51 lines
1.2 KiB
Plaintext
51 lines
1.2 KiB
Plaintext
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// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Jetson Device-tree overlay for Adafruit I2S MEMS Microphone Breakout
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* (SPH0645LM4H).
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*
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* Copyright (c) 2019-2021 NVIDIA CORPORATION. All rights reserved.
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*
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*/
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#include <dt-bindings/pinctrl/pinctrl-tegra.h>
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/ {
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overlay-name = "Adafruit SPH0645LM4H";
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jetson-header-name = "Jetson 40pin Header";
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compatible = JETSON_COMPATIBLE;
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fragment@0 {
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target = <&pinmux>;
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__overlay__ {
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pinctrl-names = "default";
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pinctrl-0 = <&jetson_io_pinmux>;
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jetson_io_pinmux: exp-header-pinmux {
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hdr40-pin12 {
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nvidia,pins = HDR40_PIN12;
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nvidia,function = HDR40_I2S;
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nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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hdr40-pin35 {
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nvidia,pins = HDR40_PIN35;
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nvidia,function = HDR40_I2S;
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nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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hdr40-pin38 {
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nvidia,pins = HDR40_PIN38;
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nvidia,function = HDR40_I2S;
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nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
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nvidia,tristate = <TEGRA_PIN_ENABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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};
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};
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};
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};
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