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/linux/Documentation/devicetree/bindings/sound/
H A Drt5651.txt7 - compatible : "realtek,rt5651".
9 - reg : The I2C address of the device.
13 - realtek,in2-differential
14 Boolean. Indicate MIC2 input are differential, rather than single-ended.
16 - realtek,dmic-en
19 - realtek,jack-detect-source
21 1: Use JD1_1 pin for jack-detect
22 2: Use JD1_2 pin for jack-detect
23 3: Use JD2 pin for jack-detect
25 - realtek,jack-detect-not-inverted
[all …]
/linux/include/linux/
H A Dprime_numbers.h1 /* SPDX-License-Identifier: GPL-2.0 */
11 * for_each_prime_number - iterate over each prime upto a value
12 * @prime: the current prime number in this iteration
15 * Starting from the first prime number 2 iterate over each prime number up to
16 * the @max value. On each iteration, @prime is set to the current prime number.
25 * for_each_prime_number_from - iterate over each prime upto a value
26 * @prime: the current prime number in this iteration
30 * Starting from @from iterate over each successive prime number up to the
31 * @max value. On each iteration, @prime is set to the current prime number.
H A Dgeneric-radix-tree.h16 * - genradix_init(radix) - initialize an empty genradix
18 * - genradix_free(radix) - free all memory owned by the genradix and
21 * - genradix_ptr(radix, idx) - gets a pointer to the entry at idx, returning
24 * - genradix_ptr_alloc(radix, idx, gfp) - gets a pointer to an entry,
27 * - genradix_for_each(radix, iter, p) - iterate over each entry in a genradix
30 * that were never explicitly allocated - they will be initialized to all
35 * type the radix contains to calculate a byte offset from the index - see
57 DIV_ROUND_UP(BITS_PER_LONG - GENRADIX_NODE_SHIFT, GENRADIX_ARY_SHIFT)
60 ((unsigned long) (roundup_pow_of_two(GENRADIX_MAX_DEPTH + 1) - 1))
122 * space at runtime - then the various accessor macros can use typeof() to get
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H A Dscatterlist.h1 /* SPDX-License-Identifier: GPL-2.0 */
31 #define sg_dma_address(sg) ((sg)->dma_address)
34 #define sg_dma_len(sg) ((sg)->dma_length)
36 #define sg_dma_len(sg) ((sg)->length)
73 * Those low bits are there for everyone! (thanks mason :-)
79 return sg->page_link & SG_PAGE_LINK_MASK; in __sg_flags()
84 return (struct scatterlist *)(sg->page_link & ~SG_PAGE_LINK_MASK); in sg_chain_ptr()
98 * sg_next - return the next scatterlist entry in a list
99 * @sg: The current sg entry
120 * sg_assign_page - Assign a given page to an SG entry
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H A Dlist.h1 /* SPDX-License-Identifier: GPL-2.0 */
20 * using the generic single-entry routines.
29 * INIT_LIST_HEAD - Initialize a list_head structure
37 WRITE_ONCE(list->next, list); in INIT_LIST_HEAD()
38 WRITE_ONCE(list->prev, list); in INIT_LIST_HEAD()
62 * inline to catch non-faulting corruptions, and only if a corruption is
79 * of them completely if they can be proven at compile-time. If in __list_add_valid()
80 * one of the pre-conditions does not hold, the slow-path will in __list_add_valid()
81 * show a report which pre-condition failed. in __list_add_valid()
83 if (likely(next->prev == prev && prev->next == next && new != prev && new != next)) in __list_add_valid()
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/linux/Documentation/devicetree/bindings/usb/
H A Dchipidea,usb2-imx.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/chipidea,usb2-imx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Xu Yang <xu.yang_2@nxp.com>
15 - enum:
16 - fsl,imx27-usb
17 - items:
18 - enum:
19 - fsl,imx23-usb
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H A Dusb251xb.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB 2.0 Hi-Speed Hub Controller
10 - Richard Leitner <richard.leitner@skidata.com>
15 - microchip,usb2422
16 - microchip,usb2512b
17 - microchip,usb2512bi
18 - microchip,usb2513b
19 - microchip,usb2513bi
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/linux/Documentation/hwmon/
H A Dibm-cffps.rst1 Kernel driver ibm-cffps
11 -----------
17 -----------
19 This driver does not auto-detect devices. You will have to instantiate the
20 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
24 -------------
29 curr1_alarm Output current over-current alarm.
