diff options
Diffstat (limited to 'drivers/gpio/Kconfig')
| -rw-r--r-- | drivers/gpio/Kconfig | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 1c28a48915bb..58f43bcced7c 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -219,7 +219,7 @@ config GPIO_BCM_XGS_IPROC config GPIO_BRCMSTB tristate "BRCMSTB GPIO support" default y if (ARCH_BRCMSTB || BMIPS_GENERIC) - depends on OF_GPIO && (ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST) + depends on OF_GPIO && (ARCH_BRCMSTB || ARCH_BCM2835 || BMIPS_GENERIC || COMPILE_TEST) select GPIO_GENERIC select IRQ_DOMAIN help @@ -1891,4 +1891,35 @@ config GPIO_SIM endmenu +menu "GPIO Debugging utilities" + +config GPIO_SLOPPY_LOGIC_ANALYZER + tristate "Sloppy GPIO logic analyzer" + depends on (GPIOLIB || COMPILE_TEST) && CPUSETS && DEBUG_FS && EXPERT + help + This option enables support for a sloppy logic analyzer using polled + GPIOs. Use the 'tools/gpio/gpio-sloppy-logic-analyzer' script with + this driver. The script will make it easier to use and will also + isolate a CPU for the polling task. Note that this is a last resort + analyzer which can be affected by latencies, non-deterministic code + paths, or NMIs. However, for e.g. remote development, it may be useful + to get a first view and aid further debugging. + + If this driver is built as a module it will be called + 'gpio-sloppy-logic-analyzer'. + +config GPIO_VIRTUSER + tristate "GPIO Virtual User Testing Module" + select DEBUG_FS + select CONFIGFS_FS + select IRQ_WORK + help + Say Y here to enable the configurable, configfs-based virtual GPIO + consumer testing driver. + + This driver is aimed as a helper in spotting any regressions in + hot-unplug handling in GPIOLIB. + +endmenu + endif |