From 7542a04b1515f0f878b267beb233c4ef067243fb Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Tue, 23 Apr 2013 04:52:59 -0700 Subject: leds: lp55xx: add support for Device Tree bindings This patch allows the lp5521 driver to be successfully probed and initialised when Device Tree support is enabled. Based on a patch by Gabriel Fernandez, rewritten in accordance with review feedback. Cc: Gabriel Fernandez Signed-off-by: Linus Walleij Acked-by: Milo Kim Signed-off-by: Bryan Wu --- .../devicetree/bindings/leds/leds-lp55xx.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-lp55xx.txt (limited to 'Documentation/devicetree/bindings/leds') diff --git a/Documentation/devicetree/bindings/leds/leds-lp55xx.txt b/Documentation/devicetree/bindings/leds/leds-lp55xx.txt new file mode 100644 index 000000000000..348c88eaadfd --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-lp55xx.txt @@ -0,0 +1,21 @@ +Binding for National Semiconductor LP55xx Led Drivers + +Required properties: +- compatible: "national,lp5521" or "national,lp5523" +- label: Used for naming LEDs +- num-channel: Number of LED channels +- led-cur: Current setting at each led channel (mA x10, 0 if led is not connected) +- max-cur: Maximun current at each led channel. +- clock-mode: Input clock mode, (0: automode, 1: internal, 2: external) + +example: + +lp5521@32 { + compatible = "national,lp5521"; + reg = <0x32>; + label = "lp5521_pri"; + num-channel = /bits/ 8 <3>; + led-cur = /bits/ 8 <0x2f 0x2f 0x2f>; + max-cur = /bits/ 8 <0x5f 0x5f 0x5f>; + clock-mode = /bits/8 <2>; +}; -- cgit v1.2.3