2 * (C) Copyright 2011, Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 #ifndef __ASM_OPENRISC_CACHE_H_
21 #define __ASM_OPENRISC_CACHE_H_
24 * Valid L1 data cache line sizes for the OpenRISC architecture are
26 * If the board configuration has not specified one we default to the
27 * largest of these values for alignment of DMA buffers.
29 #ifdef CONFIG_SYS_CACHELINE_SIZE
30 #define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE
32 #define ARCH_DMA_MINALIGN 32
35 #endif /* __ASM_OPENRISC_CACHE_H_ */