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Merge tag 'leds-next-6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds
Pull LED updates from Lee Jones: - Allow struct bin_attribute instances to be placed in read-only memory for enhanced protection - Fix a memory leak in the cht-wcove driver by using devm_led_classdev_register() - Fix an OF node reference leak in the netxbig driver - Ensure PWM is disabled properly in pwm-multicolor suspend - Add support for Texas Instruments LP8864, LP8864S, LP8866 LED-backlight drivers - Add support for STMicroelectronics's LED1202 12-channel LED driver - Convert LP8860 bindings to YAML format - Add bindings for the TI LP8864/LP8866 LED drivers - Add LED1202 LED controller bindings - Fix path to color definitions in leds-class-multicolor.yaml - Add pm660l compatible to qcom,spmi-flash-led bindings - Extend cznic,turris-omnia-leds binding with interrupts property - Add documentation for the STMicroelectronics LED1202 driver - Add entry for AAEON UP board FPGA drivers in MAINTAINERS - Fix a wrong format specifier in the ledtrig-activity driver - Fix a bug in the lp8860 driver where only half of the EEPROM was written * tag 'leds-next-6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds: (28 commits) leds: triggers: Constify 'struct bin_attribute' leds: cht-wcove: Use devm_led_classdev_register() to avoid memory leak leds: lp8864: Add support for Texas Instruments LP8864, LP8864S, LP8866 LED-backlights dt-bindings: leds: Convert LP8860 into YAML format leds: Add LED1202 I2C driver dt-bindings: leds: Add LED1202 LED Controller Documentation:leds: Add leds-st1202.rst leds: pwm-multicolor: Disable PWM when going to suspend leds: netxbig: Fix an OF node reference leak in netxbig_leds_get_of_pdata() turris-omnia-mcu-interface.h: Move macro definitions outside of enums MAINTAINERS: Add entry for AAEON UP board FPGA drivers leds: Add AAEON UP board LED driver leds: trigger: netdev: Check offload ability on interface up leds: turris-omnia: Use uppercase first letter in all comments leds: turris-omnia: Use dev_err_probe() where appropriate leds: turris-omnia: Inform about missing LED gamma correction feature in the MCU driver platform: cznic: turris-omnia-mcu: Inform about missing LED panel brightness change interrupt feature leds: turris-omnia: Notify sysfs on MCU global LEDs brightness change leds: turris-omnia: Document driver private structures dt-bindings: leds: cznic,turris-omnia-leds: Allow interrupts property ...
2 parents 909fd2b + daefd7f commit 11a7b03

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+903
-365
lines changed

‎Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml‎

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@@ -23,6 +23,12 @@ properties:
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description: I2C slave address of the microcontroller.
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maxItems: 1
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interrupts:
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description:
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Specifier for the global LED brightness changed by front button press
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interrupt.
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maxItems: 1
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"#address-cells":
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const: 1
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@@ -56,6 +62,7 @@ additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/leds/common.h>
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i2c {
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led-controller@2b {
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compatible = "cznic,turris-omnia-leds";
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reg = <0x2b>;
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interrupts-extended = <&mcu 11 IRQ_TYPE_NONE>;
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#address-cells = <1>;
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#size-cells = <0>;
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‎Documentation/devicetree/bindings/leds/leds-class-multicolor.yaml‎

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@@ -27,7 +27,7 @@ properties:
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description: |
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For multicolor LED support this property should be defined as either
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LED_COLOR_ID_RGB or LED_COLOR_ID_MULTI which can be found in
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include/linux/leds/common.h.
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include/dt-bindings/leds/common.h.
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enum: [ 8, 9 ]
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required:

‎Documentation/devicetree/bindings/leds/leds-lp8860.txt‎

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This file was deleted.

