include/linux/of_mtd.h

   1 /*
   2  * Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
   3  *
   4  * OF helpers for mtd.
   5  *
   6  * This file is released under the GPLv2
   7  */
   8
   9 #ifndef __LINUX_OF_MTD_H
  10 #define __LINUX_OF_MTD_H
  11
  12 #ifdef CONFIG_OF_MTD
  13
  14 #include <linux/of.h>
  15 int of_get_nand_ecc_mode(struct device_node *np);
  16 int of_get_nand_bus_width(struct device_node *np);
  17 bool of_get_nand_on_flash_bbt(struct device_node *np);
  18
  19 #else /* CONFIG_OF_MTD */
  20
  21 static inline int of_get_nand_ecc_mode(struct device_node *np)
  22 {
  23         return -ENOSYS;
  24 }
  25
  26 static inline int of_get_nand_bus_width(struct device_node *np)
  27 {
  28         return -ENOSYS;
  29 }
  30
  31 static inline bool of_get_nand_on_flash_bbt(struct device_node *np)
  32 {
  33         return false;
  34 }
  35
  36 #endif /* CONFIG_OF_MTD */
  37
  38 #endif /* __LINUX_OF_MTD_H */