_b_ctl2[] = {0x81, 0x82, 0x83, 0x84};
215 const char *dev = mdio_names[EMI1_SLOT1];
217 unsigned short value;
219 /* Set I2c to Slot 1 */
220 i2c_write(0x77, 0, 0, &a, 1);
227 i2c_phy_addr = i2c_addr[2];
235 i2c_phy_addr = i2c_addr[3];
240 /* Check the PHY status */
241 ret = miiphy_set_current_dev(dev);
242 ret = miiphy_write(dev, phy_addr, 0x1f, 3);
244 ret = miiphy_read(dev, phy_addr, 0x11, &value);
246 ret = miiphy_read(dev, phy_addr, 0x11, &value);
248 if ((value & 0xf) == 0xf) {
249 miiphy_write(dev, phy_addr, 0x1f, 0);
250 printf("DPMAC %d :PHY is ..... Configured\n", dpmac);
254 for (i = 0; i < 4; i++) {
255 for (j = 0; j < 4; j++) {
257 i2c_write(i2c_phy_addr, 6, 1, &a, 1);
259 i2c_write(i2c_phy_addr, 4, 1, &a, 1);
261 i2c_write(i2c_phy_addr, 8, 1, &a, 1);
263 i2c_write(i2c_phy_addr, 0xf, 1, &ch_a_eq[i], 1);
264 i2c_write(i2c_phy_addr, 0x11, 1, &ch_a_ctl2[j], 1);
266 i2c_write(i2c_phy_addr, 0x16, 1, &ch_b_eq[i], 1);
267 i2c_write(i2c_phy_addr, 0x18, 1, &ch_b_ctl2[j], 1);
270 i2c_write(i2c_phy_addr, 0x23, 1, &a, 1);
272 i2c_write(i2c_phy_addr, 0x2d, 1, &a, 1);
274 i2c_write(i2c_phy_addr, 4, 1, &a, 1);
276 ret = miiphy_read(dev, phy_addr, 0x11, &value);
280 ret = miiphy_read(dev, phy_addr, 0x11, &value);
284 if ((value & 0xf) == 0xf) {
285 miiphy_write(dev, phy_addr, 0x1f, 0);
286 printf("DPMAC %d :PHY is ..... Configured\n",
293 printf("DPMAC %d :PHY ..... FAILED to configure PHY\n", dpmac);
297 static const char *ls1088a_qds_mdio_name_for_muxval(u8 muxval)
299 return mdio_names[muxval];
302 struct mii_dev *mii_dev_for_muxval(u8 muxval)
305 const char *name = ls1088a_qds_mdio_name_for_muxval(muxval);
308 printf("No bus for muxval %x\n", muxval);
312 bus = miiphy_get_dev_by_name(name);
315 printf("No bus by name %s\n", name);
322 static void ls1088a_qds_enable_SFP_TX(u8 muxval)
326 brdcfg9 = QIXIS_READ(brdcfg[9]);
327 brdcfg9 &= ~BRDCFG9_SFPTX_MASK;
328 brdcfg9 |= (muxval << BRDCFG9_SFPTX_SHIFT);
329 QIXIS_WRITE(brdcfg[9], brdcfg9);
332 static void ls1088a_qds_mux_mdio(u8 muxval)
337 brdcfg4 = QIXIS_READ(brdcfg[4]);
338 brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
339 brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
340 QIXIS_WRITE(brdcfg[4], brdcfg4);
344 static int ls1088a_qds_mdio_read(struct mii_dev *bus, int addr,
345 int devad, int regnum)
347 struct ls1088a_qds_mdio *priv = bus->priv;
349 ls1088a_qds_mux_mdio(priv->muxval);
351 return priv->realbus->read(priv->realbus, addr, devad, regnum);
354 static int ls1088a_qds_mdio_write(struct mii_dev *bus, int addr, int devad,
355 int regnum, u16 value)
357 struct ls1088a_qds_mdio *priv = bus->priv;
359 ls1088a_qds_mux_mdio(priv->muxval);
361 return priv->realbus->write(priv->realbus, addr, devad, regnum, value);
364 static int ls1088a_qds_mdio_reset(struct mii_dev *bus)
366 struct ls1088a_qds_mdio *priv = bus->priv;
368 return priv->realbus->reset(priv->realbus);
371 static int ls1088a_qds_mdio_init(char *realbusname, u8 muxval)
373 struct ls1088a_qds_mdio *pmdio;
374 struct mii_dev *bus = mdio_alloc();
377 printf("Failed to allocate ls1088a_qds MDIO bus\n");
381 pmdio = malloc(sizeof(*pmdio));
383 printf("Failed to allocate ls1088a_qds private data\n");
388 bus->read = ls1088a_qds_mdio_read;
389 bus->write = ls1088a_qds_mdio_write;
390 bus->reset = ls1088a_qds_mdio_reset;
