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67 lines
1.5 KiB
67 lines
1.5 KiB
/* |
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* Copyright (c) 2021, Thomas Stranger |
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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 serial driver. It is used to instantiate struct |
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* devices for the "vnd,serial" devicetree compatible used in test code. |
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*/ |
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#include <zephyr.h> |
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#include <drivers/uart.h> |
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#define DT_DRV_COMPAT vnd_serial |
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static int serial_vnd_poll_in(const struct device *dev, unsigned char *c) |
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{ |
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return -ENOTSUP; |
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} |
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static void serial_vnd_poll_out(const struct device *dev, unsigned char c) |
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{ |
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} |
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static int serial_vnd_err_check(const struct device *dev) |
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{ |
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return -ENOTSUP; |
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} |
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#ifdef CONFIG_UART_USE_RUNTIME_CONFIGURE |
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static int serial_vnd_configure(const struct device *dev, |
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const struct uart_config *cfg) |
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{ |
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return -ENOTSUP; |
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} |
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static int serial_vnd_config_get(const struct device *dev, |
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struct uart_config *cfg) |
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{ |
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return -ENOTSUP; |
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} |
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#endif /* CONFIG_UART_USE_RUNTIME_CONFIGURE */ |
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static const struct uart_driver_api serial_vnd_api = { |
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.poll_in = serial_vnd_poll_in, |
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.poll_out = serial_vnd_poll_out, |
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.err_check = serial_vnd_err_check, |
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#ifdef CONFIG_UART_USE_RUNTIME_CONFIGURE |
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.configure = serial_vnd_configure, |
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.config_get = serial_vnd_config_get, |
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#endif /* CONFIG_UART_USE_RUNTIME_CONFIGURE */ |
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}; |
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static int serial_vnd_init(const struct device *dev) |
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{ |
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return 0; |
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} |
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#define VND_SERIAL_INIT(n) \ |
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DEVICE_DT_INST_DEFINE(n, &serial_vnd_init, NULL, \ |
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NULL, NULL, POST_KERNEL, \ |
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CONFIG_SERIAL_INIT_PRIORITY, \ |
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&serial_vnd_api); |
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DT_INST_FOREACH_STATUS_OKAY(VND_SERIAL_INIT)
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