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cape-univ-audio-00A0.dts
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cape-univ-audio-00A0.dts
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// Copyright 2013
// Charles Steinkuehler <[email protected]>, Aditya Patadia (aditya.patadia.org)
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// 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.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/dts-v1/;
/plugin/;
/ {
compatible = "ti,beaglebone", "ti,beaglebone-black";
/* identification */
part-number = "cape-bone-audio";
version = "00A0";
/* state the resources this cape uses */
exclusive-use =
"P9.25",
"P9.28",
"P9.29",
"P9.31";
fragment@0 {
target = <&am33xx_pinmux>;
__overlay__ {
/*************************/
/* P9 Header */
/*************************/
/* P9_25 (ZCZ ball A14) Audio */
P9_25_default_pin: pinmux_P9_25_default_pin {
pinctrl-single,pins = <0x1ac 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_25_gpio_pin: pinmux_P9_25_gpio_pin {
pinctrl-single,pins = <0x1ac 0x2F>; }; /* Mode 7, RxActive */
P9_25_gpio_pu_pin: pinmux_P9_25_gpio_pu_pin {
pinctrl-single,pins = <0x1ac 0x37>; }; /* Mode 7, Pull-Up, RxActive */
P9_25_gpio_pd_pin: pinmux_P9_25_gpio_pd_pin {
pinctrl-single,pins = <0x1ac 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_25_qep_pin: pinmux_P9_25_qep_pin {
pinctrl-single,pins = <0x1ac 0x21>; }; /* Mode 1, Pull-Down, RxActive */
P9_25_pruout_pin: pinmux_P9_25_pruout_pin {
pinctrl-single,pins = <0x1ac 0x25>; }; /* Mode 5, Pull-Down, RxActive */
P9_25_pruin_pin: pinmux_P9_25_pruin_pin {
pinctrl-single,pins = <0x1ac 0x26>; }; /* Mode 6, Pull-Down, RxActive */
/* P9_28 (ZCZ ball C12) Audio */
P9_28_default_pin: pinmux_P9_28_default_pin {
pinctrl-single,pins = <0x19c 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_28_gpio_pin: pinmux_P9_28_gpio_pin {
pinctrl-single,pins = <0x19c 0x2F>; }; /* Mode 7, RxActive */
P9_28_gpio_pu_pin: pinmux_P9_28_gpio_pu_pin {
pinctrl-single,pins = <0x19c 0x37>; }; /* Mode 7, Pull-Up, RxActive */
P9_28_gpio_pd_pin: pinmux_P9_28_gpio_pd_pin {
pinctrl-single,pins = <0x19c 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_28_pwm_pin: pinmux_P9_28_pwm_pin {
pinctrl-single,pins = <0x19c 0x21>; }; /* Mode 1, Pull-Down, RxActive */
P9_28_spi_pin: pinmux_P9_28_spi_pin {
pinctrl-single,pins = <0x19c 0x23>; }; /* Mode 3, Pull-Down, RxActive */
P9_28_pwm2_pin: pinmux_P9_28_pwm2_pin {
pinctrl-single,pins = <0x19c 0x24>; }; /* Mode 4, Pull-Down, RxActive */
P9_28_pruout_pin: pinmux_P9_28_pruout_pin {
pinctrl-single,pins = <0x19c 0x25>; }; /* Mode 5, Pull-Down, RxActive */
P9_28_pruin_pin: pinmux_P9_28_pruin_pin {
pinctrl-single,pins = <0x19c 0x26>; }; /* Mode 6, Pull-Down, RxActive */
/* P9_29 (ZCZ ball B13) Audio */
P9_29_default_pin: pinmux_P9_29_default_pin {
pinctrl-single,pins = <0x194 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_29_gpio_pin: pinmux_P9_29_gpio_pin {
pinctrl-single,pins = <0x194 0x2F>; }; /* Mode 7, RxActive */
P9_29_gpio_pu_pin: pinmux_P9_29_gpio_pu_pin {
pinctrl-single,pins = <0x194 0x37>; }; /* Mode 7, Pull-Up, RxActive */
P9_29_gpio_pd_pin: pinmux_P9_29_gpio_pd_pin {
pinctrl-single,pins = <0x194 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_29_pwm_pin: pinmux_P9_29_pwm_pin {
pinctrl-single,pins = <0x194 0x21>; }; /* Mode 1, Pull-Down, RxActive */
P9_29_spi_pin: pinmux_P9_29_spi_pin {
pinctrl-single,pins = <0x194 0x23>; }; /* Mode 3, Pull-Down, RxActive */
P9_29_pruout_pin: pinmux_P9_29_pruout_pin {
