1 files changed, 3 insertions, 1 deletions

diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 7f4db12b1459..03e9e2f5d9a7 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1405,7 +1405,9 @@ static void _enable_sysc(struct omap_hwmod *oh)
             (sf & SYSC_HAS_CLOCKACTIVITY))
                 _set_clockactivity(oh, oh->class->sysc->clockact, &v);
 
-        _write_sysconfig(v, oh);
+        /* If the cached value is the same as the new value, skip the write */
+        if (oh->_sysc_cache != v)
+                _write_sysconfig(v, oh);
 
         /*
          * Set the autoidle bit only after setting the smartidle bit