diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c
index e559cde..9bad86a 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c
@@ -119,6 +119,12 @@ static void __init sysmocom_sob_ap2_setup(void)
 	ath79_register_leds_gpio(-1, ARRAY_SIZE(sysmocom_sob_ap2_leds_gpio),
 				 sysmocom_sob_ap2_leds_gpio);
 	ath79_register_usb();
+
+	/* Enable GPIO26 and GPIO27 */
+	ath79_reset_wr(AR933X_RESET_REG_BOOTSTRAP,
+		       ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP) |
+		       AR933X_BOOTSTRAP_MDIO_GPIO_EN);
+
 }
 
 static void __init sysmocom_sob_jb02_setup(void)