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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/gpio/gpio-lp3943.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/gpio-lp3943.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio-lp3943.txt b/Documentation/devicetree/bindings/gpio/gpio-lp3943.txt new file mode 100644 index 000000000..80fcb7d70 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-lp3943.txt @@ -0,0 +1,37 @@ +TI/National Semiconductor LP3943 GPIO controller + +Required properties: + - compatible: "ti,lp3943-gpio" + - gpio-controller: Marks the device node as a GPIO controller. + - #gpio-cells: Should be 2. See gpio.txt in this directory for a + description of the cells format. + +Example: +Simple LED controls with LP3943 GPIO controller + +&i2c4 { + lp3943@60 { + compatible = "ti,lp3943"; + reg = <0x60>; + + gpioex: gpio { + compatible = "ti,lp3943-gpio"; + gpio-controller; + #gpio-cells = <2>; + }; + }; +}; + +leds { + compatible = "gpio-leds"; + indicator1 { + label = "indi1"; + gpios = <&gpioex 9 GPIO_ACTIVE_LOW>; + }; + + indicator2 { + label = "indi2"; + gpios = <&gpioex 10 GPIO_ACTIVE_LOW>; + default-state = "off"; + }; +}; |