arch/arm/boot/dts/nxp/imx/imx6ul-tx6ul.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6ul-tx6ul.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6ul-tx6ul.dtsi
Extension
.dtsi
Size
22692 bytes
Lines
910
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: (GPL-2.0-only OR MIT)
/*
 * Copyright 2015 Lothar Waßmann <LW@KARO-electronics.de>
 */

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

/ {
	aliases {
		can0 = &can2;
		can1 = &can1;
		display = &display;
		i2c0 = &i2c2;
		i2c1 = &i2c_gpio;
		i2c2 = &i2c1;
		i2c3 = &i2c3;
		i2c4 = &i2c4;
		lcdif-23bit-pins-a = &pinctrl_disp0_1;
		lcdif-24bit-pins-a = &pinctrl_disp0_2;
		pwm0 = &pwm5;
		reg-can-xcvr = &reg_can_xcvr;
		serial2 = &uart5;
		serial4 = &uart3;
		spi0 = &ecspi2;
		spi1 = &spi_gpio;
		stk5led = &user_led;
		usbh1 = &usbotg2;
		usbotg = &usbotg1;
	};

	chosen {
		stdout-path = &uart1;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0>; /* will be filled by U-Boot */
	};

	clocks {
		mclk: mclk {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <26000000>;
		};
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_lcd_rst>;
		enable-gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
		pwms = <&pwm5 0 500000 PWM_POLARITY_INVERTED>;
		power-supply = <&reg_lcd_pwr>;
		/*
		 * a poor man's way to create a 1:1 relationship between
		 * the PWM value and the actual duty cycle
		 */
		brightness-levels = < 0  1  2  3  4  5  6  7  8  9
				     10 11 12 13 14 15 16 17 18 19
				     20 21 22 23 24 25 26 27 28 29
				     30 31 32 33 34 35 36 37 38 39
				     40 41 42 43 44 45 46 47 48 49
				     50 51 52 53 54 55 56 57 58 59
				     60 61 62 63 64 65 66 67 68 69
				     70 71 72 73 74 75 76 77 78 79
				     80 81 82 83 84 85 86 87 88 89
				     90 91 92 93 94 95 96 97 98 99

Annotation

Implementation Notes