REG_WDG_CTRL
sprd_adi_read(sadi, wdg->base + REG_WDG_CTRL, &val);
sprd_adi_write(sadi, wdg->base + REG_WDG_CTRL, val);
sprd_adi_read(sadi, wdg->base + REG_WDG_CTRL, &val);
sprd_adi_write(sadi, wdg->base + REG_WDG_CTRL, val);