diff options
Diffstat (limited to 'src/southbridge/amd/pi/hudson/lpc.c')
| -rw-r--r-- | src/southbridge/amd/pi/hudson/lpc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/southbridge/amd/pi/hudson/lpc.c b/src/southbridge/amd/pi/hudson/lpc.c index d73979cd97..60a1b88bae 100644 --- a/src/southbridge/amd/pi/hudson/lpc.c +++ b/src/southbridge/amd/pi/hudson/lpc.c @@ -126,10 +126,13 @@ static void hudson_lpc_read_resources(device_t dev) static void hudson_lpc_set_resources(struct device *dev) { struct resource *res; + u32 spi_enable_bits; - /* Special case. SPI Base Address. The SpiRomEnable should STAY set. */ + /* Special case. The SpiRomEnable and other enables should STAY set. */ res = find_resource(dev, 2); - pci_write_config32(dev, SPIROM_BASE_ADDRESS_REGISTER, res->base | SPI_ROM_ENABLE); + spi_enable_bits = pci_read_config32(dev, SPIROM_BASE_ADDRESS_REGISTER); + spi_enable_bits &= 0xF; + pci_write_config32(dev, SPIROM_BASE_ADDRESS_REGISTER, res->base | spi_enable_bits); pci_dev_set_resources(dev); } |