arch/arm64/boot/dts/marvell/armada-70x0.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/marvell/armada-70x0.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/marvell/armada-70x0.dtsi
Extension
.dtsi
Size
1369 bytes
Lines
72
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+ OR MIT)
/*
 * Copyright (C) 2017 Marvell Technology Group Ltd.
 *
 * Device Tree file for the Armada 70x0 SoC
 */

/ {
	aliases {
		gpio1 = &cp0_gpio1;
		gpio2 = &cp0_gpio2;
		spi1 = &cp0_spi0;
		spi2 = &cp0_spi1;
	};
};

/*
 * Instantiate the CP110
 */
#define CP11X_NAME		cp0
#define CP11X_BASE		f2000000
#define CP11X_PCIEx_MEM_BASE(iface) (0xf6000000 + (iface * 0x1000000))
#define CP11X_PCIEx_MEM_SIZE(iface) 0xf00000
#define CP11X_PCIE0_BASE	f2600000
#define CP11X_PCIE1_BASE	f2620000
#define CP11X_PCIE2_BASE	f2640000

#include "armada-cp110.dtsi"

#undef CP11X_NAME
#undef CP11X_BASE
#undef CP11X_PCIEx_MEM_BASE
#undef CP11X_PCIEx_MEM_SIZE
#undef CP11X_PCIE0_BASE
#undef CP11X_PCIE1_BASE
#undef CP11X_PCIE2_BASE

&cp0_gpio1 {
	status = "okay";
};

&cp0_gpio2 {
	status = "okay";
};

&cp0_syscon0 {
	cp0_pinctrl: pinctrl {
		compatible = "marvell,armada-7k-pinctrl";


		sdhci_pins: sdhci-pins {
			marvell,pins = "mpp56", "mpp57", "mpp58",
				       "mpp59", "mpp60", "mpp61", "mpp62";
			marvell,function = "sdio";
		};

		nand_pins: nand-pins {
			marvell,pins =
			"mpp15", "mpp16", "mpp17", "mpp18",
			"mpp19", "mpp20", "mpp21", "mpp22",
			"mpp23", "mpp24", "mpp25", "mpp26",
			"mpp27";
			marvell,function = "dev";
		};

		nand_rb: nand-rb-pins {
			marvell,pins = "mpp13";
			marvell,function = "nf";
		};
	};

Annotation

Implementation Notes