* Marcin Wojtas <mw@semihalf.com>
*
* U-Boot version:
- * Copyright (C) 2016 Stefan Roese <sr@denx.de>
+ * Copyright (C) 2016-2017 Stefan Roese <sr@denx.de>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
(((index) < (q)->last_desc) ? ((index) + 1) : 0)
/* SMI: 0xc0054 -> offset 0x54 to lms_base */
-#define MVPP2_SMI 0x0054
+#define MVPP21_SMI 0x0054
+/* PP2.2: SMI: 0x12a200 -> offset 0x1200 to iface_base */
+#define MVPP22_SMI 0x1200
#define MVPP2_PHY_REG_MASK 0x1f
/* SMI register fields */
#define MVPP2_SMI_DATA_OFFS 0 /* Data */
#define MVPP2_TX_DESC_ALIGN (MVPP2_DESC_ALIGNED_SIZE - 1)
/* RX FIFO constants */
-#define MVPP2_RX_FIFO_PORT_DATA_SIZE 0x2000
-#define MVPP2_RX_FIFO_PORT_ATTR_SIZE 0x80
-#define MVPP2_RX_FIFO_PORT_MIN_PKT 0x80
+#define MVPP21_RX_FIFO_PORT_DATA_SIZE 0x2000
+#define MVPP21_RX_FIFO_PORT_ATTR_SIZE 0x80
+#define MVPP22_RX_FIFO_10GB_PORT_DATA_SIZE 0x8000
+#define MVPP22_RX_FIFO_2_5GB_PORT_DATA_SIZE 0x2000
+#define MVPP22_RX_FIFO_1GB_PORT_DATA_SIZE 0x1000
+#define MVPP22_RX_FIFO_10GB_PORT_ATTR_SIZE 0x200
+#define MVPP22_RX_FIFO_2_5GB_PORT_ATTR_SIZE 0x80
+#define MVPP22_RX_FIFO_1GB_PORT_ATTR_SIZE 0x40
+#define MVPP2_RX_FIFO_PORT_MIN_PKT 0x80
+
+/* TX general registers */
+#define MVPP22_TX_FIFO_SIZE_REG(eth_tx_port) (0x8860 + ((eth_tx_port) << 2))
+#define MVPP22_TX_FIFO_SIZE_MASK 0xf
+
+/* TX FIFO constants */
+#define MVPP2_TX_FIFO_DATA_SIZE_10KB 0xa
+#define MVPP2_TX_FIFO_DATA_SIZE_3KB 0x3
/* RX buffer constants */
#define MVPP2_SKB_SHINFO_SIZE \
void __iomem *base;
void __iomem *lms_base;
void __iomem *iface_base;
+ void __iomem *mdio_base;
/* List of pointers to port structures */
struct mvpp2_port **port_list;
unsigned int max_port_rxqs;
struct mii_dev *bus;
+
+ int probe_done;
};
struct mvpp2_pcpu_stats {
/* Number of TXQs used by single port */
static int txq_number = MVPP2_DEFAULT_TXQ;
+static int base_id;
+
#define MVPP2_DRIVER_NAME "mvpp2"
#define MVPP2_DRIVER_VERSION "1.0"
int port;
for (port = 0; port < MVPP2_MAX_PORTS; port++) {
- mvpp2_write(priv, MVPP2_RX_DATA_FIFO_SIZE_REG(port),
- MVPP2_RX_FIFO_PORT_DATA_SIZE);
- mvpp2_write(priv, MVPP2_RX_ATTR_FIFO_SIZE_REG(port),
- MVPP2_RX_FIFO_PORT_ATTR_SIZE);
+ if (priv->hw_version == MVPP22) {
+ if (port == 0) {
+ mvpp2_write(priv,
+ MVPP2_RX_DATA_FIFO_SIZE_REG(port),
+ MVPP22_RX_FIFO_10GB_PORT_DATA_SIZE);
+ mvpp2_write(priv,
+ MVPP2_RX_ATTR_FIFO_SIZE_REG(port),
+ MVPP22_RX_FIFO_10GB_PORT_ATTR_SIZE);
+ } else if (port == 1) {
+ mvpp2_write(priv,
+ MVPP2_RX_DATA_FIFO_SIZE_REG(port),
+ MVPP22_RX_FIFO_2_5GB_PORT_DATA_SIZE);
+ mvpp2_write(priv,
+ MVPP2_RX_ATTR_FIFO_SIZE_REG(port),
+ MVPP22_RX_FIFO_2_5GB_PORT_ATTR_SIZE);
+ } else {
+ mvpp2_write(priv,
+ MVPP2_RX_DATA_FIFO_SIZE_REG(port),
+ MVPP22_RX_FIFO_1GB_PORT_DATA_SIZE);
+ mvpp2_write(priv,
+ MVPP2_RX_ATTR_FIFO_SIZE_REG(port),
+ MVPP22_RX_FIFO_1GB_PORT_ATTR_SIZE);
+ }
+ } else {
