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gpio: Initial support for ROHM bd70528 GPIO block

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ROHM BD70528 PMIC has 4 GPIO pins. Allow them to be
controlled by GPIO framework.

IRQs are handled by regmap-irq and GPIO driver is not
aware of the irq usage.

Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Matti Vaittinen
2019-06-03 10:26:45 +03:00
committed by Lee Jones
parent 478bb8f32e
commit 18bc64b3ae
3 changed files with 244 additions and 0 deletions
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11
drivers/gpio/Kconfig
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@@ -977,6 +977,17 @@ config GPIO_ARIZONA
help
Support for GPIOs on Wolfson Arizona class devices.
config GPIO_BD70528
tristate "ROHM BD70528 GPIO support"
depends on MFD_ROHM_BD70528
help
Support for GPIOs on ROHM BD70528 PMIC. There are four GPIOs
available on the ROHM PMIC in total. The GPIOs can also
generate interrupts.
This driver can also be built as a module. If so, the module
will be called gpio-bd70528.
config GPIO_BD9571MWV
tristate "ROHM BD9571 GPIO support"
depends on MFD_BD9571MWV