| /Linux-v6.1/include/linux/ |
| D | bootconfig.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
27 #define BOOTCONFIG_ALIGN_MASK (BOOTCONFIG_ALIGN - 1)
30 * xbc_calc_checksum() - Calculate checksum of bootconfig
43 while (size--) in xbc_calc_checksum()
52 uint16_t child; member
59 /* Maximum size of boot config is 32KB - 1 */
60 #define XBC_DATA_MAX (XBC_VALUE - 1)
75 * xbc_node_is_value() - Test the node is a value node
82 return node->data & XBC_VALUE; in xbc_node_is_value()
86 * xbc_node_is_key() - Test the node is a key node
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| /Linux-v6.1/Documentation/devicetree/bindings/i2c/ |
| D | i2c-fsi.txt | 1 Device-tree bindings for FSI-attached I2C master and busses
2 -----------------------------------------------------------
5 - compatible = "ibm,i2c-fsi";
6 - reg = < address size >; : The FSI CFAM address and address
8 - #address-cells = <1>; : Number of address cells in child
9 nodes.
10 - #size-cells = <0>; : Number of size cells in child nodes.
11 - child nodes : Nodes to describe busses off the I2C
14 Child node required properties:
15 - reg = < port number > : The port number on the I2C master.
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| D | i2c-mux.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-mux.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Peter Rosin <peda@axentia.se>
13 An i2c bus multiplexer/switch will have several child busses that are numbered
14 uniquely in a device dependent manner. The nodes for an i2c bus
15 multiplexer/switch will have one child node for each child bus.
17 For i2c multiplexers/switches that have child nodes that are a mixture of both
18 i2c child busses and other child nodes, the 'i2c-mux' subnode can be used for
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| /Linux-v6.1/Documentation/devicetree/bindings/pwm/ |
| D | pwm-tipwmss.txt | 4 - compatible: Must be "ti,<soc>-pwmss".
5 for am33xx - compatible = "ti,am33xx-pwmss";
6 for am4372 - compatible = "ti,am4372-pwmss","ti,am33xx-pwmss";
7 for dra746 - compatible = "ti,dra746-pwmss", "ti,am33xx-pwmss"
9 - reg: physical base address and size of the registers map.
10 - address-cells: Specify the number of u32 entries needed in child nodes.
12 - size-cells: specify number of u32 entries needed to specify child nodes size
14 - ranges: describes the address mapping of a memory-mapped bus. Should set to
15 physical address map of child's base address, physical address within
17 3 set of child register maps present, ECAP register space, EQEP
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| /Linux-v6.1/Documentation/devicetree/bindings/cpu/ |
| D | cpu-topology.txt | 6 1 - Introduction
12 - socket
13 - cluster
14 - core
15 - thread
18 symmetric multi-threading (SMT) is supported or not.
20 For instance in a system where CPUs support SMT, "cpu" nodes represent all
22 In systems where SMT is not supported "cpu" nodes represent all cores present
25 CPU topology bindings allow one to associate cpu nodes with hierarchical groups
27 tree nodes.
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| /Linux-v6.1/Documentation/devicetree/bindings/memory-controllers/ |
| D | arm,pl172.txt | 5 - compatible: Must be "arm,primecell" and exactly one from
8 - reg: Must contains offset/length value for controller.
10 - #address-cells: Must be 2. The partition number has to be encoded in the
11 first address cell and it may accept values 0..N-1
12 (N - total number of partitions). The second cell is the
15 - #size-cells: Must be set to 1.
17 - ranges: Must contain one or more chip select memory regions.
19 - clocks: Must contain references to controller clocks.
21 - clock-names: Must contain "mpmcclk" and "apb_pclk".
