diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/fsl_pci_init.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/fsl_pci_init.c b/drivers/pci/fsl_pci_init.c index 3118b85faa..dc34bd6669 100644 --- a/drivers/pci/fsl_pci_init.c +++ b/drivers/pci/fsl_pci_init.c @@ -317,6 +317,13 @@ void fsl_pci_init(struct pci_controller *hose, struct fsl_pci_info *pci_info) temp32 |= 0xf000e; /* set URR, FER, NFER (but not CER) */ pci_hose_write_config_dword(hose, dev, PCI_DCR, temp32); +#if defined(CONFIG_FSL_PCIE_DISABLE_ASPM) + temp32 = 0; + pci_hose_read_config_dword(hose, dev, PCI_LCR, &temp32); + temp32 &= ~0x03; /* Disable ASPM */ + pci_hose_write_config_dword(hose, dev, PCI_LCR, temp32); + udelay(1); +#endif if (pcie_cap == PCI_CAP_ID_EXP) { pci_hose_read_config_word(hose, dev, PCI_LTSSM, <ssm); enabled = ltssm >= PCI_LTSSM_L0; |