diff options
| author | Tom Rini <trini@konsulko.com> | 2020-04-16 08:56:37 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-04-16 08:56:37 -0400 |
| commit | dba0a6ae1907bbff3ebda06e4874d006f10db1bb (patch) | |
| tree | 61d65db08c42dcf0d64d8c084c026d52c9beb3af /drivers/pci/pci-uclass.c | |
| parent | 66b8669d7709cecedf2e0403bb17b48bab86f644 (diff) | |
| parent | 1f4431e46120ef913fc9f83c78a734d910d00b3f (diff) | |
Merge https://gitlab.denx.de/u-boot/custodians/u-boot-x86
- Provide serial base clock speed via getinfo() for ACPI SPCR
- Initial ACPI support from DM core by leveraging existing ACPI support
in x86
Diffstat (limited to 'drivers/pci/pci-uclass.c')
| -rw-r--r-- | drivers/pci/pci-uclass.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c index e2882e3b634..d2e10d6868a 100644 --- a/drivers/pci/pci-uclass.c +++ b/drivers/pci/pci-uclass.c @@ -536,6 +536,8 @@ int pci_auto_config_devices(struct udevice *bus) int ret; debug("%s: device %s\n", __func__, dev->name); + if (dev_read_bool(dev, "pci,no-autoconfig")) + continue; ret = dm_pciauto_config_device(dev); if (ret < 0) return ret; @@ -1211,7 +1213,14 @@ u32 dm_pci_read_bar32(const struct udevice *dev, int barnum) bar = PCI_BASE_ADDRESS_0 + barnum * 4; dm_pci_read_config32(dev, bar, &addr); - if (addr & PCI_BASE_ADDRESS_SPACE_IO) + + /* + * If we get an invalid address, return this so that comparisons with + * FDT_ADDR_T_NONE work correctly + */ + if (addr == 0xffffffff) + return addr; + else if (addr & PCI_BASE_ADDRESS_SPACE_IO) return addr & PCI_BASE_ADDRESS_IO_MASK; else return addr & PCI_BASE_ADDRESS_MEM_MASK; |