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/linux-6.14.4/Documentation/devicetree/bindings/net/
Dmdio.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andrew Lunn <[email protected]>
11 - Florian Fainelli <[email protected]>
12 - Heiner Kallweit <[email protected]>
17 bus. These should follow the generic ethernet-phy.yaml document, or
22 pattern: '^mdio(-(bus|external))?(@.+|-([0-9]+))?$'
24 "#address-cells":
27 "#size-cells":
[all …]
Dethernet-phy.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/net/ethernet-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andrew Lunn <[email protected]>
11 - Florian Fainelli <[email protected]>
12 - Heiner Kallweit <[email protected]>
14 # The dt-schema tools will generate a select statement first by using
21 pattern: "^ethernet-phy(@[a-f0-9]+)?$"
24 - $nodename
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/regulator/
Drichtek,rtmv20-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/richtek,rtmv20-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <[email protected]>
27 wakeup-source: true
32 enable-gpios:
36 richtek,ld-pulse-delay-us:
38 load current pulse delay in microsecond after strobe pin pulse high.
43 richtek,ld-pulse-width-us:
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Dfixed-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/fixed-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <[email protected]>
11 - Mark Brown <[email protected]>
16 expected to have the regulator-min-microvolt and regulator-max-microvolt
20 - $ref: regulator.yaml#
21 - if:
25 const: regulator-fixed-clock
[all …]
Dregulator-max77620.txt3 Device has multiple DCDC(sd[0-3] and LDOs(ldo[0-8]). The input supply
6 sub-node "regulators" which is child node of device node.
14 -------------------
18 in-sd0-supply: Input supply for SD0, INA-SD0 or INB-SD0 pins.
19 in-sd1-supply: Input supply for SD1.
20 in-sd2-supply: Input supply for SD2.
21 in-sd3-supply: Input supply for SD3.
22 in-ldo0-1-supply: Input supply for LDO0 and LDO1.
23 in-ldo2-supply: Input supply for LDO2.
24 in-ldo3-5-supply: Input supply for LDO3 and LDO5
[all …]
Dmps,mpq7920.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Saravanan Sekar <[email protected]>
14 pattern: "pmic@[0-9a-f]{1,2}"
17 - mps,mpq7920
27 after their hardware counterparts BUCK[1-4], one LDORTC, and LDO[2-5]
30 mps,switch-freq:
44 "^ldo[1-4]$":
49 "^buck[1-4]$":
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/linux-6.14.4/tools/testing/selftests/ftrace/test.d/preemptirq/
Dirqsoff_tracer.tc2 # SPDX-License-Identifier: GPL-2.0
36 modprobe $MOD test_mode=preempt delay=500000 || fail
38 modprobe $MOD test_mode=preempt delay=500000 || fail
40 modprobe $MOD test_mode=preempt delay=500000 || fail
46 grep -q "tracer: preemptoff" trace || fail
49 grep -E -q "5.....us : <stack trace>" trace || fail
52 grep -E -q "latency: 5..... us" trace || fail
59 modprobe $MOD test_mode=irq delay=500000 || fail
61 modprobe $MOD test_mode=irq delay=500000 || fail
63 modprobe $MOD test_mode=irq delay=500000 || fail
[all …]
/linux-6.14.4/drivers/hwmon/pmbus/
Dmax15301.c1 // SPDX-License-Identifier: GPL-2.0-or-later
8 * extensive empirical testing has revealed that auto-detection of
9 * limit-registers will fail in a random fashion unless the delay
10 * parameter is set to above about 80us. The default delay is set
11 * to 100us to include some safety margin.
