diff options
Diffstat (limited to 'drivers/pinctrl/Kconfig')
| -rw-r--r-- | drivers/pinctrl/Kconfig | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig new file mode 100644 index 0000000000..6ac56ebe7d --- /dev/null +++ b/drivers/pinctrl/Kconfig @@ -0,0 +1,101 @@ +# +# PINCTRL infrastructure and drivers +# + +menu "Pin controllers" + +config PINCTRL + bool "Support pin controllers" + depends on DM + help + This enables the basic support for pinctrl framework. You may want + to enable some more options depending on what you want to do. + +config PINCTRL_FULL + bool "Support full pin controllers" + depends on PINCTRL && OF_CONTROL + default y + help + This provides Linux-compatible device tree interface for the pinctrl + subsystem. This feature depends on device tree configuration because + it parses a device tree to look for the pinctrl device which the + peripheral device is associated with. + + If this option is disabled (it is the only possible choice for non-DT + boards), the pinctrl core provides no systematic mechanism for + identifying peripheral devices, applying needed pinctrl settings. + It is totally up to the implementation of each low-level driver. + You can save memory footprint in return for some limitations. + +config PINCTRL_GENERIC + bool "Support generic pin controllers" + depends on PINCTRL_FULL + default y + help + Say Y here if you want to use the pinctrl subsystem through the + generic DT interface. If enabled, some functions become available + to parse common properties such as "pins", "groups", "functions" and + some pin configuration parameters. It would be easier if you only + need the generic DT interface for pin muxing and pin configuration. + If you need to handle vendor-specific DT properties, you can disable + this option and implement your own set_state callback in the pinctrl + operations. + +config PINMUX + bool "Support pin multiplexing controllers" + depends on PINCTRL_GENERIC + default y + help + This option enables pin multiplexing through the generic pinctrl + framework. + +config PINCONF + bool "Support pin configuration controllers" + depends on PINCTRL_GENERIC + help + This option enables pin configuration through the generic pinctrl + framework. + +config SPL_PINCTRL + bool "Support pin controlloers in SPL" + depends on SPL && SPL_DM + help + This option is an SPL-variant of the PINCTRL option. + See the help of PINCTRL for details. + +config SPL_PINCTRL_FULL + bool "Support full pin controllers in SPL" + depends on SPL_PINCTRL && SPL_OF_CONTROL + default y + help + This option is an SPL-variant of the PINCTRL_FULL option. + See the help of PINCTRL_FULL for details. + +config SPL_PINCTRL_GENERIC + bool "Support generic pin controllers in SPL" + depends on SPL_PINCTRL_FULL + default y + help + This option is an SPL-variant of the PINCTRL_GENERIC option. + See the help of PINCTRL_GENERIC for details. + +config SPL_PINMUX + bool "Support pin multiplexing controllers in SPL" + depends on SPL_PINCTRL_GENERIC + default y + help + This option is an SPL-variant of the PINMUX option. + See the help of PINMUX for details. + +config SPL_PINCONF + bool "Support pin configuration controllers in SPL" + depends on SPL_PINCTRL_GENERIC + help + This option is an SPL-variant of the PINCONF option. + See the help of PINCONF for details. + +if PINCTRL || SPL_PINCTRL + +endif + +endmenu |