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61 lines
1.4 KiB
61 lines
1.4 KiB
/* |
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* Copyright (c) 2021, Nordic Semiconductor ASA |
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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 SPI driver. It is used to instantiate struct |
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* devices for the "vnd,spi" devicetree compatible used in test code. |
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*/ |
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#include <zephyr.h> |
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#include <drivers/spi.h> |
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#define DT_DRV_COMPAT vnd_spi |
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static int vnd_spi_transceive(const struct device *dev, |
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const struct spi_config *spi_cfg, |
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const struct spi_buf_set *tx_bufs, |
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const struct spi_buf_set *rx_bufs) |
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{ |
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return -ENOTSUP; |
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} |
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#ifdef CONFIG_SPI_ASYNC |
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static int vnd_spi_transceive_async(const struct device *dev, |
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const struct spi_config *spi_cfg, |
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const struct spi_buf_set *tx_bufs, |
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const struct spi_buf_set *rx_bufs, |
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struct k_poll_signal *async) |
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{ |
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return -ENOTSUP; |
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} |
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#endif |
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static int vnd_spi_release(const struct device *dev, |
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const struct spi_config *spi_cfg) |
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{ |
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return -ENOTSUP; |
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} |
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static const struct spi_driver_api vnd_spi_api = { |
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.transceive = vnd_spi_transceive, |
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#ifdef CONFIG_SPI_ASYNC |
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.transceive_async = vnd_spi_transceive_async, |
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#endif |
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.release = vnd_spi_release, |
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}; |
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static int vnd_spi_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_SPI_INIT(n) \ |
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DEVICE_DT_INST_DEFINE(n, &vnd_spi_init, NULL, \ |
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NULL, NULL, POST_KERNEL, \ |
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CONFIG_KERNEL_INIT_PRIORITY_DEVICE, \ |
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&vnd_spi_api); |
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DT_INST_FOREACH_STATUS_OKAY(VND_SPI_INIT)
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