[PATCH v2 1/3] ARM: davinci: normalize clk API

From: Arnd Bergmann
Date: Fri Jul 21 2017 - 11:23:49 EST


davinci still has its own clk implementation, but lacks
a clk_get_parent() helper, which can lead to link errors
in randconfig builds.

This adds the usual implementation.

Acked-by: Sekhar Nori <nsekhar@xxxxxx>
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
arch/arm/mach-davinci/clock.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c
index f5dce9b4e617..f77a4f766050 100644
--- a/arch/arm/mach-davinci/clock.c
+++ b/arch/arm/mach-davinci/clock.c
@@ -218,6 +218,15 @@ int clk_set_parent(struct clk *clk, struct clk *parent)
}
EXPORT_SYMBOL(clk_set_parent);

+struct clk *clk_get_parent(struct clk *clk)
+{
+ if (!clk)
+ return NULL;
+
+ return clk->parent;
+}
+EXPORT_SYMBOL(clk_get_parent);
+
int clk_register(struct clk *clk)
{
if (clk == NULL || IS_ERR(clk))
--
2.9.0