2 * Freescale Three Speed Ethernet Controller driver
4 * This software may be used and distributed according to the
5 * terms of the GNU Public License, Version 2, incorporated
8 * Copyright 2004-2009 Freescale Semiconductor, Inc.
9 * (C) Copyright 2003, Motorola, Inc.
20 #include <asm/errno.h>
24 DECLARE_GLOBAL_DATA_PTR;
28 static uint rxIdx; /* index of the current RX buffer */
29 static uint txIdx; /* index of the current TX buffer */
31 typedef volatile struct rtxbd {
32 txbd8_t txbd[TX_BUF_CNT];
33 rxbd8_t rxbd[PKTBUFSRX];
36 #define MAXCONTROLLERS (8)
38 static struct tsec_private *privlist[MAXCONTROLLERS];
39 static int num_tsecs = 0;
42 static RTXBD rtx __attribute__ ((aligned(8)));
44 #error "rtx must be 64-bit aligned"
47 static int tsec_send(struct eth_device *dev,
48 volatile void *packet, int length);
49 static int tsec_recv(struct eth_device *dev);
50 static int tsec_init(struct eth_device *dev, bd_t * bd);
51 static int tsec_initialize(bd_t * bis, struct tsec_info_struct *tsec_info);
52 static void tsec_halt(struct eth_device *dev);
53 static void init_registers(volatile tsec_t * regs);
54 static void startup_tsec(struct eth_device *dev);
55 static int init_phy(struct eth_device *dev);
56 void write_phy_reg(struct tsec_private *priv, uint regnum, uint value);
57 uint read_phy_reg(struct tsec_private *priv, uint regnum);
58 static struct phy_info *get_phy_info(struct eth_device *dev);
59 static void phy_run_commands(struct tsec_private *priv, struct phy_cmd *cmd);
60 static void adjust_link(struct eth_device *dev);
61 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) \
62 && !defined(BITBANGMII)
63 static int tsec_miiphy_write(char *devname, unsigned char addr,
64 unsigned char reg, unsigned short value);
65 static int tsec_miiphy_read(char *devname, unsigned char addr,
66 unsigned char reg, unsigned short *value);
68 #ifdef CONFIG_MCAST_TFTP
69 static int tsec_mcast_addr (struct eth_device *dev, u8 mcast_mac, u8 set);
72 /* Default initializations for TSEC controllers. */
74 static struct tsec_info_struct tsec_info[] = {
76 STD_TSEC_INFO(1), /* TSEC1 */
79 STD_TSEC_INFO(2), /* TSEC2 */
81 #ifdef CONFIG_MPC85XX_FEC
83 .regs = (tsec_t *)(TSEC_BASE_ADDR + 0x2000),
84 .miiregs = (tsec_mdio_t *)(MDIO_BASE_ADDR),
85 .devname = CONFIG_MPC85XX_FEC_NAME,
86 .phyaddr = FEC_PHY_ADDR,
91 STD_TSEC_INFO(3), /* TSEC3 */
94 STD_TSEC_INFO(4), /* TSEC4 */
98 int tsec_eth_init(bd_t *bis, struct tsec_info_struct *tsecs, int num)
102 for (i = 0; i < num; i++)
103 tsec_initialize(bis, &tsecs[i]);
108 int tsec_standard_init(bd_t *bis)
110 return tsec_eth_init(bis, tsec_info, ARRAY_SIZE(tsec_info));
113 /* Initialize device structure. Returns success if PHY
114 * initialization succeeded (i.e. if it recognizes the PHY)
116 static int tsec_initialize(bd_t * bis, struct tsec_info_struct *tsec_info)
118 struct eth_device *dev;
120 struct tsec_private *priv;
122 dev = (struct eth_device *)malloc(sizeof *dev);
127 memset(dev, 0, sizeof *dev);
129 priv = (struct tsec_private *)malloc(sizeof(*priv));
134 privlist[num_tsecs++] = priv;
135 priv->regs = tsec_info->regs;
136 priv->phyregs = tsec_info->miiregs;
137 priv->phyregs_sgmii = tsec_info->miiregs_sgmii;
139 priv->phyaddr = tsec_info->phyaddr;
140 priv->flags = tsec_info->flags;
142 sprintf(dev->name, tsec_info->devname);
145 dev->init = tsec_init;
146 dev->halt = tsec_halt;
147 dev->send = tsec_send;
148 dev->recv = tsec_recv;
149 #ifdef CONFIG_MCAST_TFTP
150 dev->mcast = tsec_mcast_addr;
153 /* Tell u-boot to get the addr from the env */
154 for (i = 0; i < 6; i++)
155 dev->enetaddr[i] = 0;
160 priv->regs->maccfg1 |= MACCFG1_SOFT_RESET;
161 udelay(2); /* Soft Reset must be asserted for 3 TX clocks */
162 priv->regs->maccfg1 &= ~(MACCFG1_SOFT_RESET);
164 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) \
165 && !defined(BITBANGMII)
166 miiphy_register(dev->name, tsec_miiphy_read, tsec_miiphy_write);
169 /* Try to initialize PHY here, and return */
170 return init_phy(dev);
173 /* Initializes data structures and registers for the controller,
174 * and brings the interface up. Returns the link status, meaning
175 * that it returns success if the link is up, failure otherwise.
176 * This allows u-boot to find the first active controller.
178 static int tsec_init(struct eth_device *dev, bd_t * bd)
181 char tmpbuf[MAC_ADDR_LEN];
183 struct tsec_private *priv = (struct tsec_private *)dev->priv;
184 volatile tsec_t *regs = priv->regs;
186 /* Make sure the controller is stopped */
189 /* Init MACCFG2. Defaults to GMII */
190 regs->maccfg2 = MACCFG2_INIT_SETTINGS;
193 regs->ecntrl = ECNTRL_INIT_SETTINGS;
195 /* Copy the station address into the address registers.
