diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap2/omap_hwmod.c | 88 |
1 files changed, 5 insertions, 83 deletions
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 61d220c5d488..bfbd34142b37 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -592,6 +592,11 @@ static void _sysc_enable(struct omap_hwmod *oh) /* XXX OCP ENAWAKEUP bit? */ + /* + * XXX The clock framework should handle this, by + * calling into this code. But this must wait until the + * clock structures are tagged with omap_hwmod entries + */ if (oh->flags & HWMOD_SET_DEFAULT_CLOCKACT && oh->sysconfig->sysc_flags & SYSC_HAS_CLOCKACTIVITY) _set_clockactivity(oh, oh->sysconfig->clockact, &v); @@ -914,33 +919,6 @@ static int _shutdown(struct omap_hwmod *oh) } /** - * _write_clockact_lock - set the module's clockactivity bits - * @oh: struct omap_hwmod * - * @clockact: CLOCKACTIVITY field bits - * - * Writes the CLOCKACTIVITY bits @clockact to the hwmod @oh - * OCP_SYSCONFIG register. Returns -EINVAL if the hwmod is in the - * wrong state or returns 0. - */ -static int _write_clockact_lock(struct omap_hwmod *oh, u8 clockact) -{ - u32 v; - - if (!oh->sysconfig || - !(oh->sysconfig->sysc_flags & SYSC_HAS_CLOCKACTIVITY)) - return -EINVAL; - - mutex_lock(&omap_hwmod_mutex); - v = oh->_sysc_cache; - _set_clockactivity(oh, clockact, &v); - _write_sysconfig(v, oh); - mutex_unlock(&omap_hwmod_mutex); - - return 0; -} - - -/** * _setup - do initial configuration of omap_hwmod * @oh: struct omap_hwmod * * @@ -1493,62 +1471,6 @@ int omap_hwmod_del_initiator_dep(struct omap_hwmod *oh, } /** - * omap_hwmod_set_clockact_none - set clockactivity test to BOTH - * @oh: struct omap_hwmod * - * - * On some modules, this function can affect the wakeup latency vs. - * power consumption balance. Intended to be called by the - * omap_device layer. Passes along the return value from - * _write_clockact_lock(). - */ -int omap_hwmod_set_clockact_both(struct omap_hwmod *oh) -{ - return _write_clockact_lock(oh, CLOCKACT_TEST_BOTH); -} - -/** - * omap_hwmod_set_clockact_none - set clockactivity test to MAIN - * @oh: struct omap_hwmod * - * - * On some modules, this function can affect the wakeup latency vs. - * power consumption balance. Intended to be called by the - * omap_device layer. Passes along the return value from - * _write_clockact_lock(). - */ -int omap_hwmod_set_clockact_main(struct omap_hwmod *oh) -{ - return _write_clockact_lock(oh, CLOCKACT_TEST_MAIN); -} - -/** - * omap_hwmod_set_clockact_none - set clockactivity test to ICLK - * @oh: struct omap_hwmod * - * - * On some modules, this function can affect the wakeup latency vs. - * power consumption balance. Intended to be called by the - * omap_device layer. Passes along the return value from - * _write_clockact_lock(). - */ -int omap_hwmod_set_clockact_iclk(struct omap_hwmod *oh) -{ - return _write_clockact_lock(oh, CLOCKACT_TEST_ICLK); -} - -/** - * omap_hwmod_set_clockact_none - set clockactivity test to NONE - * @oh: struct omap_hwmod * - * - * On some modules, this function can affect the wakeup latency vs. - * power consumption balance. Intended to be called by the - * omap_device layer. Passes along the return value from - * _write_clockact_lock(). - */ -int omap_hwmod_set_clockact_none(struct omap_hwmod *oh) -{ - return _write_clockact_lock(oh, CLOCKACT_TEST_NONE); -} - -/** * omap_hwmod_enable_wakeup - allow device to wake up the system * @oh: struct omap_hwmod * * |