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/openbmc/linux/Documentation/devicetree/bindings/arm/
H A Dcpus.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
21 with updates for 32-bit and 64-bit ARM systems provided in this document.
30 - square brackets define bitfields, eg reg[7:0] value of the bitfield in
59 On 32-bit ARM v7 or later systems this property is
68 On ARM v8 64-bit systems this property is required
71 * If cpus node's #address-cells property is set to 2
79 * If cpus node's #address-cells property is set to 1
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H A Dpmu.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Mark Rutland <mark.rutland@arm.com>
11 - Will Deacon <will.deacon@arm.com>
16 representation in the device tree should be done as under:-
21 - enum:
22 - apm,potenza-pmu
23 - apple,avalanche-pmu
24 - apple,blizzard-pmu
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/openbmc/linux/arch/arm64/boot/dts/hisilicon/
H A Dhip05.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 compatible = "hisilicon,hip05-d02";
12 interrupt-parent = <&gic>;
13 #address-cells = <2>;
14 #size-cells = <2>;
17 compatible = "arm,psci-0.2";
22 #address-cells = <1>;
23 #size-cells = <0>;
25 cpu-map {
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H A Dhip06.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 compatible = "hisilicon,hip06-d03";
12 interrupt-parent = <&gic>;
13 #address-cells = <2>;
14 #size-cells = <2>;
17 compatible = "arm,psci-0.2";
22 #address-cells = <1>;
23 #size-cells = <0>;
25 cpu-map {
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/openbmc/linux/Documentation/devicetree/bindings/cpu/
H A Dcpu-topology.txt6 1 - Introduction
12 - socket
13 - cluster
14 - core
15 - thread
18 symmetric multi-threading (SMT) is supported or not.
29 Currently, only ARM/RISC-V intend to use this cpu topology binding but it may be
39 2 - cpu-map node
42 The ARM/RISC-V CPU topology is defined within the cpu-map node, which is a direct
46 - cpu-map node
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H A Didle-states.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/cpu/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
11 - Anup Patel <anup@brainfault.org>
15 1 - Introduction
18 ARM and RISC-V systems contain HW capable of managing power consumption
19 dynamically, where cores can be put in different low-power states (ranging
22 run-time, can be specified through device tree bindings representing the
[all …]
H A Dcpu-capacity.txt6 1 - Introduction
15 2 - CPU capacity definition
19 heterogeneity. Such heterogeneity can come from micro-architectural differences
23 capture a first-order approximation of the relative performance of CPUs.
29 * A "single-threaded" or CPU affine benchmark
43 3 - capacity-dmips-mhz
46 capacity-dmips-mhz is an optional cpu node [1] property: u32 value
51 capacity-dmips-mhz property is all-or-nothing: if it is specified for a cpu
54 available, final capacities are calculated by directly using capacity-dmips-
58 4 - Examples
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/openbmc/linux/arch/arm64/boot/dts/freescale/
H A Dfsl-ls2080a.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Device Tree Include file for Freescale Layerscape-2080A family SoC.
5 * Copyright 2014-2016 Freescale Semiconductor, Inc.
12 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
13 #include "fsl-ls208xa.dtsi"
18 compatible = "arm,cortex-a57";
21 cpu-idle-states = <&CPU_PW20>;
22 next-level-cache = <&cluster0_l2>;
23 #cooling-cells = <2>;
28 compatible = "arm,cortex-a57";
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/openbmc/linux/arch/arm64/boot/dts/amd/
H A Damd-seattle-cpus.dtsi1 // SPDX-License-Identifier: GPL-2.0
5 #address-cells = <0x1>;
6 #size-cells = <0x0>;
8 cpu-map {
45 compatible = "arm,cortex-a57";
47 enable-method = "psci";
49 i-cache-size = <0xC000>;
50 i-cache-line-size = <64>;
51 i-cache-sets = <256>;
52 d-cache-size = <0x8000>;
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/openbmc/linux/Documentation/translations/zh_TW/arch/arm64/
H A Dsilicon-errata.txt1 SPDX-License-Identifier: GPL-2.0
3 Chinese translated version of Documentation/arch/arm64/silicon-errata.rst
15 ---------------------------------------------------------------------
16 Documentation/arch/arm64/silicon-errata.rst 的中文翻譯
30 ---------------------------------------------------------------------
55 相應的內核配置（Kconfig）選項被加在 「內核特性（Kernel Features）」->
66 +----------------+-----------------+-----------------+-------------------------+
67 | ARM | Cortex-A53 | #826319 | ARM64_ERRATUM_826319 |
68 | ARM | Cortex-A53 | #827319 | ARM64_ERRATUM_827319 |
69 | ARM | Cortex-A53 | #824069 | ARM64_ERRATUM_824069 |
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/openbmc/linux/Documentation/translations/zh_CN/arch/arm64/
H A Dsilicon-errata.txt1 Chinese translated version of Documentation/arch/arm64/silicon-errata.rst
12 ---------------------------------------------------------------------
13 Documentation/arch/arm64/silicon-errata.rst 的中文翻译
26 ---------------------------------------------------------------------
51 相应的内核配置（Kconfig）选项被加在 “内核特性（Kernel Features）”->
62 +----------------+-----------------+-----------------+-------------------------+
63 | ARM | Cortex-A53 | #826319 | ARM64_ERRATUM_826319 |
64 | ARM | Cortex-A53 | #827319 | ARM64_ERRATUM_827319 |
65 | ARM | Cortex-A53 | #824069 | ARM64_ERRATUM_824069 |
66 | ARM | Cortex-A53 | #819472 | ARM64_ERRATUM_819472 |
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/openbmc/linux/tools/perf/pmu-events/arch/arm64/
H A Dmapfile.csv10 # to tools/perf/pmu-events/arch/arm64/.