196 * Backwards, because little endian MACS are dumb */
197 for (i = 0; i < MAC_ADDR_LEN; i++) {
198 tmpbuf[MAC_ADDR_LEN - 1 - i] = dev->enetaddr[i];
200 tempval = (tmpbuf[0] << 24) | (tmpbuf[1] << 16) | (tmpbuf[2] << 8) |
203 regs->macstnaddr1 = tempval;
205 tempval = *((uint *) (tmpbuf + 4));
207 regs->macstnaddr2 = tempval;
209 /* reset the indices to zero */
213 /* Clear out (for the most part) the other registers */
214 init_registers(regs);
216 /* Ready the device for tx/rx */
219 /* If there's no link, fail */
220 return (priv->link ? 0 : -1);
223 /* Writes the given phy's reg with value, using the specified MDIO regs */
224 static void tsec_local_mdio_write(volatile tsec_mdio_t *phyregs, uint addr,
225 uint reg, uint value)
227 int timeout = 1000000;
229 phyregs->miimadd = (addr << 8) | reg;
230 phyregs->miimcon = value;
234 while ((phyregs->miimind & MIIMIND_BUSY) && timeout--) ;
238 /* Provide the default behavior of writing the PHY of this ethernet device */
239 #define write_phy_reg(priv, regnum, value) \
240 tsec_local_mdio_write(priv->phyregs,priv->phyaddr,regnum,value)
242 /* Reads register regnum on the device's PHY through the
243 * specified registers. It lowers and raises the read
244 * command, and waits for the data to become valid (miimind
245 * notvalid bit cleared), and the bus to cease activity (miimind
246 * busy bit cleared), and then returns the value
248 static uint tsec_local_mdio_read(volatile tsec_mdio_t *phyregs,
249 uint phyid, uint regnum)
253 /* Put the address of the phy, and the register
254 * number into MIIMADD */
255 phyregs->miimadd = (phyid << 8) | regnum;
257 /* Clear the command register, and wait */
258 phyregs->miimcom = 0;
261 /* Initiate a read command, and wait */
262 phyregs->miimcom = MIIM_READ_COMMAND;
265 /* Wait for the the indication that the read is done */
266 while ((phyregs->miimind & (MIIMIND_NOTVALID | MIIMIND_BUSY))) ;
268 /* Grab the value read from the PHY */
269 value = phyregs->miimstat;
274 /* #define to provide old read_phy_reg functionality without duplicating code */
275 #define read_phy_reg(priv,regnum) \
276 tsec_local_mdio_read(priv->phyregs,priv->phyaddr,regnum)
278 #define TBIANA_SETTINGS ( \
279 TBIANA_ASYMMETRIC_PAUSE \
280 | TBIANA_SYMMETRIC_PAUSE \
281 | TBIANA_FULL_DUPLEX \
284 /* Force the TBI PHY into 1000Mbps full duplex when in SGMII mode */
285 #define TBICR_SETTINGS ( \
287 | TBICR_FULL_DUPLEX \
291 /* Configure the TBI for SGMII operation */
292 static void tsec_configure_serdes(struct tsec_private *priv)
294 /* Access TBI PHY registers at given TSEC register offset as opposed
295 * to the register offset used for external PHY accesses */
296 tsec_local_mdio_write(priv->phyregs_sgmii, priv->regs->tbipa, TBI_ANA,
298 tsec_local_mdio_write(priv->phyregs_sgmii, priv->regs->tbipa, TBI_TBICON,
300 tsec_local_mdio_write(priv->phyregs_sgmii, priv->regs->tbipa, TBI_CR,
304 /* Discover which PHY is attached to the device, and configure it
305 * properly. If the PHY is not recognized, then return 0
306 * (failure). Otherwise, return 1
308 static int init_phy(struct eth_device *dev)
310 struct tsec_private *priv = (struct tsec_private *)dev->priv;
311 struct phy_info *curphy;
312 volatile tsec_t *regs = priv->regs;
314 /* Assign a Physical address to the TBI */
315 regs->tbipa = CONFIG_SYS_TBIPA_VALUE;
318 /* Reset MII (due to new addresses) */
319 priv->phyregs->miimcfg = MIIMCFG_RESET;
321 priv->phyregs->miimcfg = MIIMCFG_INIT_VALUE;
323 while (priv->phyregs->miimind & MIIMIND_BUSY) ;
325 /* Get the cmd structure corresponding to the attached
327 curphy = get_phy_info(dev);
329 if (curphy == NULL) {
330 priv->phyinfo = NULL;
331 printf("%s: No PHY found\n", dev->name);
336 if (regs->ecntrl & ECNTRL_SGMII_MODE)
337 tsec_configure_serdes(priv);
339 priv->phyinfo = curphy;
341 phy_run_commands(priv, priv->phyinfo->config);
347 * Returns which value to write to the control register.
348 * For 10/100, the value is slightly different
350 static uint mii_cr_init(uint mii_reg, struct tsec_private * priv)
352 if (priv->flags & TSEC_GIGABIT)
353 return MIIM_CONTROL_INIT;
359 * Wait for auto-negotiation to complete, then determine link
361 static uint mii_parse_sr(uint mii_reg, struct tsec_private * priv)
364 * Wait if the link is up, and autonegotiation is in progress
365 * (ie - we're capable and it's not done)
367 mii_reg = read_phy_reg(priv, MIIM_STATUS);
368 if ((mii_reg & PHY_BMSR_AUTN_ABLE) && !(mii_reg & PHY_BMSR_AUTN_COMP)) {
371 puts("Waiting for PHY auto negotiation to complete");
372 while (!(mii_reg & PHY_BMSR_AUTN_COMP)) {
376 if (i > PHY_AUTONEGOTIATE_TIMEOUT) {
377 puts(" TIMEOUT !\n");
383 puts("user interrupt!\n");
388 if ((i++ % 1000) == 0) {
391 udelay(1000); /* 1 ms */
392 mii_reg = read_phy_reg(priv, MIIM_STATUS);
396 /* Link status bit is latched low, read it again */
397 mii_reg = read_phy_reg(priv, MIIM_STATUS);
399 udelay(500000); /* another 500 ms (results in faster booting) */
402 priv->link = mii_reg & MIIM_STATUS_LINK ? 1 : 0;
407 /* Generic function which updates the speed and duplex. If
408 * autonegotiation is enabled, it uses the AND of the link
409 * partner's advertised capabilities and our advertised
410 * capabilities. If autonegotiation is disabled, we use the
411 * appropriate bits in the control register.
413 * Stolen from Linux's mii.c and phy_device.c
415 static uint mii_parse_link(uint mii_reg, struct tsec_private *priv)
417 /* We're using autonegotiation */
418 if (mii_reg & PHY_BMSR_AUTN_ABLE) {
422 /* Check for gigabit capability */
423 if (mii_reg & PHY_BMSR_EXT) {
424 /* We want a list of states supported by
425 * both PHYs in the link
427 gblpa = read_phy_reg(priv, PHY_1000BTSR);
428 gblpa &= read_phy_reg(priv, PHY_1000BTCR) << 2;
431 /* Set the baseline so we only have to set them
432 * if they're different
437 /* Check the gigabit fields */
438 if (gblpa & (PHY_1000BTSR_1000FD | PHY_1000BTSR_1000HD)) {
441 if (gblpa & PHY_1000BTSR_1000FD)
448 lpa = read_phy_reg(priv, PHY_ANAR);
449 lpa &= read_phy_reg(priv, PHY_ANLPAR);
451 if (lpa & (PHY_ANLPAR_TXFD | PHY_ANLPAR_TX)) {
454 if (lpa & PHY_ANLPAR_TXFD)
457 } else if (lpa & PHY_ANLPAR_10FD)
460 uint bmcr = read_phy_reg(priv, PHY_BMCR);
465 if (bmcr & PHY_BMCR_DPLX)
468 if (bmcr & PHY_BMCR_1000_MBPS)
470 else if (bmcr & PHY_BMCR_100_MBPS)
478 * "Ethernet@Wirespeed" needs to be enabled to achieve link in certain
479 * circumstances. eg a gigabit TSEC connected to a gigabit switch with
480 * a 4-wire ethernet cable. Both ends advertise gigabit, but can't
481 * link. "Ethernet@Wirespeed" reduces advertised speed until link
484 static uint mii_BCM54xx_wirespeed(uint mii_reg, struct tsec_private *priv)
486 return (read_phy_reg(priv, mii_reg) & 0x8FFF) | 0x8010;
490 * Parse the BCM54xx status register for speed and duplex information.
491 * The linux sungem_phy has this information, but in a table format.
