diff options
author | H. Peter Anvin <hpa@linux.intel.com> | 2014-02-07 11:27:30 -0800 |
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committer | H. Peter Anvin <hpa@linux.intel.com> | 2014-02-07 11:27:30 -0800 |
commit | a3b072cd180c12e8fe0ece9487b9065808327640 (patch) | |
tree | 62b982041be84748852d77cdf6ca5639ef40858f /Documentation/devicetree/bindings/gpio/gpio-lp3943.txt | |
parent | 75a1ba5b2c529db60ca49626bcaf0bddf4548438 (diff) | |
parent | 081cd62a010f97b5bc1d2b0cd123c5abc692b68a (diff) |
Merge tag 'efi-urgent' into x86/urgent
* Avoid WARN_ON() when mapping BGRT on Baytrail (EFI 32-bit).
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'Documentation/devicetree/bindings/gpio/gpio-lp3943.txt')
-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 00000000000..80fcb7d70e1 --- /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"; + }; +}; |