linux_dsm_epyc7002/include/linux/spi/sh_msiof.h
Hisashi Nakamura cf9e4784f3 spi: sh-msiof: Add slave mode support
Add slave mode support to the MSIOF driver, in both PIO and DMA mode.

For now this only supports the transmission of messages with a size
that is known in advance.

Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com>
[geert: Timeout handling cleanup, spi core integration, cancellation,
	rewording]
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
2017-05-26 13:11:54 +01:00

21 lines
318 B
C

#ifndef __SPI_SH_MSIOF_H__
#define __SPI_SH_MSIOF_H__
enum {
MSIOF_SPI_MASTER,
MSIOF_SPI_SLAVE,
};
struct sh_msiof_spi_info {
int tx_fifo_override;
int rx_fifo_override;
u16 num_chipselect;
int mode;
unsigned int dma_tx_id;
unsigned int dma_rx_id;
u32 dtdl;
u32 syncdl;
};
#endif /* __SPI_SH_MSIOF_H__ */