diff options
Diffstat (limited to 'include/linux/platform_data/dma-s3c24xx.h')
-rw-r--r-- | include/linux/platform_data/dma-s3c24xx.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/include/linux/platform_data/dma-s3c24xx.h b/include/linux/platform_data/dma-s3c24xx.h deleted file mode 100644 index 96d02dbeea67..000000000000 --- a/include/linux/platform_data/dma-s3c24xx.h +++ /dev/null @@ -1,48 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * S3C24XX DMA handling - * - * Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de> - */ - -/* Helper to encode the source selection constraints for early s3c socs. */ -#define S3C24XX_DMA_CHANREQ(src, chan) ((BIT(3) | src) << chan * 4) - -enum s3c24xx_dma_bus { - S3C24XX_DMA_APB, - S3C24XX_DMA_AHB, -}; - -/** - * @bus: on which bus does the peripheral reside - AHB or APB. - * @handshake: is a handshake with the peripheral necessary - * @chansel: channel selection information, depending on variant; reqsel for - * s3c2443 and later and channel-selection map for earlier SoCs - * see CHANSEL doc in s3c2443-dma.c - */ -struct s3c24xx_dma_channel { - enum s3c24xx_dma_bus bus; - bool handshake; - u16 chansel; -}; - -struct dma_slave_map; - -/** - * struct s3c24xx_dma_platdata - platform specific settings - * @num_phy_channels: number of physical channels - * @channels: array of virtual channel descriptions - * @num_channels: number of virtual channels - * @slave_map: dma slave map matching table - * @slavecnt: number of elements in slave_map - */ -struct s3c24xx_dma_platdata { - int num_phy_channels; - struct s3c24xx_dma_channel *channels; - int num_channels; - const struct dma_slave_map *slave_map; - int slavecnt; -}; - -struct dma_chan; -bool s3c24xx_dma_filter(struct dma_chan *chan, void *param); |