diff options
Diffstat (limited to 'Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml | 95 |
1 files changed, 71 insertions, 24 deletions
diff --git a/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml b/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml index feb5febaf3..54d6d1f08e 100644 --- a/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml +++ b/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml @@ -10,15 +10,19 @@ maintainers: - Martin Kurbanov <mmkurbanov@sberdevices.ru> description: | - This controller is present on AW20036/AW20054/AW20072. - It is a 3x12/6x9/6x12 matrix LED programmed via - an I2C interface, up to 36/54/72 LEDs or 12/18/24 RGBs, - 3 pattern controllers for auto breathing or group dimming control. + It is a matrix LED driver programmed via an I2C interface. Devices have + a set of individually controlled leds and support 3 pattern controllers + for auto breathing or group dimming control. Supported devices: + - AW20036 (3x12) 36 LEDs + - AW20054 (6x9) 54 LEDs + - AW20072 (6x12) 72 LEDs + - AW20108 (9x12) 108 LEDs For more product information please see the link below: aw20036 - https://www.awinic.com/en/productDetail/AW20036QNR#tech-docs aw20054 - https://www.awinic.com/en/productDetail/AW20054QNR#tech-docs aw20072 - https://www.awinic.com/en/productDetail/AW20072QNR#tech-docs + aw20108 - https://www.awinic.com/en/productDetail/AW20108QNR#tech-docs properties: compatible: @@ -26,6 +30,7 @@ properties: - awinic,aw20036 - awinic,aw20054 - awinic,aw20072 + - awinic,aw20108 reg: maxItems: 1 @@ -36,13 +41,11 @@ properties: "#size-cells": const: 0 - awinic,display-rows: - $ref: /schemas/types.yaml#/definitions/uint32 - description: - Leds matrix size + enable-gpios: + maxItems: 1 patternProperties: - "^led@[0-9a-f]$": + "^led@[0-9a-f]+$": type: object $ref: common.yaml# unevaluatedProperties: false @@ -60,16 +63,11 @@ patternProperties: since the chip has a single global setting. The maximum output current of each LED is calculated by the following formula: - IMAXled = 160000 * (592 / 600.5) * (1 / display-rows) + IMAXled = 160000 * (592 / 600.5) * (1 / max-current-switch-number) And the minimum output current formula: - IMINled = 3300 * (592 / 600.5) * (1 / display-rows) - -required: - - compatible - - reg - - "#address-cells" - - "#size-cells" - - awinic,display-rows + IMINled = 3300 * (592 / 600.5) * (1 / max-current-switch-number) + where max-current-switch-number is determinated by led configuration + and depends on how leds are physically connected to the led driver. allOf: - if: @@ -78,18 +76,67 @@ allOf: contains: const: awinic,aw20036 then: + patternProperties: + "^led@[0-9a-f]+$": + properties: + reg: + items: + minimum: 0 + maximum: 36 + + - if: properties: - awinic,display-rows: - enum: [1, 2, 3] - else: + compatible: + contains: + const: awinic,aw20054 + then: + patternProperties: + "^led@[0-9a-f]+$": + properties: + reg: + items: + minimum: 0 + maximum: 54 + + - if: properties: - awinic,display-rows: - enum: [1, 2, 3, 4, 5, 6, 7] + compatible: + contains: + const: awinic,aw20072 + then: + patternProperties: + "^led@[0-9a-f]+$": + properties: + reg: + items: + minimum: 0 + maximum: 72 + + - if: + properties: + compatible: + contains: + const: awinic,aw20108 + then: + patternProperties: + "^led@[0-9a-f]+$": + properties: + reg: + items: + minimum: 0 + maximum: 108 + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" additionalProperties: false examples: - | + #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/leds/common.h> i2c { @@ -101,7 +148,7 @@ examples: reg = <0x3a>; #address-cells = <1>; #size-cells = <0>; - awinic,display-rows = <3>; + enable-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>; led@0 { reg = <0x0>; |