diff --git a/Documentation/devicetree/bindings/leds/adi,ltc3220.yaml b/Documentation/devicetree/bindings/leds/adi,ltc3220.yaml
new file mode 100644
index 000000000000..48215ad82d9a
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/adi,ltc3220.yaml
@@ -0,0 +1,133 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/adi,ltc3220.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices LTC3220 LED Driver
+
+maintainers:
+  - Edelweise Escala <edelweise.escala@analog.com>
+
+description: >
+  The LTC3220 is a multi-display LED driver, which contains a high-efficiency,
+  low-noise charge pump to provide power to up to 18 LED current sources.
+  The LEDs are individually configurable to 64-step linear brightness control,
+  blinking and gradation control via 2-wire I2C interface.
+
+  For more product information please see the link below
+    https://www.analog.com/en/products/ltc3220.html
+
+properties:
+  compatible:
+    const: adi,ltc3220
+
+  reg:
+    maxItems: 1
+
+  '#address-cells':
+    const: 1
+
+  '#size-cells':
+    const: 0
+
+  reset-gpios:
+    maxItems: 1
+
+patternProperties:
+  '^led@([1-9a-f]|1[0-2])$':
+    type: object
+    $ref: /schemas/leds/common.yaml#
+    unevaluatedProperties: false
+    properties:
+      reg:
+        description:
+          Output channel for the LED (1-18 maps to LED outputs D1-D18).
+          Unit-address must be in hexadecimal (1-12 hex = 1-18 decimal).
+          For aggregated LED control, define only one LED node with reg = <0x1>
+          and use led-sources to list all controlled outputs. Only reg 1 should
+          be present when using led-sources.
+        items:
+          - minimum: 1
+            maximum: 18
+
+    required:
+      - reg
+
+    if:
+      required:
+        - led-sources
+    then:
+      properties:
+        reg:
+          items:
+            - const: 1
+
+required:
+  - compatible
+  - reg
+  - '#address-cells'
+  - '#size-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    // Independent LEDs
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/leds/common.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        led-controller@1c {
+            compatible = "adi,ltc3220";
+            reg = <0x1c>;
+            #address-cells = <1>;
+            #size-cells = <0>;
+            reset-gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+
+            led@1 {
+                reg = <0x1>;
+                function = LED_FUNCTION_INDICATOR;
+                function-enumerator = <1>;
+            };
+
+            led@2 {
+                reg = <0x2>;
+                function = LED_FUNCTION_INDICATOR;
+                function-enumerator = <2>;
+            };
+
+            led@3 {
+                reg = <0x3>;
+                function = LED_FUNCTION_INDICATOR;
+                function-enumerator = <3>;
+            };
+        };
+    };
+
+  - |
+    // Aggregated LED
+    #include <dt-bindings/leds/common.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        led-controller@1c {
+            compatible = "adi,ltc3220";
+            reg = <0x1c>;
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            led@1 {
+                reg = <0x1>;
+                led-sources = <0x1 0x2 0x3 0x4 0x5 0x6 0x7 0x8 0x9 0xa 0xb 0xc 0xd 0xe 0xf 0x10 0x11 0x12>;
+                function = LED_FUNCTION_BACKLIGHT;
+            };
+        };
+    };
+
+...
diff --git a/Documentation/devicetree/bindings/leds/brcm,bcm6358-leds.yaml b/Documentation/devicetree/bindings/leds/brcm,bcm6358-leds.yaml
new file mode 100644
index 000000000000..95fa311fddb5
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/brcm,bcm6358-leds.yaml
@@ -0,0 +1,96 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/brcm,bcm6358-leds.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: LEDs connected to Broadcom BCM6358 controller
+
+description: |
+  This controller is present on BCM6358 and BCM6368.
+  In these SoCs there are Serial LEDs (LEDs connected to a 74x164 controller),
+  which can either be controlled by software (exporting the 74x164 as spi-gpio.
+  See Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml), or
+  by hardware using this driver.
+
+maintainers:
+  - Álvaro Fernández Rojas <noltari@gmail.com>
+
+properties:
+  compatible:
+    const: brcm,bcm6358-leds
+
+  reg:
+    maxItems: 1
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  brcm,clk-div:
+    description: SCK signal divider.
+    default: 1
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [1, 2, 4, 8]
+
+  brcm,clk-dat-low:
+    description: Makes clock and data signals active low.
+    type: boolean
+
+patternProperties:
+  "^led@1?[0-9a-f]$":
+    type: object
+    $ref: common.yaml#
+    unevaluatedProperties: false
+    description: Each LED is represented as a sub-node of
+      this device.
+
+    properties:
+      reg:
+        description: LED pin number (0 to 31).
+        maxItems: 1
+
+    required:
+      - reg
+
+required:
+  - compatible
+  - reg
+  - "#address-cells"
+  - "#size-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/leds/common.h>
+    led-controller@fffe00d0 {
+        compatible = "brcm,bcm6358-leds";
+        #address-cells = <1>;
+        #size-cells = <0>;
+        reg = <0xfffe00d0 0x8>;
+
+        led@0 {
+            reg = <0>;
+            active-low;
+            label = "white:alarm";
+        };
+        led@2 {
+            reg = <2>;
+            active-low;
+            label = "white:tv";
+        };
+        led@3 {
+            reg = <3>;
+            active-low;
+            label = "white:tel";
+        };
+        led@4 {
+            reg = <4>;
+            active-low;
+            label = "white:adsl";
+        };
+    };
+...
diff --git a/Documentation/devicetree/bindings/leds/common.yaml b/Documentation/devicetree/bindings/leds/common.yaml
index f4e44b33f56d..a0ef2f2f0724 100644
--- a/Documentation/devicetree/bindings/leds/common.yaml
+++ b/Documentation/devicetree/bindings/leds/common.yaml
@@ -73,6 +73,16 @@ properties:
       - keep
     default: off
 