‎Documentation/devicetree/bindings/leds/qcom,spmi-flash-led.yaml‎

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@@ -23,6 +23,7 @@ properties:
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items:
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- enum:
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- qcom,pm6150l-flash-led
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- qcom,pm660l-flash-led
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- qcom,pm8150c-flash-led
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- qcom,pm8150l-flash-led
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- qcom,pm8350c-flash-led

‎Documentation/devicetree/bindings/leds/ti,lp8860.yaml‎

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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/leds/ti,lp8860.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Texas Instruments - lp8860 4-Channel LED Driver
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maintainers:
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- Andrew Davis <afd@ti.com>
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description: |
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The LP8860-Q1 is an high-efficiency LED driver with boost controller.
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It has 4 high-precision current sinks that can be controlled by a PWM input
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signal, a SPI/I2C master, or both.
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For more product information please see the link below:
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https://www.ti.com/product/lp8860-q1
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properties:
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compatible:
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const: ti,lp8860
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reg:
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maxItems: 1
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description: I2C slave address
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"#address-cells":
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const: 1
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"#size-cells":
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const: 0
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enable-gpios:
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maxItems: 1
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description: GPIO pin to enable (active high) / disable the device
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vled-supply:
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description: LED supply
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patternProperties:
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"^led(@[0-3])?$":
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type: object
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$ref: common.yaml#
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unevaluatedProperties: false
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properties:
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reg:
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description:
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Index of the LED.
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maxItems: 1
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function: true
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color: true
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label: true
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linux,default-trigger: true
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required:
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- compatible
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- reg
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/leds/common.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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led-controller@2d {
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compatible = "ti,lp8860";
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x2d>;
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enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
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vled-supply = <&vbatt>;
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led@0 {
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reg = <0>;
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function = LED_FUNCTION_BACKLIGHT;
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color = <LED_COLOR_ID_WHITE>;
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linux,default-trigger = "backlight";
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};
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};
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};
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...

‎MAINTAINERS‎

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F: Documentation/scsi/aacraid.rst
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F: drivers/scsi/aacraid/
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AAEON UPBOARD FPGA MFD DRIVER
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M: Thomas Richard <thomas.richard@bootlin.com>
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S: Maintained
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F: drivers/leds/leds-upboard.c
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F: drivers/mfd/upboard-fpga.c
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F: drivers/pinctrl/pinctrl-upboard.c
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F: include/linux/mfd/upboard-fpga.h
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AB8500 BATTERY AND CHARGER DRIVERS
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M: Linus Walleij <linus.walleij@linaro.org>
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F: Documentation/devicetree/bindings/power/supply/*ab8500*
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F: Documentation/devicetree/bindings/iio/dac/ti,dac7612.yaml
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F: drivers/iio/dac/ti-dac7612.c
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TEXAS INSTRUMENTS' LB8864 LED BACKLIGHT DRIVER
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M: Alexander Sverdlin <alexander.sverdlin@siemens.com>
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L: linux-leds@vger.kernel.org
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S: Maintained
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F: Documentation/devicetree/bindings/leds/backlight/ti,lp8864.yaml
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F: drivers/leds/leds-lp8864.c
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TEXAS INSTRUMENTS' SYSTEM CONTROL INTERFACE (TISCI) PROTOCOL DRIVER
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M: Nishanth Menon <nm@ti.com>
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M: Tero Kristo <kristo@kernel.org>

‎drivers/leds/Kconfig‎

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@@ -217,6 +217,8 @@ config LEDS_TURRIS_OMNIA
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depends on I2C
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depends on MACH_ARMADA_38X || COMPILE_TEST
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depends on OF
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depends on TURRIS_OMNIA_MCU
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depends on TURRIS_OMNIA_MCU_GPIO
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select LEDS_TRIGGERS
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help
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This option enables basic support for the LEDs found on the front
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on the LP8860 4 channel LED driver using the I2C communication
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bus.
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config LEDS_LP8864
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tristate "LED support for the TI LP8864/LP8866 4/6 channel LED drivers"
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depends on LEDS_CLASS && I2C && OF
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select REGMAP_I2C
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help
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If you say yes here you get support for the TI LP8864-Q1,
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LP8864S-Q1, LP8866-Q1, LP8866S-Q1 4/6 channel LED backlight
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drivers with I2C interface.
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To compile this driver as a module, choose M here: the
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module will be called leds-lp8864.
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config LEDS_CLEVO_MAIL
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tristate "Mail LED on Clevo notebook"
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depends on LEDS_CLASS && BROKEN
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This driver can also be built as a module. If so the module will be
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called leds-sc27xx-bltc.
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config LEDS_UPBOARD
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tristate "LED support for the UP board"
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depends on LEDS_CLASS && MFD_UPBOARD_FPGA
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help
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This option enables support for the UP board LEDs.
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This driver can also be built as a module. If so the module will be
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called leds-upboard.
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comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
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config LEDS_BLINKM