14 #Family-model,Version,Filename,EventType
15 0x00000000410fd020,v1,arm/cortex-a34,core
16 0x00000000410fd030,v1,arm/cortex-a53,core
17 0x00000000420f1000,v1,arm/cortex-a53,core
18 0x00000000410fd040,v1,arm/cortex-a35,core
19 0x00000000410fd050,v1,arm/cortex-a55,core
20 0x00000000410fd060,v1,arm/cortex-a65-e1,core
21 0x00000000410fd4a0,v1,arm/cortex-a65-e1,core
22 0x00000000410fd070,v1,arm/cortex-a57-a72,core
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/openbmc/openbmc/poky/meta/conf/machine/include/arm/armv8a/
H A Dtune-cortexa57-cortexa53.inc1 DEFAULTTUNE ?= "cortexa57-cortexa53"
3 TUNEVALID[cortexa57-cortexa53] = "Enable big.LITTLE Cortex-A57.Cortex-A53 specific processor optimi…
4 …ARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", " -mcpu=cortex-a57.cortex-a5…
5 MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", "cortexa57-cortex…
7 require conf/machine/include/arm/arch-armv8a.inc
10 AVAILTUNES += "cortexa57-cortexa53"
11 ARMPKGARCH:tune-cortexa57-cortexa53 = "cortexa57-cortexa53"
12 # We do not want -march since -mcpu is added above to cover for it
13 TUNE_FEATURES:tune-cortexa57-cortexa53 = "aarch64 crc cortexa57-cortexa53"
14 PACKAGE_EXTRA_ARCHS:tune-cortexa57-cortexa53 = "${PACKAGE_EXTRA_ARCHS:tune-armv8a-crc} cortexa57-co…
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H A Dtune-cortexa57.inc3 TUNEVALID[cortexa57] = "Enable Cortex-A57 specific processor optimizations"
4 TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'cortexa57', ' -mcpu=cortex-a57', '', d)}"
6 require conf/machine/include/arm/arch-armv8a.inc
9 AVAILTUNES += "cortexa57 cortexa57-crypto"
10 ARMPKGARCH:tune-cortexa57 = "cortexa57"
11 ARMPKGARCH:tune-cortexa57-crypto = "cortexa57-crypto"
12 # We do not want -march since -mcpu is added above to cover for it
13 TUNE_FEATURES:tune-cortexa57 = "aarch64 crc cortexa57"
14 TUNE_FEATURES:tune-cortexa57-crypto = "${TUNE_FEATURES:tune-cortexa57} crypto"
15 PACKAGE_EXTRA_ARCHS:tune-cortexa57 = "${PACKAGE_EXTRA_ARCHS:tune-armv8a-crc} cortexa57"
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/openbmc/linux/arch/arm64/boot/dts/arm/
H A Djuno.dts4 * Copyright (c) 2013-2014 ARM Ltd.
9 /dts-v1/;
11 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 #include <dt-bindings/arm/coresight-cti-dt.h>
13 #include "juno-base.dtsi"
18 interrupt-parent = <&gic>;
19 #address-cells = <2>;
20 #size-cells = <2>;
27 stdout-path = "serial0:115200n8";
31 compatible = "arm,psci-0.2";
[all …]
H A Djuno-r1.dts9 /dts-v1/;
11 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 #include <dt-bindings/arm/coresight-cti-dt.h>
13 #include "juno-base.dtsi"
14 #include "juno-cs-r1r2.dtsi"
18 compatible = "arm,juno-r1", "arm,juno", "arm,vexpress";
19 interrupt-parent = <&gic>;
20 #address-cells = <2>;
21 #size-cells = <2>;
28 stdout-path = "serial0:115200n8";
[all …]
/openbmc/linux/drivers/soc/tegra/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
