include/pm/pm_v3.h

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#ifndef PM_PM_V3_H_INCLUDED
#define PM_PM_V3_H_INCLUDED

#include <io.h>
#include <assert.h>
#include <util.h>
#include <chip/clk.h>
#include <chip/memory-map.h>
#include <pm/pm_v3_regs.h>
#include <pm/pm_common.h>

#define PM_VERSION      PM_MKVERSION(3, 0, 0)

static inline int pm_enable_genclk(unsigned int id, enum pm_genclk_src source,
                unsigned int divider)
{
        uint32_t        gcctrl;

        assert(divider != 0);
        
        gcctrl = PM_GCCTRL_OSCSEL(source);
        assert(!(gcctrl & ~PM_GCCTRL_OSCSEL_MASK));
        gcctrl |= PM_GCCTRL_CEN;

        if (divider > 1)
                gcctrl |= (PM_GCCTRL_DIVEN
                                | PM_GCCTRL_DIV(div_ceil(divider, 2) - 1));
        pm_write_reg(GCCTRL(id), gcctrl);

        return 0;
}

#endif /* PM_PM_V3_H_INCLUDED */

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