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authorTom Rini <trini@ti.com>2015-01-22 20:04:17 -0500
committerTom Rini <trini@ti.com>2015-01-22 20:04:17 -0500
commitec0cc98f2cb7fa217ed0a1a54978e2d8f2fbc20c (patch)
tree6bfa9a96dcad59fc12f8825cfaf99c09680075f5 /drivers
parent032c6867a2925c95897afe07d1f0678114254cf6 (diff)
parentdb4a1767c09a4696792204d1cac33631cb38424e (diff)
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Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/Makefile1
-rw-r--r--drivers/net/fm/eth.c30
-rw-r--r--drivers/net/fm/t1040.c3
-rw-r--r--drivers/net/phy/Makefile1
-rw-r--r--drivers/net/phy/aquantia.c156
-rw-r--r--drivers/net/phy/phy.c3
-rw-r--r--drivers/net/vsc9953.c497
7 files changed, 678 insertions, 13 deletions
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index fb0cf8c..46c4ac6 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -66,3 +66,4 @@ obj-$(CONFIG_XILINX_LL_TEMAC) += xilinx_ll_temac.o xilinx_ll_temac_mdio.o \
xilinx_ll_temac_fifo.o xilinx_ll_temac_sdma.o
obj-$(CONFIG_ZYNQ_GEM) += zynq_gem.o
obj-$(CONFIG_FSL_MC_ENET) += fsl_mc/
+obj-$(CONFIG_VSC9953) += vsc9953.o
diff --git a/drivers/net/fm/eth.c b/drivers/net/fm/eth.c
index f1e39b9..1d1089d 100644
--- a/drivers/net/fm/eth.c
+++ b/drivers/net/fm/eth.c
@@ -410,10 +410,15 @@ static int fm_eth_open(struct eth_device *dev, bd_t *bd)
fmc_tx_port_graceful_stop_disable(fm_eth);
#ifdef CONFIG_PHYLIB
- ret = phy_startup(fm_eth->phydev);
- if (ret) {
- printf("%s: Could not initialize\n", fm_eth->phydev->dev->name);
- return ret;
+ if (fm_eth->phydev) {
+ ret = phy_startup(fm_eth->phydev);
+ if (ret) {
+ printf("%s: Could not initialize\n",
+ fm_eth->phydev->dev->name);
+ return ret;
+ }
+ } else {
+ return 0;
}
#else
fm_eth->phydev->speed = SPEED_1000;
@@ -447,7 +452,8 @@ static void fm_eth_halt(struct eth_device *dev)
/* disable bmi Rx port */
bmi_rx_port_disable(fm_eth->rx_port);
- phy_shutdown(fm_eth->phydev);
+ if (fm_eth->phydev)
+ phy_shutdown(fm_eth->phydev);
}
static int fm_eth_send(struct eth_device *dev, void *buf, int len)
@@ -625,11 +631,12 @@ static int init_phy(struct eth_device *dev)
if (fm_eth->bus) {
phydev = phy_connect(fm_eth->bus, fm_eth->phyaddr, dev,
fm_eth->enet_if);
- }
-
- if (!phydev) {
- printf("Failed to connect\n");
- return -1;
+ if (!phydev) {
+ printf("Failed to connect\n");
+ return -1;
+ }
+ } else {
+ return 0;
}
if (fm_eth->type == FM_ETH_1G_E) {
@@ -711,8 +718,7 @@ int fm_eth_initialize(struct ccsr_fman *reg, struct fm_eth_info *info)
if (!fm_eth_startup(fm_eth))
return 0;
- if (init_phy(dev))
- return 0;
+ init_phy(dev);
/* clear the ethernet address */