391 sprintf(bus->name, ls1088a_qds_mdio_name_for_muxval(muxval));
393 pmdio->realbus = miiphy_get_dev_by_name(realbusname);
395 if (!pmdio->realbus) {
396 printf("No bus with name %s\n", realbusname);
402 pmdio->muxval = muxval;
405 return mdio_register(bus);
409 * Initialize the dpmac_info array.
412 static void initialize_dpmac_to_slot(void)
414 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
415 u32 serdes1_prtcl, cfg;
417 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
418 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
419 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
420 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
422 switch (serdes1_prtcl) {
424 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
426 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
427 lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1;
428 lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1;
429 lane_to_slot_fsm1[3] = EMI1_SLOT1 - 1;
433 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
435 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
436 lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1;
437 lane_to_slot_fsm1[2] = EMI_NONE;
438 lane_to_slot_fsm1[3] = EMI_NONE;
441 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
443 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
444 lane_to_slot_fsm1[1] = EMI1_SLOT1 - 1;
445 lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1;
446 lane_to_slot_fsm1[3] = EMI_NONE;
449 printf("qds: WRIOP: Supported SerDes1 Protocol 0x%02x\n",
451 lane_to_slot_fsm1[0] = EMI1_SLOT1 - 1;
452 lane_to_slot_fsm1[1] = EMI_NONE;
453 lane_to_slot_fsm1[2] = EMI1_SLOT1 - 1;
454 lane_to_slot_fsm1[3] = EMI1_SLOT1 - 1;
458 printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n",
459 __func__, serdes1_prtcl);
464 void ls1088a_handle_phy_interface_sgmii(int dpmac_id)
467 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
468 u32 serdes1_prtcl, cfg;
470 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
471 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
472 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
473 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
476 char *env_hwconfig = env_get("hwconfig");
478 if (hwconfig_f("xqsgmii", env_hwconfig))
479 riser_phy_addr = &xqsgii_riser_phy_addr[0];
481 riser_phy_addr = &sgmii_riser_phy_addr[0];
483 switch (serdes1_prtcl) {
490 wriop_set_phy_address(dpmac_id, riser_phy_addr[1]);
493 wriop_set_phy_address(dpmac_id, riser_phy_addr[0]);
496 wriop_set_phy_address(dpmac_id, riser_phy_addr[3]);
499 wriop_set_phy_address(dpmac_id, riser_phy_addr[2]);
502 printf("WRIOP: Wrong DPMAC%d set to SGMII", dpmac_id);
507 printf("%s qds: WRIOP: Unsupported SerDes1 Protocol 0x%02x\n",
508 __func__, serdes1_prtcl);
511 dpmac_info[dpmac_id].board_mux = EMI1_SLOT1;
512 bus = mii_dev_for_muxval(EMI1_SLOT1);
513 wriop_set_mdio(dpmac_id, bus);
516 void ls1088a_handle_phy_interface_qsgmii(int dpmac_id)
519 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
520 u32 serdes1_prtcl, cfg;
522 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
523 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
524 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
525 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
527 switch (serdes1_prtcl) {
