scx200_acb.rst (1079B)
1======================== 2Kernel driver scx200_acb 3======================== 4 5Author: Christer Weinigel <wingel@nano-system.com> 6 7The driver supersedes the older, never merged driver named i2c-nscacb. 8 9Module Parameters 10----------------- 11 12* base: up to 4 ints 13 Base addresses for the ACCESS.bus controllers on SCx200 and SC1100 devices 14 15 By default the driver uses two base addresses 0x820 and 0x840. 16 If you want only one base address, specify the second as 0 so as to 17 override this default. 18 19Description 20----------- 21 22Enable the use of the ACCESS.bus controller on the Geode SCx200 and 23SC1100 processors and the CS5535 and CS5536 Geode companion devices. 24 25Device-specific notes 26--------------------- 27 28The SC1100 WRAP boards are known to use base addresses 0x810 and 0x820. 29If the scx200_acb driver is built into the kernel, add the following 30parameter to your boot command line:: 31 32 scx200_acb.base=0x810,0x820 33 34If the scx200_acb driver is built as a module, add the following line to 35a configuration file in /etc/modprobe.d/ instead:: 36 37 options scx200_acb base=0x810,0x820