diff options
Diffstat (limited to 'kernel/arch/arm/mach-tegra/cpuidle.c')
| -rw-r--r-- | kernel/arch/arm/mach-tegra/cpuidle.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-tegra/cpuidle.c b/kernel/arch/arm/mach-tegra/cpuidle.c new file mode 100644 index 000000000..316563141 --- /dev/null +++ b/kernel/arch/arm/mach-tegra/cpuidle.c @@ -0,0 +1,59 @@ +/* + * arch/arm/mach-tegra/cpuidle.c + * + * CPU idle driver for Tegra CPUs + * + * Copyright (c) 2010-2012, NVIDIA Corporation. + * Copyright (c) 2011 Google, Inc. + * Author: Colin Cross <ccross@android.com> + * Gary King <gking@nvidia.com> + * + * Rework for 3.3 by Peter De Schrijver <pdeschrijver@nvidia.com> + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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 <linux/kernel.h> +#include <linux/module.h> + +#include <soc/tegra/fuse.h> + +#include "cpuidle.h" + +void __init tegra_cpuidle_init(void) +{ + switch (tegra_get_chip_id()) { + case TEGRA20: + if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC)) + tegra20_cpuidle_init(); + break; + case TEGRA30: + if (IS_ENABLED(CONFIG_ARCH_TEGRA_3x_SOC)) + tegra30_cpuidle_init(); + break; + case TEGRA114: + case TEGRA124: + if (IS_ENABLED(CONFIG_ARCH_TEGRA_114_SOC) || + IS_ENABLED(CONFIG_ARCH_TEGRA_124_SOC)) + tegra114_cpuidle_init(); + break; + } +} + +void tegra_cpuidle_pcie_irqs_in_use(void) +{ + switch (tegra_get_chip_id()) { + case TEGRA20: + if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC)) + tegra20_cpuidle_pcie_irqs_in_use(); + break; + } +} |