21 #include <linux/delay.h>
40 #define MAX15301_WAIT_TIME 100 /* us */
42 static ushort delay = MAX15301_WAIT_TIME; variable
43 module_param(delay, ushort, 0644);
44 MODULE_PARM_DESC(delay, "Delay between chip accesses in us");
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/linux-6.14.4/arch/arm/boot/dts/nxp/imx/
Dimx6q-apalis-eval-v1.2.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
6 /dts-v1/;
8 #include "imx6q-apalis-eval.dtsi"
12 compatible = "toradex,apalis_imx6q-eval-v1.2", "toradex,apalis_imx6q",
15 reg_3v3_mmc: regulator-3v3-mmc {
16 compatible = "regulator-fixed";
17 enable-active-high;
19 off-on-delay-us = <100000>;
20 pinctrl-names = "default";
21 pinctrl-0 = <&pinctrl_enable_3v3_mmc>;
[all …]
Dimx6dl-victgo.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 /dts-v1/;
9 #include "imx6qdl-vicut1.dtsi"
15 gpio-keys {
16 compatible = "gpio-keys";
17 pinctrl-names = "default";
18 pinctrl-0 = <&pinctrl_gpiokeys>;
21 key-power {
25 wakeup-source;
28 key-enter {
[all …]
Dimx6dl-mamoj.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
14 compatible = "bticino,imx6dl-mamoj", "fsl,imx6dl";
22 backlight_lcd: backlight-lcd {
23 compatible = "pwm-backlight";
24 pwms = <&pwm3 0 25000 0>; /* 25000ns -> 40kHz */
25 brightness-levels = <0 4 8 16 32 64 128 160 192 224 255>;
26 default-brightness-level = <7>;
30 compatible = "fsl,imx-parallel-display";
[all …]
Dimx6dl-plym2m.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/leds/common.h>
17 stdout-path = &uart4;
21 compatible = "pwm-backlight";
23 brightness-levels = <0 1000>;
24 num-interpolated-steps = <20>;
25 default-brightness-level = <19>;
26 power-supply = <&reg_12v0>;
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/input/
Dti,nspire-keypad.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/ti,nspire-keypad.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI-NSPIRE Keypad
10 - Andrew Davis <[email protected]>
13 - $ref: input.yaml#
14 - $ref: matrix-keymap.yaml#
19 - ti,nspire-keypad
30 scan-interval:
[all …]
Dgpio-matrix-keypad.txt6 keypad can sense a key-press and key-release by means of GPIO lines and
10 - compatible: Should be "gpio-matrix-keypad"
11 - row-gpios: List of gpios used as row lines. The gpio specifier
14 - col-gpios: List of gpios used as column lines. The gpio specifier
17 - linux,keymap: The definition can be found at
18 bindings/input/matrix-keymap.txt
21 - linux,no-autorepeat: do no enable autorepeat feature.
22 - wakeup-source: use any event on keypad as wakeup event.
24 - debounce-delay-ms: debounce interval in milliseconds
25 - col-scan-delay-us: delay, measured in microseconds, that is needed
[all …]
Dsyna,rmi4.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jason A. Donenfeld <[email protected]>
11 - Matthias Schiffer <[email protected]-group.com
12 - Vincent Huang <[email protected]>
22 - syna,rmi4-i2c
23 - syna,rmi4-spi
28 '#address-cells':
31 '#size-cells':
[all …]
/linux-6.14.4/arch/arm64/boot/dts/freescale/
Dimx8-apalis-eval-v1.2.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
6 #include "imx8-apalis-eval.dtsi"
9 reg_3v3_mmc: regulator-3v3-mmc {
10 compatible = "regulator-fixed";
11 pinctrl-names = "default";
12 pinctrl-0 = <&pinctrl_enable_3v3_mmc>;
13 enable-active-high;
15 off-on-delay-us = <100000>;
16 regulator-max-microvolt = <3300000>;
17 regulator-min-microvolt = <3300000>;
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/mmc/
Dmmc-pwrseq-simple.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mmc/mmc-pwrseq-simple.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Ulf Hansson <[email protected]>
14 of common properties between various SOC designs. It thus enables us to use
19 const: mmc-pwrseq-simple
21 reset-gpios:
28 They will be de-asserted right after the power has been provided to the
33 description: Handle for the entry in clock-names.
