diff options
Diffstat (limited to 'src/southbridge/intel/i82801gx/early_smbus.c')
| -rw-r--r-- | src/southbridge/intel/i82801gx/early_smbus.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/src/southbridge/intel/i82801gx/early_smbus.c b/src/southbridge/intel/i82801gx/early_smbus.c deleted file mode 100644 index 55cb372120..0000000000 --- a/src/southbridge/intel/i82801gx/early_smbus.c +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/pci_ops.h> -#include <device/pci_def.h> -#include <device/smbus_host.h> -#include "i82801gx.h" - -uintptr_t smbus_base(void) -{ - return CONFIG_FIXED_SMBUS_IO_BASE; -} - -int smbus_enable_iobar(uintptr_t base) -{ - /* Set the SMBus device statically. */ - const pci_devfn_t dev = PCI_DEV(0x0, 0x1f, 0x3); - - /* Check to make sure we've got the right device. */ - if (pci_read_config16(dev, PCI_DEVICE_ID) != 0x27da) - return -1; - - /* Set SMBus I/O base. */ - pci_write_config32(dev, SMB_BASE, base | PCI_BASE_ADDRESS_SPACE_IO); - - /* Set SMBus enable. */ - pci_write_config8(dev, HOSTC, HST_EN); - - /* Set SMBus I/O space enable. */ - pci_write_config16(dev, PCI_COMMAND, PCI_COMMAND_IO); - - return 0; -} |