493 static uint mii_parse_BCM54xx_sr(uint mii_reg, struct tsec_private *priv)
495 /* If there is no link, speed and duplex don't matter */
499 switch ((mii_reg & MIIM_BCM54xx_AUXSTATUS_LINKMODE_MASK) >>
500 MIIM_BCM54xx_AUXSTATUS_LINKMODE_SHIFT) {
526 printf("Auto-neg error, defaulting to 10BT/HD\n");
536 * Find out if PHY is in copper or serdes mode by looking at Expansion Reg
537 * 0x42 - "Operating Mode Status Register"
539 static int BCM8482_is_serdes(struct tsec_private *priv)
544 write_phy_reg(priv, MIIM_BCM54XX_EXP_SEL, MIIM_BCM54XX_EXP_SEL_ER | 0x42);
545 val = read_phy_reg(priv, MIIM_BCM54XX_EXP_DATA);
547 switch (val & 0x1f) {
548 case 0x0d: /* RGMII-to-100Base-FX */
549 case 0x0e: /* RGMII-to-SGMII */
550 case 0x0f: /* RGMII-to-SerDes */
551 case 0x12: /* SGMII-to-SerDes */
552 case 0x13: /* SGMII-to-100Base-FX */
553 case 0x16: /* SerDes-to-Serdes */
556 case 0x6: /* RGMII-to-Copper */
557 case 0x14: /* SGMII-to-Copper */
558 case 0x17: /* SerDes-to-Copper */
561 printf("ERROR, invalid PHY mode (0x%x\n)", val);
569 * Determine SerDes link speed and duplex from Expansion reg 0x42 "Operating
570 * Mode Status Register"
572 uint mii_parse_BCM5482_serdes_sr(struct tsec_private *priv)
577 /* Wait 1s for link - Clause 37 autonegotiation happens very fast */
579 write_phy_reg(priv, MIIM_BCM54XX_EXP_SEL,
580 MIIM_BCM54XX_EXP_SEL_ER | 0x42);
581 val = read_phy_reg(priv, MIIM_BCM54XX_EXP_DATA);
591 udelay(1000); /* 1 ms */
595 switch ((val >> 13) & 0x3) {
607 priv->duplexity = (val & 0x1000) == 0x1000;
613 * Figure out if BCM5482 is in serdes or copper mode and determine link
614 * configuration accordingly
616 static uint mii_parse_BCM5482_sr(uint mii_reg, struct tsec_private *priv)
618 if (BCM8482_is_serdes(priv)) {
619 mii_parse_BCM5482_serdes_sr(priv);
620 priv->flags |= TSEC_FIBER;
622 /* Wait for auto-negotiation to complete or fail */
623 mii_parse_sr(mii_reg, priv);
625 /* Parse BCM54xx copper aux status register */
626 mii_reg = read_phy_reg(priv, MIIM_BCM54xx_AUXSTATUS);
627 mii_parse_BCM54xx_sr(mii_reg, priv);
633 /* Parse the 88E1011's status register for speed and duplex
636 static uint mii_parse_88E1011_psr(uint mii_reg, struct tsec_private * priv)
640 mii_reg = read_phy_reg(priv, MIIM_88E1011_PHY_STATUS);
642 if ((mii_reg & MIIM_88E1011_PHYSTAT_LINK) &&
643 !(mii_reg & MIIM_88E1011_PHYSTAT_SPDDONE)) {
646 puts("Waiting for PHY realtime link");
647 while (!(mii_reg & MIIM_88E1011_PHYSTAT_SPDDONE)) {
648 /* Timeout reached ? */
649 if (i > PHY_AUTONEGOTIATE_TIMEOUT) {
650 puts(" TIMEOUT !\n");
655 if ((i++ % 1000) == 0) {
658 udelay(1000); /* 1 ms */
659 mii_reg = read_phy_reg(priv, MIIM_88E1011_PHY_STATUS);
662 udelay(500000); /* another 500 ms (results in faster booting) */
664 if (mii_reg & MIIM_88E1011_PHYSTAT_LINK)
670 if (mii_reg & MIIM_88E1011_PHYSTAT_DUPLEX)
675 speed = (mii_reg & MIIM_88E1011_PHYSTAT_SPEED);
678 case MIIM_88E1011_PHYSTAT_GBIT:
681 case MIIM_88E1011_PHYSTAT_100:
691 /* Parse the RTL8211B's status register for speed and duplex
694 static uint mii_parse_RTL8211B_sr(uint mii_reg, struct tsec_private * priv)
698 mii_reg = read_phy_reg(priv, MIIM_RTL8211B_PHY_STATUS);
699 if (!(mii_reg & MIIM_RTL8211B_PHYSTAT_SPDDONE)) {
702 /* in case of timeout ->link is cleared */
704 puts("Waiting for PHY realtime link");
705 while (!(mii_reg & MIIM_RTL8211B_PHYSTAT_SPDDONE)) {
706 /* Timeout reached ? */
707 if (i > PHY_AUTONEGOTIATE_TIMEOUT) {
708 puts(" TIMEOUT !\n");
713 if ((i++ % 1000) == 0) {
716 udelay(1000); /* 1 ms */
717 mii_reg = read_phy_reg(priv, MIIM_RTL8211B_PHY_STATUS);
720 udelay(500000); /* another 500 ms (results in faster booting) */
722 if (mii_reg & MIIM_RTL8211B_PHYSTAT_LINK)
728 if (mii_reg & MIIM_RTL8211B_PHYSTAT_DUPLEX)
733 speed = (mii_reg & MIIM_RTL8211B_PHYSTAT_SPEED);
736 case MIIM_RTL8211B_PHYSTAT_GBIT:
739 case MIIM_RTL8211B_PHYSTAT_100:
749 /* Parse the cis8201's status register for speed and duplex
752 static uint mii_parse_cis8201(uint mii_reg, struct tsec_private * priv)
756 if (mii_reg & MIIM_CIS8201_AUXCONSTAT_DUPLEX)
761 speed = mii_reg & MIIM_CIS8201_AUXCONSTAT_SPEED;
763 case MIIM_CIS8201_AUXCONSTAT_GBIT:
766 case MIIM_CIS8201_AUXCONSTAT_100:
777 /* Parse the vsc8244's status register for speed and duplex
780 static uint mii_parse_vsc8244(uint mii_reg, struct tsec_private * priv)
784 if (mii_reg & MIIM_VSC8244_AUXCONSTAT_DUPLEX)
789 speed = mii_reg & MIIM_VSC8244_AUXCONSTAT_SPEED;
791 case MIIM_VSC8244_AUXCONSTAT_GBIT:
794 case MIIM_VSC8244_AUXCONSTAT_100:
805 /* Parse the DM9161's status register for speed and duplex
808 static uint mii_parse_dm9161_scsr(uint mii_reg, struct tsec_private * priv)
810 if (mii_reg & (MIIM_DM9161_SCSR_100F | MIIM_DM9161_SCSR_100H))
815 if (mii_reg & (MIIM_DM9161_SCSR_100F | MIIM_DM9161_SCSR_10F))
824 * Hack to write all 4 PHYs with the LED values
826 static uint mii_cis8204_fixled(uint mii_reg, struct tsec_private * priv)
829 volatile tsec_mdio_t *regbase = priv->phyregs;
830 int timeout = 1000000;
832 for (phyid = 0; phyid < 4; phyid++) {
833 regbase->miimadd = (phyid << 8) | mii_reg;
834 regbase->miimcon = MIIM_CIS8204_SLEDCON_INIT;
838 while ((regbase->miimind & MIIMIND_BUSY) && timeout--) ;
841 return MIIM_CIS8204_SLEDCON_INIT;
844 static uint mii_cis8204_setmode(uint mii_reg, struct tsec_private * priv)
846 if (priv->flags & TSEC_REDUCED)
847 return MIIM_CIS8204_EPHYCON_INIT | MIIM_CIS8204_EPHYCON_RGMII;
849 return MIIM_CIS8204_EPHYCON_INIT;
852 static uint mii_m88e1111s_setmode(uint mii_reg, struct tsec_private *priv)
854 uint mii_data = read_phy_reg(priv, mii_reg);
