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| author | Simon Que <sque@chromium.org> | 2016-03-08 20:12:46 +0100 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2016-05-11 20:55:47 +0200 |
| commit | 492ef7829d2d09428803bffb187d5781bbc12ca5 (patch) | |
| tree | d6f242596a5864505e3664d0f1a5e6861e0cff2f /drivers/platform/chrome/Kconfig | |
| parent | platform/chrome: use to_platform_device() (diff) | |
| download | linux-492ef7829d2d09428803bffb187d5781bbc12ca5.tar.xz linux-492ef7829d2d09428803bffb187d5781bbc12ca5.zip | |
platform/chrome: Add Chrome OS keyboard backlight LEDs support
This is a driver for ACPI-based keyboard backlight LEDs found on
Chromebooks. The driver locates \\_SB.KBLT ACPI device and exports
backlight as "chromeos::kbd_backlight" LED class device in sysfs.
Signed-off-by: Simon Que <sque@chromium.org>
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: Evan McClain <aeroevan@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/platform/chrome/Kconfig')
| -rw-r--r-- | drivers/platform/chrome/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/platform/chrome/Kconfig b/drivers/platform/chrome/Kconfig index d03df4a60d05..76bdae1a93bb 100644 --- a/drivers/platform/chrome/Kconfig +++ b/drivers/platform/chrome/Kconfig @@ -64,4 +64,14 @@ config CROS_EC_PROTO help ChromeOS EC communication protocol helpers. +config CROS_KBD_LED_BACKLIGHT + tristate "Backlight LED support for Chrome OS keyboards" + depends on LEDS_CLASS && ACPI + help + This option enables support for the keyboard backlight LEDs on + select Chrome OS systems. + + To compile this driver as a module, choose M here: the + module will be called cros_kbd_led_backlight. + endif # CHROMEOS_PLATFORMS |