gistfile1.txt

/*
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <dt-bindings/board/am335x-bbw-bbb-base.h>

&am33xx_pinmux {
	i2c1_pins: pinmux_i2c1_pins {
		pinctrl-single,pins = <
			/* spi0_d1.i2c1_sda, SLEWCTRL_SLOW | INPUT_PULLUP | MODE2 */
			BONE_P9_18 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)
			/* spi0_cs0.i2c1_scl, SLEWCTRL_SLOW | INPUT_PULLUP | MODE2 */
			BONE_P9_17 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE2)
		>;
	};

	i2c2_pins: pinmux_i2c2_pins {
		pinctrl-single,pins = <
			BONE_P9_20 0x73 /* (SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE3) uart1_ctsn.i2c2_sda */
			BONE_P9_19 0x73 /* (SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE3) uart1_rtsn.i2c2_scl */
		>;
	};
};

&i2c1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;
	clock-frequency = <100000>;
};

&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins>;

	status = "okay";
	clock-frequency = <100000>;

	rtc@68 {
		compatible = "maxim,ds1307";
		reg = <0x68>;
	};
};