856 if (priv->flags & TSEC_REDUCED)
857 mii_data = (mii_data & 0xfff0) | 0x000b;
861 /* Initialized required registers to appropriate values, zeroing
862 * those we don't care about (unless zero is bad, in which case,
863 * choose a more appropriate value)
865 static void init_registers(volatile tsec_t * regs)
868 regs->ievent = IEVENT_INIT_CLEAR;
870 regs->imask = IMASK_INIT_CLEAR;
872 regs->hash.iaddr0 = 0;
873 regs->hash.iaddr1 = 0;
874 regs->hash.iaddr2 = 0;
875 regs->hash.iaddr3 = 0;
876 regs->hash.iaddr4 = 0;
877 regs->hash.iaddr5 = 0;
878 regs->hash.iaddr6 = 0;
879 regs->hash.iaddr7 = 0;
881 regs->hash.gaddr0 = 0;
882 regs->hash.gaddr1 = 0;
883 regs->hash.gaddr2 = 0;
884 regs->hash.gaddr3 = 0;
885 regs->hash.gaddr4 = 0;
886 regs->hash.gaddr5 = 0;
887 regs->hash.gaddr6 = 0;
888 regs->hash.gaddr7 = 0;
890 regs->rctrl = 0x00000000;
892 /* Init RMON mib registers */
893 memset((void *)&(regs->rmon), 0, sizeof(rmon_mib_t));
895 regs->rmon.cam1 = 0xffffffff;
896 regs->rmon.cam2 = 0xffffffff;
898 regs->mrblr = MRBLR_INIT_SETTINGS;
900 regs->minflr = MINFLR_INIT_SETTINGS;
902 regs->attr = ATTR_INIT_SETTINGS;
903 regs->attreli = ATTRELI_INIT_SETTINGS;
907 /* Configure maccfg2 based on negotiated speed and duplex
908 * reported by PHY handling code
910 static void adjust_link(struct eth_device *dev)
912 struct tsec_private *priv = (struct tsec_private *)dev->priv;
913 volatile tsec_t *regs = priv->regs;
916 if (priv->duplexity != 0)
917 regs->maccfg2 |= MACCFG2_FULL_DUPLEX;
919 regs->maccfg2 &= ~(MACCFG2_FULL_DUPLEX);
921 switch (priv->speed) {
923 regs->maccfg2 = ((regs->maccfg2 & ~(MACCFG2_IF))
928 regs->maccfg2 = ((regs->maccfg2 & ~(MACCFG2_IF))
931 /* Set R100 bit in all modes although
932 * it is only used in RGMII mode
934 if (priv->speed == 100)
935 regs->ecntrl |= ECNTRL_R100;
937 regs->ecntrl &= ~(ECNTRL_R100);
940 printf("%s: Speed was bad\n", dev->name);
944 printf("Speed: %d, %s duplex%s\n", priv->speed,
945 (priv->duplexity) ? "full" : "half",
946 (priv->flags & TSEC_FIBER) ? ", fiber mode" : "");
949 printf("%s: No link.\n", dev->name);
953 /* Set up the buffers and their descriptors, and bring up the
956 static void startup_tsec(struct eth_device *dev)
959 struct tsec_private *priv = (struct tsec_private *)dev->priv;
960 volatile tsec_t *regs = priv->regs;
962 /* Point to the buffer descriptors */
963 regs->tbase = (unsigned int)(&rtx.txbd[txIdx]);
964 regs->rbase = (unsigned int)(&rtx.rxbd[rxIdx]);
966 /* Initialize the Rx Buffer descriptors */
967 for (i = 0; i < PKTBUFSRX; i++) {
968 rtx.rxbd[i].status = RXBD_EMPTY;
969 rtx.rxbd[i].length = 0;
970 rtx.rxbd[i].bufPtr = (uint) NetRxPackets[i];
972 rtx.rxbd[PKTBUFSRX - 1].status |= RXBD_WRAP;
974 /* Initialize the TX Buffer Descriptors */
975 for (i = 0; i < TX_BUF_CNT; i++) {
976 rtx.txbd[i].status = 0;
977 rtx.txbd[i].length = 0;
978 rtx.txbd[i].bufPtr = 0;
980 rtx.txbd[TX_BUF_CNT - 1].status |= TXBD_WRAP;
982 /* Start up the PHY */
984 phy_run_commands(priv, priv->phyinfo->startup);
988 /* Enable Transmit and Receive */
989 regs->maccfg1 |= (MACCFG1_RX_EN | MACCFG1_TX_EN);
991 /* Tell the DMA it is clear to go */
992 regs->dmactrl |= DMACTRL_INIT_SETTINGS;
993 regs->tstat = TSTAT_CLEAR_THALT;
994 regs->rstat = RSTAT_CLEAR_RHALT;
995 regs->dmactrl &= ~(DMACTRL_GRS | DMACTRL_GTS);
998 /* This returns the status bits of the device. The return value
999 * is never checked, and this is what the 8260 driver did, so we
1000 * do the same. Presumably, this would be zero if there were no
1003 static int tsec_send(struct eth_device *dev, volatile void *packet, int length)
1007 struct tsec_private *priv = (struct tsec_private *)dev->priv;
1008 volatile tsec_t *regs = priv->regs;
1010 /* Find an empty buffer descriptor */
1011 for (i = 0; rtx.txbd[txIdx].status & TXBD_READY; i++) {
1012 if (i >= TOUT_LOOP) {
1013 debug("%s: tsec: tx buffers full\n", dev->name);
1018 rtx.txbd[txIdx].bufPtr = (uint) packet;
1019 rtx.txbd[txIdx].length = length;
1020 rtx.txbd[txIdx].status |=
1021 (TXBD_READY | TXBD_LAST | TXBD_CRC | TXBD_INTERRUPT);
1023 /* Tell the DMA to go */
1024 regs->tstat = TSTAT_CLEAR_THALT;
1026 /* Wait for buffer to be transmitted */
1027 for (i = 0; rtx.txbd[txIdx].status & TXBD_READY; i++) {
1028 if (i >= TOUT_LOOP) {
1029 debug("%s: tsec: tx error\n", dev->name);
1034 txIdx = (txIdx + 1) % TX_BUF_CNT;
1035 result = rtx.txbd[txIdx].status & TXBD_STATS;
1040 static int tsec_recv(struct eth_device *dev)
1043 struct tsec_private *priv = (struct tsec_private *)dev->priv;
1044 volatile tsec_t *regs = priv->regs;
1046 while (!(rtx.rxbd[rxIdx].status & RXBD_EMPTY)) {
1048 length = rtx.rxbd[rxIdx].length;
1050 /* Send the packet up if there were no errors */
1051 if (!(rtx.rxbd[rxIdx].status & RXBD_STATS)) {
1052 NetReceive(NetRxPackets[rxIdx], length - 4);
1054 printf("Got error %x\n",
1055 (rtx.rxbd[rxIdx].status & RXBD_STATS));
1058 rtx.rxbd[rxIdx].length = 0;
1060 /* Set the wrap bit if this is the last element in the list */
1061 rtx.rxbd[rxIdx].status =
1062 RXBD_EMPTY | (((rxIdx + 1) == PKTBUFSRX) ? RXBD_WRAP : 0);
1064 rxIdx = (rxIdx + 1) % PKTBUFSRX;
1067 if (regs->ievent & IEVENT_BSY) {
1068 regs->ievent = IEVENT_BSY;
1069 regs->rstat = RSTAT_CLEAR_RHALT;
1076 /* Stop the interface */
1077 static void tsec_halt(struct eth_device *dev)
1079 struct tsec_private *priv = (struct tsec_private *)dev->priv;
1080 volatile tsec_t *regs = priv->regs;
1082 regs->dmactrl &= ~(DMACTRL_GRS | DMACTRL_GTS);
1083 regs->dmactrl |= (DMACTRL_GRS | DMACTRL_GTS);
1085 while (!(regs->ievent & (IEVENT_GRSC | IEVENT_GTSC))) ;
