Samuel Holland
aab941b8c3
Revisions 1.0 and 1.1 of the PinePhone mainboard do not have an external resistor connecting HBIAS to MIC2P. Enable the internal resistor to provide the necessary headeset microphone bias. Signed-off-by: Samuel Holland <samuel@sholland.org> Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com> Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com> Link: https://lore.kernel.org/r/20220621035452.60272-4-samuel@sholland.org
21 lines
473 B
Devicetree
21 lines
473 B
Devicetree
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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// Copyright (C) 2020 Ondrej Jirman <megous@megous.com>
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/dts-v1/;
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#include "sun50i-a64-pinephone.dtsi"
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/ {
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model = "Pine64 PinePhone Developer Batch (1.0)";
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compatible = "pine64,pinephone-1.0", "pine64,pinephone", "allwinner,sun50i-a64";
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};
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&codec_analog {
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allwinner,internal-bias-resistor;
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};
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&sgm3140 {
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enable-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
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flash-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
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};
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