diff --git a/src/mainboard/kontron/ktqm77/devicetree.cb b/src/mainboard/kontron/ktqm77/devicetree.cb
index e07cdf2..853a410 100644
--- a/src/mainboard/kontron/ktqm77/devicetree.cb
+++ b/src/mainboard/kontron/ktqm77/devicetree.cb
@@ -2,6 +2,29 @@
 	# IGD Displays
 	register "gfx" = "GMA_STATIC_DISPLAYS(0)"
 
+	register "max_mem_clock_mhz" = "800"
+	register "ec_present" = "1"
+
+	register "usb3.hs_port_switch_mask" = "0xf"
+	register "usb3.mode" = "3"
+	register "usb3.preboot_support" = "1"
+	register "usb3.xhci_streams" = "1"
+	register "usb_port_config" = "{
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 0, 0x0040 },
+		{ 1, 4, 0x0040 },
+		{ 1, 4, 0x0040 },
+		{ 1, 4, 0x0040 },
+		{ 1, 4, 0x0040 },
+		{ 1, 4, 0x0040 },
+		{ 1, 4, 0x0040 }, }"
+
 	chip cpu/intel/model_206ax
 		device cpu_cluster 0 on end