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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2017-05-14 21:51:16 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-03 19:29:26 +0900 |
| commit | 73726380a26fa1ed490f30fccee10ed9da28dc0c (patch) | |
| tree | 3b8067cbb3aabf8f528f2301d75e0e83223f831e /drivers/mux/Kconfig | |
| parent | 5dc75a2d93d52617d50d72f8c056eb3b8f80ba62 (diff) | |
| download | linux-stable-73726380a26fa1ed490f30fccee10ed9da28dc0c.tar.gz linux-stable-73726380a26fa1ed490f30fccee10ed9da28dc0c.tar.bz2 linux-stable-73726380a26fa1ed490f30fccee10ed9da28dc0c.zip | |
mux: mmio-based syscon mux controller
This adds a driver for mmio-based syscon multiplexers controlled by
bitfields in a syscon register range.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mux/Kconfig')
| -rw-r--r-- | drivers/mux/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/mux/Kconfig b/drivers/mux/Kconfig index c4d050645605..e8f1df74644c 100644 --- a/drivers/mux/Kconfig +++ b/drivers/mux/Kconfig @@ -43,4 +43,17 @@ config MUX_GPIO To compile the driver as a module, choose M here: the module will be called mux-gpio. +config MUX_MMIO + tristate "MMIO register bitfield-controlled Multiplexer" + depends on (OF && MFD_SYSCON) || COMPILE_TEST + help + MMIO register bitfield-controlled Multiplexer controller. + + The driver builds multiplexer controllers for bitfields in a syscon + register. For N bit wide bitfields, there will be 2^N possible + multiplexer states. + + To compile the driver as a module, choose M here: the module will + be called mux-mmio. + endif |