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| author | Stefano Babic <sbabic@denx.de> | 2015-10-23 12:35:42 +0200 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2015-10-23 12:35:42 +0200 |
| commit | a69fdc7787bfa2f27eed74c2ee58c28ce932d502 (patch) | |
| tree | 4731dbe1c7371c0c797641d9e755a93e614ec930 /drivers/pci/pci_auto.c | |
| parent | 42e550d44bc2335a18065b155cc408f30f0502ef (diff) | |
| parent | 9f13b6d147dc74f2400ce18d9d4005ba53f21fd3 (diff) | |
| download | u-boot-imx-a69fdc7787bfa2f27eed74c2ee58c28ce932d502.zip u-boot-imx-a69fdc7787bfa2f27eed74c2ee58c28ce932d502.tar.gz u-boot-imx-a69fdc7787bfa2f27eed74c2ee58c28ce932d502.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot
Diffstat (limited to 'drivers/pci/pci_auto.c')
| -rw-r--r-- | drivers/pci/pci_auto.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c index 79f27c7..0412bf3 100644 --- a/drivers/pci/pci_auto.c +++ b/drivers/pci/pci_auto.c @@ -89,6 +89,7 @@ void pciauto_setup_device(struct pci_controller *hose, struct pci_region *bar_res; int found_mem64 = 0; #endif + u16 class; pci_hose_read_config_word(hose, dev, PCI_COMMAND, &cmdstat); cmdstat = (cmdstat & ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY)) | PCI_COMMAND_MASTER; @@ -206,6 +207,11 @@ void pciauto_setup_device(struct pci_controller *hose, } #endif + /* PCI_COMMAND_IO must be set for VGA device */ + pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class); + if (class == PCI_CLASS_DISPLAY_VGA) + cmdstat |= PCI_COMMAND_IO; + pci_hose_write_config_word(hose, dev, PCI_COMMAND, cmdstat); pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, CONFIG_SYS_PCI_CACHE_LINE_SIZE); |