diff options
Diffstat (limited to 'drivers/bus/Kconfig')
| -rw-r--r-- | drivers/bus/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig index 1080dd26e268..030f0e59f193 100644 --- a/drivers/bus/Kconfig +++ b/drivers/bus/Kconfig @@ -29,6 +29,21 @@ config BRCMSTB_GISB_ARB arbiter. This driver provides timeout and target abort error handling and internal bus master decoding. +config BT1_APB + tristate "Baikal-T1 APB-bus driver" + depends on MIPS_BAIKAL_T1 || COMPILE_TEST + select REGMAP_MMIO + help + Baikal-T1 AXI-APB bridge is used to access the SoC subsystem CSRs. + IO requests are routed to this bus by means of the DW AMBA 3 AXI + Interconnect. In case of any APB protocol collisions, slave device + not responding on timeout an IRQ is raised with an erroneous address + reported to the APB terminator (APB Errors Handler Block). This + driver provides the interrupt handler to detect the erroneous + address, prints an error message about the address fault, updates an + errors counter. The counter and the APB-bus operations timeout can be + accessed via corresponding sysfs nodes. + config BT1_AXI tristate "Baikal-T1 AXI-bus driver" depends on MIPS_BAIKAL_T1 || COMPILE_TEST |