30 curr1_input Measured output current in mA.
40 in1_alarm Input voltage under-voltage alarm.
43 in2_alarm Output voltage over-voltage alarm.
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/linux/Documentation/devicetree/bindings/mfd/
H A Dams,as3711.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Austria MicroSystems AS3711 Quad Buck High Current PMIC with Charger
10 - Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
15 two step-up DC/DC converters are defined.
26 Step-up converter configuration, to be used as a backlight source
31 const: ams,as3711-bl
33 su1-dev:
34 description: Framebuffer phandle for the first step-up converter
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/linux/arch/arm/boot/dts/st/
H A Dstm32mp15xx-osd32.dtsi1 /* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
7 #include "stm32mp15-pinctrl.dtsi"
9 #include <dt-bindings/mfd/st,stpmic1.h>
12 reserved-memory {
13 #address-cells = <1>;
14 #size-cells = <1>;
18 compatible = "shared-dma-pool";
20 no-map;
24 compatible = "shared-dma-pool";
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H A Dstm32mp157c-odyssey-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
6 /dts-v1/;
10 #include "stm32mp15-pinctrl.dtsi"
11 #include "stm32mp15xxac-pinctrl.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/leds/common.h>
14 #include <dt-bindings/mfd/st,stpmic1.h>
17 model = "Seeed Studio Odyssey-STM32MP157C SOM";
18 compatible = "seeed,stm32mp157c-odyssey-som", "st,stm32mp157";
25 reserved-memory {
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H A Dstm32mp15xx-dhcor-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
3 * Copyright (C) Linaro Ltd 2019 - All Rights Reserved
8 #include "stm32mp15-pinctrl.dtsi"
9 #include "stm32mp15xxac-pinctrl.dtsi"
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/mfd/st,stpmic1.h>
23 reserved-memory {
24 #address-cells = <1>;
25 #size-cells = <1>;
29 compatible = "shared-dma-pool";
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H A Dstm32mp157a-stinger96.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
9 #include "stm32mp15-pinctrl.dtsi"
10 #include "stm32mp15xxac-pinctrl.dtsi"
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/mfd/st,stpmic1.h>
24 stdout-path = "serial1:115200n8";
33 compatible = "gpio-leds";
38 linux,default-trigger = "heartbeat";
39 default-state = "off";
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/linux/tools/include/linux/
H A Dlist.h1 /* SPDX-License-Identifier: GPL-2.0 */
17 * using the generic single-entry routines.
27 list->next = list; in INIT_LIST_HEAD()
28 list->prev = list; in INIT_LIST_HEAD()
42 next->prev = new; in __list_add()
43 new->next = next; in __list_add()
44 new->prev = prev; in __list_add()
45 prev->next = new; in __list_add()
54 * list_add - add a new entry
63 __list_add(new, head, head->next); in list_add()
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/linux/kernel/printk/
H A Dnbcon.c1 // SPDX-License-Identifier: GPL-2.0-only
33 * - The 'prio' field contains the priority of the context that owns the
34 * console. Only higher priority contexts are allowed to take over the
37 * - The 'cpu' field denotes on which CPU the console is locked. It is used
40 * taken over by a higher priority context, released, and taken on another
45 * - The 'req_prio' field is used by the handover approach to make the
46 * current owner aware that there is a context with a higher priority
49 * - The 'unsafe' field allows to take over the console in a safe way in the
55 * - The 'unsafe_takeover' field is set when a hostile takeover took the
57 * until re-initialized.
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/linux/include/uapi/linux/
H A Dif_pppol2tp.h1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
3 * Linux PPP over L2TP (PPPoL2TP) Socket Implementation (RFC 2661)
5 * This file supplies definitions required by the PPP over L2TP driver
25 * socket over IPv4.
29 * 0 => current */
39 * socket over IPv6.