+  default-intensity:
+    description:
+      The initial intensity of the LED color component. As the intensity of
+      each sub-LED is multiplied with the overall brightness, without this
+      property on a sub-LED, it may effectively be initialized at minimum
+      brightness regardless of its linux,default-trigger and default-brightness
+      properties.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    default: 0
+
   linux,default-trigger:
     description:
       This parameter, if present, is a string defining the trigger assigned to
@@ -106,6 +116,8 @@ properties:
           - bluetooth-power
             # LED indicates camera flash state
           - flash
+            # LED indicates level of GPIO input referenced by trigger-sources
+          - gpio
             # LED indicated keyboard capslock
           - kbd-capslock
             # LED indicates MTD memory activity
diff --git a/Documentation/devicetree/bindings/leds/leds-bcm6358.txt b/Documentation/devicetree/bindings/leds/leds-bcm6358.txt
deleted file mode 100644
index 211ffc3c4a20..000000000000
--- a/Documentation/devicetree/bindings/leds/leds-bcm6358.txt
+++ /dev/null
@@ -1,143 +0,0 @@
-LEDs connected to Broadcom BCM6358 controller
-
-This controller is present on BCM6358 and BCM6368.
-In these SoCs there are Serial LEDs (LEDs connected to a 74x164 controller),
-which can either be controlled by software (exporting the 74x164 as spi-gpio.
-See Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml), or
-by hardware using this driver.
-
-Required properties:
-  - compatible : should be "brcm,bcm6358-leds".
-  - #address-cells : must be 1.
-  - #size-cells : must be 0.
-  - reg : BCM6358 LED controller address and size.
-
-Optional properties:
-  - brcm,clk-div : SCK signal divider. Possible values are 1, 2, 4 and 8.
-    Default : 1
-  - brcm,clk-dat-low : Boolean, makes clock and data signals active low.
-    Default : false
-
-Each LED is represented as a sub-node of the brcm,bcm6358-leds device.
-
-LED sub-node required properties:
-  - reg : LED pin number (only LEDs 0 to 31 are valid).
-
-LED sub-node optional properties:
-  - label : see Documentation/devicetree/bindings/leds/common.txt
-  - default-state : see
-    Documentation/devicetree/bindings/leds/common.txt
-  - linux,default-trigger : see
-    Documentation/devicetree/bindings/leds/common.txt
-
-Examples:
-Scenario 1 : BCM6358
-	leds0: led-controller@fffe00d0 {
-		compatible = "brcm,bcm6358-leds";
-		#address-cells = <1>;
-		#size-cells = <0>;
-		reg = <0xfffe00d0 0x8>;
-
-		alarm_white {
-			reg = <0>;
-			active-low;
-			label = "white:alarm";
-		};
-		tv_white {
-			reg = <2>;
-			active-low;
-			label = "white:tv";
-		};
-		tel_white {
-			reg = <3>;
-			active-low;
-			label = "white:tel";
-		};
-		adsl_white {
-			reg = <4>;
-			active-low;
-			label = "white:adsl";
-		};
-	};
-
-Scenario 2 : BCM6368
-	leds0: led-controller@100000d0 {
-		compatible = "brcm,bcm6358-leds";
-		#address-cells = <1>;
-		#size-cells = <0>;
-		reg = <0x100000d0 0x8>;
-		brcm,pol-low;
-		brcm,clk-div = <4>;
-
-		power_red {
-			reg = <0>;
-			active-low;
-			label = "red:power";
-		};
-		power_green {
-			reg = <1>;
-			active-low;
-			label = "green:power";
-			default-state = "on";
-		};
-		power_blue {
-			reg = <2>;
-			label = "blue:power";
-		};
-		broadband_red {
-			reg = <3>;
-			active-low;
-			label = "red:broadband";
-		};
-		broadband_green {
-			reg = <4>;
-			label = "green:broadband";
-		};
-		broadband_blue {
-			reg = <5>;
-			active-low;
-			label = "blue:broadband";
-		};
-		wireless_red {
-			reg = <6>;
-			active-low;
-			label = "red:wireless";
-		};
-		wireless_green {
-			reg = <7>;
-			active-low;
-			label = "green:wireless";
-		};
-		wireless_blue {
-			reg = <8>;
-			label = "blue:wireless";
-		};
-		phone_red {
-			reg = <9>;
-			active-low;
-			label = "red:phone";
-		};
-		phone_green {
-			reg = <10>;
-			active-low;
-			label = "green:phone";
-		};
-		phone_blue {
-			reg = <11>;
-			label = "blue:phone";
-		};
-		upgrading_red {
-			reg = <12>;
-			active-low;
-			label = "red:upgrading";
-		};
-		upgrading_green {
-			reg = <13>;
-			active-low;
-			label = "green:upgrading";
-		};
-		upgrading_blue {
-			reg = <14>;
-			label = "blue:upgrading";
-		};
-	};
diff --git a/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml b/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
index a31a202afe5c..7bf687c89411 100644
--- a/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
+++ b/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
@@ -45,6 +45,8 @@ properties:
 
           color: true
 
+          default-intensity: true
+
         required:
           - pwms
           - color
@@ -63,12 +65,14 @@ examples:
 
         multi-led {
             color = <LED_COLOR_ID_RGB>;
+            linux,default-trigger = "default-on";
             function = LED_FUNCTION_INDICATOR;
             max-brightness = <65535>;
 
             led-red {
                 pwms = <&pwm1 0 1000000>;
                 color = <LED_COLOR_ID_RED>;
+                default-intensity = <65535>;
             };
 
             led-green {
diff --git a/Documentation/leds/leds-st1202.rst b/Documentation/leds/leds-st1202.rst
index 1a09fbfcedcf..ed32eb3a27d4 100644
--- a/Documentation/leds/leds-st1202.rst
+++ b/Documentation/leds/leds-st1202.rst
@@ -16,8 +16,9 @@ in terms of PWM duty-cycle and duration (ms).
 To be compatible with the hardware pattern format, maximum 8 tuples of
 brightness (PWM) and duration must be written to hw_pattern.
 
+- Brightness range: 0-255
 - Min pattern duration: 22 ms
-- Max pattern duration: 5660 ms
+- Max pattern duration: 5610 ms
 
 The format of the hardware pattern values should be:
 "brightness duration brightness duration ..."
@@ -26,9 +27,7 @@ The format of the hardware pattern values should be:
 ----------------------------
 
 Specify a pattern repeat number, which is common for all channels.
-Default is 1; negative numbers and 0 are invalid.
+Default is 1. Writing 0 is invalid. Writing -1 or 255 repeats the
+pattern indefinitely.
 
 This file will always return the originally written repeat number.
-
-When the 255 value is written to it, all patterns will repeat
-indefinitely.
diff --git a/MAINTAINERS b/MAINTAINERS
index 6352047d6d04..d6dce1c7e341 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -15451,6 +15451,14 @@ W:	https://ez.analog.com/linux-software-drivers
 F:	Documentation/devicetree/bindings/iio/temperature/adi,ltc2983.yaml
 F:	drivers/iio/temperature/ltc2983.c
 
+LTC3220 LED DRIVER
+M:	Edelweise Escala <edelweise.escala@analog.com>
+L:	linux-leds@vger.kernel.org
+S:	Maintained
+W:	https://ez.analog.com/linux-software-drivers
+F:	Documentation/devicetree/bindings/leds/adi,ltc3220.yaml
+F:	drivers/leds/leds-ltc3220.c
+
 LTC4282 HARDWARE MONITOR DRIVER
 M:	Nuno Sa <nuno.sa@analog.com>
 L:	linux-hwmon@vger.kernel.org
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index f4a0a3c8c870..31b1e3ff094c 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -1000,6 +1000,19 @@ config LEDS_ST1202
 	  Say Y to enable support for LEDs connected to LED1202
 	  LED driver chips accessed via the I2C bus.
 
+config LEDS_LTC3220
+	tristate "LED Driver for Analog Devices Inc. LTC3220"
+	depends on I2C && LEDS_CLASS
+	select REGMAP_I2C
+	help
+	  Say Y to enable support for the Analog Devices LTC3220
+	  18-channel LED controller with I2C interface.
+	  The driver supports individual LED brightness control (64 steps),
+	  hardware-assisted blinking and gradation effects.
+
+	  To compile this driver as a module, choose M here: the module will
+	  be called leds-ltc3220.
+
 config LEDS_TPS6105X
 	tristate "LED support for TI TPS6105X"
 	depends on LEDS_CLASS
diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile
index 7db3768912ca..a68244bd50fb 100644
--- a/drivers/leds/Makefile
+++ b/drivers/leds/Makefile
@@ -61,6 +61,7 @@ obj-$(CONFIG_LEDS_LP8788)		+= leds-lp8788.o
 obj-$(CONFIG_LEDS_LP8860)		+= leds-lp8860.o
 obj-$(CONFIG_LEDS_LP8864)		+= leds-lp8864.o
 obj-$(CONFIG_LEDS_LT3593)		+= leds-lt3593.o
+obj-$(CONFIG_LEDS_LTC3220)		+= leds-ltc3220.o
 obj-$(CONFIG_LEDS_MAX5970)		+= leds-max5970.o
 obj-$(CONFIG_LEDS_MAX77650)		+= leds-max77650.o
 obj-$(CONFIG_LEDS_MAX77705)		+= leds-max77705.o
diff --git a/drivers/leds/blink/leds-bcm63138.c b/drivers/leds/blink/leds-bcm63138.c
index 45c0662df933..12b70ee31b9a 100644
--- a/drivers/leds/blink/leds-bcm63138.c
+++ b/drivers/leds/blink/leds-bcm63138.c
@@ -236,8 +236,8 @@ static void bcm63138_leds_create_led(struct bcm63138_leds *leds,
 
 	pinctrl = devm_pinctrl_get_select_default(led->cdev.dev);
 	if (IS_ERR(pinctrl) && PTR_ERR(pinctrl) != -ENODEV) {
-		dev_warn(led->cdev.dev, "Failed to select %pOF pinctrl: %ld\n",
-			 np, PTR_ERR(pinctrl));
+		dev_warn(led->cdev.dev, "Failed to select %pOF pinctrl: %pe\n",
+			 np, pinctrl);
 	}
 
 	bit = BIT(led->pin);
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index 8ae71c2e91e0..08d5a911ac25 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -9,8 +9,8 @@
 #include <linux/container_of.h>
 #include <linux/device.h>
 #include <linux/err.h>
-#include <linux/gpio.h>
 #include <linux/gpio/consumer.h>
+#include <linux/gpio/legacy.h>
 #include <linux/leds.h>
 #include <linux/module.h>
 #include <linux/overflow.h>
@@ -211,7 +211,6 @@ static struct gpio_desc *gpio_led_get_gpiod(struct device *dev, int idx,
 					    const struct gpio_led *template)
 {
 	struct gpio_desc *gpiod;
-	int ret;
 
