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-rw-r--r--target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
index abf7fc7d29..d060568593 100644
--- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
+++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
@@ -602,6 +602,11 @@ static void ag71xx_sgmii_serdes_init_qca956x(struct device_node *np)
goto err_iomap;
}
+ t = __raw_readl(gmac_base + QCA956X_GMAC_REG_SGMII_CONFIG);
+ t &= ~(QCA956X_SGMII_CONFIG_MODE_CTRL_MASK << QCA956X_SGMII_CONFIG_MODE_CTRL_SHIFT);
+ t |= QCA956X_SGMII_CONFIG_MODE_CTRL_SGMII_MAC;
+ __raw_writel(t, gmac_base + QCA956X_GMAC_REG_SGMII_CONFIG);
+
pr_debug("%pOF: fixup SERDES calibration to value %i\n",
np_dev, serdes_cal);
t = __raw_readl(gmac_base + QCA956X_GMAC_REG_SGMII_SERDES);