diff options
author | Alexander Shiyan <shc_work@mail.ru> | 2014-01-31 22:37:23 -0800 |
---|---|---|
committer | Bryan Wu <cooloney@gmail.com> | 2014-02-27 09:56:56 -0800 |
commit | 25c6579f872d0542809067d56fad22984b8ff565 (patch) | |
tree | bfcdc2a70f81c0c435bd5f3172d3b4024f92c171 /Documentation | |
parent | 2f18f8d638cc66a5339d901dea2c9d8af72e69c2 (diff) | |
download | linux-stable-25c6579f872d0542809067d56fad22984b8ff565.tar.gz linux-stable-25c6579f872d0542809067d56fad22984b8ff565.tar.bz2 linux-stable-25c6579f872d0542809067d56fad22984b8ff565.zip |
leds: leds-mc13783: Add devicetree support
This patch adds devicetree support for the MC13XXX LED driver.
(cooloney@gmail.com: remove unneeded semicolon)
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/mfd/mc13xxx.txt | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/mc13xxx.txt b/Documentation/devicetree/bindings/mfd/mc13xxx.txt index abd9e3cb2db7..1413f39912d3 100644 --- a/Documentation/devicetree/bindings/mfd/mc13xxx.txt +++ b/Documentation/devicetree/bindings/mfd/mc13xxx.txt @@ -10,9 +10,44 @@ Optional properties: - fsl,mc13xxx-uses-touch : Indicate the touchscreen controller is being used Sub-nodes: +- leds : Contain the led nodes and initial register values in property + "led-control". Number of register depends of used IC, for MC13783 is 6, + for MC13892 is 4, for MC34708 is 1. See datasheet for bits definitions of + these registers. + - #address-cells: Must be 1. + - #size-cells: Must be 0. + Each led node should contain "reg", which used as LED ID (described below). + Optional properties "label" and "linux,default-trigger" is described in + Documentation/devicetree/bindings/leds/common.txt. - regulators : Contain the regulator nodes. The regulators are bound using their names as listed below with their registers and bits for enabling. +MC13783 LED IDs: + 0 : Main display + 1 : AUX display + 2 : Keypad + 3 : Red 1 + 4 : Green 1 + 5 : Blue 1 + 6 : Red 2 + 7 : Green 2 + 8 : Blue 2 + 9 : Red 3 + 10 : Green 3 + 11 : Blue 3 + +MC13892 LED IDs: + 0 : Main display + 1 : AUX display + 2 : Keypad + 3 : Red + 4 : Green + 5 : Blue + +MC34708 LED IDs: + 0 : Charger Red + 1 : Charger Green + MC13783 regulators: sw1a : regulator SW1A (register 24, bit 0) sw1b : regulator SW1B (register 25, bit 0) @@ -89,6 +124,18 @@ ecspi@70010000 { /* ECSPI1 */ interrupt-parent = <&gpio0>; interrupts = <8>; + leds { + #address-cells = <1>; + #size-cells = <0>; + led-control = <0x000 0x000 0x0e0 0x000>; + + sysled { + reg = <3>; + label = "system:red:live"; + linux,default-trigger = "heartbeat"; + }; + }; + regulators { sw1_reg: mc13892__sw1 { regulator-min-microvolt = <600000>; |