arch/arm64/boot/dts/freescale/imx8dxl-ss-adma.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8dxl-ss-adma.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8dxl-ss-adma.dtsi
Extension
.dtsi
Size
6861 bytes
Lines
261
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 2019~2020, 2022 NXP
 */

/delete-node/ &asrc1;
/delete-node/ &asrc1_lpcg;
/delete-node/ &adc1;
/delete-node/ &adc1_lpcg;
/delete-node/ &amix;
/delete-node/ &amix_lpcg;
/delete-node/ &edma1;
/delete-node/ &esai0;
/delete-node/ &esai0_lpcg;
/delete-node/ &sai4;
/delete-node/ &sai4_lpcg;
/delete-node/ &sai5;
/delete-node/ &sai5_lpcg;

&acm {
	compatible = "fsl,imx8dxl-acm";
	power-domains = <&pd IMX_SC_R_AUDIO_CLK_0>,
			<&pd IMX_SC_R_AUDIO_CLK_1>,
			<&pd IMX_SC_R_MCLK_OUT_0>,
			<&pd IMX_SC_R_MCLK_OUT_1>,
			<&pd IMX_SC_R_AUDIO_PLL_0>,
			<&pd IMX_SC_R_AUDIO_PLL_1>,
			<&pd IMX_SC_R_ASRC_0>,
			<&pd IMX_SC_R_SAI_0>,
			<&pd IMX_SC_R_SAI_1>,
			<&pd IMX_SC_R_SAI_2>,
			<&pd IMX_SC_R_SAI_3>,
			<&pd IMX_SC_R_SPDIF_0>,
			<&pd IMX_SC_R_MQS_0>;
	clocks = <&aud_rec0_lpcg IMX_LPCG_CLK_0>,
		 <&aud_rec1_lpcg IMX_LPCG_CLK_0>,
		 <&aud_pll_div0_lpcg IMX_LPCG_CLK_0>,
		 <&aud_pll_div1_lpcg IMX_LPCG_CLK_0>,
		 <&clk_ext_aud_mclk0>,
		 <&clk_ext_aud_mclk1>,
		 <&clk_spdif0_rx>,
		 <&clk_sai0_rx_bclk>,
		 <&clk_sai0_tx_bclk>,
		 <&clk_sai1_rx_bclk>,
		 <&clk_sai1_tx_bclk>,
		 <&clk_sai2_rx_bclk>,
		 <&clk_sai3_rx_bclk>;
	clock-names = "aud_rec_clk0_lpcg_clk",
		      "aud_rec_clk1_lpcg_clk",
		      "aud_pll_div_clk0_lpcg_clk",
		      "aud_pll_div_clk1_lpcg_clk",
		      "ext_aud_mclk0",
		      "ext_aud_mclk1",
		      "spdif0_rx",
		      "sai0_rx_bclk",
		      "sai0_tx_bclk",
		      "sai1_rx_bclk",
		      "sai1_tx_bclk",
		      "sai2_rx_bclk",
		      "sai3_rx_bclk";
};

&audio_ipg_clk {
	clock-frequency = <160000000>;
};

&dma_ipg_clk {
	clock-frequency = <160000000>;
};

Annotation

Implementation Notes