for (i = 0; i < 6; i++)
diff --git a/drivers/net/fm/t1040.c b/drivers/net/fm/t1040.c
index d2a097e..0458366 100644
--- a/drivers/net/fm/t1040.c
+++ b/drivers/net/fm/t1040.c
@@ -50,7 +50,8 @@ phy_interface_t fman_port_enet_if(enum fm_port port)
switch (port) {
case FM1_DTSEC1:
case FM1_DTSEC2:
- if (is_serdes_configured(QSGMII_SW1_A + port - FM1_DTSEC1))
+ if (is_serdes_configured(QSGMII_SW1_A + port - FM1_DTSEC1) ||
+ is_serdes_configured(SGMII_SW1_MAC1 + port - FM1_DTSEC1))
return PHY_INTERFACE_MODE_QSGMII;
case FM1_DTSEC3:
case FM1_DTSEC4:
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index f46bf00..d096db8 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_MV88E6352_SWITCH) += mv88e6352.o
obj-$(CONFIG_PHYLIB) += phy.o
obj-$(CONFIG_PHYLIB_10G) += generic_10g.o
+obj-$(CONFIG_PHY_AQUANTIA) += aquantia.o
obj-$(CONFIG_PHY_ATHEROS) += atheros.o
obj-$(CONFIG_PHY_BROADCOM) += broadcom.o
obj-$(CONFIG_PHY_CORTINA) += cortina.o
diff --git a/drivers/net/phy/aquantia.c b/drivers/net/phy/aquantia.c
new file mode 100644
index 0000000..ef4da4e
--- /dev/null
+++ b/drivers/net/phy/aquantia.c
@@ -0,0 +1,156 @@
+/*
+ * Aquantia PHY drivers
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ */
+#include <config.h>
+#include <common.h>
+#include <phy.h>
+
+#ifndef CONFIG_PHYLIB_10G
+#error The Aquantia PHY needs 10G support
+#endif
+
+#define AQUNTIA_10G_CTL 0x20
+#define AQUNTIA_VENDOR_P1 0xc400
+
+#define AQUNTIA_SPEED_LSB_MASK 0x2000
+#define AQUNTIA_SPEED_MSB_MASK 0x40
+
+int aquantia_config(struct phy_device *phydev)
+{
+ u32 val = phy_read(phydev, MDIO_MMD_PMAPMD, MII_BMCR);
+
+ if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
+ /* 1000BASE-T mode */
+ phydev->advertising = SUPPORTED_1000baseT_Full;
+ phydev->supported = phydev->advertising;
+
+ val = (val & ~AQUNTIA_SPEED_LSB_MASK) | AQUNTIA_SPEED_MSB_MASK;
+ phy_write(phydev, MDIO_MMD_PMAPMD, MII_BMCR, val);
+ } else if (phydev->interface == PHY_INTERFACE_MODE_XGMII) {
+ /* 10GBASE-T mode */
+ phydev->advertising = SUPPORTED_10000baseT_Full;
+ phydev->supported = phydev->advertising;
+
+ if (!(val & AQUNTIA_SPEED_LSB_MASK) ||
+ !(val & AQUNTIA_SPEED_MSB_MASK))
+ phy_write(phydev, MDIO_MMD_PMAPMD, MII_BMCR,
+ AQUNTIA_SPEED_LSB_MASK |
+ AQUNTIA_SPEED_MSB_MASK);
+ } else if (phydev->interface == PHY_INTERFACE_MODE_SGMII_2500) {
+ /* 2.5GBASE-T mode */
+ phydev->advertising = SUPPORTED_1000baseT_Full;
+ phydev->supported = phydev->advertising;
+
+ phy_write(phydev, MDIO_MMD_AN, AQUNTIA_10G_CTL, 1);
+ phy_write(phydev, MDIO_MMD_AN, AQUNTIA_VENDOR_P1, 0x9440);
+ } else if (phydev->interface == PHY_INTERFACE_MODE_MII) {