1087 regs->maccfg1 &= ~(MACCFG1_TX_EN | MACCFG1_RX_EN);
1089 /* Shut down the PHY, as needed */
1091 phy_run_commands(priv, priv->phyinfo->shutdown);
1094 static struct phy_info phy_info_M88E1149S = {
1098 (struct phy_cmd[]) { /* config */
1099 /* Reset and configure the PHY */
1100 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1102 {0x1e, 0x200c, NULL},
1105 {0x1e, 0x100, NULL},
1106 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1107 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1108 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1109 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1112 (struct phy_cmd[]) { /* startup */
1113 /* Status is read once to clear old link state */
1114 {MIIM_STATUS, miim_read, NULL},
1115 /* Auto-negotiate */
1116 {MIIM_STATUS, miim_read, &mii_parse_sr},
1117 /* Read the status */
1118 {MIIM_88E1011_PHY_STATUS, miim_read, &mii_parse_88E1011_psr},
1121 (struct phy_cmd[]) { /* shutdown */
1126 /* The 5411 id is 0x206070, the 5421 is 0x2060e0 */
1127 static struct phy_info phy_info_BCM5461S = {
1128 0x02060c1, /* 5461 ID */
1129 "Broadcom BCM5461S",
1130 0, /* not clear to me what minor revisions we can shift away */
1131 (struct phy_cmd[]) { /* config */
1132 /* Reset and configure the PHY */
1133 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1134 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1135 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1136 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1137 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1140 (struct phy_cmd[]) { /* startup */
1141 /* Status is read once to clear old link state */
1142 {MIIM_STATUS, miim_read, NULL},
1143 /* Auto-negotiate */
1144 {MIIM_STATUS, miim_read, &mii_parse_sr},
1145 /* Read the status */
1146 {MIIM_BCM54xx_AUXSTATUS, miim_read, &mii_parse_BCM54xx_sr},
1149 (struct phy_cmd[]) { /* shutdown */
1154 static struct phy_info phy_info_BCM5464S = {
1155 0x02060b1, /* 5464 ID */
1156 "Broadcom BCM5464S",
1157 0, /* not clear to me what minor revisions we can shift away */
1158 (struct phy_cmd[]) { /* config */
1159 /* Reset and configure the PHY */
1160 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1161 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1162 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1163 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1164 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1167 (struct phy_cmd[]) { /* startup */
1168 /* Status is read once to clear old link state */
1169 {MIIM_STATUS, miim_read, NULL},
1170 /* Auto-negotiate */
1171 {MIIM_STATUS, miim_read, &mii_parse_sr},
1172 /* Read the status */
1173 {MIIM_BCM54xx_AUXSTATUS, miim_read, &mii_parse_BCM54xx_sr},
1176 (struct phy_cmd[]) { /* shutdown */
1181 static struct phy_info phy_info_BCM5482S = {
1183 "Broadcom BCM5482S",
1185 (struct phy_cmd[]) { /* config */
1186 /* Reset and configure the PHY */
1187 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1188 /* Setup read from auxilary control shadow register 7 */
1189 {MIIM_BCM54xx_AUXCNTL, MIIM_BCM54xx_AUXCNTL_ENCODE(7), NULL},
1190 /* Read Misc Control register and or in Ethernet@Wirespeed */
1191 {MIIM_BCM54xx_AUXCNTL, 0, &mii_BCM54xx_wirespeed},
1192 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1193 /* Initial config/enable of secondary SerDes interface */
1194 {MIIM_BCM54XX_SHD, MIIM_BCM54XX_SHD_WR_ENCODE(0x14, 0xf), NULL},
1195 /* Write intial value to secondary SerDes Contol */
1196 {MIIM_BCM54XX_EXP_SEL, MIIM_BCM54XX_EXP_SEL_SSD | 0, NULL},
1197 {MIIM_BCM54XX_EXP_DATA, MIIM_CONTROL_RESTART, NULL},
1198 /* Enable copper/fiber auto-detect */
1199 {MIIM_BCM54XX_SHD, MIIM_BCM54XX_SHD_WR_ENCODE(0x1e, 0x201)},
1202 (struct phy_cmd[]) { /* startup */
1203 /* Status is read once to clear old link state */
1204 {MIIM_STATUS, miim_read, NULL},
1205 /* Determine copper/fiber, auto-negotiate, and read the result */
1206 {MIIM_STATUS, miim_read, &mii_parse_BCM5482_sr},
1209 (struct phy_cmd[]) { /* shutdown */
1214 static struct phy_info phy_info_M88E1011S = {
1218 (struct phy_cmd[]) { /* config */
1219 /* Reset and configure the PHY */
1220 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1222 {0x1e, 0x200c, NULL},
1225 {0x1e, 0x100, NULL},
1226 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1227 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1228 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1229 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1232 (struct phy_cmd[]) { /* startup */
1233 /* Status is read once to clear old link state */
1234 {MIIM_STATUS, miim_read, NULL},
1235 /* Auto-negotiate */
1236 {MIIM_STATUS, miim_read, &mii_parse_sr},
1237 /* Read the status */
1238 {MIIM_88E1011_PHY_STATUS, miim_read, &mii_parse_88E1011_psr},
1241 (struct phy_cmd[]) { /* shutdown */
1246 static struct phy_info phy_info_M88E1111S = {
1250 (struct phy_cmd[]) { /* config */
1251 /* Reset and configure the PHY */
1252 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1253 {0x1b, 0x848f, &mii_m88e1111s_setmode},
1254 {0x14, 0x0cd2, NULL}, /* Delay RGMII TX and RX */
1255 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1256 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1257 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1258 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1261 (struct phy_cmd[]) { /* startup */
1262 /* Status is read once to clear old link state */
1263 {MIIM_STATUS, miim_read, NULL},
1264 /* Auto-negotiate */
1265 {MIIM_STATUS, miim_read, &mii_parse_sr},
