net: stmmac: Add the bindings parsing for XGMAC2

Add the bindings parsing for XGMAC2 IP block.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c

@@ -78,6 +78,8 @@ static const struct of_device_id dwmac_generic_match[] = {
 	{ .compatible = "snps,dwmac-4.00"},
 	{ .compatible = "snps,dwmac-4.10a"},
 	{ .compatible = "snps,dwmac"},
+	{ .compatible = "snps,dwxgmac-2.10"},
+	{ .compatible = "snps,dwxgmac"},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, dwmac_generic_match);

drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c

@@ -486,6 +486,12 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac)
 		plat->force_sf_dma_mode = 1;
 	}
 
+	if (of_device_is_compatible(np, "snps,dwxgmac")) {
+		plat->has_xgmac = 1;
+		plat->pmt = 1;
+		plat->tso_en = of_property_read_bool(np, "snps,tso");
+	}
+
 	dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg),
 			       GFP_KERNEL);
 	if (!dma_cfg) {