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/Linux-v4.19/Documentation/devicetree/bindings/pci/
Dralink,rt3883-pci.txt7 - compatible: must be "ralink,rt3883-pci"
13 address. The value must be 1.
16 of an address. The value must be 1.
24 Value must be either "disabled" or "okay".
28 The main node must have two child nodes which describes the built-in
38 address. The value must be 0. As such, 'interrupt-map' nodes do not
42 interrupt source. The value must be 1.
53 address. The value must be 0.
56 of an address. The value must be 2.
59 interrupt source. The value must be 1.
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/Linux-v4.19/Documentation/devicetree/bindings/arm/
Dactions.txt10 - compatible : must contain "actions,s500"
15 Root node property compatible must contain, depending on module:
22 Root node property compatible must contain, depending on board:
34 - compatible : must contain "actions,s700"
39 Root node property compatible must contain, depending on board:
49 - compatible : must contain "actions,s900"
54 Root node property compatible must contain, depending on board:
Dcci.txt18 Node name must be "cci".
19 Node's parent must be the root node /, and the address space visible
27 Definition: must contain one of the following:
55 Node name must be "slave-if".
56 Parent node must be CCI interconnect node.
58 A CCI control interface node must contain the following
64 Definition: must be set to
70 Definition: must be set to one of {"ace", "ace-lite"}
85 Parent node must be CCI interconnect node.
87 A CCI pmu node must contain the following properties:
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/Linux-v4.19/drivers/media/dvb-frontends/drx39xyj/
Ddrx_dap_fasi.h98 #error At least one of short- or long-addressing format must be allowed.
201 #error DRXDAP_MAX_WCHUNKSIZE must be at least 3 in single master mode
204 #error DRXDAP_MAX_WCHUNKSIZE must be at least 5 in multi master mode
209 #error DRXDAP_MAX_WCHUNKSIZE must be at least 5 in single master mode
212 #error DRXDAP_MAX_WCHUNKSIZE must be at least 7 in multi master mode
225 #error DRXDAP_MAX_RCHUNKSIZE must be at least 2
231 #error DRXDAP_MAX_RCHUNKSIZE must be even
/Linux-v4.19/Documentation/virtual/kvm/
Dreview-checklist.txt4 1. The patch must follow Documentation/process/coding-style.rst and
10 - the API must be documented in Documentation/virtual/kvm/api.txt
11 - the API must be discoverable using KVM_CHECK_EXTENSION
13 4. New state must include support for save/restore.
15 5. New features must default to off (userspace should explicitly request them).
29 10. User/kernel interfaces and guest/host interfaces must be 64-bit clean
33 11. New guest visible features must either be documented in a hardware manual
36 12. Features must be robust against reset and kexec - for example, shared
37 host/guest memory must be unshared to prevent the host from writing to
/Linux-v4.19/Documentation/devicetree/bindings/net/
Dbrcm,unimac-mdio.txt10 - reg-names: name(s) of the register must be "mdio" and optional "mdio_indir_rw"
11 - #size-cells: must be 1
12 - #address-cells: must be 0
15 - interrupts: must be one if the interrupt is shared with the Ethernet MAC or
16 Ethernet switch this MDIO block is integrated from, or must be two, if there
17 are two separate interrupts, first one must be "mdio done" and second must be
19 - interrupt-names: must be "mdio_done_error" when there is a share interrupt fed
20 to this hardware block, or must be "mdio_done" for the first interrupt and
Dcortina,gemini-ethernet.txt9 - compatible: must be "cortina,gemini-ethernet"
10 - reg: must contain the global registers and the V-bit and A-bit
13 - #address-cells: must be specified, must be <1>
14 - #size-cells: must be specified, must be <1>
27 - compatible: must be "cortina,gemini-ethernet-port"
28 - reg: must contain two register areas: the DMA/TOE memory and
32 - resets: this must provide an SoC-integrated reset line for
36 - clock-names: must be "PCLK"
/Linux-v4.19/Documentation/arm64/
Dbooting.txt48 The device tree blob (dtb) must be placed on an 8-byte boundary and must
50 using blocks of up to 2 megabytes in size, it must not be placed within
51 any 2M region which must be mapped with any specific attributes.
