diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap2/omap_hwmod.c | 16 |
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); } } |