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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-02 22:48:46 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-02 22:48:46 +0300 |
commit | 545ae66582f7627870b719d318954d0252902519 (patch) | |
tree | edb03cfede46e78d621d4df0accb201e293b32ca /Documentation/devicetree/bindings | |
parent | 15f8e73355df9ec48902d128a0ef01a6b8bff453 (diff) | |
parent | 260718b3a35d23fe89d27cc7b5e8bd30f4bba1aa (diff) | |
download | linux-545ae66582f7627870b719d318954d0252902519.tar.xz |
Merge tag 'leds-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds
Pull LED updates from Pavel Machek:
- New driver for TI TPS6105X
- Add managed API to get a LED from a device driver
- Misc fixes and updates
* tag 'leds-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds: (22 commits)
leds: lm3692x: Disable chip on brightness 0
leds: lm3692x: Split out lm3692x_leds_disable
leds: lm3692x: Move lm3692x_init and rename to lm3692x_leds_enable
leds: lm3692x: Make sure we don't exceed the maximum LED current
dt: bindings: lm3692x: Add led-max-microamp property
leds: lm3692x: Allow to configure over voltage protection
dt: bindings: lm3692x: Add ti,ovp-microvolt property
leds: populate the device's of_node
leds: Add managed API to get a LED from a device driver
leds: Add of_led_get() and led_put()
leds: lm3532: add pointer to documentation and fix typo
leds: lm3532: use extended registration so that LED can be used for backlight
leds: lm3642: remove warnings for bad strtol, cleanup gotos
leds: rb532: cleanup whitespace
ledtrig-pattern: fix email address quoting in MODULE_AUTHOR()
dt-bindings: mfd: update TI tps6105x chip bindings
leds: tps6105x: add driver for MFD chip LED mode
led: max77650: add of_match table
leds: bd2802: Convert to use GPIO descriptors
leds: pca963x: Fix open-drain initialization
...
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/leds/leds-lm3692x.txt | 8 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/mfd/tps6105x.txt | 47 |
2 files changed, 54 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-lm3692x.txt b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt index 4c2d923f8758..501468aa4d38 100644 --- a/Documentation/devicetree/bindings/leds/leds-lm3692x.txt +++ b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt @@ -18,6 +18,10 @@ Required properties: Optional properties: - enable-gpios : gpio pin to enable/disable the device. - vled-supply : LED supply + - ti,ovp-microvolt: Overvoltage protection in + micro-volt, can be 17000000, 21000000, 25000000 or + 29000000. If ti,ovp-microvolt is not specified it + defaults to 29000000. Required child properties: - reg : 0 - Will enable all LED sync paths @@ -31,6 +35,8 @@ Optional child properties: - label : see Documentation/devicetree/bindings/leds/common.txt (deprecated) - linux,default-trigger : see Documentation/devicetree/bindings/leds/common.txt + - led-max-microamp : + see Documentation/devicetree/bindings/leds/common.txt Example: @@ -44,12 +50,14 @@ led-controller@36 { enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; vled-supply = <&vbatt>; + ti,ovp-microvolt = <29000000>; led@0 { reg = <0>; function = LED_FUNCTION_BACKLIGHT; color = <LED_COLOR_ID_WHITE>; linux,default-trigger = "backlight"; + led-max-microamp = <20000>; }; } diff --git a/Documentation/devicetree/bindings/mfd/tps6105x.txt b/Documentation/devicetree/bindings/mfd/tps6105x.txt index 93602c7a19c8..dc448a9d5b4d 100644 --- a/Documentation/devicetree/bindings/mfd/tps6105x.txt +++ b/Documentation/devicetree/bindings/mfd/tps6105x.txt @@ -7,11 +7,56 @@ Required properties: - compatible: "ti,tps61050" or "ti,tps61052" - reg: Specifies the I2C slave address -Example: +Optional sub-node: + +This subnode selects the chip's operational mode. +There can be at most one single available subnode. + +- regulator: presence of this sub-node puts the chip in regulator mode. + see ../regulator/regulator.yaml + +- led: presence of this sub-node puts the chip in led mode. + Optional properties: + - function : see ../leds/common.txt + - color : see ../leds/common.txt + - label : see ../leds/common.txt + (deprecated) + +Example (GPIO operation only): + +i2c0 { + tps61052@33 { + compatible = "ti,tps61052"; + reg = <0x33>; + }; +}; + +Example (GPIO + regulator operation): i2c0 { tps61052@33 { compatible = "ti,tps61052"; reg = <0x33>; + + regulator { + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; + }; +}; + +Example (GPIO + led operation): + +#include <dt-bindings/leds/common.h> + +i2c0 { + tps61052@33 { + compatible = "ti,tps61052"; + reg = <0x33>; + + led { + color = <LED_COLOR_ID_WHITE>; + }; }; }; |