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Diffstat (limited to 'kernel/include/soc/tegra/fuse.h')
| -rw-r--r-- | kernel/include/soc/tegra/fuse.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/kernel/include/soc/tegra/fuse.h b/kernel/include/soc/tegra/fuse.h new file mode 100644 index 000000000..b5f7b5f8d --- /dev/null +++ b/kernel/include/soc/tegra/fuse.h @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __SOC_TEGRA_FUSE_H__ +#define __SOC_TEGRA_FUSE_H__ + +#define TEGRA20 0x20 +#define TEGRA30 0x30 +#define TEGRA114 0x35 +#define TEGRA124 0x40 +#define TEGRA132 0x13 + +#define TEGRA_FUSE_SKU_CALIB_0 0xf0 +#define TEGRA30_FUSE_SATA_CALIB 0x124 + +#ifndef __ASSEMBLY__ + +u32 tegra_read_chipid(void); +u8 tegra_get_chip_id(void); + +enum tegra_revision { + TEGRA_REVISION_UNKNOWN = 0, + TEGRA_REVISION_A01, + TEGRA_REVISION_A02, + TEGRA_REVISION_A03, + TEGRA_REVISION_A03p, + TEGRA_REVISION_A04, + TEGRA_REVISION_MAX, +}; + +struct tegra_sku_info { + int sku_id; + int cpu_process_id; + int cpu_speedo_id; + int cpu_speedo_value; + int cpu_iddq_value; + int core_process_id; + int soc_speedo_id; + int gpu_speedo_id; + int gpu_process_id; + int gpu_speedo_value; + enum tegra_revision revision; +}; + +u32 tegra_read_straps(void); +u32 tegra_read_chipid(void); +int tegra_fuse_readl(unsigned long offset, u32 *value); + +extern struct tegra_sku_info tegra_sku_info; + +#endif /* __ASSEMBLY__ */ + +#endif /* __SOC_TEGRA_FUSE_H__ */ |