opencellular/rotundu: Add mainboard support

Adds Open Cellular rotundu mainboard supports.

Working:
  - 2x Ethernet support
  - MSATA support
  - CPU init
  - Memory init
  - USB support
  - EMMC but disabled

Not working:
  - TPM support

Create directory structure and Kconfig files for OpenCellular
Rotundu and copy sources from intel/minnowmax.

Change-Id: I391d4bdd485f4bf5396c764fe3f11d98369593e4
Signed-off-by: Hong Gan <hgan@fb.com>
Signed-off-by: David Hendricks <dhendricks@fb.com>
Reviewed-on: https://review.coreboot.org/22894
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

1 files changed, 57 insertions, 0 deletions

diff --git a/src/mainboard/opencellular/rotundu/acpi_tables.c b/src/mainboard/opencellular/rotundu/acpi_tables.c
new file mode 100644
index 0000000000..eeb961832e
--- /dev/null
+++ b/src/mainboard/opencellular/rotundu/acpi_tables.c
@@ -0,0 +1,57 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 Google Inc.
+ * Copyright (C) 2013-2014 Sage Electronic Engineering, LLC.
+ * Copyright (C) 2017-present Facebook, Inc.
+ *
+ * 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.
+ */
+
+#include <arch/acpi.h>
+#include <arch/ioapic.h>
+#include <arch/acpigen.h>
+#include <arch/smp/mpspec.h>
+#include <soc/acpi.h>
+#include <soc/nvs.h>
+#include <soc/iomap.h>
+
+void acpi_create_gnvs(global_nvs_t *gnvs)
+{
+	acpi_init_gnvs(gnvs);
+
+	/* Enable USB ports in S3 */
+	gnvs->s3u0 = 1;
+	gnvs->s3u1 = 1;
+
+	/* Disable USB ports in S5 */
+	gnvs->s5u0 = 0;
+	gnvs->s5u1 = 0;
+
+	/* TPM Present */
+	gnvs->tpmp = 0;
+
+	/* Enable DPTF */
+	gnvs->dpte = 0;
+}
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+	/* Local APICs */
+	current = acpi_create_madt_lapics(current);
+
+	/* IOAPIC */
+	current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
+				2, IO_APIC_ADDR, 0);
+
+	current = acpi_madt_irq_overrides(current);
+
+	return current;
+}