arch/arm/boot/dts/nxp/imx/imx6sll.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6sll.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6sll.dtsi
Extension
.dtsi
Size
24300 bytes
Lines
849
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 OR MIT)
/*
 * Copyright 2016 Freescale Semiconductor, Inc.
 * Copyright 2017-2018 NXP.
 *
 */

#include <dt-bindings/clock/imx6sll-clock.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "imx6sll-pinfunc.h"

/ {
	#address-cells = <1>;
	#size-cells = <1>;

	aliases {
		gpio0 = &gpio1;
		gpio1 = &gpio2;
		gpio2 = &gpio3;
		gpio3 = &gpio4;
		gpio4 = &gpio5;
		gpio5 = &gpio6;
		i2c0 = &i2c1;
		i2c1 = &i2c2;
		i2c2 = &i2c3;
		mmc0 = &usdhc1;
		mmc1 = &usdhc2;
		mmc2 = &usdhc3;
		serial0 = &uart1;
		serial1 = &uart2;
		serial2 = &uart3;
		serial3 = &uart4;
		serial4 = &uart5;
		spi0 = &ecspi1;
		spi1 = &ecspi2;
		spi3 = &ecspi3;
		spi4 = &ecspi4;
		usb0 = &usbotg1;
		usb1 = &usbotg2;
		usbphy0 = &usbphy1;
		usbphy1 = &usbphy2;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			compatible = "arm,cortex-a9";
			device_type = "cpu";
			reg = <0>;
			next-level-cache = <&L2>;
			operating-points =
				/* kHz    uV */
				<996000  1275000>,
				<792000  1175000>,
				<396000  1075000>,
				<198000	  975000>;
			fsl,soc-operating-points =
				/* ARM kHz      SOC-PU uV */
				<996000         1175000>,
				<792000         1175000>,
				<396000         1175000>,
				<198000		1175000>;
			clock-latency = <61036>; /* two CLK32 periods */
			#cooling-cells = <2>;
			clocks = <&clks IMX6SLL_CLK_ARM>,
				 <&clks IMX6SLL_CLK_PLL2_PFD2>,
				 <&clks IMX6SLL_CLK_STEP>,

Annotation

Implementation Notes