23 - clock-ranges: Empty property indicating that child nodes can inherit
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| D | ti-aemif.txt | 4 provide a glue-less interface to a variety of asynchronous memory devices like
11 Davinci DM646x - http://www.ti.com/lit/ug/sprueq7c/sprueq7c.pdf
12 OMAP-L138 (DA850) - http://www.ti.com/lit/ug/spruh77a/spruh77a.pdf
13 Kestone - http://www.ti.com/lit/ug/sprugz3a/sprugz3a.pdf
17 - compatible: "ti,davinci-aemif"
18 "ti,keystone-aemif"
19 "ti,da850-aemif"
21 - reg: contains offset/length value for AEMIF control registers
24 - #address-cells: Must be 2. The partition number has to be encoded in the
25 first address cell and it may accept values 0..N-1
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| /Linux-v6.1/Documentation/devicetree/bindings/pinctrl/ |
| D | pinctrl.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
11 - Rafał Miłecki <rafal@milecki.pl>
14 Pin controller devices should contain the pin configuration nodes that client
17 The contents of each of those pin configuration child nodes is defined
22 The pin configuration nodes need not be direct children of the pin controller
24 whether there is any interaction between the child and intermediate parent
25 nodes, is again defined entirely by the binding for the individual pin
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| /Linux-v6.1/Documentation/devicetree/bindings/slimbus/ |
| D | bus.txt | 3 SLIMbus is a 2-wire bus, and is used to communicate with peripheral
4 components like audio-codec.
7 - compatible - name of SLIMbus controller
9 Child nodes:
10 Every SLIMbus controller node can contain zero or more child nodes
15 If child node is not present and it is instantiated after device
18 In some cases it may be necessary to describe non-probeable device
19 details such as non-standard ways of powering up a device. In
20 such cases, child nodes for those devices will be present as
23 Required property for SLIMbus child node if it is present:
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| /Linux-v6.1/Documentation/devicetree/ |
| D | of_unittest.rst | 1 .. SPDX-License-Identifier: GPL-2.0
18 (1) Documentation/devicetree/usage-model.rst
45 from 'scripts/dtc/of_unittest_expect --help'.
48 3. Test-data
51 The Device Tree Source file (drivers/of/unittest-data/testcases.dts) contains
56 drivers/of/unittest-data/tests-interrupts.dtsi
57 drivers/of/unittest-data/tests-platform.dtsi
58 drivers/of/unittest-data/tests-phandle.dtsi
59 drivers/of/unittest-data/tests-match.dtsi
81 -------------------------
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| /Linux-v6.1/Documentation/devicetree/bindings/mtd/ |
| D | samsung-s3c2410.txt | 4 - compatible : The possible values are:
5 "samsung,s3c2410-nand"
6 "samsung,s3c2412-nand"
7 "samsung,s3c2440-nand"
8 - reg : register's location and length.
9 - #address-cells, #size-cells : see nand-controller.yaml
10 - clocks : phandle to the nand controller clock
11 - clock-names : must contain "nand"
13 Optional child nodes:
14 Child nodes representing the available nand chips.
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| /Linux-v6.1/drivers/of/ |
| D | platform.c | 1 // SPDX-License-Identifier: GPL-2.0+
16 #include <linux/dma-mapping.h>
25 { .compatible = "simple-bus", },
26 { .compatible = "simple-mfd", },
29 { .compatible = "arm,amba-bus", },
35 { .compatible = "operating-points-v2", },
40 * of_find_device_by_node - Find the platform_device associated with a node
63 * mechanism for creating devices from device tree nodes.
67 * of_device_make_bus_id - Use the device node data to assign a unique name
72 * parent nodes until a unique name can be derived.
