REG_MSU_MINTCTL
mintctl = ioread32(msc->msu_base + REG_MSU_MINTCTL);
iowrite32(mintctl, msc->msu_base + REG_MSU_MINTCTL);
if (mintctl != ioread32(msc->msu_base + REG_MSU_MINTCTL)) {
mintctl = ioread32(msc->msu_base + REG_MSU_MINTCTL);
iowrite32(mintctl, msc->msu_base + REG_MSU_MINTCTL);