1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2009-2012 Freescale Semiconductor, Inc.
5 * Dave Liu <daveliu@freescale.com>
13 #include <dm/ofnode.h>
14 #include <linux/compat.h>
15 #include <phy_interface.h>
24 #include <fsl_dtsec.h>
26 #include <fsl_memac.h>
27 #include <linux/delay.h>
32 static struct eth_device *devlist[NUM_FM_PORTS];
33 static int num_controllers;
36 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) && !defined(BITBANGMII)
38 #define TBIANA_SETTINGS (TBIANA_ASYMMETRIC_PAUSE | TBIANA_SYMMETRIC_PAUSE | \
41 #define TBIANA_SGMII_ACK 0x4001
43 #define TBICR_SETTINGS (TBICR_ANEG_ENABLE | TBICR_RESTART_ANEG | \
44 TBICR_FULL_DUPLEX | TBICR_SPEED1_SET)
46 /* Configure the TBI for SGMII operation */
47 static void dtsec_configure_serdes(struct fm_eth *priv)
49 #ifdef CONFIG_SYS_FMAN_V3
52 bool sgmii_2500 = (priv->enet_if ==
53 PHY_INTERFACE_MODE_SGMII_2500) ? true : false;
57 bus.priv = priv->mac->phyregs;
59 bus.priv = priv->pcs_mdio;
60 bus.read = memac_mdio_read;
61 bus.write = memac_mdio_write;
62 bus.reset = memac_mdio_reset;
66 /* SGMII IF mode + AN enable only for 1G SGMII, not for 2.5G */
68 value = PHY_SGMII_CR_PHY_RESET |
69 PHY_SGMII_IF_SPEED_GIGABIT |
70 PHY_SGMII_IF_MODE_SGMII;
72 value = PHY_SGMII_IF_MODE_SGMII | PHY_SGMII_IF_MODE_AN;
74 for (j = 0; j <= 3; j++)
75 debug("dump PCS reg %#x: %#x\n", j,
76 memac_mdio_read(&bus, i, MDIO_DEVAD_NONE, j));
78 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x14, value);
80 /* Dev ability according to SGMII specification */
81 value = PHY_SGMII_DEV_ABILITY_SGMII;
82 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x4, value);
85 /* Adjust link timer for 2.5G SGMII,
86 * 1.6 ms in units of 3.2 ns:
87 * 1.6ms / 3.2ns = 5 * 10^5 = 0x7a120.
89 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x13, 0x0007);
90 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x12, 0xa120);
92 /* Adjust link timer for SGMII,
93 * 1.6 ms in units of 8 ns:
94 * 1.6ms / 8ns = 2 * 10^5 = 0x30d40.
96 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x13, 0x0003);
97 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x12, 0x0d40);
101 value = PHY_SGMII_CR_DEF_VAL | PHY_SGMII_CR_RESET_AN;
102 memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0, value);
104 if ((priv->enet_if == PHY_INTERFACE_MODE_QSGMII) && (i < 3)) {
109 struct dtsec *regs = priv->mac->base;
110 struct tsec_mii_mng *phyregs = priv->mac->phyregs;
113 * Access TBI PHY registers at given TSEC register offset as
114 * opposed to the register offset used for external PHY accesses
116 tsec_local_mdio_write(phyregs, in_be32(®s->tbipa), 0, TBI_TBICON,
118 tsec_local_mdio_write(phyregs, in_be32(®s->tbipa), 0, TBI_ANA,
120 tsec_local_mdio_write(phyregs, in_be32(®s->tbipa), 0,
121 TBI_CR, TBICR_SETTINGS);
125 static void dtsec_init_phy(struct fm_eth *fm_eth)
127 #ifndef CONFIG_SYS_FMAN_V3
128 struct dtsec *regs = (struct dtsec *)CONFIG_SYS_FSL_FM1_DTSEC1_ADDR;
130 /* Assign a Physical address to the TBI */
131 out_be32(®s->tbipa, CONFIG_SYS_TBIPA_VALUE);
134 if (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII ||
135 fm_eth->enet_if == PHY_INTERFACE_MODE_QSGMII ||
136 fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII_2500)
137 dtsec_configure_serdes(fm_eth);