+ mvpp2_write(priv, MVPP2_RX_DATA_FIFO_SIZE_REG(port),
+ MVPP21_RX_FIFO_PORT_DATA_SIZE);
+ mvpp2_write(priv, MVPP2_RX_ATTR_FIFO_SIZE_REG(port),
+ MVPP21_RX_FIFO_PORT_ATTR_SIZE);
+ }
}
mvpp2_write(priv, MVPP2_RX_MIN_PKT_SIZE_REG,
mvpp2_write(priv, MVPP2_RX_FIFO_INIT_REG, 0x1);
}
+/* Initialize Tx FIFO's */
+static void mvpp2_tx_fifo_init(struct mvpp2 *priv)
+{
+ int port, val;
+
+ for (port = 0; port < MVPP2_MAX_PORTS; port++) {
+ /* Port 0 supports 10KB TX FIFO */
+ if (port == 0) {
+ val = MVPP2_TX_FIFO_DATA_SIZE_10KB &
+ MVPP22_TX_FIFO_SIZE_MASK;
+ } else {
+ val = MVPP2_TX_FIFO_DATA_SIZE_3KB &
+ MVPP22_TX_FIFO_SIZE_MASK;
+ }
+ mvpp2_write(priv, MVPP22_TX_FIFO_SIZE_REG(port), val);
+ }
+}
+
static void mvpp2_axi_init(struct mvpp2 *priv)
{
u32 val, rdval, wrval;
/* Rx Fifo Init */
mvpp2_rx_fifo_init(priv);
+ /* Tx Fifo Init */
+ if (priv->hw_version == MVPP22)
+ mvpp2_tx_fifo_init(priv);
+
/* Reset Rx queue group interrupt configuration */
for (i = 0; i < MVPP2_MAX_PORTS; i++) {
if (priv->hw_version == MVPP21) {
/* wait till the SMI is not busy */
do {
/* read smi register */
- smi_reg = readl(priv->lms_base + MVPP2_SMI);
+ smi_reg = readl(priv->mdio_base);
if (timeout-- == 0) {
printf("Error: SMI busy timeout\n");
return -EFAULT;
| MVPP2_SMI_OPCODE_READ;
/* write the smi register */
- writel(smi_reg, priv->lms_base + MVPP2_SMI);
+ writel(smi_reg, priv->mdio_base);
/* wait till read value is ready */
timeout = MVPP2_SMI_TIMEOUT;
do {
/* read smi register */
- smi_reg = readl(priv->lms_base + MVPP2_SMI);
+ smi_reg = readl(priv->mdio_base);
if (timeout-- == 0) {
printf("Err: SMI read ready timeout\n");
return -EFAULT;
for (timeout = 0; timeout < MVPP2_SMI_TIMEOUT; timeout++)
;
- return readl(priv->lms_base + MVPP2_SMI) & MVPP2_SMI_DATA_MASK;
+ return readl(priv->mdio_base) & MVPP2_SMI_DATA_MASK;
}
/*
smi_reg &= ~MVPP2_SMI_OPCODE_READ;
/* write the smi register */
- writel(smi_reg, priv->lms_base + MVPP2_SMI);
+ writel(smi_reg, priv->mdio_base);
return 0;
}
mvpp2_cleanup_txqs(port);
}
-static int mvpp2_probe(struct udevice *dev)
-{
- struct mvpp2_port *port = dev_get_priv(dev);
- struct mvpp2 *priv = dev_get_priv(dev->parent);
- int err;
-
- /* Initialize network controller */
- err = mvpp2_init(dev, priv);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to initialize controller\n");
- return err;
- }
-
- return mvpp2_port_probe(dev, port, dev_of_offset(dev), priv);
-}
-
-static const struct eth_ops mvpp2_ops = {
- .start = mvpp2_start,
- .send = mvpp2_send,
- .recv = mvpp2_recv,
- .stop = mvpp2_stop,
-};
-
-static struct driver mvpp2_driver = {
- .name = "mvpp2",
- .id = UCLASS_ETH,
- .probe = mvpp2_probe,
- .ops = &mvpp2_ops,
- .priv_auto_alloc_size = sizeof(struct mvpp2_port),
- .platdata_auto_alloc_size = sizeof(struct eth_pdata),
-};
-
-/*
- * Use a MISC device to bind the n instances (child nodes) of the
- * network base controller in UCLASS_ETH.
