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[89.82.119.43]) by smtp.gmail.com with ESMTPSA id g7sm47178086wrm.72.2020.03.06.05.40.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 06 Mar 2020 05:40:52 -0800 (PST) From: Nicolas Belin To: linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, jacek.anaszewski@gmail.com, pavel@ucw.cz, dmurphy@ti.com, devicetree@vger.kernel.org Cc: baylibre-upstreaming@groups.io, Nicolas Belin Subject: [PATCH v3 2/3] dt-bindings: leds: Shiji Lighting APA102C LED Date: Fri, 6 Mar 2020 14:40:09 +0100 Message-Id: <1583502010-16210-3-git-send-email-nbelin@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1583502010-16210-1-git-send-email-nbelin@baylibre.com> References: <1583502010-16210-1-git-send-email-nbelin@baylibre.com> Sender: linux-leds-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org Document Shiji Lighting APA102C LED driver device tree bindings. Signed-off-by: Nicolas Belin --- .../devicetree/bindings/leds/leds-apa102c.yaml | 97 ++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-apa102c.yaml diff --git a/Documentation/devicetree/bindings/leds/leds-apa102c.yaml b/Documentation/devicetree/bindings/leds/leds-apa102c.yaml new file mode 100644 index 000000000000..21457fc3762d --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-apa102c.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/leds-apa102c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LED driver for Shiji Lighting - APA102C + +maintainers: + - Nicolas Belin + +description: + Each RGB LED is represented as a rgb-led sub-node of the leds-apa102c + device. Each LED is a three color rgb LED with an additional 32 levels + brightness adjustment. They can be cascaded so that multiple LEDs can be set + with a single command. + +properties: + compatible: + const: shiji,apa102c + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 1000000 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^rgb-led@[0-9]+$": + type: object + description: | + Array of connected RGB LEDs. + + properties: + reg: + description: | + This property corresponds to the led index. It has to be between 0 + and the number of managed leds minus 1 + maxItems: 1 + + label: + description: | + This property corresponds to the name of the RGB led. + maxItems: 1 + + linux,default-trigger: true + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + required: + - reg + - label + - '#address-cells' + - '#size-cells' + +required: + - compatible + - reg + - spi-max-frequency + - '#address-cells' + - '#size-cells' + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + led-controller@0 { + compatible = "shiji,apa102c"; + reg = <0>; + spi-max-frequency = <1000000>; + #address-cells = <1>; + #size-cells = <0>; + rgb-led@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + label = "rgb_led1"; + }; + rgb-led@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + label = "rgb_led2"; + }; + }; + }; -- 2.7.4