140 #ifndef CONFIG_DM_ETH
142 static int tgec_is_fibre(struct fm_eth *fm)
146 sprintf(phyopt, "fsl_fm%d_xaui_phy", fm->fm_index + 1);
148 return hwconfig_arg_cmp(phyopt, "xfi");
151 #endif /* CONFIG_DM_ETH */
154 static u16 muram_readw(u16 *addr)
156 ulong base = (ulong)addr & ~0x3UL;
157 u32 val32 = in_be32((void *)base);
161 byte_pos = (ulong)addr & 0x3UL;
163 ret = (u16)(val32 & 0x0000ffff);
165 ret = (u16)((val32 & 0xffff0000) >> 16);
170 static void muram_writew(u16 *addr, u16 val)
172 ulong base = (ulong)addr & ~0x3UL;
173 u32 org32 = in_be32((void *)base);
177 byte_pos = (ulong)addr & 0x3UL;
179 val32 = (org32 & 0xffff0000) | val;
181 val32 = (org32 & 0x0000ffff) | ((u32)val << 16);
183 out_be32((void *)base, val32);
186 static void bmi_rx_port_disable(struct fm_bmi_rx_port *rx_port)
188 int timeout = 1000000;
190 clrbits_be32(&rx_port->fmbm_rcfg, FMBM_RCFG_EN);
192 /* wait until the rx port is not busy */
193 while ((in_be32(&rx_port->fmbm_rst) & FMBM_RST_BSY) && timeout--)
196 printf("%s - timeout\n", __func__);
199 static void bmi_rx_port_init(struct fm_bmi_rx_port *rx_port)
201 /* set BMI to independent mode, Rx port disable */
202 out_be32(&rx_port->fmbm_rcfg, FMBM_RCFG_IM);
203 /* clear FOF in IM case */
204 out_be32(&rx_port->fmbm_rim, 0);
205 /* Rx frame next engine -RISC */
206 out_be32(&rx_port->fmbm_rfne, NIA_ENG_RISC | NIA_RISC_AC_IM_RX);
207 /* Rx command attribute - no order, MR[3] = 1 */
208 clrbits_be32(&rx_port->fmbm_rfca, FMBM_RFCA_ORDER | FMBM_RFCA_MR_MASK);
209 setbits_be32(&rx_port->fmbm_rfca, FMBM_RFCA_MR(4));
210 /* enable Rx statistic counters */
211 out_be32(&rx_port->fmbm_rstc, FMBM_RSTC_EN);
212 /* disable Rx performance counters */
213 out_be32(&rx_port->fmbm_rpc, 0);
216 static void bmi_tx_port_disable(struct fm_bmi_tx_port *tx_port)
218 int timeout = 1000000;
220 clrbits_be32(&tx_port->fmbm_tcfg, FMBM_TCFG_EN);
222 /* wait until the tx port is not busy */
223 while ((in_be32(&tx_port->fmbm_tst) & FMBM_TST_BSY) && timeout--)
226 printf("%s - timeout\n", __func__);
229 static void bmi_tx_port_init(struct fm_bmi_tx_port *tx_port)
231 /* set BMI to independent mode, Tx port disable */
232 out_be32(&tx_port->fmbm_tcfg, FMBM_TCFG_IM);
233 /* Tx frame next engine -RISC */
234 out_be32(&tx_port->fmbm_tfne, NIA_ENG_RISC | NIA_RISC_AC_IM_TX);
235 out_be32(&tx_port->fmbm_tfene, NIA_ENG_RISC | NIA_RISC_AC_IM_TX);
236 /* Tx command attribute - no order, MR[3] = 1 */
237 clrbits_be32(&tx_port->fmbm_tfca, FMBM_TFCA_ORDER | FMBM_TFCA_MR_MASK);
238 setbits_be32(&tx_port->fmbm_tfca, FMBM_TFCA_MR(4));
239 /* enable Tx statistic counters */
240 out_be32(&tx_port->fmbm_tstc, FMBM_TSTC_EN);
241 /* disable Tx performance counters */
242 out_be32(&tx_port->fmbm_tpc, 0);
245 static int fm_eth_rx_port_parameter_init(struct fm_eth *fm_eth)
247 struct fm_port_global_pram *pram;
248 u32 pram_page_offset;
249 void *rx_bd_ring_base;
251 u32 bd_ring_base_lo, bd_ring_base_hi;
253 struct fm_port_bd *rxbd;
254 struct fm_port_qd *rxqd;
255 struct fm_bmi_rx_port *bmi_rx_port = fm_eth->rx_port;
258 /* alloc global parameter ram at MURAM */
259 pram = (struct fm_port_global_pram *)fm_muram_alloc(fm_eth->fm_index,
260 FM_PRAM_SIZE, FM_PRAM_ALIGN);
262 printf("%s: No muram for Rx global parameter\n", __func__);
266 fm_eth->rx_pram = pram;