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| D | fdt.c | 1 // SPDX-License-Identifier: GPL-2.0
37 * of_fdt_limit_memory - limit the number of regions in the /memory node
61 "#address-cells", NULL); in of_fdt_limit_memory()
66 "#size-cells", NULL); in of_fdt_limit_memory()
120 pprev = &np->properties; in populate_properties()
148 * ePAPR-style "phandle" properties, or the in populate_properties()
155 if (!np->phandle) in populate_properties()
156 np->phandle = be32_to_cpup(val); in populate_properties()
164 np->phandle = be32_to_cpup(val); in populate_properties()
166 pp->name = (char *)pname; in populate_properties()
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| /Linux-v6.1/drivers/firewire/ |
| D | core-topology.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2004-2006 Kristian Hoegsberg <krh@bitplanet.net>
11 #include <linux/firewire-constants.h>
66 shift -= 2; in count_ports()
96 shift = 16 - ((port_index + 5) & 7) * 2; in get_port_type()
108 node->color = color; in fw_node_create()
109 node->node_id = LOCAL_BUS | SELF_ID_PHY_ID(sid); in fw_node_create()
110 node->link_on = SELF_ID_LINK_ON(sid); in fw_node_create()
111 node->phy_speed = SELF_ID_PHY_SPEED(sid); in fw_node_create()
112 node->initiated_reset = SELF_ID_PHY_INITIATOR(sid); in fw_node_create()
[all …]
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| /Linux-v6.1/drivers/base/ |
| D | swnode.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Software nodes for the firmware node framework.
41 return !IS_ERR_OR_NULL(fwnode) && fwnode->ops == &software_node_ops; in is_software_node()
62 fwnode = fwnode->secondary; in dev_to_swnode()
76 spin_lock(&swnode_kset->list_lock); in software_node_to_swnode()
78 list_for_each_entry(k, &swnode_kset->list, entry) { in software_node_to_swnode()
80 if (swnode->node == node) in software_node_to_swnode()
85 spin_unlock(&swnode_kset->list_lock); in software_node_to_swnode()
94 return swnode ? swnode->node : NULL; in to_software_node()
102 return swnode ? &swnode->fwnode : NULL; in software_node_fwnode()
[all …]
|
| /Linux-v6.1/Documentation/sphinx/ |
| D | rstFlatTable.py | 2 # -*- coding: utf-8; mode: python -*-
6 flat-table
9 Implementation of the ``flat-table`` reST-directive.
14 The ``flat-table`` (:py:class:`FlatTable`) is a double-stage list similar to
15 the ``list-table`` with some additional features:
17 * *column-span*: with the role ``cspan`` a cell can be extended through
20 * *row-span*: with the role ``rspan`` a cell can be extended through
24 right side of that table-row. With Option ``:fill-cells:`` this behavior
30 * header-rows: [int] count of header rows
31 * stub-columns: [int] count of stub columns
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| /Linux-v6.1/drivers/pci/hotplug/ |
| D | pnv_php.c | 1 // SPDX-License-Identifier: GPL-2.0+
15 #include <asm/pnv-pci.h>
16 #include <asm/ppc-pci.h>
23 ((sl)->pdev ? pci_warn((sl)->pdev, x) : dev_warn(&(sl)->bus->dev, x))
41 struct pci_dev *pdev = php_slot->pdev; in pnv_php_disable_irq()
42 int irq = php_slot->irq; in pnv_php_disable_irq()
45 if (php_slot->irq > 0) { in pnv_php_disable_irq()
52 free_irq(php_slot->irq, php_slot); in pnv_php_disable_irq()
53 php_slot->irq = 0; in pnv_php_disable_irq()
56 if (php_slot->wq) { in pnv_php_disable_irq()
[all …]
|
| /Linux-v6.1/Documentation/devicetree/bindings/mfd/ |
| D | tps65912.txt | 4 - compatible : Should be "ti,tps65912".
5 - reg : Slave address or chip select number (I2C / SPI).
6 - interrupts : The interrupt line the device is connected to.
7 - interrupt-controller : Marks the device node as an interrupt controller.
8 - #interrupt-cells : The number of cells to describe an IRQ, should be 2.
11 masks from ../interrupt-controller/interrupts.txt.
12 - gpio-controller : Marks the device node as a GPIO Controller.
13 - #gpio-cells : Should be two. The first cell is the pin number and
16 - regulators: : List of child nodes that specify the regulator
17 initialization data. Child nodes must be named
[all …]
|
| /Linux-v6.1/Documentation/devicetree/bindings/hwmon/ |
| D | ina3221.txt | 5 - compatible: Must be "ti,ina3221"
6 - reg: I2C address
9 - ti,single-shot: This chip has two power modes: single-shot (chip takes one
13 but the single-shot mode is more power-friendly and useful
14 for battery-powered device which cares power consumptions
16 If this property is present, the single-shot mode will be
19 = The node contains optional child nodes for three channels =
20 = Each child node describes the information of input source =
22 - #address-cells: Required only if a child node is present. Must be 1.
