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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/power/reset/
Dgpio-restart.txt6 handler. If the optional properties 'open-source' is not found, the GPIO line
7 will be driven in the inactive state. Otherwise its not driven until
13 inactive->active edge condition, triggering positive edge triggered
14 reset. After a delay specified by active-delay, the GPIO is set to
15 inactive, thus causing an active->inactive edge, triggering negative edge
16 triggered reset. After a delay specified by inactive-delay, the GPIO
17 is driven active again. After a delay specified by wait-delay, the
21 - compatible : should be "gpio-restart".
22 - gpios : The GPIO to set high/low, see "gpios property" in
28 - open-source : Treat the GPIO as being open source and defer driving
[all …]
Dgpio-poweroff.txt6 'input' is not found, the GPIO line will be driven in the inactive
9 When the power-off handler is called, the gpio is configured as an
11 condition. This will also cause an inactive->active edge condition, so
12 triggering positive edge triggered power off. After a delay of 100ms,
13 the GPIO is set to inactive, thus causing an active->inactive edge,
15 delay the GPIO is driver active again. If the power is still on and
16 the CPU still running after a 3000ms delay, a WARN_ON(1) is emitted.
19 - compatible : should be "gpio-poweroff".
20 - gpios : The GPIO to set high/low, see "gpios property" in
26 - input : Initially configure the GPIO line as an input. Only reconfigure
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/power/reset/
Dgpio-restart.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/reset/gpio-restart.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
17 'open-source' is not found, the GPIO line will be driven in the inactive state. Otherwise its
22 This will also cause an inactive->active edge condition, triggering positive edge triggered
23 reset. After a delay specified by active-delay, the GPIO is set to inactive, thus causing an
24 active->inactive edge, triggering negative edge triggered reset. After a delay specified by
25 inactive-delay, the GPIO is driven active again. After a delay specified by wait-delay, the
[all …]
Dgpio-poweroff.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/reset/gpio-poweroff.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
15 from inactive to active. After a delay (active-delay-ms) it
16 is expected to be switched back to inactive. After another
17 delay (inactive-delay-ms) it is configured as active again.
19 the system is still running after waiting some time (timeout-ms).
23 const: gpio-poweroff
[all …]
/kernel/linux/linux-5.10/drivers/power/reset/
Dgpio-poweroff.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/delay.h>
32 /* drive it active, also inactive->active edge */ in gpio_poweroff_do_poweroff()
36 /* drive inactive, also active->inactive edge */ in gpio_poweroff_do_poweroff()
40 /* drive it active, also inactive->active edge */ in gpio_poweroff_do_poweroff()
56 dev_err(&pdev->dev, in gpio_poweroff_probe()
59 return -EBUSY; in gpio_poweroff_probe()
62 input = device_property_read_bool(&pdev->dev, "input"); in gpio_poweroff_probe()
68 device_property_read_u32(&pdev->dev, "active-delay-ms", &active_delay); in gpio_poweroff_probe()
69 device_property_read_u32(&pdev->dev, "inactive-delay-ms", in gpio_poweroff_probe()
[all …]
Dgpio-restart.c1 // SPDX-License-Identifier: GPL-2.0-only
7 * Based on the gpio-poweroff driver.
12 #include <linux/delay.h>
32 /* drive it active, also inactive->active edge */ in gpio_restart_notify()
33 gpiod_direction_output(gpio_restart->reset_gpio, 1); in gpio_restart_notify()
34 mdelay(gpio_restart->active_delay_ms); in gpio_restart_notify()
36 /* drive inactive, also active->inactive edge */ in gpio_restart_notify()
37 gpiod_set_value(gpio_restart->reset_gpio, 0); in gpio_restart_notify()
38 mdelay(gpio_restart->inactive_delay_ms); in gpio_restart_notify()
40 /* drive it active, also inactive->active edge */ in gpio_restart_notify()
[all …]
/kernel/linux/linux-6.6/drivers/power/reset/
Dgpio-restart.c1 // SPDX-License-Identifier: GPL-2.0-only
7 * Based on the gpio-poweroff driver.
