mb/hp: Add Z220 SFF workstation

* Add initial board commit based on HP8200 SFF.
* Add documentation.
* Serial and PCIe slot are working.

Tested on HP Z220.

Change-Id: I75987a7ea9a008a64281f0d5ab27e5148d36a4ec
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33207
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 55 insertions, 0 deletions

diff --git a/src/mainboard/hp/z220_sff_workstation/mainboard.c b/src/mainboard/hp/z220_sff_workstation/mainboard.c
new file mode 100644
index 0000000000..2d6499f9dd
--- /dev/null
+++ b/src/mainboard/hp/z220_sff_workstation/mainboard.c
@@ -0,0 +1,55 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 Vladimir Serbinenko
+ * Copyright (C) 2018 Patrick Rudolph <siro@das-labor.org>
+ *
+ * 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 <device/device.h>
+#include <drivers/intel/gma/int15.h>
+#include <southbridge/intel/bd82x6x/pch.h>
+#include <smbios.h>
+
+#if CONFIG(GENERATE_SMBIOS_TABLES)
+static int mainboard_smbios_data(struct device *dev, int *handle,
+				 unsigned long *current)
+{
+	int len = 0;
+
+	// add IPMI Device Information
+	len += smbios_write_type38(
+		current, handle,
+		SMBIOS_BMC_INTERFACE_KCS,
+		0x20, // IPMI Version
+		0x20, // I2C address
+		0xff, // no NV storage
+		0, // IO port interface address
+		0,
+		0); // no IRQ
+
+	return len;
+}
+#endif
+
+static void mainboard_enable(struct device *dev)
+{
+	install_intel_vga_int15_handler(GMA_INT15_ACTIVE_LFP_NONE,
+					GMA_INT15_PANEL_FIT_DEFAULT,
+					GMA_INT15_BOOT_DISPLAY_DEFAULT, 0);
+#if CONFIG(GENERATE_SMBIOS_TABLES)
+	dev->ops->get_smbios_data = mainboard_smbios_data;
+#endif
+}
+
+struct chip_operations mainboard_ops = {
+	.enable_dev = mainboard_enable,
+};