+ /* 100BASE-TX mode */
+ phydev->advertising = SUPPORTED_100baseT_Full;
+ phydev->supported = phydev->advertising;
+
+ val = (val & ~AQUNTIA_SPEED_MSB_MASK) | AQUNTIA_SPEED_LSB_MASK;
+ phy_write(phydev, MDIO_MMD_PMAPMD, MII_BMCR, val);
+ }
+ return 0;
+}
+
+int aquantia_startup(struct phy_device *phydev)
+{
+ u32 reg, speed;
+ int i = 0;
+
+ phydev->duplex = DUPLEX_FULL;
+
+ /* if the AN is still in progress, wait till timeout. */
+ phy_read(phydev, MDIO_MMD_AN, MDIO_STAT1);
+ reg = phy_read(phydev, MDIO_MMD_AN, MDIO_STAT1);
+ if (!(reg & MDIO_AN_STAT1_COMPLETE)) {
+ printf("%s Waiting for PHY auto negotiation to complete",
+ phydev->dev->name);
+ do {
+ udelay(1000);
+ reg = phy_read(phydev, MDIO_MMD_AN, MDIO_STAT1);
+ if ((i++ % 500) == 0)
+ printf(".");
+ } while (!(reg & MDIO_AN_STAT1_COMPLETE) &&
+ i < (4 * PHY_ANEG_TIMEOUT));
+
+ if (i > PHY_ANEG_TIMEOUT)
+ printf(" TIMEOUT !\n");
+ }
+
+ /* Read twice because link state is latched and a
+ * read moves the current state into the register */
+ phy_read(phydev, MDIO_MMD_AN, MDIO_STAT1);
+ reg = phy_read(phydev, MDIO_MMD_AN, MDIO_STAT1);
+ if (reg < 0 || !(reg & MDIO_STAT1_LSTATUS))
+ phydev->link = 0;
+ else
+ phydev->link = 1;
+
+ speed = phy_read(phydev, MDIO_MMD_PMAPMD, MII_BMCR);
+ if (speed & AQUNTIA_SPEED_MSB_MASK) {
+ if (speed & AQUNTIA_SPEED_LSB_MASK)
+ phydev->speed = SPEED_10000;
+ else
+ phydev->speed = SPEED_1000;
+ } else {
+ if (speed & AQUNTIA_SPEED_LSB_MASK)
+ phydev->speed = SPEED_100;
+ else
+ phydev->speed = SPEED_10;
+ }
+
+ return 0;
+}
+
+struct phy_driver aq1202_driver = {
+ .name = "Aquantia AQ1202",
+ .uid = 0x3a1b445,
+ .mask = 0xfffffff0,
+ .features = PHY_10G_FEATURES,
+ .mmds = (MDIO_MMD_PMAPMD | MDIO_MMD_PCS|
+ MDIO_MMD_PHYXS | MDIO_MMD_AN |
+ MDIO_MMD_VEND1),
+ .config = &aquantia_config,
+ .startup = &aquantia_startup,
+ .shutdown = &gen10g_shutdown,
+};
+
+struct phy_driver aq2104_driver = {
+ .name = "Aquantia AQ2104",
+ .uid = 0x3a1b460,
+ .mask = 0xfffffff0,
+ .features = PHY_10G_FEATURES,
+ .mmds = (MDIO_MMD_PMAPMD | MDIO_MMD_PCS|
+ MDIO_MMD_PHYXS | MDIO_MMD_AN |
+ MDIO_MMD_VEND1),
+ .config = &aquantia_config,
+ .startup = &aquantia_startup,
+ .shutdown = &gen10g_shutdown,
+};
+
+struct phy_driver aqr105_driver = {
+ .name = "Aquantia AQR105",
+ .uid = 0x3a1b4a2,
+ .mask = 0xfffffff0,
+ .features = PHY_10G_FEATURES,
+ .mmds = (MDIO_MMD_PMAPMD | MDIO_MMD_PCS|
+ MDIO_MMD_PHYXS | MDIO_MMD_AN |
+ MDIO_MMD_VEND1),
+ .config = &aquantia_config,
+ .startup = &aquantia_startup,
+ .shutdown = &gen10g_shutdown,
+};
+int phy_aquantia_init(void)
+{
+ phy_register(&aq1202_driver);
