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gpio: dts: Introduce Kconfig symbols to convey GPIO dts support

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Add a set of Kconfig symbols that allow us to set that the GPIO
driver/SoC support DTS (HAS_DTS_GPIO) and that drivers that need/use
GPIO support DTS as well (HAS_DTS_GPIO_DEVICE).

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This commit is contained in:
Kumar Gala 2018-04-25 10:46:30 -05:00 committed by Kumar Gala
parent 5b01cb1a46
commit 57904102fd
3 changed files with 18 additions and 0 deletions
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1
drivers/gpio/Kconfig.mcux
View file

@ -9,6 +9,7 @@
menuconfig GPIO_MCUX menuconfig GPIO_MCUX
bool "MCUX GPIO driver" bool "MCUX GPIO driver"
depends on GPIO && HAS_MCUX depends on GPIO && HAS_MCUX
select HAS_DTS_GPIO
default n default n
help help
Enable the MCUX pinmux driver. Enable the MCUX pinmux driver.

1
drivers/gpio/Kconfig.stm32
View file

@ -8,6 +8,7 @@
menuconfig GPIO_STM32 menuconfig GPIO_STM32
bool "GPIO Driver for STM32 family of MCUs" bool "GPIO Driver for STM32 family of MCUs"
depends on GPIO && SOC_FAMILY_STM32 depends on GPIO && SOC_FAMILY_STM32
select HAS_DTS_GPIO
default n default n
help help
Enable GPIO driver for STM32 line of MCUs Enable GPIO driver for STM32 line of MCUs

16
dts/Kconfig
View file

@ -11,6 +11,22 @@ config HAS_DTS_ADC
This option specifies that the target platform supports device tree This option specifies that the target platform supports device tree
configuration for ADC. configuration for ADC.
config HAS_DTS_GPIO
bool
default n
depends on HAS_DTS
help
This option specifies that the target platform supports device tree
configuration for GPIO.
config HAS_DTS_GPIO_DEVICE
bool
default n
depends on HAS_DTS_GPIO
help
This option specifies that the target platform supports device tree
configuration for GPIO on the driver/consumer side.
config HAS_DTS_I2C config HAS_DTS_I2C
bool bool
default n default n