diff options
Diffstat (limited to 'drivers/gpio/Kconfig')
| -rw-r--r-- | drivers/gpio/Kconfig | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index f42cb317a77..60cb3632c8f 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -94,6 +94,22 @@ config GPIO_VR41XX help Say yes here to support the NEC VR4100 series General-purpose I/O Uint +config GPIO_SCH + tristate "Intel SCH GPIO" + depends on GPIOLIB + select LPC_SCH + help + Say yes here to support GPIO interface on Intel Poulsbo SCH. + The Intel SCH contains a total of 14 GPIO pins. Ten GPIOs are + powered by the core power rail and are turned off during sleep + modes (S3 and higher). The remaining four GPIOs are powered by + the Intel SCH suspend power supply. These GPIOs remain + active during S3. The suspend powered GPIOs can be used to wake the + system from the Suspend-to-RAM state. + + This driver can also be built as a module. If so, the module + will be called sch-gpio. + comment "I2C GPIO expanders:" config GPIO_MAX7300 |