+ phy_register(&aq2104_driver);
+ phy_register(&aqr105_driver);
+
+ return 0;
+}
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 5b04c85..df7e945 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -442,6 +442,9 @@ static LIST_HEAD(phy_drivers);
int phy_init(void)
{
+#ifdef CONFIG_PHY_AQUANTIA
+ phy_aquantia_init();
+#endif
#ifdef CONFIG_PHY_ATHEROS
phy_atheros_init();
#endif
diff --git a/drivers/net/vsc9953.c b/drivers/net/vsc9953.c
new file mode 100644
index 0000000..9fc3c18
--- /dev/null
+++ b/drivers/net/vsc9953.c
@@ -0,0 +1,497 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Driver for the Vitesse VSC9953 L2 Switch
+ */
+
+#include <asm/io.h>
+#include <asm/fsl_serdes.h>
+#include <fm_eth.h>
+#include <asm/fsl_memac.h>
+#include <vsc9953.h>
+
+static struct vsc9953_info vsc9953_l2sw = {
+ .port[0] = VSC9953_PORT_INFO_INITIALIZER(0),
+ .port[1] = VSC9953_PORT_INFO_INITIALIZER(1),
+ .port[2] = VSC9953_PORT_INFO_INITIALIZER(2),
+ .port[3] = VSC9953_PORT_INFO_INITIALIZER(3),
+ .port[4] = VSC9953_PORT_INFO_INITIALIZER(4),
+ .port[5] = VSC9953_PORT_INFO_INITIALIZER(5),
+ .port[6] = VSC9953_PORT_INFO_INITIALIZER(6),
+ .port[7] = VSC9953_PORT_INFO_INITIALIZER(7),
+ .port[8] = VSC9953_PORT_INFO_INITIALIZER(8),
+ .port[9] = VSC9953_PORT_INFO_INITIALIZER(9),
+};
+
+void vsc9953_port_info_set_mdio(int port, struct mii_dev *bus)
+{
+ if (!VSC9953_PORT_CHECK(port))
+ return;
+
+ vsc9953_l2sw.port[port].bus = bus;
+}
+
+void vsc9953_port_info_set_phy_address(int port, int address)
+{
+ if (!VSC9953_PORT_CHECK(port))
+ return;
+
+ vsc9953_l2sw.port[port].phyaddr = address;
+}
+
+void vsc9953_port_info_set_phy_int(int port, phy_interface_t phy_int)
+{
+ if (!VSC9953_PORT_CHECK(port))
+ return;
+
+ vsc9953_l2sw.port[port].enet_if = phy_int;
+}
+
+void vsc9953_port_enable(int port)
+{
+ if (!VSC9953_PORT_CHECK(port))
+ return;
+
+ vsc9953_l2sw.port[port].enabled = 1;
+}
+
+void vsc9953_port_disable(int port)
+{
+ if (!VSC9953_PORT_CHECK(port))
+ return;
+
+ vsc9953_l2sw.port[port].enabled = 0;
+}
+
+static void vsc9953_mdio_write(struct vsc9953_mii_mng *phyregs, int port_addr,
+ int regnum, int value)
+{
+ int timeout = 50000;
+
+ out_le32(&phyregs->miimcmd, (0x1 << 31) | ((port_addr & 0x1f) << 25) |
+ ((regnum & 0x1f) << 20) | ((value & 0xffff) << 4) |
+ (0x1 << 1));
+ asm("sync");
+
+ while ((in_le32(&phyregs->miimstatus) & 0x8) && --timeout)
+ udelay(1);
+
+ if (timeout == 0)
+ debug("Timeout waiting for MDIO write\n");
+}
+
+static int vsc9953_mdio_read(struct vsc9953_mii_mng *phyregs, int port_addr,
+ int regnum)
+{
+ int value = 0xFFFF;
+ int timeout = 50000;
+