[all …]
/linux-6.14.4/arch/arm/boot/dts/marvell/
Dkirkwood-synology.dtsi1 // SPDX-License-Identifier: GPL-2.0
12 pinctrl: pin-controller@10000 {
13 pmx_alarmled_12: pmx-alarmled-12 {
18 pmx_fanctrl_15: pmx-fanctrl-15 {
23 pmx_fanctrl_16: pmx-fanctrl-16 {
28 pmx_fanctrl_17: pmx-fanctrl-17 {
33 pmx_fanalarm_18: pmx-fanalarm-18 {
38 pmx_hddled_20: pmx-hddled-20 {
43 pmx_hddled_21: pmx-hddled-21 {
48 pmx_hddled_22: pmx-hddled-22 {
[all …]
/linux-6.14.4/arch/arm64/boot/dts/renesas/
Dr8a779a0-falcon-ethernet.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the Falcon Ethernet sub-board
19 pinctrl-0 = <&avb1_pins>;
20 pinctrl-names = "default";
21 phy-handle = <&avb1_phy>;
25 #address-cells = <1>;
26 #size-cells = <0>;
28 reset-gpios = <&gpio5 15 GPIO_ACTIVE_LOW>;
29 reset-post-delay-us = <4000>;
31 avb1_phy: ethernet-phy@7 {
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/input/touchscreen/
Dadi,ad7879.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices AD7879(-1)/AD7889(-1) touchscreen interface (SPI/I2C)
10 - Frank Li <[email protected]>
16 for I2C slave, use "adi,ad7879-1"
18 - adi,ad7879
19 - adi,ad7879-1
27 touchscreen-max-pressure:
31 adi,resistance-plate-x:
[all …]
/linux-6.14.4/tools/testing/selftests/kvm/
Drseq_test.c1 // SPDX-License-Identifier: GPL-2.0-only
33 * Any bug related to task migration is likely to be timing-dependent; perform
89 * is in-progress, while a completely different count indicates in migration_worker()
96 * stable, i.e. while changing affinity is in-progress. in migration_worker()
108 * Wait 1-10us before proceeding to the next iteration and more in migration_worker()
109 * specifically, before bumping seq_cnt again. A delay is in migration_worker()
135 * 3. To ensure the read-side makes efficient forward progress, in migration_worker()
136 * e.g. if getcpu() involves a syscall. Stalling the read-side in migration_worker()
138 * to stabilize and less time trying to hit the timing-dependent in migration_worker()
141 * Because any bug in this area is likely to be timing-dependent, in migration_worker()
[all …]
/linux-6.14.4/drivers/w1/masters/
Dw1-uart.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * w1-uart - UART 1-Wire bus driver
5 * Uses the UART interface (via Serial Device Bus) to create the 1-Wire
6 * timing patterns. Implements the following 1-Wire master interface:
8 * - reset_bus: requests baud-rate 9600
10 * - touch_bit: requests baud-rate 115200
16 #include <linux/delay.h>
27 /* Timeout to wait for completion of serdev-receive */
31 * struct w1_uart_config - configuration for 1-Wire operation
32 * @baudrate: baud-rate returned from serdev
[all …]
/linux-6.14.4/Documentation/admin-guide/blockdev/
Dparide.rst5 PARIDE v1.03 (c) 1997-8 Grant Guenther <[email protected]>
12 to personal computers, many external devices such as portable hard-disk,
13 CD-ROM, LS-120 and tape drives use the parallel port to connect to their
14 host computer. While some devices (notably scanners) use ad-hoc methods
17 a parallel-port adapter chip added in. Some of the original parallel port
19 (The Iomega PPA-3 adapter used in the ZIP drives is an example of this
27 which is then connected to a floppy-tape mechanism. The vast majority
30 were to open up a parallel port CD-ROM drive, for instance, one would
31 find a standard ATAPI CD-ROM drive, a power supply, and a single adapter
33 IDE cable. It is usually possible to exchange the CD-ROM device with
[all …]
/linux-6.14.4/drivers/mmc/host/
Dsdhci-bcm-kona.c1 // SPDX-License-Identifier: GPL-2.0-only
6 #include <linux/delay.h>
14 #include <linux/mmc/slot-gpio.h>
16 #include "sdhci-pltfm.h"
63 return -EFAULT; in sdhci_bcm_kona_sd_reset()
72 * Back-to-Back register write needs a delay of 1ms at bootup (min 10uS) in sdhci_bcm_kona_sd_reset()
73 * Back-to-Back writes to same register needs delay when SD bus clock in sdhci_bcm_kona_sd_reset()
74 * is very low w.r.t AHB clock, mainly during boot-time and during card in sdhci_bcm_kona_sd_reset()
75 * insert-removal. in sdhci_bcm_kona_sd_reset()
97 * Back-to-Back register write needs a delay of 1ms at bootup (min 10uS) in sdhci_bcm_kona_sd_init()
[all …]
/linux-6.14.4/include/ufs/
Dufs_quirks.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2014-2016, The Linux Foundation. All rights reserved.
22 * ufs_dev_quirk - ufs device quirk info
42 * - As soon as SW sees the DL NAC error, it should schedule the error handler
43 * - Error handler would sleep for 50ms to see if there are any fatal errors
45 * - If there are fatal errors then SW does normal error recovery.
46 * - If there are no fatal errors then SW sends the NOP command to device
48 * - If NOP command times out, SW does normal error recovery
49 * - If NOP command succeed, skip the error handling.
59 * 600us which may not be enough for reliable hibern8 exit hardware sequence
[all …]

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