// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: Copyright (c) 2021-2023, NVIDIA CORPORATION & AFFILIATES.  All rights reserved.
/*
 * Device-tree overlay for tegra234-p3737-0000-p3701-0000 M.2 Key E Slot.
 */

/dts-v1/;
/plugin/;

#include <dt-bindings/pinctrl/pinctrl-tegra.h>
#include <dt-bindings/tegra234-p3737-0000+p3701-0000.h>

/ {
	overlay-name = "Jetson M.2 Key E Slot";
	compatible = JETSON_COMPATIBLE;

	p3737-0000_p3701-0000-m2ke@0 {
		target = <&pinmux>;
		__overlay__ {
			pinctrl-names = "default";
			pinctrl-0 = <&jetson_io_pinmux>;
			jetson_io_pinmux: exp-header-pinmux {
				m2ke-pin8 {
					nvidia,pins = "dap4_sclk_pa4";
					nvidia,function = "i2s4";
					nvidia,pin-label = "i2s4_sclk";
					nvidia,tristate = <TEGRA_PIN_DISABLE>;
					nvidia,enable-input = <TEGRA_PIN_ENABLE>;
				};
				m2ke-pin10 {
					nvidia,pins = "dap4_fs_pa7";
					nvidia,function = "i2s4";
					nvidia,pin-label = "i2s4_fs";
					nvidia,tristate = <TEGRA_PIN_DISABLE>;
					nvidia,enable-input = <TEGRA_PIN_ENABLE>;
				};
				m2ke-pin12 {
					nvidia,pins = "dap4_din_pa6";
					nvidia,function = "i2s4";
					nvidia,pin-label = "i2s4_din";
					nvidia,tristate = <TEGRA_PIN_ENABLE>;
					nvidia,enable-input = <TEGRA_PIN_ENABLE>;
				};
				m2ke-pin14 {
					nvidia,pins = "dap4_dout_pa5";
					nvidia,function = "i2s4";
					nvidia,pin-label = "i2s4_dout";
					nvidia,tristate = <TEGRA_PIN_DISABLE>;
					nvidia,enable-input = <TEGRA_PIN_DISABLE>;
				};
				m2ke-pin22 {
					nvidia,pins = "uart2_rx_px5";
				};
				m2ke-pin32 {
					nvidia,pins = "uart2_tx_px4";
				};
				m2ke-pin34 {
					nvidia,pins = "uart2_cts_px7";
				};
				m2ke-pin36 {
					nvidia,pins = "uart2_rts_px6";
				};
				m2ke-pin58 {
					nvidia,pins = "dp_aux_ch3_n_pn0";
				};
				m2ke-pin60 {
					nvidia,pins = "dp_aux_ch3_p_pn7";
				};
			};
		};
	};
};