23 - #size-cells: Required only if a child node is present. Must be 0.
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/input/rmi4/ |
| D | rmi_spi.txt | 10 - compatible: syna,rmi4-spi
11 - reg: Chip select address for the device
12 - #address-cells: Set to 1 to indicate that the function child nodes
14 - #size-cells: Set to 0 to indicate that the function child nodes do not
18 - interrupts: interrupt which the rmi device is connected to.
19 See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
21 - spi-rx-delay-us: microsecond delay after a read transfer.
22 - spi-tx-delay-us: microsecond delay after a write transfer.
25 Parameters specific to RMI functions are contained in child nodes of the rmi device
33 rmi4-spi-dev@0 {
[all …]
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| D | rmi_i2c.txt | 10 - compatible: syna,rmi4-i2c
11 - reg: I2C address
12 - #address-cells: Set to 1 to indicate that the function child nodes
14 - #size-cells: Set to 0 to indicate that the function child nodes do not
18 - interrupts: interrupt which the rmi device is connected to.
19 See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
21 - syna,reset-delay-ms: The number of milliseconds to wait after resetting the
24 - syna,startup-delay-ms: The number of milliseconds to wait after powering on
27 - vdd-supply: VDD power supply.
30 - vio-supply: VIO power supply
[all …]
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| /Linux-v6.1/lib/ |
| D | radix-tree.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
24 #include <linux/radix-tree.h>
36 * The radix tree is variable-height, so an insert operation not only has
46 #define RADIX_TREE_PRELOAD_SIZE (RADIX_TREE_MAX_PATH * 2 - 1)
52 #define IDR_INDEX_BITS (8 /* CHAR_BIT */ * sizeof(int) - 1)
55 #define IDR_PRELOAD_SIZE (IDR_MAX_PATH * 2 - 1)
58 * Per-cpu pool of preloaded nodes
80 return parent ? slot - parent->slots : 0; in get_slot_offset()
86 unsigned int offset = (index >> parent->shift) & RADIX_TREE_MAP_MASK; in radix_tree_descend()
87 void __rcu **entry = rcu_dereference_raw(parent->slots[offset]); in radix_tree_descend()
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/media/ |
| D | exynos4-fimc-is.txt | 1 Exynos4x12 SoC series Imaging Subsystem (FIMC-IS)
3 The FIMC-IS is a subsystem for processing image signal from an image sensor.
4 The Exynos4x12 SoC series FIMC-IS V1.5 comprises of a dedicated ARM Cortex-A5
8 fimc-is node
9 ------------
12 - compatible : should be "samsung,exynos4212-fimc-is" for Exynos4212 and
14 - reg : physical base address and length of the registers set;
15 - interrupts : must contain two FIMC-IS interrupts, in order: ISP0, ISP1;
16 - clocks : list of clock specifiers, corresponding to entries in
17 clock-names property;
[all …]
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| D | video-interfaces.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/video-interfaces.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sakari Ailus <sakari.ailus@linux.intel.com>
11 - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
18 SoC internal blocks are described by DT nodes, placed similarly to other SoC
19 blocks. External devices are represented as child nodes of their respective
20 bus controller nodes, e.g. I2C.
22 Data interfaces on all video devices are described by their child 'port' nodes.
[all …]
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| /Linux-v6.1/Documentation/devicetree/bindings/spmi/ |
| D | spmi.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Stephen Boyd <sboyd@kernel.org>
13 The System Power Management (SPMI) controller is a 2-wire bus defined
20 Each SPMI controller has zero or more child nodes (up to 16 ones), each
27 "#address-cells":
30 "#size-cells":
34 "@[0-9a-f]$":
35 description: up to 16 child PMIC nodes
[all …]
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