268 /* parameter page offset to MURAM */
269 pram_page_offset = (void *)pram - fm_muram_base(fm_eth->fm_index);
271 /* enable global mode- snooping data buffers and BDs */
272 out_be32(&pram->mode, PRAM_MODE_GLOBAL);
274 /* init the Rx queue descriptor pionter */
275 out_be32(&pram->rxqd_ptr, pram_page_offset + 0x20);
277 /* set the max receive buffer length, power of 2 */
278 muram_writew(&pram->mrblr, MAX_RXBUF_LOG2);
280 /* alloc Rx buffer descriptors from main memory */
281 rx_bd_ring_base = malloc(sizeof(struct fm_port_bd)
283 if (!rx_bd_ring_base)
286 memset(rx_bd_ring_base, 0, sizeof(struct fm_port_bd)
289 /* alloc Rx buffer from main memory */
290 rx_buf_pool = malloc(MAX_RXBUF_LEN * RX_BD_RING_SIZE);
294 memset(rx_buf_pool, 0, MAX_RXBUF_LEN * RX_BD_RING_SIZE);
295 debug("%s: rx_buf_pool = %p\n", __func__, rx_buf_pool);
297 /* save them to fm_eth */
298 fm_eth->rx_bd_ring = rx_bd_ring_base;
299 fm_eth->cur_rxbd = rx_bd_ring_base;
300 fm_eth->rx_buf = rx_buf_pool;
302 /* init Rx BDs ring */
303 rxbd = (struct fm_port_bd *)rx_bd_ring_base;
304 for (i = 0; i < RX_BD_RING_SIZE; i++) {
305 muram_writew(&rxbd->status, RxBD_EMPTY);
306 muram_writew(&rxbd->len, 0);
307 buf_hi = upper_32_bits(virt_to_phys(rx_buf_pool +
309 buf_lo = lower_32_bits(virt_to_phys(rx_buf_pool +
311 muram_writew(&rxbd->buf_ptr_hi, (u16)buf_hi);
312 out_be32(&rxbd->buf_ptr_lo, buf_lo);
316 /* set the Rx queue descriptor */
318 muram_writew(&rxqd->gen, 0);
319 bd_ring_base_hi = upper_32_bits(virt_to_phys(rx_bd_ring_base));
320 bd_ring_base_lo = lower_32_bits(virt_to_phys(rx_bd_ring_base));
321 muram_writew(&rxqd->bd_ring_base_hi, (u16)bd_ring_base_hi);
322 out_be32(&rxqd->bd_ring_base_lo, bd_ring_base_lo);
323 muram_writew(&rxqd->bd_ring_size, sizeof(struct fm_port_bd)
325 muram_writew(&rxqd->offset_in, 0);
326 muram_writew(&rxqd->offset_out, 0);
328 /* set IM parameter ram pointer to Rx Frame Queue ID */
329 out_be32(&bmi_rx_port->fmbm_rfqid, pram_page_offset);
334 static int fm_eth_tx_port_parameter_init(struct fm_eth *fm_eth)
336 struct fm_port_global_pram *pram;
337 u32 pram_page_offset;
338 void *tx_bd_ring_base;
339 u32 bd_ring_base_lo, bd_ring_base_hi;
340 struct fm_port_bd *txbd;
341 struct fm_port_qd *txqd;
342 struct fm_bmi_tx_port *bmi_tx_port = fm_eth->tx_port;
345 /* alloc global parameter ram at MURAM */
346 pram = (struct fm_port_global_pram *)fm_muram_alloc(fm_eth->fm_index,
347 FM_PRAM_SIZE, FM_PRAM_ALIGN);
349 printf("%s: No muram for Tx global parameter\n", __func__);
352 fm_eth->tx_pram = pram;
354 /* parameter page offset to MURAM */
355 pram_page_offset = (void *)pram - fm_muram_base(fm_eth->fm_index);
357 /* enable global mode- snooping data buffers and BDs */
358 out_be32(&pram->mode, PRAM_MODE_GLOBAL);
360 /* init the Tx queue descriptor pionter */
361 out_be32(&pram->txqd_ptr, pram_page_offset + 0x40);
363 /* alloc Tx buffer descriptors from main memory */
364 tx_bd_ring_base = malloc(sizeof(struct fm_port_bd)
366 if (!tx_bd_ring_base)
369 memset(tx_bd_ring_base, 0, sizeof(struct fm_port_bd)
371 /* save it to fm_eth */
372 fm_eth->tx_bd_ring = tx_bd_ring_base;
373 fm_eth->cur_txbd = tx_bd_ring_base;
375 /* init Tx BDs ring */
376 txbd = (struct fm_port_bd *)tx_bd_ring_base;
377 for (i = 0; i < TX_BD_RING_SIZE; i++) {