1266 /* Read the status */
1267 {MIIM_88E1011_PHY_STATUS, miim_read, &mii_parse_88E1011_psr},
1270 (struct phy_cmd[]) { /* shutdown */
1275 static struct phy_info phy_info_M88E1118 = {
1279 (struct phy_cmd[]) { /* config */
1280 /* Reset and configure the PHY */
1281 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1282 {0x16, 0x0002, NULL}, /* Change Page Number */
1283 {0x15, 0x1070, NULL}, /* Delay RGMII TX and RX */
1284 {0x16, 0x0003, NULL}, /* Change Page Number */
1285 {0x10, 0x021e, NULL}, /* Adjust LED control */
1286 {0x16, 0x0000, NULL}, /* Change Page Number */
1287 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1288 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1289 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1290 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1293 (struct phy_cmd[]) { /* startup */
1294 {0x16, 0x0000, NULL}, /* Change Page Number */
1295 /* Status is read once to clear old link state */
1296 {MIIM_STATUS, miim_read, NULL},
1297 /* Auto-negotiate */
1298 {MIIM_STATUS, miim_read, &mii_parse_sr},
1299 /* Read the status */
1300 {MIIM_88E1011_PHY_STATUS, miim_read,
1301 &mii_parse_88E1011_psr},
1304 (struct phy_cmd[]) { /* shutdown */
1310 * Since to access LED register we need do switch the page, we
1311 * do LED configuring in the miim_read-like function as follows
1313 static uint mii_88E1121_set_led (uint mii_reg, struct tsec_private *priv)
1317 /* Switch the page to access the led register */
1318 pg = read_phy_reg(priv, MIIM_88E1121_PHY_PAGE);
1319 write_phy_reg(priv, MIIM_88E1121_PHY_PAGE, MIIM_88E1121_PHY_LED_PAGE);
1321 /* Configure leds */
1322 write_phy_reg(priv, MIIM_88E1121_PHY_LED_CTRL,
1323 MIIM_88E1121_PHY_LED_DEF);
1325 /* Restore the page pointer */
1326 write_phy_reg(priv, MIIM_88E1121_PHY_PAGE, pg);
1330 static struct phy_info phy_info_M88E1121R = {
1334 (struct phy_cmd[]) { /* config */
1335 /* Reset and configure the PHY */
1336 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1337 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1338 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1339 /* Configure leds */
1340 {MIIM_88E1121_PHY_LED_CTRL, miim_read, &mii_88E1121_set_led},
1341 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1342 /* Disable IRQs and de-assert interrupt */
1343 {MIIM_88E1121_PHY_IRQ_EN, 0, NULL},
1344 {MIIM_88E1121_PHY_IRQ_STATUS, miim_read, NULL},
1347 (struct phy_cmd[]) { /* startup */
1348 /* Status is read once to clear old link state */
1349 {MIIM_STATUS, miim_read, NULL},
1350 {MIIM_STATUS, miim_read, &mii_parse_sr},
1351 {MIIM_STATUS, miim_read, &mii_parse_link},
1354 (struct phy_cmd[]) { /* shutdown */
1359 static unsigned int m88e1145_setmode(uint mii_reg, struct tsec_private *priv)
1361 uint mii_data = read_phy_reg(priv, mii_reg);
1363 /* Setting MIIM_88E1145_PHY_EXT_CR */
1364 if (priv->flags & TSEC_REDUCED)
1366 MIIM_M88E1145_RGMII_RX_DELAY | MIIM_M88E1145_RGMII_TX_DELAY;
1371 static struct phy_info phy_info_M88E1145 = {
1375 (struct phy_cmd[]) { /* config */
1377 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1385 /* Configure the PHY */
1386 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1387 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1388 {MIIM_88E1011_PHY_SCR, MIIM_88E1011_PHY_MDI_X_AUTO, NULL},
1389 {MIIM_88E1145_PHY_EXT_CR, 0, &m88e1145_setmode},
1390 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1391 {MIIM_CONTROL, MIIM_CONTROL_INIT, NULL},
1394 (struct phy_cmd[]) { /* startup */
1395 /* Status is read once to clear old link state */
1396 {MIIM_STATUS, miim_read, NULL},
1397 /* Auto-negotiate */
1398 {MIIM_STATUS, miim_read, &mii_parse_sr},
1399 {MIIM_88E1111_PHY_LED_CONTROL, MIIM_88E1111_PHY_LED_DIRECT, NULL},
1400 /* Read the Status */
1401 {MIIM_88E1011_PHY_STATUS, miim_read, &mii_parse_88E1011_psr},
1404 (struct phy_cmd[]) { /* shutdown */
1409 static struct phy_info phy_info_cis8204 = {
1413 (struct phy_cmd[]) { /* config */
1414 /* Override PHY config settings */
1415 {MIIM_CIS8201_AUX_CONSTAT, MIIM_CIS8201_AUXCONSTAT_INIT, NULL},
1416 /* Configure some basic stuff */
1417 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1418 {MIIM_CIS8204_SLED_CON, MIIM_CIS8204_SLEDCON_INIT,
1419 &mii_cis8204_fixled},
1420 {MIIM_CIS8204_EPHY_CON, MIIM_CIS8204_EPHYCON_INIT,
1421 &mii_cis8204_setmode},
1424 (struct phy_cmd[]) { /* startup */
1425 /* Read the Status (2x to make sure link is right) */
1426 {MIIM_STATUS, miim_read, NULL},
1427 /* Auto-negotiate */
1428 {MIIM_STATUS, miim_read, &mii_parse_sr},
1429 /* Read the status */
1430 {MIIM_CIS8201_AUX_CONSTAT, miim_read, &mii_parse_cis8201},
1433 (struct phy_cmd[]) { /* shutdown */
1439 static struct phy_info phy_info_cis8201 = {
1443 (struct phy_cmd[]) { /* config */
1444 /* Override PHY config settings */
1445 {MIIM_CIS8201_AUX_CONSTAT, MIIM_CIS8201_AUXCONSTAT_INIT, NULL},
1446 /* Set up the interface mode */
1447 {MIIM_CIS8201_EXT_CON1, MIIM_CIS8201_EXTCON1_INIT, NULL},
1448 /* Configure some basic stuff */
1449 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1452 (struct phy_cmd[]) { /* startup */
1453 /* Read the Status (2x to make sure link is right) */
1454 {MIIM_STATUS, miim_read, NULL},
1455 /* Auto-negotiate */
1456 {MIIM_STATUS, miim_read, &mii_parse_sr},
1457 /* Read the status */
1458 {MIIM_CIS8201_AUX_CONSTAT, miim_read, &mii_parse_cis8201},
1461 (struct phy_cmd[]) { /* shutdown */
1466 static struct phy_info phy_info_VSC8211 = {
1470 (struct phy_cmd[]) { /* config */
1471 /* Override PHY config settings */
1472 {MIIM_CIS8201_AUX_CONSTAT, MIIM_CIS8201_AUXCONSTAT_INIT, NULL},
