diff options
| author | Robert Marko <robert.marko@sartura.hr> | 2022-01-31 14:30:45 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-25 09:59:35 +0100 |
| commit | b3dcb5de62092406bea6d5d03e32824d823fcd39 (patch) | |
| tree | 064d54ac22d4a1e8da3a7d7f70d394387220e7eb /drivers/gpio/Kconfig | |
| parent | d0cac2434c8ecd4863e082d976f5db9405d14b80 (diff) | |
| download | linux-b3dcb5de62092406bea6d5d03e32824d823fcd39.tar.bz2 | |
gpio: Add Delta TN48M CPLD GPIO driver
Delta TN48M switch has an onboard Lattice CPLD that is used as a GPIO
expander.
The CPLD provides 12 pins in total on the TN48M, but on more advanced
switch models it provides up to 192 pins, so the driver is extendable
to support more switches.
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Michael Walle <michael@walle.cc>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Bartosz Golaszewski <brgl@bgdev.pl>
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Link: https://lore.kernel.org/r/20220131133049.77780-3-robert.marko@sartura.hr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpio/Kconfig')
| -rw-r--r-- | drivers/gpio/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 1c211b4c63be..c822cf6146cf 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1346,6 +1346,18 @@ config GPIO_TIMBERDALE help Add support for the GPIO IP in the timberdale FPGA. +config GPIO_TN48M_CPLD + tristate "Delta Networks TN48M switch CPLD GPIO driver" + depends on MFD_TN48M_CPLD + select GPIO_REGMAP + help + This enables support for the GPIOs found on the Delta + Networks TN48M switch Lattice CPLD. It provides 12 pins in total, + they are input-only or output-only type. + + This driver can also be built as a module. If so, the + module will be called gpio-tn48m. + config GPIO_TPS65086 tristate "TI TPS65086 GPO" depends on MFD_TPS65086 |