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CONFIG_BBC_I2C: UltraSPARC-III bootbus i2c controller driver

General informations

The Linux kernel configuration item CONFIG_BBC_I2C has multiple definitions:

UltraSPARC-III bootbus i2c controller driver found in arch/sparc64/Kconfig

The configuration item CONFIG_BBC_I2C:

Help text

The BBC devices on the UltraSPARC III have two I2C controllers. The first I2C controller connects mainly to configuration PROMs (NVRAM, CPU configuration, DIMM types, etc.). The second I2C controller connects to environmental control devices such as fans and temperature sensors. The second controller also connects to the smartcard reader, if present. Say Y to enable support for these.

UltraSPARC-III bootbus i2c controller driver found in drivers/sbus/char/Kconfig

The configuration item CONFIG_BBC_I2C:

Help text

The BBC devices on the UltraSPARC III have two I2C controllers. The first I2C controller connects mainly to configuration PROMs (NVRAM, CPU configuration, DIMM types, etc.). The second I2C controller connects to environmental control devices such as fans and temperature sensors. The second controller also connects to the smartcard reader, if present. Say Y to enable support for these.

Hardware

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