101 little-endian and must be respected. Where image_size is zero,
125 The Image must be placed text_offset bytes from a 2MB aligned base
129 At least image_size bytes from the start of the image must be free for
135 If an initrd/initramfs is passed to the kernel at boot, it must reside
144 Before jumping into the kernel, the following conditions must be met:
157 All forms of interrupts must be masked in PSTATE.DAIF (Debug, SError,
159 The CPU must be in either EL2 (RECOMMENDED in order to have access to
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/Linux-v4.19/Documentation/devicetree/bindings/serial/
Dpl011.txt4 - compatible: must be "arm,primecell", "arm,pl011", "zte,zx296702-uart"
10 When present, must have one state named "default",
16 When present, the first clock listed must correspond to
19 must correspond to the PCLK clocking the internal logic
23 When present, the first clock listed must be named
24 "uartclk" and the second clock listed must be named
28 The first one must be named "rx", the second one
29 must be named "tx".
/Linux-v4.19/Documentation/devicetree/bindings/clock/
Dst,nomadik.txt10 - compatible: must be "stericsson,nomadik-src"
11 - reg: must contain the SRC register base and size
28 - compatible: must be "st,nomadik-pll-clock"
29 - clock-cells: must be 0
30 - clock-id: must be 1 or 2 for PLL1 and PLL2 respectively
39 - compatible: must be "st,nomadik-hclk-clock"
40 - clock-cells: must be 0
41 - clock-id: must be the clock ID from 0 to 63 according to
/Linux-v4.19/Documentation/devicetree/bindings/remoteproc/
Dqcom,q6v5.txt9 Definition: must be one of:
20 Definition: must specify the base address and size of the qdsp6 and
26 Definition: must be "q6dsp" and "rmb"
31 Definition: must list the watchdog, fatal IRQs ready, handover and
37 Definition: must be "wdog", "fatal", "ready", "handover", "stop-ack"
48 Definition: must be "iface", "bus", "mem"
60 Definition: must be "mss_restart" for the modem sub-system
61 Definition: must be "wcss_aon_reset", "wcss_reset", "wcss_q6_reset"
82 Definition: must be "stop"
92 The Hexagon node must contain two subnodes, named "mba" and "mpss" representing
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/Linux-v4.19/Documentation/arm/
DBooting66 The boot loader must ultimately be able to provide a MACH_TYPE_xxx
80 The boot loader must provide either a tagged list or a dtb image for
87 The boot loader must create and initialise the kernel tagged list.
90 has the size field set to '2' (0x00000002). The ATAG_NONE must set
98 The boot loader must pass at a minimum the size and location of
112 The tagged list must be placed in a region of memory where neither
119 The boot loader must load a device tree image (dtb) into system ram
126 The boot loader must pass at a minimum the size and location of the
127 system memory, and the root filesystem location. The dtb must be
140 If an initramfs is in use then, as with the dtb, it must be placed in
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/Linux-v4.19/Documentation/devicetree/bindings/spmi/
Dqcom,spmi-pmic-arb.txt18 - reg-names : must contain:
26 - reg : address + size pairs describing the PMIC arb register sets; order must
28 - #address-cells : must be set to 2
29 - #size-cells : must be set to 0
32 - interrupts : interrupt list for the PMIC Arb controller, must contain a
35 listed in the 'interrupts' property, must contain:
38 - #interrupt-cells : must be set to 4. Interrupts are specified as a 4-tuple:
Dspmi.txt8 - #address-cells : must be set to 2
9 - #size-cells : must be set to 0
15 pair. The address must be in the range 0-15 (4 bits). The type must be one of
20 Each child node must have one and only one 'reg' entry of type SPMI_USID.
/Linux-v4.19/Documentation/devicetree/bindings/media/
Dexynos4-fimc-is.txt15 - interrupts : must contain two FIMC-IS interrupts, in order: ISP0, ISP1;
18 - clock-names : must contain "ppmuispx", "ppmuispx", "lite0", "lite1"
28 - reg : must contain PMU physical base address and size of the register set.
41 - clocks : must contain gate clock specifier for this controller;
42 - clock-names : must contain "i2c_isp" entry.
48 firmware must be child nodes of their corresponding ISP I2C bus controller node.
