diff options
author | Paul Mundt <lethal@linux-sh.org> | 2012-07-20 16:42:59 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2012-07-20 16:42:59 +0900 |
commit | 9ff561fdf73493d757bbc74aa58627e1381650fb (patch) | |
tree | 4484d230662126b1ac94ea545ca5429c91e0a68b /drivers/of/base.c | |
parent | 7b98cf0cf4e8798b9e7435f966ed0d90a2a925de (diff) | |
parent | fdd85ec3eb8cc1b663678a3efa16ee59a32e0277 (diff) |
Merge branch 'common/pinctrl' into sh-latest
Diffstat (limited to 'drivers/of/base.c')
-rw-r--r-- | drivers/of/base.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/of/base.c b/drivers/of/base.c index d9bfd49b193..eada3f4ef80 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -511,6 +511,22 @@ out: } EXPORT_SYMBOL(of_find_node_with_property); +static const struct of_device_id *of_match_compat(const struct of_device_id *matches, + const char *compat) +{ + while (matches->name[0] || matches->type[0] || matches->compatible[0]) { + const char *cp = matches->compatible; + int len = strlen(cp); + + if (len > 0 && of_compat_cmp(compat, cp, len) == 0) + return matches; + + matches++; + } + + return NULL; +} + /** * of_match_node - Tell if an device_node has a matching of_match structure * @matches: array of of device match structures to search in @@ -521,9 +537,18 @@ EXPORT_SYMBOL(of_find_node_with_property); const struct of_device_id *of_match_node(const struct of_device_id *matches, const struct device_node *node) { + struct property *prop; + const char *cp; + if (!matches) return NULL; + of_property_for_each_string(node, "compatible", prop, cp) { + const struct of_device_id *match = of_match_compat(matches, cp); + if (match) + return match; + } + while (matches->name[0] || matches->type[0] || matches->compatible[0]) { int match = 1; if (matches->name[0]) @@ -532,10 +557,7 @@ const struct of_device_id *of_match_node(const struct of_device_id *matches, if (matches->type[0]) match &= node->type && !strcmp(matches->type, node->type); - if (matches->compatible[0]) - match &= of_device_is_compatible(node, - matches->compatible); - if (match) + if (match && !matches->compatible[0]) return matches; matches++; } |