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| author | Nicolas Reinecke <nr@das-labor.org> | 2014-08-22 15:10:49 +0200 |
|---|---|---|
| committer | Edward O'Callaghan <eocallaghan@alterapraxis.com> | 2014-08-23 05:33:01 +0200 |
| commit | 6d790f730500ce6a79aeb9e4d57b0ea4c9e9ee69 (patch) | |
| tree | dfb208b1754553122bfd50528f5d944509031945 /src/mainboard/lenovo/t520/mainboard.c | |
| parent | d2da65e3abd93840c81fbc30c6488b625baf359b (diff) | |
| download | coreboot-6d790f730500ce6a79aeb9e4d57b0ea4c9e9ee69.tar.gz coreboot-6d790f730500ce6a79aeb9e4d57b0ea4c9e9ee69.tar.bz2 coreboot-6d790f730500ce6a79aeb9e4d57b0ea4c9e9ee69.zip | |
lenovo/t520: Fix ExpressCard hotplug
Thinkpad T520 ExpressCard Slot PCIe lanes are connected to port 4.
Tested with Serial Port Card. Information read from schematic / lspci
Change-Id: I459943d427578d135f9aed1aa66da269ddfeee87
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/6735
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/mainboard/lenovo/t520/mainboard.c')
| -rw-r--r-- | src/mainboard/lenovo/t520/mainboard.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/mainboard/lenovo/t520/mainboard.c b/src/mainboard/lenovo/t520/mainboard.c index c37e6b981fb3..8b1aa0d02a52 100644 --- a/src/mainboard/lenovo/t520/mainboard.c +++ b/src/mainboard/lenovo/t520/mainboard.c @@ -158,12 +158,11 @@ static void mainboard_init(device_t dev) pc_keyboard_init(); /* Enable expresscard hotplug events. */ - pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 2)), + pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), 0xd8, - pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 2)), 0xd8) + pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), 0xd8) | (1 << 30)); - - pci_write_config16(dev_find_slot(0, PCI_DEVFN(0x1c, 2)), + pci_write_config16(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), 0x42, 0x142); } |