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Searched +full:stm32 +full:- +full:timer +full:- +full:trigger (Results 1 – 25 of 32) sorted by relevance

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/openbmc/linux/Documentation/devicetree/bindings/mfd/
H A Dst,stm32-lptimer.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/st,stm32-lptimer.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STM32 Low-Power Timers
10 The STM32 Low-Power Timer (LPTIM) is a 16-bit timer that provides several
12 - PWM output (with programmable prescaler, configurable polarity)
13 - Trigger source for STM32 ADC/DAC (LPTIM_OUT)
14 - Several counter modes:
15 - quadrature encoder to detect angular position and direction of rotary
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H A Dst,stm32-timers.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/st,stm32-timers.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STM32 Timers
10 This hardware block provides 3 types of timer along with PWM functionality:
11 - advanced-control timers consist of a 16-bit auto-reload counter driven
14 - general-purpose timers consist of a 16-bit or 32-bit auto-reload counter
16 - basic timers consist of a 16-bit auto-reload counter driven by a
20 - Fabrice Gasnier <fabrice.gasnier@foss.st.com>
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/openbmc/linux/drivers/iio/trigger/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
7 menu "Triggers - standalone"
10 tristate "High resolution timer trigger"
13 Provides a frequency based IIO trigger using high resolution
17 module will be called iio-trig-hrtimer.
20 tristate "Generic interrupt trigger"
23 trigger. This may be provided by a gpio driver for example.
26 module will be called iio-trig-interrupt.
29 tristate "STM32 Low-Power Timer Trigger"
32 Select this option to enable STM32 Low-Power Timer Trigger.
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H A Dstm32-lptimer-trigger.c1 // SPDX-License-Identifier: GPL-2.0
3 * STM32 Low-Power Timer Trigger driver
9 * Inspired by Benjamin Gaignard's stm32-timer-trigger driver
12 #include <linux/iio/timer/stm32-lptim-trigger.h>
13 #include <linux/mfd/stm32-lptimer.h>
19 /* List Low-Power Timer triggers */
34 if (indio_dev->modes & INDIO_HARDWARE_TRIGGERED) in stm32_lptim_validate_device()
37 return -EINVAL; in stm32_lptim_validate_device()
46 * @trig: trigger to be checked
48 * return true if the trigger is a valid STM32 IIO Low-Power Timer Trigger
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H A Dstm32-timer-trigger.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/iio/timer/stm32-timer-trigger.h>
12 #include <linux/iio/trigger.h>
13 #include <linux/mfd/stm32-timers.h>
22 /* List the triggers created by each timer */
43 /* List the triggers accepted by each timer */
50 { }, /* timer 6 */
51 { }, /* timer 7 */
54 { }, /* timer 10 */
55 { }, /* timer 11 */
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H A DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for triggers not associated with iio-devices
8 obj-$(CONFIG_IIO_HRTIMER_TRIGGER) += iio-trig-hrtimer.o
9 obj-$(CONFIG_IIO_INTERRUPT_TRIGGER) += iio-trig-interrupt.o
10 obj-$(CONFIG_IIO_STM32_LPTIMER_TRIGGER) += stm32-lptimer-trigger.o
11 obj-$(CONFIG_IIO_STM32_TIMER_TRIGGER) += stm32-timer-trigger.o
12 obj-$(CONFIG_IIO_SYSFS_TRIGGER) += iio-trig-sysfs.o
13 obj-$(CONFIG_IIO_TIGHTLOOP_TRIGGER) += iio-trig-loop.o
/openbmc/u-boot/arch/arm/dts/
H A Dstm32mp157c.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
6 #include <dt-bindings/interrupt-controller/arm-gic.h>
7 #include <dt-bindings/clock/stm32mp1-clks.h>
8 #include <dt-bindings/reset/stm32mp1-resets.h>
11 #address-cells = <1>;
12 #size-cells = <1>;
15 #address-cells = <1>;
16 #size-cells = <0>;
19 compatible = "arm,cortex-a7";
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H A Dstm32f429.dtsi2 * Copyright (C) 2015, STMicroelectronics - All Rights Reserved
3 * Author(s): Maxime Coquelin <mcoquelin.stm32@gmail.com> for STMicroelectronics.
5 * This file is dual-licensed: you can use it either under the terms
45 #include "armv7-m.dtsi"
46 #include <dt-bindings/clock/stm32fx-clock.h>
47 #include <dt-bindings/mfd/stm32f4-rcc.h>
51 clk_hse: clk-hse {
52 #clock-cells = <0>;
53 compatible = "fixed-clock";
54 clock-frequency = <0>;
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H A Dstm32429i-eval.dts1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2015, STMicroelectronics - All Rights Reserved
4 * Author: Maxime Coquelin <mcoquelin.stm32@gmail.com> for STMicroelectronics.
