diff options
Diffstat (limited to 'arch/x86/cpu/apollolake/pmc.c')
| -rw-r--r-- | arch/x86/cpu/apollolake/pmc.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/arch/x86/cpu/apollolake/pmc.c b/arch/x86/cpu/apollolake/pmc.c index 683c6082f2..aec0c8394c 100644 --- a/arch/x86/cpu/apollolake/pmc.c +++ b/arch/x86/cpu/apollolake/pmc.c @@ -119,8 +119,16 @@ int apl_pmc_ofdata_to_uc_platdata(struct udevice *dev) ret = dev_read_u32_array(dev, "early-regs", base, ARRAY_SIZE(base)); if (ret) return log_msg_ret("Missing/short early-regs", ret); - upriv->pmc_bar0 = (void *)base[0]; - upriv->pmc_bar2 = (void *)base[2]; + if (spl_phase() == PHASE_TPL) { + upriv->pmc_bar0 = (void *)base[0]; + upriv->pmc_bar2 = (void *)base[2]; + + /* Since PCI is not enabled, we must get the BDF manually */ + plat->bdf = pci_get_devfn(dev); + if (plat->bdf < 0) + return log_msg_ret("Cannot get PMC PCI address", + plat->bdf); + } upriv->acpi_base = base[4]; /* Since PCI is not enabled, we must get the BDF manually */ @@ -187,8 +195,14 @@ static int enable_pmcbar(struct udevice *dev) static int apl_pmc_probe(struct udevice *dev) { - if (spl_phase() == PHASE_TPL) + if (spl_phase() == PHASE_TPL) { return enable_pmcbar(dev); + } else { + struct acpi_pmc_upriv *upriv = dev_get_uclass_priv(dev); + + upriv->pmc_bar0 = (void *)dm_pci_read_bar32(dev, 0); + upriv->pmc_bar2 = (void *)dm_pci_read_bar32(dev, 2); + } return 0; } |