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Diffstat (limited to 'drivers/core/Kconfig')
| -rw-r--r-- | drivers/core/Kconfig | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/core/Kconfig b/drivers/core/Kconfig index e40372d..5d0e949 100644 --- a/drivers/core/Kconfig +++ b/drivers/core/Kconfig @@ -59,3 +59,22 @@ config DM_SEQ_ALIAS Most boards will have a '/aliases' node containing the path to numbered devices (e.g. serial0 = &serial0). This feature can be disabled if it is not required, to save code space in SPL. + +config REGMAP + bool "Support register maps" + depends on DM + help + Hardware peripherals tend to have one or more sets of registers + which can be accessed to control the hardware. A register map + models this with a simple read/write interface. It can in principle + support any bus type (I2C, SPI) but so far this only supports + direct memory access. + +config SYSCON + bool "Support system controllers" + depends on REGMAP + help + Many SoCs have a number of system controllers which are dealt with + as a group by a single driver. Some common functionality is provided + by this uclass, including accessing registers via regmap and + assigning a unique number to each. |