 	/*
 	 * This means the LED does not come from the device tree
@@ -222,16 +221,29 @@ static struct gpio_desc *gpio_led_get_gpiod(struct device *dev, int idx,
 	gpiod = devm_gpiod_get_index_optional(dev, NULL, idx, GPIOD_OUT_LOW);
 	if (IS_ERR(gpiod))
 		return gpiod;
-	if (gpiod) {
-		gpiod_set_consumer_name(gpiod, template->name);
-		return gpiod;
-	}
 
-	/*
-	 * This is the legacy code path for platform code that
-	 * still uses GPIO numbers. Ultimately we would like to get
-	 * rid of this block completely.
-	 */
+	gpiod_set_consumer_name(gpiod, template->name);
+	return gpiod;
+}
+
+#ifdef CONFIG_GPIOLIB_LEGACY
+/*
+ * This is the legacy code path for platform code that still uses
+ * GPIO numbers, mainly MIPS and SuperH board files.
+ * Ultimately we would like to get rid of this block completely.
+ *
+ * ppc44x-warp sets the template->gpiod directly instead of
+ * adding a lookup table or device properties. This is not
+ * much better.
+ */
+static struct gpio_desc *gpio_led_get_legacy_gpiod(struct device *dev, int idx,
+						   const struct gpio_led *template)
+{
+	struct gpio_desc *gpiod;
+	int ret;
+
+	if (template->gpiod)
+		return template->gpiod;
 
 	/* skip leds that aren't available */
 	if (!gpio_is_valid(template->gpio))
@@ -251,6 +263,13 @@ static struct gpio_desc *gpio_led_get_gpiod(struct device *dev, int idx,
 
 	return gpiod;
 }
+#else
+static struct gpio_desc *gpio_led_get_legacy_gpiod(struct device *dev, int idx,
+						   const struct gpio_led *template)
+{
+	return template->gpiod ?: ERR_PTR(-ENOENT);
+}
+#endif
 
 static int gpio_led_probe(struct platform_device *pdev)
 {
@@ -269,14 +288,13 @@ static int gpio_led_probe(struct platform_device *pdev)
 			const struct gpio_led *template = &pdata->leds[i];
 			struct gpio_led_data *led_dat = &priv->leds[i];
 
-			if (template->gpiod)
-				led_dat->gpiod = template->gpiod;
-			else
+			led_dat->gpiod = gpio_led_get_gpiod(dev, i, template);
+			if (!led_dat->gpiod)
 				led_dat->gpiod =
-					gpio_led_get_gpiod(dev, i, template);
+					 gpio_led_get_legacy_gpiod(dev, i, template);
 			if (IS_ERR(led_dat->gpiod)) {
-				dev_info(dev, "Skipping unavailable LED gpio %d (%s)\n",
-					 template->gpio, template->name);
+				dev_info(dev, "Skipping unavailable LED gpio %s\n",
+					 template->name);
 				continue;
 			}
 