378 muram_writew(&txbd->status, TxBD_LAST);
379 muram_writew(&txbd->len, 0);
380 muram_writew(&txbd->buf_ptr_hi, 0);
381 out_be32(&txbd->buf_ptr_lo, 0);
385 /* set the Tx queue decriptor */
387 bd_ring_base_hi = upper_32_bits(virt_to_phys(tx_bd_ring_base));
388 bd_ring_base_lo = lower_32_bits(virt_to_phys(tx_bd_ring_base));
389 muram_writew(&txqd->bd_ring_base_hi, (u16)bd_ring_base_hi);
390 out_be32(&txqd->bd_ring_base_lo, bd_ring_base_lo);
391 muram_writew(&txqd->bd_ring_size, sizeof(struct fm_port_bd)
393 muram_writew(&txqd->offset_in, 0);
394 muram_writew(&txqd->offset_out, 0);
396 /* set IM parameter ram pointer to Tx Confirmation Frame Queue ID */
397 out_be32(&bmi_tx_port->fmbm_tcfqid, pram_page_offset);
402 static int fm_eth_init(struct fm_eth *fm_eth)
406 ret = fm_eth_rx_port_parameter_init(fm_eth);
410 ret = fm_eth_tx_port_parameter_init(fm_eth);
417 static int fm_eth_startup(struct fm_eth *fm_eth)
419 struct fsl_enet_mac *mac;
424 /* Rx/TxBDs, Rx/TxQDs, Rx buff and parameter ram init */
425 ret = fm_eth_init(fm_eth);
428 /* setup the MAC controller */
431 /* For some reason we need to set SPEED_100 */
432 if (((fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII) ||
433 (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII_2500) ||
434 (fm_eth->enet_if == PHY_INTERFACE_MODE_QSGMII)) &&
436 mac->set_if_mode(mac, fm_eth->enet_if, SPEED_100);
438 /* init bmi rx port, IM mode and disable */
439 bmi_rx_port_init(fm_eth->rx_port);
440 /* init bmi tx port, IM mode and disable */
441 bmi_tx_port_init(fm_eth->tx_port);
446 static void fmc_tx_port_graceful_stop_enable(struct fm_eth *fm_eth)
448 struct fm_port_global_pram *pram;
450 pram = fm_eth->tx_pram;
451 /* graceful stop transmission of frames */
452 setbits_be32(&pram->mode, PRAM_MODE_GRACEFUL_STOP);
456 static void fmc_tx_port_graceful_stop_disable(struct fm_eth *fm_eth)
458 struct fm_port_global_pram *pram;
460 pram = fm_eth->tx_pram;
461 /* re-enable transmission of frames */
462 clrbits_be32(&pram->mode, PRAM_MODE_GRACEFUL_STOP);
466 #ifndef CONFIG_DM_ETH
467 static int fm_eth_open(struct eth_device *dev, struct bd_info *bd)
469 static int fm_eth_open(struct udevice *dev)
472 #ifndef CONFIG_DM_ETH
473 struct fm_eth *fm_eth = dev->priv;
475 struct eth_pdata *pdata = dev_get_platdata(dev);
476 struct fm_eth *fm_eth = dev_get_priv(dev);
478 unsigned char *enetaddr;
479 struct fsl_enet_mac *mac;
486 #ifndef CONFIG_DM_ETH
487 enetaddr = &dev->enetaddr[0];
489 enetaddr = pdata->enetaddr;
492 /* setup the MAC address */
493 if (enetaddr[0] & 0x01) {
494 printf("%s: MacAddress is multicast address\n", __func__);
496 enetaddr[5] = fm_eth->num;
498 mac->set_mac_addr(mac, enetaddr);
500 /* enable bmi Rx port */
501 setbits_be32(&fm_eth->rx_port->fmbm_rcfg, FMBM_RCFG_EN);
502 /* enable MAC rx/tx port */
503 mac->enable_mac(mac);
504 /* enable bmi Tx port */
505 setbits_be32(&fm_eth->tx_port->fmbm_tcfg, FMBM_TCFG_EN);
506 /* re-enable transmission of frame */
507 fmc_tx_port_graceful_stop_disable(fm_eth);
510 if (fm_eth->phydev) {
511 ret = phy_startup(fm_eth->phydev);
513 #ifndef CONFIG_DM_ETH
514 printf("%s: Could not initialize\n",
515 fm_eth->phydev->dev->name);
517 printf("%s: Could not initialize\n", dev->name);
525 fm_eth->phydev->speed = SPEED_1000;
