summaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
authorMatus Ujhelyi <ujhelyi.m@gmail.com>2013-04-30 01:18:08 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 03:28:19 +0200
commit4d22f8c306233433bdf9298b2e7806e9c71674bc (patch)
tree49b3a37f0cb85d98936d4e02b66e85f27f50c158 /Documentation
parentDocumentation: add missing documentation for tps65217-bl device tree binding (diff)
downloadlinux-4d22f8c306233433bdf9298b2e7806e9c71674bc.tar.xz
linux-4d22f8c306233433bdf9298b2e7806e9c71674bc.zip
drivers/video/backlight/tps65217_bl.c add default brightness value option
Signed-off-by: Matus Ujhelyi <matus.ujhelyi@streamunlimited.com> Cc: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt b/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt
index 76485247b35d..5fb9279ac287 100644
--- a/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt
+++ b/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt
@@ -9,6 +9,7 @@ Required properties:
- backlight: node for specifying WLED1 and WLED2 lines in TPS65217
- isel: selection bit, valid values: 1 for ISEL1 (low-level) and 2 for ISEL2 (high-level)
- fdim: PWM dimming frequency, valid values: 100, 200, 500, 1000
+- default-brightness: valid values: 0-100
Each regulator is defined using the standard binding for regulators.
@@ -20,5 +21,7 @@ Example:
backlight {
isel = <1>; /* 1 - ISET1, 2 ISET2 */
fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
+ default-brightness = <50>;
};
};
+