‎drivers/leds/Makefile‎

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@@ -57,6 +57,7 @@ obj-$(CONFIG_LEDS_LP55XX_COMMON) += leds-lp55xx-common.o
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obj-$(CONFIG_LEDS_LP8501) += leds-lp8501.o
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obj-$(CONFIG_LEDS_LP8788) += leds-lp8788.o
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obj-$(CONFIG_LEDS_LP8860) += leds-lp8860.o
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obj-$(CONFIG_LEDS_LP8864) += leds-lp8864.o
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obj-$(CONFIG_LEDS_LT3593) += leds-lt3593.o
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obj-$(CONFIG_LEDS_MAX5970) += leds-max5970.o
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obj-$(CONFIG_LEDS_MAX77650) += leds-max77650.o
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obj-$(CONFIG_LEDS_QNAP_MCU) += leds-qnap-mcu.o
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obj-$(CONFIG_LEDS_REGULATOR) += leds-regulator.o
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obj-$(CONFIG_LEDS_SC27XX_BLTC) += leds-sc27xx-bltc.o
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obj-$(CONFIG_LEDS_ST1202) += leds-st1202.o
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obj-$(CONFIG_LEDS_SUN50I_A100) += leds-sun50i-a100.o
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obj-$(CONFIG_LEDS_SUNFIRE) += leds-sunfire.o
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obj-$(CONFIG_LEDS_SYSCON) += leds-syscon.o
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obj-$(CONFIG_LEDS_TLC591XX) += leds-tlc591xx.o
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obj-$(CONFIG_LEDS_TPS6105X) += leds-tps6105x.o
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obj-$(CONFIG_LEDS_TURRIS_OMNIA) += leds-turris-omnia.o
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obj-$(CONFIG_LEDS_UPBOARD) += leds-upboard.o
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obj-$(CONFIG_LEDS_WM831X_STATUS) += leds-wm831x-status.o
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obj-$(CONFIG_LEDS_WM8350) += leds-wm8350.o
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obj-$(CONFIG_LEDS_WRAP) += leds-wrap.o

‎drivers/leds/led-class.c‎

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static DEVICE_ATTR_RO(max_brightness);
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#ifdef CONFIG_LEDS_TRIGGERS
88-
static BIN_ATTR(trigger, 0644, led_trigger_read, led_trigger_write, 0);
89-
static struct bin_attribute *led_trigger_bin_attrs[] = {
88+
static const BIN_ATTR(trigger, 0644, led_trigger_read, led_trigger_write, 0);
89+
static const struct bin_attribute *const led_trigger_bin_attrs[] = {
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&bin_attr_trigger,
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NULL,
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};
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static const struct attribute_group led_trigger_group = {
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.bin_attrs = led_trigger_bin_attrs,
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.bin_attrs_new = led_trigger_bin_attrs,
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};
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#endif
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‎drivers/leds/led-triggers.c‎

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@@ -34,7 +34,7 @@ trigger_relevant(struct led_classdev *led_cdev, struct led_trigger *trig)
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}
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ssize_t led_trigger_write(struct file *filp, struct kobject *kobj,
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struct bin_attribute *bin_attr, char *buf,
37+
const struct bin_attribute *bin_attr, char *buf,
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loff_t pos, size_t count)
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{
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struct device *dev = kobj_to_dev(kobj);
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123123
* copy it.
124124
*/
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ssize_t led_trigger_read(struct file *filp, struct kobject *kobj,
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struct bin_attribute *attr, char *buf,
126+
const struct bin_attribute *attr, char *buf,
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loff_t pos, size_t count)
128128
{
129129
struct device *dev = kobj_to_dev(kobj);

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