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authorLinus Torvalds <torvalds@linux-foundation.org>2024-05-22 20:49:54 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2024-05-22 20:49:54 +0300
commitf3033eb79136dd27b17e7a192fac0155ceab5eb8 (patch)
tree444aecf3588c6b9d007e8dbb4a3c6baacec62322 /Documentation/devicetree
parent7eae27cd12a2d305ffad41a8e10cff3bb8c0dcb0 (diff)
parentf2994f5341e03b8680a88abc5f1dee950033c3a9 (diff)
downloadlinux-f3033eb79136dd27b17e7a192fac0155ceab5eb8.tar.xz
Merge tag 'leds-next-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds
Pull LED updates from Lee Jones: "Core Frameworks: - Ensure seldom updated triggers have a brightness value before first update New Device Support: - Add support for Simatic IPC Device BX_59A to IPC LEDs Core - Add support for Qualcomm PMI8950 PWM to LPG Core New Functionality: - Add a bunch of new LED function identifiers - Add support for High Resolution Timers in LED Trigger Patten Fix-ups: - Shift out Audio Trigger to the Sound subsystem - Convert suitable calls to devm_* managed resources - Device Tree binding adaptions/conversions/creation - Remove superfluous code/variables/attributes and simplify overall - Use/convert to new/better APIs/helpers/MACROs instead of hand-rolling implementations Bug Fixes: - Repair enabling Torch Mode from V4L2 on the second LED - Ensure PWM is disabled when suspending" * tag 'leds-next-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds: (28 commits) leds: mt6370: Remove unused field 'reg_cfgs' from 'struct mt6370_priv' leds: lp50xx: Remove unused field 'num_of_banked_leds' from 'struct lp50xx' leds: lp50xx: Remove unused field 'bank_modules' from 'struct lp50xx_led' leds: aat1290: Remove unused field 'torch_brightness' from 'struct aat1290_led' leds: sun50i-a100: Use match_string() helper to simplify the code leds: pwm: Disable PWM when going to suspend leds: trigger: pattern: Add support for hrtimer leds: mt6360: Fix the second LED can not enable torch mode by V4L2 dt-bindings: leds: leds-qcom-lpg: Add support for PMI8950 PWM leds: qcom-lpg: Add support for PMI8950 PWM leds: apu: Remove duplicate DMI lookup data leds: trigger: netdev: Remove not needed call to led_set_brightness in deactivate dt-bindings: leds: Add LED_FUNCTION_SPEED_* for link speed on LAN/WAN dt-bindings: leds: Add LED_FUNCTION_MOBILE for mobile network leds: simatic-ipc-leds-gpio: Add support for module BX-59A dt-bindings: leds: qcom-lpg: Document PM6150L compatible dt-bindings: leds: pca963x: Convert text bindings to YAML leds: an30259a: Use devm_mutex_init() for mutex initialization leds: mlxreg: Use devm_mutex_init() for mutex initialization leds: nic78bx: Use devm API to cleanup module's resources ...
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml8
-rw-r--r--Documentation/devicetree/bindings/leds/nxp,pca963x.yaml140
-rw-r--r--Documentation/devicetree/bindings/leds/pca963x.txt52
3 files changed, 146 insertions, 54 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml
index 54a428d3d46f..8b82c45d1a48 100644
--- a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml
+++ b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml
@@ -27,11 +27,16 @@ properties:
- qcom,pm8994-lpg
- qcom,pmc8180c-lpg
- qcom,pmi632-lpg
+ - qcom,pmi8950-pwm
- qcom,pmi8994-lpg
- qcom,pmi8998-lpg
- qcom,pmk8550-pwm
- items:
- enum:
+ - qcom,pm6150l-lpg
+ - const: qcom,pm8150l-lpg
+ - items:
+ - enum:
- qcom,pm8550-pwm
- const: qcom,pm8350c-pwm
@@ -142,6 +147,7 @@ allOf:
- qcom,pm8941-lpg
- qcom,pm8994-lpg
- qcom,pmc8180c-lpg
+ - qcom,pmi8950-pwm
- qcom,pmi8994-lpg
- qcom,pmi8998-lpg
- qcom,pmk8550-pwm
@@ -290,5 +296,3 @@ examples:
label = "blue";
};
};
-
-...
diff --git a/Documentation/devicetree/bindings/leds/nxp,pca963x.yaml b/Documentation/devicetree/bindings/leds/nxp,pca963x.yaml
new file mode 100644
index 000000000000..938d0e48fe51
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/nxp,pca963x.yaml
@@ -0,0 +1,140 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/nxp,pca963x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP PCA963x LED controllers
+
+maintainers:
+ - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+
+description: |
+ The NXP PCA963x are I2C-controlled LED drivers optimized for
+ Red/Green/Blue/Amber (RGBA) color mixing applications. Each LED is
+ individually controllable and has its own PWM controller.
