AMD binary PI: add southbridge support for fan control

1. Add functions to support fan control.
2. When IMC firmware is added, the current firmwares' layout
cause build error. There is not enough space to add some firmwares,
so HUDSON_PSP_OFFSET is added to fix this problem.

Change-Id: Ie470a88cb9da256d9f72ea56bf268c15df195784
Signed-off-by: WANG Siyuan <wangsiyuanbuaa@gmail.com>
Signed-off-by: WANG Siyuan <SiYuan.Wang@amd.com>
Reviewed-on: http://review.coreboot.org/10720
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/src/southbridge/amd/pi/hudson/imc.h b/src/southbridge/amd/pi/hudson/imc.h
new file mode 100644
index 0000000000..4824ac50fd
--- /dev/null
+++ b/src/southbridge/amd/pi/hudson/imc.h
@@ -0,0 +1,31 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 Advanced Micro Devices, 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.
+ *
+ * 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
+ */
+
+#ifndef HUDSON_IMC_H
+#define HUDSON_IMC_H
+
+#include "Porting.h"
+#include "AGESA.h"
+#include <FchCommonCfg.h>
+
+void imc_reg_init(void);
+void enable_imc_thermal_zone(void);
+void oem_fan_control(FCH_DATA_BLOCK *FchParams);
+
+#endif