diff --git a/drivers/leds/leds-ltc3220.c b/drivers/leds/leds-ltc3220.c
new file mode 100644
index 000000000000..5060d5042fe1
--- /dev/null
+++ b/drivers/leds/leds-ltc3220.c
@@ -0,0 +1,586 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * LTC3220 18-Channel LED Driver
+ *
+ * Copyright 2026 Analog Devices Inc.
+ *
+ * Author: Edelweise Escala <edelweise.escala@analog.com>
+ */
+
+#include <linux/bitfield.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/gpio/consumer.h>
+#include <linux/i2c.h>
+#include <linux/leds.h>
+#include <linux/module.h>
+#include <linux/property.h>
+#include <linux/regmap.h>
+#include <linux/types.h>
+
+/* LTC3220 Registers */
+#define LTC3220_COMMAND_REG				0x00
+#define   LTC3220_QUICK_WRITE_MASK			BIT(0)
+#define   LTC3220_SHUTDOWN_MASK				BIT(3)
+
+#define LTC3220_ULED_REG(x)				(0x01 + (x))
+#define   LTC3220_LED_CURRENT_MASK			GENMASK(5, 0)
+#define   LTC3220_LED_MODE_MASK				GENMASK(7, 6)
+
+#define LTC3220_GRAD_BLINK_REG				0x13
+#define   LTC3220_GRADATION_MASK			GENMASK(2, 0)
+#define   LTC3220_GRADATION_DIRECTION_MASK		BIT(0)
+#define   LTC3220_GRADATION_PERIOD_MASK			GENMASK(2, 1)
+#define   LTC3220_BLINK_MASK				GENMASK(4, 3)
+
+#define LTC3220_NUM_LEDS				18
+#define LTC3220_MAX_BRIGHTNESS				63
+
+#define LTC3220_GRADATION_RAMP_TIME_240MS		240
+#define LTC3220_GRADATION_RAMP_TIME_480MS		480
+
+#define LTC3220_BLINK_ON_156MS				156
+#define LTC3220_BLINK_ON_625MS				625
+#define LTC3220_BLINK_PERIOD_1250MS			1250
+#define LTC3220_BLINK_PERIOD_2500MS			2500
+
+#define LTC3220_BLINK_SHORT_ON_TIME			BIT(0)
+#define LTC3220_BLINK_LONG_PERIOD			BIT(1)
+
+enum ltc3220_led_mode {
+	LTC3220_NORMAL_MODE,
+	LTC3220_BLINK_MODE,
+	LTC3220_GRADATION_MODE,
+};
+
+enum ltc3220_blink_mode {
+	LTC3220_BLINK_MODE_625MS_1250MS,
+	LTC3220_BLINK_MODE_156MS_1250MS,
+	LTC3220_BLINK_MODE_625MS_2500MS,
+	LTC3220_BLINK_MODE_156MS_2500MS
+};
+
+enum ltc3220_gradation_mode {
+	LTC3220_GRADATION_MODE_DISABLED,
+	LTC3220_GRADATION_MODE_240MS_RAMP_TIME,
+	LTC3220_GRADATION_MODE_480MS_RAMP_TIME,
+	LTC3220_GRADATION_MODE_960MS_RAMP_TIME
+};
+
+static const struct regmap_config ltc3220_regmap_config = {
+	.reg_bits = 8,
+	.val_bits = 8,
+	.max_register = LTC3220_GRAD_BLINK_REG,
+	.cache_type = REGCACHE_FLAT_S,
+};
+
+struct ltc3220_uled_cfg {
+	struct led_classdev led_cdev;
+	u8 reg_value;
+	u8 led_index;
+	bool registered;
+};
+
+struct ltc3220 {
+	struct ltc3220_uled_cfg uled_cfg[LTC3220_NUM_LEDS];
+	struct regmap *regmap;
+	struct mutex lock;
+};
+
+/*
+ * Set LED brightness. Hardware supports 0-63 brightness levels.
+ * Mode switching (blink/gradation) is handled through dedicated callbacks.
+ *
+ * In aggregated mode only a single LED (reg = 1) is registered and the
+ * hardware quick-write feature propagates the write to all 18 channels, so
+ * there is no need to update the other registers explicitly.
+ */
+static int __ltc3220_set_led_data(struct ltc3220 *ltc3220,
+				  struct ltc3220_uled_cfg *uled_cfg,
+				  enum led_brightness brightness)
+{
+	int ret;
+
+	brightness &= LTC3220_LED_CURRENT_MASK;
+
+	ret = regmap_write(ltc3220->regmap, LTC3220_ULED_REG(uled_cfg->led_index),
+			   brightness);
+	if (ret)
+		return ret;
+
+	uled_cfg->reg_value = brightness;
+
+	return 0;
+}
+
+static int ltc3220_set_led_data(struct led_classdev *led_cdev,
+				enum led_brightness brightness)
+{
+	struct ltc3220_uled_cfg *uled_cfg = container_of(led_cdev, struct ltc3220_uled_cfg,
+							 led_cdev);
+	struct ltc3220 *ltc3220 = container_of(uled_cfg - uled_cfg->led_index, struct ltc3220,
+					       uled_cfg[0]);
+	int ret;
+
+	mutex_lock(&ltc3220->lock);
+	ret = __ltc3220_set_led_data(ltc3220, uled_cfg, brightness);
+	mutex_unlock(&ltc3220->lock);
+
+	return ret;
+}
+
+static enum led_brightness ltc3220_get_led_data(struct led_classdev *led_cdev)
+{
+	struct ltc3220_uled_cfg *uled_cfg = container_of(led_cdev, struct ltc3220_uled_cfg,
+							 led_cdev);
+
+	return uled_cfg->reg_value;
+}
+
+/*
+ * LTC3220 pattern support for hardware-assisted breathing/gradation.
+ * The hardware supports 3 gradation ramp times (240ms, 480ms, 960ms)
+ * and can ramp up or down. The gradation period and direction are chip-global
+ * registers (LTC3220_GRAD_BLINK_REG), affecting all 18 channels simultaneously.
+ * This is a hardware limitation, not a driver bug.
+ *
+ * Pattern array interpretation:
+ *   pattern[0].brightness = start brightness (0-63)
+ *   pattern[0].delta_t = ramp time in milliseconds
+ *   pattern[1].brightness = end brightness (0-63)
+ *   pattern[1].delta_t = (optional, can be 0 or same as pattern[0].delta_t)
+ */
+static int ltc3220_pattern_set(struct led_classdev *led_cdev,
+			       struct led_pattern *pattern,
+			       u32 len, int repeat)
+{
+	struct ltc3220_uled_cfg *uled_cfg = container_of(led_cdev, struct ltc3220_uled_cfg,
+							 led_cdev);
+	struct ltc3220 *ltc3220 = container_of(uled_cfg - uled_cfg->led_index, struct ltc3220,
+					       uled_cfg[0]);
+	u8 gradation_period;
+	u8 start_brightness;
+	u8 end_brightness;
+	u8 gradation_val;
+	u8 led_mode;
+	bool is_increasing;
+	int ret;
+
+	if (len != 2)
+		return -EINVAL;
+
+	start_brightness = clamp_val(pattern[0].brightness, 0, LTC3220_LED_CURRENT_MASK);
+	end_brightness = clamp_val(pattern[1].brightness, 0, LTC3220_LED_CURRENT_MASK);
+
+	is_increasing = end_brightness > start_brightness;
+
+	if (pattern[0].delta_t == 0)
+		gradation_period = LTC3220_GRADATION_MODE_DISABLED;
+	else if (pattern[0].delta_t <= LTC3220_GRADATION_RAMP_TIME_240MS)
+		gradation_period = LTC3220_GRADATION_MODE_240MS_RAMP_TIME;
+	else if (pattern[0].delta_t <= LTC3220_GRADATION_RAMP_TIME_480MS)
+		gradation_period = LTC3220_GRADATION_MODE_480MS_RAMP_TIME;
+	else
+		gradation_period = LTC3220_GRADATION_MODE_960MS_RAMP_TIME;
+
+	gradation_val = FIELD_PREP(LTC3220_GRADATION_PERIOD_MASK, gradation_period);
+	gradation_val |= FIELD_PREP(LTC3220_GRADATION_DIRECTION_MASK, is_increasing);
+
+	/*
+	 * With the ramp disabled (delta_t == 0) there is no gradation to run,
+	 * so apply the end brightness directly in NORMAL mode instead of
+	 * leaving the channel in gradation mode with a disabled ramp.
+	 */
+	led_mode = gradation_period == LTC3220_GRADATION_MODE_DISABLED ?
+		   LTC3220_NORMAL_MODE : LTC3220_GRADATION_MODE;
+
+	mutex_lock(&ltc3220->lock);
+
+	ret = regmap_update_bits(ltc3220->regmap, LTC3220_GRAD_BLINK_REG,
+				 LTC3220_GRADATION_MASK, gradation_val);
+	if (ret)
+		goto unlock;
+
+	if (led_mode == LTC3220_GRADATION_MODE) {
+		ret = regmap_write(ltc3220->regmap, LTC3220_ULED_REG(uled_cfg->led_index),
+				   start_brightness & LTC3220_LED_CURRENT_MASK);
+		if (ret)
+			goto unlock;
+
+		ret = regmap_write(ltc3220->regmap, LTC3220_ULED_REG(uled_cfg->led_index),
+				   FIELD_PREP(LTC3220_LED_MODE_MASK, led_mode) |
+				   (end_brightness & LTC3220_LED_CURRENT_MASK));
+		if (ret)
+			goto unlock;
+
+		uled_cfg->reg_value = end_brightness;
+	} else {
+		ret = __ltc3220_set_led_data(ltc3220, uled_cfg, end_brightness);
+		if (ret)
+			goto unlock;
+	}
+
+unlock:
+	mutex_unlock(&ltc3220->lock);
+	return ret;
+}
+
+static int ltc3220_pattern_clear(struct led_classdev *led_cdev)
+{
+	struct ltc3220_uled_cfg *uled_cfg = container_of(led_cdev, struct ltc3220_uled_cfg,
+							 led_cdev);
+	struct ltc3220 *ltc3220 = container_of(uled_cfg - uled_cfg->led_index, struct ltc3220,
+					       uled_cfg[0]);
+	int ret;
+
+	mutex_lock(&ltc3220->lock);
+
+	ret = regmap_update_bits(ltc3220->regmap, LTC3220_ULED_REG(uled_cfg->led_index),
+				 LTC3220_LED_MODE_MASK, LTC3220_NORMAL_MODE);
+	if (ret)
+		goto unlock;
+
+	ret = __ltc3220_set_led_data(ltc3220, uled_cfg, LED_OFF);
+
+unlock:
+	mutex_unlock(&ltc3220->lock);
+	return ret;
+}
+
+/*
+ * LTC3220 has a global blink configuration that affects all LEDs.
+ * This implementation allows per-LED blink requests via sysfs, but setting
+ * blink on any LED reprograms the timing for all 18 channels simultaneously.
+ * The delay values are mapped to the hardware's discrete blink rates.
+ *
+ * HARDWARE LIMITATION: This is not a driver bug. Per-LED blink timing control
+ * is not possible with this hardware due to the global blink register.
+ */
+static int ltc3220_blink_set(struct led_classdev *led_cdev,
+			     unsigned long *delay_on,
+			     unsigned long *delay_off)
+{
+	struct ltc3220_uled_cfg *uled_cfg = container_of(led_cdev, struct ltc3220_uled_cfg,
+							 led_cdev);
+	struct ltc3220 *ltc3220 = container_of(uled_cfg - uled_cfg->led_index, struct ltc3220,
+					       uled_cfg[0]);
+	u8 blink_brightness;
+	u8 blink_mode = 0;
+	int ret;
+
+	if (*delay_on <= LTC3220_BLINK_ON_156MS)
+		blink_mode = LTC3220_BLINK_SHORT_ON_TIME;
+
+	if (*delay_on + *delay_off > LTC3220_BLINK_PERIOD_1250MS)
+		blink_mode |= LTC3220_BLINK_LONG_PERIOD;
+
+	switch (blink_mode) {
+	case LTC3220_BLINK_MODE_625MS_1250MS:
+		*delay_on = LTC3220_BLINK_ON_625MS;
+		*delay_off = LTC3220_BLINK_PERIOD_1250MS - LTC3220_BLINK_ON_625MS;
+		break;
+	case LTC3220_BLINK_MODE_156MS_1250MS:
+		*delay_on = LTC3220_BLINK_ON_156MS;
