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/Linux-v5.15/Documentation/devicetree/bindings/arm/
Darm,realview.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/arm,realview.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ARM RealView Boards Device Tree Bindings
10 - Linus Walleij <linus.walleij@linaro.org>
13 The ARM RealView series of reference designs were built to explore the ARM
14 11, Cortex A-8 and Cortex A-9 CPUs. This included new features compared to
22 - description: ARM RealView Emulation Baseboard (HBI-0140) was created
23 as a generic platform to test different FPGA designs, and has
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Darm,vexpress-juno.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/arm,vexpress-juno.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ARM Versatile Express and Juno Boards Device Tree Bindings
10 - Sudeep Holla <sudeep.holla@arm.com>
11 - Linus Walleij <linus.walleij@linaro.org>
14 ARM's Versatile Express platform were built as reference designs for exploring
15 multicore Cortex-A class systems. The Versatile Express family contains both
30 "arm,vexpress" compatible was retained in the root node, and these are
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Darm,integrator.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/arm,integrator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ARM Integrator Boards Device Tree Bindings
10 - Linus Walleij <linus.walleij@linaro.org>
13 These were the first ARM platforms officially supported by ARM Ltd.
14 They are ARMv4, ARMv5 and ARMv6-capable using different core tiles,
23 - description: ARM Integrator Application Platform, this board has a PCI
27 rapid prototyping. See ARM DUI 0098B. This board can physically come
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Dvexpress-scc.txt1 ARM Versatile Express Serial Configuration Controller
2 -----------------------------------------------------
4 Test chips for ARM Versatile Express platform implement SCC (Serial
11 like platform configuration control and power management.
15 - compatible value: "arm,vexpress-scc,<model>", "arm,vexpress-scc";
18 eg. for Coretile Express A15x2 A7x3 (V2P-CA15_A7):
19 compatible = "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc";
23 - reg: when the SCC is memory mapped, physical address and size of the
25 - interrupts: when the SCC can generate a system-level interrupt
30 compatible = "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc";
Dvexpress-sysreg.txt1 ARM Versatile Express system registers
2 --------------------------------------
5 platform functions like board detection and identification, software
9 - compatible value : = "arm,vexpress,sysreg";
10 - reg : physical base address and the size of the registers window
13 - gpio-controller : specifies that the node is a GPIO controller
14 - #gpio-cells : size of the GPIO specifier, should be 2:
15 - first cell is the pseudo-GPIO line number:
16 0 - MMC CARDIN
17 1 - MMC WPROT
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Dapple.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/arm/apple.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Apple ARM Machine Device Tree Bindings
10 - Hector Martin <marcan@marcan.st>
13 ARM platforms using SoCs designed by Apple Inc., branded "Apple Silicon".
18 - Mac mini (M1, 2020)
19 - MacBook Pro (13-inch, M1, 2020)
20 - MacBook Air (M1, 2020)
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/Linux-v5.15/arch/arm/mach-realview/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "ARM Ltd. RealView family"
23 This enables support for ARM Ltd RealView boards.
32 Include support for the ARM(R) RealView(R) Emulation Baseboard
33 platform. On an ARMv5 kernel, this will include support for
34 the ARM926EJ-S core tile, while on an ARMv6/v7 kernel, at least
35 one of the ARM1136, ARM1176, ARM11MPCore or Cortex-A9MPCore
39 bool "Support ARM1136J(F)-S Tile"
44 Realview(R) Emulation Baseboard platform.
47 bool "Support ARM1176JZ(F)-S Tile"
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/Linux-v5.15/Documentation/arm/samsung-s3c24xx/
Doverview.rst2 S3C24XX ARM Linux Overview
8 ------------
10 The Samsung S3C24XX range of ARM9 System-on-Chip CPUs are supported
11 by the 's3c2410' architecture of ARM Linux. Currently the S3C2410,
21 included under the arch/arm/mach-s3c directory. Note, while core
27 -------------
38 ------
41 platform code contained in arch/arm/mach-s3c with headers in
42 arch/arm/mach-s3c/include
44 arch/arm/mach-s3c:
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/Linux-v5.15/drivers/clocksource/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
88 depends on ARM || ARM64
96 depends on ARM
110 depends on ARM
164 Enable 24-bit TIMER0 and TIMER1 counters in the NPCM7xx architecture,
182 depends on ARM
187 32-bit free running decrementing counters.
