1eb683a514
Remove all init functions that do nothing, and provide a `NULL` to *DEVICE*DEFINE* macros. Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* Copyright (c) 2022, Commonwealth Scientific and Industrial Research
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* Organisation (CSIRO) ABN 41 687 119 230.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*
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* This is not a real PWM driver. It is used to instantiate struct
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* devices for the "vnd,pwm" devicetree compatible used in test code.
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*/
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#include <zephyr/kernel.h>
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#include <zephyr/drivers/pwm.h>
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#define DT_DRV_COMPAT vnd_pwm
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static int vnd_pwm_set_cycles(const struct device *dev, uint32_t channel,
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uint32_t period_cycles, uint32_t pulse_cycles,
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pwm_flags_t flags)
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{
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return -ENOTSUP;
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}
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#ifdef CONFIG_PWM_CAPTURE
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static int vnd_pwm_configure_capture(const struct device *dev, uint32_t channel,
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pwm_flags_t flags,
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pwm_capture_callback_handler_t cb,
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void *user_data)
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{
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return -ENOTSUP;
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}
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static int vnd_pwm_enable_capture(const struct device *dev, uint32_t channel)
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{
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return -ENOTSUP;
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}
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static int vnd_pwm_disable_capture(const struct device *dev, uint32_t channel)
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{
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return -ENOTSUP;
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}
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#endif /* CONFIG_PWM_CAPTURE */
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static int vnd_pwm_get_cycles_per_sec(const struct device *dev,
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uint32_t channel, uint64_t *cycles)
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{
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return -ENOTSUP;
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}
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static const struct pwm_driver_api vnd_pwm_api = {
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.set_cycles = vnd_pwm_set_cycles,
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#ifdef CONFIG_PWM_CAPTURE
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.configure_capture = vnd_pwm_configure_capture,
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.enable_capture = vnd_pwm_enable_capture,
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.disable_capture = vnd_pwm_disable_capture,
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#endif /* CONFIG_PWM_CAPTURE */
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.get_cycles_per_sec = vnd_pwm_get_cycles_per_sec,
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};
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#define VND_PWM_INIT(n) \
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DEVICE_DT_INST_DEFINE(n, NULL, NULL, NULL, NULL, POST_KERNEL, \
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CONFIG_PWM_INIT_PRIORITY, &vnd_pwm_api);
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DT_INST_FOREACH_STATUS_OKAY(VND_PWM_INIT)
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