Zephyr API Documentation 4.2.99
A Scalable Open Source RTOS
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spi.h
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1
5
6/*
7 * Copyright (c) 2020 Nordic Semiconductor
8 *
9 * SPDX-License-Identifier: Apache-2.0
10 */
11
12#ifndef ZEPHYR_INCLUDE_DEVICETREE_SPI_H_
13#define ZEPHYR_INCLUDE_DEVICETREE_SPI_H_
14
15#ifdef __cplusplus
16extern "C" {
17#endif
18
25
53#define DT_SPI_HAS_CS_GPIOS(spi) DT_NODE_HAS_PROP(spi, cs_gpios)
54
79#define DT_SPI_NUM_CS_GPIOS(spi) \
80 COND_CODE_1(DT_SPI_HAS_CS_GPIOS(spi), \
81 (DT_PROP_LEN(spi, cs_gpios)), (0))
82
118#define DT_SPI_DEV_HAS_CS_GPIOS(spi_dev) DT_SPI_HAS_CS_GPIOS(DT_BUS(spi_dev))
119
151#define DT_SPI_DEV_CS_GPIOS_CTLR(spi_dev) \
152 DT_GPIO_CTLR_BY_IDX(DT_BUS(spi_dev), cs_gpios, DT_REG_ADDR_RAW(spi_dev))
153
184#define DT_SPI_DEV_CS_GPIOS_PIN(spi_dev) \
185 DT_GPIO_PIN_BY_IDX(DT_BUS(spi_dev), cs_gpios, DT_REG_ADDR_RAW(spi_dev))
186
212#define DT_SPI_DEV_CS_GPIOS_FLAGS(spi_dev) \
213 DT_GPIO_FLAGS_BY_IDX(DT_BUS(spi_dev), cs_gpios, DT_REG_ADDR_RAW(spi_dev))
214
222#define DT_INST_SPI_DEV_HAS_CS_GPIOS(inst) \
223 DT_SPI_DEV_HAS_CS_GPIOS(DT_DRV_INST(inst))
224
232#define DT_INST_SPI_DEV_CS_GPIOS_CTLR(inst) \
233 DT_SPI_DEV_CS_GPIOS_CTLR(DT_DRV_INST(inst))
234
241#define DT_INST_SPI_DEV_CS_GPIOS_PIN(inst) \
242 DT_SPI_DEV_CS_GPIOS_PIN(DT_DRV_INST(inst))
243
251#define DT_INST_SPI_DEV_CS_GPIOS_FLAGS(inst) \
252 DT_SPI_DEV_CS_GPIOS_FLAGS(DT_DRV_INST(inst))
253
257
258#ifdef __cplusplus
259}
260#endif
261
262#endif /* ZEPHYR_INCLUDE_DEVICETREE_SPI_H_ */