+ while ((in_le32(&phyregs->miimstatus) & MIIMIND_OPR_PEND) && --timeout)
+ udelay(1);
+ if (timeout == 0) {
+ debug("Timeout waiting for MDIO operation to finish\n");
+ return value;
+ }
+
+ /* Put the address of the phy, and the register
+ * number into MIICMD
+ */
+ out_le32(&phyregs->miimcmd, (0x1 << 31) | ((port_addr & 0x1f) << 25) |
+ ((regnum & 0x1f) << 20) | ((value & 0xffff) << 4) |
+ (0x2 << 1));
+
+ timeout = 50000;
+ /* Wait for the the indication that the read is done */
+ while ((in_le32(&phyregs->miimstatus) & 0x8) && --timeout)
+ udelay(1);
+ if (timeout == 0)
+ debug("Timeout waiting for MDIO read\n");
+
+ /* Grab the value read from the PHY */
+ value = in_le32(&phyregs->miimdata);
+
+ if ((value & 0x00030000) == 0)
+ return value & 0x0000ffff;
+
+ return value;
+}
+
+static int init_phy(struct eth_device *dev)
+{
+ struct vsc9953_port_info *l2sw_port = dev->priv;
+ struct phy_device *phydev = NULL;
+
+#ifdef CONFIG_PHYLIB
+ if (!l2sw_port->bus)
+ return 0;
+ phydev = phy_connect(l2sw_port->bus, l2sw_port->phyaddr, dev,
+ l2sw_port->enet_if);
+ if (!phydev) {
+ printf("Failed to connect\n");
+ return -1;
+ }
+
+ phydev->supported &= SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Full;
+ phydev->advertising = phydev->supported;
+
+ l2sw_port->phydev = phydev;
+
+ phy_config(phydev);
+#endif
+
+ return 0;
+}
+
+static int vsc9953_port_init(int port)
+{
+ struct eth_device *dev;
+
+ /* Internal ports never have a PHY */
+ if (VSC9953_INTERNAL_PORT_CHECK(port))
+ return 0;
+
+ /* alloc eth device */
+ dev = (struct eth_device *)calloc(1, sizeof(struct eth_device));
+ if (!dev)
+ return 1;
+
+ sprintf(dev->name, "SW@PORT%d", port);
+ dev->priv = &vsc9953_l2sw.port[port];
+ dev->init = NULL;
+ dev->halt = NULL;
+ dev->send = NULL;
+ dev->recv = NULL;
+
+ if (init_phy(dev)) {
+ free(dev);
+ return 1;
+ }
+
+ return 0;
+}
+
+void vsc9953_init(bd_t *bis)
+{
+ u32 i, hdx_cfg = 0, phy_addr = 0;
+ int timeout;
+ struct vsc9953_system_reg *l2sys_reg;
+ struct vsc9953_qsys_reg *l2qsys_reg;
+ struct vsc9953_dev_gmii *l2dev_gmii_reg;
+ struct vsc9953_analyzer *l2ana_reg;
+ struct vsc9953_devcpu_gcb *l2dev_gcb;
+
+ l2dev_gmii_reg = (struct vsc9953_dev_gmii *)(VSC9953_OFFSET +
+ VSC9953_DEV_GMII_OFFSET);
+
+ l2ana_reg = (struct vsc9953_analyzer *)(VSC9953_OFFSET +
+ VSC9953_ANA_OFFSET);
+
+ l2sys_reg = (struct vsc9953_system_reg *)(VSC9953_OFFSET +
+ VSC9953_SYS_OFFSET);
+
+ l2qsys_reg = (struct vsc9953_qsys_reg *)(VSC9953_OFFSET +
+ VSC9953_QSYS_OFFSET);
+
+ l2dev_gcb = (struct vsc9953_devcpu_gcb *)(VSC9953_OFFSET +
+ VSC9953_DEVCPU_GCB);
+
+ out_le32(&l2dev_gcb->chip_regs.soft_rst,
