mobiveil_csr_write
void mobiveil_csr_write(struct mobiveil_pcie *pcie, u32 val, u32 off,
mobiveil_csr_write(pcie, val, off, 0x4);
mobiveil_csr_write(pcie, val, off, 0x2);
mobiveil_csr_write(pcie, val, off, 0x1);