target/linux/brcm63xx/patches-3.18/371_add_of_node_available_by_alias.patch

   1 --- a/arch/mips/bcm63xx/boards/board_common.c
   2 +++ b/arch/mips/bcm63xx/boards/board_common.c
   3 @@ -147,6 +147,18 @@ void __init device_tree_init(void)
   4
   5         unflatten_and_copy_device_tree();
   6  }
   7 +
   8 +int board_of_device_present(const char *alias)
   9 +{
  10 +       bool present;
  11 +       struct device_node *np;
  12 +
  13 +       np = of_find_node_by_path(alias);
  14 +       present = of_device_is_available(np);
  15 +       of_node_put(np);
  16 +
  17 +       return present;
  18 +}
  19  #endif
  20
  21  static struct gpio_led_platform_data bcm63xx_led_data;
  22 --- a/arch/mips/bcm63xx/boards/board_common.h
  23 +++ b/arch/mips/bcm63xx/boards/board_common.h
  24 @@ -15,4 +15,13 @@ void board_bcm963xx_init(void);
  25  static inline void board_bcm963xx_init(void) { }
  26  #endif
  27
  28 +#if defined(CONFIG_OF)
  29 +int board_of_device_present(const char *alias);
  30 +#else
  31 +static inline void board_of_device_present(const char *alias)
  32 +{
  33 +       return 0;
  34 +}
  35 +#endif
  36 +
  37  #endif /* __BOARD_COMMON_H */