+ CONFIG_VSC9953_SOFT_SWC_RST_ENA);
+ timeout = 50000;
+ while ((in_le32(&l2dev_gcb->chip_regs.soft_rst) &
+ CONFIG_VSC9953_SOFT_SWC_RST_ENA) && --timeout)
+ udelay(1); /* busy wait for vsc9953 soft reset */
+ if (timeout == 0)
+ debug("Timeout waiting for VSC9953 to reset\n");
+
+ out_le32(&l2sys_reg->sys.reset_cfg, CONFIG_VSC9953_MEM_ENABLE |
+ CONFIG_VSC9953_MEM_INIT);
+
+ timeout = 50000;
+ while ((in_le32(&l2sys_reg->sys.reset_cfg) &
+ CONFIG_VSC9953_MEM_INIT) && --timeout)
+ udelay(1); /* busy wait for vsc9953 memory init */
+ if (timeout == 0)
+ debug("Timeout waiting for VSC9953 memory to initialize\n");
+
+ out_le32(&l2sys_reg->sys.reset_cfg, (in_le32(&l2sys_reg->sys.reset_cfg)
+ | CONFIG_VSC9953_CORE_ENABLE));
+
+ /* VSC9953 Setting to be done once only */
+ out_le32(&l2qsys_reg->sys.ext_cpu_cfg, 0x00000b00);
+
+ for (i = 0; i < VSC9953_MAX_PORTS; i++) {
+ if (vsc9953_port_init(i))
+ printf("Failed to initialize l2switch port %d\n", i);
+
+ /* Enable VSC9953 GMII Ports Port ID 0 - 7 */
+ if (VSC9953_INTERNAL_PORT_CHECK(i)) {
+ out_le32(&l2ana_reg->pfc[i].pfc_cfg,
+ CONFIG_VSC9953_PFC_FC_QSGMII);
+ out_le32(&l2sys_reg->pause_cfg.mac_fc_cfg[i],
+ CONFIG_VSC9953_MAC_FC_CFG_QSGMII);
+ } else {
+ out_le32(&l2ana_reg->pfc[i].pfc_cfg,
+ CONFIG_VSC9953_PFC_FC);
+ out_le32(&l2sys_reg->pause_cfg.mac_fc_cfg[i],
+ CONFIG_VSC9953_MAC_FC_CFG);
+ }
+ out_le32(&l2dev_gmii_reg->port_mode.clock_cfg,
+ CONFIG_VSC9953_CLOCK_CFG);
+ out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_ena_cfg,
+ CONFIG_VSC9953_MAC_ENA_CFG);
+ out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_mode_cfg,
+ CONFIG_VSC9953_MAC_MODE_CFG);
+ out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_ifg_cfg,
+ CONFIG_VSC9953_MAC_IFG_CFG);
+ /* mac_hdx_cfg varies with port id*/
+ hdx_cfg = (CONFIG_VSC9953_MAC_HDX_CFG | (i << 16));
+ out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_hdx_cfg, hdx_cfg);
+ out_le32(&l2sys_reg->sys.front_port_mode[i],
+ CONFIG_VSC9953_FRONT_PORT_MODE);
+ out_le32(&l2qsys_reg->sys.switch_port_mode[i],
+ CONFIG_VSC9953_PORT_ENA);
+ out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_maxlen_cfg,
+ CONFIG_VSC9953_MAC_MAX_LEN);
+ out_le32(&l2sys_reg->pause_cfg.pause_cfg[i],
+ CONFIG_VSC9953_PAUSE_CFG);
+ /* WAIT FOR 2 us*/
+ udelay(2);
+
+ l2dev_gmii_reg = (struct vsc9953_dev_gmii *)(
+ (char *)l2dev_gmii_reg
+ + T1040_SWITCH_GMII_DEV_OFFSET);
+
+ /* Initialize Lynx PHY Wrappers */
+ phy_addr = 0;
+ if (vsc9953_l2sw.port[i].enet_if ==
+ PHY_INTERFACE_MODE_QSGMII)
+ phy_addr = (i + 0x4) & 0x1F;
+ else if (vsc9953_l2sw.port[i].enet_if ==
+ PHY_INTERFACE_MODE_SGMII)