12 #include <linux/delay.h>
32 /* drive it active, also inactive->active edge */ in gpio_restart_notify()
33 gpiod_direction_output(gpio_restart->reset_gpio, 1); in gpio_restart_notify()
34 mdelay(gpio_restart->active_delay_ms); in gpio_restart_notify()
36 /* drive inactive, also active->inactive edge */ in gpio_restart_notify()
37 gpiod_set_value(gpio_restart->reset_gpio, 0); in gpio_restart_notify()
38 mdelay(gpio_restart->inactive_delay_ms); in gpio_restart_notify()
40 /* drive it active, also inactive->active edge */ in gpio_restart_notify()
[all …]
Dgpio-poweroff.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/delay.h>
33 /* drive it active, also inactive->active edge */ in gpio_poweroff_do_poweroff()
37 /* drive inactive, also active->inactive edge */ in gpio_poweroff_do_poweroff()
41 /* drive it active, also inactive->active edge */ in gpio_poweroff_do_poweroff()
57 dev_err(&pdev->dev, in gpio_poweroff_probe()
60 return -EBUSY; in gpio_poweroff_probe()
63 input = device_property_read_bool(&pdev->dev, "input"); in gpio_poweroff_probe()
69 device_property_read_u32(&pdev->dev, "active-delay-ms", &active_delay); in gpio_poweroff_probe()
70 device_property_read_u32(&pdev->dev, "inactive-delay-ms", in gpio_poweroff_probe()
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/input/
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 …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/input/
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 …]
/kernel/linux/linux-6.6/include/linux/amba/
Dpl022.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright (C) 2008-2009 ST-Ericsson AB
11 * linux-2.6.17-rc3-mm1/drivers/spi/pxa2xx_spi.c
30 * enum ssp_interface - interfaces allowed for this SSP Controller
47 * enum ssp_hierarchy - whether SSP is configured as Master or Slave
55 * enum ssp_clock_params - clock parameters, to set SSP clock at a
64 * enum ssp_rx_endian - endianess of Rx FIFO Data
73 * enum ssp_tx_endian - endianess of Tx FIFO Data
81 * enum ssp_data_size - number of bits in one data element
97 * enum ssp_mode - SSP mode of operation (Communication modes)
[all …]
/kernel/linux/linux-5.10/include/linux/amba/
Dpl022.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright (C) 2008-2009 ST-Ericsson AB
11 * linux-2.6.17-rc3-mm1/drivers/spi/pxa2xx_spi.c
30 * enum ssp_interface - interfaces allowed for this SSP Controller
47 * enum ssp_hierarchy - whether SSP is configured as Master or Slave
55 * enum ssp_clock_params - clock parameters, to set SSP clock at a
64 * enum ssp_rx_endian - endianess of Rx FIFO Data
73 * enum ssp_tx_endian - endianess of Tx FIFO Data
81 * enum ssp_data_size - number of bits in one data element
97 * enum ssp_mode - SSP mode of operation (Communication modes)
[all …]
/kernel/linux/linux-6.6/drivers/spi/
Dspi-bitbang-txrx.h1 /* SPDX-License-Identifier: GPL-2.0 */
4 * simple SPI master driver. Two do polled word-at-a-time I/O:
6 * - GPIO/parport bitbangers. Provide chipselect() and txrx_word[](),
7 * expanding the per-word routines from the inline templates below.
9 * - Drivers for controllers resembling bare shift registers. Provide
15 * - Drivers leveraging smarter hardware, with fifos or DMA; or for half
36 * A non-inlined routine would call bitbang_txrx_*() routines. The
38 * especially if the delay is a NOP (to run at peak speed).
