dt-bindings/dma/dw-dmac.h

0001 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
0002
0003 #ifndef __DT_BINDINGS_DMA_DW_DMAC_H__
0004 #define __DT_BINDINGS_DMA_DW_DMAC_H__
0005
0006 /*
0007  * Protection Control bits provide protection against illegal transactions.
0008  * The protection bits[0:2] are one-to-one mapped to AHB HPROT[3:1] signals.
0009  */
0010 #define DW_DMAC_HPROT1_PRIVILEGED_MODE  (1 << 0)    /* Privileged Mode */
0011 #define DW_DMAC_HPROT2_BUFFERABLE   (1 << 1)    /* DMA is bufferable */
0012 #define DW_DMAC_HPROT3_CACHEABLE    (1 << 2)    /* DMA is cacheable */
0013
0014 #endif /* __DT_BINDINGS_DMA_DW_DMAC_H__ */