+ phy_addr = (i + 1) & 0x1F;
+
+ if (phy_addr) {
+ /* SGMII IF mode + AN enable */
+ vsc9953_mdio_write(&l2dev_gcb->mii_mng[0], phy_addr,
+ 0x14, PHY_SGMII_IF_MODE_AN |
+ PHY_SGMII_IF_MODE_SGMII);
+ /* Dev ability according to SGMII specification */
+ vsc9953_mdio_write(&l2dev_gcb->mii_mng[0], phy_addr,
+ 0x4, PHY_SGMII_DEV_ABILITY_SGMII);
+ /* Adjust link timer for SGMII
+ * 1.6 ms in units of 8 ns = 2 * 10^5 = 0x30d40
+ */
+ vsc9953_mdio_write(&l2dev_gcb->mii_mng[0], phy_addr,
+ 0x13, 0x0003);
+ vsc9953_mdio_write(&l2dev_gcb->mii_mng[0], phy_addr,
+ 0x12, 0x0d40);
+ /* Restart AN */
+ vsc9953_mdio_write(&l2dev_gcb->mii_mng[0], phy_addr,
+ 0x0, PHY_SGMII_CR_DEF_VAL |
+ PHY_SGMII_CR_RESET_AN);
+
+ timeout = 50000;
+ while ((vsc9953_mdio_read(&l2dev_gcb->mii_mng[0],
+ phy_addr, 0x01) & 0x0020) && --timeout)
+ udelay(1); /* wait for AN to complete */
+ if (timeout == 0)
+ debug("Timeout waiting for AN to complete\n");
+ }
+ }
+
+ printf("VSC9953 L2 switch initialized\n");
+ return;
+}
+
+#ifdef CONFIG_VSC9953_CMD
+/* Enable/disable status of a VSC9953 port */
+static void vsc9953_port_status_set(int port_nr, u8 enabled)
+{
+ u32 val;
+ struct vsc9953_qsys_reg *l2qsys_reg;
+
+ /* Administrative down */
+ if (vsc9953_l2sw.port[port_nr].enabled == 0)
+ return;
+
+ l2qsys_reg = (struct vsc9953_qsys_reg *)(VSC9953_OFFSET +
+ VSC9953_QSYS_OFFSET);
+
+ val = in_le32(&l2qsys_reg->sys.switch_port_mode[port_nr]);
+ if (enabled == 1)
+ val |= (1 << 13);
+ else
+ val &= ~(1 << 13);
+
+ out_le32(&l2qsys_reg->sys.switch_port_mode[port_nr], val);
+}
+
+/* Set all VSC9953 ports' status */
+static void vsc9953_port_all_status_set(u8 enabled)
+{
+ int i;
+
+ for (i = 0; i < VSC9953_MAX_PORTS; i++)
+ vsc9953_port_status_set(i, enabled);
+}
+
+/* Start autonegotiation for a VSC9953 PHY */
+static void vsc9953_phy_autoneg(int port_nr)
+{
+ if (!vsc9953_l2sw.port[port_nr].phydev)
+ return;
+
+ if (vsc9953_l2sw.port[port_nr].phydev->drv->startup(
+ vsc9953_l2sw.port[port_nr].phydev))
+ printf("Failed to start PHY for port %d\n", port_nr);
+}
+
+/* Start autonegotiation for all VSC9953 PHYs */
+static void vsc9953_phy_all_autoneg(void)
+{
+ int i;
+
+ for (i = 0; i < VSC9953_MAX_PORTS; i++)
+ vsc9953_phy_autoneg(i);
+}
+
+/* Print a VSC9953 port's configuration */
+static void vsc9953_port_config_show(int port)
+{
+ int speed;
+ int duplex;
+ int link;
+ u8 enabled;
+ u32 val;
+ struct vsc9953_qsys_reg *l2qsys_reg;
+
+ l2qsys_reg = (struct vsc9953_qsys_reg *)(VSC9953_OFFSET +
+ VSC9953_QSYS_OFFSET);
+
+ val = in_le32(&l2qsys_reg->sys.switch_port_mode[port]);
+ enabled = vsc9953_l2sw.port[port].enabled &