pinctrl-single,pins = <0x194 0x25>; }; /* Mode 5, Pull-Down, RxActive */
P9_29_pruin_pin: pinmux_P9_29_pruin_pin {
pinctrl-single,pins = <0x194 0x26>; }; /* Mode 6, Pull-Down, RxActive */
/* P9_31 (ZCZ ball A13) Audio */
P9_31_default_pin: pinmux_P9_31_default_pin {
pinctrl-single,pins = <0x190 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_31_gpio_pin: pinmux_P9_31_gpio_pin {
pinctrl-single,pins = <0x190 0x2F>; }; /* Mode 7, RxActive */
P9_31_gpio_pu_pin: pinmux_P9_31_gpio_pu_pin {
pinctrl-single,pins = <0x190 0x37>; }; /* Mode 7, Pull-Up, RxActive */
P9_31_gpio_pd_pin: pinmux_P9_31_gpio_pd_pin {
pinctrl-single,pins = <0x190 0x27>; }; /* Mode 7, Pull-Down, RxActive */
P9_31_pwm_pin: pinmux_P9_31_pwm_pin {
pinctrl-single,pins = <0x190 0x21>; }; /* Mode 1, Pull-Down, RxActive */
P9_31_spi_pin: pinmux_P9_31_spi_pin {
pinctrl-single,pins = <0x190 0x23>; }; /* Mode 3, Pull-Down, RxActive */
P9_31_pruout_pin: pinmux_P9_31_pruout_pin {
pinctrl-single,pins = <0x190 0x25>; }; /* Mode 5, Pull-Down, RxActive */
P9_31_pruin_pin: pinmux_P9_31_pruin_pin {
pinctrl-single,pins = <0x190 0x26>; }; /* Mode 6, Pull-Down, RxActive */
};
};
/************************/
/* Pin Multiplexing */
/************************/
fragment@1 {
target = <&ocp>;
__overlay__ {
/************************/
/* P9 Header */
/************************/
P9_25_pinmux {
compatible = "bone-pinmux-helper";
status = "okay";
pinctrl-names = "default", "gpio", "gpio_pu", "gpio_pd", "qep", "pruout", "pruin";
pinctrl-0 = <&P9_25_default_pin>;
pinctrl-1 = <&P9_25_gpio_pin>;
pinctrl-2 = <&P9_25_gpio_pu_pin>;
pinctrl-3 = <&P9_25_gpio_pd_pin>;
pinctrl-4 = <&P9_25_qep_pin>;
pinctrl-5 = <&P9_25_pruout_pin>;
pinctrl-6 = <&P9_25_pruin_pin>;
};
P9_28_pinmux {
compatible = "bone-pinmux-helper";
status = "okay";
pinctrl-names = "default", "gpio", "gpio_pu", "gpio_pd", "pwm", "spi", "pwm2", "pruout", "pruin";
pinctrl-0 = <&P9_28_default_pin>;
pinctrl-1 = <&P9_28_gpio_pin>;
pinctrl-2 = <&P9_28_gpio_pu_pin>;
pinctrl-3 = <&P9_28_gpio_pd_pin>;
pinctrl-4 = <&P9_28_pwm_pin>;
pinctrl-5 = <&P9_28_spi_pin>;
pinctrl-6 = <&P9_28_pwm2_pin>;
pinctrl-7 = <&P9_28_pruout_pin>;
pinctrl-8 = <&P9_28_pruin_pin>;
};
P9_29_pinmux {
compatible = "bone-pinmux-helper";
status = "okay";
pinctrl-names = "default", "gpio", "gpio_pu", "gpio_pd", "pwm", "spi", "pruout", "pruin";
pinctrl-0 = <&P9_29_default_pin>;
pinctrl-1 = <&P9_29_gpio_pin>;
pinctrl-2 = <&P9_29_gpio_pu_pin>;
pinctrl-3 = <&P9_29_gpio_pd_pin>;
pinctrl-4 = <&P9_29_pwm_pin>;
pinctrl-5 = <&P9_29_spi_pin>;
pinctrl-6 = <&P9_29_pruout_pin>;
pinctrl-7 = <&P9_29_pruin_pin>;
};
P9_31_pinmux {
compatible = "bone-pinmux-helper";
status = "okay";
pinctrl-names = "default", "gpio", "gpio_pu", "gpio_pd", "pwm", "spi", "pruout", "pruin";
pinctrl-0 = <&P9_31_default_pin>;
pinctrl-1 = <&P9_31_gpio_pin>;
pinctrl-2 = <&P9_31_gpio_pu_pin>;
pinctrl-3 = <&P9_31_gpio_pd_pin>;
pinctrl-4 = <&P9_31_pwm_pin>;
pinctrl-5 = <&P9_31_spi_pin>;
pinctrl-6 = <&P9_31_pruout_pin>;
pinctrl-7 = <&P9_31_pruin_pin>;
};
};
};
fragment@2 {
target = <&ocp>;
__overlay__ {
// !!!WARNING!!!
// gpio-of-helper &gpio pointers are off-by-one vs. the hardware:
// hardware GPIO bank 0 = &gpio1
cape-universal {
compatible = "gpio-of-helper";
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <>;
P9_25 {
gpio-name = "P9_25";
gpio = <&gpio4 21 0>;
input;
dir-changeable;
};
P9_28 {
gpio-name = "P9_28";
gpio = <&gpio4 17 0>;
input;
dir-changeable;
};
P9_29 {
gpio-name = "P9_29";
gpio = <&gpio4 15 0>;
input;
dir-changeable;
};
P9_31 {
gpio-name = "P9_31";
gpio = <&gpio4 14 0>;
input;
dir-changeable;
};
};
};
};
};