From: Matus Gajdos <matuszpd@gmail.com>
To: Pavel Machek <pavel@ucw.cz>, Lee Jones <lee@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: linux-leds@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, Matus Gajdos <matuszpd@gmail.com>
Subject: [PATCH 2/3] dt-bindings: leds: Add binding for Broadchip BCT3024 LED driver
Date: Thu, 27 Jul 2023 18:05:24 +0200 [thread overview]
Message-ID: <20230727160525.23312-3-matuszpd@gmail.com> (raw)
In-Reply-To: <20230727160525.23312-1-matuszpd@gmail.com>
The BCT3024 chip is an I2C LED driver with independent 24 output
channels. Each channel supports 256 levels.
Signed-off-by: Matus Gajdos <matuszpd@gmail.com>
---
.../bindings/leds/broadchip,bct3024.yaml | 89 +++++++++++++++++++
1 file changed, 89 insertions(+)
create mode 100644 Documentation/devicetree/bindings/leds/broadchip,bct3024.yaml
diff --git a/Documentation/devicetree/bindings/leds/broadchip,bct3024.yaml b/Documentation/devicetree/bindings/leds/broadchip,bct3024.yaml
new file mode 100644
index 000000000000..0d622894e79c
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/broadchip,bct3024.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/broadchip,bct3024.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadchip BCT3024 LED Driver
+
+maintainers:
+ - Matus Gajdos <matuszpd@gmail.com>
+
+description: |
+ The BCT3024 is an I2C LED driver with independent 24 output channels. Each
+ channel supports 256 levels and its output current can be scaled by a factor
+ of 1, 1/2, 1/3 and 1/4.
+
+properties:
+ compatible:
+ const: broadchip,bct3024
+
+ reg:
+ description: I2C slave address of the driver.
+ maxItems: 1
+
+ vdd-supply:
+ description: Regulator providing power to the VDD pin.
+
+ shutdown-gpios:
+ maxItems: 1
+ description: GPIO attached to the SDB pin.
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+patternProperties:
+ "^led@[0-9a-f]+$":
+ type: object
+ $ref: common.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ reg:
+ description: Index of the LED channel.
+ minimum: 0
+ maximum: 23
+
+required:
+ - compatible
+ - reg
+ - "#address-cells"
+ - "#size-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ #include <dt-bindings/leds/common.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led-controller@3c {
+ compatible = "broadchip,bct3024";
+ reg = <0x3c>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd-supply = <®_3v3d>;
+
+ led@0 {
+ reg = <0x00>;
+ function = LED_FUNCTION_INDICATOR;
+ color = <LED_COLOR_ID_RED>;
+ };
+
+ led@1 {
+ reg = <0x01>;
+ function = LED_FUNCTION_INDICATOR;
+ color = <LED_COLOR_ID_GREEN>;
+ };
+ };
+ };
+
+...
--
2.25.1
next prev parent reply other threads:[~2023-07-27 16:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-27 16:05 [PATCH 0/3] leds: Add Broadchip BCT3024 LED driver Matus Gajdos
2023-07-27 16:05 ` [PATCH 1/3] dt-bindings: Add vendor prefix for Broadchip Technology Group Co., Ltd Matus Gajdos
2023-07-28 7:29 ` Krzysztof Kozlowski
2023-07-27 16:05 ` Matus Gajdos [this message]
2023-07-28 7:31 ` [PATCH 2/3] dt-bindings: leds: Add binding for Broadchip BCT3024 LED driver Krzysztof Kozlowski
2023-07-27 16:05 ` [PATCH 3/3] leds: Add " Matus Gajdos
2023-07-28 4:20 ` kernel test robot
2023-07-28 7:41 ` Krzysztof Kozlowski
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