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/Documentation/devicetree/bindings/clock/
Dfixed-mmio-clock.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/clock/fixed-mmio-clock.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Simple memory mapped IO fixed-rate clock sources
10 This binding describes a fixed-rate clock for which the frequency can
11 be read from a single 32-bit memory mapped I/O register.
17 - Jan Kotas <jank@cadence.com>
21 const: fixed-mmio-clock
26 "#clock-cells":
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/Documentation/devicetree/bindings/arm/calxeda/
Dhb-sregs.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/calxeda/hb-sregs.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 The Calxeda Highbank system has a block of MMIO registers controlling
15 - Andre Przywara <andre.przywara@arm.com>
19 const: calxeda,hb-sregs
28 - compatible
29 - reg
34 - |
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/Documentation/devicetree/bindings/display/imx/
Dfsl-imx-drm.txt8 - compatible: Should be "fsl,imx-display-subsystem"
9 - ports: Should contain a list of phandles pointing to display interface ports
14 display-subsystem {
15 compatible = "fsl,imx-display-subsystem";
24 - compatible: Should be "fsl,<chip>-ipu" where <chip> is one of
25 - imx51
26 - imx53
27 - imx6q
28 - imx6qp
29 - reg: should be register base and length as documented in the
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/Documentation/devicetree/bindings/pci/
Dhost-generic-pci.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/host-generic-pci.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Will Deacon <will@kernel.org>
13 Firmware-initialised PCI host controllers and PCI emulations, such as the
14 virtio-pci implementations found in kvmtool and other para-virtualised
16 and clock management. In fact, the controller may not even require the
18 presenting a set of fixed windows describing a subset of IO, Memory and
21 Configuration Space is assumed to be memory-mapped (as opposed to being
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Dmvebu-pci.txt5 - compatible: one of the following values:
6 marvell,armada-370-pcie
7 marvell,armada-xp-pcie
8 marvell,dove-pcie
9 marvell,kirkwood-pcie
10 - #address-cells, set to <3>
11 - #size-cells, set to <2>
12 - #interrupt-cells, set to <1>
13 - bus-range: PCI bus numbers covered
14 - device_type, set to "pci"
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/Documentation/driver-api/media/drivers/
Dipu6.rst1 .. SPDX-License-Identifier: GPL-2.0
20 IPU6 has a 16 MB BAR in PCI configuration Space for MMIO registers which is
34 ------------------------
51 ---------
61 -------------------------------------
76 -----------------
80 Buttress with a copy of the SoC time, this counter maintains the up-to-date time
90 32-bit virtual address space. The IPU6 has MMU address translation hardware to
94 IPU6 driver. The IPU6 driver sets the level-1 page table base address to MMU
101 .. code-block:: none
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/Documentation/networking/dsa/
Dbcm_sf2.rst8 - xDSL gateways such as BCM63138
9 - streaming/multimedia Set Top Box such as BCM7445
10 - Cable Modem/residential gateways such as BCM7145/BCM3390
13 ports, offering a range of built-in and customizable interfaces:
15 - single integrated Gigabit PHY
16 - quad integrated Gigabit PHY
17 - quad external Gigabit PHY w/ MDIO multiplexer
18 - integrated MoCA PHY
19 - several external MII/RevMII/GMII/RGMII interfaces
22 fail-over not to lose packets during a MoCA role re-election, as well as out of
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/Documentation/scsi/
DChangeLog.sym53c8xx1 Sat May 12 12:00 2001 Gerard Roudier (groudier@club-internet.fr)
2 * version sym53c8xx-1.7.3c
3 - Ensure LEDC bit in GPCNTL is cleared when reading the NVRAM.
4 Fix sent by Stig Telfer <stig@api-networks.com>.
5 - Backport from SYM-2 the work-around that allows to support
7 - Check that we received at least 8 bytes of INQUIRY response
9 - Define scsi_set_pci_device() as nil for kernel < 2.4.4.
10 - + A couple of minor changes.
12 Sat Apr 7 19:30 2001 Gerard Roudier (groudier@club-internet.fr)
13 * version sym53c8xx-1.7.3b
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DChangeLog.lpfc2 * Please read the associated RELEASE-NOTES file !!!
