1*c66ec88fSEmmanuel Vadot /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel Vadot #ifndef __DT_BINDINGS_DMA_DW_DMAC_H__ 4*c66ec88fSEmmanuel Vadot #define __DT_BINDINGS_DMA_DW_DMAC_H__ 5*c66ec88fSEmmanuel Vadot 6*c66ec88fSEmmanuel Vadot /* 7*c66ec88fSEmmanuel Vadot * Protection Control bits provide protection against illegal transactions. 8*c66ec88fSEmmanuel Vadot * The protection bits[0:2] are one-to-one mapped to AHB HPROT[3:1] signals. 9*c66ec88fSEmmanuel Vadot */ 10*c66ec88fSEmmanuel Vadot #define DW_DMAC_HPROT1_PRIVILEGED_MODE (1 << 0) /* Privileged Mode */ 11*c66ec88fSEmmanuel Vadot #define DW_DMAC_HPROT2_BUFFERABLE (1 << 1) /* DMA is bufferable */ 12*c66ec88fSEmmanuel Vadot #define DW_DMAC_HPROT3_CACHEABLE (1 << 2) /* DMA is cacheable */ 13*c66ec88fSEmmanuel Vadot 14*c66ec88fSEmmanuel Vadot #endif /* __DT_BINDINGS_DMA_DW_DMAC_H__ */ 15