+		*delay_off = LTC3220_BLINK_PERIOD_1250MS - LTC3220_BLINK_ON_156MS;
+		break;
+	case LTC3220_BLINK_MODE_625MS_2500MS:
+		*delay_on = LTC3220_BLINK_ON_625MS;
+		*delay_off = LTC3220_BLINK_PERIOD_2500MS - LTC3220_BLINK_ON_625MS;
+		break;
+	case LTC3220_BLINK_MODE_156MS_2500MS:
+		*delay_on = LTC3220_BLINK_ON_156MS;
+		*delay_off = LTC3220_BLINK_PERIOD_2500MS - LTC3220_BLINK_ON_156MS;
+		break;
+	}
+
+	mutex_lock(&ltc3220->lock);
+
+	ret = regmap_update_bits(ltc3220->regmap, LTC3220_GRAD_BLINK_REG,
+				 LTC3220_BLINK_MASK, FIELD_PREP(LTC3220_BLINK_MASK, blink_mode));
+	if (ret)
+		goto unlock;
+
+	blink_brightness = uled_cfg->reg_value ? : led_cdev->max_brightness;
+
+	ret = regmap_write(ltc3220->regmap, LTC3220_ULED_REG(uled_cfg->led_index),
+			    FIELD_PREP(LTC3220_LED_MODE_MASK, LTC3220_BLINK_MODE) |
+			    (blink_brightness & LTC3220_LED_CURRENT_MASK));
+	if (ret)
+		goto unlock;
+
+	uled_cfg->reg_value = blink_brightness;
+
+unlock:
+	mutex_unlock(&ltc3220->lock);
+	return ret;
+}
+
+static void ltc3220_reset_gpio_action(void *data)
+{
+	struct gpio_desc *reset_gpio = data;
+
+	gpiod_set_value_cansleep(reset_gpio, 1);
+}
+
+static int ltc3220_reset(struct ltc3220 *ltc3220, struct i2c_client *client)
+{
+	struct gpio_desc *reset_gpio;
+	int ret;
+
+	reset_gpio = devm_gpiod_get_optional(&client->dev, "reset", GPIOD_OUT_HIGH);
+	if (IS_ERR(reset_gpio))
+		return dev_err_probe(&client->dev, PTR_ERR(reset_gpio), "Failed on reset GPIO\n");
+
+	if (reset_gpio) {
+		usleep_range(10000, 12000);
+		gpiod_set_value_cansleep(reset_gpio, 0);
+		usleep_range(10000, 12000);
+
+		ret = devm_add_action_or_reset(&client->dev, ltc3220_reset_gpio_action,
+					       reset_gpio);
+		if (ret)
+			return ret;
+	}
+
+	ret = regmap_write(ltc3220->regmap, LTC3220_COMMAND_REG, 0);
+	if (ret)
+		return ret;
+
+	for (int i = 0; i < LTC3220_NUM_LEDS; i++) {
+		ret = regmap_write(ltc3220->regmap, LTC3220_ULED_REG(i), 0);
+		if (ret)
+			return ret;
+	}
+
+	return regmap_write(ltc3220->regmap, LTC3220_GRAD_BLINK_REG, 0);
+}
+
+static int ltc3220_suspend(struct device *dev)
+{
+	struct ltc3220 *ltc3220 = i2c_get_clientdata(to_i2c_client(dev));
+	int ret;
+
+	ret = regmap_update_bits(ltc3220->regmap, LTC3220_COMMAND_REG,
+				 LTC3220_SHUTDOWN_MASK, LTC3220_SHUTDOWN_MASK);
+	if (ret)
+		return ret;
+
+	regcache_mark_dirty(ltc3220->regmap);
+
+	return 0;
+}
+
+static int ltc3220_resume(struct device *dev)
+{
+	struct ltc3220 *ltc3220 = i2c_get_clientdata(to_i2c_client(dev));
+	bool quick_write_enabled;
+	unsigned int command_reg;
+	int ret;
+
+	ret = regmap_read(ltc3220->regmap, LTC3220_COMMAND_REG, &command_reg);
+	if (ret)
+		return ret;
+
+	quick_write_enabled = command_reg & LTC3220_QUICK_WRITE_MASK;
+
+	if (quick_write_enabled) {
+		ret = regmap_update_bits(ltc3220->regmap, LTC3220_COMMAND_REG,
+					 LTC3220_QUICK_WRITE_MASK, 0);
+		if (ret)
+			return ret;
+	}
+
+	ret = regmap_update_bits(ltc3220->regmap, LTC3220_COMMAND_REG,
+				 LTC3220_SHUTDOWN_MASK, 0);
+	if (ret)
+		return ret;
+
+	usleep_range(10000, 12000);
+
+	ret = regcache_sync(ltc3220->regmap);
+	if (ret)
+		return ret;
+
+	if (quick_write_enabled) {
+		ret = regmap_update_bits(ltc3220->regmap, LTC3220_COMMAND_REG,
+					 LTC3220_QUICK_WRITE_MASK,
+					 LTC3220_QUICK_WRITE_MASK);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static DEFINE_SIMPLE_DEV_PM_OPS(ltc3220_pm_ops, ltc3220_suspend, ltc3220_resume);
+
+static int ltc3220_probe(struct i2c_client *client)
+{
+	struct ltc3220 *ltc3220;
+	bool aggregated_led_found = false;
+	int num_leds = 0;
+	u8 led_index = 0;
+	int ret;
+
+	ltc3220 = devm_kzalloc(&client->dev, sizeof(*ltc3220), GFP_KERNEL);
+	if (!ltc3220)
+		return -ENOMEM;
+
+	ltc3220->regmap = devm_regmap_init_i2c(client, &ltc3220_regmap_config);
+	if (IS_ERR(ltc3220->regmap))
+		return dev_err_probe(&client->dev, PTR_ERR(ltc3220->regmap),
+				     "Failed to initialize regmap\n");
+
+	ret = devm_mutex_init(&client->dev, &ltc3220->lock);
+	if (ret)
+		return ret;
+
+	i2c_set_clientdata(client, ltc3220);
+
+	ret = ltc3220_reset(ltc3220, client);
+	if (ret)
+		return dev_err_probe(&client->dev, ret, "Failed to reset device\n");
+
+	/* First pass: validate configuration and set up LED structures */
+	device_for_each_child_node_scoped(&client->dev, child) {
+		struct ltc3220_uled_cfg *led;
+		u32 source;
+
+		ret = fwnode_property_read_u32(child, "reg", &source);
+		if (ret)
+			return dev_err_probe(&client->dev, ret, "Couldn't read LED address\n");
+
+		if (!source || source > LTC3220_NUM_LEDS)
+			return dev_err_probe(&client->dev, -EINVAL, "LED address out of range\n");
+
+		if (fwnode_property_present(child, "led-sources")) {
+			u32 led_sources[LTC3220_NUM_LEDS];
+			int count;
+
+			if (source != 1)
+				return dev_err_probe(&client->dev, -EINVAL,
+						     "Aggregated LED out of range\n");
+
+			if (aggregated_led_found)
+				return dev_err_probe(&client->dev, -EINVAL,
+						     "One Aggregated LED only\n");
+
+			count = fwnode_property_count_u32(child, "led-sources");
+			if (count != LTC3220_NUM_LEDS)
+				return dev_err_probe(&client->dev, -EINVAL,
+						     "Aggregated mode requires all %d outputs in led-sources, got %d\n",
+						     LTC3220_NUM_LEDS, count);
+
+			ret = fwnode_property_read_u32_array(child, "led-sources",
+							     led_sources, LTC3220_NUM_LEDS);
+			if (ret)
+				return dev_err_probe(&client->dev, ret,
+						     "Failed to read led-sources array\n");
+
+			/*
+			 * Validate array contents for DT correctness. The hardware
+			 * quick-write broadcasts to all 18 channels regardless of
+			 * array contents, but checking helps catch DT mistakes.
+			 */
+			for (int i = 0; i < LTC3220_NUM_LEDS; i++) {
+				if (led_sources[i] < 1 || led_sources[i] > LTC3220_NUM_LEDS)
+					return dev_err_probe(&client->dev, -EINVAL,
+							     "Invalid output %u in led-sources\n",
+							     led_sources[i]);
+			}
+
+			aggregated_led_found = true;
+		}
+
+		num_leds++;
+
+		/* LED node reg/index/address goes from 1 to 18 */
+		led_index = source - 1;
+		led = &ltc3220->uled_cfg[led_index];
+
+		if (led->registered)
+			return dev_err_probe(&client->dev, -EINVAL,
+					     "Duplicate LED reg %u found\n", source);
+
+		led->registered = true;
+		led->led_index = led_index;
+		led->reg_value = 0;
+		led->led_cdev.brightness_set_blocking = ltc3220_set_led_data;
+		led->led_cdev.brightness_get = ltc3220_get_led_data;
+		led->led_cdev.max_brightness = LTC3220_MAX_BRIGHTNESS;
+		led->led_cdev.blink_set = ltc3220_blink_set;
+		led->led_cdev.pattern_set = ltc3220_pattern_set;
+		led->led_cdev.pattern_clear = ltc3220_pattern_clear;
+	}
+
+	/*
+	 * Aggregated LED mode uses hardware quick-write to control all 18 LEDs
+	 * simultaneously. This is mutually exclusive with individual LED control.
+	 * See Documentation/devicetree/bindings/leds/adi,ltc3220.yaml for details
+	 * on how to configure aggregated LED mode.
+	 */
+	if (aggregated_led_found && num_leds > 1)
+		return dev_err_probe(&client->dev, -EINVAL,
+				     "Aggregated LED must be the only LED node\n");
+
+	if (num_leds == 0)
+		return dev_err_probe(&client->dev, -EINVAL,
+				     "No LED nodes found in device tree\n");
+
+	if (aggregated_led_found) {
+		ret = regmap_update_bits(ltc3220->regmap,
+						LTC3220_COMMAND_REG,
+						LTC3220_QUICK_WRITE_MASK,
+						LTC3220_QUICK_WRITE_MASK);
+		if (ret)
+			return dev_err_probe(&client->dev, ret,
+						"Failed to set quick write mode\n");
+	}
+
+	/* Second pass: register LEDs after validation */
+	device_for_each_child_node_scoped(&client->dev, child) {
+		struct led_init_data init_data = {};
+		struct ltc3220_uled_cfg *led;
+		u32 source;
+
+		ret = fwnode_property_read_u32(child, "reg", &source);
+		if (ret)
+			return ret;
+
+		if (!source || source > LTC3220_NUM_LEDS)
+			return dev_err_probe(&client->dev, -EINVAL,
+					     "LED address out of range in second pass\n");
+
+		init_data.fwnode = child;
+		init_data.devicename = "ltc3220";
+
+		led_index = source - 1;
+		led = &ltc3220->uled_cfg[led_index];
+
+		ret = devm_led_classdev_register_ext(&client->dev, &led->led_cdev, &init_data);
+		if (ret)
+			return dev_err_probe(&client->dev, ret, "Failed to register LED class\n");
+	}
+
+	return 0;
+}
+
+static const struct of_device_id ltc3220_of_match[] = {
+	{ .compatible = "adi,ltc3220" },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, ltc3220_of_match);
+
+static struct i2c_driver ltc3220_led_driver = {
+	.driver = {
+		.name = "ltc3220",
+		.of_match_table = ltc3220_of_match,
+		.pm = pm_sleep_ptr(&ltc3220_pm_ops),
+	},
+	.probe = ltc3220_probe,
+};
+module_i2c_driver(ltc3220_led_driver);
+
+MODULE_AUTHOR("Edelweise Escala <edelweise.escala@analog.com>");
+MODULE_DESCRIPTION("LED driver for LTC3220 controllers");
+MODULE_LICENSE("GPL");
diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
index f3bf59495b68..b2e081c8f139 100644
--- a/drivers/leds/leds-pca9532.c
+++ b/drivers/leds/leds-pca9532.c
@@ -327,9 +327,9 @@ static int pca9532_gpio_set_value(struct gpio_chip *gc, unsigned int offset,
 	struct pca9532_led *led = &data->leds[offset];
 
