nt9856x/BSP/linux-kernel/arch/arm/boot/dts/ste-href-ab8505.dtsi

/*
 * Copyright 2014 Linaro Ltd.
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 or later at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

/ {
	soc {
		prcmu@80157000 {
			ab8505 {
				ab8505-gpio {
					/* Hog a few default settings */
					pinctrl-names = "default";
					pinctrl-0 = <&gpio2_default_mode>,
						    <&gpio10_default_mode>,
						    <&gpio11_default_mode>,
						    <&gpio13_default_mode>,
						    <&gpio34_default_mode>,
						    <&gpio50_default_mode>,
						    <&pwm_default_mode>,
						    <&adi2_default_mode>,
						    <&modsclsda_default_mode>,
						    <&resethw_default_mode>,
						    <&service_default_mode>;

					/*
					 * Pins 2, 10, 11, 13, 34 and 50
					 * are muxed in as GPIO, and configured as INPUT PULL DOWN
					 */
					gpio2 {
						gpio2_default_mode: gpio2_default {
							default_mux {
								function = "gpio";
								groups = "gpio2_a_1";
							};
							default_cfg {
								pins = "GPIO2_R5";
								input-enable;
								bias-pull-down;
							};
						};
					};
					gpio10 {
						gpio10_default_mode: gpio10_default {
							default_mux {
								function = "gpio";
								groups = "gpio10_d_1";
							};
							default_cfg {
								pins = "GPIO10_B16";
								input-enable;
								bias-pull-down;
							};
						};
					};
					gpio11 {
						gpio11_default_mode: gpio11_default {
							default_mux {
								function = "gpio";
								groups = "gpio11_d_1";
							};
							default_cfg {
								pins = "GPIO11_B17";
								input-enable;
								bias-pull-down;
							};
						};
					};
					gpio13 {
						gpio13_default_mode: gpio13_default {
							default_mux {
								function = "gpio";
								groups = "gpio13_d_1";
							};
							default_cfg {
								pins = "GPIO13_D17";
								input-enable;
								bias-disable;
							};
						};
					};
					gpio34 {
						gpio34_default_mode: gpio34_default {
							default_mux {
								function = "gpio";
								groups = "gpio34_a_1";
							};
							default_cfg {
								pins = "GPIO34_H14";
								input-enable;
								bias-pull-down;
							};
						};
					};
					gpio50 {
						gpio50_default_mode: gpio50_default {
							default_mux {
								function = "gpio";
								groups = "gpio50_d_1";
							};
							default_cfg {
								pins = "GPIO50_L4";
								input-enable;
								bias-disable;
							};
						};
					};
					/* This sets up the PWM pin 14 */
					pwm {
						pwm_default_mode: pwm_default {
							default_mux {
								function = "pwmout";
								groups = "pwmout1_d_1";
							};
							default_cfg {
								pins = "GPIO14_C16";
								input-enable;
								bias-pull-down;
							};
						};
					};
					/* This sets up audio interface 2 */
					adi2 {
						adi2_default_mode: adi2_default {
							default_mux {
								function = "adi2";
								groups = "adi2_d_1";
							};
							default_cfg {
								pins = "GPIO17_P2",
									 "GPIO18_N3",
									 "GPIO19_T1",
									 "GPIO20_P3";
								input-enable;
								bias-pull-down;
							};
						};
					};
					/* Modem I2C setup (SCL and SDA pins) */
					modsclsda {
						modsclsda_default_mode: modsclsda_default {
							default_mux {
								function = "modsclsda";
								groups = "modsclsda_d_1";
							};
							default_cfg {
								pins = "GPIO40_J15",
									"GPIO41_J14";
								input-enable;
								bias-pull-down;
							};
						};
					};
					resethw {
						resethw_default_mode: resethw_default {
							default_mux {
								function = "resethw";
								groups = "resethw_d_1";
							};
							default_cfg {
								pins = "GPIO52_D16";
								input-enable;
								bias-pull-down;
							};
						};
					};
					service {
						service_default_mode: service_default {
							default_mux {
								function = "service";
								groups = "service_d_1";
							};
							default_cfg {
								pins = "GPIO53_D15";
								input-enable;
								bias-pull-down;
							};
						};
					};
					/*
					 * Clock output pins associated with regulators.
					 */
					sysclkreq2 {
						sysclkreq2_default_mode: sysclkreq2_default {
							default_mux {
								function = "sysclkreq";
								groups = "sysclkreq2_d_1";
							};
							default_cfg {
								pins = "GPIO1_N4";
								input-enable;
								bias-disable;
							};
						};
						sysclkreq2_sleep_mode: sysclkreq2_sleep {
							default_mux {
								function = "gpio";
								groups = "gpio1_a_1";
							};
							default_cfg {
								pins = "GPIO1_N4";
								input-enable;
								bias-pull-down;
							};
						};
					};
					sysclkreq4 {
						sysclkreq4_default_mode: sysclkreq4_default {
							default_mux {
								function = "sysclkreq";
								groups = "sysclkreq4_d_1";
							};
							default_cfg {
								pins = "GPIO3_P5";
								input-enable;
								bias-disable;
							};
						};
						sysclkreq4_sleep_mode: sysclkreq4_sleep {
							default_mux {
								function = "gpio";
								groups = "gpio3_a_1";
							};
							default_cfg {
								pins = "GPIO3_P5";
								input-enable;
								bias-pull-down;
							};
						};
					};
				};
			};
		};
	};
};