include/linux/serial_sci.h

   1 #ifndef __LINUX_SERIAL_SCI_H
   2 #define __LINUX_SERIAL_SCI_H
   3
   4 #include <linux/serial_core.h>
   5 #ifdef CONFIG_SERIAL_SH_SCI_DMA
   6 #include <asm/dmaengine.h>
   7 #endif
   8
   9 /*
  10  * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
  11  */
  12
  13 /* Offsets into the sci_port->irqs array */
  14 enum {
  15         SCIx_ERI_IRQ,
  16         SCIx_RXI_IRQ,
  17         SCIx_TXI_IRQ,
  18         SCIx_BRI_IRQ,
  19         SCIx_NR_IRQS,
  20 };
  21
  22 struct device;
  23
  24 /*
  25  * Platform device specific platform_data struct
  26  */
  27 struct plat_sci_port {
  28         void __iomem    *membase;               /* io cookie */
  29         unsigned long   mapbase;                /* resource base */
  30         unsigned int    irqs[SCIx_NR_IRQS];     /* ERI, RXI, TXI, BRI */
  31         unsigned int    type;                   /* SCI / SCIF / IRDA */
  32         upf_t           flags;                  /* UPF_* flags */
  33         char            *clk;                   /* clock string */
  34         struct device   *dma_dev;
  35 #ifdef CONFIG_SERIAL_SH_SCI_DMA
  36         enum sh_dmae_slave_chan_id dma_slave_tx;
  37         enum sh_dmae_slave_chan_id dma_slave_rx;
  38 #endif
  39 };
  40
  41 #endif /* __LINUX_SERIAL_SCI_H */