diff options
Diffstat (limited to 'drivers/core/of_access.c')
| -rw-r--r-- | drivers/core/of_access.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/core/of_access.c b/drivers/core/of_access.c index 57f1044..1bb4d8e 100644 --- a/drivers/core/of_access.c +++ b/drivers/core/of_access.c @@ -570,26 +570,34 @@ int of_read_u32_index(const struct device_node *np, const char *propname, return 0; } -int of_read_u64(const struct device_node *np, const char *propname, u64 *outp) +int of_read_u64_index(const struct device_node *np, const char *propname, + int index, u64 *outp) { const __be64 *val; debug("%s: %s: ", __func__, propname); if (!np) return -EINVAL; - val = of_find_property_value_of_size(np, propname, sizeof(*outp)); + + val = of_find_property_value_of_size(np, propname, + sizeof(*outp) * (index + 1)); if (IS_ERR(val)) { debug("(not found)\n"); return PTR_ERR(val); } - *outp = be64_to_cpup(val); + *outp = be64_to_cpup(val + index); debug("%#llx (%lld)\n", (unsigned long long)*outp, - (unsigned long long)*outp); + (unsigned long long)*outp); return 0; } +int of_read_u64(const struct device_node *np, const char *propname, u64 *outp) +{ + return of_read_u64_index(np, propname, 0, outp); +} + int of_property_match_string(const struct device_node *np, const char *propname, const char *string) { |