// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2009-2012 Freescale Semiconductor, Inc.
+ * Copyright 2020 NXP
* Dave Liu <daveliu@freescale.com>
*/
#include <common.h>
+#include <log.h>
+#include <part.h>
#include <asm/io.h>
+#ifdef CONFIG_DM_ETH
+#include <dm.h>
+#include <dm/ofnode.h>
+#include <linux/compat.h>
+#include <phy_interface.h>
+#endif
#include <malloc.h>
#include <net.h>
#include <hwconfig.h>
#include <fsl_dtsec.h>
#include <fsl_tgec.h>
#include <fsl_memac.h>
+#include <linux/delay.h>
#include "fm.h"
+#ifndef CONFIG_DM_ETH
static struct eth_device *devlist[NUM_FM_PORTS];
static int num_controllers;
+#endif
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) && !defined(BITBANGMII)
#ifdef CONFIG_SYS_FMAN_V3
u32 value;
struct mii_dev bus;
- bus.priv = priv->mac->phyregs;
bool sgmii_2500 = (priv->enet_if ==
- PHY_INTERFACE_MODE_SGMII_2500) ? true : false;
- int i = 0;
+ PHY_INTERFACE_MODE_2500BASEX) ? true : false;
+ int i = 0, j;
+
+#ifndef CONFIG_DM_ETH
+ bus.priv = priv->mac->phyregs;
+#else
+ bus.priv = priv->pcs_mdio;
+ bus.read = memac_mdio_read;
+ bus.write = memac_mdio_write;
+ bus.reset = memac_mdio_reset;
+#endif
qsgmii_loop:
/* SGMII IF mode + AN enable only for 1G SGMII, not for 2.5G */
else
value = PHY_SGMII_IF_MODE_SGMII | PHY_SGMII_IF_MODE_AN;
+ for (j = 0; j <= 3; j++)
+ debug("dump PCS reg %#x: %#x\n", j,
+ memac_mdio_read(&bus, i, MDIO_DEVAD_NONE, j));
+
memac_mdio_write(&bus, i, MDIO_DEVAD_NONE, 0x14, value);
/* Dev ability according to SGMII specification */
#endif
}
-static void dtsec_init_phy(struct eth_device *dev)
+static void dtsec_init_phy(struct fm_eth *fm_eth)
{
- struct fm_eth *fm_eth = dev->priv;
#ifndef CONFIG_SYS_FMAN_V3
- struct dtsec *regs = (struct dtsec *)CONFIG_SYS_FSL_FM1_DTSEC1_ADDR;
+ struct dtsec *regs = (struct dtsec *)CFG_SYS_FSL_FM1_DTSEC1_ADDR;
/* Assign a Physical address to the TBI */
out_be32(®s->tbipa, CONFIG_SYS_TBIPA_VALUE);
if (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII ||
fm_eth->enet_if == PHY_INTERFACE_MODE_QSGMII ||
- fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII_2500)
+ fm_eth->enet_if == PHY_INTERFACE_MODE_2500BASEX)
dtsec_configure_serdes(fm_eth);
}
+#ifndef CONFIG_DM_ETH
#ifdef CONFIG_PHYLIB
-static int tgec_is_fibre(struct eth_device *dev)
+static int tgec_is_fibre(struct fm_eth *fm)
{
- struct fm_eth *fm = dev->priv;
char phyopt[20];
sprintf(phyopt, "fsl_fm%d_xaui_phy", fm->fm_index + 1);
return hwconfig_arg_cmp(phyopt, "xfi");
}
#endif
+#endif /* CONFIG_DM_ETH */
#endif
static u16 muram_readw(u16 *addr)
/* wait until the rx port is not busy */
while ((in_be32(&rx_port->fmbm_rst) & FMBM_RST_BSY) && timeout--)
