mainboard: Add Lenovo ThinkPad T440p

The code is based on autoport.

This port is tested on a T440p without a dGPU and can boot Arch Linux
from SATA disk with SeaBIOS payload. The tested components and issues
are in the documentation.

Change-Id: I56a6b94197789a83731d8b349b8ba6814bf57ca2
Signed-off-by: Iru Cai <mytbk920423@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34359
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

3 files changed, 62 insertions, 0 deletions

diff --git a/src/mainboard/lenovo/t440p/acpi/ec.asl b/src/mainboard/lenovo/t440p/acpi/ec.asl
new file mode 100644
index 0000000000..3ff0ff7cbc
--- /dev/null
+++ b/src/mainboard/lenovo/t440p/acpi/ec.asl
@@ -0,0 +1,17 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2019 Iru Cai <mytbk920423@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <ec/lenovo/h8/acpi/ec.asl>
diff --git a/src/mainboard/lenovo/t440p/acpi/platform.asl b/src/mainboard/lenovo/t440p/acpi/platform.asl
new file mode 100644
index 0000000000..db142f0e5b
--- /dev/null
+++ b/src/mainboard/lenovo/t440p/acpi/platform.asl
@@ -0,0 +1,28 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2019 Iru Cai <mytbk920423@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+Method(_WAK,1)
+{
+	/* ME may not be up yet.  */
+	Store (0, \_TZ.MEB1)
+	Store (0, \_TZ.MEB2)
+	Return(Package(){0,0})
+}
+
+Method(_PTS,1)
+{
+	\_SB.PCI0.LPCB.EC.RADI(0)
+}
diff --git a/src/mainboard/lenovo/t440p/acpi/superio.asl b/src/mainboard/lenovo/t440p/acpi/superio.asl
new file mode 100644
index 0000000000..3139e35be5
--- /dev/null
+++ b/src/mainboard/lenovo/t440p/acpi/superio.asl
@@ -0,0 +1,17 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2019 Iru Cai <mytbk920423@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <drivers/pc80/pc/ps2_controller.asl>