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author | Jiri Kosina <jkosina@suse.cz> | 2013-05-28 12:01:07 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2013-05-28 12:01:07 +0200 |
commit | 6e9041c6ddd6cbdc61d87bcaca8ca7bb17c28377 (patch) | |
tree | c250644c5adce04947d664318996de16df3f02da /Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt | |
parent | b96516220870d8571fc12da980668687c122976e (diff) | |
parent | e4aa937ec75df0eea0bee03bffa3303ad36c986b (diff) |
Merge branch 'master' into for-next
Diffstat (limited to 'Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt')
-rw-r--r-- | Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt b/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt new file mode 100644 index 000000000000..5fb9279ac287 --- /dev/null +++ b/Documentation/devicetree/bindings/video/backlight/tps65217-backlight.txt @@ -0,0 +1,27 @@ +TPS65217 family of regulators + +The TPS65217 chip contains a boost converter and current sinks which can be +used to drive LEDs for use as backlights. + +Required properties: +- compatible: "ti,tps65217" +- reg: I2C slave address +- 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. + +Example: + + tps: tps@24 { + reg = <0x24>; + compatible = "ti,tps65217"; + backlight { + isel = <1>; /* 1 - ISET1, 2 ISET2 */ + fdim = <100>; /* TPS65217_BL_FDIM_100HZ */ + default-brightness = <50>; + }; + }; + |