;
+ if (!timeout)
+ printf("%s - timeout\n", __func__);
}
static void bmi_rx_port_init(struct fm_bmi_rx_port *rx_port)
/* wait until the tx port is not busy */
while ((in_be32(&tx_port->fmbm_tst) & FMBM_TST_BSY) && timeout--)
;
+ if (!timeout)
+ printf("%s - timeout\n", __func__);
}
static void bmi_tx_port_init(struct fm_bmi_tx_port *tx_port)
/* alloc Rx buffer from main memory */
rx_buf_pool = malloc(MAX_RXBUF_LEN * RX_BD_RING_SIZE);
- if (!rx_buf_pool)
+ if (!rx_buf_pool) {
+ free(rx_bd_ring_base);
return -ENOMEM;
+ }
memset(rx_buf_pool, 0, MAX_RXBUF_LEN * RX_BD_RING_SIZE);
debug("%s: rx_buf_pool = %p\n", __func__, rx_buf_pool);
/* For some reason we need to set SPEED_100 */
if (((fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII) ||
- (fm_eth->enet_if == PHY_INTERFACE_MODE_SGMII_2500) ||
+ (fm_eth->enet_if == PHY_INTERFACE_MODE_2500BASEX) ||
(fm_eth->enet_if == PHY_INTERFACE_MODE_QSGMII)) &&
mac->set_if_mode)
mac->set_if_mode(mac, fm_eth->enet_if, SPEED_100);
sync();
}
-static int fm_eth_open(struct eth_device *dev, bd_t *bd)
+#ifndef CONFIG_DM_ETH
+static int fm_eth_open(struct eth_device *dev, struct bd_info *bd)
+#else
+static int fm_eth_open(struct udevice *dev)
+#endif
{
- struct fm_eth *fm_eth;
+#ifndef CONFIG_DM_ETH
+ struct fm_eth *fm_eth = dev->priv;
+#else
+ struct eth_pdata *pdata = dev_get_plat(dev);
+ struct fm_eth *fm_eth = dev_get_priv(dev);
+#endif
+ unsigned char *enetaddr;
struct fsl_enet_mac *mac;
#ifdef CONFIG_PHYLIB
int ret;
#endif
- fm_eth = (struct fm_eth *)dev->priv;
mac = fm_eth->mac;
+#ifndef CONFIG_DM_ETH
+ enetaddr = &dev->enetaddr[0];
+#else
+ enetaddr = pdata->enetaddr;
+#endif
+
/* setup the MAC address */
- if (dev->enetaddr[0] & 0x01) {
- printf("%s: MacAddress is multcast address\n", __func__);
- return 1;
+ if (enetaddr[0] & 0x01) {
+ printf("%s: MacAddress is multicast address\n", __func__);
+ enetaddr[0] = 0;
+ enetaddr[5] = fm_eth->num;
}
- mac->set_mac_addr(mac, dev->enetaddr);
+ mac->set_mac_addr(mac, enetaddr);
/* enable bmi Rx port */
setbits_be32(&fm_eth->rx_port->fmbm_rcfg, FMBM_RCFG_EN);
if (fm_eth->phydev) {
ret = phy_startup(fm_eth->phydev);
if (ret) {
+#ifndef CONFIG_DM_ETH
printf("%s: Could not initialize\n",
fm_eth->phydev->dev->name);
+#else
+ printf("%s: Could not initialize\n", dev->name);
+#endif
return ret;
}
} else {
/* set the MAC-PHY mode */
mac->set_if_mode(mac, fm_eth->enet_if, fm_eth->phydev->speed);
+ debug("MAC IF mode %d, speed %d, link %d\n", fm_eth->enet_if,
+ fm_eth->phydev->speed, fm_eth->phydev->link);
if (!fm_eth->phydev->link)
printf("%s: No link.\n", fm_eth->phydev->dev->name);
return fm_eth->phydev->link ? 0 : -1;