55 u32 oldbit = (!(word & (1<<(bits-1)))) << 31; in bitbang_txrx_be_cpha0()
56 /* clock starts at inactive polarity */ in bitbang_txrx_be_cpha0()
[all …]
Dspi-mt65xx.c1 // SPDX-License-Identifier: GPL-2.0-only
17 #include <linux/platform_data/spi-mt65xx.h>
20 #include <linux/spi/spi-mem.h>
21 #include <linux/dma-mapping.h>
114 * struct mtk_spi_compatible - device data structure
132 * struct mtk_spi - SPI driver instance
150 * @spimem_done: SPI-MEM operation completion
151 * @use_spimem: Enables SPI-MEM
153 * @tx_dma: DMA start for SPI-MEM TX
154 * @rx_dma: DMA start for SPI-MEM RX
[all …]
/kernel/linux/linux-6.6/arch/arm/boot/dts/synaptics/
Dberlin2cd-valve-steamlink.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
19 gpio-restart {
20 compatible = "gpio-restart";
22 active-delay = <100>;
23 inactive-delay = <10>;
24 wait-delay = <100>;
30 cpu-supply = <&vcpu>;
31 operating-points = <
[all …]
/kernel/linux/linux-5.10/arch/arm/boot/dts/
Dberlin2cd-valve-steamlink.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
19 gpio-restart {
20 compatible = "gpio-restart";
22 active-delay = <100>;
23 inactive-delay = <10>;
24 wait-delay = <100>;
30 cpu-supply = <&vcpu>;
31 operating-points = <
[all …]
/kernel/linux/linux-6.6/arch/arm64/boot/dts/freescale/
Dimx93-tqma9352-mba93xxla.dts1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
3 * Copyright (c) 2022-2023 TQ-Systems GmbH <linux@ew.tq-group.com>,
4 * D-82229 Seefeld, Germany.
8 /dts-v1/;
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/leds/common.h>
12 #include <dt-bindings/net/ti-dp83867.h>
13 #include <dt-bindings/pwm/pwm.h>
14 #include <dt-bindings/usb/pd.h>
15 #include "imx93-tqma9352.dtsi"
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/spi/
Dspi-peripheral-props.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-peripheral-props.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Peripheral-specific properties for a SPI bus.
11 be common properties like spi-max-frequency, spi-cpha, etc. or they could be
12 controller specific like delay in clock or data lines, etc. These properties
13 need to be defined in the peripheral node because they are per-peripheral and
19 - Mark Brown <broonie@kernel.org>
27 - minimum: 0
[all …]
/kernel/linux/linux-6.6/Documentation/maintainer/
Dfeature-and-driver-maintainers.rst1 .. SPDX-License-Identifier: GPL-2.0
35 review delay of the subsystem maintainer. The resulting expectations
36 may range from two working days for fast-paced subsystems (e.g. networking)
40 --------------------------
43 Maintainers must be subscribed and follow the appropriate subsystem-wide
46 `lei <https://people.kernel.org/monsieuricon/lore-lei-part-1-getting-started>`_.
52 -------
56 multiple drivers - whether to provide a review is left to the maintainer.
58 When there are multiple maintainers for a piece of code an ``Acked-by``
59 or ``Reviewed-by`` tag (or review comments) from a single maintainer is
[all …]
/kernel/linux/linux-5.10/drivers/spi/
Dspi-bitbang-txrx.h1 /* SPDX-License-Identifier: GPL-2.0 */
4 * simple SPI master driver. Two do polled word-at-a-time I/O:
6 * - GPIO/parport bitbangers. Provide chipselect() and txrx_word[](),
7 * expanding the per-word routines from the inline templates below.
9 * - Drivers for controllers resembling bare shift registers. Provide
15 * - Drivers leveraging smarter hardware, with fifos or DMA; or for half
36 * A non-inlined routine would call bitbang_txrx_*() routines. The
38 * especially if the delay is a NOP (to run at peak speed).
