| /* linux/include/linux/amba/pl330.h |
| * |
| * Copyright (C) 2010 Samsung Electronics Co. Ltd. |
| * Jaswinder Singh <jassi.brar@samsung.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| */ |
| |
| #ifndef __AMBA_PL330_H_ |
| #define __AMBA_PL330_H_ |
| |
| #include <asm/hardware/pl330.h> |
| |
| struct dma_pl330_peri { |
| /* |
| * Peri_Req i/f of the DMAC that is |
| * peripheral could be reached from. |
| */ |
| u8 peri_id; /* {0, 31} */ |
| enum pl330_reqtype rqtype; |
| |
| /* For M->D and D->M Channels */ |
| int burst_sz; /* in power of 2 */ |
| dma_addr_t fifo_addr; |
| }; |
| |
| struct dma_pl330_platdata { |
| /* |
| * Number of valid peripherals connected to DMAC. |
| * This may be different from the value read from |
| * CR0, as the PL330 implementation might have 'holes' |
| * in the peri list or the peri could also be reached |
| * from another DMAC which the platform prefers. |
| */ |
| u8 nr_valid_peri; |
| /* Array of valid peripherals */ |
| struct dma_pl330_peri *peri; |
| /* Bytes to allocate for MC buffer */ |
| unsigned mcbuf_sz; |
| }; |
| |
| #endif /* __AMBA_PL330_H_ */ |
