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author | Thierry Reding <thierry.reding@avionic-design.de> | 2011-12-16 21:25:29 +0100 |
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committer | Thierry Reding <thierry.reding@avionic-design.de> | 2012-07-23 13:23:52 +0200 |
commit | 3e3ed6cdc49d758719c148a78c8b04c243ef74d0 (patch) | |
tree | 4898c961d49967089139c79ff222441a4495dca4 /include/linux/pwm_backlight.h | |
parent | 4dce82c1e84007d38747533673c2289bfc6497d2 (diff) | |
download | linux-stable-3e3ed6cdc49d758719c148a78c8b04c243ef74d0.tar.gz linux-stable-3e3ed6cdc49d758719c148a78c8b04c243ef74d0.tar.bz2 linux-stable-3e3ed6cdc49d758719c148a78c8b04c243ef74d0.zip |
pwm-backlight: Add rudimentary device tree support
This commit adds very basic support for device tree probing. Currently,
only a PWM and a list of distinct brightness levels can be specified.
Enabling or disabling backlight power via GPIOs is not yet supported.
Reviewed-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Diffstat (limited to 'include/linux/pwm_backlight.h')
-rw-r--r-- | include/linux/pwm_backlight.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h index 63d2df43e61a..56f4a866539a 100644 --- a/include/linux/pwm_backlight.h +++ b/include/linux/pwm_backlight.h @@ -12,6 +12,7 @@ struct platform_pwm_backlight_data { unsigned int dft_brightness; unsigned int lth_brightness; unsigned int pwm_period_ns; + unsigned int *levels; int (*init)(struct device *dev); int (*notify)(struct device *dev, int brightness); void (*notify_after)(struct device *dev, int brightness); |