drivers/soc/tegra/fuse/fuse.h

   1 /*
   2  * Copyright (C) 2010 Google, Inc.
   3  * Copyright (c) 2013, NVIDIA CORPORATION.  All rights reserved.
   4  *
   5  * Author:
   6  *      Colin Cross <ccross@android.com>
   7  *
   8  * This software is licensed under the terms of the GNU General Public
   9  * License version 2, as published by the Free Software Foundation, and
  10  * may be copied, distributed, and modified under those terms.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  */
  18
  19 #ifndef __DRIVERS_MISC_TEGRA_FUSE_H
  20 #define __DRIVERS_MISC_TEGRA_FUSE_H
  21
  22 #define TEGRA_FUSE_BASE 0x7000f800
  23 #define TEGRA_FUSE_SIZE 0x400
  24
  25 int tegra_fuse_create_sysfs(struct device *dev, int size,
  26                      u32 (*readl)(const unsigned int offset));
  27
  28 bool tegra30_spare_fuse(int bit);
  29 u32 tegra30_fuse_readl(const unsigned int offset);
  30 void tegra30_init_fuse_early(void);
  31 void tegra_init_revision(void);
  32 void tegra_init_apbmisc(void);
  33
  34 #ifdef CONFIG_ARCH_TEGRA_2x_SOC
  35 void tegra20_init_speedo_data(struct tegra_sku_info *sku_info);
  36 bool tegra20_spare_fuse_early(int spare_bit);
  37 void tegra20_init_fuse_early(void);
  38 u32 tegra20_fuse_early(const unsigned int offset);
  39 #else
  40 static inline void tegra20_init_speedo_data(struct tegra_sku_info *sku_info) {}
  41 static inline bool tegra20_spare_fuse_early(int spare_bit)
  42 {
  43         return false;
  44 }
  45 static inline void tegra20_init_fuse_early(void) {}
  46 static inline u32 tegra20_fuse_early(const unsigned int offset)
  47 {
  48         return 0;
  49 }
  50 #endif
  51
  52
  53 #ifdef CONFIG_ARCH_TEGRA_3x_SOC
  54 void tegra30_init_speedo_data(struct tegra_sku_info *sku_info);
  55 #else
  56 static inline void tegra30_init_speedo_data(struct tegra_sku_info *sku_info) {}
  57 #endif
  58
  59 #ifdef CONFIG_ARCH_TEGRA_114_SOC
  60 void tegra114_init_speedo_data(struct tegra_sku_info *sku_info);
  61 #else
  62 static inline void tegra114_init_speedo_data(struct tegra_sku_info *sku_info) {}
  63 #endif
  64
  65 #ifdef CONFIG_ARCH_TEGRA_124_SOC
  66 void tegra124_init_speedo_data(struct tegra_sku_info *sku_info);
  67 #else
  68 static inline void tegra124_init_speedo_data(struct tegra_sku_info *sku_info) {}
  69 #endif
  70
  71 #endif