src/soc/intel/common/block/smbus/smbuslib.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #ifndef SOC_INTEL_COMMON_BLOCK_SMBUS__LIB_H
   4 #define SOC_INTEL_COMMON_BLOCK_SMBUS__LIB_H
   5
   6 /* SMBus IO Base Address */
   7 #define SMBUS_IO_BASE   0xefa0
   8
   9 /* PCI Configuration Space : SMBus */
  10 #define HOSTC   0x40
  11 #define HST_EN  (1 << 0)
  12 /* SMBus I/O bits. */
  13 #define SMBHSTSTAT      0x0
  14 #define SMBHSTCTL       0x2
  15 #define SMBHSTCMD       0x3
  16 #define SMBXMITADD      0x4
  17 #define SMBHSTDAT0      0x5
  18
  19 #define SMBUS_TIMEOUT   15      /* 15ms */
  20
  21 #endif  /* SOC_INTEL_COMMON_BLOCK_SMBUS__LIB_H */