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kernel/linux-rt-4.4.41/include/linux/of_mtd.h 1.01 KB
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  /*
   * Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
   *
   * OF helpers for mtd.
   *
   * This file is released under the GPLv2
   */
  
  #ifndef __LINUX_OF_MTD_H
  #define __LINUX_OF_MTD_H
  
  #ifdef CONFIG_OF_MTD
  
  #include <linux/of.h>
  int of_get_nand_ecc_mode(struct device_node *np);
  int of_get_nand_ecc_step_size(struct device_node *np);
  int of_get_nand_ecc_strength(struct device_node *np);
  int of_get_nand_bus_width(struct device_node *np);
  bool of_get_nand_on_flash_bbt(struct device_node *np);
  
  #else /* CONFIG_OF_MTD */
  
  static inline int of_get_nand_ecc_mode(struct device_node *np)
  {
  	return -ENOSYS;
  }
  
  static inline int of_get_nand_ecc_step_size(struct device_node *np)
  {
  	return -ENOSYS;
  }
  
  static inline int of_get_nand_ecc_strength(struct device_node *np)
  {
  	return -ENOSYS;
  }
  
  static inline int of_get_nand_bus_width(struct device_node *np)
  {
  	return -ENOSYS;
  }
  
  static inline bool of_get_nand_on_flash_bbt(struct device_node *np)
  {
  	return false;
  }
  
  #endif /* CONFIG_OF_MTD */
  
  #endif /* __LINUX_OF_MTD_H */