Commit 032c18c5 authored by Stephan Gerhold's avatar Stephan Gerhold Committed by Linus Walleij
Browse files

ARM: dts: ux500: samsung-golden: Add IMU (accelerometer + gyroscope) 



samsung-golden has a InvenSense MPU-6051M IMU that provides an
accelerometer and gyroscope. It seems to be functionally compatible
with MPU-6050 so we can easily enable it by adding the necessary
device tree nodes.

Signed-off-by: default avatarStephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20191219202052.19039-6-stephan@gerhold.net


Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent b952efeb

arch/arm/boot/dts/ste-ux500-samsung-golden.dts

+37 −0
Original line number Diff line number Diff line
@@ -6,6 +6,7 @@ 
#include "ste-dbx5x0-pinctrl.dtsi"

#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/input.h>

#include <dt-bindings/interrupt-controller/irq.h>



/*

 * Note: This device tree cannot be booted directly with the Samsung bootloader.
@@ -114,6 +115,33 @@ uart@80007000 { 
			pinctrl-1 = <&u2rxtx_c_1_sleep>;

		};



		i2c@80128000 {

			status = "okay";



			pinctrl-names = "default", "sleep";

			pinctrl-0 = <&i2c2_b_2_default>;

			pinctrl-1 = <&i2c2_b_2_sleep>;



			imu@68 {

				compatible = "invensense,mpu6050";

				reg = <0x68>;



				/* GPIO206 (ACC_INT) */

				interrupt-parent = <&gpio6>;

				interrupts = <14 IRQ_TYPE_EDGE_RISING>;



				mount-matrix = "0", "1", "0",

					      "-1", "0", "0",

					       "0", "0", "1";



				vdd-supply = <&ab8500_ldo_aux1_reg>;

				vddio-supply = <&ab8500_ldo_aux8_reg>;



				pinctrl-names = "default";

				pinctrl-0 = <&imu_default>;

			};

		};



		prcmu@80157000 {

			ab8505 {

				ab8500_usb {
@@ -272,6 +300,15 @@ golden_cfg1 { 
		};

	};



	imu {

		imu_default: imu_default {

			golden_cfg1 {

				pins = "GPIO206_AG24";	/* ACC_INT */

				ste,config = <&gpio_in_pd>;

			};

		};

	};



	vibrator {

		vibrator_default: vibrator_default {

			golden_cfg1 {