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authorLinus Torvalds <torvalds@linux-foundation.org>2024-03-14 20:38:25 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2024-03-14 20:38:25 +0300
commitf5c31bcf604db54470868f3118a60dc4a9ba8813 (patch)
treea373d03db34cfd99ac2bd5b878c12a6e147049d1 /Documentation/devicetree
parentf3d8f29d1f59230b8c2a09e6dee7db7bd295e42c (diff)
parent45066c4bbe8ca25f9f282245b84568116c783f1d (diff)
downloadlinux-f5c31bcf604db54470868f3118a60dc4a9ba8813.tar.xz
Merge tag 'leds-next-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds
Pull LED updates from Lee Jones: "Core Framework: - Introduce ExpressWire library New Drivers: - Add support for ON Semiconductor NCP5623 RGB LED Driver New Device Support: - Add support for PM660L to Qualcomm's LPG driver New Functionality: - Dynamically load modules required for the default-trigger - Add some support for suspend and resume - Allow LEDs to remain lit during suspend Fix-ups: - Device Tree binding adaptions/conversions/creation - Fix include lists; alphabetise, remove unused, explicitly add used - Add new led_match_default_trigger to avoid duplication - Add module alias' to aid auto-loading - Default to hw_control if no others are specified - De-bloat the supported link speed attribute lists - Remove superfluous code and simplify overall - Constify some variables Bug Fixes: - Prevent kernel panic when renaming the net interface - Fix Kconfig related build errors - Ensure mutexes are unlocked prior to destroying them - Provide clean-up between state changes to avoid invalid state - Fix some broken kernel-doc headers" * tag 'leds-next-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds: (41 commits) leds: ncp5623: Add MS suffix to time defines leds: Add NCP5623 multi-led driver dt-bindings: leds: Add NCP5623 multi-LED Controller leds: mlxreg: Drop an excess struct mlxreg_led_data member leds: leds-mlxcpld: Fix struct mlxcpld_led_priv member name leds: lm3601x: Fix struct lm3601_led kernel-doc warnings leds: Fix ifdef check for gpio_led_register_device() dt-bindings: leds: qcom-lpg: Narrow nvmem for other variants dt-bindings: leds: qcom-lpg: Drop redundant qcom,pm8550-pwm in if:then: dt-bindings: leds: Add LED_FUNCTION_WAN_ONLINE for Internet access leds: sgm3140: Add missing timer cleanup and flash gpio control leds: expresswire: Don't depend on NEW_LEDS Revert "leds: Only descend into leds directory when CONFIG_NEW_LEDS is set" leds: aw2013: Unlock mutex before destroying it leds: qcom-lpg: Add QCOM_PBS dependency leds: rgb: leds-group-multicolor: Allow LEDs to stay on in suspend leds: trigger: netdev: Fix kernel panic on interface rename trig notify leds: qcom-lpg: Add PM660L configuration and compatible leds: spi-byte: Use devm_led_classdev_register_ext() leds: pca963x: Add support for suspend and resume ...
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml102
-rw-r--r--Documentation/devicetree/bindings/leds/onnn,ncp5623.yaml96
2 files changed, 197 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml
index ea84ad426df1..54a428d3d46f 100644
--- a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml
+++ b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml
@@ -11,7 +11,7 @@ maintainers:
description: >
The Qualcomm Light Pulse Generator consists of three different hardware blocks;
- a ramp generator with lookup table, the light pulse generator and a three
+ a ramp generator with lookup table (LUT), the light pulse generator and a three
channel current sink. These blocks are found in a wide range of Qualcomm PMICs.
properties:
@@ -63,6 +63,29 @@ properties:
- description: dtest line to attach
- description: flags for the attachment
+ nvmem:
+ description: >
+ This property is required for PMICs that supports PPG, which is when a
+ PMIC stores LPG per-channel data and pattern LUT in SDAM modules instead
+ of in a LUT peripheral. For PMICs, such as PM8350C, per-channel data
+ and pattern LUT is separated into 2 SDAM modules. In that case, phandles
+ to both SDAM modules need to be specified.
