RDC_WDT0_CTRL
reg = rdc_ind_read(sc, RDC_WDT0_CTRL);
rdc_ind_write(sc, RDC_WDT0_CTRL, reg & ~RDC_WDT0_CTRL_EN);
reg = rdc_ind_read(sc, RDC_WDT0_CTRL);
rdc_ind_write(sc, RDC_WDT0_CTRL, reg | RDC_WDT0_CTRL_EN);