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

   1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
   2
   3 #ifndef __DT_BINDINGS_DMA_DW_DMAC_H__
   4 #define __DT_BINDINGS_DMA_DW_DMAC_H__
   5
   6 /*
   7  * Protection Control bits provide protection against illegal transactions.
   8  * The protection bits[0:2] are one-to-one mapped to AHB HPROT[3:1] signals.
   9  */
  10 #define DW_DMAC_HPROT1_PRIVILEGED_MODE  (1 << 0)        /* Privileged Mode */
  11 #define DW_DMAC_HPROT2_BUFFERABLE       (1 << 1)        /* DMA is bufferable */
  12 #define DW_DMAC_HPROT3_CACHEABLE        (1 << 2)        /* DMA is cacheable */
  13
  14 #endif /* __DT_BINDINGS_DMA_DW_DMAC_H__ */