linux-sg2042/include/linux/serial_sci.h

42 lines
914 B
C

#ifndef __LINUX_SERIAL_SCI_H
#define __LINUX_SERIAL_SCI_H
#include <linux/serial_core.h>
#ifdef CONFIG_SERIAL_SH_SCI_DMA
#include <asm/dmaengine.h>
#endif
/*
* Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
*/
/* Offsets into the sci_port->irqs array */
enum {
SCIx_ERI_IRQ,
SCIx_RXI_IRQ,
SCIx_TXI_IRQ,
SCIx_BRI_IRQ,
SCIx_NR_IRQS,
};
struct device;
/*
* Platform device specific platform_data struct
*/
struct plat_sci_port {
void __iomem *membase; /* io cookie */
unsigned long mapbase; /* resource base */
unsigned int irqs[SCIx_NR_IRQS]; /* ERI, RXI, TXI, BRI */
unsigned int type; /* SCI / SCIF / IRDA */
upf_t flags; /* UPF_* flags */
char *clk; /* clock string */
struct device *dma_dev;
#ifdef CONFIG_SERIAL_SH_SCI_DMA
enum sh_dmae_slave_chan_id dma_slave_tx;
enum sh_dmae_slave_chan_id dma_slave_rx;
#endif
};
#endif /* __LINUX_SERIAL_SCI_H */