+ ((val & 0x00002000) >> 13);
+
+ /* internal ports (8 and 9) are fixed */
+ if (VSC9953_INTERNAL_PORT_CHECK(port)) {
+ link = 1;
+ speed = SPEED_2500;
+ duplex = DUPLEX_FULL;
+ } else {
+ if (vsc9953_l2sw.port[port].phydev) {
+ link = vsc9953_l2sw.port[port].phydev->link;
+ speed = vsc9953_l2sw.port[port].phydev->speed;
+ duplex = vsc9953_l2sw.port[port].phydev->duplex;
+ } else {
+ link = -1;
+ speed = -1;
+ duplex = -1;
+ }
+ }
+
+ printf("%8d ", port);
+ printf("%8s ", enabled == 1 ? "enabled" : "disabled");
+ printf("%8s ", link == 1 ? "up" : "down");
+
+ switch (speed) {
+ case SPEED_10:
+ printf("%8d ", 10);
+ break;
+ case SPEED_100:
+ printf("%8d ", 100);
+ break;
+ case SPEED_1000:
+ printf("%8d ", 1000);
+ break;
+ case SPEED_2500:
+ printf("%8d ", 2500);
+ break;
+ case SPEED_10000:
+ printf("%8d ", 10000);
+ break;
+ default:
+ printf("%8s ", "-");
+ }
+
+ printf("%8s\n", duplex == DUPLEX_FULL ? "full" : "half");
+}
+
+/* Print VSC9953 ports' configuration */
+static void vsc9953_port_all_config_show(void)
+{
+ int i;
+
+ for (i = 0; i < VSC9953_MAX_PORTS; i++)
+ vsc9953_port_config_show(i);
+}
+
+/* function to interpret commands starting with "ethsw " */
+static int do_ethsw(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ u8 enable;
+ u32 port;
+
+ if (argc < 4)
+ return -1;
+
+ if (strcmp(argv[1], "port"))
+ return -1;
+
+ if (!strcmp(argv[3], "show")) {
+ if (!strcmp(argv[2], "all")) {
+ vsc9953_phy_all_autoneg();
+ printf("%8s %8s %8s %8s %8s\n",
+ "Port", "Status", "Link", "Speed",
+ "Duplex");
+ vsc9953_port_all_config_show();
+ return 0;
+ } else {
+ port = simple_strtoul(argv[2], NULL, 10);
+ if (!VSC9953_PORT_CHECK(port))
+ return -1;
+ vsc9953_phy_autoneg(port);
+ printf("%8s %8s %8s %8s %8s\n",
+ "Port", "Status", "Link", "Speed",
+ "Duplex");
+ vsc9953_port_config_show(port);
+ return 0;
+ }
+ } else if (!strcmp(argv[3], "enable")) {
+ enable = 1;
+ } else if (!strcmp(argv[3], "disable")) {
+ enable = 0;
+ } else {
+ return -1;
+ }
+
+ if (!strcmp(argv[2], "all")) {
+ vsc9953_port_all_status_set(enable);
+ return 0;
+ } else {
+ port = simple_strtoul(argv[2], NULL, 10);
+ if (!VSC9953_PORT_CHECK(port))
+ return -1;
+ vsc9953_port_status_set(port, enable);
+ return 0;
+ }
+
+ return -1;
+}
+
+U_BOOT_CMD(ethsw, 5, 0, do_ethsw,
+ "vsc9953 l2 switch commands",
+ "port <port_nr> enable|disable\n"
+ " - enable/disable an l2 switch port\n"
+ " port_nr=0..9; use \"all\" for all ports\n"
+ "ethsw port <port_nr> show\n"
+ " - show an l2 switch port's configuration\n"
+ " port_nr=0..9; use \"all\" for all ports\n"
+);
+#endif /* CONFIG_VSC9953_CMD */