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Diffstat (limited to 'arch/arm/mach-omap2/omap_hwmod.c')
-rw-r--r--arch/arm/mach-omap2/omap_hwmod.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 70267d2cf5e5..87cc6d058de2 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -2384,6 +2384,9 @@ static int __init _setup_reset(struct omap_hwmod *oh)
if (oh->_state != _HWMOD_STATE_INITIALIZED)
return -EINVAL;
+ if (oh->flags & HWMOD_EXT_OPT_MAIN_CLK)
+ return -EPERM;
+
if (oh->rst_lines_cnt == 0) {
r = _enable(oh);
if (r) {