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-rw-r--r--arch/arm/mach-tegra/reset.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/reset.h b/arch/arm/mach-tegra/reset.h
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+++ b/arch/arm/mach-tegra/reset.h
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+/*
+ * arch/arm/mach-tegra/reset.h
+ *
+ * CPU reset dispatcher.
+ *
+ * Copyright (c) 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_RESET_H
+#define __MACH_TEGRA_RESET_H
+
+#define TEGRA_RESET_MASK_PRESENT 0
+#define TEGRA_RESET_MASK_LP1 1
+#define TEGRA_RESET_MASK_LP2 2
+#define TEGRA_RESET_STARTUP_SECONDARY 3
+#define TEGRA_RESET_STARTUP_LP2 4
+#define TEGRA_RESET_STARTUP_LP1 5
+#define TEGRA_RESET_DATA_SIZE 6
+
+#ifndef __ASSEMBLY__
+
+#include <linux/cpumask.h>
+
+extern unsigned long __tegra_cpu_reset_handler_data[TEGRA_RESET_DATA_SIZE];
+
+void __tegra_cpu_reset_handler_start(void);
+void tegra_secondary_startup(void);
+
+#ifdef CONFIG_PM_SLEEP
+#define tegra_cpu_lp1_map (*(unsigned long *)(IO_ADDRESS(TEGRA_RESET_HANDLER_BASE + \
+ ((u32)&__tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_LP1] - \
+ (u32)__tegra_cpu_reset_handler_start))))
+
+#define tegra_cpu_reset_handler_ptr ((u32 *)(IO_ADDRESS(TEGRA_RESET_HANDLER_BASE + \
+ ((u32)__tegra_cpu_reset_handler_data - \
+ (u32)__tegra_cpu_reset_handler_start))))
+
+#define tegra_cpu_lp2_mask ((cpumask_t *)(IO_ADDRESS(TEGRA_RESET_HANDLER_BASE + \
+ ((u32)&__tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_LP2] - \
+ (u32)__tegra_cpu_reset_handler_start))))
+#endif
+
+void tegra_cpu_reset_handler_enable(void);
+void __init tegra_cpu_reset_handler_init(void);
+
+#ifdef CONFIG_PM_SLEEP
+void tegra_cpu_reset_handler_save(void);
+void tegra_cpu_reset_handler_restore(void);
+#endif
+#endif
+#endif