43 * 0 => current */
57 * 0 => current */
68 * 0 => current */
78 * DEBUG - bitmask of debug message categories (not used)
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/linux/Documentation/devicetree/bindings/iio/afe/
H A Dcurrent-sense-shunt.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/afe/current-sense-shunt.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Current Sense Shunt
10 - Peter Rosin <peda@axentia.se>
13 When an io-channel measures the voltage over a current sense shunt,
14 the interesting measurement is almost always the current through the
15 shunt, not the voltage over it. This binding describes such a current
20 const: current-sense-shunt
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/linux/Documentation/ABI/testing/
H A Dsysfs-class-led-flash55 Flash faults are re-read after strobing the flash. Possible
58 * led-over-voltage
61 * flash-timeout-exceeded
65 * controller-over-temperature
68 * controller-short-circuit
71 * led-power-supply-over-current
72 current in the LED power
75 * indicator-led-fault
78 * led-under-voltage
82 * controller-under-voltage
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H A Dsysfs-class-regulator20 supplying power to the system (unless some non-Linux
33 "status". This reports the current regulator status, for
38 - off
39 - on
40 - error
41 - fast
42 - normal
43 - idle
44 - standby
52 "error" indicates an out-of-regulation status such as being
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H A Dsysfs-class-power5 Contact: linux-pm@vger.kernel.org
14 Contact: linux-pm@vger.kernel.org
23 Contact: linux-pm@vger.kernel.org
32 Contact: linux-pm@vger.kernel.org
43 Contact: linux-pm@vger.kernel.org
47 Reports an average IBAT current reading for the battery, over
54 Reports an average IBUS current reading over a fixed period.
62 batteries and for USB IBUS current.
66 Contact: linux-pm@vger.kernel.org
70 Reports the maximum IBAT current allowed into the battery.
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/linux/arch/arm/boot/dts/marvell/
H A Dorion5x-rd88f5182-nas.dts1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright (C) 2014 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
4 /dts-v1/;
6 #include <dt-bindings/gpio/gpio.h>
7 #include "orion5x-mv88f5182.dtsi"
11 compatible = "marvell,rd-88f5182-nas", "marvell,orion5x-88f5182", "marvell,orion5x";
20 stdout-path = &uart0;
30 gpio-leds {
31 compatible = "gpio-leds";
32 pinctrl-0 = <&pmx_debug_led>;
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/linux/Documentation/devicetree/bindings/leds/backlight/
H A Dqcom-wled.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/qcom-wled.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bjorn Andersson <andersson@kernel.org>
11 - Kiran Gunda <quic_kgunda@quicinc.com>
21 - qcom,pm8941-wled
22 - qcom,pmi8950-wled
23 - qcom,pmi8994-wled
24 - qcom,pmi8998-wled
[all …]
/linux/Documentation/devicetree/bindings/power/supply/
H A Dbattery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
14 In smart batteries, these are typically stored in non-volatile memory
16 no appropriate non-volatile memory, or it is unprogrammed/incorrect.
27 Batteries must be referenced by chargers and/or fuel-gauges using a phandle.
28 The phandle's property should be named "monitored-battery".
32 const: simple-battery
34 device-chemistry:
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/linux/drivers/regulator/
H A Dqcom-labibb-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
114 ret = regmap_update_bits(rdev->regmap, in qcom_labibb_ocp_hw_enable()
115 vreg->base + REG_LABIBB_INT_LATCHED_CLR, in qcom_labibb_ocp_hw_enable()
121 return regmap_update_bits(rdev->regmap, in qcom_labibb_ocp_hw_enable()
122 vreg->base + REG_LABIBB_INT_EN_SET, in qcom_labibb_ocp_hw_enable()
130 return regmap_update_bits(rdev->regmap, in qcom_labibb_ocp_hw_disable()
131 vreg->base + REG_LABIBB_INT_EN_CLR, in qcom_labibb_ocp_hw_disable()
136 * qcom_labibb_check_ocp_status - Check the Over-Current Protection status
140 * set, then there is no Over-Current event.
142 * Returns: Zero if there is no over-current, 1 if in over-current or
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/linux/Documentation/process/
H A Dstable-api-nonsense.rst8 Greg Kroah-Hartman <greg@kroah.com>
19 the syscall interface. That interface is **very** stable over time, and
27 -----------------
38 -----
41 to worry about the in-kernel interfaces changing. For the majority of
59 -----------------------
64 - Depending on the version of the C compiler you use, different kernel
71 - Depending on what kernel build options you select, a wide range of
74 - different structures can contain different fields
75 - Some functions may not be implemented at all, (i.e. some locks
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