1473 /* Set up the interface mode */
1474 {MIIM_CIS8201_EXT_CON1, MIIM_CIS8201_EXTCON1_INIT, NULL},
1475 /* Configure some basic stuff */
1476 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1479 (struct phy_cmd[]) { /* startup */
1480 /* Read the Status (2x to make sure link is right) */
1481 {MIIM_STATUS, miim_read, NULL},
1482 /* Auto-negotiate */
1483 {MIIM_STATUS, miim_read, &mii_parse_sr},
1484 /* Read the status */
1485 {MIIM_CIS8201_AUX_CONSTAT, miim_read, &mii_parse_cis8201},
1488 (struct phy_cmd[]) { /* shutdown */
1493 static struct phy_info phy_info_VSC8244 = {
1497 (struct phy_cmd[]) { /* config */
1498 /* Override PHY config settings */
1499 /* Configure some basic stuff */
1500 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1503 (struct phy_cmd[]) { /* startup */
1504 /* Read the Status (2x to make sure link is right) */
1505 {MIIM_STATUS, miim_read, NULL},
1506 /* Auto-negotiate */
1507 {MIIM_STATUS, miim_read, &mii_parse_sr},
1508 /* Read the status */
1509 {MIIM_VSC8244_AUX_CONSTAT, miim_read, &mii_parse_vsc8244},
1512 (struct phy_cmd[]) { /* shutdown */
1517 static struct phy_info phy_info_VSC8641 = {
1521 (struct phy_cmd[]) { /* config */
1522 /* Configure some basic stuff */
1523 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1526 (struct phy_cmd[]) { /* startup */
1527 /* Read the Status (2x to make sure link is right) */
1528 {MIIM_STATUS, miim_read, NULL},
1529 /* Auto-negotiate */
1530 {MIIM_STATUS, miim_read, &mii_parse_sr},
1531 /* Read the status */
1532 {MIIM_VSC8244_AUX_CONSTAT, miim_read, &mii_parse_vsc8244},
1535 (struct phy_cmd[]) { /* shutdown */
1540 static struct phy_info phy_info_VSC8221 = {
1544 (struct phy_cmd[]) { /* config */
1545 /* Configure some basic stuff */
1546 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1549 (struct phy_cmd[]) { /* startup */
1550 /* Read the Status (2x to make sure link is right) */
1551 {MIIM_STATUS, miim_read, NULL},
1552 /* Auto-negotiate */
1553 {MIIM_STATUS, miim_read, &mii_parse_sr},
1554 /* Read the status */
1555 {MIIM_VSC8244_AUX_CONSTAT, miim_read, &mii_parse_vsc8244},
1558 (struct phy_cmd[]) { /* shutdown */
1563 static struct phy_info phy_info_VSC8601 = {
1567 (struct phy_cmd[]) { /* config */
1568 /* Override PHY config settings */
1569 /* Configure some basic stuff */
1570 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1571 #ifdef CONFIG_SYS_VSC8601_SKEWFIX
1572 {MIIM_VSC8601_EPHY_CON,MIIM_VSC8601_EPHY_CON_INIT_SKEW,NULL},
1573 #if defined(CONFIG_SYS_VSC8601_SKEW_TX) && defined(CONFIG_SYS_VSC8601_SKEW_RX)
1574 {MIIM_EXT_PAGE_ACCESS,1,NULL},
1575 #define VSC8101_SKEW \
1576 (CONFIG_SYS_VSC8601_SKEW_TX << 14) | (CONFIG_SYS_VSC8601_SKEW_RX << 12)
1577 {MIIM_VSC8601_SKEW_CTRL,VSC8101_SKEW,NULL},
1578 {MIIM_EXT_PAGE_ACCESS,0,NULL},
1581 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1582 {MIIM_CONTROL, MIIM_CONTROL_RESTART, &mii_cr_init},
1585 (struct phy_cmd[]) { /* startup */
1586 /* Read the Status (2x to make sure link is right) */
1587 {MIIM_STATUS, miim_read, NULL},
1588 /* Auto-negotiate */
1589 {MIIM_STATUS, miim_read, &mii_parse_sr},
1590 /* Read the status */
1591 {MIIM_VSC8244_AUX_CONSTAT, miim_read, &mii_parse_vsc8244},
1594 (struct phy_cmd[]) { /* shutdown */
1599 static struct phy_info phy_info_dm9161 = {
1603 (struct phy_cmd[]) { /* config */
1604 {MIIM_CONTROL, MIIM_DM9161_CR_STOP, NULL},
1605 /* Do not bypass the scrambler/descrambler */
1606 {MIIM_DM9161_SCR, MIIM_DM9161_SCR_INIT, NULL},
1607 /* Clear 10BTCSR to default */
1608 {MIIM_DM9161_10BTCSR, MIIM_DM9161_10BTCSR_INIT, NULL},
1609 /* Configure some basic stuff */
1610 {MIIM_CONTROL, MIIM_CR_INIT, NULL},
1611 /* Restart Auto Negotiation */
1612 {MIIM_CONTROL, MIIM_DM9161_CR_RSTAN, NULL},
1615 (struct phy_cmd[]) { /* startup */
1616 /* Status is read once to clear old link state */
1617 {MIIM_STATUS, miim_read, NULL},
1618 /* Auto-negotiate */
1619 {MIIM_STATUS, miim_read, &mii_parse_sr},
1620 /* Read the status */
1621 {MIIM_DM9161_SCSR, miim_read, &mii_parse_dm9161_scsr},
1624 (struct phy_cmd[]) { /* shutdown */
1629 /* a generic flavor. */
1630 static struct phy_info phy_info_generic = {
1632 "Unknown/Generic PHY",
1634 (struct phy_cmd[]) { /* config */
1635 {PHY_BMCR, PHY_BMCR_RESET, NULL},
1636 {PHY_BMCR, PHY_BMCR_AUTON|PHY_BMCR_RST_NEG, NULL},
1639 (struct phy_cmd[]) { /* startup */
1640 {PHY_BMSR, miim_read, NULL},
1641 {PHY_BMSR, miim_read, &mii_parse_sr},
1642 {PHY_BMSR, miim_read, &mii_parse_link},
1645 (struct phy_cmd[]) { /* shutdown */
1650 static uint mii_parse_lxt971_sr2(uint mii_reg, struct tsec_private *priv)
1654 speed = mii_reg & MIIM_LXT971_SR2_SPEED_MASK;
1657 case MIIM_LXT971_SR2_10HDX:
1659 priv->duplexity = 0;
1661 case MIIM_LXT971_SR2_10FDX:
1663 priv->duplexity = 1;
1665 case MIIM_LXT971_SR2_100HDX:
1667 priv->duplexity = 0;
1671 priv->duplexity = 1;
1675 priv->duplexity = 0;
1681 static struct phy_info phy_info_lxt971 = {
1685 (struct phy_cmd[]) { /* config */
1686 {MIIM_CR, MIIM_CR_INIT, mii_cr_init}, /* autonegotiate */
1689 (struct phy_cmd[]) { /* startup - enable interrupts */
1690 /* { 0x12, 0x00f2, NULL }, */
1691 {MIIM_STATUS, miim_read, NULL},
1692 {MIIM_STATUS, miim_read, &mii_parse_sr},
1693 {MIIM_LXT971_SR2, miim_read, &mii_parse_lxt971_sr2},
1696 (struct phy_cmd[]) { /* shutdown - disable interrupts */
1701 /* Parse the DP83865's link and auto-neg status register for speed and duplex
1704 static uint mii_parse_dp83865_lanr(uint mii_reg, struct tsec_private *priv)
1706 switch (mii_reg & MIIM_DP83865_SPD_MASK) {