535 wriop_set_phy_address(dpmac_id, dpmac_id + 9);
541 wriop_set_phy_address(dpmac_id, dpmac_id + 1);
545 dpmac_info[dpmac_id].board_mux = EMI1_SLOT1;
546 bus = mii_dev_for_muxval(EMI1_SLOT1);
547 wriop_set_mdio(dpmac_id, bus);
550 printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n",
556 void ls1088a_handle_phy_interface_xsgmii(int i)
558 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
559 u32 serdes1_prtcl, cfg;
561 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
562 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
563 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
564 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
566 switch (serdes1_prtcl) {
570 wriop_set_phy_address(i, i + 26);
571 ls1088a_qds_enable_SFP_TX(SFP_TX);
574 printf("qds: WRIOP: Unsupported SerDes Protocol 0x%02x\n",
580 static void ls1088a_handle_phy_interface_rgmii(int dpmac_id)
582 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
583 u32 serdes1_prtcl, cfg;
586 cfg = in_le32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]) &
587 FSL_CHASSIS3_SRDS1_PRTCL_MASK;
588 cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
589 serdes1_prtcl = serdes_get_number(FSL_SRDS_1, cfg);
593 wriop_set_phy_address(dpmac_id, RGMII_PHY1_ADDR);
594 dpmac_info[dpmac_id].board_mux = EMI1_RGMII1;
595 bus = mii_dev_for_muxval(EMI1_RGMII1);
596 wriop_set_mdio(dpmac_id, bus);
599 wriop_set_phy_address(dpmac_id, RGMII_PHY2_ADDR);
600 dpmac_info[dpmac_id].board_mux = EMI1_RGMII2;
601 bus = mii_dev_for_muxval(EMI1_RGMII2);
602 wriop_set_mdio(dpmac_id, bus);
605 printf("qds: WRIOP: Unsupported RGMII SerDes Protocol 0x%02x\n",
612 int board_eth_init(bd_t *bis)
615 char *mc_boot_env_var;
616 #ifdef CONFIG_FSL_MC_ENET
617 struct memac_mdio_info *memac_mdio0_info;
618 char *env_hwconfig = env_get("hwconfig");
620 initialize_dpmac_to_slot();
622 memac_mdio0_info = (struct memac_mdio_info *)malloc(
623 sizeof(struct memac_mdio_info));
624 memac_mdio0_info->regs =
625 (struct memac_mdio_controller *)
626 CONFIG_SYS_FSL_WRIOP1_MDIO1;
627 memac_mdio0_info->name = DEFAULT_WRIOP_MDIO1_NAME;
629 /* Register the real MDIO1 bus */
630 fm_memac_mdio_init(bis, memac_mdio0_info);
631 /* Register the muxing front-ends to the MDIO buses */
632 ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII1);
633 ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII2);
634 ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_SLOT1);
636 for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
637 switch (wriop_get_enet_if(i)) {
638 case PHY_INTERFACE_MODE_RGMII:
639 ls1088a_handle_phy_interface_rgmii(i);
641 case PHY_INTERFACE_MODE_QSGMII:
642 ls1088a_handle_phy_interface_qsgmii(i);
644 case PHY_INTERFACE_MODE_SGMII:
645 ls1088a_handle_phy_interface_sgmii(i);
647 case PHY_INTERFACE_MODE_XGMII:
648 ls1088a_handle_phy_interface_xsgmii(i);
658 mc_boot_env_var = env_get(MC_BOOT_ENV_VAR);
660 run_command_list(mc_boot_env_var, -1, 0);
661 error = cpu_eth_init(bis);
663 if (hwconfig_f("xqsgmii", env_hwconfig)) {
664 for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
665 switch (wriop_get_enet_if(i)) {
666 case PHY_INTERFACE_MODE_QSGMII:
667 qsgmii_configure_repeater(i);
669 case PHY_INTERFACE_MODE_SGMII:
670 sgmii_configure_repeater(i);
681 error = pci_eth_init(bis);