summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/leds
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/leds')
-rw-r--r--Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml76
-rw-r--r--Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml1
-rw-r--r--Documentation/devicetree/bindings/leds/common.yaml15
-rw-r--r--Documentation/devicetree/bindings/leds/leds-mt6323.txt2
4 files changed, 88 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
new file mode 100644
index 000000000000..e1191453c2f0
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
@@ -0,0 +1,76 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/backlight/kinetic,ktz8866.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Kinetic Technologies KTZ8866 backlight
+
+maintainers:
+ - Jianhua Lu <lujianhua000@gmail.com>
+
+description: |
+ The Kinetic Technologies KTZ8866 is a high efficiency 6-channels-current-sinks
+ led backlight with dual lcd bias power.
+ https://www.kinet-ic.com/ktz8866/
+
+allOf:
+ - $ref: common.yaml#
+
+properties:
+ compatible:
+ const: kinetic,ktz8866
+
+ vddpos-supply:
+ description: positive boost supply regulator.
+
+ vddneg-supply:
+ description: negative boost supply regulator.
+
+ enable-gpios:
+ description: GPIO to use to enable/disable the backlight (HWEN pin).
+ maxItems: 1
+
+ current-num-sinks:
+ description: number of the LED current sinks' channels.
+ enum: [1, 2, 3, 4, 5, 6]
+
+ kinetic,current-ramp-delay-ms:
+ description: |
+ LED current ramping delay time in milliseconds, note that the
+ case 1 will be mapped to 1μs.
+ enum: [1, 2, 4, 8, 16, 32, 64, 128, 192, 256, 320, 384, 448, 512, 576, 640]
+
+ kinetic,led-enable-ramp-delay-ms:
+ description: |
+ LED on/off ramping delay time in milliseconds, note that the case 0 will be
+ mapped to 512μs because ktz8866 can't ramp faster than it.
+ enum: [0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384]
+
+ kinetic,enable-lcd-bias:
+ description: Set if we want to output bias power supply for LCD.
+ type: boolean
+
+required:
+ - compatible
+ - vddpos-supply
+ - vddneg-supply
+ - enable-gpios
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ backlight {
+ compatible = "kinetic,ktz8866";
+
+ vddpos-supply = <&bl_vddpos_5p5>;
+ vddneg-supply = <&bl_vddneg_5p5>;
+ enable-gpios = <&tlmm 139 GPIO_ACTIVE_HIGH>;
+ current-num-sinks = <5>;
+ kinetic,current-ramp-delay-ms = <128>;
+ kinetic,led-enable-ramp-delay-ms = <1>;
+ kinetic,enable-lcd-bias;
+ };
diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
index 9acdb7895514..5f1849bdabba 100644
--- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
+++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
@@ -19,6 +19,7 @@ properties:
compatible:
enum:
- qcom,pm8941-wled
+ - qcom,pmi8950-wled
- qcom,pmi8994-wled
- qcom,pmi8998-wled
- qcom,pm660l-wled
diff --git a/Documentation/devicetree/bindings/leds/common.yaml b/Documentation/devicetree/bindings/leds/common.yaml
index f5c57a580078..15e3f6645682 100644
--- a/Documentation/devicetree/bindings/leds/common.yaml
+++ b/Documentation/devicetree/bindings/leds/common.yaml
@@ -90,17 +90,22 @@ properties:
- heartbeat
# LED indicates disk activity
- disk-activity
- # LED indicates IDE disk activity (deprecated), in new implementations
- # use "disk-activity"
- - ide-disk
+ - disk-read
+ - disk-write
# LED flashes at a fixed, configurable rate
- timer
# LED alters the brightness for the specified duration with one software
# timer (requires "led-pattern" property)
- pattern
- # LED is triggered by SD/MMC activity
- - pattern: "^mmc[0-9]+$"
+ - usb-gadget
+ - usb-host
- pattern: "^cpu[0-9]*$"
+ - pattern: "^hci[0-9]+-power$"
+ # LED is triggered by Bluetooth activity
+ - pattern: "^mmc[0-9]+$"
+ # LED is triggered by SD/MMC activity
+ - pattern: "^phy[0-9]+tx$"
+ # LED is triggered by WLAN activity
led-pattern:
description: |
diff --git a/Documentation/devicetree/bindings/leds/leds-mt6323.txt b/Documentation/devicetree/bindings/leds/leds-mt6323.txt
index 45bf9f7d85f3..73353692efa1 100644
--- a/Documentation/devicetree/bindings/leds/leds-mt6323.txt
+++ b/Documentation/devicetree/bindings/leds/leds-mt6323.txt
@@ -9,7 +9,7 @@ MT6323 PMIC hardware.
For MT6323 MFD bindings see:
Documentation/devicetree/bindings/mfd/mt6397.txt
For MediaTek PMIC wrapper bindings see:
-Documentation/devicetree/bindings/soc/mediatek/pwrap.txt
+Documentation/devicetree/bindings/soc/mediatek/mediatek,pwrap.yaml
Required properties:
- compatible : Must be "mediatek,mt6323-led"