diff options
Diffstat (limited to 'include/linux/of.h')
| -rw-r--r-- | include/linux/of.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/of.h b/include/linux/of.h index ef7aba8108da..ec7b6b60c3bd 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -559,6 +559,19 @@ static inline int of_property_read_u32(const struct device_node *np, return of_property_read_u32_array(np, propname, out_value, 1); } +static inline int of_property_count_u32(const struct device_node *np, + const char *propname) +{ + const void *prop_ptr; + int prop_len; + + prop_ptr = of_get_property(np, propname, &prop_len); + if (!prop_ptr) + return -EINVAL; + + return prop_len / sizeof(u32); +} + static inline int of_property_read_s32(const struct device_node *np, const char *propname, s32 *out_value) |