526 fm_eth->phydev->link = 1;
527 fm_eth->phydev->duplex = DUPLEX_FULL;
530 /* set the MAC-PHY mode */
531 mac->set_if_mode(mac, fm_eth->enet_if, fm_eth->phydev->speed);
532 debug("MAC IF mode %d, speed %d, link %d\n", fm_eth->enet_if,
533 fm_eth->phydev->speed, fm_eth->phydev->link);
535 if (!fm_eth->phydev->link)
536 printf("%s: No link.\n", fm_eth->phydev->dev->name);
538 return fm_eth->phydev->link ? 0 : -1;
541 #ifndef CONFIG_DM_ETH
542 static void fm_eth_halt(struct eth_device *dev)
544 static void fm_eth_halt(struct udevice *dev)
547 struct fm_eth *fm_eth;
548 struct fsl_enet_mac *mac;
550 fm_eth = (struct fm_eth *)dev->priv;
553 /* graceful stop the transmission of frames */
554 fmc_tx_port_graceful_stop_enable(fm_eth);
555 /* disable bmi Tx port */
556 bmi_tx_port_disable(fm_eth->tx_port);
557 /* disable MAC rx/tx port */
558 mac->disable_mac(mac);
559 /* disable bmi Rx port */
560 bmi_rx_port_disable(fm_eth->rx_port);
564 phy_shutdown(fm_eth->phydev);
568 #ifndef CONFIG_DM_ETH
569 static int fm_eth_send(struct eth_device *dev, void *buf, int len)
571 static int fm_eth_send(struct udevice *dev, void *buf, int len)
574 struct fm_eth *fm_eth;
575 struct fm_port_global_pram *pram;
576 struct fm_port_bd *txbd, *txbd_base;
580 fm_eth = (struct fm_eth *)dev->priv;
581 pram = fm_eth->tx_pram;
582 txbd = fm_eth->cur_txbd;
584 /* find one empty TxBD */
585 for (i = 0; muram_readw(&txbd->status) & TxBD_READY; i++) {
588 printf("%s: Tx buffer not ready, txbd->status = 0x%x\n",
589 dev->name, muram_readw(&txbd->status));
594 muram_writew(&txbd->buf_ptr_hi, (u16)upper_32_bits(virt_to_phys(buf)));
595 out_be32(&txbd->buf_ptr_lo, lower_32_bits(virt_to_phys(buf)));
596 muram_writew(&txbd->len, len);
598 muram_writew(&txbd->status, TxBD_READY | TxBD_LAST);
601 /* update TxQD, let RISC to send the packet */
602 offset_in = muram_readw(&pram->txqd.offset_in);
603 offset_in += sizeof(struct fm_port_bd);
604 if (offset_in >= muram_readw(&pram->txqd.bd_ring_size))
606 muram_writew(&pram->txqd.offset_in, offset_in);
609 /* wait for buffer to be transmitted */
610 for (i = 0; muram_readw(&txbd->status) & TxBD_READY; i++) {
613 printf("%s: Tx error, txbd->status = 0x%x\n",
614 dev->name, muram_readw(&txbd->status));
619 /* advance the TxBD */
621 txbd_base = (struct fm_port_bd *)fm_eth->tx_bd_ring;
622 if (txbd >= (txbd_base + TX_BD_RING_SIZE))
624 /* update current txbd */
625 fm_eth->cur_txbd = (void *)txbd;
630 static struct fm_port_bd *fm_eth_free_one(struct fm_eth *fm_eth,
631 struct fm_port_bd *rxbd)
633 struct fm_port_global_pram *pram;
634 struct fm_port_bd *rxbd_base;
637 pram = fm_eth->rx_pram;
639 /* clear the RxBDs */
640 muram_writew(&rxbd->status, RxBD_EMPTY);
641 muram_writew(&rxbd->len, 0);
646 rxbd_base = (struct fm_port_bd *)fm_eth->rx_bd_ring;
647 if (rxbd >= (rxbd_base + RX_BD_RING_SIZE))
651 offset_out = muram_readw(&pram->rxqd.offset_out);
652 offset_out += sizeof(struct fm_port_bd);
653 if (offset_out >= muram_readw(&pram->rxqd.bd_ring_size))
655 muram_writew(&pram->rxqd.offset_out, offset_out);
661 #ifndef CONFIG_DM_ETH
662 static int fm_eth_recv(struct eth_device *dev)
664 static int fm_eth_recv(struct udevice *dev, int flags, uchar **packetp)
667 struct fm_eth *fm_eth = (struct fm_eth *)dev->priv;