216 depends on ARM || ARM64
222 bool "Integrator-AP timer driver" if COMPILE_TEST
225 Enables support for the Integrator-AP timer.
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/Linux-v5.15/Documentation/devicetree/bindings/firmware/
Darm,scmi.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2021 ARM Ltd.
4 ---
5 $id: http://devicetree.org/schemas/firmware/arm,scmi.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Sudeep Holla <sudeep.holla@arm.com>
15 that are provided by the hardware platform it is running on, including power
19 the SCMI as described in ARM document number ARM DEN 0056 ("ARM System Control
20 and Management Interface Platform Design Document")[0] provide for OSPM in
23 [0] https://developer.arm.com/documentation/den0056/latest
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/Linux-v5.15/Documentation/hwmon/
Dvexpress.rst6 * ARM Ltd. Versatile Express platform
15 - http://infocenter.arm.com/help/topic/com.arm.doc.subset.boards.express/index.html
17 * Section "4.4.14. System Configuration registers" of the V2M-P1 TRM:
19 - http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0447-/index.html
24 -----------
26 Versatile Express platform (http://www.arm.com/versatileexpress/) is a
27 reference & prototyping system for ARM Ltd. processors. It can be set up
29 chip/FPGA) a number of microcontrollers responsible for platform
39 As these devices are non-discoverable, they must be described in a Device
/Linux-v5.15/drivers/vfio/platform/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "VFIO support for platform devices"
4 depends on ARM || ARM64 || COMPILE_TEST
7 Support for platform devices with VFIO. This is required to make
8 use of platform devices present on the system using the VFIO
18 Support for ARM AMBA devices with VFIO. This is required to make
19 use of ARM AMBA devices present on the system using the VFIO
24 source "drivers/vfio/platform/reset/Kconfig"
/Linux-v5.15/arch/arm/mach-integrator/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "ARM Ltd. Integrator family"
18 Support for ARM's Integrator platform.
29 Include support for the ARM(R) Integrator/AP and
33 bool "Include support for Integrator/IM-PD1"
41 The IM-PD1 is an add-on logic module for the Integrator which
42 allows ARM(R) Ltd PrimeCells to be developed and evaluated.
43 The IM-PD1 can be found on the Integrator/PP2 platform.
70 bool "Integrator/CM922T-XA10 core module"
76 bool "Integrator/CM926EJ-S core module"
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/Linux-v5.15/drivers/mailbox/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
6 on-chip processors through queued messages and interrupt driven
7 signals. Say Y if your platform supports hardware mailboxes.
12 tristate "ARM MHU Mailbox"
15 Say Y here if you want to build the ARM MHU controller driver.
20 tristate "ARM MHUv2 Mailbox"
23 Say Y here if you want to build the ARM MHUv2 controller driver,
33 tristate "Platform MHU Mailbox"
37 Say Y here if you want to build a platform specific variant MHU
43 bool "ARM PL320 Mailbox"
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/Linux-v5.15/drivers/soc/versatile/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # ARM Versatile SoC drivers
6 bool "SoC bus device for the ARM Integrator platform core modules"
10 Include support for the SoC bus on the ARM Integrator platform
15 bool "SoC bus device for the ARM RealView platforms"
19 Include support for the SoC bus on the ARM RealView platforms
/Linux-v5.15/Documentation/arm/spear/
Doverview.rst2 SPEAr ARM Linux Overview
6 ------------
11 The ST Microelectronics SPEAr range of ARM9/CortexA9 System-on-Chip CPUs are
12 supported by the 'spear' platform of ARM Linux. Currently SPEAr1310,
17 SPEAr (Platform)
19 - SPEAr3XX (3XX SOC series, based on ARM9)
20 - SPEAr300 (SOC)
21 - SPEAr300 Evaluation Board
22 - SPEAr310 (SOC)
23 - SPEAr310 Evaluation Board
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/Linux-v5.15/Documentation/arm/
Darm.rst2 ARM Linux 2.6 and upper
5 Please check <ftp://ftp.arm.linux.org.uk/pub/armlinux> for
9 ---------------------
11 In order to compile ARM Linux, you will need a compiler capable of
12 generating ARM ELF code with GNU extensions. GCC 3.3 is known to be
16 To build ARM Linux natively, you shouldn't have to alter the ARCH = line
17 in the top level Makefile. However, if you don't have the ARM Linux ELF
