arch/arm64/boot/dts/freescale/imx8qm-ss-lvds.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8qm-ss-lvds.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8qm-ss-lvds.dtsi
Extension
.dtsi
Size
1994 bytes
Lines
77
Domain
Architecture Layer
Bucket
arch/arm64
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+

/*
 * Copyright 2024 NXP
 */

&qm_lvds0_lis_lpcg {
	clocks = <&lvds_ipg_clk>;
	clock-indices = <IMX_LPCG_CLK_4>;
};

&qm_lvds0_pwm_lpcg {
	clocks = <&clk IMX_SC_R_LVDS_0_PWM_0 IMX_SC_PM_CLK_PER>,
		 <&lvds_ipg_clk>;
	clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
};

&qm_lvds0_i2c0_lpcg {
	clocks = <&clk IMX_SC_R_LVDS_0_I2C_0 IMX_SC_PM_CLK_PER>,
		 <&lvds_ipg_clk>;
	clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
};

&qm_pwm_lvds0 {
	clocks = <&qm_lvds0_pwm_lpcg IMX_LPCG_CLK_4>,
		 <&qm_lvds0_pwm_lpcg IMX_LPCG_CLK_0>;
};

&qm_i2c0_lvds0 {
	clocks = <&qm_lvds0_i2c0_lpcg IMX_LPCG_CLK_0>,
		 <&qm_lvds0_i2c0_lpcg IMX_LPCG_CLK_4>;
};

&lvds0_subsys {
	interrupt-parent = <&irqsteer_lvds0>;

	irqsteer_lvds0: interrupt-controller@56240000 {
		compatible = "fsl,imx8qm-irqsteer", "fsl,imx-irqsteer";
		reg = <0x56240000 0x1000>;
		interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-controller;
		interrupt-parent = <&gic>;
		#interrupt-cells = <1>;
		clocks = <&qm_lvds0_lis_lpcg IMX_LPCG_CLK_4>;
		clock-names = "ipg";
		power-domains = <&pd IMX_SC_R_LVDS_0>;

		fsl,channel = <0>;
		fsl,num-irqs = <32>;
	};

	lvds0_i2c1_lpcg: clock-controller@56243014 {
		compatible = "fsl,imx8qxp-lpcg";
		reg = <0x56243014 0x4>;
		#clock-cells = <1>;
		clocks = <&clk IMX_SC_R_LVDS_0_I2C_0 IMX_SC_PM_CLK_PER>,
			 <&lvds_ipg_clk>;
		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
		clock-output-names = "lvds0_i2c1_lpcg_clk",
				     "lvds0_i2c1_lpcg_ipg_clk";
		power-domains = <&pd IMX_SC_R_LVDS_0_I2C_0>;
	};

	i2c1_lvds0: i2c@56247000 {
		compatible = "fsl,imx8qm-lpi2c", "fsl,imx7ulp-lpi2c";
		reg = <0x56247000 0x1000>;
		interrupts = <9>;
		clocks = <&lvds0_i2c1_lpcg IMX_LPCG_CLK_0>,
			 <&lvds0_i2c1_lpcg IMX_LPCG_CLK_4>;
		clock-names = "per", "ipg";

Annotation

Implementation Notes