 	if (val)
-		led->state = PCA9532_ON;
-	else
 		led->state = PCA9532_OFF;
+	else
+		led->state = PCA9532_ON;
 
 	pca9532_setled(led);
 
@@ -349,7 +349,7 @@ static int pca9532_gpio_get_value(struct gpio_chip *gc, unsigned offset)
 static int pca9532_gpio_direction_input(struct gpio_chip *gc, unsigned offset)
 {
 	/* To use as input ensure pin is not driven */
-	pca9532_gpio_set_value(gc, offset, 0);
+	pca9532_gpio_set_value(gc, offset, 1);
 
 	return 0;
 }
@@ -397,10 +397,14 @@ static int pca9532_configure(struct i2c_client *client,
 	for (i = 0; i < 2; i++)	{
 		data->pwm[i] = pdata->pwm[i];
 		data->psc[i] = pdata->psc[i];
-		i2c_smbus_write_byte_data(client, PCA9532_REG_PWM(maxleds, i),
-			data->pwm[i]);
-		i2c_smbus_write_byte_data(client, PCA9532_REG_PSC(maxleds, i),
-			data->psc[i]);
+		err = i2c_smbus_write_byte_data(client, PCA9532_REG_PWM(maxleds, i),
+						data->pwm[i]);
+		if (err < 0)
+			return err;
+		err = i2c_smbus_write_byte_data(client, PCA9532_REG_PSC(maxleds, i),
+						data->psc[i]);
+		if (err < 0)
+			return err;
 	}
 
 	data->hw_blink = true;
diff --git a/drivers/leds/leds-st1202.c b/drivers/leds/leds-st1202.c
index 7f68d956f694..168df5ecf27b 100644
--- a/drivers/leds/leds-st1202.c
+++ b/drivers/leds/leds-st1202.c
@@ -31,10 +31,11 @@
 #define ST1202_ILED_REG0                   0x09
 #define ST1202_MAX_LEDS                    12
 #define ST1202_MAX_PATTERNS                8
-#define ST1202_MILLIS_PATTERN_DUR_MAX      5660
+#define ST1202_MILLIS_PATTERN_DUR_MAX      (ST1202_MILLIS_PATTERN_DUR_MIN * U8_MAX)
 #define ST1202_MILLIS_PATTERN_DUR_MIN      22
 #define ST1202_PATTERN_DUR                 0x16
 #define ST1202_PATTERN_PWM                 0x1E
+#define ST1202_PATTERN_PWM_FULL            0x0FFF
 #define ST1202_PATTERN_REP                 0x15
 
 struct st1202_led {
@@ -85,7 +86,7 @@ static int st1202_write_reg(struct st1202_chip *chip, int reg, uint8_t val)
 
 static uint8_t st1202_prescalar_to_miliseconds(unsigned int value)
 {
-	return value / ST1202_MILLIS_PATTERN_DUR_MIN - 1;
+	return value / ST1202_MILLIS_PATTERN_DUR_MIN;
 }
 
 static int st1202_pwm_pattern_write(struct st1202_chip *chip, int led_num,
@@ -127,37 +128,11 @@ static int st1202_duration_pattern_write(struct st1202_chip *chip, int pattern,
 				st1202_prescalar_to_miliseconds(value));
 }
 
-static void st1202_brightness_set(struct led_classdev *led_cdev,
-				enum led_brightness value)
-{
-	struct st1202_led *led = cdev_to_st1202_led(led_cdev);
-	struct st1202_chip *chip = led->chip;
-
-	guard(mutex)(&chip->lock);
-
-	st1202_write_reg(chip, ST1202_ILED_REG0 + led->led_num, value);
-}
-
-static enum led_brightness st1202_brightness_get(struct led_classdev *led_cdev)
-{
-	struct st1202_led *led = cdev_to_st1202_led(led_cdev);
-	struct st1202_chip *chip = led->chip;
-	u8 value = 0;
-
-	guard(mutex)(&chip->lock);
-
-	st1202_read_reg(chip, ST1202_ILED_REG0 + led->led_num, &value);
-
-	return value;
-}
-
-static int st1202_channel_set(struct st1202_chip *chip, int led_num, bool active)
+static int __st1202_channel_set(struct st1202_chip *chip, int led_num, bool active)
 {
 	u8 chan_low, chan_high;
 	int ret;
 
-	guard(mutex)(&chip->lock);
-
 	if (led_num <= 7) {
 		ret = st1202_read_reg(chip, ST1202_CHAN_ENABLE_LOW, &chan_low);
 		if (ret < 0)
@@ -185,6 +160,40 @@ static int st1202_channel_set(struct st1202_chip *chip, int led_num, bool active
 	return 0;
 }
 