}
+#ifndef CONFIG_DM_ETH
static void fm_eth_halt(struct eth_device *dev)
+#else
+static void fm_eth_halt(struct udevice *dev)
+#endif
{
struct fm_eth *fm_eth;
struct fsl_enet_mac *mac;
+#ifndef CONFIG_DM_ETH
fm_eth = (struct fm_eth *)dev->priv;
+#else
+ fm_eth = dev_get_priv(dev);
+#endif
mac = fm_eth->mac;
/* graceful stop the transmission of frames */
#endif
}
+#ifndef CONFIG_DM_ETH
static int fm_eth_send(struct eth_device *dev, void *buf, int len)
+#else
+static int fm_eth_send(struct udevice *dev, void *buf, int len)
+#endif
{
struct fm_eth *fm_eth;
struct fm_port_global_pram *pram;
u16 offset_in;
int i;
+#ifndef CONFIG_DM_ETH
fm_eth = (struct fm_eth *)dev->priv;
+#else
+ fm_eth = dev_get_priv(dev);
+#endif
pram = fm_eth->tx_pram;
txbd = fm_eth->cur_txbd;
return 1;
}
+static struct fm_port_bd *fm_eth_free_one(struct fm_eth *fm_eth,
+ struct fm_port_bd *rxbd)
+{
+ struct fm_port_global_pram *pram;
+ struct fm_port_bd *rxbd_base;
+ u16 offset_out;
+
+ pram = fm_eth->rx_pram;
+
+ /* clear the RxBDs */
+ muram_writew(&rxbd->status, RxBD_EMPTY);
+ muram_writew(&rxbd->len, 0);
+ sync();
+
+ /* advance RxBD */
+ rxbd++;
+ rxbd_base = (struct fm_port_bd *)fm_eth->rx_bd_ring;
+ if (rxbd >= (rxbd_base + RX_BD_RING_SIZE))
+ rxbd = rxbd_base;
+
+ /* update RxQD */
+ offset_out = muram_readw(&pram->rxqd.offset_out);
+ offset_out += sizeof(struct fm_port_bd);
+ if (offset_out >= muram_readw(&pram->rxqd.bd_ring_size))
+ offset_out = 0;
+ muram_writew(&pram->rxqd.offset_out, offset_out);
+ sync();
+
+ return rxbd;
+}
+
+#ifndef CONFIG_DM_ETH
static int fm_eth_recv(struct eth_device *dev)
+#else
+static int fm_eth_recv(struct udevice *dev, int flags, uchar **packetp)
+#endif
{
struct fm_eth *fm_eth;
- struct fm_port_global_pram *pram;
- struct fm_port_bd *rxbd, *rxbd_base;
- u16 status, len;
+ struct fm_port_bd *rxbd;
u32 buf_lo, buf_hi;
+ u16 status, len;
+ int ret = -1;
u8 *data;
- u16 offset_out;
- int ret = 1;
+#ifndef CONFIG_DM_ETH
fm_eth = (struct fm_eth *)dev->priv;
- pram = fm_eth->rx_pram;
+#else
+ fm_eth = dev_get_priv(dev);
+#endif
rxbd = fm_eth->cur_rxbd;
status = muram_readw(&rxbd->status);
buf_lo = in_be32(&rxbd->buf_ptr_lo);
data = (u8 *)((ulong)(buf_hi << 16) << 16 | buf_lo);
len = muram_readw(&rxbd->len);
+#ifndef CONFIG_DM_ETH
net_process_received_packet(data, len);
+#else
+ *packetp = data;
+ return len;
+#endif
} else {
printf("%s: Rx error\n", dev->name);
ret = 0;
}
- /* clear the RxBDs */
- muram_writew(&rxbd->status, RxBD_EMPTY);
- muram_writew(&rxbd->len, 0);
- sync();
+ /* free current bd, advance to next one */
+ rxbd = fm_eth_free_one(fm_eth, rxbd);
- /* advance RxBD */
