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ASoC: rt5677: Add gpio-controller DTS documentation

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Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Anatol Pomozov 2014-09-24 11:31:58 -07:00 committed by Mark Brown
parent f9f6a592cf
commit 0e612ff10c
1 changed files with 9 additions and 0 deletions
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Documentation/devicetree/bindings/sound/rt5677.txt
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@ -10,6 +10,11 @@ Required properties:
- interrupts : The CODEC's interrupt output. - interrupts : The CODEC's interrupt output.
- gpio-controller : Indicates this device is a GPIO controller.
- #gpio-cells : Should be two. The first cell is the pin number and the
second cell is used to specify optional parameters (currently unused).
Optional properties: Optional properties:
- realtek,pow-ldo2-gpio : The GPIO that controls the CODEC's POW_LDO2 pin. - realtek,pow-ldo2-gpio : The GPIO that controls the CODEC's POW_LDO2 pin.
@ -36,6 +41,10 @@ rt5677 {
reg = <0x2c>; reg = <0x2c>;
interrupt-parent = <&gpio>; interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(W, 3) GPIO_ACTIVE_HIGH>; interrupts = <TEGRA_GPIO(W, 3) GPIO_ACTIVE_HIGH>;
gpio-controller;
#gpio-cells = <2>;
realtek,pow-ldo2-gpio = realtek,pow-ldo2-gpio =
<&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>; <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>;
}; };