+static int st1202_channel_set(struct st1202_chip *chip, int led_num, bool active)
+{
+	guard(mutex)(&chip->lock);
+
+	return __st1202_channel_set(chip, led_num, active);
+}
+
+static void st1202_brightness_set(struct led_classdev *led_cdev,
+				enum led_brightness value)
+{
+	struct st1202_led *led = cdev_to_st1202_led(led_cdev);
+	struct st1202_chip *chip = led->chip;
+
+	guard(mutex)(&chip->lock);
+
+	for (int patt = 0; patt < ST1202_MAX_PATTERNS; patt++)
+		st1202_pwm_pattern_write(chip, led->led_num, patt, ST1202_PATTERN_PWM_FULL);
+	st1202_write_reg(chip, ST1202_ILED_REG0 + led->led_num, value);
+	__st1202_channel_set(chip, led->led_num, !!value);
+}
+
+static enum led_brightness st1202_brightness_get(struct led_classdev *led_cdev)
+{
+	struct st1202_led *led = cdev_to_st1202_led(led_cdev);
+	struct st1202_chip *chip = led->chip;
+	u8 value = 0;
+
+	guard(mutex)(&chip->lock);
+
+	st1202_read_reg(chip, ST1202_ILED_REG0 + led->led_num, &value);
+
+	return value;
+}
+
 static int st1202_led_set(struct led_classdev *ldev, enum led_brightness value)
 {
 	struct st1202_led *led = cdev_to_st1202_led(ldev);
@@ -200,12 +209,16 @@ static int st1202_led_pattern_clear(struct led_classdev *ldev)
 
 	guard(mutex)(&chip->lock);
 
+	ret = st1202_write_reg(chip, ST1202_CONFIG_REG, ST1202_CONFIG_REG_SHFT);
+	if (ret != 0)
+		return ret;
+
 	for (int patt = 0; patt < ST1202_MAX_PATTERNS; patt++) {
-		ret = st1202_pwm_pattern_write(chip, led->led_num, patt, LED_OFF);
+		ret = st1202_pwm_pattern_write(chip, led->led_num, patt, ST1202_PATTERN_PWM_FULL);
 		if (ret != 0)
 			return ret;
 
-		ret = st1202_duration_pattern_write(chip, patt, ST1202_MILLIS_PATTERN_DUR_MIN);
+		ret = st1202_write_reg(chip, ST1202_PATTERN_DUR + patt, 0);
 		if (ret != 0)
 			return ret;
 	}
@@ -224,13 +237,19 @@ static int st1202_led_pattern_set(struct led_classdev *ldev,
 	if (len > ST1202_MAX_PATTERNS)
 		return -EINVAL;
 
-	guard(mutex)(&chip->lock);
-
 	for (int patt = 0; patt < len; patt++) {
 		if (pattern[patt].delta_t < ST1202_MILLIS_PATTERN_DUR_MIN ||
 				pattern[patt].delta_t > ST1202_MILLIS_PATTERN_DUR_MAX)
 			return -EINVAL;
+	}
 
+	guard(mutex)(&chip->lock);
+
+	ret = st1202_write_reg(chip, ST1202_CONFIG_REG, ST1202_CONFIG_REG_SHFT);
+	if (ret != 0)
+		return ret;
+
+	for (int patt = 0; patt < len; patt++) {
 		ret = st1202_pwm_pattern_write(chip, led->led_num, patt, pattern[patt].brightness);
 		if (ret != 0)
 			return ret;
@@ -244,6 +263,10 @@ static int st1202_led_pattern_set(struct led_classdev *ldev,
 	if (ret != 0)
 		return ret;
 
+	ret = __st1202_channel_set(chip, led->led_num, true);
+	if (ret != 0)
+		return ret;
+
 	ret = st1202_write_reg(chip, ST1202_CONFIG_REG, (ST1202_CONFIG_REG_PATSR |
 							ST1202_CONFIG_REG_PATS | ST1202_CONFIG_REG_SHFT));
 	if (ret != 0)
@@ -256,13 +279,19 @@ static int st1202_dt_init(struct st1202_chip *chip)
 {
 	struct device *dev = &chip->client->dev;
 	struct st1202_led *led;
-	int err, reg;
+	int err;
+	u32 reg;
 
 	for_each_available_child_of_node_scoped(dev_of_node(dev), child) {
 		err = of_property_read_u32(child, "reg", &reg);
 		if (err)
 			return dev_err_probe(dev, err, "Invalid register\n");
 
+		if (reg >= ST1202_MAX_LEDS)
+			return dev_err_probe(dev, -EINVAL,
+					"LED reg %u out of range [0, %d]\n",
+					reg, ST1202_MAX_LEDS - 1);
+
 		led = &chip->leds[reg];
 		led->is_active = true;
 		led->fwnode = of_fwnode_handle(child);
@@ -322,11 +351,6 @@ static int st1202_setup(struct st1202_chip *chip)
 	if (ret < 0)
 		return ret;
 
-	ret = st1202_write_reg(chip, ST1202_CONFIG_REG,
-				ST1202_CONFIG_REG_PATS | ST1202_CONFIG_REG_PATSR);
-	if (ret < 0)
-		return ret;
-
 	return 0;
 }
 
diff --git a/drivers/leds/rgb/leds-lp5860-core.c b/drivers/leds/rgb/leds-lp5860-core.c
index fd0e2f6e6e0f..e21d5f2302be 100644
--- a/drivers/leds/rgb/leds-lp5860-core.c
+++ b/drivers/leds/rgb/leds-lp5860-core.c
@@ -204,9 +204,9 @@ int lp5860_device_init(struct device *dev)
 	mutex_lock(&lp->lock);
 	ret = regmap_update_bits(lp->regmap, LP5860_REG_DEV_INITIAL, LP5860_MODE_MASK,
 				 LP5860_MODE_1 << LP5860_MODE_SHIFT);
+	mutex_unlock(&lp->lock);
 	if (ret)
 		goto err_disable;
-	mutex_unlock(&lp->lock);
 
 	ret = lp5860_init_dt(lp);
 	if (ret)
@@ -215,7 +215,6 @@ int lp5860_device_init(struct device *dev)
 	return 0;
 
 err_disable:
-	mutex_unlock(&lp->lock);
 	lp5860_chip_enable(lp, LP5860_CHIP_DISABLE);
 	return ret;
 }
diff --git a/drivers/leds/rgb/leds-lp5860-spi.c b/drivers/leds/rgb/leds-lp5860-spi.c
index 5e0c44854a68..6bf6a625c28a 100644
--- a/drivers/leds/rgb/leds-lp5860-spi.c
+++ b/drivers/leds/rgb/leds-lp5860-spi.c
@@ -38,6 +38,7 @@ static int lp5860_probe(struct spi_device *spi)
 	struct device *dev = &spi->dev;
 	struct lp5860 *lp5860;
 	unsigned int multi_leds;
+	int ret;
 
 	multi_leds = device_get_child_node_count(dev);
 	if (!multi_leds) {
@@ -61,7 +62,10 @@ static int lp5860_probe(struct spi_device *spi)
 				     "Failed to initialise Regmap.\n");
 
 	lp5860->dev = dev;
-	mutex_init(&lp5860->lock);
+
+	ret = devm_mutex_init(dev, &lp5860->lock);
+	if (ret)
+		return ret;
 
 	spi_set_drvdata(spi, lp5860);
 
@@ -70,10 +74,6 @@ static int lp5860_probe(struct spi_device *spi)
 
 static void lp5860_remove(struct spi_device *spi)
 {
-	struct lp5860 *lp5860 = spi_get_drvdata(spi);
-
-	mutex_destroy(&lp5860->lock);
-
 	lp5860_device_remove(&spi->dev);
 }
 
diff --git a/drivers/leds/rgb/leds-pwm-multicolor.c b/drivers/leds/rgb/leds-pwm-multicolor.c
index d5b303aab5d6..6365459ec27f 100644
--- a/drivers/leds/rgb/leds-pwm-multicolor.c
+++ b/drivers/leds/rgb/leds-pwm-multicolor.c
@@ -94,6 +94,8 @@ static int iterate_subleds(struct device *dev, struct pwm_mc_led *priv,
 		}
 
 		subled[priv->mc_cdev.num_colors].color_index = color;
+		fwnode_property_read_u32(fwnode, "default-intensity",
+					 &subled[priv->mc_cdev.num_colors].intensity);
 		priv->mc_cdev.num_colors++;
 	}
 
diff --git a/drivers/leds/trigger/ledtrig-netdev.c b/drivers/leds/trigger/ledtrig-netdev.c
index 64c078e997f2..5b4e92c14dbb 100644
--- a/drivers/leds/trigger/ledtrig-netdev.c
+++ b/drivers/leds/trigger/ledtrig-netdev.c
@@ -129,6 +129,22 @@ static void set_baseline_state(struct led_netdev_data *trigger_data)
 		    trigger_data->link_speed == SPEED_10000)
 			blink_on = true;
 
