diff options
Diffstat (limited to 'drivers/gpio/Kconfig')
| -rw-r--r-- | drivers/gpio/Kconfig | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index acd40eb51c46..e4fee216d5a4 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -62,16 +62,12 @@ config GPIO_SYSFS bool "/sys/class/gpio/... (sysfs interface)" depends on SYSFS help - Say Y here to add a sysfs interface for GPIOs. + Say Y here to add the legacy sysfs interface for GPIOs. - This is mostly useful to work around omissions in a system's - kernel support. Those are common in custom and semicustom - hardware assembled using standard kernels with a minimum of - custom patches. In those cases, userspace code may import - a given GPIO from the kernel, if no kernel driver requested it. - - Kernel drivers may also request that a particular GPIO be - exported to userspace; this can be useful when debugging. + This ABI is deprecated. If you want to use GPIO from userspace, + use the character device /dev/gpiochipN with the appropriate + ioctl() operations instead. The character device is always + available. config GPIO_GENERIC depends on HAS_IOMEM # Only for IOMEM drivers @@ -178,7 +174,7 @@ config GPIO_CLPS711X config GPIO_DAVINCI bool "TI Davinci/Keystone GPIO support" default y if ARCH_DAVINCI - depends on ARM && (ARCH_DAVINCI || ARCH_KEYSTONE) + depends on (ARM || ARM64) && (ARCH_DAVINCI || ARCH_KEYSTONE || ARCH_K3) help Say yes here to enable GPIO support for TI Davinci/Keystone SoCs. @@ -493,7 +489,8 @@ config GPIO_STA2X11 config GPIO_STP_XWAY bool "XWAY STP GPIOs" - depends on SOC_XWAY + depends on SOC_XWAY || COMPILE_TEST + depends on OF_GPIO help This enables support for the Serial To Parallel (STP) unit found on XWAY SoC. The STP allows the SoC to drive a shift registers cascade, @@ -602,7 +599,6 @@ config GPIO_XGENE_SB config GPIO_XILINX tristate "Xilinx GPIO support" - depends on OF_GPIO help Say yes here to support the Xilinx FPGA GPIO device |