- rxbd++;
- rxbd_base = (struct fm_port_bd *)fm_eth->rx_bd_ring;
- if (rxbd >= (rxbd_base + RX_BD_RING_SIZE))
- rxbd = rxbd_base;
/* read next status */
status = muram_readw(&rxbd->status);
-
- /* update RxQD */
- offset_out = muram_readw(&pram->rxqd.offset_out);
- offset_out += sizeof(struct fm_port_bd);
- if (offset_out >= muram_readw(&pram->rxqd.bd_ring_size))
- offset_out = 0;
- muram_writew(&pram->rxqd.offset_out, offset_out);
- sync();
}
fm_eth->cur_rxbd = (void *)rxbd;
return ret;
}
+#ifdef CONFIG_DM_ETH
+static int fm_eth_free_pkt(struct udevice *dev, uchar *packet, int length)
+{
+ struct fm_eth *fm_eth = (struct fm_eth *)dev_get_priv(dev);
+
+ fm_eth->cur_rxbd = fm_eth_free_one(fm_eth, fm_eth->cur_rxbd);
+
+ return 0;
+}
+#endif /* CONFIG_DM_ETH */
+
+#ifndef CONFIG_DM_ETH
static int fm_eth_init_mac(struct fm_eth *fm_eth, struct ccsr_fman *reg)
{
struct fsl_enet_mac *mac;
return 0;
}
+#else /* CONFIG_DM_ETH */
+static int fm_eth_init_mac(struct fm_eth *fm_eth, void *reg)
+{
+#ifndef CONFIG_SYS_FMAN_V3
+ void *mdio;
+#endif
+
+ fm_eth->mac = kzalloc(sizeof(*fm_eth->mac), GFP_KERNEL);
+ if (!fm_eth->mac)
+ return -ENOMEM;
+
+#ifndef CONFIG_SYS_FMAN_V3
+ mdio = fman_mdio(fm_eth->dev->parent, fm_eth->mac_type, fm_eth->num);
+ debug("MDIO %d @ %p\n", fm_eth->num, mdio);
+#endif
+
+ switch (fm_eth->mac_type) {
+#ifdef CONFIG_SYS_FMAN_V3
+ case FM_MEMAC:
+ init_memac(fm_eth->mac, reg, NULL, MAX_RXBUF_LEN);
+ break;
+#else
+ case FM_DTSEC:
+ init_dtsec(fm_eth->mac, reg, mdio, MAX_RXBUF_LEN);
+ break;
+ case FM_TGEC:
+ init_tgec(fm_eth->mac, reg, mdio, MAX_RXBUF_LEN);
+ break;
+#endif
+ }
+
+ return 0;
+}
+#endif /* CONFIG_DM_ETH */
-static int init_phy(struct eth_device *dev)
+static int init_phy(struct fm_eth *fm_eth)
{
- struct fm_eth *fm_eth = dev->priv;
#ifdef CONFIG_PHYLIB
+ u32 supported = PHY_GBIT_FEATURES;
+#ifndef CONFIG_DM_ETH
struct phy_device *phydev = NULL;
- u32 supported;
+#endif
+
+ if (fm_eth->type == FM_ETH_10G_E)
+ supported = PHY_10G_FEATURES;
+ if (fm_eth->enet_if == PHY_INTERFACE_MODE_2500BASEX)
+ supported |= SUPPORTED_2500baseX_Full;
#endif
if (fm_eth->type == FM_ETH_1G_E)
- dtsec_init_phy(dev);
+ dtsec_init_phy(fm_eth);
+#ifdef CONFIG_DM_ETH
+#ifdef CONFIG_PHYLIB
+#ifdef CONFIG_DM_MDIO
+ fm_eth->phydev = dm_eth_phy_connect(fm_eth->dev);
+ if (!fm_eth->phydev)
+ return -ENODEV;
+#endif
+ fm_eth->phydev->advertising &= supported;
+ fm_eth->phydev->supported &= supported;
+
+ phy_config(fm_eth->phydev);
+#endif
+#else /* CONFIG_DM_ETH */
#ifdef CONFIG_PHYLIB
if (fm_eth->bus) {
- phydev = phy_connect(fm_eth->bus, fm_eth->phyaddr, dev,
- fm_eth->enet_if);
