dma_gd32.h

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/*
 * Copyright (c) 2022 TOKITA Hiroshi <tokita.hiroshi@gmail.com>
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_DRIVERS_DMA_GD32_H_
#define ZEPHYR_INCLUDE_DRIVERS_DMA_GD32_H_
 
#define GD32_DMA_CONFIG_DIRECTION(config)            ((config >> 6) & 0x3)
#define GD32_DMA_CONFIG_PERIPH_ADDR_INC(config)      ((config >> 9) & 0x1)
#define GD32_DMA_CONFIG_MEMORY_ADDR_INC(config)      ((config >> 10) & 0x1)
#define GD32_DMA_CONFIG_PERIPH_WIDTH(config)         ((config >> 11) & 0x3)
#define GD32_DMA_CONFIG_MEMORY_WIDTH(config)         ((config >> 13) & 0x3)
#define GD32_DMA_CONFIG_PERIPHERAL_INC_FIXED(config) ((config >> 15) & 0x1)
#define GD32_DMA_CONFIG_PRIORITY(config)             ((config >> 16) & 0x3)
 
#define GD32_DMA_FEATURES_FIFO_THRESHOLD(threshold) (threshold & 0x3)
 
#endif /* ZEPHYR_INCLUDE_DRIVERS_DMA_GD32_H_ */