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authorGary S. Robertson <gary.robertson@linaro.org>2016-01-20 15:36:59 -0600
committerGary S. Robertson <gary.robertson@linaro.org>2016-01-20 15:36:59 -0600
commit370e05d463d66eaada3b4bb9266f019563920eb0 (patch)
tree348834a36436338eea1e9f17f1823cae213f92fc /arch/mips/lantiq/clk.c
parentf93328edc6d139b9b1b5ed6944f7b80b8699cdf7 (diff)
parent906d9eadd3b6698fa6ceb9bcdf41da6aa56d0a24 (diff)
Merge tag 'lsk-v4.1-15.12-rt' of http://git.linaro.org/kernel/linux-linaro-stable into linux-linaro-lng-v4.1-rtlinux-lng-preempt-rt-4.1.14-2016.03linux-lng-preempt-rt-4.1.14-2016.02linux-lng-preempt-rt-4.1.14-2016.01linux-linaro-lng-v4.1-rt
LSK RT 15.12 v4.1 Conflicts: linaro/configs/linaro-base.conf linaro/configs/preempt-rt.conf linaro/configs/vexpress64.conf
Diffstat (limited to 'arch/mips/lantiq/clk.c')
-rw-r--r--arch/mips/lantiq/clk.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/mips/lantiq/clk.c b/arch/mips/lantiq/clk.c
index 3fc2e6d70c77..a0706fd4ce0a 100644
--- a/arch/mips/lantiq/clk.c
+++ b/arch/mips/lantiq/clk.c
@@ -99,6 +99,23 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
}
EXPORT_SYMBOL(clk_set_rate);
+long clk_round_rate(struct clk *clk, unsigned long rate)
+{
+ if (unlikely(!clk_good(clk)))
+ return 0;
+ if (clk->rates && *clk->rates) {
+ unsigned long *r = clk->rates;
+
+ while (*r && (*r != rate))
+ r++;
+ if (!*r) {
+ return clk->rate;
+ }
+ }
+ return rate;
+}
+EXPORT_SYMBOL(clk_round_rate);
+
int clk_enable(struct clk *clk)
{
if (unlikely(!clk_good(clk)))