+ phydev = phy_connect(fm_eth->bus, fm_eth->phyaddr, fm_eth->dev,
+ fm_eth->enet_if);
if (!phydev) {
printf("Failed to connect\n");
return -1;
} else {
supported = SUPPORTED_10000baseT_Full;
- if (tgec_is_fibre(dev))
+ if (tgec_is_fibre(fm_eth))
phydev->port = PORT_FIBRE;
}
phy_config(phydev);
#endif
-
+#endif /* CONFIG_DM_ETH */
return 0;
}
+#ifndef CONFIG_DM_ETH
int fm_eth_initialize(struct ccsr_fman *reg, struct fm_eth_info *info)
{
struct eth_device *dev;
if (ret)
return ret;
- init_phy(dev);
+ init_phy(fm_eth);
/* clear the ethernet address */
for (i = 0; i < 6; i++)
return 0;
}
+#else /* CONFIG_DM_ETH */
+
+static int fm_eth_bind(struct udevice *dev)
+{
+ char mac_name[11];
+ u32 fm, num;
+
+ if (ofnode_read_u32(ofnode_get_parent(dev_ofnode(dev)), "cell-index", &fm)) {
+ printf("FMan node property cell-index missing\n");
+ return -EINVAL;
+ }
+
+ if (dev && dev_read_u32(dev, "cell-index", &num)) {
+ printf("FMan MAC node property cell-index missing\n");
+ return -EINVAL;
+ }
+
+ sprintf(mac_name, "fm%d-mac%d", fm + 1, num + 1);
+ device_set_name(dev, mac_name);
+
+ debug("%s - binding %s\n", __func__, mac_name);
+
+ return 0;
+}
+
+static struct udevice *fm_get_internal_mdio(struct udevice *dev)
+{
+ struct ofnode_phandle_args phandle = {.node = ofnode_null()};
+ struct udevice *mdiodev;
+
+ if (dev_read_phandle_with_args(dev, "pcsphy-handle", NULL,
+ 0, 0, &phandle) ||
+ !ofnode_valid(phandle.node)) {
+ if (dev_read_phandle_with_args(dev, "tbi-handle", NULL,
+ 0, 0, &phandle) ||
+ !ofnode_valid(phandle.node)) {
+ printf("Issue reading pcsphy-handle/tbi-handle for MAC %s\n",
+ dev->name);
+ return NULL;
+ }
+ }
+
+ if (uclass_get_device_by_ofnode(UCLASS_MDIO,
+ ofnode_get_parent(phandle.node),
+ &mdiodev)) {
+ printf("can't find MDIO bus for node %s\n",
+ ofnode_get_name(ofnode_get_parent(phandle.node)));
+ return NULL;
+ }
+ debug("Found internal MDIO bus %p\n", mdiodev);
+
+ return mdiodev;
+}
+
+static int fm_eth_probe(struct udevice *dev)
+{
+ struct fm_eth *fm_eth = (struct fm_eth *)dev_get_priv(dev);
+ struct ofnode_phandle_args args;
+ void *reg;
+ int ret, index;
+
+ debug("%s enter for dev %p fm_eth %p - %s\n", __func__, dev, fm_eth,
+ (dev) ? dev->name : "-");
+
+ if (fm_eth->dev) {
+ printf("%s already probed, exit\n", (dev) ? dev->name : "-");
+ return 0;
+ }
+
+ fm_eth->dev = dev;
+ fm_eth->fm_index = fman_id(dev->parent);
+ reg = (void *)(uintptr_t)dev_read_addr(dev);
+ fm_eth->mac_type = dev_get_driver_data(dev);
+#ifdef CONFIG_PHYLIB
+ fm_eth->enet_if = dev_read_phy_mode(dev);
+#else
+ fm_eth->enet_if = PHY_INTERFACE_MODE_SGMII;
+ printf("%s: warning - unable to determine interface type\n", __func__);
