linuxdebug/include/dt-bindings/dma/dw-dmac.h

15 lines
532 B
C

/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
#ifndef __DT_BINDINGS_DMA_DW_DMAC_H__
#define __DT_BINDINGS_DMA_DW_DMAC_H__
/*
* Protection Control bits provide protection against illegal transactions.
* The protection bits[0:2] are one-to-one mapped to AHB HPROT[3:1] signals.
*/
#define DW_DMAC_HPROT1_PRIVILEGED_MODE (1 << 0) /* Privileged Mode */
#define DW_DMAC_HPROT2_BUFFERABLE (1 << 1) /* DMA is bufferable */
#define DW_DMAC_HPROT3_CACHEABLE (1 << 2) /* DMA is cacheable */
#endif /* __DT_BINDINGS_DMA_DW_DMAC_H__ */