4 # 32-bit ARM SoCs
63 # 64-bit ARM SoCs
75 Tegra124's "4+1" Cortex-A15 CPU complex.
85 the Tegra210 has four Cortex-A57 cores paired with four Cortex-A53
88 and providing 256 CUDA cores. It supports hardware-accelerated en-
106 combination of Denver and Cortex-A57 CPU cores and a GPU based on
107 the Pascal architecture. It contains an ADSP with a Cortex-A9 CPU
109 multi-format support, ISP for image capture processing and BPMP for
/openbmc/linux/arch/arm64/boot/dts/amazon/
H A Dalpine-v2.dtsi4 * Antoine Tenart <antoine.tenart@free-electrons.com>
16 * - Redistributions of source code must retain the above
20 * - Redistributions in binary form must reproduce the above
35 /dts-v1/;
37 #include <dt-bindings/interrupt-controller/arm-gic.h>
41 compatible = "al,alpine-v2";
42 #address-cells = <2>;
43 #size-cells = <2>;
46 #address-cells = <2>;
47 #size-cells = <0>;
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/openbmc/qemu/tests/functional/
H A Dtest_aarch64_tuxrun.py12 # SPDX-License-Identifier: GPL-2.0-or-later
28 self.cpu='cortex-a57'
43 self.cpu='cortex-a57'
/openbmc/u-boot/doc/
H A DREADME.rmobile4 This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1]
5 and Cortex-A9/A53/A57 based R-Car[2] family of SoCs. Renesas's RMOBILE/R-Car SoC
6 family contains an ARM Cortex-A9/A53/A57.
12 | R8A73A0 | KMC KZM-A9-GT [3] | kzm9g_config
13 | R8A7734 | Atmark-Techno Armadillo-800-EVA [4] | armadillo-800eva_config
17 |---------------+----------------------------------------+-------------------
18 | R8A7791 M2-W | Renesas Electronics Koelsch | koelsch_defconfig
20 |---------------+----------------------------------------+-------------------
22 |---------------+----------------------------------------+-------------------
23 | R8A7793 M2-N | Renesas Electronics Gose | gose_defconfig
[all …]
/openbmc/qemu/docs/system/arm/
H A Dcpu-features.rst10 Cortex-A15 and the Cortex-A57, which respectively implement Arm
11 architecture reference manuals ARMv7-A and ARMv8-A, may both optionally
12 implement PMUs. For example, if a user wants to use a Cortex-A15 without
13 a PMU, then the ``-cpu`` parameter should contain ``pmu=off`` on the QEMU
14 command line, i.e. ``-cpu cortex-a15,pmu=off``.
18 that implement the ARMv8-A architecture reference manual may optionally
20 ``aarch64`` CPU property. A CPU type such as the Cortex-A15, which does
21 not implement ARMv8-A, will not have the ``aarch64`` CPU property.
30 prefixed with "kvm-" and are described in "KVM VCPU Features".
36 CPU type is possible with the ``query-cpu-model-expansion`` QMP command.
[all …]
/openbmc/linux/arch/arm64/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
260 ARM 64-bit (AArch64) Linux support.
269 depends on $(cc-option,-fpatchable-function-entry=2)
301 # VA_BITS - PAGE_SHIFT - 3
377 def_bool !$(as-instr,1:\n.inst 0\n.rept . - 1b\n\nnop\n.endr\n)
432 at stage-2.
440 …bool "Cortex-A53: 826319: System might deadlock if a write cannot complete until read data is acce…
445 erratum 826319 on Cortex-A53 parts up to r0p2 with an AMBA 4 ACE or
448 If a Cortex-A53 uses an AMBA AXI4 ACE interface to other processors
454 data cache clean-and-invalidate.
[all …]
/openbmc/u-boot/arch/arm/mach-exynos/
H A DKconfig14 Samsung Exynos4 SoC family are based on ARM Cortex-A9 CPU. There
33 Samsung Exynos5 SoC family are based on ARM Cortex-A15 CPU (and
34 Cortex-A7 CPU in big.LITTLE configuration). There are multiple SoCs
44 Samsung Exynos7 SoC family are based on ARM Cortex-A57 CPU or
45 Cortex-A53 CPU (and some in a big.LITTLE configuration). There are
174 default "board/samsung/common/exynos-uboot-spl.lds" if ARCH_EXYNOS5 || ARCH_EXYNOS4
/openbmc/u-boot/arch/arm/cpu/armv8/
H A Dstart.S1 /* SPDX-License-Identifier: GPL-2.0+ */
7 #include <asm-offsets.h>
22 #include <asm/boot0-linux-kernel-header.h>
25 * Various SoCs need something special and SoC-specific up front in
45 .quad _end - _start
49 .quad __bss_start - _start
53 .quad __bss_end - _start
63 * Fix .rela.dyn relocations. This allows U-Boot to be loaded to and
67 adr x0, _start /* x0 <- Runtime value of _start */
68 ldr x1, _TEXT_BASE /* x1 <- Linked value of _start */
[all …]
/openbmc/u-boot/arch/arm/cpu/armv8/fsl-layerscape/doc/
H A DREADME.soc13 ---------
14 The LS1043A integrated multicore processor combines four ARM Cortex-A53
20 - Four 64-bit ARM Cortex-A53 CPUs
21 - 1 MB unified L2 Cache
22 - One 32-bit DDR3L/DDR4 SDRAM memory controllers with ECC and interleaving
24 - Data Path Acceleration Architecture (DPAA) incorporating acceleration the
26 - Packet parsing, classification, and distribution (FMan)
27 - Queue management for scheduling, packet sequencing, and congestion
29 - Hardware buffer management for buffer allocation and de-allocation (BMan)
30 - Cryptography acceleration (SEC)
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