clkdm_read_wkdep
if (!arch_clkdm || !arch_clkdm->clkdm_read_wkdep)
return arch_clkdm->clkdm_read_wkdep(clkdm1, clkdm2);
int (*clkdm_read_wkdep)(struct clockdomain *clkdm1, struct clockdomain *clkdm2);
int clkdm_read_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2);
.clkdm_read_wkdep = omap2_clkdm_read_wkdep,
.clkdm_read_wkdep = omap2_clkdm_read_wkdep,
.clkdm_read_wkdep = omap4_clkdm_read_wkup_sleep_dep,