diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/clk/clk-uclass.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index b7e18668cb..93cb490eb5 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -344,6 +344,34 @@ int clk_get_by_name(struct udevice *dev, const char *name, struct clk *clk) return clk_get_by_index(dev, index, clk); } +int clk_get_by_name_nodev(ofnode node, const char *name, struct clk *clk) +{ + int index; + + debug("%s(node=%p, name=%s, clk=%p)\n", __func__, + ofnode_get_name(node), name, clk); + clk->dev = NULL; + + index = ofnode_stringlist_search(node, "clock-names", name); + if (index < 0) { + debug("fdt_stringlist_search() failed: %d\n", index); + return index; + } + + return clk_get_by_index_nodev(node, index, clk); +} + +int clk_get_optional_nodev(ofnode node, const char *name, struct clk *clk) +{ + int ret; + + ret = clk_get_by_name_nodev(node, name, clk); + if (ret == -ENODATA) + return 0; + + return ret; +} + int clk_release_all(struct clk *clk, int count) { int i, ret; |