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author | ChiYuan Huang <cy_huang@richtek.com> | 2021-03-26 14:13:07 +0800 |
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committer | Pavel Machek <pavel@ucw.cz> | 2021-03-26 09:34:03 +0100 |
commit | c889136004eb3dc9c7e29f599d068273e5950669 (patch) | |
tree | 32610b0da958db7c6d5fea5156e5fc01df1a912d | |
parent | leds: Kconfig: LEDS_CLASS is usually selected. (diff) | |
download | linux-dev-c889136004eb3dc9c7e29f599d068273e5950669.tar.xz linux-dev-c889136004eb3dc9c7e29f599d068273e5950669.zip |
leds: rt4505: Add DT binding document for Richtek RT4505
Add DT binding document for Richtek RT4505 flash LED controller.
Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
-rw-r--r-- | Documentation/devicetree/bindings/leds/leds-rt4505.yaml | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-rt4505.yaml b/Documentation/devicetree/bindings/leds/leds-rt4505.yaml new file mode 100644 index 000000000000..5b0c74aa6723 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-rt4505.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/leds-rt4505.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Richtek RT4505 Single Channel LED Driver + +maintainers: + - ChiYuan Huang <cy_huang@richtek.com> + +description: | + The RT4505 is a flash LED driver that can support up to 375mA and 1.5A for + torch and flash mode, respectively. + + The data sheet can be found at: + https://www.richtek.com/assets/product_file/RT4505/DS4505-02.pdf + +properties: + compatible: + const: richtek,rt4505 + + reg: + description: I2C slave address of the controller. + maxItems: 1 + + led: + type: object + $ref: common.yaml# + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/leds/common.h> + + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + led-controller@63 { + compatible = "richtek,rt4505"; + reg = <0x63>; + + rt4505_flash: led { + function = LED_FUNCTION_FLASH; + color = <LED_COLOR_ID_WHITE>; + led-max-microamp = <375000>; + flash-max-microamp = <1500000>; + flash-max-timeout-us = <800000>; + }; + }; + }; |