53 u32 oldbit = (!(word & (1<<(bits-1)))) << 31; in bitbang_txrx_be_cpha0()
54 /* clock starts at inactive polarity */ in bitbang_txrx_be_cpha0()
[all …]
/kernel/linux/linux-5.10/sound/soc/fsl/
Dimx-ssi.c1 // SPDX-License-Identifier: GPL-2.0+
3 // imx-ssi.c -- ALSA Soc Audio Layer
15 // we receive in our (PCM-) data stream. The only chance we have is to
25 // around this by not polling these bits but only wait a fixed delay.
28 #include <linux/delay.h>
30 #include <linux/dma-mapping.h>
43 #include <linux/platform_data/asoc-imx-ssi.h>
45 #include "imx-ssi.h"
52 * Should only be called when port is inactive (i.e. SSIEN = 0).
60 sccr = readl(ssi->base + SSI_STCCR); in imx_ssi_set_dai_tdm_slot()
[all …]
/kernel/linux/linux-5.10/include/net/
Dbonding.h4 * Portions are (c) Copyright 1995 Simon "Guru Aleph-Null" Janes
42 netdev_info(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
44 netdev_warn(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
46 netdev_dbg(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
48 netdev_err(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
50 #define BOND_MODE(bond) ((bond)->params.mode)
53 #define bond_slave_list(bond) (&(bond)->dev->adj_list.lower)
60 netdev_adjacent_get_private(bond_slave_list(bond)->next) : \
64 netdev_adjacent_get_private(bond_slave_list(bond)->prev) : \
69 netdev_lower_get_first_private_rcu(bond->dev)
[all …]
/kernel/linux/linux-6.6/include/linux/platform_data/
Dspi-davinci.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
19 * davinci_spi_platform_data - Platform data for SPI master device on DaVinci
41 * davinci_spi_config - Per-chip-select configuration for SPI slave devices
43 * @wdelay: amount of delay between transmissions. Measured in number of
46 * 0 - odd parity, 1 - even parity.
50 * @timer_disable: disable chip-select timers (setup and hold)
51 * @c2tdelay: chip-select setup time. Measured in number of SPI module clocks.
52 * @t2cdelay: chip-select hold time. Measured in number of SPI module clocks.
53 * @t2edelay: transmit data finished to SPI ENAn pin inactive time. Measured
55 * @c2edelay: chip-select active to SPI ENAn signal active time. Measured in
/kernel/linux/linux-5.10/include/linux/platform_data/
Dspi-davinci.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
19 * davinci_spi_platform_data - Platform data for SPI master device on DaVinci
41 * davinci_spi_config - Per-chip-select configuration for SPI slave devices
43 * @wdelay: amount of delay between transmissions. Measured in number of
46 * 0 - odd parity, 1 - even parity.
50 * @timer_disable: disable chip-select timers (setup and hold)
51 * @c2tdelay: chip-select setup time. Measured in number of SPI module clocks.
52 * @t2cdelay: chip-select hold time. Measured in number of SPI module clocks.
53 * @t2edelay: transmit data finished to SPI ENAn pin inactive time. Measured
55 * @c2edelay: chip-select active to SPI ENAn signal active time. Measured in
/kernel/linux/linux-6.6/include/net/
Dbonding.h1 /* SPDX-License-Identifier: GPL-1.0+ */
5 * Portions are (c) Copyright 1995 Simon "Guru Aleph-Null" Janes
43 netdev_info(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
45 netdev_warn(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
47 netdev_dbg(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
49 netdev_err(bond_dev, "(slave %s): " fmt, (slave_dev)->name, ##__VA_ARGS__)
51 #define BOND_MODE(bond) ((bond)->params.mode)
54 #define bond_slave_list(bond) (&(bond)->dev->adj_list.lower)
61 netdev_adjacent_get_private(bond_slave_list(bond)->next) : \
65 netdev_adjacent_get_private(bond_slave_list(bond)->prev) : \
[all …]

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