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Diffstat (limited to 'arch/arm/plat-mxc/clock.c')
-rw-r--r--arch/arm/plat-mxc/clock.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/clock.c b/arch/arm/plat-mxc/clock.c
index 2ed3ab173ad..5079787273d 100644
--- a/arch/arm/plat-mxc/clock.c
+++ b/arch/arm/plat-mxc/clock.c
@@ -41,6 +41,7 @@
#include <mach/clock.h>
#include <mach/hardware.h>
+#ifndef CONFIG_COMMON_CLK
static LIST_HEAD(clocks);
static DEFINE_MUTEX(clocks_mutex);
@@ -200,6 +201,16 @@ struct clk *clk_get_parent(struct clk *clk)
}
EXPORT_SYMBOL(clk_get_parent);
+#else
+
+/*
+ * Lock to protect the clock module (ccm) registers. Used
+ * on all i.MXs
+ */
+DEFINE_SPINLOCK(imx_ccm_lock);
+
+#endif /* CONFIG_COMMON_CLK */
+
/*
* Get the resulting clock rate from a PLL register value and the input
* frequency. PLLs with this register layout can at least be found on