- */
static int mvpp2_base_probe(struct udevice *dev)
{
struct mvpp2 *priv = dev_get_priv(dev);
size += RX_BUFFER_SIZE;
}
+ /* Clear the complete area so that all descriptors are cleared */
+ memset(bd_space, 0, size);
+
/* Save base addresses for later use */
priv->base = (void *)dev_get_addr_index(dev, 0);
if (IS_ERR(priv->base))
priv->lms_base = (void *)dev_get_addr_index(dev, 1);
if (IS_ERR(priv->lms_base))
return PTR_ERR(priv->lms_base);
+
+ priv->mdio_base = priv->lms_base + MVPP21_SMI;
} else {
priv->iface_base = (void *)dev_get_addr_index(dev, 1);
if (IS_ERR(priv->iface_base))
return PTR_ERR(priv->iface_base);
+
+ priv->mdio_base = priv->iface_base + MVPP22_SMI;
}
if (priv->hw_version == MVPP21)
return mdio_register(bus);
}
+static int mvpp2_probe(struct udevice *dev)
+{
+ struct mvpp2_port *port = dev_get_priv(dev);
+ struct mvpp2 *priv = dev_get_priv(dev->parent);
+ int err;
+
+ /* Only call the probe function for the parent once */
+ if (!priv->probe_done) {
+ err = mvpp2_base_probe(dev->parent);
+ priv->probe_done = 1;
+ }
+ /* Initialize network controller */
+ err = mvpp2_init(dev, priv);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to initialize controller\n");
+ return err;
+ }
+
+ return mvpp2_port_probe(dev, port, dev_of_offset(dev), priv);
+}
+
+static const struct eth_ops mvpp2_ops = {
+ .start = mvpp2_start,
+ .send = mvpp2_send,
+ .recv = mvpp2_recv,
+ .stop = mvpp2_stop,
+};
+
+static struct driver mvpp2_driver = {
+ .name = "mvpp2",
+ .id = UCLASS_ETH,
+ .probe = mvpp2_probe,
+ .ops = &mvpp2_ops,
+ .priv_auto_alloc_size = sizeof(struct mvpp2_port),
+ .platdata_auto_alloc_size = sizeof(struct eth_pdata),
+};
+
+/*
+ * Use a MISC device to bind the n instances (child nodes) of the
+ * network base controller in UCLASS_ETH.
+ */
static int mvpp2_base_bind(struct udevice *parent)
{
const void *blob = gd->fdt_blob;
char *name;
int subnode;
u32 id;
+ int base_id_add;
/* Lookup eth driver */
drv = lists_uclass_lookup(UCLASS_ETH);
return -ENOENT;
}
+ base_id_add = base_id;
+
fdt_for_each_subnode(subnode, blob, node) {
+ /* Increment base_id for all subnodes, also the disabled ones */
+ base_id++;
+
/* Skip disabled ports */
if (!fdtdec_get_is_enabled(blob, subnode))
continue;
return -ENOMEM;
id = fdtdec_get_int(blob, subnode, "port-id", -1);
+ id += base_id_add;
name = calloc(1, 16);
sprintf(name, "mvpp2-%d", id);
.compatible = "marvell,armada-375-pp2",
.data = MVPP21,
},
+ {
+ .compatible = "marvell,armada-7k-pp22",
+ .data = MVPP22,
+ },
{ }
};
.id = UCLASS_MISC,
.of_match = mvpp2_ids,
.bind = mvpp2_base_bind,
- .probe = mvpp2_base_probe,
.priv_auto_alloc_size = sizeof(struct mvpp2),
};
projects / u-boot / blobdiff