668 struct fm_port_bd *rxbd = fm_eth->cur_rxbd;
674 status = muram_readw(&rxbd->status);
676 while (!(status & RxBD_EMPTY)) {
677 if (!(status & RxBD_ERROR)) {
678 buf_hi = muram_readw(&rxbd->buf_ptr_hi);
679 buf_lo = in_be32(&rxbd->buf_ptr_lo);
680 data = (u8 *)((ulong)(buf_hi << 16) << 16 | buf_lo);
681 len = muram_readw(&rxbd->len);
682 #ifndef CONFIG_DM_ETH
683 net_process_received_packet(data, len);
689 printf("%s: Rx error\n", dev->name);
693 /* free current bd, advance to next one */
694 rxbd = fm_eth_free_one(fm_eth, rxbd);
696 /* read next status */
697 status = muram_readw(&rxbd->status);
699 fm_eth->cur_rxbd = (void *)rxbd;
705 static int fm_eth_free_pkt(struct udevice *dev, uchar *packet, int length)
707 struct fm_eth *fm_eth = (struct fm_eth *)dev->priv;
709 fm_eth->cur_rxbd = fm_eth_free_one(fm_eth, fm_eth->cur_rxbd);
713 #endif /* CONFIG_DM_ETH */
715 #ifndef CONFIG_DM_ETH
716 static int fm_eth_init_mac(struct fm_eth *fm_eth, struct ccsr_fman *reg)
718 struct fsl_enet_mac *mac;
720 void *base, *phyregs = NULL;
724 #ifdef CONFIG_SYS_FMAN_V3
725 #ifndef CONFIG_FSL_FM_10GEC_REGULAR_NOTATION
726 if (fm_eth->type == FM_ETH_10G_E) {
727 /* 10GEC1/10GEC2 use mEMAC9/mEMAC10 on T2080/T4240.
728 * 10GEC3/10GEC4 use mEMAC1/mEMAC2 on T2080.
729 * 10GEC1 uses mEMAC1 on T1024.
730 * so it needs to change the num.
732 if (fm_eth->num >= 2)
738 base = ®->memac[num].fm_memac;
739 phyregs = ®->memac[num].fm_memac_mdio;
741 /* Get the mac registers base address */
742 if (fm_eth->type == FM_ETH_1G_E) {
743 base = ®->mac_1g[num].fm_dtesc;
744 phyregs = ®->mac_1g[num].fm_mdio.miimcfg;
746 base = ®->mac_10g[num].fm_10gec;
747 phyregs = ®->mac_10g[num].fm_10gec_mdio;
751 /* alloc mac controller */
752 mac = malloc(sizeof(struct fsl_enet_mac));
755 memset(mac, 0, sizeof(struct fsl_enet_mac));
757 /* save the mac to fm_eth struct */
760 #ifdef CONFIG_SYS_FMAN_V3
761 init_memac(mac, base, phyregs, MAX_RXBUF_LEN);
763 if (fm_eth->type == FM_ETH_1G_E)
764 init_dtsec(mac, base, phyregs, MAX_RXBUF_LEN);
766 init_tgec(mac, base, phyregs, MAX_RXBUF_LEN);
771 #else /* CONFIG_DM_ETH */
772 static int fm_eth_init_mac(struct fm_eth *fm_eth, void *reg)
774 #ifndef CONFIG_SYS_FMAN_V3
778 fm_eth->mac = kzalloc(sizeof(*fm_eth->mac), GFP_KERNEL);
782 #ifndef CONFIG_SYS_FMAN_V3
783 mdio = fman_mdio(fm_eth->dev->parent, fm_eth->mac_type, fm_eth->num);
784 debug("MDIO %d @ %p\n", fm_eth->num, mdio);
787 switch (fm_eth->mac_type) {
788 #ifdef CONFIG_SYS_FMAN_V3
790 init_memac(fm_eth->mac, reg, NULL, MAX_RXBUF_LEN);
794 init_dtsec(fm_eth->mac, reg, mdio, MAX_RXBUF_LEN);
797 init_tgec(fm_eth->mac, reg, mdio, MAX_RXBUF_LEN);
804 #endif /* CONFIG_DM_ETH */
806 static int init_phy(struct fm_eth *fm_eth)
809 u32 supported = PHY_GBIT_FEATURES;
810 #ifndef CONFIG_DM_ETH
811 struct phy_device *phydev = NULL;
814 if (fm_eth->type == FM_ETH_10G_E)
815 supported = PHY_10G_FEATURES;
816 if (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII_2500)
817 supported |= SUPPORTED_2500baseX_Full;
820 if (fm_eth->type == FM_ETH_1G_E)
821 dtsec_init_phy(fm_eth);
825 #ifdef CONFIG_DM_MDIO
826 fm_eth->phydev = dm_eth_phy_connect(fm_eth->dev);
830 fm_eth->phydev->advertising &= supported;
831 fm_eth->phydev->supported &= supported;
833 phy_config(fm_eth->phydev);
