From f942a7de047d8c599cc1a9a26293c8c7400450ea Mon Sep 17 00:00:00 2001 From: Dmitry Eremin-Solenikov Date: Fri, 1 Jun 2012 17:36:31 +0400 Subject: gpio: add a driver for GPIO pins found on AMD-8111 south bridge chips Add a driver to use GPIO pins available on several AMD south bridges (currently only AMD 8111 is supported). Signed-off-by: Dmitry Eremin-Solenikov Signed-off-by: Linus Walleij --- drivers/gpio/Kconfig | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/gpio/Kconfig') diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index c4067d0141f7..c2dfa9f90b47 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -466,6 +466,18 @@ config GPIO_BT8XX If unsure, say N. +config GPIO_AMD8111 + tristate "AMD 8111 GPIO driver" + depends on PCI + help + The AMD 8111 south bridge contains 32 GPIO pins which can be used. + + Note, that usually system firmware/ACPI handles GPIO pins on their + own and users might easily break their systems with uncarefull usage + of this driver! + + If unsure, say N + config GPIO_LANGWELL bool "Intel Langwell/Penwell GPIO support" depends on PCI && X86 -- cgit v1.2.3 From 31ba56f274d60d0b84efae4d15a9cd3e0486fa8c Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Sat, 23 Jun 2012 13:29:25 +0100 Subject: gpiolib: Add support for Wolfson Microelectronics Arizona class devices The Arizona class devices provide some GPIOs for use in the system. This driver provides support for these via gpiolib. Currently interrupts are not supported, normally the GPIOs are outputs only. Signed-off-by: Mark Brown [Fold in WM5110 support patch] Signed-off-by: Linus Walleij --- drivers/gpio/Kconfig | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/gpio/Kconfig') diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index c2dfa9f90b47..4002def0b524 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -253,6 +253,12 @@ config GPIO_GE_FPGA comment "I2C GPIO expanders:" +config GPIO_ARIZONA + tristate "Wolfson Microelectronics Arizona class devices" + depends on MFD_ARIZONA + help + Support for GPIOs on Wolfson Arizona class devices. + config GPIO_MAX7300 tristate "Maxim MAX7300 GPIO expander" depends on I2C -- cgit v1.2.3