#include <linux/rtnetlink.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
+#include <linux/sys_soc.h>
#include "rswitch.h"
struct rswitch_device *rdev = netdev_priv(ndev);
struct phy_device *phydev = ndev->phydev;
- /* Current hardware has a restriction not to change speed at runtime */
if (phydev->link != rdev->etha->link) {
phy_print_status(phydev);
if (phydev->link)
phy_power_off(rdev->serdes);
rdev->etha->link = phydev->link;
+
+ if (!rdev->priv->etha_no_runtime_change &&
+ phydev->speed != rdev->etha->speed) {
+ rdev->etha->speed = phydev->speed;
+
+ rswitch_etha_hw_init(rdev->etha, rdev->ndev->dev_addr);
+ phy_set_speed(rdev->serdes, rdev->etha->speed);
+ }
}
}
static void rswitch_phy_remove_link_mode(struct rswitch_device *rdev,
struct phy_device *phydev)
{
- /* Current hardware has a restriction not to change speed at runtime */
+ if (!rdev->priv->etha_no_runtime_change)
+ return;
+
switch (rdev->etha->speed) {
case SPEED_2500:
phy_remove_link_mode(phydev, ETHTOOL_LINK_MODE_1000baseT_Full_BIT);
err = rswitch_etha_hw_init(rdev->etha, rdev->ndev->dev_addr);
if (err < 0)
return err;
- rdev->etha->operated = true;
+ if (rdev->priv->etha_no_runtime_change)
+ rdev->etha->operated = true;
}
err = rswitch_mii_register(rdev);
return err;
}
+static const struct soc_device_attribute rswitch_soc_no_speed_change[] = {
+ { .soc_id = "r8a779f0", .revision = "ES1.0" },
+ { /* Sentinel */ }
+};
+
static int renesas_eth_sw_probe(struct platform_device *pdev)
{
+ const struct soc_device_attribute *attr;
struct rswitch_private *priv;
struct resource *res;
int ret;
if (!priv)
return -ENOMEM;
+ attr = soc_device_match(rswitch_soc_no_speed_change);
+ if (attr)
+ priv->etha_no_runtime_change = true;
+
priv->ptp_priv = rcar_gen4_ptp_alloc(pdev);
if (!priv->ptp_priv)
return -ENOMEM;