7 /dts-v1/;
9 #include "stm32f429-pinctrl.dtsi"
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/gpio/gpio.h>
14 model = "STMicroelectronics STM32429i-EVAL board";
15 compatible = "st,stm32429i-eval", "st,stm32f429";
19 stdout-path = "serial0:115200n8";
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/openbmc/linux/arch/arm/boot/dts/st/
H A Dstm32f746.dtsi2 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
43 #include "../armv7-m.dtsi"
44 #include <dt-bindings/clock/stm32fx-clock.h>
45 #include <dt-bindings/mfd/stm32f7-rcc.h>
48 #address-cells = <1>;
49 #size-cells = <1>;
52 clk_hse: clk-hse {
53 #clock-cells = <0>;
54 compatible = "fixed-clock";
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H A Dstm32mp131.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
6 #include <dt-bindings/interrupt-controller/arm-gic.h>
7 #include <dt-bindings/clock/stm32mp13-clks.h>
8 #include <dt-bindings/reset/stm32mp13-resets.h>
11 #address-cells = <1>;
12 #size-cells = <1>;
15 #address-cells = <1>;
16 #size-cells = <0>;
19 compatible = "arm,cortex-a7";
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H A Dstm32f429.dtsi2 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
22 * MA 02110-1301 USA
48 #include "../armv7-m.dtsi"
49 #include <dt-bindings/clock/stm32fx-clock.h>
50 #include <dt-bindings/mfd/stm32f4-rcc.h>
53 #address-cells = <1>;
54 #size-cells = <1>;
57 clk_hse: clk-hse {
58 #clock-cells = <0>;
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H A Dstm32mp151.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
6 #include <dt-bindings/interrupt-controller/arm-gic.h>
7 #include <dt-bindings/clock/stm32mp1-clks.h>
8 #include <dt-bindings/reset/stm32mp1-resets.h>
11 #address-cells = <1>;
12 #size-cells = <1>;
15 #address-cells = <1>;
16 #size-cells = <0>;
19 compatible = "arm,cortex-a7";
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H A Dstm32h743.dtsi2 * Copyright 2017 - Alexandre Torgue <alexandre.torgue@st.com>
4 * This file is dual-licensed: you can use it either under the terms
43 #include "../armv7-m.dtsi"
44 #include <dt-bindings/clock/stm32h7-clks.h>
45 #include <dt-bindings/mfd/stm32h7-rcc.h>
46 #include <dt-bindings/interrupt-controller/irq.h>
49 #address-cells = <1>;
50 #size-cells = <1>;
53 clk_hse: clk-hse {
54 #clock-cells = <0>;
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H A Dstm32f769-disco.dts2 * Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.com>
4 * This file is dual-licensed: you can use it either under the terms
43 /dts-v1/;
45 #include "stm32f769-pinctrl.dtsi"
46 #include <dt-bindings/input/input.h>
47 #include <dt-bindings/gpio/gpio.h>
50 model = "STMicroelectronics STM32F769-DISCO board";
51 compatible = "st,stm32f769-disco", "st,stm32f769";
55 stdout-path = "serial0:115200n8";
68 compatible = "gpio-leds";
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H A Dstm32f469-disco.dts2 * Copyright 2016 - Lee Jones <lee.jones@linaro.org>
4 * This file is dual-licensed: you can use it either under the terms
22 * MA 02110-1301 USA
48 /dts-v1/;
50 #include "stm32f469-pinctrl.dtsi"
51 #include <dt-bindings/gpio/gpio.h>
52 #include <dt-bindings/input/input.h>
55 model = "STMicroelectronics STM32F469i-DISCO board";
56 compatible = "st,stm32f469i-disco", "st,stm32f469";
60 stdout-path = "serial0:115200n8";
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H A Dstm32746g-eval.dts2 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
43 /dts-v1/;
45 #include "stm32f746-pinctrl.dtsi"
46 #include <dt-bindings/input/input.h>
47 #include <dt-bindings/interrupt-controller/irq.h>
50 model = "STMicroelectronics STM32746g-EVAL board";
51 compatible = "st,stm32746g-eval", "st,stm32f746";
55 stdout-path = "serial0:115200n8";
68 compatible = "gpio-leds";
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H A Dstm32429i-eval.dts2 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
22 * MA 02110-1301 USA
48 /dts-v1/;
50 #include "stm32f429-pinctrl.dtsi"
51 #include <dt-bindings/input/input.h>
