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path: root/drivers/net/ethernet/freescale/enetc/enetc.c
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Diffstat (limited to 'drivers/net/ethernet/freescale/enetc/enetc.c')
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index 0535e92404e3..d5e5800b84ef 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -14,12 +14,21 @@
u32 enetc_port_mac_rd(struct enetc_si *si, u32 reg)
{
+ /* ENETC with pseudo MAC does not have Ethernet MAC
+ * port registers.
+ */
+ if (enetc_is_pseudo_mac(si))
+ return 0;
+
return enetc_port_rd(&si->hw, reg);
}
EXPORT_SYMBOL_GPL(enetc_port_mac_rd);
void enetc_port_mac_wr(struct enetc_si *si, u32 reg, u32 val)
{
+ if (enetc_is_pseudo_mac(si))
+ return;
+
enetc_port_wr(&si->hw, reg, val);
if (si->hw_features & ENETC_SI_F_QBU)
enetc_port_wr(&si->hw, reg + si->drvdata->pmac_offset, val);
@@ -3367,7 +3376,8 @@ int enetc_hwtstamp_set(struct net_device *ndev,
new_offloads |= ENETC_F_TX_TSTAMP;
break;
case HWTSTAMP_TX_ONESTEP_SYNC:
- if (!enetc_si_is_pf(priv->si))
+ if (!enetc_si_is_pf(priv->si) ||
+ enetc_is_pseudo_mac(priv->si))
return -EOPNOTSUPP;
new_offloads &= ~ENETC_F_TX_TSTAMP_MASK;
@@ -3708,6 +3718,13 @@ static const struct enetc_drvdata enetc4_pf_data = {
.eth_ops = &enetc4_pf_ethtool_ops,
};
+static const struct enetc_drvdata enetc4_ppm_data = {
+ .sysclk_freq = ENETC_CLK_333M,
+ .tx_csum = true,
+ .max_frags = ENETC4_MAX_SKB_FRAGS,
+ .eth_ops = &enetc4_ppm_ethtool_ops,
+};
+
static const struct enetc_drvdata enetc_vf_data = {
.sysclk_freq = ENETC_CLK_400M,
.max_frags = ENETC_MAX_SKB_FRAGS,
@@ -3727,6 +3744,15 @@ static const struct enetc_platform_info enetc_info[] = {
.dev_id = ENETC_DEV_ID_VF,
.data = &enetc_vf_data,
},
+ {
+ .revision = ENETC_REV_4_3,
+ .dev_id = NXP_ENETC_PPM_DEV_ID,
+ .data = &enetc4_ppm_data,
+ },
+ { .revision = ENETC_REV_4_3,
+ .dev_id = NXP_ENETC_PF_DEV_ID,
+ .data = &enetc4_pf_data,
+ },
};
int enetc_get_driver_data(struct enetc_si *si)