diff options
Diffstat (limited to 'arch/m68k/include/asm/coldfire/mcf548x/mcf548x_dma_ereq.h')
-rw-r--r-- | arch/m68k/include/asm/coldfire/mcf548x/mcf548x_dma_ereq.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/coldfire/mcf548x/mcf548x_dma_ereq.h b/arch/m68k/include/asm/coldfire/mcf548x/mcf548x_dma_ereq.h new file mode 100644 index 0000000000..309689f464 --- /dev/null +++ b/arch/m68k/include/asm/coldfire/mcf548x/mcf548x_dma_ereq.h @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2008 Carsten Schlote <c.schlote@konzeptpark.de> + * See file CREDITS for list of people who contributed to this project. + * + * This file is part of U-Boot V2. + * + * U-Boot V2 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 3 of the License, or + * (at your option) any later version. + * + * U-Boot V2 is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with U-Boot V2. If not, see <http://www.gnu.org/licenses/>. + */ + +/** @file + * Register and bit definitions for the MCF548X and MCF547x + * Multi-Channel DMA External Requests (DMA_EREQ) + */ +#ifndef __MCF548X_DMA_EREQ_H__ +#define __MCF548X_DMA_EREQ_H__ + +/* + * Multi-Channel DMA External Requests (DMA_EREQ) + */ + +/* Register read/write macros */ +#define MCF_DMA_EREQ_EREQBAR0 (*(vuint32_t*)(&__MBAR[0x000D00])) +#define MCF_DMA_EREQ_EREQMASK0 (*(vuint32_t*)(&__MBAR[0x000D04])) +#define MCF_DMA_EREQ_EREQCTRL0 (*(vuint32_t*)(&__MBAR[0x000D08])) +#define MCF_DMA_EREQ_EREQBAR1 (*(vuint32_t*)(&__MBAR[0x000D10])) +#define MCF_DMA_EREQ_EREQMASK1 (*(vuint32_t*)(&__MBAR[0x000D14])) +#define MCF_DMA_EREQ_EREQCTRL1 (*(vuint32_t*)(&__MBAR[0x000D18])) +#define MCF_DMA_EREQ_EREQBAR(x) (*(vuint32_t*)(&__MBAR[0x000D00+((x)*0x010)])) +#define MCF_DMA_EREQ_EREQMASK(x) (*(vuint32_t*)(&__MBAR[0x000D04+((x)*0x010)])) +#define MCF_DMA_EREQ_EREQCTRL(x) (*(vuint32_t*)(&__MBAR[0x000D08+((x)*0x010)])) + +/* Bit definitions and macros for MCF_DMA_EREQ_EREQCTRL */ +#define MCF_DMA_EREQ_EREQCTRL_EN (0x00000001) +#define MCF_DMA_EREQ_EREQCTRL_SYNC (0x00000002) +#define MCF_DMA_EREQ_EREQCTRL_DACKWID(x) (((x)&0x00000003)<<2) +#define MCF_DMA_EREQ_EREQCTRL_BSEL(x) (((x)&0x00000003)<<4) +#define MCF_DMA_EREQ_EREQCTRL_MD(x) (((x)&0x00000003)<<6) +#define MCF_DMA_EREQ_EREQCTRL_MD_IDLE (0x00000000) +#define MCF_DMA_EREQ_EREQCTRL_MD_LEVEL (0x00000040) +#define MCF_DMA_EREQ_EREQCTRL_MD_EDGE (0x00000080) +#define MCF_DMA_EREQ_EREQCTRL_MD_PIPED (0x000000C0) +#define MCF_DMA_EREQ_EREQCTRL_BSEL_MEM_WRITE (0x00000000) +#define MCF_DMA_EREQ_EREQCTRL_BSEL_MEM_READ (0x00000010) +#define MCF_DMA_EREQ_EREQCTRL_BSEL_PERIPH_WRITE (0x00000020) +#define MCF_DMA_EREQ_EREQCTRL_BSEL_PERIPH_READ (0x00000030) +#define MCF_DMA_EREQ_EREQCTRL_DACKWID_ONE (0x00000000) +#define MCF_DMA_EREQ_EREQCTRL_DACKWID_TWO (0x00000004) +#define MCF_DMA_EREQ_EREQCTRL_DACKWID_THREE (0x00000008) +#define MCF_DMA_EREQ_EREQCTRL_DACKWID_FOUR (0x0000000C) + +#endif /* __MCF548X_DMA_EREQ_H__ */ |