diff options
| author | Dave Frodin <dave.frodin@se-eng.com> | 2012-11-13 07:09:12 -0700 |
|---|---|---|
| committer | Marc Jones <marcj303@gmail.com> | 2012-11-27 22:04:24 +0100 |
| commit | 23023a5691c0e3086933706c1cb2a79602ecffa0 (patch) | |
| tree | bed076aef27dabac502a216473316145ca6dc3f1 /src | |
| parent | 8247583058fc1607ccde26be7cdb1a1be4691122 (diff) | |
Enable the FCH GPP port prior to device enumeration
Change-Id: Ib4401897570f9e4d31c18d05144b5deb6f4523bc
Signed-off-by: Dave Frodin <dave.frodin@se-eng.com>
Reviewed-on: http://review.coreboot.org/1873
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Marc Jones <marcj303@gmail.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/southbridge/amd/cimx/sb800/late.c | 46 |
1 files changed, 16 insertions, 30 deletions
diff --git a/src/southbridge/amd/cimx/sb800/late.c b/src/southbridge/amd/cimx/sb800/late.c index 7286a6d16d..6067e39471 100644 --- a/src/southbridge/amd/cimx/sb800/late.c +++ b/src/southbridge/amd/cimx/sb800/late.c @@ -31,7 +31,7 @@ #include "cfg.h" /* sb800 Cimx configuration */ #include "chip.h" /* struct southbridge_amd_cimx_sb800_config */ #include "sb_cimx.h" /* AMD CIMX wrapper entries */ - +#include "smbus.h" /*implement in mainboard.c*/ void set_pcie_reset(void); @@ -306,35 +306,6 @@ struct device_operations bridge_ops = { .ops_pci = &lops_pci, }; -/* 0:15:0 PCIe PortA */ -static const struct pci_driver PORTA_driver __pci_driver = { - .ops = &bridge_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_ATI_SB800_PCIEA, -}; - -/* 0:15:1 PCIe PortB */ -static const struct pci_driver PORTB_driver __pci_driver = { - .ops = &bridge_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_ATI_SB800_PCIEB, -}; - -/* 0:15:2 PCIe PortC */ -static const struct pci_driver PORTC_driver __pci_driver = { - .ops = &bridge_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_ATI_SB800_PCIEC, -}; - -/* 0:15:3 PCIe PortD */ -static const struct pci_driver PORTD_driver __pci_driver = { - .ops = &bridge_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_ATI_SB800_PCIED, -}; - - /** * South Bridge CIMx ramstage entry point wrapper. */ @@ -387,6 +358,21 @@ static void sb800_enable(device_t dev) switch (dev->path.pci.devfn) { case (0x11 << 3) | 0: /* 0:11.0 SATA */ /* the first sb800 device */ + switch (GPP_CFGMODE) { /* config the GPP PCIe ports */ + case GPP_CFGMODE_X2200: + abcfg_reg(0xc0, 0x01FF, 0x030); /* x2 Port_0, x2 Port_1 */ + break; + case GPP_CFGMODE_X2110: + abcfg_reg(0xc0, 0x01FF, 0x070); /* x2 Port_0, x1 Port_1&2 */ + break; + case GPP_CFGMODE_X1111: + abcfg_reg(0xc0, 0x01FF, 0x0F0); /* x1 Port_0&1&2&3 */ + break; + case GPP_CFGMODE_X4000: + default: + abcfg_reg(0xc0, 0x01FF, 0x010); /* x4 Port_0 */ + break; + } sb800_cimx_config(sb_config); if (dev->enabled) { |