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-rw-r--r--arch/arm/mach-omap2/omap_hwmod.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index b5531dd3ae9c..3a04c73ac03c 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1002,8 +1002,10 @@ static int _enable_clocks(struct omap_hwmod *oh)
clk_enable(oh->_clk);
list_for_each_entry(os, &oh->slave_ports, node) {
- if (os->_clk && (os->flags & OCPIF_SWSUP_IDLE))
+ if (os->_clk && (os->flags & OCPIF_SWSUP_IDLE)) {
+ omap2_clk_deny_idle(os->_clk);
clk_enable(os->_clk);
+ }
}
/* The opt clocks are controlled by the device driver. */
@@ -1055,8 +1057,10 @@ static int _disable_clocks(struct omap_hwmod *oh)
clk_disable(oh->_clk);
list_for_each_entry(os, &oh->slave_ports, node) {
- if (os->_clk && (os->flags & OCPIF_SWSUP_IDLE))
+ if (os->_clk && (os->flags & OCPIF_SWSUP_IDLE)) {
clk_disable(os->_clk);
+ omap2_clk_allow_idle(os->_clk);
+ }
}
if (oh->flags & HWMOD_OPT_CLKS_NEEDED)
@@ -2436,9 +2440,13 @@ static void _setup_iclk_autoidle(struct omap_hwmod *oh)
continue;
if (os->flags & OCPIF_SWSUP_IDLE) {
- /* XXX omap_iclk_deny_idle(c); */
+ /*
+ * we might have multiple users of one iclk with
+ * different requirements, disable autoidle when
+ * the module is enabled, e.g. dss iclk
+ */
} else {
- /* XXX omap_iclk_allow_idle(c); */
+ /* we are enabling autoidle afterwards anyways */
clk_enable(os->_clk);
}
}