8 * Fixed build warning for 2.6.12-rc2 kernels: mempool_alloc now
19 * Removed FC_TRANSPORT_PATCHESxxx defines. They're in 2.6.12-rc1.
26 * Added PCI ID for LP10000-S.
31 * Zero-out response sense length in lpfc_scsi_prep_cmnd to prevent
33 - was causing spurious 0710 messages.
36 * Fixed a bunch of mixed tab/space indentation.
55 - stop using volatile. if you need special ordering use memory
57 - switch lpfc_sli_pcimem_bcopy to take void * arguments.
58 - remove typecast for constants - a U postfix marks them
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/Documentation/fpga/
Ddfl.rst7 - Enno Luebbers <enno.luebbers@intel.com>
8 - Xiao Guangrong <guangrong.xiao@linux.intel.com>
9 - Wu Hao <hao.wu@intel.com>
10 - Xu Yilun <yilun.xu@intel.com>
23 device MMIO space to provide an extensible way of adding features. Software can
29 +----------+ +-->+----------+ +-->+----------+ +-->+----------+
32 +----------+ | | Feature | | | Feature | | | Feature |
33 | Next_DFH |--+ +----------+ | +----------+ | +----------+
34 +----------+ | Next_DFH |--+ | Next_DFH |--+ | Next_DFH |--> NULL
35 | ID | +----------+ +----------+ +----------+
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/Documentation/arch/arm64/
Darm-acpi.rst23 industry-standard Arm systems, they also apply to more than one operating
25 ACPI and Linux only, on an Arm system -- that is, what Linux expects of
30 ----------------
33 exist in Linux for describing non-enumerable hardware, after all. In this
40 - ACPI’s byte code (AML) allows the platform to encode hardware behavior,
45 - ACPI’s OSPM defines a power management model that constrains what the
49 - In the enterprise server environment, ACPI has established bindings (such
55 - Choosing a single interface to describe the abstraction between a platform
61 - The new ACPI governance process works well and Linux is now at the same
87 interfaces -- one for Linux and one for Windows.
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/Documentation/admin-guide/
Dkernel-parameters.txt16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nospcr -- disable console in ACPI SPCR table as
41 If set to vendor, prefer vendor-specific driver
73 Documentation/firmware-guide/acpi/debug.rst for more information about
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/Documentation/virt/kvm/
Dapi.rst1 .. SPDX-License-Identifier: GPL-2.0
4 The Definitive KVM (Kernel-based Virtual Machine) API Documentation
13 - System ioctls: These query and set global attributes which affect the
17 - VM ioctls: These query and set attributes that affect an entire virtual
24 - vcpu ioctls: These query and set attributes that control the operation
32 - device ioctls: These query and set attributes that control the operation
80 facility that allows backward-compatible extensions to the API to be
104 the ioctl returns -ENOTTY.
122 -----------------------
139 -----------------
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/Documentation/sound/kernel-api/
Dwriting-an-alsa-driver.rst11 Architecture) <http://www.alsa-project.org/>`__ driver. The document
19 low-level driver implementation details. It only describes the standard
26 -------
56 --------------
60 sub-directories contain different modules and are dependent upon the
74 This directory and its sub-directories are for the ALSA sequencer. This
76 as snd-seq-midi, snd-seq-virmidi, etc. They are compiled only when
85 -----------------
88 to be exported to user-space, or included by several files in different
94 -----------------
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/Documentation/networking/
Dethtool-netlink.rst27 wake-on-lan password) omitted.
37 number 1 but any non-zero value should be understood as "true" by recipient.
44 Attributes that need to be filled-in by device drivers and that are dumped to
95 For short bitmaps of (reasonably) fixed length, standard ``NLA_BITFIELD32``
98 representing bit values and mask of affected bits) and bit-by-bit (list of
101 Verbose (bit-by-bit) bitsets allow sending symbolic names for bits together
126 rounded up to a multiple of 32 bits. They consist of 32-bit words in host byte
141 Bit-by-bit form: nested (bitset) attribute contents:
143 +------------------------------------+--------+-----------------------------+
145 +------------------------------------+--------+-----------------------------+
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