64968d7402
Only provide implementations for optional operations if needed. This patch deletes quite a few dummy `pin_interrupt_configure` ops (now optional), and adjusts ifdeffery on some drivers so that optional ops are only provided if they implement real functionality. Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/*
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* Copyright (c) 2021, 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 GPIO driver. It is used to instantiate struct
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* devices for the "vnd,gpio" devicetree compatible used in test code.
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*/
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#define DT_DRV_COMPAT vnd_gpio
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#include <zephyr/drivers/gpio.h>
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#include <zephyr/drivers/gpio/gpio_utils.h>
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struct vnd_gpio_config {
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/* gpio_driver_config needs to be first */
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struct gpio_driver_config common;
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};
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struct vnd_gpio_data {
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/* gpio_driver_data needs to be first */
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struct gpio_driver_data common;
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};
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static int vnd_gpio_pin_configure(const struct device *port,
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gpio_pin_t pin,
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gpio_flags_t flags)
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{
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return -ENOTSUP;
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}
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static int vnd_gpio_port_get_raw(const struct device *port,
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gpio_port_value_t *value)
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{
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return -ENOTSUP;
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}
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static int vnd_gpio_port_set_masked_raw(const struct device *port,
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gpio_port_pins_t mask,
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gpio_port_value_t value)
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{
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return -ENOTSUP;
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}
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static int vnd_gpio_port_set_bits_raw(const struct device *port,
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gpio_port_pins_t pins)
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{
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return -ENOTSUP;
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}
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static int vnd_gpio_port_clear_bits_raw(const struct device *port,
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gpio_port_pins_t pins)
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{
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return -ENOTSUP;
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}
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static int vnd_gpio_port_toggle_bits(const struct device *port,
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gpio_port_pins_t pins)
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{
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return -ENOTSUP;
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}
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static const struct gpio_driver_api vnd_gpio_api = {
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.pin_configure = vnd_gpio_pin_configure,
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.port_get_raw = vnd_gpio_port_get_raw,
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.port_set_masked_raw = vnd_gpio_port_set_masked_raw,
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.port_set_bits_raw = vnd_gpio_port_set_bits_raw,
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.port_clear_bits_raw = vnd_gpio_port_clear_bits_raw,
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.port_toggle_bits = vnd_gpio_port_toggle_bits,
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};
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#define VND_GPIO_INIT(n) \
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static const struct vnd_gpio_config vnd_gpio_config_##n = { \
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.common = { \
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.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_DT_INST(n), \
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}, \
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}; \
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\
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static struct vnd_gpio_data vnd_gpio_data_##n; \
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\
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DEVICE_DT_INST_DEFINE(n, NULL, NULL, &vnd_gpio_data_##n, \
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&vnd_gpio_config_##n, POST_KERNEL, \
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CONFIG_GPIO_INIT_PRIORITY, \
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&vnd_gpio_api);
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DT_INST_FOREACH_STATUS_OKAY(VND_GPIO_INIT)
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