1 #ifndef __LINUX_SERIAL_SCI_H
2 #define __LINUX_SERIAL_SCI_H
4 #include <linux/bitops.h>
5 #include <linux/serial_core.h>
6 #include <linux/sh_dma.h>
9 * Generic header for SuperH (H)SCI(F) (used by sh/sh64 and related parts)
12 /* Serial Control Register (@ = not supported by all parts) */
13 #define SCSCR_TIE BIT(7) /* Transmit Interrupt Enable */
14 #define SCSCR_RIE BIT(6) /* Receive Interrupt Enable */
15 #define SCSCR_TE BIT(5) /* Transmit Enable */
16 #define SCSCR_RE BIT(4) /* Receive Enable */
17 #define SCSCR_REIE BIT(3) /* Receive Error Interrupt Enable @ */
18 #define SCSCR_TOIE BIT(2) /* Timeout Interrupt Enable @ */
19 #define SCSCR_CKE1 BIT(1) /* Clock Enable 1 */
20 #define SCSCR_CKE0 BIT(0) /* Clock Enable 0 */
30 SCIx_SH2_SCIF_FIFODATA_REGTYPE,
31 SCIx_SH3_SCIF_REGTYPE,
32 SCIx_SH4_SCIF_REGTYPE,
33 SCIx_SH4_SCIF_BRG_REGTYPE,
34 SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE,
35 SCIx_SH4_SCIF_FIFODATA_REGTYPE,
36 SCIx_SH7705_SCIF_REGTYPE,
42 struct plat_sci_port_ops {
43 void (*init_pins)(struct uart_port *, unsigned int cflag);
47 * Platform device specific platform_data struct
49 struct plat_sci_port {
50 unsigned int type; /* SCI / SCIF / IRDA / HSCIF */
51 upf_t flags; /* UPF_* flags */
53 unsigned int sampling_rate;
54 unsigned int scscr; /* SCSCR initialization */
57 * Platform overrides if necessary, defaults otherwise.
59 unsigned char regtype;
61 struct plat_sci_port_ops *ops;
64 #endif /* __LINUX_SERIAL_SCI_H */