+#endif
+ switch (fm_eth->mac_type) {
+#ifndef CONFIG_SYS_FMAN_V3
+ case FM_TGEC:
+ fm_eth->type = FM_ETH_10G_E;
+ break;
+ case FM_DTSEC:
+#else
+ case FM_MEMAC:
+ /* default to 1G, 10G is indicated by port property in dts */
+#endif
+ fm_eth->type = FM_ETH_1G_E;
+ break;
+ }
+
+ if (dev_read_u32(dev, "cell-index", &fm_eth->num)) {
+ printf("FMan MAC node property cell-index missing\n");
+ return -EINVAL;
+ }
+
+ if (dev_read_phandle_with_args(dev, "fsl,fman-ports", NULL,
+ 0, 0, &args))
+ goto ports_ref_failure;
+ index = ofnode_read_u32_default(args.node, "cell-index", 0);
+ if (index <= 0)
+ goto ports_ref_failure;
+ fm_eth->rx_port = fman_port(dev->parent, index);
+
+ if (ofnode_read_bool(args.node, "fsl,fman-10g-port"))
+ fm_eth->type = FM_ETH_10G_E;
+
+ if (dev_read_phandle_with_args(dev, "fsl,fman-ports", NULL,
+ 0, 1, &args))
+ goto ports_ref_failure;
+ index = ofnode_read_u32_default(args.node, "cell-index", 0);
+ if (index <= 0)
+ goto ports_ref_failure;
+ fm_eth->tx_port = fman_port(dev->parent, index);
+
+ /* set the ethernet max receive length */
+ fm_eth->max_rx_len = MAX_RXBUF_LEN;
+
+ switch (fm_eth->enet_if) {
+ case PHY_INTERFACE_MODE_QSGMII:
+ /* all PCS blocks are accessed on one controller */
+ if (fm_eth->num != 0)
+ break;
+ case PHY_INTERFACE_MODE_SGMII:
+ case PHY_INTERFACE_MODE_2500BASEX:
+ fm_eth->pcs_mdio = fm_get_internal_mdio(dev);
+ break;
+ default:
+ break;
+ }
+
+ /* init global mac structure */
+ ret = fm_eth_init_mac(fm_eth, reg);
+ if (ret)
+ return ret;
+
+ /* startup the FM im */
+ ret = fm_eth_startup(fm_eth);
+
+ if (!ret)
+ ret = init_phy(fm_eth);
+
+ return ret;
+
+ports_ref_failure:
+ printf("Issue reading fsl,fman-ports for MAC %s\n", dev->name);
+ return -ENOENT;
+}
+
+static int fm_eth_remove(struct udevice *dev)
+{
+ return 0;
+}
+
+static const struct eth_ops fm_eth_ops = {
+ .start = fm_eth_open,
+ .send = fm_eth_send,
+ .recv = fm_eth_recv,
+ .free_pkt = fm_eth_free_pkt,
+ .stop = fm_eth_halt,
+};
+
+static const struct udevice_id fm_eth_ids[] = {
+#ifdef CONFIG_SYS_FMAN_V3
+ { .compatible = "fsl,fman-memac", .data = FM_MEMAC },
+#else
+ { .compatible = "fsl,fman-dtsec", .data = FM_DTSEC },
+ { .compatible = "fsl,fman-xgec", .data = FM_TGEC },
+#endif
+ {}
+};
+
+U_BOOT_DRIVER(eth_fman) = {
+ .name = "eth_fman",
+ .id = UCLASS_ETH,
+ .of_match = fm_eth_ids,
+ .bind = fm_eth_bind,
+ .probe = fm_eth_probe,
+ .remove = fm_eth_remove,
+ .ops = &fm_eth_ops,
+ .priv_auto = sizeof(struct fm_eth),
+ .plat_auto = sizeof(struct eth_pdata),
+ .flags = DM_FLAG_ALLOC_PRIV_DMA,
+};
+#endif /* CONFIG_DM_ETH */
projects / platform / kernel / u-boot.git / blobdiff