835 #else /* CONFIG_DM_ETH */
838 phydev = phy_connect(fm_eth->bus, fm_eth->phyaddr, fm_eth->dev,
841 printf("Failed to connect\n");
848 if (fm_eth->type == FM_ETH_1G_E) {
849 supported = (SUPPORTED_10baseT_Half |
850 SUPPORTED_10baseT_Full |
851 SUPPORTED_100baseT_Half |
852 SUPPORTED_100baseT_Full |
853 SUPPORTED_1000baseT_Full);
855 supported = SUPPORTED_10000baseT_Full;
857 if (tgec_is_fibre(fm_eth))
858 phydev->port = PORT_FIBRE;
861 phydev->supported &= supported;
862 phydev->advertising = phydev->supported;
864 fm_eth->phydev = phydev;
868 #endif /* CONFIG_DM_ETH */
872 #ifndef CONFIG_DM_ETH
873 int fm_eth_initialize(struct ccsr_fman *reg, struct fm_eth_info *info)
875 struct eth_device *dev;
876 struct fm_eth *fm_eth;
877 int i, num = info->num;
880 /* alloc eth device */
881 dev = (struct eth_device *)malloc(sizeof(struct eth_device));
884 memset(dev, 0, sizeof(struct eth_device));
886 /* alloc the FMan ethernet private struct */
887 fm_eth = (struct fm_eth *)malloc(sizeof(struct fm_eth));
890 memset(fm_eth, 0, sizeof(struct fm_eth));
892 /* save off some things we need from the info struct */
893 fm_eth->fm_index = info->index - 1; /* keep as 0 based for muram */
895 fm_eth->type = info->type;
897 fm_eth->rx_port = (void *)®->port[info->rx_port_id - 1].fm_bmi;
898 fm_eth->tx_port = (void *)®->port[info->tx_port_id - 1].fm_bmi;
900 /* set the ethernet max receive length */
901 fm_eth->max_rx_len = MAX_RXBUF_LEN;
903 /* init global mac structure */
904 ret = fm_eth_init_mac(fm_eth, reg);
908 /* keep same as the manual, we call FMAN1, FMAN2, DTSEC1, DTSEC2, etc */
909 if (fm_eth->type == FM_ETH_1G_E)
910 sprintf(dev->name, "FM%d@DTSEC%d", info->index, num + 1);
912 sprintf(dev->name, "FM%d@TGEC%d", info->index, num + 1);
914 devlist[num_controllers++] = dev;
916 dev->priv = (void *)fm_eth;
917 dev->init = fm_eth_open;
918 dev->halt = fm_eth_halt;
919 dev->send = fm_eth_send;
920 dev->recv = fm_eth_recv;
922 fm_eth->bus = info->bus;
923 fm_eth->phyaddr = info->phy_addr;
924 fm_eth->enet_if = info->enet_if;
926 /* startup the FM im */
927 ret = fm_eth_startup(fm_eth);
933 /* clear the ethernet address */
934 for (i = 0; i < 6; i++)
935 dev->enetaddr[i] = 0;
940 #else /* CONFIG_DM_ETH */
942 phy_interface_t fman_read_sys_if(struct udevice *dev)
946 if_str = ofnode_read_string(dev->node, "phy-connection-type");
947 debug("MAC system interface mode %s\n", if_str);
949 return phy_get_interface_by_name(if_str);
953 static int fm_eth_bind(struct udevice *dev)
958 if (ofnode_read_u32(ofnode_get_parent(dev->node), "cell-index", &fm)) {
959 printf("FMan node property cell-index missing\n");
963 if (dev && dev_read_u32(dev, "cell-index", &num)) {
964 printf("FMan MAC node property cell-index missing\n");
968 sprintf(mac_name, "fm%d-mac%d", fm + 1, num + 1);
969 device_set_name(dev, mac_name);
971 debug("%s - binding %s\n", __func__, mac_name);
976 static struct udevice *fm_get_internal_mdio(struct udevice *dev)
978 struct ofnode_phandle_args phandle = {.node = ofnode_null()};
979 struct udevice *mdiodev;
981 if (dev_read_phandle_with_args(dev, "pcsphy-handle", NULL,
983 !ofnode_valid(phandle.node)) {
984 if (dev_read_phandle_with_args(dev, "tbi-handle", NULL,
986 !ofnode_valid(phandle.node)) {