+ minItems: 1
+ maxItems: 2
+
+ nvmem-names:
+ minItems: 1
+ items:
+ - const: lpg_chan_sdam
+ - const: lut_sdam
+
+ qcom,pbs:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: >
+ Phandle of the Qualcomm Programmable Boot Sequencer node (PBS).
+ PBS node is used to trigger LPG pattern sequences for PMICs that support
+ single SDAM PPG.
+
multi-led:
type: object
$ref: leds-class-multicolor.yaml#
@@ -106,6 +129,52 @@ required:
additionalProperties: false
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm660l-lpg
+ - qcom,pm8150b-lpg
+ - qcom,pm8150l-lpg
+ - qcom,pm8916-pwm
+ - qcom,pm8941-lpg
+ - qcom,pm8994-lpg
+ - qcom,pmc8180c-lpg
+ - qcom,pmi8994-lpg
+ - qcom,pmi8998-lpg
+ - qcom,pmk8550-pwm
+ then:
+ properties:
+ nvmem: false
+ nvmem-names: false
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: qcom,pmi632-lpg
+ then:
+ properties:
+ nvmem:
+ maxItems: 1
+ nvmem-names:
+ maxItems: 1
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8350c-pwm
+ then:
+ properties:
+ nvmem:
+ minItems: 2
+ nvmem-names:
+ minItems: 2
+
examples:
- |
#include <dt-bindings/leds/common.h>
@@ -191,4 +260,35 @@ examples:
compatible = "qcom,pm8916-pwm";
#pwm-cells = <2>;
};
+ - |
+ #include <dt-bindings/leds/common.h>
+
+ led-controller {
+ compatible = "qcom,pmi632-lpg";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #pwm-cells = <2>;
+ nvmem-names = "lpg_chan_sdam";
+ nvmem = <&pmi632_sdam_7>;
+ qcom,pbs = <&pmi632_pbs_client3>;
+
+ led@1 {
+ reg = <1>;
+ color = <LED_COLOR_ID_RED>;
+ label = "red";
+ };
+
+ led@2 {
+ reg = <2>;
+ color = <LED_COLOR_ID_GREEN>;
+ label = "green";
+ };
+
+ led@3 {
+ reg = <3>;
+ color = <LED_COLOR_ID_BLUE>;
+ label = "blue";
+ };
+ };
+
...
diff --git a/Documentation/devicetree/bindings/leds/onnn,ncp5623.yaml b/Documentation/devicetree/bindings/leds/onnn,ncp5623.yaml
new file mode 100644
index 000000000000..9c9f3a682ba2
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/onnn,ncp5623.yaml
@@ -0,0 +1,96 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/onnn,ncp5623.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ON Semiconductor NCP5623 multi-LED Driver
+
+maintainers:
+ - Abdel Alkuor <alkuor@gmail.com>
+
+description:
+ NCP5623 Triple Output I2C Controlled LED Driver.
+ https://www.onsemi.com/pdf/datasheet/ncp5623-d.pdf
+
+properties:
+ compatible:
+ enum:
+ - onnn,ncp5623
+
+ reg:
+ const: 0x38
+
+ multi-led:
+ type: object
+ $ref: leds-class-multicolor.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ patternProperties:
+ "^led@[0-2]$":
+ type: object
+ $ref: common.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ reg:
+ minimum: 0
+ maximum: 2
+
+ required:
+ - reg
+ - color
+
+ required:
+ - "#address-cells"
+ - "#size-cells"
+
+required:
+ - compatible
+ - reg
+ - multi-led
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/leds/common.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led-controller@38 {
+ compatible = "onnn,ncp5623";
+ reg = <0x38>;
+
+ multi-led {
+ color = <LED_COLOR_ID_RGB>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led@0 {
+ reg = <0>;
+ color = <LED_COLOR_ID_RED>;
+ };
+
+ led@1 {
+ reg = <1>;
+ color = <LED_COLOR_ID_GREEN>;
+ };
+
+ led@2 {
+ reg = <2>;
+ color = <LED_COLOR_ID_BLUE>;
+ };
+ };
+ };
+ };