52 #include <dt-bindings/gpio/gpio.h>
53 #include <dt-bindings/media/video-interfaces.h>
56 model = "STMicroelectronics STM32429i-EVAL board";
57 compatible = "st,stm32429i-eval", "st,stm32f429";
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H A Dstm32f429-disco.dts2 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
22 * MA 02110-1301 USA
48 /dts-v1/;
50 #include "stm32f429-pinctrl.dtsi"
51 #include <dt-bindings/input/input.h>
52 #include <dt-bindings/interrupt-controller/irq.h>
53 #include <dt-bindings/gpio/gpio.h>
56 model = "STMicroelectronics STM32F429i-DISCO board";
57 compatible = "st,stm32f429i-disco", "st,stm32f429";
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/openbmc/linux/drivers/iio/adc/
H A Dstm32-dfsdm-adc.c1 // SPDX-License-Identifier: GPL-2.0
3 * This file is the ADC part of the STM32 DFSDM driver
5 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
10 #include <linux/dma-mapping.h>
11 #include <linux/iio/adc/stm32-dfsdm-adc.h>
13 #include <linux/iio/hw-consumer.h>
15 #include <linux/iio/timer/stm32-lptim-trigger.h>
16 #include <linux/iio/timer/stm32-timer-trigger.h>
17 #include <linux/iio/trigger.h>
28 #include "stm32-dfsdm.h"
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H A Dstm32-adc.c1 // SPDX-License-Identifier: GPL-2.0
3 * This file is part of STM32 ADC driver
5 * Copyright (C) 2016, STMicroelectronics - All Rights Reserved
12 #include <linux/dma-mapping.h>
16 #include <linux/iio/timer/stm32-lptim-trigger.h>
17 #include <linux/iio/timer/stm32-timer-trigger.h>
18 #include <linux/iio/trigger.h>
26 #include <linux/nvmem-consumer.h>
31 #include "stm32-adc-core.h"
50 /* External trigger enable */
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/openbmc/linux/drivers/counter/
H A Dstm32-lptimer-cnt.c1 // SPDX-License-Identifier: GPL-2.0
3 * STM32 Low-Power Timer Encoder and Counter driver
9 * Inspired by 104-quad-8 and stm32-timer-trigger drivers.
15 #include <linux/mfd/stm32-lptimer.h>
37 ret = regmap_read(priv->regmap, STM32_LPTIM_CR, &val); in stm32_lptim_is_enabled()
51 ret = regmap_write(priv->regmap, STM32_LPTIM_CR, val); in stm32_lptim_set_enable_state()
56 clk_disable(priv->clk); in stm32_lptim_set_enable_state()
57 priv->enabled = false; in stm32_lptim_set_enable_state()
61 /* LP timer must be enabled before writing CMP & ARR */ in stm32_lptim_set_enable_state()
62 ret = regmap_write(priv->regmap, STM32_LPTIM_ARR, priv->ceiling); in stm32_lptim_set_enable_state()
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/openbmc/linux/include/linux/iio/timer/
H A Dstm32-timer-trigger.h1 /* SPDX-License-Identifier: GPL-2.0-only */
81 pr_warn_once("stm32-timer-trigger not linked in\n"); in is_stm32_timer_trigger()
/openbmc/linux/include/linux/mfd/
H A Dstm32-timers.h1 /* SPDX-License-Identifier: GPL-2.0 */
12 #include <linux/dma-mapping.h>
26 #define TIM_ARR 0x2c /* Auto-Reload Register */
31 #define TIM_BDTR 0x44 /* Break and Dead-Time Reg */
38 #define TIM_CR1_ARPE BIT(7) /* Auto-reload Preload Ena */
42 #define TIM_SMCR_TS (BIT(4) | BIT(5) | BIT(6)) /* Trigger selection */
50 #define TIM_DIER_TDE BIT(14) /* Trigger DMA request Enable */
106 * struct stm32_timers_dma - STM32 timer DMA handling.
111 * @chans: DMA channels available for this timer instance
141 return -ENODEV; in stm32_timers_dma_burst_read()
/openbmc/linux/drivers/watchdog/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
8 bool "Watchdog Timer Support"
16 on-line as fast as possible after a lock-up. There's both a watchdog
21 <file:Documentation/watchdog/watchdog-api.rst> in the kernel source.
34 tristate "WatchDog Timer Driver Core"
36 Say Y here if you want to use the new watchdog timer driver core.
37 This driver provides a framework for all watchdog timer drivers
45 to stop the timer if the process managing it closes the file
51 bool "Update boot-enabled watchdog until userspace takes over"
77 bool "Enable watchdog hrtimer-based pretimeouts"
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