49 The data link of these image sensors must be specified using the common video
/Linux-v4.19/drivers/ntb/hw/idt/
DKconfig7 Some of the pre-initializations must be made before IDT PCIe-switch
11 value. Evidently it must be done before PCI bus enumeration is
14 First of all partitions must be activated and properly assigned to all
16 and SWPORTxCTL registers). Then all NT-function BARs must be enabled
19 accepted by a BAR. Note that BAR0 must map PCI configuration space
27 information printed to system log, the corresponding registers must
/Linux-v4.19/Documentation/devicetree/bindings/phy/
Dqcom-qmp-phy.txt24 - #clock-cells: must be 1
28 - #address-cells: must be 1
29 - #size-cells: must be 1
30 - ranges: must be present
38 For "qcom,msm8996-qmp-pcie-phy" must contain:
40 For "qcom,msm8996-qmp-usb3-phy" must contain:
42 For "qcom,qmp-v3-usb3-phy" must contain:
50 For "qcom,msm8996-qmp-pcie-phy" must contain:
52 For "qcom,msm8996-qmp-usb3-phy" must contain
54 For "qcom,ipq8074-qmp-pcie-phy" must contain:
[all …]
Dphy-lpc18xx-usb-otg.txt8 - compatible : must be "nxp,lpc1850-usb-otg-phy"
9 - clocks : must be exactly one entry
11 - #phy-cells : must be 0 for this phy
14 The phy node must be a child of the creg syscon node.
Dbrcm,cygnus-pcie-phy.txt4 - compatible: must be "brcm,cygnus-pcie-phy"
6 - #address-cells: must be 1
7 - #size-cells: must be 0
15 - #phy-cells: must be 0
Drcar-gen2-phy.txt15 When compatible with the generic version, nodes must list the
20 - #address-cells: number of address cells for the USB channel subnodes, must
22 - #size-cells: number of size cells for the USB channel subnodes, must be <0>.
24 - clock-names: string, clock input name, must be "usbhs".
27 channels. These subnodes must contain the following properties:
29 - #phy-cells: see phy-bindings.txt in the same directory, must be <1>.
/Linux-v4.19/Documentation/devicetree/bindings/mmc/
Damlogic,meson-mx-sdio.txt13 - compatible : must be one of
19 - #address-cells : must be 1
20 - size-cells : must be 0
22 - clock-names : must contain "core" and "clkin"
30 - compatible : must be "mmc-slot" (see mmc.txt within this directory)
34 - bus-width : must be 1 or 4 (8-bit bus is not supported)
/Linux-v4.19/Documentation/devicetree/bindings/arm/tegra/
Dnvidia,tegra20-ahb.txt4 - compatible : For Tegra20, must contain "nvidia,tegra20-ahb". For
5 Tegra30, must contain "nvidia,tegra30-ahb". Otherwise, must contain
9 Tegra20, Tegra30, and Tegra114 chips, the value must be <0x6000c004
/Linux-v4.19/Documentation/media/uapi/v4l/
Dpixfmt-v4l2.rst31 plane. To avoid ambiguities drivers must return values rounded up
34 ``height`` must be multiples of two.
64 Video hardware may access padding bytes, therefore they must
75 must return a ``bytesperline`` value rounded up to a multiple of
79 Applications and drivers must set this to 0 in that case.
89 This information supplements the ``pixelformat`` and must be set
102 must first ensure that the feature is supported by querying the
108 To use the extended fields, applications must set the ``priv``
114 drivers must act as if all the extended fields were set to zero.
115 On return drivers must set the ``priv`` field to
[all …]
/Linux-v4.19/Documentation/devicetree/bindings/slimbus/
Dslim-ngd-qcom-ctrl.txt13 Definition: must be "qcom,slim-ngd-v<MAJOR>.<MINOR>.<STEP>"
14 must be one of the following.
21 Definition: must specify the base address and size of the controller
31 Definition: must be "rx" and "tx".
36 Definition: must list controller IRQ.
49 Each subnode represents an instance of NGD, must contain the following
/Linux-v4.19/Documentation/devicetree/bindings/net/dsa/
Db53.txt6 - compatible: For external switch chips, compatible string must be exactly one
17 For the BCM11360 SoC, must be:
20 For the BCM5310x SoCs with an integrated switch, must be one of:
27 For the BCM5831X/BCM1140x SoCs with an integrated switch, must be one of:
35 For the BCM585xx/586XX/88312 SoCs with an integrated switch, must be one of:
44 For the BCM63xx/33xx SoCs with an integrated switch, must be one of:

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