+
+ Datasheets are available at
+
+ - https://www.nxp.com/docs/en/data-sheet/PCA9632.pdf
+ - https://www.nxp.com/docs/en/data-sheet/PCA9633.pdf
+ - https://www.nxp.com/docs/en/data-sheet/PCA9634.pdf
+ - https://www.nxp.com/docs/en/data-sheet/PCA9635.pdf
+
+properties:
+ compatible:
+ enum:
+ - nxp,pca9632
+ - nxp,pca9633
+ - nxp,pca9634
+ - nxp,pca9635
+
+ reg:
+ maxItems: 1
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ nxp,hw-blink:
+ type: boolean
+ description:
+ Use hardware blinking instead of software blinking
+
+ nxp,inverted-out:
+ type: boolean
+ description:
+ Invert the polarity of the generated PWM.
+
+ nxp,period-scale:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ In some configurations, the chip blinks faster than expected. This
+ parameter provides a scaling ratio (fixed point, decimal divided by 1000)
+ to compensate, e.g. 1300=1.3x and 750=0.75x.
+
+ nxp,totem-pole:
+ type: boolean
+ description:
+ Use totem pole (push-pull) instead of open-drain (pca9632 defaults to
+ open-drain, newer chips to totem pole).
+
+patternProperties:
+ "^led@[0-9a-f]+$":
+ type: object
+ $ref: common.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ reg:
+ minimum: 0
+
+ required:
+ - reg
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - nxp,pca9632
+ - nxp,pca9633
+ then:
+ patternProperties:
+ "^led@[0-9a-f]+$":
+ properties:
+ reg:
+ maximum: 3
+ else:
+ patternProperties:
+ "^led@[0-9a-f]+$":
+ properties:
+ reg:
+ maximum: 7
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/leds/common.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led-controller@62 {
+ compatible = "nxp,pca9632";
+ reg = <0x62>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led@0 {
+ reg = <0>;
+ color = <LED_COLOR_ID_RED>;
+ function = LED_FUNCTION_STATUS;
+ };
+
+ led@1 {
+ reg = <1>;
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_STATUS;
+ };
+
+ led@2 {
+ reg = <2>;
+ color = <LED_COLOR_ID_BLUE>;
+ function = LED_FUNCTION_STATUS;
+ };
+
+ led@3 {
+ reg = <3>;
+ color = <LED_COLOR_ID_WHITE>;
+ function = LED_FUNCTION_STATUS;
+ };
+ };
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/leds/pca963x.txt b/Documentation/devicetree/bindings/leds/pca963x.txt
deleted file mode 100644
index 4eee41482041..000000000000
--- a/Documentation/devicetree/bindings/leds/pca963x.txt
+++ /dev/null
@@ -1,52 +0,0 @@
-LEDs connected to pca9632, pca9633 or pca9634
-
-Required properties:
-- compatible : should be : "nxp,pca9632", "nxp,pca9633", "nxp,pca9634" or "nxp,pca9635"
-
-Optional properties:
-- nxp,totem-pole : use totem pole (push-pull) instead of open-drain (pca9632 defaults
- to open-drain, newer chips to totem pole)
-- nxp,hw-blink : use hardware blinking instead of software blinking
-- nxp,period-scale : In some configurations, the chip blinks faster than expected.
- This parameter provides a scaling ratio (fixed point, decimal divided
- by 1000) to compensate, e.g. 1300=1.3x and 750=0.75x.
-- nxp,inverted-out: invert the polarity of the generated PWM
-
-Each led is represented as a sub-node of the nxp,pca963x device.
-
-LED sub-node properties:
-- label : (optional) see Documentation/devicetree/bindings/leds/common.txt
-- reg : number of LED line (could be from 0 to 3 in pca9632 or pca9633,
- 0 to 7 in pca9634, or 0 to 15 in pca9635)
-- linux,default-trigger : (optional)
- see Documentation/devicetree/bindings/leds/common.txt
-
-Examples:
-
-pca9632: pca9632 {
- compatible = "nxp,pca9632";
- #address-cells = <1>;
- #size-cells = <0>;
- reg = <0x62>;
-
- red@0 {
- label = "red";
- reg = <0>;
- linux,default-trigger = "none";
- };
- green@1 {
- label = "green";
- reg = <1>;
- linux,default-trigger = "none";
- };
- blue@2 {
- label = "blue";
- reg = <2>;
- linux,default-trigger = "none";
- };
- unused@3 {
- label = "unused";
- reg = <3>;
- linux,default-trigger = "none";
- };
-};