ARM: tegra: Add Tegra GIC extensions

Implement extensions to the standard ARM GIC API for Tegra3 power management.

Change-Id: If8b2ce2b366e48bb5ca82d3de2acab1fd0a81bb9
Signed-off-by: Scott Williams <scwilliams@nvidia.com>
Signed-off-by: Dan Willemsen <dwillemsen@nvidia.com>

Rebase-Id: Rd7527cd57edf054c871f5d04d7e9185643f79843

1 files changed, 49 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/gic.h b/arch/arm/mach-tegra/gic.h
new file mode 100644
index 000000000000..94dab6e581af
--- /dev/null
+++ b/arch/arm/mach-tegra/gic.h
@@ -0,0 +1,49 @@
+/*
+ * arch/arm/mach-tegra/include/mach/gic.h
+ *
+ * Copyright (C) 2010-2011 NVIDIA Corporation
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ *
+ */
+
+#ifndef _MACH_TEGRA_GIC_H_
+#define _MACH_TEGRA_GIC_H_
+
+#if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_PM_SLEEP)
+
+void tegra_gic_cpu_disable(void);
+void tegra_gic_cpu_enable(void);
+
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+
+void tegra_gic_pass_through_disable(void);
+
+#endif
+#endif
+
+
+#if defined(CONFIG_PM_SLEEP)
+
+int tegra_gic_pending_interrupt(void);
+
+#ifndef CONFIG_ARCH_TEGRA_2x_SOC
+
+void tegra_gic_dist_disable(void);
+void tegra_gic_dist_enable(void);
+
+void tegra_gic_disable_affinity(void);
+void tegra_gic_restore_affinity(void);
+void tegra_gic_affinity_to_cpu0(void);
+
+#endif
+#endif
+
+#endif /* _MACH_TEGRA_GIC_H_ */