Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/clk/clk.c | 12 ++++++++++++
include/linux/clk.h | 1 +
2 files changed, 13 insertions(+)
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index b04d44593b..fb5bf57e4b 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -261,6 +261,7 @@ struct clk *clk_get_parent(struct clk *clk)
int clk_register(struct clk *clk)
{
struct clk *c;
+ int ret;
list_for_each_entry(c, &clks, list) {
if (!strcmp(c->name, clk->name)) {
@@ -274,10 +275,21 @@ int clk_register(struct clk *clk)
list_add_tail(&clk->list, &clks);
+ if (clk->ops->init) {
+ ret = clk->ops->init(clk);
+ if (ret)
+ goto out;
+ }
+
if (clk->flags & CLK_IS_CRITICAL)
clk_enable(clk);
return 0;
+out:
+ list_del(&clk->list);
+ free(clk->parents);
+
+ return ret;
}
int clk_is_enabled(struct clk *clk)
diff --git a/include/linux/clk.h b/include/linux/clk.h
index c49fe9a54c..5d05ffd1b3 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -336,6 +336,7 @@ static inline void clk_put(struct clk *clk)
#define CLK_GATE_HIWORD_MASK (1 << 1)
struct clk_ops {
+ int (*init)(struct clk *clk);
int (*enable)(struct clk *clk);
void (*disable)(struct clk *clk);
int (*is_enabled)(struct clk *clk);
--
2.29.2
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