diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
index 30a38b130..b1d5c903d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
@@ -90,7 +90,8 @@ static void loongson_default_data(struct pci_dev *pdev,
 	/* Get bus_id, this can be overwritten later */
 	plat->bus_id = pci_dev_id(pdev);
 
-	plat->clk_csr = 2;	/* clk_csr_i = 20-35MHz & MDC = clk_csr_i/16 */
+	/* clk_csr_i = 100-150MHz & MDC = clk_csr_i/62 */
+	plat->clk_csr = STMMAC_CSR_100_150M;
 	plat->has_gmac = 1;
 	plat->force_sf_dma_mode = 1;