+		if (test_bit(TRIGGER_NETDEV_LINK_25000, &trigger_data->mode) &&
+		    trigger_data->link_speed == SPEED_25000)
+			blink_on = true;
+
+		if (test_bit(TRIGGER_NETDEV_LINK_40000, &trigger_data->mode) &&
+		    trigger_data->link_speed == SPEED_40000)
+			blink_on = true;
+
+		if (test_bit(TRIGGER_NETDEV_LINK_50000, &trigger_data->mode) &&
+		    trigger_data->link_speed == SPEED_50000)
+			blink_on = true;
+
+		if (test_bit(TRIGGER_NETDEV_LINK_100000, &trigger_data->mode) &&
+		    trigger_data->link_speed == SPEED_100000)
+			blink_on = true;
+
 		if (test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &trigger_data->mode) &&
 		    trigger_data->duplex == DUPLEX_HALF)
 			blink_on = true;
@@ -342,6 +358,10 @@ static ssize_t netdev_led_attr_show(struct device *dev, char *buf,
 	case TRIGGER_NETDEV_LINK_2500:
 	case TRIGGER_NETDEV_LINK_5000:
 	case TRIGGER_NETDEV_LINK_10000:
+	case TRIGGER_NETDEV_LINK_25000:
+	case TRIGGER_NETDEV_LINK_40000:
+	case TRIGGER_NETDEV_LINK_50000:
+	case TRIGGER_NETDEV_LINK_100000:
 	case TRIGGER_NETDEV_HALF_DUPLEX:
 	case TRIGGER_NETDEV_FULL_DUPLEX:
 	case TRIGGER_NETDEV_TX:
@@ -378,6 +398,10 @@ static ssize_t netdev_led_attr_store(struct device *dev, const char *buf,
 	case TRIGGER_NETDEV_LINK_2500:
 	case TRIGGER_NETDEV_LINK_5000:
 	case TRIGGER_NETDEV_LINK_10000:
+	case TRIGGER_NETDEV_LINK_25000:
+	case TRIGGER_NETDEV_LINK_40000:
+	case TRIGGER_NETDEV_LINK_50000:
+	case TRIGGER_NETDEV_LINK_100000:
 	case TRIGGER_NETDEV_HALF_DUPLEX:
 	case TRIGGER_NETDEV_FULL_DUPLEX:
 	case TRIGGER_NETDEV_TX:
@@ -401,7 +425,11 @@ static ssize_t netdev_led_attr_store(struct device *dev, const char *buf,
 	     test_bit(TRIGGER_NETDEV_LINK_1000, &mode) ||
 	     test_bit(TRIGGER_NETDEV_LINK_2500, &mode) ||
 	     test_bit(TRIGGER_NETDEV_LINK_5000, &mode) ||
-	     test_bit(TRIGGER_NETDEV_LINK_10000, &mode)))
+	     test_bit(TRIGGER_NETDEV_LINK_10000, &mode) ||
+	     test_bit(TRIGGER_NETDEV_LINK_25000, &mode) ||
+	     test_bit(TRIGGER_NETDEV_LINK_40000, &mode) ||
+	     test_bit(TRIGGER_NETDEV_LINK_50000, &mode) ||
+	     test_bit(TRIGGER_NETDEV_LINK_100000, &mode)))
 		return -EINVAL;
 
 	cancel_delayed_work_sync(&trigger_data->work);
@@ -438,6 +466,10 @@ DEFINE_NETDEV_TRIGGER(link_1000, TRIGGER_NETDEV_LINK_1000);
 DEFINE_NETDEV_TRIGGER(link_2500, TRIGGER_NETDEV_LINK_2500);
 DEFINE_NETDEV_TRIGGER(link_5000, TRIGGER_NETDEV_LINK_5000);
 DEFINE_NETDEV_TRIGGER(link_10000, TRIGGER_NETDEV_LINK_10000);
+DEFINE_NETDEV_TRIGGER(link_25000, TRIGGER_NETDEV_LINK_25000);
+DEFINE_NETDEV_TRIGGER(link_40000, TRIGGER_NETDEV_LINK_40000);
+DEFINE_NETDEV_TRIGGER(link_50000, TRIGGER_NETDEV_LINK_50000);
+DEFINE_NETDEV_TRIGGER(link_100000, TRIGGER_NETDEV_LINK_100000);
 DEFINE_NETDEV_TRIGGER(half_duplex, TRIGGER_NETDEV_HALF_DUPLEX);
 DEFINE_NETDEV_TRIGGER(full_duplex, TRIGGER_NETDEV_FULL_DUPLEX);
 DEFINE_NETDEV_TRIGGER(tx, TRIGGER_NETDEV_TX);
@@ -526,6 +558,10 @@ static umode_t netdev_trig_link_speed_visible(struct kobject *kobj,
 		CHECK_LINK_MODE_ATTR(2500);
 		CHECK_LINK_MODE_ATTR(5000);
 		CHECK_LINK_MODE_ATTR(10000);
+		CHECK_LINK_MODE_ATTR(25000);
+		CHECK_LINK_MODE_ATTR(40000);
+		CHECK_LINK_MODE_ATTR(50000);
+		CHECK_LINK_MODE_ATTR(100000);
 	}
 
 	return 0;
@@ -538,6 +574,10 @@ static struct attribute *netdev_trig_link_speed_attrs[] = {
 	&dev_attr_link_2500.attr,
 	&dev_attr_link_5000.attr,
 	&dev_attr_link_10000.attr,
+	&dev_attr_link_25000.attr,
+	&dev_attr_link_40000.attr,
+	&dev_attr_link_50000.attr,
+	&dev_attr_link_100000.attr,
 	NULL
 };
 
@@ -673,6 +713,10 @@ static void netdev_trig_work(struct work_struct *work)
 			 test_bit(TRIGGER_NETDEV_LINK_2500, &trigger_data->mode) ||
 			 test_bit(TRIGGER_NETDEV_LINK_5000, &trigger_data->mode) ||
 			 test_bit(TRIGGER_NETDEV_LINK_10000, &trigger_data->mode) ||
+			 test_bit(TRIGGER_NETDEV_LINK_25000, &trigger_data->mode) ||
+			 test_bit(TRIGGER_NETDEV_LINK_40000, &trigger_data->mode) ||
+			 test_bit(TRIGGER_NETDEV_LINK_50000, &trigger_data->mode) ||
+			 test_bit(TRIGGER_NETDEV_LINK_100000, &trigger_data->mode) ||
 			 test_bit(TRIGGER_NETDEV_HALF_DUPLEX, &trigger_data->mode) ||
 			 test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &trigger_data->mode);
 		interval = jiffies_to_msecs(
diff --git a/include/linux/leds.h b/include/linux/leds.h
index b16b803cc1ac..a515f075c29a 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -607,6 +607,10 @@ enum led_trigger_netdev_modes {
 	TRIGGER_NETDEV_LINK_2500,
 	TRIGGER_NETDEV_LINK_5000,
 	TRIGGER_NETDEV_LINK_10000,
+	TRIGGER_NETDEV_LINK_25000,
+	TRIGGER_NETDEV_LINK_40000,
+	TRIGGER_NETDEV_LINK_50000,
+	TRIGGER_NETDEV_LINK_100000,
 	TRIGGER_NETDEV_HALF_DUPLEX,
 	TRIGGER_NETDEV_FULL_DUPLEX,
 	TRIGGER_NETDEV_TX,
@@ -676,8 +680,10 @@ typedef int (*gpio_blink_set_t)(struct gpio_desc *desc, int state,
 struct gpio_led {
 	const char *name;
 	const char *default_trigger;
+#ifdef CONFIG_GPIOLIB_LEGACY
 	unsigned 	gpio;
 	unsigned	active_low : 1;
+#endif
 	unsigned	retain_state_suspended : 1;
 	unsigned	panic_indicator : 1;
 	unsigned	default_state : 2;