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serial: Add SERIAL_SH_SCI_NR_UARTS for sh-sci. 

sh-sci needs to be able to define its number of ports to
support, we do this with a config option, like most other
ports do.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Paul Mundt 2006-09-27 17:32:30 +09:00
parent 7dec62e96b
commit ecd9561687
2 changed files with 41 additions and 2 deletions
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9
drivers/serial/Kconfig
View File

@ -642,12 +642,17 @@ config V850E_UART_CONSOLE
select SERIAL_CORE_CONSOLE
config SERIAL_SH_SCI
tristate "SH SCI(F) serial port support"
tristate "SuperH SCI(F) serial port support"
depends on SUPERH || H8300
select SERIAL_CORE
config SERIAL_SH_SCI_NR_UARTS
int "Maximum number of SCI(F) serial ports"
depends on SERIAL_SH_SCI
default "2"
config SERIAL_SH_SCI_CONSOLE
bool "Support for console on SH SCI(F)"
bool "Support for console on SuperH SCI(F)"
depends on SERIAL_SH_SCI=y
select SERIAL_CORE_CONSOLE

34
include/asm-sh/sci.h 100644
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@ -0,0 +1,34 @@
#ifndef __ASM_SH_SCI_H
#define __ASM_SH_SCI_H
#include <linux/serial_core.h>
/*
* Generic header for SuperH SCI(F)
*
* Do not place SH-specific parts in here, sh64 and h8300 depend on this too.
*/
/* Offsets into the sci_port->irqs array */
enum {
SCIx_ERI_IRQ,
SCIx_RXI_IRQ,
SCIx_TXI_IRQ,
SCIx_BRI_IRQ,
SCIx_NR_IRQS,
};
/*
* 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 */
};
int early_sci_setup(struct uart_port *port);
#endif /* __ASM_SH_SCI_H */