include/linux/sh_dma.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
12 #include <linux/shdma-base.h>
17 /* Used by slave DMA clients to request DMA to/from a specific peripheral */
23  * Supplied by platforms to specify, how a DMA channel has to be configured for
34  * struct sh_dmae_channel - DMAC channel platform data
36  * @dmars:		channel DMARS register offset
37  * @chclr_offset:	channel CHCLR register offset
38  * @dmars_bit:		channel DMARS field offset within the register
39  * @chclr_bit:		bit position, to be set to reset the channel
50  * struct sh_dmae_pdata - DMAC platform data
53  * @channel:		array of DMA channels
56  * @ts_low_mask:	low TS field mask
58  * @ts_high_mask:	high TS field mask
64  * @dmaor_is_32bit:	DMAOR is a 32-bit register
68  * @chclr_bitwise:	channel CHCLR registers are bitwise
74 	const struct sh_dmae_channel *channel;  member
97 #define DMAOR_DME	0x00000001	/* DMA Master Enable */
107 #define RS_ERS	0x00000800	/* DMA extended resource selector */
108 #define CHCR_DE	0x00000001	/* DMA Enable */