#include <linux/slab.h>
#include <linux/bootmem.h>
+#include <asm/system_misc.h>
+
#include "clock.h"
#include "omap_hwmod.h"
/* XXX test pwrdm_get_wken for this hwmod's subsystem */
- oh->_int_flags |= _HWMOD_WAKEUP_ENABLED;
-
return 0;
}
/* XXX test pwrdm_get_wken for this hwmod's subsystem */
- oh->_int_flags &= ~_HWMOD_WAKEUP_ENABLED;
-
return 0;
}
return oh->prcm.omap4.context_lost_counter;
}
+/**
+ * _enable_preprogram - Pre-program an IP block during the _enable() process
+ * @oh: struct omap_hwmod *
+ *
+ * Some IP blocks (such as AESS) require some additional programming
+ * after enable before they can enter idle. If a function pointer to
+ * do so is present in the hwmod data, then call it and pass along the
+ * return value; otherwise, return 0.
+ */
+static int __init _enable_preprogram(struct omap_hwmod *oh)
+{
+ if (!oh->class->enable_preprogram)
+ return 0;
+
+ return oh->class->enable_preprogram(oh);
+}
+
/**
* _enable - enable an omap_hwmod
* @oh: struct omap_hwmod *
_enable_clocks(oh);
if (soc_ops.enable_module)
soc_ops.enable_module(oh);
+ if (oh->flags & HWMOD_BLOCK_WFI)
+ disable_hlt();
if (soc_ops.update_context_lost)
soc_ops.update_context_lost(oh);
_update_sysc_cache(oh);
_enable_sysc(oh);
}
+ r = _enable_preprogram(oh);
} else {
if (soc_ops.disable_module)
soc_ops.disable_module(oh);
_idle_sysc(oh);
_del_initiator_dep(oh, mpu_oh);
+ if (oh->flags & HWMOD_BLOCK_WFI)
+ enable_hlt();
if (soc_ops.disable_module)
soc_ops.disable_module(oh);
if (oh->_state == _HWMOD_STATE_ENABLED) {
_del_initiator_dep(oh, mpu_oh);
/* XXX what about the other system initiators here? dma, dsp */
+ if (oh->flags & HWMOD_BLOCK_WFI)
+ enable_hlt();
if (soc_ops.disable_module)
soc_ops.disable_module(oh);
_disable_clocks(oh);
static int _am33xx_deassert_hardreset(struct omap_hwmod *oh,
struct omap_hwmod_rst_info *ohri)
{
- if (ohri->st_shift)
- pr_err("omap_hwmod: %s: %s: hwmod data error: OMAP4 does not support st_shift\n",
- oh->name, ohri->name);
-
return am33xx_prm_deassert_hardreset(ohri->rst_shift,
+ ohri->st_shift,
oh->clkdm->pwrdm.ptr->prcm_offs,
oh->prcm.omap4.rstctrl_offs,
oh->prcm.omap4.rstst_offs);
return 0;
}
-core_initcall(omap_hwmod_setup_all);
+omap_core_initcall(omap_hwmod_setup_all);
/**
* omap_hwmod_enable - enable an omap_hwmod