diff options
Diffstat (limited to 'arch/arm/mach-davinci/clock.c')
-rw-r--r-- | arch/arm/mach-davinci/clock.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c index 3424eac6..34b4f9f 100644 --- a/arch/arm/mach-davinci/clock.c +++ b/arch/arm/mach-davinci/clock.c @@ -195,6 +195,14 @@ int clk_set_parent(struct clk *clk, struct clk *parent) return -EINVAL; mutex_lock(&clocks_mutex); + if (clk->set_parent) { + int ret = clk->set_parent(clk, parent); + + if (ret) { + mutex_unlock(&clocks_mutex); + return ret; + } + } clk->parent = parent; list_del_init(&clk->childnode); list_add(&clk->childnode, &clk->parent->children); @@ -224,8 +232,17 @@ int clk_register(struct clk *clk) mutex_lock(&clocks_mutex); list_add_tail(&clk->node, &clocks); - if (clk->parent) + if (clk->parent) { + if (clk->set_parent) { + int ret = clk->set_parent(clk, clk->parent); + + if (ret) { + mutex_unlock(&clocks_mutex); + return ret; + } + } list_add_tail(&clk->childnode, &clk->parent->children); + } mutex_unlock(&clocks_mutex); /* If rate is already set, use it */ |