From 572795bf0877627e77526fe505ad6e6158093fbc Mon Sep 17 00:00:00 2001
From: Nicolas Reinecke <nr@das-labor.org>
Date: Mon, 29 Dec 2014 19:57:29 +0100
Subject: lenovo/t420s: Add new port.

This is based on x220 and t520. Tested on i7 model with usb3.
There is no support for nvidia gpu and optimus.

Change-Id: I6ca9436ccec3024095d02078e5e450147841e463
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/7974
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Philipp Deppenwiese <zaolin@das-labor.org>
Reviewed-by: Peter Stuge <peter@stuge.se>
---
 src/mainboard/lenovo/t420s/acpi_tables.c | 78 ++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 src/mainboard/lenovo/t420s/acpi_tables.c

(limited to 'src/mainboard/lenovo/t420s/acpi_tables.c')

diff --git a/src/mainboard/lenovo/t420s/acpi_tables.c b/src/mainboard/lenovo/t420s/acpi_tables.c
new file mode 100644
index 0000000000..15b9d9a4e4
--- /dev/null
+++ b/src/mainboard/lenovo/t420s/acpi_tables.c
@@ -0,0 +1,78 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <types.h>
+#include <string.h>
+#include <cbmem.h>
+#include <console/console.h>
+#include <arch/acpi.h>
+#include <arch/ioapic.h>
+#include <arch/acpigen.h>
+#include <arch/smp/mpspec.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <cpu/cpu.h>
+#include <cpu/x86/msr.h>
+
+#include <southbridge/intel/bd82x6x/pch.h>
+#include <southbridge/intel/bd82x6x/nvs.h>
+#include "thermal.h"
+
+static void acpi_update_thermal_table(global_nvs_t *gnvs)
+{
+	gnvs->tcrt = CRITICAL_TEMPERATURE;
+	gnvs->tpsv = PASSIVE_TEMPERATURE;
+}
+
+void acpi_create_gnvs(global_nvs_t *gnvs)
+{
+	/* Disable USB ports in S3 by default */
+	gnvs->s3u0 = 0;
+	gnvs->s3u1 = 0;
+
+	/* Disable USB ports in S5 by default */
+	gnvs->s5u0 = 0;
+	gnvs->s5u1 = 0;
+
+	/* IGD Displays */
+	gnvs->ndid = 3;
+	gnvs->did[0] = 0x80000100;
+	gnvs->did[1] = 0x80000240;
+	gnvs->did[2] = 0x80000410;
+	gnvs->did[3] = 0x80000410;
+	gnvs->did[4] = 0x00000005;
+
+	// the lid is open by default.
+	gnvs->lids = 1;
+
+	acpi_update_thermal_table(gnvs);
+}
+
+unsigned long acpi_fill_slit(unsigned long current)
+{
+	// Not implemented
+	return current;
+}
+
+unsigned long acpi_fill_srat(unsigned long current)
+{
+	/* No NUMA, no SRAT */
+	return current;
+}
-- 
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