21 If you wish to cross-compile, then alter the following lines in the top
28 ARCH = arm
36 CROSS_COMPILE=<your-path-to-your-compiler-without-gcc>
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/Linux-v5.15/include/linux/amba/
Dpl08x.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * linux/amba/pl08x.h - ARM PrimeCell DMA Controller driver
5 * Copyright (C) 2005 ARM Ltd
6 * Copyright (C) 2010 ST-Ericsson SA
8 * pl08x information required by platform code
10 * Please credit ARM.com
11 * Documentation: ARM DDI 0196D
32 * struct pl08x_channel_data - data structure to pass info between
33 * platform and PL08x driver regarding channel configuration
84 * struct pl08x_platform_data - the platform configuration for the PL08x
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/Linux-v5.15/drivers/soc/renesas/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
47 if ARM && ARCH_RENESAS
49 #comment "Renesas ARM SoCs System Type"
52 bool "ARM32 Platform support for Emma Mobile EV2"
57 bool "ARM32 Platform support for R-Car E2"
63 bool "ARM32 Platform support for R-Car H1"
72 bool "ARM32 Platform support for R-Car H2"
80 bool "ARM32 Platform support for R-Car M1A"
85 bool "ARM32 Platform support for R-Car M2-N"
92 bool "ARM32 Platform support for R-Car M2-W"
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/Linux-v5.15/Documentation/devicetree/bindings/mailbox/
Darm,mhuv2.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/arm,mhuv2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ARM MHUv2 Mailbox Controller
10 - Tushar Khandelwal <tushar.khandelwal@arm.com>
11 - Viresh Kumar <viresh.kumar@linaro.org>
14 The Arm Message Handling Unit (MHU) Version 2 is a mailbox controller that has
15 between 1 and 124 channel windows (each 32-bit wide) to provide unidirectional
33 - Data-transfer: Each transfer is made of one or more words, using one or more
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/Linux-v5.15/Documentation/devicetree/
Dusage-model.rst1 .. SPDX-License-Identifier: GPL-2.0
44 ----------
56 In 2005, when PowerPC Linux began a major cleanup and to merge 32-bit
57 and 64-bit support, the decision was made to require DT support on all
61 blob without requiring a real Open Firmware implementation. U-Boot,
66 existing non-DT aware firmware.
70 architectures (arm, microblaze, mips, powerpc, sparc, and x86) and 1
74 -------------
79 -------------------
88 per-machine hard coded selections.
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/Linux-v5.15/arch/arm/mach-artpec/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "Axis Communications ARM based ARTPEC SoCs"
9 bool "Axis ARTPEC-6 ARM Cortex A9 Platform"
20 Support for Axis ARTPEC-6 ARM Cortex A9 Platform
/Linux-v5.15/arch/arm/mach-s3c/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
5 source "arch/arm/mach-s3c/Kconfig.s3c24xx"
6 source "arch/arm/mach-s3c/Kconfig.s3c64xx"
16 Base platform code for all Samsung SoC based systems
23 Base platform power management code for samsung code
33 int "S3C UART to use for low-level messages"
37 Choice of which UART port to use for the low-level messages,
40 must have been initialised by the boot-loader before use.
47 Samsung platforms, including static platform devices, legacy
68 chip tracking if the platform requires it.
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/Linux-v5.15/Documentation/devicetree/bindings/soc/fsl/
Dqman.txt3 Copyright (C) 2008 - 2014 Freescale Semiconductor Inc.
7 - QMan Node
8 - QMan Private Memory Nodes
9 - Example
13 The Queue Manager is part of the Data-Path Acceleration Architecture (DPAA). QMan
16 flow-level queuing, is also responsible for congestion management functions such
22 - compatible
26 May include "fsl,<SoC>-qman"
28 - reg
30 Value type: <prop-encoded-array>
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/Linux-v5.15/Documentation/arm/samsung/
Doverview.rst2 Samsung ARM Linux Overview
6 ------------
8 The Samsung range of ARM SoCs spans many similar devices, from the initial
9 ARM9 through to the newest ARM cores. This document shows an overview of
15 - S3C24XX: See Documentation/arm/samsung-s3c24xx/overview.rst for full list
16 - S3C64XX: S3C6400 and S3C6410
17 - S5PC110 / S5PV210
21 ---------------
23 There is still documentation in Documnetation/arm/Samsung-S3C24XX/ which
26 See Documentation/arm/samsung-s3c24xx/overview.rst for more information
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