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path: root/drivers/net/ethernet/cadence/macb_main.c
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Diffstat (limited to 'drivers/net/ethernet/cadence/macb_main.c')
-rw-r--r--drivers/net/ethernet/cadence/macb_main.c85
1 files changed, 21 insertions, 64 deletions
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 3da2795e2486..c049410bc888 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -285,34 +285,22 @@ static void macb_set_hwaddr(struct macb *bp)
static void macb_get_hwaddr(struct macb *bp)
{
- struct macb_platform_data *pdata;
u32 bottom;
u16 top;
u8 addr[6];
int i;
- pdata = dev_get_platdata(&bp->pdev->dev);
-
/* Check all 4 address register for valid address */
for (i = 0; i < 4; i++) {
bottom = macb_or_gem_readl(bp, SA1B + i * 8);
top = macb_or_gem_readl(bp, SA1T + i * 8);
- if (pdata && pdata->rev_eth_addr) {
- addr[5] = bottom & 0xff;
- addr[4] = (bottom >> 8) & 0xff;
- addr[3] = (bottom >> 16) & 0xff;
- addr[2] = (bottom >> 24) & 0xff;
- addr[1] = top & 0xff;
- addr[0] = (top & 0xff00) >> 8;
- } else {
- addr[0] = bottom & 0xff;
- addr[1] = (bottom >> 8) & 0xff;
- addr[2] = (bottom >> 16) & 0xff;
- addr[3] = (bottom >> 24) & 0xff;
- addr[4] = top & 0xff;
- addr[5] = (top >> 8) & 0xff;
- }
+ addr[0] = bottom & 0xff;
+ addr[1] = (bottom >> 8) & 0xff;
+ addr[2] = (bottom >> 16) & 0xff;
+ addr[3] = (bottom >> 24) & 0xff;
+ addr[4] = top & 0xff;
+ addr[5] = (top >> 8) & 0xff;
if (is_valid_ether_addr(addr)) {
memcpy(bp->dev->dev_addr, addr, sizeof(addr));
@@ -510,12 +498,10 @@ static void macb_handle_link_change(struct net_device *dev)
static int macb_mii_probe(struct net_device *dev)
{
struct macb *bp = netdev_priv(dev);
- struct macb_platform_data *pdata;
struct phy_device *phydev;
struct device_node *np;
- int phy_irq, ret, i;
+ int ret, i;
- pdata = dev_get_platdata(&bp->pdev->dev);
np = bp->pdev->dev.of_node;
ret = 0;
@@ -530,8 +516,6 @@ static int macb_mii_probe(struct net_device *dev)
*/
if (!bp->phy_node && !phy_find_first(bp->mii_bus)) {
for (i = 0; i < PHY_MAX_ADDR; i++) {
- struct phy_device *phydev;
-
phydev = mdiobus_scan(bp->mii_bus, i);
if (IS_ERR(phydev) &&
PTR_ERR(phydev) != -ENODEV) {
@@ -559,19 +543,6 @@ static int macb_mii_probe(struct net_device *dev)
return -ENXIO;
}
- if (pdata) {
- if (gpio_is_valid(pdata->phy_irq_pin)) {
- ret = devm_gpio_request(&bp->pdev->dev,
- pdata->phy_irq_pin, "phy int");
- if (!ret) {
- phy_irq = gpio_to_irq(pdata->phy_irq_pin);
- phydev->irq = (phy_irq < 0) ? PHY_POLL : phy_irq;
- }
- } else {
- phydev->irq = PHY_POLL;
- }
- }
-
/* attach the mac to the phy */
ret = phy_connect_direct(dev, phydev, &macb_handle_link_change,
bp->phy_interface);
@@ -600,7 +571,6 @@ static int macb_mii_probe(struct net_device *dev)
static int macb_mii_init(struct macb *bp)
{
- struct macb_platform_data *pdata;
struct device_node *np;
int err = -ENXIO;
@@ -620,7 +590,6 @@ static int macb_mii_init(struct macb *bp)
bp->pdev->name, bp->pdev->id);
bp->mii_bus->priv = bp;
bp->mii_bus->parent = &bp->pdev->dev;
- pdata = dev_get_platdata(&bp->pdev->dev);
dev_set_drvdata(&bp->dev->dev, bp->mii_bus);
@@ -634,9 +603,6 @@ static int macb_mii_init(struct macb *bp)
err = mdiobus_register(bp->mii_bus);
} else {
- if (pdata)
- bp->mii_bus->phy_mask = pdata->phy_mask;
-
err = of_mdiobus_register(bp->mii_bus, np);
}
@@ -2461,12 +2427,12 @@ static int macb_open(struct net_device *dev)
goto pm_exit;
}
- bp->macbgem_ops.mog_init_rings(bp);
- macb_init_hw(bp);
-
for (q = 0, queue = bp->queues; q < bp->num_queues; ++q, ++queue)
napi_enable(&queue->napi);
+ bp->macbgem_ops.mog_init_rings(bp);
+ macb_init_hw(bp);
+
/* schedule a link state check */
phy_start(dev->phydev);
@@ -4052,7 +4018,6 @@ static int macb_probe(struct platform_device *pdev)
struct clk *pclk, *hclk = NULL, *tx_clk = NULL, *rx_clk = NULL;
struct clk *tsu_clk = NULL;
unsigned int queue_mask, num_queues;
- struct macb_platform_data *pdata;
bool native_io;
struct phy_device *phydev;
struct net_device *dev;
@@ -4172,27 +4137,21 @@ static int macb_probe(struct platform_device *pdev)
bp->rx_intr_mask |= MACB_BIT(RXUBR);
mac = of_get_mac_address(np);
- if (mac) {
+ if (PTR_ERR(mac) == -EPROBE_DEFER) {
+ err = -EPROBE_DEFER;
+ goto err_out_free_netdev;
+ } else if (!IS_ERR(mac)) {
ether_addr_copy(bp->dev->dev_addr, mac);
} else {
- err = nvmem_get_mac_address(&pdev->dev, bp->dev->dev_addr);
- if (err) {
- if (err == -EPROBE_DEFER)
- goto err_out_free_netdev;
- macb_get_hwaddr(bp);
- }
+ macb_get_hwaddr(bp);
}
err = of_get_phy_mode(np);
- if (err < 0) {
- pdata = dev_get_platdata(&pdev->dev);
- if (pdata && pdata->is_rmii)
- bp->phy_interface = PHY_INTERFACE_MODE_RMII;
- else
- bp->phy_interface = PHY_INTERFACE_MODE_MII;
- } else {
+ if (err < 0)
+ /* not found in DT, MII by default */
+ bp->phy_interface = PHY_INTERFACE_MODE_MII;
+ else
bp->phy_interface = err;
- }
/* IP specific init */
err = init(pdev);
@@ -4362,8 +4321,7 @@ static int __maybe_unused macb_resume(struct device *dev)
static int __maybe_unused macb_runtime_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct net_device *netdev = platform_get_drvdata(pdev);
+ struct net_device *netdev = dev_get_drvdata(dev);
struct macb *bp = netdev_priv(netdev);
if (!(device_may_wakeup(&bp->dev->dev))) {
@@ -4379,8 +4337,7 @@ static int __maybe_unused macb_runtime_suspend(struct device *dev)
static int __maybe_unused macb_runtime_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct net_device *netdev = platform_get_drvdata(pdev);
+ struct net_device *netdev = dev_get_drvdata(dev);
struct macb *bp = netdev_priv(netdev);
if (!(device_may_wakeup(&bp->dev->dev))) {