1708 case MIIM_DP83865_SPD_1000:
1712 case MIIM_DP83865_SPD_100:
1722 if (mii_reg & MIIM_DP83865_DPX_FULL)
1723 priv->duplexity = 1;
1725 priv->duplexity = 0;
1730 static struct phy_info phy_info_dp83865 = {
1734 (struct phy_cmd[]) { /* config */
1735 {MIIM_CONTROL, MIIM_DP83865_CR_INIT, NULL},
1738 (struct phy_cmd[]) { /* startup */
1739 /* Status is read once to clear old link state */
1740 {MIIM_STATUS, miim_read, NULL},
1741 /* Auto-negotiate */
1742 {MIIM_STATUS, miim_read, &mii_parse_sr},
1743 /* Read the link and auto-neg status */
1744 {MIIM_DP83865_LANR, miim_read, &mii_parse_dp83865_lanr},
1747 (struct phy_cmd[]) { /* shutdown */
1752 static struct phy_info phy_info_rtl8211b = {
1756 (struct phy_cmd[]) { /* config */
1757 /* Reset and configure the PHY */
1758 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1759 {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
1760 {MIIM_ANAR, MIIM_ANAR_INIT, NULL},
1761 {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
1762 {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
1765 (struct phy_cmd[]) { /* startup */
1766 /* Status is read once to clear old link state */
1767 {MIIM_STATUS, miim_read, NULL},
1768 /* Auto-negotiate */
1769 {MIIM_STATUS, miim_read, &mii_parse_sr},
1770 /* Read the status */
1771 {MIIM_RTL8211B_PHY_STATUS, miim_read, &mii_parse_RTL8211B_sr},
1774 (struct phy_cmd[]) { /* shutdown */
1779 static struct phy_info *phy_info[] = {
1785 &phy_info_M88E1011S,
1786 &phy_info_M88E1111S,
1788 &phy_info_M88E1121R,
1790 &phy_info_M88E1149S,
1800 &phy_info_generic, /* must be last; has ID 0 and 32 bit mask */
1804 /* Grab the identifier of the device's PHY, and search through
1805 * all of the known PHYs to see if one matches. If so, return
1806 * it, if not, return NULL
1808 static struct phy_info *get_phy_info(struct eth_device *dev)
1810 struct tsec_private *priv = (struct tsec_private *)dev->priv;
1811 uint phy_reg, phy_ID;
1813 struct phy_info *theInfo = NULL;
1815 /* Grab the bits from PHYIR1, and put them in the upper half */
1816 phy_reg = read_phy_reg(priv, MIIM_PHYIR1);
1817 phy_ID = (phy_reg & 0xffff) << 16;
1819 /* Grab the bits from PHYIR2, and put them in the lower half */
1820 phy_reg = read_phy_reg(priv, MIIM_PHYIR2);
1821 phy_ID |= (phy_reg & 0xffff);
1823 /* loop through all the known PHY types, and find one that */
1824 /* matches the ID we read from the PHY. */
1825 for (i = 0; phy_info[i]; i++) {
1826 if (phy_info[i]->id == (phy_ID >> phy_info[i]->shift)) {
1827 theInfo = phy_info[i];
1832 if (theInfo == &phy_info_generic) {
1833 printf("%s: No support for PHY id %x; assuming generic\n",
1836 debug("%s: PHY is %s (%x)\n", dev->name, theInfo->name, phy_ID);
1842 /* Execute the given series of commands on the given device's
1843 * PHY, running functions as necessary
1845 static void phy_run_commands(struct tsec_private *priv, struct phy_cmd *cmd)
1849 volatile tsec_mdio_t *phyregs = priv->phyregs;
1851 phyregs->miimcfg = MIIMCFG_RESET;
1853 phyregs->miimcfg = MIIMCFG_INIT_VALUE;
1855 while (phyregs->miimind & MIIMIND_BUSY) ;
1857 for (i = 0; cmd->mii_reg != miim_end; i++) {
1858 if (cmd->mii_data == miim_read) {
1859 result = read_phy_reg(priv, cmd->mii_reg);
1861 if (cmd->funct != NULL)
1862 (*(cmd->funct)) (result, priv);
1865 if (cmd->funct != NULL)
1866 result = (*(cmd->funct)) (cmd->mii_reg, priv);
1868 result = cmd->mii_data;
1870 write_phy_reg(priv, cmd->mii_reg, result);
1877 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) \
1878 && !defined(BITBANGMII)
1881 * Read a MII PHY register.
1886 static int tsec_miiphy_read(char *devname, unsigned char addr,
1887 unsigned char reg, unsigned short *value)
1890 struct tsec_private *priv = privlist[0];
1893 printf("Can't read PHY at address %d\n", addr);
1897 ret = (unsigned short)tsec_local_mdio_read(priv->phyregs, addr, reg);
1904 * Write a MII PHY register.
1909 static int tsec_miiphy_write(char *devname, unsigned char addr,
1910 unsigned char reg, unsigned short value)
1912 struct tsec_private *priv = privlist[0];
1915 printf("Can't write PHY at address %d\n", addr);
1919 tsec_local_mdio_write(priv->phyregs, addr, reg, value);
1926 #ifdef CONFIG_MCAST_TFTP
1928 /* CREDITS: linux gianfar driver, slightly adjusted... thanx. */
1930 /* Set the appropriate hash bit for the given addr */
1932 /* The algorithm works like so:
1933 * 1) Take the Destination Address (ie the multicast address), and
1934 * do a CRC on it (little endian), and reverse the bits of the
1936 * 2) Use the 8 most significant bits as a hash into a 256-entry
1937 * table. The table is controlled through 8 32-bit registers:
1938 * gaddr0-7. gaddr0's MSB is entry 0, and gaddr7's LSB is
1939 * gaddr7. This means that the 3 most significant bits in the
1940 * hash index which gaddr register to use, and the 5 other bits
1941 * indicate which bit (assuming an IBM numbering scheme, which
1942 * for PowerPC (tm) is usually the case) in the tregister holds
1945 tsec_mcast_addr (struct eth_device *dev, u8 mcast_mac, u8 set)
1947 struct tsec_private *priv = privlist[1];
1948 volatile tsec_t *regs = priv->regs;
1949 volatile u32 *reg_array, value;
1950 u8 result, whichbit, whichreg;
1952 result = (u8)((ether_crc(MAC_ADDR_LEN,mcast_mac) >> 24) & 0xff);
1953 whichbit = result & 0x1f; /* the 5 LSB = which bit to set */
1954 whichreg = result >> 5; /* the 3 MSB = which reg to set it in */
1955 value = (1 << (31-whichbit));
1957 reg_array = &(regs->hash.gaddr0);
1960 reg_array[whichreg] |= value;
1962 reg_array[whichreg] &= ~value;
1966 #endif /* Multicast TFTP ? */