987 printf("Issue reading pcsphy-handle/tbi-handle for MAC %s\n",
993 if (uclass_get_device_by_ofnode(UCLASS_MDIO,
994 ofnode_get_parent(phandle.node),
996 printf("can't find MDIO bus for node %s\n",
997 ofnode_get_name(ofnode_get_parent(phandle.node)));
1000 debug("Found internal MDIO bus %p\n", mdiodev);
1005 static int fm_eth_probe(struct udevice *dev)
1007 struct fm_eth *fm_eth = (struct fm_eth *)dev->priv;
1008 struct ofnode_phandle_args args;
1012 debug("%s enter for dev %p fm_eth %p - %s\n", __func__, dev, fm_eth,
1013 (dev) ? dev->name : "-");
1016 printf("%s already probed, exit\n", (dev) ? dev->name : "-");
1021 fm_eth->fm_index = fman_id(dev->parent);
1022 reg = (void *)(uintptr_t)dev_read_addr(dev);
1023 fm_eth->mac_type = dev_get_driver_data(dev);
1024 #ifdef CONFIG_PHYLIB
1025 fm_eth->enet_if = fman_read_sys_if(dev);
1027 fm_eth->enet_if = PHY_INTERFACE_MODE_SGMII;
1028 printf("%s: warning - unable to determine interface type\n", __func__);
1030 switch (fm_eth->mac_type) {
1031 #ifndef CONFIG_SYS_FMAN_V3
1033 fm_eth->type = FM_ETH_10G_E;
1038 /* default to 1G, 10G is indicated by port property in dts */
1040 fm_eth->type = FM_ETH_1G_E;
1044 if (dev_read_u32(dev, "cell-index", &fm_eth->num)) {
1045 printf("FMan MAC node property cell-index missing\n");
1049 if (dev_read_phandle_with_args(dev, "fsl,fman-ports", NULL,
1051 goto ports_ref_failure;
1052 index = ofnode_read_u32_default(args.node, "cell-index", 0);
1054 goto ports_ref_failure;
1055 fm_eth->rx_port = fman_port(dev->parent, index);
1057 if (ofnode_read_bool(args.node, "fsl,fman-10g-port"))
1058 fm_eth->type = FM_ETH_10G_E;
1060 if (dev_read_phandle_with_args(dev, "fsl,fman-ports", NULL,
1062 goto ports_ref_failure;
1063 index = ofnode_read_u32_default(args.node, "cell-index", 0);
1065 goto ports_ref_failure;
1066 fm_eth->tx_port = fman_port(dev->parent, index);
1068 /* set the ethernet max receive length */
1069 fm_eth->max_rx_len = MAX_RXBUF_LEN;
1071 switch (fm_eth->enet_if) {
1072 case PHY_INTERFACE_MODE_QSGMII:
1073 /* all PCS blocks are accessed on one controller */
1074 if (fm_eth->num != 0)
1076 case PHY_INTERFACE_MODE_SGMII:
1077 case PHY_INTERFACE_MODE_SGMII_2500:
1078 fm_eth->pcs_mdio = fm_get_internal_mdio(dev);
1084 /* init global mac structure */
1085 ret = fm_eth_init_mac(fm_eth, reg);
1089 /* startup the FM im */
1090 ret = fm_eth_startup(fm_eth);
1093 ret = init_phy(fm_eth);
1098 printf("Issue reading fsl,fman-ports for MAC %s\n", dev->name);
1102 static int fm_eth_remove(struct udevice *dev)
1107 static const struct eth_ops fm_eth_ops = {
1108 .start = fm_eth_open,
1109 .send = fm_eth_send,
1110 .recv = fm_eth_recv,
1111 .free_pkt = fm_eth_free_pkt,
1112 .stop = fm_eth_halt,
1115 static const struct udevice_id fm_eth_ids[] = {
1116 #ifdef CONFIG_SYS_FMAN_V3
1117 { .compatible = "fsl,fman-memac", .data = FM_MEMAC },
1119 { .compatible = "fsl,fman-dtsec", .data = FM_DTSEC },
1120 { .compatible = "fsl,fman-xgec", .data = FM_TGEC },
1125 U_BOOT_DRIVER(eth_fman) = {
1128 .of_match = fm_eth_ids,
1129 .bind = fm_eth_bind,
1130 .probe = fm_eth_probe,
1131 .remove = fm_eth_remove,
1133 .priv_auto_alloc_size = sizeof(struct fm_eth),
1134 .platdata_auto_alloc_size = sizeof(struct eth_pdata),
1135 .flags = DM_FLAG_ALLOC_PRIV_DMA,
1137 #endif /* CONFIG_DM_ETH */