linux_kernel/arch/arm64/boot/dts/qcom/apq8096-db820c-pins.dtsi

/*
 * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */
&msmgpio {
	sdc2_cd_on: sdc2_cd_on {
		mux {
			pins = "gpio38";
			function = "gpio";
		};

		config {
			pins = "gpio38";
			bias-pull-up;		/* pull up */
			drive-strength = <16>;	/* 16 MA */
		};
	};

	sdc2_cd_off: sdc2_cd_off {
		mux {
			pins = "gpio38";
			function = "gpio";
		};

		config {
			pins = "gpio38";
			bias-pull-up;		/* pull up */
			drive-strength = <2>;	/* 2 MA */
		};
	};

	blsp1_uart1_default: blsp1_uart1_default {
		mux {
			pins = "gpio41", "gpio42", "gpio43", "gpio44";
			function = "blsp_uart2";
		};

		config {
			pins = "gpio41", "gpio42", "gpio43", "gpio44";
			drive-strength = <16>;
			bias-disable;
		};
	};

	blsp1_uart1_sleep: blsp1_uart1_sleep {
		mux {
			pins = "gpio41", "gpio42", "gpio43", "gpio44";
			function = "gpio";
		};

		config {
			pins = "gpio41", "gpio42", "gpio43", "gpio44";
			drive-strength = <2>;
			bias-disable;
		};
	};
};