diff --git a/board/congatec/conga-qeval20-qa3-e3845/Makefile b/board/congatec/conga-qeval20-qa3-e3845/Makefile
index 23b8748..b784510 100644
--- a/board/congatec/conga-qeval20-qa3-e3845/Makefile
+++ b/board/congatec/conga-qeval20-qa3-e3845/Makefile
@@ -5,3 +5,4 @@
 #
 
 obj-y	+= conga-qeval20-qa3.o start.o
+obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
diff --git a/board/congatec/conga-qeval20-qa3-e3845/acpi/mainboard.asl b/board/congatec/conga-qeval20-qa3-e3845/acpi/mainboard.asl
new file mode 100644
index 0000000..eace459
--- /dev/null
+++ b/board/congatec/conga-qeval20-qa3-e3845/acpi/mainboard.asl
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Power Button */
+Device (PWRB)
+{
+	Name(_HID, EISAID("PNP0C0C"))
+}
+
+/* TODO: Need add Winbond SuperIO chipset W83627 ASL codes */
diff --git a/board/congatec/conga-qeval20-qa3-e3845/dsdt.asl b/board/congatec/conga-qeval20-qa3-e3845/dsdt.asl
new file mode 100644
index 0000000..6042011
--- /dev/null
+++ b/board/congatec/conga-qeval20-qa3-e3845/dsdt.asl
@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+DefinitionBlock("dsdt.aml", "DSDT", 2, "U-BOOT", "U-BOOTBL", 0x00010000)
+{
+	/* platform specific */
+	#include <asm/arch/acpi/platform.asl>
+
+	/* board specific */
+	#include "acpi/mainboard.asl"
+}
diff --git a/board/intel/bayleybay/Makefile b/board/intel/bayleybay/Makefile
index 88b5aad..52dda7d 100644
--- a/board/intel/bayleybay/Makefile
+++ b/board/intel/bayleybay/Makefile
@@ -5,3 +5,4 @@
 #
 
 obj-y	+= bayleybay.o start.o
+obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
diff --git a/board/intel/bayleybay/acpi/mainboard.asl b/board/intel/bayleybay/acpi/mainboard.asl
new file mode 100644
index 0000000..21785ea
--- /dev/null
+++ b/board/intel/bayleybay/acpi/mainboard.asl
@@ -0,0 +1,11 @@
+/*
+ * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Power Button */
+Device (PWRB)
+{
+	Name(_HID, EISAID("PNP0C0C"))
+}
diff --git a/board/intel/bayleybay/dsdt.asl b/board/intel/bayleybay/dsdt.asl
new file mode 100644
index 0000000..6042011
--- /dev/null
+++ b/board/intel/bayleybay/dsdt.asl
@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+DefinitionBlock("dsdt.aml", "DSDT", 2, "U-BOOT", "U-BOOTBL", 0x00010000)
+{
+	/* platform specific */
+	#include <asm/arch/acpi/platform.asl>
+
+	/* board specific */
+	#include "acpi/mainboard.asl"
+}
diff --git a/board/intel/minnowmax/Makefile b/board/intel/minnowmax/Makefile
index 1a61432..73e5a8f 100644
--- a/board/intel/minnowmax/Makefile
+++ b/board/intel/minnowmax/Makefile
@@ -5,3 +5,4 @@
 #
 
 obj-y	+= minnowmax.o start.o
+obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
diff --git a/board/intel/minnowmax/acpi/mainboard.asl b/board/intel/minnowmax/acpi/mainboard.asl
new file mode 100644
index 0000000..21785ea
--- /dev/null
+++ b/board/intel/minnowmax/acpi/mainboard.asl
@@ -0,0 +1,11 @@
+/*
+ * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Power Button */
+Device (PWRB)
+{
+	Name(_HID, EISAID("PNP0C0C"))
+}
diff --git a/board/intel/minnowmax/dsdt.asl b/board/intel/minnowmax/dsdt.asl
new file mode 100644
index 0000000..6042011
--- /dev/null
+++ b/board/intel/minnowmax/dsdt.asl
@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+DefinitionBlock("dsdt.aml", "DSDT", 2, "U-BOOT", "U-BOOTBL", 0x00010000)
+{
+	/* platform specific */
+	#include <asm/arch/acpi/platform.asl>
+
+	/* board specific */
+	#include "acpi/mainboard.asl"
+}