The patch provides a helper to get flags properties of
a clock node.
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxx>
---
drivers/clk/clk.c | 11 +++++++++++
include/linux/clk-provider.h | 6 ++++++
2 files changed, 17 insertions(+)
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 4d56220..cae8985 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -2528,6 +2528,17 @@ const char *of_clk_get_parent_name(struct device_node *np, int index)
}
EXPORT_SYMBOL_GPL(of_clk_get_parent_name);
+unsigned long of_clk_get_flags(struct device_node *np)
+{
+ unsigned long flags = 0;
+
+ if (of_property_read_bool(np, "set-rate-parent"))
+ flags |= CLK_SET_RATE_PARENT;
+
+ return flags;
+}
+EXPORT_SYMBOL_GPL(of_clk_get_flags);
+
struct clock_provider {
of_clk_init_cb_t clk_init_cb;
struct device_node *np;
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index 59e2eb5..650bc10 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -519,6 +519,7 @@ int of_clk_get_parent_count(struct device_node *np);
const char *of_clk_get_parent_name(struct device_node *np, int index);
void of_clk_init(const struct of_device_id *matches);
+unsigned long of_clk_get_flags(struct device_node *np);
#else /* !CONFIG_OF */
@@ -546,6 +547,11 @@ static inline const char *of_clk_get_parent_name(struct device_node *np,
{
return NULL;
}
+static inline unsigned long of_clk_get_flags(struct device_node *np)
+{
+ return NULL;
+}
+
#define of_clk_init(matches) \
{ while (0); }
#endif /* CONFIG_OF */
--
1.9.1
--
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