diff options
Diffstat (limited to 'src/southbridge/intel/common')
| -rw-r--r-- | src/southbridge/intel/common/smbus.c | 13 | ||||
| -rw-r--r-- | src/southbridge/intel/common/smbus.h | 2 |
2 files changed, 13 insertions, 2 deletions
diff --git a/src/southbridge/intel/common/smbus.c b/src/southbridge/intel/common/smbus.c index fd8b6aa8dd..a842a61222 100644 --- a/src/southbridge/intel/common/smbus.c +++ b/src/southbridge/intel/common/smbus.c @@ -363,11 +363,22 @@ int do_smbus_block_write(unsigned int smbus_base, u8 device, u8 cmd, } /* Only since ICH5 */ -int do_i2c_block_read(unsigned int smbus_base, u8 device, +static int has_i2c_read_command(void) +{ + if (IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_I82371EB) || + IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_I82801DX)) + return 0; + return 1; +} + +int do_i2c_eeprom_read(unsigned int smbus_base, u8 device, unsigned int offset, const unsigned int bytes, u8 *buf) { int ret; + if (!has_i2c_read_command()) + return SMBUS_ERROR; + /* Set up for a i2c block data read. * * FIXME: Address parameter changes to XMIT_READ(device) with diff --git a/src/southbridge/intel/common/smbus.h b/src/southbridge/intel/common/smbus.h index be1aa76c21..ded31d0ae2 100644 --- a/src/southbridge/intel/common/smbus.h +++ b/src/southbridge/intel/common/smbus.h @@ -41,6 +41,6 @@ int do_smbus_block_read(unsigned int smbus_base, u8 device, int do_smbus_block_write(unsigned int smbus_base, u8 device, u8 cmd, unsigned int bytes, const u8 *buf); /* Only since ICH5 */ -int do_i2c_block_read(unsigned int smbus_base, u8 device, +int do_i2c_eeprom_read(unsigned int smbus_base, u8 device, unsigned int offset, unsigned int bytes, u8 *buf); #endif |